Fix the wireless settings button for AirPCap devices in the
[obnox/wireshark/wip.git] / gtk / graph_analysis.c
index fa74bced9d7417d840a7dc1aa588ada3532ed06e..7ae98cafe2dbd4b4961e1de59a4afff2267b629f 100644 (file)
@@ -1,4 +1,4 @@
-/* graph_analysis.c
+ /* graph_analysis.c
  * Graphic Analysis addition for Wireshark
  *
  * $Id$
 #include "config.h"
 #endif
 
-#include <epan/epan_dissect.h>
+#include <stdio.h>
+#include <string.h>
 
-#include "util.h"
-#include <epan/tap.h>
-#include "register.h"
-#include <epan/dissectors/packet-rtp.h>
-#include <epan/addr_resolv.h>
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
 
-/* in /gtk ... */
 #include <gtk/gtk.h>
-#include <glib-object.h>
-
 #include <gdk/gdkkeysyms.h>
-#include "gtkglobals.h"
-
-#if 0
-#include "dlg_utils.h"
+#if GTK_CHECK_VERSION(3,0,0)
+# include <gdk/gdkkeysyms-compat.h>
 #endif
-#include "file_dlg.h"
-#include "gui_utils.h"
-#include "main.h"
-#include "compat_macros.h"
-#include "../color.h"
-#include "epan/filesystem.h"
-#include "file_util.h"
 
-#include <string.h>
+#include <epan/epan_dissect.h>
+#include <epan/tap.h>
+#include <epan/dissectors/packet-rtp.h>
+#include <epan/addr_resolv.h>
+#include "epan/filesystem.h"
 
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
+#include "../util.h"
+#include "../simple_dialog.h"
+#include "../alert_box.h"
+#include <wsutil/file_util.h>
 
-#include "simple_dialog.h"
+#include "gtk/gtkglobals.h"
+#include "gtk/file_dlg.h"
+#include "gtk/gui_utils.h"
+#include "gtk/dlg_utils.h"
+#include "gtk/main.h"
+#include "gtk/graph_analysis.h"
 
-#include "graph_analysis.h"
+#include "gtk/old-gtk-compat.h"
 
+#include "../image/voip_bg.xpm"
 
 /****************************************************************************/
 
@@ -83,21 +81,21 @@ static GtkWidget *save_to_file_w = NULL;
 #define ITEM_HEIGHT 20
 #define NODE_WIDTH 100
 #define TOP_Y_BORDER 40
-#define BOTTOM_Y_BORDER 0
+#define BOTTOM_Y_BORDER 2
 #define COMMENT_WIDTH 400
 #define TIME_WIDTH 50
 
 #define NODE_CHARS_WIDTH 20
-#define CONV_TIME_HEADER "Conv.| Time    "
+#define CONV_TIME_HEADER       "Conv.| Time    "
 #define TIME_HEADER "|Time     "
-#define CONV_TIME_EMPTY_HEADER     "     |         "
-#define TIME_EMPTY_HEADER     "|         "
+#define CONV_TIME_EMPTY_HEADER "     |         "
+#define TIME_EMPTY_HEADER      "|         "
 #define CONV_TIME_HEADER_LENGTH 16
 #define TIME_HEADER_LENGTH 10
 
 /****************************************************************************/
 /* Reset the user_data structure */
-static void graph_analysis_reset(graph_analysis_data_tuser_data)
+static void graph_analysis_reset(graph_analysis_data_t *user_data)
 {
        int i;
 
@@ -117,11 +115,10 @@ static void graph_analysis_reset(graph_analysis_data_t* user_data)
 }
 
 /****************************************************************************/
-/* Reset the user_data structure */
-static void graph_analysis_init_dlg(graph_analysis_data_tuser_data)
+/* Init the user_data structure */
+static void graph_analysis_init_dlg(graph_analysis_data_t *user_data)
 {
        int i;
-
        user_data->num_nodes = 0;
        user_data->num_items = 0;
        user_data->on_destroy_user_data = NULL;
@@ -140,15 +137,21 @@ static void graph_analysis_init_dlg(graph_analysis_data_t* user_data)
        user_data->dlg.needs_redraw=TRUE;
        user_data->dlg.draw_area_time=NULL;
        user_data->dlg.draw_area=NULL;
-       user_data->dlg.pixmap=NULL;
-       user_data->dlg.pixmap_time=NULL;
        user_data->dlg.draw_area_comments=NULL;
+#if GTK_CHECK_VERSION(2,22,0)
+       user_data->dlg.surface_main=NULL;
+       user_data->dlg.surface_time=NULL;
+       user_data->dlg.surface_comments=NULL;
+#else
+       user_data->dlg.pixmap_main=NULL;
+       user_data->dlg.pixmap_time=NULL;
        user_data->dlg.pixmap_comments=NULL;
+#endif
        user_data->dlg.v_scrollbar=NULL;
        user_data->dlg.v_scrollbar_adjustment=NULL;
        user_data->dlg.hpane=NULL;
-       user_data->dlg.pixmap_width = 350;
-       user_data->dlg.pixmap_height=400;
+       user_data->dlg.surface_width = 350;
+       user_data->dlg.surface_width=400;
        user_data->dlg.first_node=0;
        user_data->dlg.first_item=0;
        user_data->dlg.left_x_border=0;
@@ -164,7 +167,7 @@ static void graph_analysis_init_dlg(graph_analysis_data_t* user_data)
 
 /****************************************************************************/
 /* close the dialog window */
-static void on_destroy(GtkWidget *win _U_, graph_analysis_data_t *user_data _U_)
+static void on_destroy(GtkWidget *win _U_, graph_analysis_data_t *user_data)
 {
        int i;
 
@@ -179,7 +182,7 @@ static void on_destroy(GtkWidget *win _U_, graph_analysis_data_t *user_data _U_)
        user_data->dlg.title = NULL;
 
        if(user_data->on_destroy_user_data){
-        user_data->on_destroy_user_data(user_data->data);
+               user_data->on_destroy_user_data(user_data->data);
        }
 }
 
@@ -189,24 +192,57 @@ static void on_destroy(GtkWidget *win _U_, graph_analysis_data_t *user_data _U_)
 #define HEIGHT_ARROW 6
 
 /****************************************************************************/
-static void draw_arrow(GdkDrawable *pixmap, GdkGC *gc, gint x, gint y, gboolean direction)
+#if GTK_CHECK_VERSION(2,22,0)
+static void draw_arrow(cairo_surface_t *surface, GdkColor *color, gint x, gint y, gboolean arrow_type)
 {
-       GdkPoint arrow_point[3];
+       cairo_t *cr;
 
-       arrow_point[0].x = x;
-       arrow_point[0].y = y-HEIGHT_ARROW/2;
-       if (direction == RIGHT_ARROW)
-               arrow_point[1].x = x+WIDTH_ARROW;
-       else
-               arrow_point[1].x = x-WIDTH_ARROW;
-       arrow_point[1].y = y;
-       arrow_point[2].x = x;
-       arrow_point[2].y = y+HEIGHT_ARROW/2;;
+       cr = cairo_create (surface);
+       gdk_cairo_set_source_color (cr, color);
+       if (arrow_type == LEFT_ARROW)
+       {
+               cairo_move_to (cr, x + WIDTH_ARROW,      y);
+               cairo_line_to (cr, x + WIDTH_ARROW,      y + HEIGHT_ARROW);
+               cairo_line_to (cr, x,                    y + HEIGHT_ARROW / 2.);
+       }
+       else if (arrow_type == RIGHT_ARROW)
+       {
+               cairo_move_to (cr, x,                    y);
+               cairo_line_to (cr, x + WIDTH_ARROW,      y + HEIGHT_ARROW / 2.);
+               cairo_line_to (cr, x,                    y + HEIGHT_ARROW);
+       }
+       cairo_close_path (cr);
+       cairo_fill (cr);
+
+       cairo_destroy (cr);
+}
+#else
+static void draw_arrow(GdkDrawable *pixmap, GdkColor *color, gint x, gint y, gboolean arrow_type)
+{
+       cairo_t *cr;
 
        if (GDK_IS_DRAWABLE(pixmap)) {
-               gdk_draw_polygon(pixmap, gc, TRUE, arrow_point, 3);
+               cr = gdk_cairo_create (pixmap);
+               gdk_cairo_set_source_color (cr, color);
+               if (arrow_type == LEFT_ARROW)
+               {
+                       cairo_move_to (cr, x + WIDTH_ARROW,      y);
+                       cairo_line_to (cr, x + WIDTH_ARROW,      y + HEIGHT_ARROW);
+                       cairo_line_to (cr, x,                    y + HEIGHT_ARROW / 2.);
+               }
+               else if (arrow_type == RIGHT_ARROW)
+               {
+                       cairo_move_to (cr, x,                    y);
+                       cairo_line_to (cr, x + WIDTH_ARROW,      y + HEIGHT_ARROW / 2.);
+                       cairo_line_to (cr, x,                    y + HEIGHT_ARROW);
+               }
+               cairo_close_path (cr);
+               cairo_fill (cr);
+       
+               cairo_destroy (cr);
        }
 }
+#endif
 
 /****************************************************************************/
 /* Adds trailing characters to complete the requested length.               */
@@ -214,7 +250,7 @@ static void draw_arrow(GdkDrawable *pixmap, GdkGC *gc, gint x, gint y, gboolean
 
 static void enlarge_string(GString *gstr, guint32 length, char pad){
 
-       guint32 i;
+       gsize i;
 
        for (i = gstr->len; i < length; i++){
                g_string_append_c(gstr, pad);
@@ -224,12 +260,12 @@ static void enlarge_string(GString *gstr, guint32 length, char pad){
 /****************************************************************************/
 /* overwrites the characters in a string, between positions p1 and p2, with */
 /*   the characters of text_to_insert                                       */
-/*   NB: it does not check that p1 and p2 fit into string                                      */
+/*   NB: it does not check that p1 and p2 fit into string                   */
 /****************************************************************************/
 
 static void overwrite (GString *gstr, char *text_to_insert, guint32 p1, guint32 p2){
 
-       guint32 len;
+       gsize len;
        gsize pos;
 
        if (p1 == p2)
@@ -248,12 +284,11 @@ static void overwrite (GString *gstr, char *text_to_insert, guint32 p1, guint32
                len = strlen(text_to_insert);
        }
 
-       /* ouch this is ugly but gtk1 needs it */
-       if ((guint32)pos > (guint32)gstr->len)
+       if (pos > gstr->len)
                pos = gstr->len;
 
        /* ouch this is ugly but gtk1 needs it */
-       if ((guint32)(pos + len) > (guint32)gstr->len)
+       if ((pos + len) > gstr->len)
                g_string_truncate(gstr, pos);
        else
                g_string_erase(gstr, pos, len);
@@ -261,33 +296,27 @@ static void overwrite (GString *gstr, char *text_to_insert, guint32 p1, guint32
        g_string_insert(gstr, pos, text_to_insert);
 }
 
-
-/*
- * XXX - We might want to refactor this to write the graph data directly to
- * the file instead of loading everything into strings first.
- */
-
 /****************************************************************************/
-static gboolean dialog_graph_dump_to_file(graph_analysis_data_tuser_data)
+static gboolean dialog_graph_dump_to_file(graph_analysis_data_t *user_data)
 {
-        guint32 i, first_node, display_items, display_nodes;
+       guint32 i, first_node, display_items, display_nodes;
        guint32 start_position, end_position, item_width, header_length;
-        guint32 current_item;
        graph_analysis_item_t *gai;
-       guint16 first_conv_num = 0;
+       guint16  first_conv_num = 0;
        gboolean several_convs = FALSE;
-       gboolean first_packet = TRUE;
+       gboolean first_packet  = TRUE;
 
-        GString *label_string, *empty_line,*separator_line, *tmp_str, *tmp_str2;
-        char *empty_header;
-       char src_port[8],dst_port[8];
+       GString *label_string, *empty_line,*separator_line, *tmp_str, *tmp_str2;
+       char    *empty_header;
+       char     src_port[8],dst_port[8];
 
-       GListlist;
+       GList *list;
 
-       FILE *of;
+       FILE  *of;
 
-       of = eth_fopen(user_data->dlg.save_file,"w");
+       of = ws_fopen(user_data->dlg.save_file,"w");
        if (of==NULL){
+               open_failure_alert_box(user_data->dlg.save_file, errno, TRUE);
                return FALSE;
        }
 
@@ -297,84 +326,102 @@ static gboolean dialog_graph_dump_to_file(graph_analysis_data_t* user_data)
        tmp_str        = g_string_new("");
        tmp_str2       = g_string_new("");
 
-       /* get the items to display and fill the matrix array */
+       display_items = 0;
        list = g_list_first(user_data->graph_info->list);
-       current_item = 0;
-       i = 0;
-       while (list && current_item < NUM_DISPLAY_ITEMS)
+       while (list)
        {
                gai = list->data;
-               if (gai->display){
-                       user_data->dlg.items[current_item].frame_num = gai->frame_num;
-                       user_data->dlg.items[current_item].time = gai->time;
-                       user_data->dlg.items[current_item].port_src = gai->port_src;
-                       user_data->dlg.items[current_item].port_dst = gai->port_dst;
-                       user_data->dlg.items[current_item].frame_label = gai->frame_label;
-                       user_data->dlg.items[current_item].comment = gai->comment;
-                       user_data->dlg.items[current_item].conv_num = gai->conv_num;
-                       user_data->dlg.items[current_item].src_node = gai->src_node;
-                       user_data->dlg.items[current_item].dst_node = gai->dst_node;
-                       if (first_packet){
-                               first_conv_num = gai->conv_num;
-                               first_packet=FALSE;
-                       }
-                       if (user_data->dlg.items[current_item].conv_num != first_conv_num){
-                               several_convs = TRUE;
-                       }
-                       current_item++;
-                       i++;
-               }
-
                list = g_list_next(list);
+
+               if (!gai->display)
+                       continue;
+
+               display_items += 1;
+               if (first_packet){
+                       first_conv_num = gai->conv_num;
+                       first_packet=FALSE;
+               }
+               else if (gai->conv_num != first_conv_num){
+                       several_convs = TRUE;
+               }
        }
-       display_items = current_item;
 
        /* if not items to display */
-       if (display_items == 0) goto exit;
+       if (display_items == 0)
+               goto exit;
 
        display_nodes = user_data->num_nodes;
 
        first_node = user_data->dlg.first_node;
 
        /* Write the conv. and time headers */
-
        if (several_convs){
-               fprintf (of, CONV_TIME_HEADER);
+               fprintf(of, CONV_TIME_HEADER);
                empty_header = CONV_TIME_EMPTY_HEADER;
                header_length = CONV_TIME_HEADER_LENGTH;
        }
        else{
-               fprintf (of, TIME_HEADER);
+               fprintf(of, TIME_HEADER);
                empty_header = TIME_EMPTY_HEADER;
                header_length = TIME_HEADER_LENGTH;
        }
 
        /* Write the node names on top */
-       for (i=0; i<display_nodes; i++){
+       for (i=0; i<display_nodes; i+=2){
                /* print the node identifiers */
-               g_string_sprintf(label_string, "| %s",
+               g_string_printf(label_string, "| %s",
                        get_addr_name(&(user_data->nodes[i+first_node])));
+               enlarge_string(label_string, NODE_CHARS_WIDTH*2, ' ');
+               fprintf(of, "%s", label_string->str);
+               g_string_printf(label_string, "| ");
                enlarge_string(label_string, NODE_CHARS_WIDTH, ' ');
+               g_string_append(empty_line, label_string->str);
+       }
+
+       fprintf(of, "|\n%s", empty_header);
+       g_string_printf(label_string, "| ");
+       enlarge_string(label_string, NODE_CHARS_WIDTH, ' ');
+       fprintf(of, "%s", label_string->str);
+
+       /* Write the node names on top */
+       for (i=1; i<display_nodes; i+=2){
+               /* print the node identifiers */
+               g_string_printf(label_string, "| %s",
+                       get_addr_name(&(user_data->nodes[i+first_node])));
+               if (label_string->len < NODE_CHARS_WIDTH)
+               {
+                       enlarge_string(label_string, NODE_CHARS_WIDTH, ' ');
+                       g_string_append(label_string, "| ");
+               }
+               enlarge_string(label_string, NODE_CHARS_WIDTH*2, ' ');
                fprintf(of, "%s", label_string->str);
-               g_string_sprintf(label_string, "| ");
+               g_string_printf(label_string, "| ");
                enlarge_string(label_string, NODE_CHARS_WIDTH, ' ');
                g_string_append(empty_line, label_string->str);
        }
-       g_string_append_c(empty_line, '|');
 
