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 }
  37
  38
  39 /*****************************************************************************
  40  *                     Control Flow Viewer class implementation              *
  41  *****************************************************************************/
  42 /**
  43  * Control Flow Viewer's constructor
  44  *
  45  * This constructor is given as a parameter to the menuitem and toolbar button
  46  * registration. It creates the drawing widget.
  47  * @param ParentWindow A pointer to the parent window.
  48  * @return The widget created.
  49  */
  50 ControlFlowData *
  51 guicontrolflow(void)
  52 {
  53   GtkWidget *process_list_widget, *drawing_widget, *drawing_area;
  54
  55   ControlFlowData* control_flow_data = g_new(ControlFlowData,1) ;
  56
  57   /* Create the drawing */
  58   control_flow_data->drawing = drawing_construct(control_flow_data);
  59
  60   drawing_widget =
  61     drawing_get_widget(control_flow_data->drawing);
  62
  63   drawing_area =
  64     drawing_get_drawing_area(control_flow_data->drawing);
  65
  66   control_flow_data->number_of_process = 0;
  67
  68   /* Create the Process list */
  69   control_flow_data->process_list = processlist_construct();
  70
  71   process_list_widget =
  72     processlist_get_widget(control_flow_data->process_list);
  73
  74   //control_flow_data->Inside_HBox_V = gtk_hbox_new(0, 0);
  75   control_flow_data->h_paned = gtk_hpaned_new();
  76
  77   gtk_paned_pack1(GTK_PANED(control_flow_data->h_paned), process_list_widget, FALSE, TRUE);
  78   gtk_paned_pack2(GTK_PANED(control_flow_data->h_paned), drawing_widget, TRUE, TRUE);
  79
  80   control_flow_data->v_adjust =
  81     GTK_ADJUSTMENT(gtk_adjustment_new(  0.0,  /* Value */
  82               0.0,  /* Lower */
  83               0.0,  /* Upper */
  84               0.0,  /* Step inc. */
  85               0.0,  /* Page inc. */
  86               0.0));  /* page size */
  87
  88   control_flow_data->scrolled_window =
  89       gtk_scrolled_window_new (NULL,
  90       control_flow_data->v_adjust);
  91
  92   gtk_scrolled_window_set_policy(
  93     GTK_SCROLLED_WINDOW(control_flow_data->scrolled_window) ,
  94     GTK_POLICY_NEVER,
  95     GTK_POLICY_AUTOMATIC);
  96
  97   gtk_scrolled_window_add_with_viewport(
  98     GTK_SCROLLED_WINDOW(control_flow_data->scrolled_window),
  99     control_flow_data->h_paned);
 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->scrolled_window);
 111
 112   g_object_set_data_full(
 113       G_OBJECT(control_flow_data->scrolled_window),
 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_CALLBACK (control_flow_grab_focus),
 134         control_flow_data);
 135
 136
 137   return control_flow_data;
 138
 139 }
 140
 141 /* Destroys widget also */
 142 void
 143 guicontrolflow_destructor_full(ControlFlowData *control_flow_data)
 144 {
 145   g_info("CFV.c : guicontrolflow_destructor_full, %p", control_flow_data);
 146   /* May already have been done by GTK window closing */
 147   if(GTK_IS_WIDGET(guicontrolflow_get_widget(control_flow_data)))
 148     gtk_widget_destroy(guicontrolflow_get_widget(control_flow_data));
 149   //control_flow_data->mw = NULL;
 150   //FIXME guicontrolflow_destructor(control_flow_data);
 151 }
 152
 153 /* When this destructor is called, the widgets are already disconnected */
 154 void
 155 guicontrolflow_destructor(ControlFlowData *control_flow_data)
 156 {
 157   guint index;
 158   Tab *tab = control_flow_data->tab;
 159
 160   g_info("CFV.c : guicontrolflow_destructor, %p", control_flow_data);
 161   g_info("%p, %p, %p", update_time_window_hook, control_flow_data, tab);
 162   if(GTK_IS_WIDGET(guicontrolflow_get_widget(control_flow_data)))
 163     g_info("widget still exists");
 164
 165   /* Process List is removed with it's widget */
 166   //ProcessList_destroy(control_flow_data->process_list);
 167   if(tab != NULL)
 168   {
 169       /* Delete reading hooks */
 170     lttvwindow_unregister_time_window_notify(tab,
 171         update_time_window_hook,
 172         control_flow_data);
 173
 174     lttvwindow_unregister_current_time_notify(tab,
 175         update_current_time_hook,
 176         control_flow_data);
 177
 178     lttvwindow_unregister_redraw_notify(tab, redraw_notify, control_flow_data);
 179     lttvwindow_unregister_continue_notify(tab,
 180                                           continue_notify,
 181                                           control_flow_data);
 182
 183     lttvwindow_events_request_remove_all(control_flow_data->tab,
 184                                          control_flow_data);
 185   }
 186   g_control_flow_data_list =
 187          g_slist_remove(g_control_flow_data_list,control_flow_data);
 188
 189   g_info("CFV.c : guicontrolflow_destructor end, %p", control_flow_data);
 190   g_free(control_flow_data);
 191
 192 }
 193
 194 GtkWidget *guicontrolflow_get_widget(ControlFlowData *control_flow_data)
 195 {
 196   return control_flow_data->scrolled_window ;
 197 }
 198
 199 ProcessList *guicontrolflow_get_process_list
 200     (ControlFlowData *control_flow_data)
 201 {
 202     return control_flow_data->process_list ;
 203 }
 204
 205