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 static gboolean
  43 header_size_allocate(GtkWidget *widget,
  44                         GtkAllocation *allocation,
  45                         gpointer user_data)
  46 {
  47   Drawing_t *drawing = (Drawing_t*)user_data;
  48
  49   gtk_widget_set_size_request(drawing->ruler, -1, allocation->height);
  50   //gtk_widget_queue_resize(drawing->padding);
  51   //gtk_widget_queue_resize(drawing->ruler);
  52   gtk_container_check_resize(GTK_CONTAINER(drawing->ruler_hbox));
  53   return 0;
  54 }
  55
  56
  57
  58 /*****************************************************************************
  59  *                     Control Flow Viewer class implementation              *
  60  *****************************************************************************/
  61 /**
  62  * Control Flow Viewer's constructor
  63  *
  64  * This constructor is given as a parameter to the menuitem and toolbar button
  65  * registration. It creates the drawing widget.
  66  * @param ParentWindow A pointer to the parent window.
  67  * @return The widget created.
  68  */
  69 ControlFlowData *
  70 guicontrolflow(void)
  71 {
  72   GtkWidget *process_list_widget, *drawing_widget, *drawing_area;
  73
  74   ControlFlowData* control_flow_data = g_new(ControlFlowData,1) ;
  75
  76   control_flow_data->v_adjust =
  77     GTK_ADJUSTMENT(gtk_adjustment_new(  0.0,  /* Value */
  78               0.0,  /* Lower */
  79               0.0,  /* Upper */
  80               0.0,  /* Step inc. */
  81               0.0,  /* Page inc. */
  82               0.0));  /* page size */
  83
  84   /* Create the drawing */
  85   control_flow_data->drawing = drawing_construct(control_flow_data);
  86
  87   drawing_widget =
  88     drawing_get_widget(control_flow_data->drawing);
  89
  90   drawing_area =
  91     drawing_get_drawing_area(control_flow_data->drawing);
  92
  93   control_flow_data->number_of_process = 0;
  94   control_flow_data->background_info_waiting = 0;
  95
  96   /* Create the Process list */
  97   control_flow_data->process_list = processlist_construct();
  98
  99   process_list_widget =
 100     processlist_get_widget(control_flow_data->process_list);
 101
 102   gtk_tree_view_set_vadjustment(GTK_TREE_VIEW(process_list_widget),
 103                                 GTK_ADJUSTMENT(
 104                                    control_flow_data->v_adjust));
 105
 106   g_signal_connect (G_OBJECT(control_flow_data->process_list->button),
 107         "size-allocate",
 108         G_CALLBACK(header_size_allocate),
 109         (gpointer)control_flow_data->drawing);
 110
 111
 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   //g_signal_connect (G_OBJECT (process_list_widget), "grab-focus",
 156   //g_signal_connect (G_OBJECT (control_flow_data->scrolled_window),
 157   //      "button-press-event",
 158   //      G_CALLBACK (control_flow_grab_focus),
 159   //      control_flow_data);
 160
 161   return control_flow_data;
 162
 163 }
 164
 165 /* Destroys widget also */
 166 void
 167 guicontrolflow_destructor_full(ControlFlowData *control_flow_data)
 168 {
 169   g_info("CFV.c : guicontrolflow_destructor_full, %p", control_flow_data);
 170   /* May already have been done by GTK window closing */
 171   if(GTK_IS_WIDGET(guicontrolflow_get_widget(control_flow_data)))
 172     gtk_widget_destroy(guicontrolflow_get_widget(control_flow_data));
 173   //control_flow_data->mw = NULL;
 174   //FIXME guicontrolflow_destructor(control_flow_data);
 175 }
 176
 177 /* When this destructor is called, the widgets are already disconnected */
 178 void
 179 guicontrolflow_destructor(ControlFlowData *control_flow_data)
 180 {
 181   Tab *tab = control_flow_data->tab;
 182
 183   g_info("CFV.c : guicontrolflow_destructor, %p", control_flow_data);
 184   g_info("%p, %p, %p", update_time_window_hook, control_flow_data, tab);
 185   if(GTK_IS_WIDGET(guicontrolflow_get_widget(control_flow_data)))
 186     g_info("widget still exists");
 187
 188   /* Process List is removed with it's widget */
 189   //ProcessList_destroy(control_flow_data->process_list);
 190   if(tab != NULL)
 191   {
 192       /* Delete reading hooks */
 193     lttvwindow_unregister_traceset_notify(tab,
 194         traceset_notify,
 195         control_flow_data);
 196
 197     lttvwindow_unregister_time_window_notify(tab,
 198         update_time_window_hook,
 199         control_flow_data);
 200
 201     lttvwindow_unregister_current_time_notify(tab,
 202         update_current_time_hook,
 203         control_flow_data);
 204
 205     lttvwindow_unregister_redraw_notify(tab, redraw_notify, control_flow_data);
 206     lttvwindow_unregister_continue_notify(tab,
 207                                           continue_notify,
 208                                           control_flow_data);
 209
 210     lttvwindow_events_request_remove_all(control_flow_data->tab,
 211                                          control_flow_data);
 212
 213   }
 214   lttvwindowtraces_background_notify_remove(control_flow_data);
 215   g_control_flow_data_list =
 216          g_slist_remove(g_control_flow_data_list,control_flow_data);
 217
 218   g_info("CFV.c : guicontrolflow_destructor end, %p", control_flow_data);
 219   g_free(control_flow_data);
 220
 221 }
 222
 223 GtkWidget *guicontrolflow_get_widget(ControlFlowData *control_flow_data)
 224 {
 225   return control_flow_data->top_widget ;
 226 }
 227
 228 ProcessList *guicontrolflow_get_process_list
 229     (ControlFlowData *control_flow_data)
 230 {
 231     return control_flow_data->process_list ;
 232 }
 233
 234