-       enlarge_string(separator_line, empty_line->len + header_length, '-');
+       fprintf(of, "\n");
+
+       g_string_append_c(empty_line, '|');
 
-       fprintf(of, "|\n");
+       enlarge_string(separator_line, (guint32) empty_line->len + header_length, '-');
 
        /*
         * Draw the items
         */
 
-       for (current_item=0; current_item<display_items; current_item++){
+       list = g_list_first(user_data->graph_info->list);
+       while (list)
+       {
+               gai = list->data;
+               list = g_list_next(list);
+
+               if (!gai->display)
+                       continue;
 
-               start_position = (user_data->dlg.items[current_item].src_node-first_node)*NODE_CHARS_WIDTH+NODE_CHARS_WIDTH/2;
+               start_position = (gai->src_node-first_node)*NODE_CHARS_WIDTH+NODE_CHARS_WIDTH/2;
 
-               end_position = (user_data->dlg.items[current_item].dst_node-first_node)*NODE_CHARS_WIDTH+NODE_CHARS_WIDTH/2;
+               end_position = (gai->dst_node-first_node)*NODE_CHARS_WIDTH+NODE_CHARS_WIDTH/2;
 
                if (start_position > end_position){
                        item_width=start_position-end_position;
@@ -388,39 +435,39 @@ static gboolean dialog_graph_dump_to_file(graph_analysis_data_t* user_data)
                }
 
                /* separator between conversations */
-               if (user_data->dlg.items[current_item].conv_num != first_conv_num){
+               if (gai->conv_num != first_conv_num){
                        fprintf(of, "%s\n", separator_line->str);
-                       first_conv_num=user_data->dlg.items[current_item].conv_num;
+                       first_conv_num=gai->conv_num;
                }
 
                /* write the conversation number */
                if (several_convs){
-                       g_string_sprintf(label_string, "%i", user_data->dlg.items[current_item].conv_num);
+                       g_string_printf(label_string, "%i", gai->conv_num);
                        enlarge_string(label_string, 5, ' ');
                        fprintf(of, "%s", label_string->str);
                }
 
                /* write the time */
-               g_string_sprintf(label_string, "|%.3f", user_data->dlg.items[current_item].time);
+               g_string_printf(label_string, "|%.3f", gai->time);
                enlarge_string(label_string, 10, ' ');
                fprintf(of, "%s", label_string->str);
 
                /* write the frame label */
 
-               g_string_sprintf(tmp_str, empty_line->str);
-               overwrite(tmp_str,user_data->dlg.items[current_item].frame_label,
+               g_string_printf(tmp_str, "%s", empty_line->str);
+               overwrite(tmp_str,gai->frame_label,
                        start_position,
                        end_position
                        );
                fprintf(of, "%s", tmp_str->str);
 
                /* write the comments */
-               fprintf(of, "%s\n", user_data->dlg.items[current_item].comment);
+               fprintf(of, "%s\n", gai->comment);
 
                /* write the arrow and frame label*/
                fprintf(of, "%s", empty_header);
 
-               g_string_sprintf(tmp_str, empty_line->str);
+               g_string_printf(tmp_str, "%s", empty_line->str);
 
                g_string_truncate(tmp_str2, 0);
 
@@ -429,7 +476,7 @@ static gboolean dialog_graph_dump_to_file(graph_analysis_data_t* user_data)
                        g_string_append_c(tmp_str2, '>');
                }
                else{
-                       g_string_sprintf(tmp_str2, "<");
+                       g_string_printf(tmp_str2, "<");
                        enlarge_string(tmp_str2, item_width-1, '-');
                }
 
@@ -438,8 +485,8 @@ static gboolean dialog_graph_dump_to_file(graph_analysis_data_t* user_data)
                        end_position
                        );
 
-               g_snprintf(src_port,8,"(%i)", user_data->dlg.items[current_item].port_src);
-               g_snprintf(dst_port,8,"(%i)", user_data->dlg.items[current_item].port_dst);
+               g_snprintf(src_port,sizeof(src_port),"(%i)", gai->port_src);
+               g_snprintf(dst_port,sizeof(dst_port),"(%i)", gai->port_dst);
 
                if (start_position<end_position){
                        overwrite(tmp_str,src_port,start_position-9,start_position-1);
@@ -477,12 +524,8 @@ static void save_to_file_destroy_cb(GtkWidget *win _U_, gpointer user_data _U_)
 
 /* first an auxiliary function in case we need an overwrite confirmation dialog */
 
-static void overwrite_existing_file_cb(gpointer dialog _U_, gint btn, gpointer user_data _U_)
+static void overwrite_existing_file_cb(gpointer dialog _U_, gint btn, gpointer user_data)
 {
-       graph_analysis_data_t *user_data_p;
-
-       user_data_p = user_data;
-
        switch(btn) {
        case(ESD_BTN_YES):
            /* overwrite the file*/
@@ -497,154 +540,223 @@ static void overwrite_existing_file_cb(gpointer dialog _U_, gint btn, gpointer u
 
 /* and then the save in a file dialog itself */
 
-static void save_to_file_ok_cb(GtkWidget *ok_bt _U_, gpointer user_data _U_)
+static gboolean save_to_file_ok_cb(GtkWidget *ok_bt _U_, gpointer user_data)
 {
        FILE *file_test;
-       gpointer dialog;
-       graph_analysis_data_t *user_data_p;
+       graph_analysis_data_t *user_data_p = user_data;
 
-       user_data_p = user_data;
-
-       user_data_p->dlg.save_file = g_strdup(gtk_file_selection_get_filename(GTK_FILE_SELECTION (save_to_file_w)));
+       user_data_p->dlg.save_file = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(save_to_file_w));
 
        /* Perhaps the user specified a directory instead of a file.
-       Check whether they did. */
+          Check whether they did. */
        if (test_for_directory(user_data_p->dlg.save_file) == EISDIR) {
                /* It's a directory - set the file selection box to display it. */
                set_last_open_dir(user_data_p->dlg.save_file);
-               g_free(user_data_p->dlg.save_file);
                file_selection_set_current_folder(save_to_file_w, get_last_open_dir());
-               return;
+               gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(save_to_file_w), "");
+               g_free(user_data_p->dlg.save_file);
+               return FALSE;  /* run the dialog again */
        }
 
+       /* GtkFileChooserDialog/gtk_dialog_run is currently being used.         */
+       /*      So: Trying to leave the graph_analysis window up if graph_dump  */
+       /*          fails doesn't work well.                                    */
+       /*  (See comment under on_save_bt_clicked)                              */
+       /*                                                                      */
+       /* As a work-around:                                                    */
+       /*  We'll always destroy the window.                                    */
 
        /* check whether the file exists */
-       file_test = eth_fopen(user_data_p->dlg.save_file,"r");
+       file_test = ws_fopen(user_data_p->dlg.save_file,"r");
        if (file_test!=NULL){
-
+               gpointer dialog;
                dialog = simple_dialog(ESD_TYPE_CONFIRMATION, ESD_BTNS_YES_NO,
                  "%sFile: \"%s\" already exists!%s\n\n"
                  "Do you want to overwrite it?",
                  simple_dialog_primary_start(),user_data_p->dlg.save_file, simple_dialog_primary_end());
                simple_dialog_set_cb(dialog, overwrite_existing_file_cb, user_data);
-               fclose(file_test);
+               fclose(file_test);
+               return TRUE;
        }
 
        else{
-               if (!dialog_graph_dump_to_file(user_data))
-                       return;
+               if (!dialog_graph_dump_to_file(user_data)) {
+                       /* Couldn't open the file ?  */
+                       g_free(user_data_p->dlg.save_file);
+                       return TRUE;
+               }
        }
-       window_destroy(GTK_WIDGET(save_to_file_w));
-
+       g_free(user_data_p->dlg.save_file);
+       return TRUE;
 }
 
 /****************************************************************************/
 static void
-on_save_bt_clicked                    (GtkButton       *button _U_,
-                                        gpointer         user_data _U_)
+on_save_bt_clicked                    (GtkWidget       *button _U_,
+                                       graph_analysis_data_t *user_data)
 {
-       GtkWidget *vertb;
-       GtkWidget *ok_bt;
-
+#if 0  /* XXX: GtkFileChooserDialog/gtk_dialog_run currently being used is effectively modal so this is not req'd */
        if (save_to_file_w != NULL) {
                /* There's already a Save to file dialog box; reactivate it. */
                reactivate_window(save_to_file_w);
                return;
        }
+#endif
+       save_to_file_w =
+               gtk_file_chooser_dialog_new("Wireshark: Save graph to plain text file",
+                                           GTK_WINDOW(user_data->dlg.window),
+                                           GTK_FILE_CHOOSER_ACTION_SAVE,
+                                           GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
+                                           GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
+                                           NULL);
 
-       save_to_file_w = gtk_file_selection_new("Wireshark: Save graph to plain text file");
-
-       /* Container for each row of widgets */
-       vertb = gtk_vbox_new(FALSE, 0);
-       gtk_container_border_width(GTK_CONTAINER(vertb), 5);
-       gtk_box_pack_start(GTK_BOX(GTK_FILE_SELECTION(save_to_file_w)->action_area),
-               vertb, FALSE, FALSE, 0);
-       gtk_widget_show (vertb);
-
-       ok_bt = GTK_FILE_SELECTION(save_to_file_w)->ok_button;
-       SIGNAL_CONNECT(ok_bt, "clicked", save_to_file_ok_cb, user_data);
-
-       window_set_cancel_button(save_to_file_w,
-       GTK_FILE_SELECTION(save_to_file_w)->cancel_button, window_cancel_button_cb);
-
-       SIGNAL_CONNECT(save_to_file_w, "delete_event", window_delete_event_cb, NULL);
-       SIGNAL_CONNECT(save_to_file_w, "destroy", save_to_file_destroy_cb,
-                      NULL);
+       g_signal_connect(save_to_file_w, "delete_event", G_CALLBACK(window_delete_event_cb), NULL);
+       g_signal_connect(save_to_file_w, "destroy", G_CALLBACK(save_to_file_destroy_cb), NULL);
 
        gtk_widget_show(save_to_file_w);
        window_present(save_to_file_w);
 
-
+       /* "Run" the GtkFileChooserDialog.                                              */
+       /* Upon exit: If "Accept" run the OK callback.                                  */
+       /*            If the OK callback returns with a FALSE status, re-run the dialog.*/
+       /*            Destroy the window.                                               */
+       /* XXX: If the OK callback pops up an alert box (eg: for an error) it *must*    */
+       /*      return with a TRUE status so that the dialog window will be destroyed.  */
+       /*      Trying to re-run the dialog after popping up an alert box will not work */
+       /*       since the user will not be able to dismiss the alert box.              */
+       /*      The (somewhat unfriendly) effect: the user must re-invoke the           */
+       /*      GtkFileChooserDialog whenever the OK callback pops up an alert box.     */
+       /*                                                                              */
+       /*      ToDo: use GtkFileChooserWidget in a dialog window instead of            */
+       /*            GtkFileChooserDialog.                                             */
+       while (gtk_dialog_run(GTK_DIALOG(save_to_file_w)) == GTK_RESPONSE_ACCEPT) {
+               if (save_to_file_ok_cb(NULL, user_data)) {
+                       break;  /* we're done */
+               }
+       }
+       window_destroy(save_to_file_w);
 }
 
 /****************************************************************************/
-static void dialog_graph_draw(graph_analysis_data_tuser_data)
+static void dialog_graph_draw(graph_analysis_data_t *user_data)
 {
-        guint32 i, last_item, first_item, display_items;
+       guint32 i, last_item, first_item, display_items;
        guint32 start_arrow, end_arrow, label_x, src_port_x, dst_port_x, arrow_width;
-        guint32 current_item;
-        guint32 left_x_border;
-        guint32 right_x_border;
-        guint32 top_y_border;
-        guint32 bottom_y_border;
+       guint32 current_item;
+       guint32 left_x_border;
+       guint32 right_x_border;
+       guint32 top_y_border;
+       guint32 bottom_y_border;
        graph_analysis_item_t *gai;
-       guint16 first_conv_num;
-       gboolean several_convs = FALSE;
-       gboolean first_packet = TRUE;
-
-       GdkGC *frame_fg_color;
-       GdkGC *frame_bg_color;
-       GdkGC *div_line_color;
-
-        PangoLayout  *layout;
-        PangoLayout  *big_layout;
-        PangoLayout  *small_layout;
-        gint label_width, label_height;
-        guint32 draw_width, draw_height;
-        char label_string[MAX_COMMENT];
-       GList* list;
-
-        /* new variables */
-
-        if(!user_data->dlg.needs_redraw){
-                return;
-        }
-        user_data->dlg.needs_redraw=FALSE;
-
-        /* Clear out old plt */
-       if ( GDK_IS_DRAWABLE(user_data->dlg.pixmap_time) )
-               gdk_draw_rectangle(user_data->dlg.pixmap_time,
-                                                  user_data->dlg.draw_area_time->style->white_gc,
-                                                  TRUE,
-                                                  0, 0,
-                                                  user_data->dlg.draw_area_time->allocation.width,
-                                                  user_data->dlg.draw_area_time->allocation.height);
-
-       if ( GDK_IS_DRAWABLE(user_data->dlg.pixmap) )
-               gdk_draw_rectangle(user_data->dlg.pixmap,
-                                                  user_data->dlg.draw_area->style->white_gc,
-                                                  TRUE,
-                                                  0, 0,
-                                                  user_data->dlg.draw_area->allocation.width,
-                                                  user_data->dlg.draw_area->allocation.height);
-
-       if ( GDK_IS_DRAWABLE(user_data->dlg.pixmap_comments) )
-               gdk_draw_rectangle(user_data->dlg.pixmap_comments,
-                                                  user_data->dlg.draw_area->style->white_gc,
-                                                  TRUE,
-                                                  0, 0,
-                                                  user_data->dlg.draw_area_comments->allocation.width,
-                                                  user_data->dlg.draw_area_comments->allocation.height);
 
