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 #ifdef HAVE_CONFIG_H
  20 #include <config.h>
  21 #endif
  22
  23 #include <glib.h>
  24 #include <gtk/gtk.h>
  25 #include <gdk/gdk.h>
  26 #include <lttv/lttv.h>
  27 #include <lttvwindow/lttvwindow.h>
  28
  29 #include "cfv.h"
  30 #include "drawing.h"
  31 #include "processlist.h"
  32 #include "eventhooks.h"
  33
  34 extern GSList *g_control_flow_data_list;
  35
  36 static gboolean
  37 header_size_allocate(GtkWidget *widget,
  38                         GtkAllocation *allocation,
  39                         gpointer user_data)
  40 {
  41   Drawing_t *drawing = (Drawing_t*)user_data;
  42
  43   gtk_widget_set_size_request(drawing->ruler, -1, allocation->height);
  44   //gtk_widget_queue_resize(drawing->padding);
  45   //gtk_widget_queue_resize(drawing->ruler);
  46   gtk_container_check_resize(GTK_CONTAINER(drawing->ruler_hbox));
  47   return 0;
  48 }
  49
  50
  51
  52 /*****************************************************************************
  53  *                     Control Flow Viewer class implementation              *
  54  *****************************************************************************/
  55 /**
  56  * Control Flow Viewer's constructor
  57  *
  58  * This constructor is given as a parameter to the menuitem and toolbar button
  59  * registration. It creates the drawing widget.
  60  * @param ParentWindow A pointer to the parent window.
  61  * @return The widget created.
  62  */
  63 ControlFlowData *
  64 guicontrolflow(void)
  65 {
  66   GtkWidget *process_list_widget, *drawing_widget, *drawing_area;
  67
  68   ControlFlowData* control_flow_data = g_new(ControlFlowData,1) ;
  69
  70   control_flow_data->v_adjust =
  71     GTK_ADJUSTMENT(gtk_adjustment_new(  0.0,  /* Value */
  72               0.0,  /* Lower */
  73               0.0,  /* Upper */
  74               0.0,  /* Step inc. */
  75               0.0,  /* Page inc. */
  76               0.0));  /* page size */
  77
  78   /* Create the drawing */
  79   control_flow_data->drawing = drawing_construct(control_flow_data);
  80
  81   drawing_widget =
  82     drawing_get_widget(control_flow_data->drawing);
  83
  84   drawing_area =
  85     drawing_get_drawing_area(control_flow_data->drawing);
  86
  87   control_flow_data->number_of_process = 0;
  88   control_flow_data->background_info_waiting = 0;
  89
  90   /* Create the Process list */
  91   control_flow_data->process_list = processlist_construct();
  92
  93   process_list_widget =
  94     processlist_get_widget(control_flow_data->process_list);
  95
  96   gtk_tree_view_set_vadjustment(GTK_TREE_VIEW(process_list_widget),
  97                                 GTK_ADJUSTMENT(
  98                                    control_flow_data->v_adjust));
  99
 100   g_signal_connect (G_OBJECT(control_flow_data->process_list->button),
 101         "size-allocate",
 102         G_CALLBACK(header_size_allocate),
 103         (gpointer)control_flow_data->drawing);
 104 #if 0  /* not ready */
 105   g_signal_connect (
 106        // G_OBJECT(control_flow_data->process_list->process_list_widget),
 107         G_OBJECT(control_flow_data->process_list->list_store),
 108         "row-changed",
 109         G_CALLBACK (tree_row_activated),
 110         (gpointer)control_flow_data);
 111 #endif //0
 112
 113   control_flow_data->h_paned = gtk_hpaned_new();
 114   control_flow_data->box = gtk_event_box_new();
 115   control_flow_data->top_widget = control_flow_data->box;
 116   gtk_container_add(GTK_CONTAINER(control_flow_data->box),
 117                     control_flow_data->h_paned);
