ltt/branches/poly/lttv/modules/gui/controlflow/cfv.c

   1 /* This file is part of the Linux Trace Toolkit viewer
   2  * Copyright (C) 2003-2004 Mathieu Desnoyers
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License Version 2 as
   6  * published by the Free Software Foundation;
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program; if not, write to the Free Software
  15  * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
  16  * MA 02111-1307, USA.
  17  */
  18
  19 #include <glib.h>
  20 #include <gtk/gtk.h>
  21 #include <gdk/gdk.h>
  22
  23 #include "cfv.h"
  24 #include "drawing.h"
  25 #include "processlist.h"
  26 #include "eventhooks.h"
  27 #include "cfv-private.h"
  28 #include <lttv/lttv.h>
  29
  30 extern GSList *g_control_flow_data_list;
  31
  32 static void control_flow_grab_focus(GtkWidget *widget, gpointer data){
  33   ControlFlowData * control_flow_data = (ControlFlowData *)data;
  34   Tab * tab = control_flow_data->tab;
  35   lttvwindow_report_focus(tab, guicontrolflow_get_widget(control_flow_data));
  36   //g_assert(GTK_WIDGET_CAN_FOCUS(widget));
  37   //gtk_widget_grab_focus(widget);
  38   g_debug("FOCUS GRABBED");
  39 }
  40
  41
  42 /*****************************************************************************
  43  *                     Control Flow Viewer class implementation              *
  44  *****************************************************************************/
  45 /**
  46  * Control Flow Viewer's constructor
  47  *
  48  * This constructor is given as a parameter to the menuitem and toolbar button
  49  * registration. It creates the drawing widget.
  50  * @param ParentWindow A pointer to the parent window.
  51  * @return The widget created.
  52  */
  53 ControlFlowData *
  54 guicontrolflow(void)
  55 {
  56   GtkWidget *process_list_widget, *drawing_widget, *drawing_area;
  57
  58   ControlFlowData* control_flow_data = g_new(ControlFlowData,1) ;
  59
  60   control_flow_data->v_adjust =
  61     GTK_ADJUSTMENT(gtk_adjustment_new(  0.0,  /* Value */
  62               0.0,  /* Lower */
  63               0.0,  /* Upper */
  64               0.0,  /* Step inc. */
  65               0.0,  /* Page inc. */
  66               0.0));  /* page size */
  67
  68   /* Create the drawing */
  69   control_flow_data->drawing = drawing_construct(control_flow_data);
  70
  71   drawing_widget =
  72     drawing_get_widget(control_flow_data->drawing);
  73
  74   drawing_area =
  75     drawing_get_drawing_area(control_flow_data->drawing);
  76
  77   control_flow_data->number_of_process = 0;
  78
  79   /* Create the Process list */
  80   control_flow_data->process_list = processlist_construct();
  81
  82   process_list_widget =
  83     processlist_get_widget(control_flow_data->process_list);
  84
  85   gtk_tree_view_set_vadjustment(GTK_TREE_VIEW(process_list_widget),
  86                                 GTK_ADJUSTMENT(
  87                                    control_flow_data->v_adjust));
  88
  89
  90   control_flow_data->h_paned = gtk_hpaned_new();
  91   control_flow_data->box = gtk_event_box_new();
  92   control_flow_data->top_widget = control_flow_data->box;
  93   gtk_container_add(GTK_CONTAINER(control_flow_data->box),
  94                     control_flow_data->h_paned);
  95
  96   gtk_paned_pack1(GTK_PANED(control_flow_data->h_paned),
  97                   process_list_widget, FALSE, TRUE);
  98   gtk_paned_pack2(GTK_PANED(control_flow_data->h_paned),
  99                   drawing_widget, TRUE, TRUE);
 100
 101   /* Set the size of the drawing area */
 102   //drawing_Resize(drawing, h, w);
 103
 104   /* Get trace statistics */
 105   //control_flow_data->Trace_Statistics = get_trace_statistics(Trace);
 106