+       PangoLayout  *layout;
+       PangoLayout  *middle_layout;
+       PangoLayout  *small_layout;
+       PangoFontDescription *middle_font_desc;
+       gint middle_font_size;
+       PangoFontDescription *small_font_desc;
+       gint small_font_size;
+
+       gint label_width, label_height;
+       guint32 draw_width, draw_height;
+       char label_string[MAX_COMMENT];
+       GList *list;
+       cairo_t *cr;
+
+
+       GdkColor *color_p, *bg_color_p;
+       GdkColor black_color = {0, 0, 0, 0};
+       GdkColor white_color = {0, 0xffff, 0xffff, 0xffff};
+       /* gray and soft gray colors */
+       GdkColor grey_color0 = {0, 0x64ff, 0x64ff, 0x64ff};
+       GdkColor grey_color1 = {0, 0x25ff, 0x25ff, 0x25ff};
+
+       /* the first color is blue to highlight the selected item */
+       static GdkColor background_color[MAX_NUM_COL_CONV+1] = {
+               {0,     0x00FF, 0x00FF, 0xFFFF},
+               {0,     0x90FF, 0xEEFF, 0x90FF},
+               {0,     0xFFFF, 0xA0FF, 0x7AFF},
+               {0,     0xFFFF, 0xB6FF, 0xC1FF},
+               {0,     0xFAFF, 0xFAFF, 0xD2FF},
+               {0,     0xFFFF, 0xFFFF, 0x33FF},
+               {0,     0x66FF, 0xCDFF, 0xAAFF},
+               {0,     0xE0FF, 0xFFFF, 0xFFFF},
+               {0,     0xB0FF, 0xC4FF, 0xDEFF},
+               {0,     0x87FF, 0xCEFF, 0xFAFF},
+               {0,     0xD3FF, 0xD3FF, 0xD3FF}
+       };
+
+       /* XXX can't we just set the background color ? */
+       GdkPixbuf *bg_pixbuf =  gdk_pixbuf_new_from_xpm_data(voip_bg_xpm);
+
+       /* Dashed line pattern */
+       static const double dashed1[] = {5.0, 4.0};
+       static int len1  = sizeof(dashed1) / sizeof(dashed1[0]);
+
+       GtkAllocation draw_area_time_alloc, draw_area_alloc, draw_area_comments_alloc;
+
+       if(!user_data->dlg.needs_redraw){
+               return;
+       }
+       user_data->dlg.needs_redraw=FALSE;
+
+       gtk_widget_get_allocation(user_data->dlg.draw_area_time, &draw_area_time_alloc);
+       gtk_widget_get_allocation(user_data->dlg.draw_area, &draw_area_alloc);
+       gtk_widget_get_allocation(user_data->dlg.draw_area_comments, &draw_area_comments_alloc);
+
+       /* Clear out old plot */
+#if GTK_CHECK_VERSION(2,22,0)
+       cr = cairo_create (user_data->dlg.surface_time);
+       cairo_set_source_rgb (cr, 1, 1, 1);
+       cairo_rectangle (cr, 0, 0, draw_area_time_alloc.width,draw_area_time_alloc.height);
+       cairo_fill (cr);
+       cairo_destroy (cr);
+
+       cr = cairo_create (user_data->dlg.surface_main);
+       cairo_set_source_rgb (cr, 1, 1, 1);
+       cairo_rectangle (cr, 0, 0, draw_area_alloc.width,draw_area_alloc.height);
+       cairo_fill (cr);
+       cairo_destroy (cr);
+
+       cr = cairo_create (user_data->dlg.surface_comments);
+       cairo_set_source_rgb (cr, 1, 1, 1);
+       cairo_rectangle (cr, 0, 0, draw_area_comments_alloc.width,draw_area_comments_alloc.height);
+       cairo_fill (cr);
+       cairo_destroy (cr);
+
+#else
+       if ( GDK_IS_DRAWABLE(user_data->dlg.pixmap_time) ){
+               cr = gdk_cairo_create (user_data->dlg.pixmap_time);
+               cairo_set_source_rgb (cr, 1, 1, 1);
+               cairo_rectangle (cr, 0, 0, draw_area_time_alloc.width,draw_area_time_alloc.height);
+               cairo_fill (cr);
+               cairo_destroy (cr);
+       }
+
+       if ( GDK_IS_DRAWABLE(user_data->dlg.pixmap_main) ){
+               cr = gdk_cairo_create (user_data->dlg.pixmap_main);
+               cairo_set_source_rgb (cr, 1, 1, 1);
+               cairo_rectangle (cr, 0, 0, draw_area_alloc.width,draw_area_alloc.height);
+               cairo_fill (cr);
+               cairo_destroy (cr);
+       }
+
+       if ( GDK_IS_DRAWABLE(user_data->dlg.pixmap_comments) ){
+               cr = gdk_cairo_create (user_data->dlg.pixmap_comments);
+               cairo_set_source_rgb (cr, 1, 1, 1);
+               cairo_rectangle (cr, 0, 0, draw_area_comments_alloc.width,draw_area_comments_alloc.height);
+               cairo_fill (cr);
+               cairo_destroy (cr);
+       }
+#endif
        /* Calculate the y border */
-        top_y_border=TOP_Y_BORDER;     /* to display the node address */
-        bottom_y_border=2;
+       top_y_border=TOP_Y_BORDER;      /* to display the node address */
+       bottom_y_border=BOTTOM_Y_BORDER;
 
-           draw_height=user_data->dlg.draw_area->allocation.height-top_y_border-bottom_y_border;
+       draw_height=draw_area_alloc.height-top_y_border-bottom_y_border;
 
        first_item = user_data->dlg.first_item;
        display_items = draw_height/ITEM_HEIGHT;
-       last_item = first_item+display_items-1;
 
        /* get the items to display and fill the matrix array */
        list = g_list_first(user_data->graph_info->list);
@@ -670,15 +782,6 @@ static void dialog_graph_draw(graph_analysis_data_t* user_data)
                                user_data->dlg.items[current_item].comment = gai->comment;
                                user_data->dlg.items[current_item].conv_num = gai->conv_num;
 
-                               if (first_packet){
-                                       first_conv_num = gai->conv_num;
-                                       first_packet=FALSE;
-                               }
-
-                               if (user_data->dlg.items[current_item].conv_num != first_conv_num){
-                                       several_convs = TRUE;
-                               }
-
                                user_data->dlg.items[current_item].src_node = gai->src_node;
                                user_data->dlg.items[current_item].dst_node = gai->dst_node;
                                user_data->dlg.items[current_item].line_style = gai->line_style;
@@ -689,7 +792,7 @@ static void dialog_graph_draw(graph_analysis_data_t* user_data)
 
                list = g_list_next(list);
        }
-       /* in case the windows is resized so we have to move the top item */
+       /* in case the window is resized we might have to move the top item */
        if ((first_item + display_items) > user_data->num_items){
                if (display_items>user_data->num_items)
                        first_item=0;
@@ -701,131 +804,195 @@ static void dialog_graph_draw(graph_analysis_data_t* user_data)
        display_items = current_item;
        last_item = first_item+display_items-1;
 
-       /* if not items to display */
+       /* if no items to display */
        if (display_items == 0) return;
 
 
        /* Calculate the x borders */
        /* We use time from the last display item to calcultate the x left border */
        g_snprintf(label_string, MAX_LABEL, "%.3f", user_data->dlg.items[display_items-1].time);
-        layout = gtk_widget_create_pango_layout(user_data->dlg.draw_area_time, label_string);
-        big_layout = gtk_widget_create_pango_layout(user_data->dlg.draw_area_time, label_string);
-        small_layout = gtk_widget_create_pango_layout(user_data->dlg.draw_area_time, label_string);
+       layout = gtk_widget_create_pango_layout(user_data->dlg.draw_area_time, label_string);
+       middle_layout = gtk_widget_create_pango_layout(user_data->dlg.draw_area_time, label_string);
+       small_layout = gtk_widget_create_pango_layout(user_data->dlg.draw_area_time, label_string);
 
-        /* XXX - to prevent messages like "Couldn't load font x, falling back to y", I've changed font
-           description from "Helvetica-Bold 8" to "Helvetica,Sans,Bold 8", this seems to be
-           conforming to the API, see http://developer.gnome.org/doc/API/2.0/pango/pango-Fonts.html */
-       pango_layout_set_font_description(big_layout, pango_font_description_from_string("Helvetica,Sans,Bold 8"));
-       pango_layout_set_font_description(small_layout, pango_font_description_from_string("Helvetica,Sans,Bold 7"));
+       middle_font_desc = pango_font_description_copy(pango_context_get_font_description(pango_layout_get_context(middle_layout)));
+       middle_font_size = pango_font_description_get_size(middle_font_desc);
+       pango_font_description_set_size(middle_font_desc,(gint)(middle_font_size*0.8));
+       pango_layout_set_font_description(middle_layout,middle_font_desc);
 
-        pango_layout_get_pixel_size(layout, &label_width, &label_height);
+       small_font_desc = pango_font_description_copy(pango_context_get_font_description(pango_layout_get_context(small_layout)));
+       small_font_size = pango_font_description_get_size(small_font_desc);
+       pango_font_description_set_size(small_font_desc,(gint)(small_font_size*0.7));
+       pango_layout_set_font_description(small_layout,small_font_desc);
 
-               /* resize the "time" draw area */
+       pango_layout_get_pixel_size(layout, &label_width, &label_height);
 
-        left_x_border=3;
+       /* resize the "time" draw area */
+       left_x_border=0;
        user_data->dlg.left_x_border = left_x_border;
 
-        right_x_border=2;
-        draw_width=user_data->dlg.pixmap_width-right_x_border-left_x_border;
+       right_x_border=0;
+       draw_width=user_data->dlg.surface_width-right_x_border-left_x_border;
 
+#if GTK_CHECK_VERSION(2,22,0)
        /* Paint time title background */
-       if ( GDK_IS_DRAWABLE(user_data->dlg.pixmap_time) )
-               gdk_draw_rectangle(user_data->dlg.pixmap_time,
-                                                  user_data->dlg.draw_area_time->style->bg_gc[2],
-                                                  TRUE,
-                                                  0,
-                                                  0,
-                                                  user_data->dlg.draw_area_time->allocation.width,
-                                                  top_y_border);
+       cr = cairo_create (user_data->dlg.surface_time);
+       gdk_cairo_set_source_pixbuf (cr, bg_pixbuf, 0, 0);
+       cairo_pattern_set_extend (cairo_get_source (cr), CAIRO_EXTEND_REPEAT);
+       cairo_rectangle (cr, 0, 0, draw_area_time_alloc.width, top_y_border);
+       cairo_fill (cr);
+       cairo_destroy (cr);
+
        /* Paint main title background */
-       if ( GDK_IS_DRAWABLE(user_data->dlg.pixmap) )
-               gdk_draw_rectangle(user_data->dlg.pixmap,
-                                                  user_data->dlg.draw_area->style->bg_gc[2],
-                                                  TRUE,
-                                                  0,
-                                                  0,
-                                                  user_data->dlg.draw_area->allocation.width,
-                                                  top_y_border);
+       cr = cairo_create (user_data->dlg.surface_main);
+       gdk_cairo_set_source_pixbuf (cr, bg_pixbuf, 0, 0);
+       cairo_pattern_set_extend (cairo_get_source (cr), CAIRO_EXTEND_REPEAT);
+       cairo_rectangle (cr, 0, 0, draw_area_alloc.width, top_y_border);
+       cairo_fill (cr);
+       cairo_destroy (cr);
+
        /* Paint main comment background */
-       if ( GDK_IS_DRAWABLE(user_data->dlg.pixmap_comments) )
-               gdk_draw_rectangle(user_data->dlg.pixmap_comments,
-                                                  user_data->dlg.draw_area_comments->style->bg_gc[2],
-                                                  TRUE,
-                                                  0,
-                                                  0,
-                                                  user_data->dlg.draw_area_comments->allocation.width,
-                                                  top_y_border);
+       cr = cairo_create (user_data->dlg.surface_comments);
+       gdk_cairo_set_source_pixbuf (cr, bg_pixbuf, 0, 0);
+       cairo_pattern_set_extend (cairo_get_source (cr), CAIRO_EXTEND_REPEAT);
+       cairo_rectangle (cr, 0, 0, draw_area_comments_alloc.width, top_y_border);
+       cairo_fill (cr);
+       cairo_destroy (cr);
+#else
+       /* Paint time title background */
+       if ( GDK_IS_DRAWABLE(user_data->dlg.pixmap_time) ){
+               cr = gdk_cairo_create (user_data->dlg.pixmap_time);
+               gdk_cairo_set_source_pixbuf (cr, bg_pixbuf, 0, 0);
+               cairo_pattern_set_extend (cairo_get_source (cr), CAIRO_EXTEND_REPEAT);
+               cairo_rectangle (cr, 0, 0, draw_area_time_alloc.width, top_y_border);
+               cairo_fill (cr);
+               cairo_destroy (cr);
+
+       }
+       /* Paint main title background */
+       if ( GDK_IS_DRAWABLE(user_data->dlg.pixmap_main) ){
+               cr = gdk_cairo_create (user_data->dlg.pixmap_main);
+               gdk_cairo_set_source_pixbuf (cr, bg_pixbuf, 0, 0);
+               cairo_pattern_set_extend (cairo_get_source (cr), CAIRO_EXTEND_REPEAT);
+               cairo_rectangle (cr, 0, 0, draw_area_alloc.width, top_y_border);
+               cairo_fill (cr);
+               cairo_destroy (cr);
+       }
 
+       /* Paint main comment background */
+       if ( GDK_IS_DRAWABLE(user_data->dlg.pixmap_comments) ){
+               cr = gdk_cairo_create (user_data->dlg.pixmap_comments);
+               gdk_cairo_set_source_pixbuf (cr, bg_pixbuf, 0, 0);
+               cairo_pattern_set_extend (cairo_get_source (cr), CAIRO_EXTEND_REPEAT);
+               cairo_rectangle (cr, 0, 0, draw_area_comments_alloc.width, top_y_border);
+               cairo_fill (cr);
+               cairo_destroy (cr);
+       }
 
