lttv/modules/gui/resourceview/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., 51 Franklin Street, Fifth Floor, Boston,
  16  * MA 02110-1301, 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 #include <lttvwindow/lttvwindowtraces.h>
  29 #include <lttvwindow/support.h>
  30
  31 #include "cfv.h"
  32 #include "drawing.h"
  33 #include "processlist.h"
  34 #include "eventhooks.h"
  35 #include "lttv_plugin_cfv.h"
  36
  37 extern GSList *g_control_flow_data_list;
  38
  39 static gboolean
  40 header_size_allocate(GtkWidget *widget,
  41                         GtkAllocation *allocation,
  42                         gpointer user_data)
  43 {
  44   Drawing_t *drawing = (Drawing_t*)user_data;
  45
  46   gtk_widget_set_size_request(drawing->ruler, -1, allocation->height);
  47   //gtk_widget_queue_resize(drawing->padding);
  48   //gtk_widget_queue_resize(drawing->ruler);
  49   gtk_container_check_resize(GTK_CONTAINER(drawing->ruler_hbox));
  50   return 0;
  51 }
  52
  53 gboolean cfv_scroll_event(GtkWidget *widget, GdkEventScroll *event,
  54     gpointer data)
  55 {
  56   ControlFlowData *control_flow_data = (ControlFlowData*)data;
  57   unsigned int cell_height =
  58     get_cell_height(
  59         GTK_TREE_VIEW(control_flow_data->process_list->process_list_widget));
  60   gdouble new;
  61
  62   switch(event->direction) {
  63     case GDK_SCROLL_UP:
  64       {
  65         new = gtk_adjustment_get_value(control_flow_data->v_adjust)
  66                                   - cell_height;
  67       }
  68       break;
  69     case GDK_SCROLL_DOWN:
  70       {
  71         new = gtk_adjustment_get_value(control_flow_data->v_adjust)
  72                                   + cell_height;
  73       }
  74       break;
  75     default:
  76       return FALSE;
  77   }
  78   if(new >= control_flow_data->v_adjust->lower &&
  79       new <= control_flow_data->v_adjust->upper
  80           - control_flow_data->v_adjust->page_size)
  81     gtk_adjustment_set_value(control_flow_data->v_adjust, new);
  82   return TRUE;
  83 }
  84
  85
  86 /*****************************************************************************
  87  *                     Control Flow Viewer class implementation              *
  88  *****************************************************************************/
  89 /**
  90  * Control Flow Viewer's constructor
  91  *
  92  * This constructor is given as a parameter to the menuitem and toolbar button
  93  * registration. It creates the drawing widget.
  94  * @param ParentWindow A pointer to the parent window.
  95  * @return The widget created.
  96  */
  97 ControlFlowData *
  98 resourceview(LttvPluginTab *ptab)
  99 {
 100   GtkWidget *process_list_widget, *drawing_widget, *drawing_area;
 101   LttvPluginCFV *plugin_cfv = g_object_new(LTTV_TYPE_PLUGIN_CFV, NULL);
 102   ControlFlowData* control_flow_data = plugin_cfv->cfd;
 103   control_flow_data->ptab = ptab;
 104   control_flow_data->tab = ptab->tab;
 105
 106   control_flow_data->v_adjust =
 107     GTK_ADJUSTMENT(gtk_adjustment_new(  0.0,  /* Value */
 108               0.0,  /* Lower */
 109               0.0,  /* Upper */
 110               0.0,  /* Step inc. */
 111               0.0,  /* Page inc. */
 112               0.0));  /* page size */
 113
 114   /* Create the drawing */
 115   control_flow_data->drawing = drawing_construct(control_flow_data);
 116
 117   drawing_widget =
 118     drawing_get_widget(control_flow_data->drawing);
 119
 120   drawing_area =
 121     drawing_get_drawing_area(control_flow_data->drawing);
 122
 123   control_flow_data->number_of_process = 0;
 124   control_flow_data->background_info_waiting = 0;
 125
 126   /* Create the Process list */
 127   control_flow_data->process_list = processlist_construct();
 128
 129   process_list_widget =
 130     processlist_get_widget(control_flow_data->process_list);
 131
 132   gtk_tree_view_set_vadjustment(GTK_TREE_VIEW(process_list_widget),
 133                                 GTK_ADJUSTMENT(
 134                                    control_flow_data->v_adjust));
 135
 136   g_signal_connect (G_OBJECT(process_list_widget),
 137         "scroll-event",
 138         G_CALLBACK (cfv_scroll_event),
 139         (gpointer)control_flow_data);
 140    g_signal_connect (G_OBJECT(drawing_area),
 141         "scroll-event",
 142         G_CALLBACK (cfv_scroll_event),
 143         (gpointer)control_flow_data);
 144
 145   g_signal_connect (G_OBJECT(control_flow_data->process_list->button),
 146         "size-allocate",
 147         G_CALLBACK(header_size_allocate),
