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 <lttv/lttv.h>
  28
  29 extern GSList *g_control_flow_data_list;
  30
  31 static gboolean
  32 header_size_allocate(GtkWidget *widget,
  33                         GtkAllocation *allocation,
  34                         gpointer user_data)
  35 {
  36   Drawing_t *drawing = (Drawing_t*)user_data;
  37
  38   gtk_widget_set_size_request(drawing->ruler, -1, allocation->height);
  39   //gtk_widget_queue_resize(drawing->padding);
  40   //gtk_widget_queue_resize(drawing->ruler);
  41   gtk_container_check_resize(GTK_CONTAINER(drawing->ruler_hbox));
  42   return 0;
  43 }
  44
  45
  46
  47 /*****************************************************************************
  48  *                     Control Flow Viewer class implementation              *
  49  *****************************************************************************/
  50 /**
  51  * Control Flow Viewer's constructor
  52  *
  53  * This constructor is given as a parameter to the menuitem and toolbar button
  54  * registration. It creates the drawing widget.
  55  * @param ParentWindow A pointer to the parent window.
  56  * @return The widget created.
  57  */
  58 ControlFlowData *
  59 guicontrolflow(void)
  60 {
  61   GtkWidget *process_list_widget, *drawing_widget, *drawing_area;
  62
  63   ControlFlowData* control_flow_data = g_new(ControlFlowData,1) ;
  64
  65   control_flow_data->v_adjust =
  66     GTK_ADJUSTMENT(gtk_adjustment_new(  0.0,  /* Value */
  67               0.0,  /* Lower */
  68               0.0,  /* Upper */
  69               0.0,  /* Step inc. */
  70               0.0,  /* Page inc. */
  71               0.0));  /* page size */
  72
  73   /* Create the drawing */
  74   control_flow_data->drawing = drawing_construct(control_flow_data);
  75
  76   drawing_widget =
  77     drawing_get_widget(control_flow_data->drawing);
  78
  79   drawing_area =
  80     drawing_get_drawing_area(control_flow_data->drawing);
  81
  82   control_flow_data->number_of_process = 0;
  83   control_flow_data->background_info_waiting = 0;
  84
  85   /* Create the Process list */
  86   control_flow_data->process_list = processlist_construct();
  87
  88   process_list_widget =
  89     processlist_get_widget(control_flow_data->process_list);
  90
  91   gtk_tree_view_set_vadjustment(GTK_TREE_VIEW(process_list_widget),
  92                                 GTK_ADJUSTMENT(
  93                                    control_flow_data->v_adjust));
  94
  95   g_signal_connect (G_OBJECT(control_flow_data->process_list->button),
  96         "size-allocate",
  97         G_CALLBACK(header_size_allocate),
  98         (gpointer)control_flow_data->drawing);
  99 #if 0  /* not ready */
 100   g_signal_connect (
 101        // G_OBJECT(control_flow_data->process_list->process_list_widget),
 102         G_OBJECT(control_flow_data->process_list->list_store),
 103         "row-changed",
 104         G_CALLBACK (tree_row_activated),
 105         (gpointer)control_flow_data);
 106 #endif //0
 107
 108   control_flow_data->h_paned = gtk_hpaned_new();
 109   control_flow_data->box = gtk_event_box_new();
 110   control_flow_data->top_widget = control_flow_data->box;
 111   gtk_container_add(GTK_CONTAINER(control_flow_data->box),
 112                     control_flow_data->h_paned);
 113
 114   gtk_paned_pack1(GTK_PANED(control_flow_data->h_paned),
 115                   process_list_widget, FALSE, TRUE);
 116   gtk_paned_pack2(GTK_PANED(control_flow_data->h_paned),
 117                   drawing_widget, TRUE, TRUE);
 118
 119   /* Set the size of the drawing area */
 120   //drawing_Resize(drawing, h, w);
 121
 122   /* Get trace statistics */
 123   //control_flow_data->Trace_Statistics = get_trace_statistics(Trace);
 124
 125   gtk_widget_show(drawing_widget);
 126   gtk_widget_show(process_list_widget);
 127   gtk_widget_show(control_flow_data->h_paned);
 128   gtk_widget_show(control_flow_data->box);
 129
 130   g_object_set_data_full(
 131       G_OBJECT(control_flow_data->top_widget),
 132       "control_flow_data",
 133       control_flow_data,
 134       (GDestroyNotify)guicontrolflow_destructor);
 135
 136   g_object_set_data(
 137       G_OBJECT(drawing_area),
 138       "control_flow_data",
 139       control_flow_data);
 140
 141   g_control_flow_data_list = g_slist_append(
 142       g_control_flow_data_list,
 143       control_flow_data);
 144
 145   //WARNING : The widget must be
 146   //inserted in the main window before the drawing area
 147   //can be configured (and this must happend bedore sending
 148   //data)
 149
 150
 151   return control_flow_data;
 152
 153 }
 154
 155 /* Destroys widget also */
 156 void
 157 guicontrolflow_destructor_full(ControlFlowData *control_flow_data)
 158 {
 159   g_info("CFV.c : guicontrolflow_destructor_full, %p", control_flow_data);
 160   /* May already have been done by GTK window closing */
 161   if(GTK_IS_WIDGET(guicontrolflow_get_widget(control_flow_data)))
 162     gtk_widget_destroy(guicontrolflow_get_widget(control_flow_data));
 163   //control_flow_data->mw = NULL;
 164   //FIXME guicontrolflow_destructor(control_flow_data);
 165 }
 166
 167 /* When this destructor is called, the widgets are already disconnected */
 168 void
 169 guicontrolflow_destructor(ControlFlowData *control_flow_data)
 170 {
 171   Tab *tab = control_flow_data->tab;
 172
 173   g_info("CFV.c : guicontrolflow_destructor, %p", control_flow_data);
 174   g_info("%p, %p, %p", update_time_window_hook, control_flow_data, tab);
 175   if(GTK_IS_WIDGET(guicontrolflow_get_widget(control_flow_data)))
 176     g_info("widget still exists");
 177
 178   /* Process List is removed with it's widget */
 179   //ProcessList_destroy(control_flow_data->process_list);
 180   if(tab != NULL)
 181   {
 182       /* Delete reading hooks */
 183     lttvwindow_unregister_traceset_notify(tab,
 184         traceset_notify,
 185         control_flow_data);
 186
 187     lttvwindow_unregister_time_window_notify(tab,
 188         update_time_window_hook,
 189         control_flow_data);
 190
 191     lttvwindow_unregister_current_time_notify(tab,
 192         update_current_time_hook,
 193         control_flow_data);
 194
 195     lttvwindow_unregister_redraw_notify(tab, redraw_notify, control_flow_data);
 196     lttvwindow_unregister_continue_notify(tab,
 197                                           continue_notify,
 198                                           control_flow_data);
 199
 200     lttvwindow_events_request_remove_all(control_flow_data->tab,
 201                                          control_flow_data);
 202
 203   }
 204   lttvwindowtraces_background_notify_remove(control_flow_data);
 205   g_control_flow_data_list =
 206          g_slist_remove(g_control_flow_data_list,control_flow_data);
 207
 208   g_info("CFV.c : guicontrolflow_destructor end, %p", control_flow_data);
 209   g_free(control_flow_data);
 210
 211 }
 212
 213