+#endif
        /* Draw the word "Time" on top of time column */
-       g_snprintf(label_string, label_width, "%s", "Time");
+       g_snprintf(label_string, label_width, "%s", "  Time");
        pango_layout_set_text(layout, label_string, -1);
-        pango_layout_get_pixel_size(layout, &label_width, &label_height);
+       pango_layout_get_pixel_size(layout, &label_width, &label_height);
+#if GTK_CHECK_VERSION(2,22,0)
+       cr = cairo_create (user_data->dlg.surface_time);
+       cairo_move_to (cr, left_x_border, top_y_border/2-label_height/2);
+       pango_cairo_show_layout (cr, layout);
+       cairo_destroy (cr);
+       cr = NULL;
+#else
        if (GDK_IS_DRAWABLE(user_data->dlg.pixmap_time)) {
-               gdk_draw_layout(user_data->dlg.pixmap_time,
-                                               user_data->dlg.draw_area_time->style->black_gc,
-                                               left_x_border,
-                                               top_y_border/2-label_height/2,
-                                               layout);
+               cr = gdk_cairo_create (user_data->dlg.pixmap_time);
+               cairo_move_to (cr, left_x_border, top_y_border/2-label_height/2);
+               pango_cairo_show_layout (cr, layout);
+               cairo_destroy (cr);
+               cr = NULL;
        }
-
+#endif
        /* Draw the word "Comment" on top of comment column */
        g_snprintf(label_string, label_width, "%s", "Comment");
        pango_layout_set_text(layout, label_string, -1);
-        pango_layout_get_pixel_size(layout, &label_width, &label_height);
-       if (GDK_IS_DRAWABLE(user_data->dlg.pixmap_comments)) {
-               gdk_draw_layout(user_data->dlg.pixmap_comments,
-                          user_data->dlg.draw_area_comments->style->black_gc,
-                          MAX_COMMENT/2-label_width/2,
-                          top_y_border/2-label_height/2,
-                          layout);
-       }
-
+       pango_layout_get_pixel_size(layout, &label_width, &label_height);
+#if GTK_CHECK_VERSION(2,22,0)
+       cr = cairo_create (user_data->dlg.surface_comments);
+       cairo_move_to (cr, MAX_COMMENT/2-label_width/2, top_y_border/2-((i&1)?0:label_height));
+       pango_cairo_show_layout (cr, layout);
+       cairo_destroy (cr);
+       cr = NULL;
+#endif
        /* Paint the background items */
        for (current_item=0; current_item<display_items; current_item++){
                /*select the color. if it is the selected item select blue color */
                if ( current_item+first_item == user_data->dlg.selected_item ) {
-                       frame_bg_color = user_data->dlg.bg_gc[0];
+                       bg_color_p = &background_color[0]; /* blue */
                } else {
-                       frame_bg_color = user_data->dlg.bg_gc[1+user_data->dlg.items[current_item].conv_num%MAX_NUM_COL_CONV];
+                       bg_color_p = &background_color[1+user_data->dlg.items[current_item].conv_num%MAX_NUM_COL_CONV];
                }
-
+#if GTK_CHECK_VERSION(2,22,0)
                /* Paint background */
-               if (GDK_IS_DRAWABLE(user_data->dlg.pixmap)) {
-                       gdk_draw_rectangle(user_data->dlg.pixmap,
-                                                          frame_bg_color,
-                                                          TRUE,
-                                                          left_x_border,
-                                                          top_y_border+current_item*ITEM_HEIGHT,
-                                                          draw_width,
-                                                          ITEM_HEIGHT);
+               cr = cairo_create (user_data->dlg.surface_main);
+               gdk_cairo_set_source_color (cr, bg_color_p);
+               cairo_rectangle (cr, left_x_border, top_y_border+current_item*ITEM_HEIGHT, draw_width, ITEM_HEIGHT);
+               cairo_fill (cr);
+               cairo_destroy (cr);
+#else
+               if (GDK_IS_DRAWABLE(user_data->dlg.pixmap_main)) {
+                       /* Paint background */
+                       cr = gdk_cairo_create (user_data->dlg.pixmap_main);
+                       gdk_cairo_set_source_color (cr, bg_color_p);
+                       cairo_rectangle (cr, left_x_border, top_y_border+current_item*ITEM_HEIGHT, draw_width, ITEM_HEIGHT);
+                       cairo_fill (cr);
+                       cairo_destroy (cr);
                }
+#endif
        }
        /* Draw the node names on top and the division lines */
        for (i=0; i<user_data->num_nodes; i++){
                /* print the node identifiers */
                /* XXX we assign 5 pixels per character in the node identity */
-               g_snprintf(label_string, NODE_WIDTH/5, "%s",
-                       get_addr_name(&(user_data->nodes[i])));
+               g_strlcpy(label_string, get_addr_name(&(user_data->nodes[i])), NODE_WIDTH/5);
                pango_layout_set_text(layout, label_string, -1);
-               pango_layout_get_pixel_size(layout, &label_width, &label_height);
-               if (GDK_IS_DRAWABLE(user_data->dlg.pixmap)) {
-                       gdk_draw_layout(user_data->dlg.pixmap,
-                                                       user_data->dlg.draw_area->style->black_gc,
-                                                       left_x_border+NODE_WIDTH/2-label_width/2+NODE_WIDTH*i,
-                                                       top_y_border/2-label_height/2,
-                                                       layout);
+               pango_layout_get_pixel_size(layout, &label_width, &label_height);
+#if GTK_CHECK_VERSION(2,22,0)
+               cr = cairo_create (user_data->dlg.surface_main);
+               cairo_move_to (cr, left_x_border+NODE_WIDTH/2-label_width/2+NODE_WIDTH*i, top_y_border/2-((i&1)?0:label_height));
+               pango_cairo_show_layout (cr, layout);
+               cairo_destroy (cr);
+               cr = NULL;
+#else
+               if (GDK_IS_DRAWABLE(user_data->dlg.pixmap_main)) {
+                       cr = gdk_cairo_create (user_data->dlg.pixmap_main);
+                       cairo_move_to (cr, left_x_border+NODE_WIDTH/2-label_width/2+NODE_WIDTH*i, top_y_border/2-((i&1)?0:label_height));
+                       pango_cairo_show_layout (cr, layout);
+                       cairo_destroy (cr);
+                       cr = NULL;
                }
-
+#endif
+#if GTK_CHECK_VERSION(2,22,0)
                /* draw the node division lines */
-               if (GDK_IS_DRAWABLE(user_data->dlg.pixmap) ) {
-                       gdk_draw_line(user_data->dlg.pixmap, user_data->dlg.div_line_gc[0],
-                                                 left_x_border+NODE_WIDTH/2+NODE_WIDTH*i,
-                                                 top_y_border,
-                                                 left_x_border+NODE_WIDTH/2+NODE_WIDTH*i,
-                                                 user_data->dlg.draw_area->allocation.height-bottom_y_border);
+               cr = cairo_create (user_data->dlg.surface_main);
+               gdk_cairo_set_source_color (cr, &grey_color0);
+               cairo_set_line_width (cr, 1.0);
+               cairo_set_line_cap(cr, CAIRO_LINE_CAP_BUTT);
+               cairo_set_dash(cr, dashed1, len1, 0);
+               cairo_move_to(cr, left_x_border+NODE_WIDTH/2+NODE_WIDTH*i, top_y_border);
+               cairo_line_to(cr, (left_x_border+NODE_WIDTH/2+NODE_WIDTH*i),draw_area_alloc.height-bottom_y_border);
+               cairo_stroke(cr);
+               cairo_destroy(cr);
+#else
+               /* draw the node division lines */
+               if (GDK_IS_DRAWABLE(user_data->dlg.pixmap_main) ) {
+                       cr = gdk_cairo_create (user_data->dlg.pixmap_main);
+                       gdk_cairo_set_source_color (cr, &grey_color0);
+                       cairo_set_line_width (cr, 1.0);
+                       cairo_set_line_cap(cr, CAIRO_LINE_CAP_BUTT);
+                       cairo_set_dash(cr, dashed1, len1, 0);
+                       cairo_move_to(cr, left_x_border+NODE_WIDTH/2+NODE_WIDTH*i, top_y_border);
+                       cairo_line_to(cr, (left_x_border+NODE_WIDTH/2+NODE_WIDTH*i),draw_area_alloc.height-bottom_y_border);
+                       cairo_stroke(cr);
+                       cairo_destroy(cr);
                }
-
+#endif
        }
 
        /* Draw the items */
@@ -833,65 +1000,117 @@ static void dialog_graph_draw(graph_analysis_data_t* user_data)
                /* draw the time */
                g_snprintf(label_string, MAX_LABEL, "%.3f", user_data->dlg.items[current_item].time);
                pango_layout_set_text(layout, label_string, -1);
-               pango_layout_get_pixel_size(layout, &label_width, &label_height);
+               pango_layout_get_pixel_size(layout, &label_width, &label_height);
+#if GTK_CHECK_VERSION(2,22,0)
+               cr = cairo_create (user_data->dlg.surface_time);
+               cairo_move_to (cr, 3, top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT/2-label_height/2);
+               pango_cairo_show_layout (cr, layout);
+               cairo_destroy (cr);
+               cr = NULL;
+               /*draw the comments */
+               g_snprintf(label_string, MAX_COMMENT, "%s", user_data->dlg.items[current_item].comment);
+               pango_layout_set_text(middle_layout, label_string, -1);
+               pango_layout_get_pixel_size(middle_layout, &label_width, &label_height);
+               cr = cairo_create (user_data->dlg.surface_comments);
+               cairo_move_to (cr, 2, top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT/2-label_height/2);
+               pango_cairo_show_layout (cr, middle_layout);
+               cairo_destroy (cr);
+               cr = NULL;
+#else
                if (GDK_IS_DRAWABLE(user_data->dlg.pixmap_time)) {
-                       gdk_draw_layout(user_data->dlg.pixmap_time,
-                                                       user_data->dlg.draw_area->style->black_gc,
-                                                       3,
-                                                       top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT/2-label_height/2,
-                                                       layout);
+                       cr = gdk_cairo_create (user_data->dlg.pixmap_time);
+                       cairo_move_to (cr, 3, top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT/2-label_height/2);
+                       pango_cairo_show_layout (cr, layout);
+                       cairo_destroy (cr);
+                       cr = NULL;
                }
-
                /*draw the comments */
                g_snprintf(label_string, MAX_COMMENT, "%s", user_data->dlg.items[current_item].comment);
-               pango_layout_set_text(small_layout, label_string, -1);
-               pango_layout_get_pixel_size(small_layout, &label_width, &label_height);
+               pango_layout_set_text(middle_layout, label_string, -1);
+               pango_layout_get_pixel_size(middle_layout, &label_width, &label_height);
+#endif
+#if GTK_CHECK_VERSION(2,22,0)
+               cr = cairo_create (user_data->dlg.surface_comments);
+               cairo_move_to (cr, 2, top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT/2-label_height/2);
+               pango_cairo_show_layout (cr, middle_layout);
+               cairo_destroy (cr);
+               cr = NULL;
+#else
                if (GDK_IS_DRAWABLE(user_data->dlg.pixmap_comments)) {
-                       gdk_draw_layout(user_data->dlg.pixmap_comments,
-                                                       user_data->dlg.draw_area->style->black_gc,
-                                                       2,
-                                                       top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT/2-label_height/2,
-                                                       small_layout);
-               }
-               /* select colors */
-               if ( current_item+first_item == user_data->dlg.selected_item ){
-                       frame_fg_color = user_data->dlg.draw_area->style->white_gc;
-                       div_line_color = user_data->dlg.div_line_gc[1];
-               } else {
-                       frame_fg_color = user_data->dlg.draw_area->style->black_gc;
-                       div_line_color = user_data->dlg.div_line_gc[0];
+                       cr = gdk_cairo_create (user_data->dlg.pixmap_comments);
+                       cairo_move_to (cr, 2, top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT/2-label_height/2);
+                       pango_cairo_show_layout (cr, middle_layout);
+                       cairo_destroy (cr);
+                       cr = NULL;
                }
+#endif
                /* draw the arrow line */
                start_arrow = left_x_border+(user_data->dlg.items[current_item].src_node)*NODE_WIDTH+NODE_WIDTH/2;
                end_arrow = left_x_border+(user_data->dlg.items[current_item].dst_node)*NODE_WIDTH+NODE_WIDTH/2;
 
-               if (GDK_IS_DRAWABLE(user_data->dlg.pixmap) ) {
-                       gdk_draw_line(user_data->dlg.pixmap, frame_fg_color,
-                               start_arrow,
-                               top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT-7,
-                               end_arrow,
-                               top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT-7);
-
-                       /* draw the additional line when line style is 2 pixels width */
+#if GTK_CHECK_VERSION(2,22,0)
+               cr = cairo_create (user_data->dlg.surface_main);
+               if (user_data->dlg.items[current_item].line_style == 2) {
+                       /* draw a line thick */
+                       cairo_set_line_width (cr, 2.0);
+               }else{
+                       cairo_set_line_width (cr, 1.0);
+               }
+               if ( current_item+first_item == user_data->dlg.selected_item ){
+                       /* draw white line */
+                       cairo_set_source_rgb (cr, 1, 1, 1);
+               }else{
+                       /* draw black line */
+                       cairo_set_source_rgb (cr, 0, 0, 0);
+               }
+               cairo_move_to(cr, start_arrow, (top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT-7)+0.5);
+               cairo_line_to(cr, end_arrow, (top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT-7)+0.5);
+               cairo_stroke(cr);
+               cairo_destroy(cr);
+#else
+               if (GDK_IS_DRAWABLE(user_data->dlg.pixmap_main) ) {
+                       cr = gdk_cairo_create (user_data->dlg.pixmap_main);
                        if (user_data->dlg.items[current_item].line_style == 2) {
-                               gdk_draw_line(user_data->dlg.pixmap, frame_fg_color,
-                                       start_arrow,
-                                       top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT-6,
-                                       end_arrow,
-                                       top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT-6);
+                               /* draw a line thick */
+                               cairo_set_line_width (cr, 2.0);
+                       }else{
+                               cairo_set_line_width (cr, 1.0);
+                       }
+                       if ( current_item+first_item == user_data->dlg.selected_item ){
+                               /* draw white line */
+                               cairo_set_source_rgb (cr, 1, 1, 1);
+                       }else{
+                               /* draw black line */
+                               cairo_set_source_rgb (cr, 0, 0, 0);
                        }
+                       cairo_move_to(cr, start_arrow, (top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT-7)+0.5);
+                       cairo_line_to(cr, end_arrow, (top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT-7)+0.5);
+                       cairo_stroke(cr);
+                       cairo_destroy(cr);
+               }
+#endif
+               /* select colors */
+               if ( current_item+first_item == user_data->dlg.selected_item ){
+                       color_p = &white_color;
+               } else {
+                       color_p = &black_color;
                }
-
                /* draw the arrow */
+#if GTK_CHECK_VERSION(2,22,0)
                if (start_arrow<end_arrow)
-                       draw_arrow(user_data->dlg.pixmap, frame_fg_color, end_arrow-WIDTH_ARROW,top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT-7, RIGHT_ARROW);
+                       draw_arrow(user_data->dlg.surface_main, color_p, end_arrow-WIDTH_ARROW, (top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT-7)-(HEIGHT_ARROW/2), RIGHT_ARROW);
                else
-                       draw_arrow(user_data->dlg.pixmap, frame_fg_color, end_arrow+WIDTH_ARROW,top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT-7, LEFT_ARROW);
-
+                       draw_arrow(user_data->dlg.surface_main, color_p, end_arrow, top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT-7-(HEIGHT_ARROW/2), LEFT_ARROW);
+#else
+               if (start_arrow<end_arrow)
+                       draw_arrow(user_data->dlg.pixmap_main, color_p, end_arrow-WIDTH_ARROW, (top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT-7)-(HEIGHT_ARROW/2), RIGHT_ARROW);
+               else
+                       draw_arrow(user_data->dlg.pixmap_main, color_p, end_arrow, top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT-7-(HEIGHT_ARROW/2), LEFT_ARROW);
+#endif
                /* draw the frame comment */
                g_snprintf(label_string, MAX_LABEL, "%s", user_data->dlg.items[current_item].frame_label);
-               pango_layout_set_text(big_layout, label_string, -1);
-               pango_layout_get_pixel_size(big_layout, &label_width, &label_height);
+               pango_layout_set_text(layout, label_string, -1);
+               pango_layout_get_pixel_size(layout, &label_width, &label_height);
                if (start_arrow<end_arrow){
                        arrow_width = end_arrow-start_arrow;
                        label_x = arrow_width/2+start_arrow;
@@ -906,14 +1125,23 @@ static void dialog_graph_draw(graph_analysis_data_t* user_data)
                if ((int)left_x_border > ((int)label_x-(int)label_width/2))
                        label_x = left_x_border + label_width/2;
 