 107   gtk_widget_show(drawing_widget);
 108   gtk_widget_show(process_list_widget);
 109   gtk_widget_show(control_flow_data->h_paned);
 110   gtk_widget_show(control_flow_data->box);
 111
 112   g_object_set_data_full(
 113       G_OBJECT(control_flow_data->top_widget),
 114       "control_flow_data",
 115       control_flow_data,
 116       (GDestroyNotify)guicontrolflow_destructor);
 117
 118   g_object_set_data(
 119       G_OBJECT(drawing_area),
 120       "control_flow_data",
 121       control_flow_data);
 122
 123   g_control_flow_data_list = g_slist_append(
 124       g_control_flow_data_list,
 125       control_flow_data);
 126
 127   //WARNING : The widget must be
 128   //inserted in the main window before the drawing area
 129   //can be configured (and this must happend bedore sending
 130   //data)
 131
 132   //g_signal_connect (G_OBJECT (process_list_widget), "grab-focus",
 133   //g_signal_connect (G_OBJECT (control_flow_data->scrolled_window),
 134   //      "button-press-event",
 135   //      G_CALLBACK (control_flow_grab_focus),
 136   //      control_flow_data);
 137
 138   return control_flow_data;
 139
 140 }
 141
 142 /* Destroys widget also */
 143 void
 144 guicontrolflow_destructor_full(ControlFlowData *control_flow_data)
 145 {
 146   g_info("CFV.c : guicontrolflow_destructor_full, %p", control_flow_data);
 147   /* May already have been done by GTK window closing */
 148   if(GTK_IS_WIDGET(guicontrolflow_get_widget(control_flow_data)))
 149     gtk_widget_destroy(guicontrolflow_get_widget(control_flow_data));
 150   //control_flow_data->mw = NULL;
 151   //FIXME guicontrolflow_destructor(control_flow_data);
 152 }
 153
 154 /* When this destructor is called, the widgets are already disconnected */
 155 void
 156 guicontrolflow_destructor(ControlFlowData *control_flow_data)
 157 {
 158   guint index;
 159   Tab *tab = control_flow_data->tab;
 160
 161   g_info("CFV.c : guicontrolflow_destructor, %p", control_flow_data);
 162   g_info("%p, %p, %p", update_time_window_hook, control_flow_data, tab);
 163   if(GTK_IS_WIDGET(guicontrolflow_get_widget(control_flow_data)))
 164     g_info("widget still exists");
 165
 166   /* Process List is removed with it's widget */
 167   //ProcessList_destroy(control_flow_data->process_list);
 168   if(tab != NULL)
 169   {
 170       /* Delete reading hooks */
 171     lttvwindow_unregister_traceset_notify(tab,
 172         traceset_notify,
 173         control_flow_data);
 174
 175     lttvwindow_unregister_time_window_notify(tab,
 176         update_time_window_hook,
 177         control_flow_data);
 178
 179     lttvwindow_unregister_current_time_notify(tab,
 180         update_current_time_hook,
 181         control_flow_data);
 182
 183     lttvwindow_unregister_redraw_notify(tab, redraw_notify, control_flow_data);
 184     lttvwindow_unregister_continue_notify(tab,
 185                                           continue_notify,
 186                                           control_flow_data);
 187
 188     lttvwindow_events_request_remove_all(control_flow_data->tab,
 189                                          control_flow_data);
 190
 191     lttvwindowtraces_background_notify_remove(control_flow_data);
 192   }
 193   g_control_flow_data_list =
 194          g_slist_remove(g_control_flow_data_list,control_flow_data);
 195
 196   g_info("CFV.c : guicontrolflow_destructor end, %p", control_flow_data);
 197   g_free(control_flow_data);
 198
 199 }
 200
 201 GtkWidget *guicontrolflow_get_widget(ControlFlowData *control_flow_data)
 202 {
 203   return control_flow_data->top_widget ;
 204 }
 205
 206 ProcessList *guicontrolflow_get_process_list
 207     (ControlFlowData *control_flow_data)
 208 {
 209     return control_flow_data->process_list ;
 210 }
 211
 212