 118
 119   gtk_paned_pack1(GTK_PANED(control_flow_data->h_paned),
 120                   process_list_widget, FALSE, TRUE);
 121   gtk_paned_pack2(GTK_PANED(control_flow_data->h_paned),
 122                   drawing_widget, TRUE, TRUE);
 123
 124   /* Set the size of the drawing area */
 125   //drawing_Resize(drawing, h, w);
 126
 127   /* Get trace statistics */
 128   //control_flow_data->Trace_Statistics = get_trace_statistics(Trace);
 129
 130   gtk_widget_show(drawing_widget);
 131   gtk_widget_show(process_list_widget);
 132   gtk_widget_show(control_flow_data->h_paned);
 133   gtk_widget_show(control_flow_data->box);
 134
 135   g_object_set_data_full(
 136       G_OBJECT(control_flow_data->top_widget),
 137       "control_flow_data",
 138       control_flow_data,
 139       (GDestroyNotify)guicontrolflow_destructor);
 140
 141   g_object_set_data(
 142       G_OBJECT(drawing_area),
 143       "control_flow_data",
 144       control_flow_data);
 145
 146   g_control_flow_data_list = g_slist_append(
 147       g_control_flow_data_list,
 148       control_flow_data);
 149
 150   //WARNING : The widget must be
 151   //inserted in the main window before the drawing area
 152   //can be configured (and this must happend bedore sending
 153   //data)
 154
 155
 156   return control_flow_data;
 157
 158 }
 159
 160 /* Destroys widget also */
 161 void
 162 guicontrolflow_destructor_full(ControlFlowData *control_flow_data)
 163 {
 164   g_info("CFV.c : guicontrolflow_destructor_full, %p", control_flow_data);
 165   /* May already have been done by GTK window closing */
 166   if(GTK_IS_WIDGET(guicontrolflow_get_widget(control_flow_data)))
 167     gtk_widget_destroy(guicontrolflow_get_widget(control_flow_data));
 168   //control_flow_data->mw = NULL;
 169   //FIXME guicontrolflow_destructor(control_flow_data);
 170 }
 171
 172 /* When this destructor is called, the widgets are already disconnected */
 173 void
 174 guicontrolflow_destructor(ControlFlowData *control_flow_data)
 175 {
 176   Tab *tab = control_flow_data->tab;
 177
 178   g_info("CFV.c : guicontrolflow_destructor, %p", control_flow_data);
 179   g_info("%p, %p, %p", update_time_window_hook, control_flow_data, tab);
 180   if(GTK_IS_WIDGET(guicontrolflow_get_widget(control_flow_data)))
 181     g_info("widget still exists");
 182
 183   /* Process List is removed with it's widget */
 184   //ProcessList_destroy(control_flow_data->process_list);
 185   if(tab != NULL)
 186   {
 187       /* Delete reading hooks */
 188     lttvwindow_unregister_traceset_notify(tab,
 189         traceset_notify,
 190         control_flow_data);
 191
 192     lttvwindow_unregister_time_window_notify(tab,
 193         update_time_window_hook,
 194         control_flow_data);
 195
 196     lttvwindow_unregister_current_time_notify(tab,
 197         update_current_time_hook,
 198         control_flow_data);
 199
 200     lttvwindow_unregister_redraw_notify(tab, redraw_notify, control_flow_data);
 201     lttvwindow_unregister_continue_notify(tab,
 202                                           continue_notify,
 203                                           control_flow_data);
 204
 205     lttvwindow_events_request_remove_all(control_flow_data->tab,
 206                                          control_flow_data);
 207
 208   }
 209   lttvwindowtraces_background_notify_remove(control_flow_data);
 210   g_control_flow_data_list =
 211          g_slist_remove(g_control_flow_data_list,control_flow_data);
 212
 213   g_info("CFV.c : guicontrolflow_destructor end, %p", control_flow_data);
 214   g_free(control_flow_data);
 215
 216 }
 217
 218