-               if (GDK_IS_DRAWABLE(user_data->dlg.pixmap)) {
-                       gdk_draw_layout(user_data->dlg.pixmap,
-                                                       frame_fg_color,
-                                                       label_x - label_width/2,
-                                                       top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT/2-label_height/2-3,
-                                                       big_layout);
+#if GTK_CHECK_VERSION(2,22,0)
+               cr = cairo_create (user_data->dlg.surface_main);
+               gdk_cairo_set_source_color (cr, color_p);
+               cairo_move_to (cr, label_x - label_width/2, top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT/2-label_height/2-3);
+               pango_cairo_show_layout (cr, layout);
+               cairo_destroy (cr);
+               cr = NULL;
+#else
+               if (GDK_IS_DRAWABLE(user_data->dlg.pixmap_main)) {
+                       cr = gdk_cairo_create (user_data->dlg.pixmap_main);
+                       gdk_cairo_set_source_color (cr, color_p);
+                       cairo_move_to (cr, label_x - label_width/2, top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT/2-label_height/2-3);
+                       pango_cairo_show_layout (cr, layout);
+                       cairo_destroy (cr);
+                       cr = NULL;
                }
-
+#endif
                /* draw the source port number */
                g_snprintf(label_string, MAX_LABEL, "(%i)", user_data->dlg.items[current_item].port_src);
                pango_layout_set_text(small_layout, label_string, -1);
@@ -924,14 +1152,33 @@ static void dialog_graph_draw(graph_analysis_data_t* user_data)
                else {
                        src_port_x = start_arrow + 2;
                }
-               if (GDK_IS_DRAWABLE(user_data->dlg.pixmap)) {
-                       gdk_draw_layout(user_data->dlg.pixmap,
-                                                       div_line_color,
-                                                       src_port_x,
-                                                       top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT-2-label_height/2-2,
-                                                       small_layout);
+#if GTK_CHECK_VERSION(2,22,0)
+               cr = cairo_create (user_data->dlg.surface_main);
+               /* select color */
+               if ( current_item+first_item == user_data->dlg.selected_item ){
+                       gdk_cairo_set_source_color (cr, &grey_color1);
+               } else {
+                       gdk_cairo_set_source_color (cr, &grey_color0);
                }
-
+               gdk_cairo_set_source_color (cr, &grey_color0);
+               cairo_move_to (cr, src_port_x, top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT-2-label_height/2-2);
+               pango_cairo_show_layout (cr, small_layout);
+               cairo_destroy (cr);
+#else
+               if (GDK_IS_DRAWABLE(user_data->dlg.pixmap_main)) {
+                       cr = gdk_cairo_create (user_data->dlg.pixmap_main);
+                       /* select color */
+                       if ( current_item+first_item == user_data->dlg.selected_item ){
+                               gdk_cairo_set_source_color (cr, &grey_color1);
+                       } else {
+                               gdk_cairo_set_source_color (cr, &grey_color0);
+                       }
+                       gdk_cairo_set_source_color (cr, &grey_color0);
+                       cairo_move_to (cr, src_port_x, top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT-2-label_height/2-2);
+                       pango_cairo_show_layout (cr, small_layout);
+                       cairo_destroy (cr);
+               }
+#endif
                /* draw the destination port number */
                g_snprintf(label_string, MAX_LABEL, "(%i)", user_data->dlg.items[current_item].port_dst);
                pango_layout_set_text(small_layout, label_string, -1);
@@ -942,78 +1189,125 @@ static void dialog_graph_draw(graph_analysis_data_t* user_data)
                else {
                        dst_port_x = end_arrow - label_width - 2;
                }
-               if (GDK_IS_DRAWABLE(user_data->dlg.pixmap)) {
-                       gdk_draw_layout(user_data->dlg.pixmap,
-                                                       div_line_color,
-                                                       dst_port_x,
-                                                       top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT-2-label_height/2-2,
-                                                       small_layout);
+#if GTK_CHECK_VERSION(2,22,0)
+               cr = cairo_create (user_data->dlg.surface_main);
+               /* select color */
+               if ( current_item+first_item == user_data->dlg.selected_item ){
+                       gdk_cairo_set_source_color (cr, &grey_color1);
+               } else {
+                       gdk_cairo_set_source_color (cr, &grey_color0);
+               }
+               cairo_move_to (cr, dst_port_x, top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT-2-label_height/2-2);
+               pango_cairo_show_layout (cr, small_layout);
+               cairo_destroy (cr);
+#else
+               if (GDK_IS_DRAWABLE(user_data->dlg.pixmap_main)) {
+                       cr = gdk_cairo_create (user_data->dlg.pixmap_main);
+                       /* select color */
+                       if ( current_item+first_item == user_data->dlg.selected_item ){
+                               gdk_cairo_set_source_color (cr, &grey_color1);
+                       } else {
+                               gdk_cairo_set_source_color (cr, &grey_color0);
+                       }
+                       cairo_move_to (cr, dst_port_x, top_y_border+current_item*ITEM_HEIGHT+ITEM_HEIGHT-2-label_height/2-2);
+                       pango_cairo_show_layout (cr, small_layout);
+                       cairo_destroy (cr);
                }
+#endif
                /* draw the div line of the selected item with soft gray*/
                if ( current_item+first_item == user_data->dlg.selected_item )
                        for (i=0; i<user_data->num_nodes; i++){
-                               if (GDK_IS_DRAWABLE(user_data->dlg.pixmap) ) {
-                                       gdk_draw_line(user_data->dlg.pixmap, user_data->dlg.div_line_gc[1],
-                                                                 left_x_border+NODE_WIDTH/2+NODE_WIDTH*i,
-                                                                 (user_data->dlg.selected_item-first_item)*ITEM_HEIGHT+TOP_Y_BORDER,
-                                                                 left_x_border+NODE_WIDTH/2+NODE_WIDTH*i,
-                                                                 (user_data->dlg.selected_item-first_item)*ITEM_HEIGHT+TOP_Y_BORDER+ITEM_HEIGHT);
+#if GTK_CHECK_VERSION(2,22,0)
+                               cr = cairo_create (user_data->dlg.surface_main);
+                               gdk_cairo_set_source_color (cr, &grey_color1);
+                               cairo_set_line_width (cr, 1.0);
+                               cairo_set_line_cap(cr, CAIRO_LINE_CAP_BUTT);
+                               cairo_set_dash(cr, dashed1, len1, 0);
+                               cairo_move_to(cr, left_x_border+NODE_WIDTH/2+NODE_WIDTH*i, (user_data->dlg.selected_item-first_item)*ITEM_HEIGHT+TOP_Y_BORDER);
+                               cairo_line_to(cr, (left_x_border+NODE_WIDTH/2+NODE_WIDTH*i),(user_data->dlg.selected_item-first_item)*ITEM_HEIGHT+TOP_Y_BORDER+ITEM_HEIGHT);
+                               cairo_stroke(cr);
+                               cairo_destroy(cr);
+#else
+                               if (GDK_IS_DRAWABLE(user_data->dlg.pixmap_main) ) {
+                                       cr = gdk_cairo_create (user_data->dlg.pixmap_main);
+                                       gdk_cairo_set_source_color (cr, &grey_color1);
+                                       cairo_set_line_width (cr, 1.0);
+                                       cairo_set_line_cap(cr, CAIRO_LINE_CAP_BUTT);
+                                       cairo_set_dash(cr, dashed1, len1, 0);
+                                       cairo_move_to(cr, left_x_border+NODE_WIDTH/2+NODE_WIDTH*i, (user_data->dlg.selected_item-first_item)*ITEM_HEIGHT+TOP_Y_BORDER);
+                                       cairo_line_to(cr, (left_x_border+NODE_WIDTH/2+NODE_WIDTH*i),(user_data->dlg.selected_item-first_item)*ITEM_HEIGHT+TOP_Y_BORDER+ITEM_HEIGHT);
+                                       cairo_stroke(cr);
+                                       cairo_destroy(cr);
                                }
+#endif
                        }
        }
 
        g_object_unref(G_OBJECT(layout));
 
        /* refresh the draw areas */
-       if (GDK_IS_DRAWABLE(user_data->dlg.draw_area_time->window) )
-               gdk_draw_pixmap(user_data->dlg.draw_area_time->window,
-                                               user_data->dlg.draw_area_time->style->fg_gc[GTK_WIDGET_STATE(user_data->dlg.draw_area_time)],
-                                               user_data->dlg.pixmap_time,
-                                               0, 0,
-                                               0, 0,
-                                               user_data->dlg.draw_area_time->allocation.width, user_data->dlg.draw_area_time->allocation.height);
-
-       if (GDK_IS_DRAWABLE(user_data->dlg.draw_area->window) )
-               gdk_draw_pixmap(user_data->dlg.draw_area->window,
-                                               user_data->dlg.draw_area->style->fg_gc[GTK_WIDGET_STATE(user_data->dlg.draw_area)],
-                                               user_data->dlg.pixmap,
-                                               0, 0,
-                                               0, 0,
-                                               user_data->dlg.draw_area->allocation.width, user_data->dlg.draw_area->allocation.height);
-
-       if (GDK_IS_DRAWABLE(user_data->dlg.draw_area_comments->window) )
-               gdk_draw_pixmap(user_data->dlg.draw_area_comments->window,
-                                               user_data->dlg.draw_area_comments->style->fg_gc[GTK_WIDGET_STATE(user_data->dlg.draw_area_comments)],
-                                               user_data->dlg.pixmap_comments,
-                                               0, 0,
-                                               0, 0,
-                                               user_data->dlg.draw_area_comments->allocation.width, user_data->dlg.draw_area_comments->allocation.height);
+       if (gtk_widget_is_drawable(user_data->dlg.draw_area_time) ){
+               cr = gdk_cairo_create (gtk_widget_get_window(user_data->dlg.draw_area_time));
+#if GTK_CHECK_VERSION(2,22,0)
+               cairo_set_source_surface (cr, user_data->dlg.surface_time, 0, 0);
+#else
+               gdk_cairo_set_source_pixmap (cr, user_data->dlg.pixmap_time, 0, 0);
+#endif
+               cairo_rectangle (cr, 0, 0, draw_area_time_alloc.width, draw_area_time_alloc.height);
+               cairo_fill (cr);
+               cairo_destroy (cr);
+               cr = NULL;
+       }
+
+       if (gtk_widget_is_drawable(user_data->dlg.draw_area) ){
+               cr = gdk_cairo_create (gtk_widget_get_window(user_data->dlg.draw_area));
+#if GTK_CHECK_VERSION(2,22,0)
+               cairo_set_source_surface (cr, user_data->dlg.surface_main, 0, 0);
+#else
+               gdk_cairo_set_source_pixmap (cr, user_data->dlg.pixmap_main, 0, 0);
+#endif
+               cairo_rectangle (cr, 0, 0, draw_area_alloc.width, draw_area_alloc.height);
+               cairo_fill (cr);
+               cairo_destroy (cr);
+               cr = NULL;
+       }
+
+       if (gtk_widget_is_drawable(user_data->dlg.draw_area_comments) ){
+               cr = gdk_cairo_create (gtk_widget_get_window(user_data->dlg.draw_area_comments));
+#if GTK_CHECK_VERSION(2,22,0)
+               cairo_set_source_surface (cr, user_data->dlg.surface_comments, 0, 0);
+#else
+               gdk_cairo_set_source_pixmap (cr, user_data->dlg.pixmap_comments, 0, 0);
+#endif
+               cairo_rectangle (cr, 0, 0, draw_area_comments_alloc.width, draw_area_comments_alloc.height);
+               cairo_fill (cr);
+               cairo_destroy (cr);
+               cr = NULL;
+       }
 
        /* update the v_scrollbar */
-        user_data->dlg.v_scrollbar_adjustment->upper=(gfloat) user_data->num_items-1;
-        user_data->dlg.v_scrollbar_adjustment->step_increment=1;
-        user_data->dlg.v_scrollbar_adjustment->page_increment=(gfloat) (last_item-first_item);
-        user_data->dlg.v_scrollbar_adjustment->page_size=(gfloat) (last_item-first_item);
-        user_data->dlg.v_scrollbar_adjustment->value=(gfloat) first_item;
+       gtk_adjustment_set_upper(user_data->dlg.v_scrollbar_adjustment, (gdouble) user_data->num_items-1);
+       gtk_adjustment_set_step_increment(user_data->dlg.v_scrollbar_adjustment, 1);
+       gtk_adjustment_set_page_increment(user_data->dlg.v_scrollbar_adjustment, (gdouble) (last_item-first_item));
+       gtk_adjustment_set_page_size(user_data->dlg.v_scrollbar_adjustment, (gdouble) (last_item-first_item));
+       gtk_adjustment_set_value(user_data->dlg.v_scrollbar_adjustment, (gdouble) first_item);
 
        gtk_adjustment_changed(user_data->dlg.v_scrollbar_adjustment);
-        gtk_adjustment_value_changed(user_data->dlg.v_scrollbar_adjustment);
+       gtk_adjustment_value_changed(user_data->dlg.v_scrollbar_adjustment);
 }
 
 /****************************************************************************/
-static void dialog_graph_redraw(graph_analysis_data_tuser_data)
+static void dialog_graph_redraw(graph_analysis_data_t *user_data)
 {
-        user_data->dlg.needs_redraw=TRUE;
-        dialog_graph_draw(user_data);
+       user_data->dlg.needs_redraw=TRUE;
+       dialog_graph_draw(user_data);
 }
 
 /****************************************************************************/
-static gint button_press_event(GtkWidget *widget, GdkEventButton *event _U_)
+static gboolean button_press_event(GtkWidget *widget _U_, GdkEventButton *event, gpointer data)
 {
-        graph_analysis_data_t *user_data;
-               guint32 item;
-
-        user_data=(graph_analysis_data_t *)OBJECT_GET_DATA(widget, "graph_analysis_data_t");
+       graph_analysis_data_t *user_data = data;
+       guint32 item;
 
        if (event->type != GDK_BUTTON_PRESS) return TRUE;
 
@@ -1029,15 +1323,13 @@ static gint button_press_event(GtkWidget *widget, GdkEventButton *event _U_)
 
        cf_goto_frame(&cfile, user_data->dlg.items[item].frame_num);
 
-        return TRUE;
+       return TRUE;
 }
 
 /****************************************************************************/
-static gint scroll_event(GtkWidget *widget, GdkEventScroll *event)
+static gboolean scroll_event(GtkWidget *widget _U_, GdkEventScroll *event, gpointer data)
 {
-       graph_analysis_data_t *user_data;
-
-       user_data=(graph_analysis_data_t *)OBJECT_GET_DATA(widget, "graph_analysis_data_t");
+       graph_analysis_data_t *user_data = data;
 
        /* Up scroll */
        switch(event->direction) {
@@ -1049,16 +1341,16 @@ static gint scroll_event(GtkWidget *widget, GdkEventScroll *event)
                        user_data->dlg.first_item -= 3;
                break;
        case(GDK_SCROLL_DOWN):
-               if ((user_data->dlg.first_item+user_data->dlg.v_scrollbar_adjustment->page_size+1 == user_data->num_items)) return TRUE;
-               if ((user_data->dlg.first_item+user_data->dlg.v_scrollbar_adjustment->page_size+1) > (user_data->num_items-3))
-                       user_data->dlg.first_item = user_data->num_items-(guint32)user_data->dlg.v_scrollbar_adjustment->page_size-1;
+               if ((user_data->dlg.first_item+gtk_adjustment_get_page_size(user_data->dlg.v_scrollbar_adjustment)+1 == user_data->num_items)) return TRUE;
+               if ((user_data->dlg.first_item+gtk_adjustment_get_page_size(user_data->dlg.v_scrollbar_adjustment)+1) > (user_data->num_items-3))
+                       user_data->dlg.first_item = user_data->num_items-(guint32)gtk_adjustment_get_page_size(user_data->dlg.v_scrollbar_adjustment)-1;
                else
                        user_data->dlg.first_item += 3;
            break;
        case(GDK_SCROLL_LEFT):
        case(GDK_SCROLL_RIGHT):
-           /* nothing to do */
-           break;
+               /* nothing to do */
+               break;
        }
        dialog_graph_redraw(user_data);
 
@@ -1066,11 +1358,9 @@ static gint scroll_event(GtkWidget *widget, GdkEventScroll *event)
 }
 
 /****************************************************************************/
-static gint key_press_event(GtkWidget *widget, GdkEventKey *event _U_)
+static gboolean key_press_event(GtkWidget *widget _U_, GdkEventKey *event, gpointer data)
 {
-       graph_analysis_data_t *user_data;
-
-       user_data=(graph_analysis_data_t *)OBJECT_GET_DATA(widget, "graph_analysis_data_t");
+       graph_analysis_data_t *user_data = data;
 
        /* if there is nothing selected, just return */
        if (user_data->dlg.selected_item == 0xFFFFFFFF) return TRUE;
@@ -1079,14 +1369,14 @@ static gint key_press_event(GtkWidget *widget, GdkEventKey *event _U_)
        if (event->keyval == GDK_Up){
                if (user_data->dlg.selected_item == 0) return TRUE;
                user_data->dlg.selected_item--;
-               if ( (user_data->dlg.selected_item<user_data->dlg.first_item) || (user_data->dlg.selected_item>user_data->dlg.first_item+user_data->dlg.v_scrollbar_adjustment->page_size) )
+               if ( (user_data->dlg.selected_item<user_data->dlg.first_item) || (user_data->dlg.selected_item>user_data->dlg.first_item+gtk_adjustment_get_page_size(user_data->dlg.v_scrollbar_adjustment)) )
                        user_data->dlg.first_item = user_data->dlg.selected_item;
                /* Down arrow */
        } else if (event->keyval == GDK_Down){
                if (user_data->dlg.selected_item == user_data->num_items-1) return TRUE;
                user_data->dlg.selected_item++;
-               if ( (user_data->dlg.selected_item<user_data->dlg.first_item) || (user_data->dlg.selected_item>user_data->dlg.first_item+user_data->dlg.v_scrollbar_adjustment->page_size) )
-                       user_data->dlg.first_item = (guint32)user_data->dlg.selected_item-(guint32)user_data->dlg.v_scrollbar_adjustment->page_size;
+               if ( (user_data->dlg.selected_item<user_data->dlg.first_item) || (user_data->dlg.selected_item>user_data->dlg.first_item+gtk_adjustment_get_page_size(user_data->dlg.v_scrollbar_adjustment)) )
+                       user_data->dlg.first_item = (guint32)user_data->dlg.selected_item-(guint32)gtk_adjustment_get_page_size(user_data->dlg.v_scrollbar_adjustment);
        } else if (event->keyval == GDK_Left){
                if (user_data->dlg.first_node == 0) return TRUE;
                user_data->dlg.first_node--;
@@ -1099,321 +1389,437 @@ static gint key_press_event(GtkWidget *widget, GdkEventKey *event _U_)
 
        return TRUE;
 }
-
+#if GTK_CHECK_VERSION(3,0,0)
 /****************************************************************************/
-static gint expose_event(GtkWidget *widget, GdkEventExpose *event)
+static gboolean draw_area_draw(GtkWidget *widget, cairo_t *cr, gpointer data)
 {
-       graph_analysis_data_t *user_data;
+       graph_analysis_data_t *user_data = data;
+       GtkAllocation allocation;
 
-       user_data=(graph_analysis_data_t *)OBJECT_GET_DATA(widget, "graph_analysis_data_t");
-        if(!user_data){
-                exit(10);
-        }
+       gtk_widget_get_allocation (widget, &allocation);
+       cairo_set_source_surface (cr, user_data->dlg.surface_main, 0, 0);
+       cairo_rectangle (cr, 0, 0, allocation.width, allocation.height);
+       cairo_fill (cr);
 
-       if (GDK_IS_DRAWABLE(widget->window) )
-               gdk_draw_pixmap(widget->window,
-               widget->style->fg_gc[GTK_WIDGET_STATE(widget)],
-               user_data->dlg.pixmap,
-               event->area.x, event->area.y,
-               event->area.x, event->area.y,
-               event->area.width, event->area.height);
 
-        return FALSE;
+       return FALSE;
 }
-
+#else
 /****************************************************************************/
-static gint expose_event_comments(GtkWidget *widget, GdkEventExpose *event)
+static gboolean expose_event(GtkWidget *widget, GdkEventExpose *event, gpointer data)
 {
-       graph_analysis_data_t *user_data;
-
-       user_data=(graph_analysis_data_t *)OBJECT_GET_DATA(widget, "graph_analysis_data_t");
-        if(!user_data){
-                exit(10);
-        }
+       graph_analysis_data_t *user_data = data;
+       cairo_t *cr = gdk_cairo_create (gtk_widget_get_window(widget));
+
+       if (gtk_widget_is_drawable(widget)){
+#if GTK_CHECK_VERSION(2,22,0)
+               cairo_set_source_surface (cr, user_data->dlg.surface_main, event->area.x, event->area.y);
+#else
+               gdk_cairo_set_source_pixmap (cr, user_data->dlg.pixmap_main, event->area.x, event->area.y);
+#endif
+               cairo_rectangle (cr, event->area.x, event->area.y, event->area.width, event->area.height);
+               cairo_fill (cr);
 
-       if (GDK_IS_DRAWABLE(widget->window) )
-               gdk_draw_pixmap(widget->window,
-               widget->style->fg_gc[GTK_WIDGET_STATE(widget)],
-               user_data->dlg.pixmap_comments,
-               event->area.x, event->area.y,
-               event->area.x, event->area.y,
-               event->area.width, event->area.height);
+               cairo_destroy (cr);
+       }
 
-        return FALSE;
+       return FALSE;
 }
+#endif
 
+#if GTK_CHECK_VERSION(3,0,0)
 /****************************************************************************/
-static gint expose_event_time(GtkWidget *widget, GdkEventExpose *event)
+static gboolean draw_comments(GtkWidget *widget, cairo_t *cr, gpointer data)
 {
-       graph_analysis_data_t *user_data;
+       graph_analysis_data_t *user_data = data;
+       GtkAllocation allocation;
 
-       user_data=(graph_analysis_data_t *)OBJECT_GET_DATA(widget, "graph_analysis_data_t");
-        if(!user_data){
-                exit(10);
-        }
+       gtk_widget_get_allocation (widget, &allocation);
 
-       if (GDK_IS_DRAWABLE(widget->window) )
-               gdk_draw_pixmap(widget->window,
-               widget->style->fg_gc[GTK_WIDGET_STATE(widget)],
-               user_data->dlg.pixmap_time,
-               event->area.x, event->area.y,
-               event->area.x, event->area.y,
-               event->area.width, event->area.height);
+       cairo_set_source_surface (cr, user_data->dlg.surface_comments, 0, 0);
+       cairo_rectangle (cr, 0, 0, allocation.width, allocation.height);
+       cairo_fill (cr);
 
-        return FALSE;
-}
 
+       return FALSE;
+}
+#else
 /****************************************************************************/
-static gint configure_event(GtkWidget *widget, GdkEventConfigure *event _U_)
+static gboolean expose_event_comments(GtkWidget *widget, GdkEventExpose *event, gpointer data)
 {
-        graph_analysis_data_t *user_data;
-       int i;
-
-       /* gray and soft gray colors */
-       static GdkColor color_div_line[2] = {
-               {0, 0x64ff, 0x64ff, 0x64ff},
-               {0, 0x7fff, 0x7fff, 0x7fff}
-       };
-
-       /* the first calor is blue to highlight the selected item */
-       static GdkColor col[MAX_NUM_COL_CONV+1] = {
-               {0,     0x00FF, 0x00FF, 0xFFFF},
-       {0,     0x33FF, 0xFFFF, 0x33FF},
-       {0,     0x00FF, 0xCCFF, 0xCCFF},
-               {0,     0x66FF, 0xFFFF, 0xFFFF},
-               {0,     0x99FF, 0x66FF, 0xFFFF},
-               {0,     0xFFFF, 0xFFFF, 0x33FF},
-               {0,     0xCCFF, 0x99FF, 0xFFFF},
-               {0,     0xCCFF, 0xFFFF, 0x33FF},
-               {0,     0xFFFF, 0xCCFF, 0xCCFF},
-               {0,     0xFFFF, 0x99FF, 0x66FF},
-               {0,     0xFFFF, 0xFFFF, 0x99FF}
-       };
-
-        user_data=(graph_analysis_data_t *)OBJECT_GET_DATA(widget, "graph_analysis_data_t");
-
-        if(!user_data){
-                exit(10);
-        }
-
-        if(user_data->dlg.pixmap){
-                gdk_pixmap_unref(user_data->dlg.pixmap);
-                user_data->dlg.pixmap=NULL;
-        }
-
-        user_data->dlg.pixmap=gdk_pixmap_new(widget->window,
-                        widget->allocation.width,
-                        widget->allocation.height,
-                        -1);
-
-       if ( GDK_IS_DRAWABLE(user_data->dlg.pixmap) )
-                       gdk_draw_rectangle(user_data->dlg.pixmap,
-               widget->style->white_gc,
-               TRUE,
-               0, 0,
-               widget->allocation.width,
-               widget->allocation.height);
-
-       /* create gc for division lines and set the line stype to dash*/
-       for (i=0; i<2; i++){
-               user_data->dlg.div_line_gc[i]=gdk_gc_new(user_data->dlg.pixmap);
-               gdk_gc_set_line_attributes(user_data->dlg.div_line_gc[i], 1, GDK_LINE_ON_OFF_DASH, 0, 0);
-       gdk_gc_set_rgb_fg_color(user_data->dlg.div_line_gc[i], &color_div_line[i]);
-       }
+       graph_analysis_data_t *user_data = data;
+       cairo_t *cr = gdk_cairo_create (gtk_widget_get_window(widget));
+
+       if (gtk_widget_is_drawable(widget)){
+#if GTK_CHECK_VERSION(2,22,0)
+               cairo_set_source_surface (cr, user_data->dlg.surface_comments, event->area.x, event->area.y);
+#else
+               gdk_cairo_set_source_pixmap (cr, user_data->dlg.pixmap_comments, event->area.x, event->area.y);
+#endif
+               cairo_rectangle (cr, event->area.x, event->area.y, event->area.width, event->area.height);
+               cairo_fill (cr);
 
-       /* create gcs for the background items */
-       for (i=0; i<MAX_NUM_COL_CONV+1; i++){
-               user_data->dlg.bg_gc[i]=gdk_gc_new(user_data->dlg.pixmap);
-       gdk_gc_set_rgb_fg_color(user_data->dlg.bg_gc[i], &col[i]);
+               cairo_destroy (cr);
        }
-               
-               dialog_graph_redraw(user_data);
 
-        return TRUE;
+       return FALSE;
 }
+#endif
 
+#if GTK_CHECK_VERSION(3,0,0)
 /****************************************************************************/
-static gint configure_event_comments(GtkWidget *widget, GdkEventConfigure *event _U_)
+static gboolean draw_time(GtkWidget *widget, cairo_t *cr, gpointer data)
 {
-        graph_analysis_data_t *user_data;
+       graph_analysis_data_t *user_data = data;
+       GtkAllocation allocation;
 
-        user_data=(graph_analysis_data_t *)OBJECT_GET_DATA(widget, "graph_analysis_data_t");
+       gtk_widget_get_allocation (widget, &allocation);
 
-        if(!user_data){
-                exit(10);
-        }
+       cairo_set_source_surface (cr, user_data->dlg.surface_time, 0, 0);
+       cairo_rectangle (cr, 0, 0, allocation.width, allocation.height);
+       cairo_fill (cr);
 
-        if(user_data->dlg.pixmap_comments){
-                gdk_pixmap_unref(user_data->dlg.pixmap_comments);
-                user_data->dlg.pixmap_comments=NULL;
-        }
+       return FALSE;
+}
+#else
+/****************************************************************************/
+static gboolean expose_event_time(GtkWidget *widget, GdkEventExpose *event, gpointer data)
+{
+       graph_analysis_data_t *user_data = data;
+       cairo_t *cr = gdk_cairo_create (gtk_widget_get_window(widget));
+
+       if (gtk_widget_is_drawable(widget) ){
+#if GTK_CHECK_VERSION(2,22,0)
+               cairo_set_source_surface (cr, user_data->dlg.surface_time, event->area.x, event->area.y);
+#else
+               gdk_cairo_set_source_pixmap (cr, user_data->dlg.pixmap_time, event->area.x, event->area.y);
+#endif
+               cairo_rectangle (cr, event->area.x, event->area.y, event->area.width, event->area.height);
+               cairo_fill (cr);
 
-        user_data->dlg.pixmap_comments=gdk_pixmap_new(widget->window,
-                                               widget->allocation.width,
-                        widget->allocation.height,
-                        -1);
+               cairo_destroy (cr);
+       }
 
-       if ( GDK_IS_DRAWABLE(user_data->dlg.pixmap) )
-               gdk_draw_rectangle(user_data->dlg.pixmap_comments,
-                                                  widget->style->white_gc,
-                                                  TRUE,
-                                                  0, 0,
-                                                  widget->allocation.width,
-                                                  widget->allocation.height);
+       return FALSE;
+}
+#endif
+/****************************************************************************/
+static gboolean configure_event(GtkWidget *widget, GdkEventConfigure *event _U_, gpointer data)
+{
+       graph_analysis_data_t *user_data = data;
+       GtkAllocation widget_alloc;
+       cairo_t *cr;
+
+#if GTK_CHECK_VERSION(2,22,0)
+       if(user_data->dlg.surface_main){
+               cairo_surface_destroy (user_data->dlg.surface_main);
+               user_data->dlg.surface_main=NULL;
+       }
+#else
+       if(user_data->dlg.pixmap_main){
+               g_object_unref(user_data->dlg.pixmap_main);
+               user_data->dlg.pixmap_main=NULL;
+       }
+#endif
+       gtk_widget_get_allocation(widget, &widget_alloc);
+
+#if GTK_CHECK_VERSION(2,22,0)
+       user_data->dlg.surface_main = gdk_window_create_similar_surface (gtk_widget_get_window(widget),
+                       CAIRO_CONTENT_COLOR,
+                       widget_alloc.width,
+                       widget_alloc.height);
+
+       cr = cairo_create (user_data->dlg.surface_main);
+       cairo_rectangle (cr, 0, 0, widget_alloc.width, widget_alloc.height);
+       cairo_set_source_rgb (cr, 1, 1, 1);
+       cairo_fill (cr);
+       cairo_destroy (cr);
+       cr = NULL;
+#else
+       user_data->dlg.pixmap_main=gdk_pixmap_new(gtk_widget_get_window(widget),
+               widget_alloc.width,
+               widget_alloc.height,
+               -1);
+       if ( GDK_IS_DRAWABLE(user_data->dlg.pixmap_main) ){
+               cr = gdk_cairo_create (user_data->dlg.pixmap_main);
+               cairo_rectangle (cr, 0, 0, widget_alloc.width, widget_alloc.height);
+               cairo_set_source_rgb (cr, 1, 1, 1);
+               cairo_fill (cr);
+               cairo_destroy (cr);
+               cr = NULL;
+       }
+#endif
 
        dialog_graph_redraw(user_data);
-        return TRUE;
+
+       return TRUE;
 }
 
 /****************************************************************************/
-static gint configure_event_time(GtkWidget *widget, GdkEventConfigure *event _U_)
+static gboolean configure_event_comments(GtkWidget *widget, GdkEventConfigure *event _U_, gpointer data)
 {
-        graph_analysis_data_t *user_data;
+       graph_analysis_data_t *user_data = data;
+       GtkAllocation widget_alloc;
+       cairo_t *cr;
 
-        user_data=(graph_analysis_data_t *)OBJECT_GET_DATA(widget, "graph_analysis_data_t");
+       gtk_widget_get_allocation(widget, &widget_alloc);
 
-        if(!user_data){
-                exit(10);
-        }
+#if GTK_CHECK_VERSION(2,22,0)
+       if(user_data->dlg.surface_comments){
+               cairo_surface_destroy (user_data->dlg.surface_comments);
+               user_data->dlg.surface_comments=NULL;
+       }
+#else
+       if(user_data->dlg.pixmap_comments){
+               g_object_unref(user_data->dlg.pixmap_comments);
+               user_data->dlg.pixmap_comments=NULL;
+       }
+#endif
 
-        if(user_data->dlg.pixmap_time){
-                gdk_pixmap_unref(user_data->dlg.pixmap_time);
-                user_data->dlg.pixmap_time=NULL;
-        }
+#if GTK_CHECK_VERSION(2,22,0)
+       user_data->dlg.surface_comments=gdk_window_create_similar_surface (gtk_widget_get_window(widget),
+                       CAIRO_CONTENT_COLOR,
+                       widget_alloc.width,
+                       widget_alloc.height);
+
+       cr = cairo_create (user_data->dlg.surface_comments);
+       cairo_rectangle (cr, 0, 0, widget_alloc.width, widget_alloc.height);
+       cairo_set_source_rgb (cr, 1, 1, 1);
+       cairo_fill (cr);
+       cairo_destroy (cr);
+       cr = NULL;
+#else
+       user_data->dlg.pixmap_comments=gdk_pixmap_new(gtk_widget_get_window(widget),
+                                               widget_alloc.width,
+                                               widget_alloc.height,
+                                               -1);
+
+       if ( GDK_IS_DRAWABLE(user_data->dlg.pixmap_main) ){
+               cr = gdk_cairo_create (user_data->dlg.pixmap_comments);
+               cairo_rectangle (cr, 0, 0, widget_alloc.width, widget_alloc.height);
+               cairo_set_source_rgb (cr, 1, 1, 1);
+               cairo_fill (cr);
+               cairo_destroy (cr);
+               cr = NULL;
+       }
+#endif
+       dialog_graph_redraw(user_data);
+       return TRUE;
+}
 
-        user_data->dlg.pixmap_time=gdk_pixmap_new(widget->window,
-                                               widget->allocation.width,
-                        widget->allocation.height,
-                        -1);
+/****************************************************************************/
+static gboolean configure_event_time(GtkWidget *widget, GdkEventConfigure *event _U_, gpointer data)
+{
+       graph_analysis_data_t *user_data = data;
+       GtkAllocation widget_alloc;
+       cairo_t *cr;
 
-       if ( GDK_IS_DRAWABLE(user_data->dlg.pixmap_time) )
-               gdk_draw_rectangle(user_data->dlg.pixmap_time,
-                                                  widget->style->white_gc,
-                                                  TRUE,
-                                                  0, 0,
-                                                  widget->allocation.width,
-                                                  widget->allocation.height);
+       gtk_widget_get_allocation(widget, &widget_alloc);
 
-       dialog_graph_redraw(user_data);
+#if GTK_CHECK_VERSION(2,22,0)
+       if(user_data->dlg.surface_time){
+               cairo_surface_destroy (user_data->dlg.surface_main);
+               user_data->dlg.surface_main=NULL;
+       }
+#else
+       if(user_data->dlg.pixmap_time){
+               g_object_unref(user_data->dlg.pixmap_time);
+               user_data->dlg.pixmap_time=NULL;
+       }
+#endif
+#if GTK_CHECK_VERSION(2,22,0)
+       user_data->dlg.surface_time=gdk_window_create_similar_surface(gtk_widget_get_window(widget),
+                       CAIRO_CONTENT_COLOR,
+                       widget_alloc.width,
+                       widget_alloc.height);
+
+       cr = cairo_create (user_data->dlg.surface_time);
+       cairo_rectangle (cr, 0, 0, widget_alloc.width, widget_alloc.height);
+       cairo_set_source_rgb (cr, 1, 1, 1);
+       cairo_fill (cr);
+       cairo_destroy (cr);
+       cr = NULL;
+#else
+       user_data->dlg.pixmap_time=gdk_pixmap_new(gtk_widget_get_window(widget),
+                                               widget_alloc.width,
+                                               widget_alloc.height,
+                                               -1);
+
+       if ( GDK_IS_DRAWABLE(user_data->dlg.pixmap_time) ){
+               cr = gdk_cairo_create (user_data->dlg.pixmap_time);
+               cairo_rectangle (cr, 0, 0, widget_alloc.width, widget_alloc.height);
+               cairo_set_source_rgb (cr, 1, 1, 1);
+               cairo_fill (cr);
+               cairo_destroy (cr);
+               cr = NULL;
+       }
+#endif
 
+       dialog_graph_redraw(user_data);
 
-        return TRUE;
+       return TRUE;
 }
+
 /****************************************************************************/
-static gint pane_callback(GtkWidget *widget, GParamSpec *pspec _U_, gpointer data)
+static gboolean pane_callback(GtkWidget *widget _U_, GParamSpec *pspec _U_, gpointer data)
 {
-        graph_analysis_data_t *user_data=(graph_analysis_data_t *)data;
+       graph_analysis_data_t *user_data = data;
+       GtkAllocation draw_area_comments_alloc;
+       cairo_t *cr;
 
-        if(!user_data){
-                exit(10);
-        }
-       if (gtk_paned_get_position(GTK_PANED(user_data->dlg.hpane)) > user_data->dlg.pixmap_width)
-               gtk_paned_set_position(GTK_PANED(user_data->dlg.hpane), user_data->dlg.pixmap_width);
+       if (gtk_paned_get_position(GTK_PANED(user_data->dlg.hpane)) > user_data->dlg.surface_width)
+               gtk_paned_set_position(GTK_PANED(user_data->dlg.hpane), user_data->dlg.surface_width);
        else if (gtk_paned_get_position(GTK_PANED(user_data->dlg.hpane)) < NODE_WIDTH*2)
                gtk_paned_set_position(GTK_PANED(user_data->dlg.hpane), NODE_WIDTH*2);
-       /* repaint the comment area because when moving the pane position thre are times that the expose_event_comments is not called */
-       if (GDK_IS_DRAWABLE(user_data->dlg.draw_area_comments->window) )
-               gdk_draw_pixmap(user_data->dlg.draw_area_comments->window,
-               user_data->dlg.draw_area_comments->style->fg_gc[GTK_WIDGET_STATE(widget)],
-               user_data->dlg.pixmap_comments,
-                                       0,0,
-                                       0,0,
-                                       user_data->dlg.draw_area_comments->allocation.width,
-               user_data->dlg.draw_area_comments->allocation.height);
-        return TRUE;
+
+       /* repaint the comment area because when moving the pane position there are times that the expose_event_comments is not called */
+
+       gtk_widget_get_allocation(user_data->dlg.draw_area_comments, &draw_area_comments_alloc);
+
+       if (gtk_widget_is_drawable(user_data->dlg.draw_area_comments)){
+               cr = gdk_cairo_create (gtk_widget_get_window(user_data->dlg.draw_area_comments));
+#if GTK_CHECK_VERSION(2,22,0)
+               cairo_set_source_surface (cr, user_data->dlg.surface_comments, 0, 0);
+#else
+               gdk_cairo_set_source_pixmap (cr, user_data->dlg.pixmap_comments, 0, 0);
+#endif
+               cairo_rectangle (cr, 0, 0, draw_area_comments_alloc.width, draw_area_comments_alloc.height);
+               cairo_fill (cr);
+               cairo_destroy (cr);
+       }
+
+       return TRUE;
 }
 
 /****************************************************************************/
-static gint v_scrollbar_changed(GtkWidget *widget _U_, gpointer data)
+static void v_scrollbar_changed(GtkWidget *widget _U_, gpointer data)
 {
-       graph_analysis_data_t *user_data=(graph_analysis_data_t *)data;
-       if ((user_data->dlg.first_item+user_data->dlg.v_scrollbar_adjustment->page_size+1 == user_data->num_items)
-               && (user_data->dlg.v_scrollbar_adjustment->value >= user_data->dlg.first_item ))
-               return TRUE;
+       graph_analysis_data_t *user_data = data;
 
-       if (user_data->dlg.first_item == user_data->dlg.v_scrollbar_adjustment->value)
-               return TRUE;
+       if ((user_data->dlg.first_item+gtk_adjustment_get_page_size(user_data->dlg.v_scrollbar_adjustment)+1 == user_data->num_items)
+           && (gtk_adjustment_get_value(user_data->dlg.v_scrollbar_adjustment) >= user_data->dlg.first_item ))
+               return;
+
+       if (user_data->dlg.first_item == gtk_adjustment_get_value(user_data->dlg.v_scrollbar_adjustment))
+               return;
 
-       user_data->dlg.first_item = (guint32) user_data->dlg.v_scrollbar_adjustment->value;
+       user_data->dlg.first_item = (guint32) gtk_adjustment_get_value(user_data->dlg.v_scrollbar_adjustment);
 
        dialog_graph_redraw(user_data);
-       return TRUE;
+
+       return;
 }
 
 /****************************************************************************/
-static void create_draw_area(graph_analysis_data_tuser_data, GtkWidget *box)
+static void create_draw_area(graph_analysis_data_t *user_data, GtkWidget *box)
 {
-       GtkWidget *vbox;
-        GtkWidget *hbox;
+       GtkWidget *hbox;
        GtkWidget *viewport;
        GtkWidget *scroll_window_comments;
        GtkWidget *viewport_comments;
+       GtkWidget *frame_time;
+       GtkWidget *scroll_vbox;
+       GtkWidget *frame_box;
+       GtkRequisition scroll_requisition;
+       GtkWidget *frame;
 
-        hbox=gtk_hbox_new(FALSE, 0);
-        gtk_widget_show(hbox);
-
-        vbox=gtk_vbox_new(FALSE, 0);
-        gtk_widget_show(vbox);
+       hbox=gtk_hbox_new(FALSE, 0);
+       gtk_widget_show(hbox);
 
        /* create "time" draw area */
-        user_data->dlg.draw_area_time=gtk_drawing_area_new();
-        WIDGET_SET_SIZE(user_data->dlg.draw_area_time, TIME_WIDTH, user_data->dlg.pixmap_height);
-        OBJECT_SET_DATA(user_data->dlg.draw_area_time, "graph_analysis_data_t", user_data);
+       user_data->dlg.draw_area_time=gtk_drawing_area_new();
+       gtk_widget_set_size_request(user_data->dlg.draw_area_time, TIME_WIDTH, user_data->dlg.surface_width);
+       frame_time = gtk_frame_new(NULL);
+       gtk_widget_show(frame_time);
+       gtk_container_add(GTK_CONTAINER(frame_time),user_data->dlg.draw_area_time);
 
        /* create "comments" draw area */
-        user_data->dlg.draw_area_comments=gtk_drawing_area_new();
-        WIDGET_SET_SIZE(user_data->dlg.draw_area_comments, COMMENT_WIDTH, user_data->dlg.pixmap_height);
+       user_data->dlg.draw_area_comments=gtk_drawing_area_new();
+       gtk_widget_set_size_request(user_data->dlg.draw_area_comments, COMMENT_WIDTH, user_data->dlg.surface_width);
        scroll_window_comments=gtk_scrolled_window_new(NULL, NULL);
-       WIDGET_SET_SIZE(scroll_window_comments, COMMENT_WIDTH/2, user_data->dlg.pixmap_height);
-       gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scroll_window_comments), GTK_POLICY_ALWAYS, GTK_POLICY_NEVER);
-       viewport_comments = gtk_viewport_new(gtk_scrolled_window_get_hadjustment(GTK_SCROLLED_WINDOW(scroll_window_comments)), gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(scroll_window_comments)));
+       gtk_widget_set_size_request(scroll_window_comments, (gint)(COMMENT_WIDTH/1.5), user_data->dlg.surface_width);
+       /*
+        * Set the scrollbar policy for the horizontal and vertical scrollbars
+        * The policy determines when the scrollbar should appear
+        */
+       gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW (scroll_window_comments),
+               GTK_POLICY_ALWAYS, /* Policy for horizontal bar. */
+               GTK_POLICY_NEVER); /* Policy for vertical bar */
+
+       /* Changes the type of shadow drawn around the contents of scrolled_window. */
+       gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scroll_window_comments),
+               GTK_SHADOW_ETCHED_IN);
+
+       viewport_comments = gtk_viewport_new(gtk_scrolled_window_get_hadjustment(GTK_SCROLLED_WINDOW(scroll_window_comments)),
+                                            gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(scroll_window_comments)));
        gtk_container_add(GTK_CONTAINER(viewport_comments), user_data->dlg.draw_area_comments);
        gtk_container_add(GTK_CONTAINER(scroll_window_comments), viewport_comments);
        gtk_viewport_set_shadow_type(GTK_VIEWPORT(viewport_comments), GTK_SHADOW_NONE);
-        OBJECT_SET_DATA(user_data->dlg.draw_area_comments, "graph_analysis_data_t", user_data);
        gtk_widget_add_events (user_data->dlg.draw_area_comments, GDK_BUTTON_PRESS_MASK);
+       g_signal_connect(user_data->dlg.draw_area_comments, "scroll_event",  G_CALLBACK(scroll_event), user_data);
 
-       SIGNAL_CONNECT(user_data->dlg.draw_area_comments, "scroll_event",  scroll_event, user_data);
        /* create main Graph draw area */
-        user_data->dlg.draw_area=gtk_drawing_area_new();
+       user_data->dlg.draw_area=gtk_drawing_area_new();
        if (user_data->num_nodes < 2)
-               user_data->dlg.pixmap_width = 2 * NODE_WIDTH;
+               user_data->dlg.surface_width = 2 * NODE_WIDTH;
        else
-               user_data->dlg.pixmap_width = user_data->num_nodes * NODE_WIDTH;
-        WIDGET_SET_SIZE(user_data->dlg.draw_area, user_data->dlg.pixmap_width, user_data->dlg.pixmap_height);
+               user_data->dlg.surface_width = user_data->num_nodes * NODE_WIDTH;
+       gtk_widget_set_size_request(user_data->dlg.draw_area, user_data->dlg.surface_width, user_data->dlg.surface_width);
        user_data->dlg.scroll_window=gtk_scrolled_window_new(NULL, NULL);
        if ( user_data->num_nodes < 6)
-               WIDGET_SET_SIZE(user_data->dlg.scroll_window, NODE_WIDTH*user_data->num_nodes, user_data->dlg.pixmap_height);
+               gtk_widget_set_size_request(user_data->dlg.scroll_window, NODE_WIDTH*user_data->num_nodes, user_data->dlg.surface_width);
        else
-               WIDGET_SET_SIZE(user_data->dlg.scroll_window, NODE_WIDTH*5, user_data->dlg.pixmap_height);
-       gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW(user_data->dlg.scroll_window), GTK_POLICY_ALWAYS, GTK_POLICY_NEVER);
-       viewport = gtk_viewport_new(gtk_scrolled_window_get_hadjustment(GTK_SCROLLED_WINDOW(user_data->dlg.scroll_window)), gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(user_data->dlg.scroll_window)));
+               gtk_widget_set_size_request(user_data->dlg.scroll_window, NODE_WIDTH*5, user_data->dlg.surface_width);
+
+       gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW(user_data->dlg.scroll_window),
+               GTK_POLICY_ALWAYS,
+               GTK_POLICY_NEVER);
+
+       gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(user_data->dlg.scroll_window),
+               GTK_SHADOW_ETCHED_IN);
+       viewport = gtk_viewport_new(gtk_scrolled_window_get_hadjustment(GTK_SCROLLED_WINDOW(user_data->dlg.scroll_window)),
+                                   gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(user_data->dlg.scroll_window)));
        gtk_container_add(GTK_CONTAINER(viewport), user_data->dlg.draw_area);
        gtk_container_add(GTK_CONTAINER(user_data->dlg.scroll_window), viewport);
        gtk_viewport_set_shadow_type(GTK_VIEWPORT(viewport), GTK_SHADOW_NONE);
-        OBJECT_SET_DATA(user_data->dlg.draw_area, "graph_analysis_data_t", user_data);
+#if GTK_CHECK_VERSION(2,18,0)
+       gtk_widget_set_can_focus(user_data->dlg.draw_area, TRUE);
+#else
        GTK_WIDGET_SET_FLAGS(user_data->dlg.draw_area, GTK_CAN_FOCUS);
+#endif
        gtk_widget_grab_focus(user_data->dlg.draw_area);
 
-        /* signals needed to handle backing pixmap */
-        SIGNAL_CONNECT(user_data->dlg.draw_area, "expose_event", expose_event, NULL);
-        SIGNAL_CONNECT(user_data->dlg.draw_area, "configure_event", configure_event, user_data);
+       /* signals needed to handle backing pixmap */
+#if GTK_CHECK_VERSION(3,0,0)
+       g_signal_connect(user_data->dlg.draw_area, "draw", G_CALLBACK(draw_area_draw), user_data);
+#else
+       g_signal_connect(user_data->dlg.draw_area, "expose_event", G_CALLBACK(expose_event), user_data);
+#endif
+       g_signal_connect(user_data->dlg.draw_area, "configure_event", G_CALLBACK(configure_event), user_data);
 
-        /* signals needed to handle backing pixmap comments*/
-        SIGNAL_CONNECT(user_data->dlg.draw_area_comments, "expose_event", expose_event_comments, NULL);
-        SIGNAL_CONNECT(user_data->dlg.draw_area_comments, "configure_event", configure_event_comments, user_data);
+       /* signals needed to handle backing pixmap comments */
+#if GTK_CHECK_VERSION(3,0,0)
+       g_signal_connect(user_data->dlg.draw_area_comments, "draw", G_CALLBACK(draw_comments), user_data);
+#else
+       g_signal_connect(user_data->dlg.draw_area_comments, "expose_event", G_CALLBACK(expose_event_comments), user_data);
+#endif
+       g_signal_connect(user_data->dlg.draw_area_comments, "configure_event", G_CALLBACK(configure_event_comments), user_data);
 
-        /* signals needed to handle backing pixmap time*/
-        SIGNAL_CONNECT(user_data->dlg.draw_area_time, "expose_event", expose_event_time, NULL);
-        SIGNAL_CONNECT(user_data->dlg.draw_area_time, "configure_event", configure_event_time, user_data);
+       /* signals needed to handle backing pixmap time */
+#if GTK_CHECK_VERSION(3,0,0)
+       g_signal_connect(user_data->dlg.draw_area_time, "draw", G_CALLBACK(draw_time), user_data);
+#else
+       g_signal_connect(user_data->dlg.draw_area_time, "expose_event", G_CALLBACK(expose_event_time), user_data);
+#endif
+       g_signal_connect(user_data->dlg.draw_area_time, "configure_event", G_CALLBACK(configure_event_time), user_data);
 
        gtk_widget_add_events (user_data->dlg.draw_area, GDK_BUTTON_PRESS_MASK);
-       SIGNAL_CONNECT(user_data->dlg.draw_area, "button_press_event", button_press_event, user_data);
-       SIGNAL_CONNECT(user_data->dlg.draw_area, "scroll_event",  scroll_event, user_data);
-       SIGNAL_CONNECT(user_data->dlg.draw_area, "key_press_event",  key_press_event, user_data);
+       g_signal_connect(user_data->dlg.draw_area, "button_press_event", G_CALLBACK(button_press_event), user_data);
+       g_signal_connect(user_data->dlg.draw_area, "scroll_event",  G_CALLBACK(scroll_event), user_data);
+       g_signal_connect(user_data->dlg.draw_area, "key_press_event",  G_CALLBACK(key_press_event), user_data);
 
        gtk_widget_show(user_data->dlg.draw_area_time);
-        gtk_widget_show(user_data->dlg.draw_area);
+       gtk_widget_show(user_data->dlg.draw_area);
        gtk_widget_show(viewport);
        gtk_widget_show(user_data->dlg.draw_area_comments);
        gtk_widget_show(viewport_comments);
@@ -1421,25 +1827,50 @@ static void create_draw_area(graph_analysis_data_t* user_data, GtkWidget *box)
        gtk_widget_show(user_data->dlg.scroll_window);
        gtk_widget_show(scroll_window_comments);
 
-        gtk_box_pack_start(GTK_BOX(hbox), user_data->dlg.draw_area_time, FALSE, FALSE, 0);
+       gtk_box_pack_start(GTK_BOX(hbox), frame_time, FALSE, FALSE, 3);
 
-               user_data->dlg.hpane = gtk_hpaned_new();
-               gtk_paned_pack1(GTK_PANED (user_data->dlg.hpane), user_data->dlg.scroll_window, FALSE, TRUE);
-               gtk_paned_pack2(GTK_PANED (user_data->dlg.hpane), scroll_window_comments, TRUE, TRUE);
-       SIGNAL_CONNECT(user_data->dlg.hpane, "notify::position",  pane_callback, user_data);
+       user_data->dlg.hpane = gtk_hpaned_new();
+       gtk_paned_pack1(GTK_PANED (user_data->dlg.hpane), user_data->dlg.scroll_window, FALSE, TRUE);
+       gtk_paned_pack2(GTK_PANED (user_data->dlg.hpane), scroll_window_comments, TRUE, TRUE);
+       g_signal_connect(user_data->dlg.hpane, "notify::position",  G_CALLBACK(pane_callback), user_data);
        gtk_widget_show(user_data->dlg.hpane);
 
-        gtk_box_pack_start(GTK_BOX(hbox), user_data->dlg.hpane, TRUE, TRUE, 0);
-
-       /* create the associated v_scrollbar */
-        user_data->dlg.v_scrollbar_adjustment=(GtkAdjustment *)gtk_adjustment_new(0,0,0,0,0,0);
-        user_data->dlg.v_scrollbar=gtk_vscrollbar_new(user_data->dlg.v_scrollbar_adjustment);
-        gtk_widget_show(user_data->dlg.v_scrollbar);
-        gtk_box_pack_end(GTK_BOX(hbox), user_data->dlg.v_scrollbar, FALSE, FALSE, 0);
-       SIGNAL_CONNECT(user_data->dlg.v_scrollbar_adjustment, "value_changed", v_scrollbar_changed, user_data);
-
-
-        gtk_box_pack_start(GTK_BOX(box), hbox, TRUE, TRUE, 0);
+       gtk_box_pack_start(GTK_BOX(hbox), user_data->dlg.hpane, TRUE, TRUE, 0);
+
+       /* Create the scroll_vbox to include the vertical scroll and a box at the bottom */
+       scroll_vbox=gtk_vbox_new(FALSE, 0);
+       gtk_widget_show(scroll_vbox);
+
+       /* create the associated v_scrollbar */
+       user_data->dlg.v_scrollbar_adjustment=(GtkAdjustment *)gtk_adjustment_new(0,0,0,0,0,0);
+       user_data->dlg.v_scrollbar=gtk_vscrollbar_new(user_data->dlg.v_scrollbar_adjustment);
+       gtk_widget_show(user_data->dlg.v_scrollbar);
+       gtk_box_pack_start(GTK_BOX(scroll_vbox), user_data->dlg.v_scrollbar, TRUE, TRUE, 0);
+       g_signal_connect(user_data->dlg.v_scrollbar_adjustment, "value_changed",
+                        G_CALLBACK(v_scrollbar_changed), user_data);
+
+       frame_box = gtk_frame_new(NULL);
+#if GTK_CHECK_VERSION(3,0,0)
+       gtk_widget_get_preferred_size(user_data->dlg.v_scrollbar, &scroll_requisition, NULL);
+#else
+       gtk_widget_size_request(user_data->dlg.v_scrollbar, &scroll_requisition);
+#endif
+       gtk_widget_set_size_request(frame_box, 1, scroll_requisition.width+2);
+       gtk_frame_set_shadow_type(GTK_FRAME(frame_box), GTK_SHADOW_NONE);
+       gtk_widget_show(frame_box);
+       gtk_box_pack_end(GTK_BOX(scroll_vbox), frame_box, FALSE, FALSE, 0);
+       gtk_box_pack_end(GTK_BOX(hbox), scroll_vbox, FALSE, FALSE, 3);
+
+       /* Frame around the main area */
+       frame = gtk_frame_new(NULL);
+       gtk_widget_show(frame);
+       gtk_container_add(GTK_CONTAINER(frame), hbox);
+       gtk_container_set_border_width(GTK_CONTAINER(hbox), 3);
+
+       /*gtk_box_pack_start(GTK_BOX(box), hbox, TRUE, TRUE, 15);*/
+       /*gtk_box_pack_start(GTK_BOX(box), frame, TRUE, TRUE, 15);*/
+       gtk_box_pack_start(GTK_BOX(box), frame, TRUE, TRUE, 0);
+       gtk_container_set_border_width(GTK_CONTAINER(box), 10);
 }
 /****************************************************************************/
 /* PUBLIC */
@@ -1447,57 +1878,57 @@ static void create_draw_area(graph_analysis_data_t* user_data, GtkWidget *box)
 
 
 /****************************************************************************/
-static void dialog_graph_create_window(graph_analysis_data_tuser_data)
+static void dialog_graph_create_window(graph_analysis_data_t *user_data)
 {
-        GtkWidget *vbox;
-        GtkWidget *hbuttonbox;
-       GtkWidget *bt_close;
-       GtkWidget *bt_save;
-       GtkTooltips *tooltips = gtk_tooltips_new();
+       GtkWidget *vbox;
+       GtkWidget *hbuttonbox;
+       GtkWidget *bt_close;
+       GtkWidget *bt_save;
        const gchar *title_name_ptr;
        gchar   *win_name;
 
        title_name_ptr = cf_get_display_name(&cfile);
        win_name = g_strdup_printf("%s - Graph Analysis", title_name_ptr);
 
-        /* create the main window */
-               if (user_data->dlg.title)
-               user_data->dlg.window=window_new(GTK_WINDOW_TOPLEVEL, user_data->dlg.title);
-               else
-               user_data->dlg.window=window_new(GTK_WINDOW_TOPLEVEL, win_name);
-
+       /* create the main window */
+       user_data->dlg.window=dlg_window_new((user_data->dlg.title)?user_data->dlg.title:win_name);
+       gtk_window_set_destroy_with_parent(GTK_WINDOW(user_data->dlg.window), TRUE);
 
-        vbox=gtk_vbox_new(FALSE, 0);
-        gtk_container_add(GTK_CONTAINER(user_data->dlg.window), vbox);
-        gtk_widget_show(vbox);
+       vbox=gtk_vbox_new(FALSE, 0);
+       gtk_container_add(GTK_CONTAINER(user_data->dlg.window), vbox);
+       gtk_widget_show(vbox);
 
-        create_draw_area(user_data, vbox);
+       create_draw_area(user_data, vbox);
 
-        /* button row */
+       /* button row */
        hbuttonbox = gtk_hbutton_box_new ();
-       gtk_box_pack_start (GTK_BOX (vbox), hbuttonbox, FALSE, FALSE, 0);
+       gtk_box_pack_start (GTK_BOX (vbox), hbuttonbox, FALSE, FALSE, 10);
        gtk_button_box_set_layout (GTK_BUTTON_BOX (hbuttonbox), GTK_BUTTONBOX_SPREAD);
-       gtk_button_box_set_spacing (GTK_BUTTON_BOX (hbuttonbox), 30);
+       gtk_box_set_spacing (GTK_BOX (hbuttonbox), 30);
        gtk_widget_show(hbuttonbox);
 
-       bt_save = BUTTON_NEW_FROM_STOCK(GTK_STOCK_SAVE_AS);
+       bt_save = gtk_button_new_from_stock(GTK_STOCK_SAVE_AS);
        gtk_container_add(GTK_CONTAINER(hbuttonbox), bt_save);
        gtk_widget_show(bt_save);
-       SIGNAL_CONNECT(bt_save, "clicked", on_save_bt_clicked, user_data);
-       gtk_tooltips_set_tip (tooltips, bt_save, "Save an ASCII representation of the graph to a file", NULL);
+       g_signal_connect(bt_save, "clicked", G_CALLBACK(on_save_bt_clicked), user_data);
+       gtk_widget_set_tooltip_text(bt_save, "Save an ASCII representation of the graph to a file");
 
-       bt_close = BUTTON_NEW_FROM_STOCK(GTK_STOCK_CLOSE);
+       bt_close = gtk_button_new_from_stock(GTK_STOCK_CLOSE);
        gtk_container_add (GTK_CONTAINER (hbuttonbox), bt_close);
+#if GTK_CHECK_VERSION(2,18,0)
+       gtk_widget_set_can_default(bt_close, TRUE);
+#else
        GTK_WIDGET_SET_FLAGS(bt_close, GTK_CAN_DEFAULT);
+#endif
        gtk_widget_show(bt_close);
-       gtk_tooltips_set_tip (tooltips, bt_close, "Close this dialog", NULL);
-        window_set_cancel_button(user_data->dlg.window, bt_close, window_cancel_button_cb);
+       gtk_widget_set_tooltip_text(bt_close, "Close this dialog");
+       window_set_cancel_button(user_data->dlg.window, bt_close, window_cancel_button_cb);
 
-        SIGNAL_CONNECT(user_data->dlg.window, "delete_event", window_delete_event_cb, NULL);
-       SIGNAL_CONNECT(user_data->dlg.window, "destroy", on_destroy, user_data);
+       g_signal_connect(user_data->dlg.window, "delete_event", G_CALLBACK(window_delete_event_cb), NULL);
+       g_signal_connect(user_data->dlg.window, "destroy", G_CALLBACK(on_destroy), user_data);
 
-        gtk_widget_show(user_data->dlg.window);
-        window_present(user_data->dlg.window);
+       gtk_widget_show(user_data->dlg.window);
+       window_present(user_data->dlg.window);
 
        /* Destroy our graph window with our parent if the caller specified the parent */
        if(user_data->dlg.parent_w) {
@@ -1513,15 +1944,15 @@ static void dialog_graph_create_window(graph_analysis_data_t* user_data)
  * and Return -2 if the array is full
  */
 /****************************************************************************/
-static gint add_or_get_node(graph_analysis_data_t* user_data, address* node) {
+static gint add_or_get_node(graph_analysis_data_t *user_data, address *node) {
        guint i;
-       
+
        if (node->type == AT_NONE) return NODE_OVERFLOW;
-               
+
        for (i=0; i<MAX_NUM_NODES && i < user_data->num_nodes ; i++){
                if ( CMP_ADDRESS(&(user_data->nodes[i]), node) == 0 ) return i; /* it is in the array */
        }
-       
+
        if (i == MAX_NUM_NODES) {
                return  NODE_OVERFLOW;
        } else {
@@ -1533,9 +1964,9 @@ static gint add_or_get_node(graph_analysis_data_t* user_data, address* node) {
 
 /* Get the nodes from the list */
 /****************************************************************************/
-static void get_nodes(graph_analysis_data_tuser_data)
+static void get_nodes(graph_analysis_data_t *user_data)
 {
-       GListlist;
+       GList *list;
        graph_analysis_item_t *gai;
 
        /* fill the node array */
@@ -1558,9 +1989,9 @@ static void get_nodes(graph_analysis_data_t* user_data)
 }
 
 /****************************************************************************/
-graph_analysis_data_tgraph_analysis_init(void)
+graph_analysis_data_t *graph_analysis_init(void)
 {
-       graph_analysis_data_tuser_data;
+       graph_analysis_data_t *user_data;
        /* init */
        user_data = g_malloc(sizeof(graph_analysis_data_t));
 
@@ -1574,7 +2005,7 @@ graph_analysis_data_t* graph_analysis_init(void)
 /****************************************************************************/
 
 /****************************************************************************/
-void graph_analysis_create(graph_analysis_data_tuser_data)
+void graph_analysis_create(graph_analysis_data_t *user_data)
 {
        /* reset the data */
        graph_analysis_reset(user_data);
@@ -1592,7 +2023,7 @@ void graph_analysis_create(graph_analysis_data_t* user_data)
 }
 
 /****************************************************************************/
-void graph_analysis_update(graph_analysis_data_tuser_data)
+void graph_analysis_update(graph_analysis_data_t *user_data)
 {
        /* reset the data */
        graph_analysis_reset(user_data);
@@ -1600,12 +2031,12 @@ void graph_analysis_update(graph_analysis_data_t* user_data)
        /* get nodes (each node is an address) */
        get_nodes(user_data);
 
-       user_data->dlg.pixmap_width = user_data->num_nodes * NODE_WIDTH;
-       WIDGET_SET_SIZE(user_data->dlg.draw_area, user_data->dlg.pixmap_width, user_data->dlg.pixmap_height);
-       if ( user_data->num_nodes < 6)
-               WIDGET_SET_SIZE(user_data->dlg.scroll_window, NODE_WIDTH*user_data->num_nodes, user_data->dlg.pixmap_height);
+       user_data->dlg.surface_width = user_data->num_nodes * NODE_WIDTH;
+       gtk_widget_set_size_request(user_data->dlg.draw_area, user_data->dlg.surface_width, user_data->dlg.surface_width);
+       if (user_data->num_nodes < 6)
+               gtk_widget_set_size_request(user_data->dlg.scroll_window, NODE_WIDTH*user_data->num_nodes, user_data->dlg.surface_width);
        else
-               WIDGET_SET_SIZE(user_data->dlg.scroll_window, NODE_WIDTH*5, user_data->dlg.pixmap_height);
+               gtk_widget_set_size_request(user_data->dlg.scroll_window, NODE_WIDTH*5, user_data->dlg.surface_width);
 
        /* redraw the graph */
        dialog_graph_redraw(user_data);
@@ -1616,22 +2047,22 @@ void graph_analysis_update(graph_analysis_data_t* user_data)
 
 
 /****************************************************************************/
-void graph_analysis_redraw(graph_analysis_data_tuser_data)
+void graph_analysis_redraw(graph_analysis_data_t *user_data)
 {
        /* get nodes (each node is an address) */
        get_nodes(user_data);
 
-       user_data->dlg.pixmap_width = user_data->num_nodes * NODE_WIDTH;
-    WIDGET_SET_SIZE(user_data->dlg.draw_area, user_data->dlg.pixmap_width, user_data->dlg.pixmap_height);
-       if ( user_data->num_nodes < 6)  
-                       WIDGET_SET_SIZE(user_data->dlg.scroll_window, NODE_WIDTH*user_data->num_nodes, user_data->dlg.pixmap_height);
-               else
-                       WIDGET_SET_SIZE(user_data->dlg.scroll_window, NODE_WIDTH*5, user_data->dlg.pixmap_height);
+       user_data->dlg.surface_width = user_data->num_nodes * NODE_WIDTH;
+       gtk_widget_set_size_request(user_data->dlg.draw_area, user_data->dlg.surface_width, user_data->dlg.surface_width);
+       if (user_data->num_nodes < 6)
+               gtk_widget_set_size_request(user_data->dlg.scroll_window, NODE_WIDTH*user_data->num_nodes, user_data->dlg.surface_width);
+       else
+               gtk_widget_set_size_request(user_data->dlg.scroll_window, NODE_WIDTH*5, user_data->dlg.surface_width);
 
 
        /* redraw the graph */
-       dialog_graph_redraw(user_data); 
+       dialog_graph_redraw(user_data);
 
-    window_present(user_data->dlg.window);
+       window_present(user_data->dlg.window);
        return;
 }