 148         (gpointer)control_flow_data->drawing);
 149 #if 0  /* not ready */
 150   g_signal_connect (
 151        // G_OBJECT(control_flow_data->process_list->process_list_widget),
 152         G_OBJECT(control_flow_data->process_list->list_store),
 153         "row-changed",
 154         G_CALLBACK (tree_row_activated),
 155         (gpointer)control_flow_data);
 156 #endif //0
 157
 158   control_flow_data->hbox = gtk_hbox_new(FALSE, 1);
 159   control_flow_data->toolbar = gtk_toolbar_new();
 160   gtk_toolbar_set_orientation(GTK_TOOLBAR(control_flow_data->toolbar),
 161                               GTK_ORIENTATION_VERTICAL);
 162
 163 //  tmp_toolbar_icon = create_pixmap (main_window_get_widget(tab),
 164 //      "properties.png");
 165 //  gtk_widget_show(tmp_toolbar_icon);
 166 //  control_flow_data->button_prop = gtk_tool_button_new(tmp_toolbar_icon,
 167 //      "Properties");
 168 //  g_signal_connect (G_OBJECT(control_flow_data->button_prop),
 169 //        "clicked",
 170 //        G_CALLBACK (property_button),
 171 //        (gpointer)control_flow_data);
 172 //  gtk_toolbar_insert(GTK_TOOLBAR(control_flow_data->toolbar),
 173 //      control_flow_data->button_prop,
 174 //      1);
 175
 176   gtk_toolbar_set_style(GTK_TOOLBAR(control_flow_data->toolbar),
 177       GTK_TOOLBAR_ICONS);
 178
 179   gtk_box_pack_start(GTK_BOX(control_flow_data->hbox),
 180       control_flow_data->toolbar,
 181       FALSE, FALSE, 0);
 182   control_flow_data->h_paned = gtk_hpaned_new();
 183   control_flow_data->box = gtk_event_box_new();
 184   gtk_box_pack_end(GTK_BOX(control_flow_data->hbox),
 185       control_flow_data->box,
 186       TRUE, TRUE, 0);
 187   control_flow_data->top_widget = control_flow_data->hbox;
 188   plugin_cfv->parent.top_widget = control_flow_data->top_widget;
 189   gtk_container_add(GTK_CONTAINER(control_flow_data->box),
 190                     control_flow_data->h_paned);
 191
 192   gtk_paned_pack1(GTK_PANED(control_flow_data->h_paned),
 193                   process_list_widget, FALSE, TRUE);
 194   gtk_paned_pack2(GTK_PANED(control_flow_data->h_paned),
 195                   drawing_widget, TRUE, TRUE);
 196
 197   gtk_container_set_border_width(GTK_CONTAINER(control_flow_data->box), 1);
 198
 199   /* Set the size of the drawing area */
 200   //drawing_Resize(drawing, h, w);
 201
 202   /* Get trace statistics */
 203   //control_flow_data->Trace_Statistics = get_trace_statistics(Trace);
 204
 205   gtk_widget_show(drawing_widget);
 206   gtk_widget_show(process_list_widget);
 207   gtk_widget_show(control_flow_data->h_paned);
 208   gtk_widget_show(control_flow_data->box);
 209   gtk_widget_show(control_flow_data->toolbar);
 210 //  gtk_widget_show(GTK_WIDGET(control_flow_data->button_prop));
 211   gtk_widget_show(control_flow_data->hbox);
 212
 213   g_object_set_data_full(
 214       G_OBJECT(control_flow_data->top_widget),
 215       "plugin_data",
 216       plugin_cfv,
 217       (GDestroyNotify)guicontrolflow_destructor);
 218
 219   g_object_set_data(
 220       G_OBJECT(drawing_area),
 221       "resourceview_data",
 222       control_flow_data);
 223
 224   g_object_set_data(
 225       G_OBJECT(control_flow_data->process_list->process_list_widget),
 226       "resourceview_data",
 227       control_flow_data);
 228
 229   g_control_flow_data_list = g_slist_append(
 230       g_control_flow_data_list,
 231       plugin_cfv);
 232
 233   control_flow_data->filter = NULL;
 234
 235   //WARNING : The widget must be
 236   //inserted in the main window before the drawing area
 237   //can be configured (and this must happen before sending
 238   //data)
 239
 240   return control_flow_data;
 241
 242 }
 243
 244 /* Destroys widget also */
 245 void
 246 guicontrolflow_destructor_full(gpointer data)
 247 {
 248   LttvPluginCFV *plugin_cfv = (LttvPluginCFV*)data;
 249   g_info("CFV.c : guicontrolflow_destructor_full, %p", plugin_cfv);
 250   /* May already have been done by GTK window closing */
 251   if(GTK_IS_WIDGET(guicontrolflow_get_widget(plugin_cfv->cfd)))
 252     gtk_widget_destroy(guicontrolflow_get_widget(plugin_cfv->cfd));
 253   //control_flow_data->mw = NULL;
 254   //FIXME guicontrolflow_destructor(control_flow_data);
 255 }
 256
 257 /* When this destructor is called, the widgets are already disconnected */
 258 void
 259 guicontrolflow_destructor(gpointer data)
 260 {
 261   LttvPluginCFV *plugin_cfv = (LttvPluginCFV*)data;
 262   Tab *tab = plugin_cfv->cfd->tab;
 263   ControlFlowData *control_flow_data = plugin_cfv->cfd;
 264
 265   g_info("CFV.c : guicontrolflow_destructor, %p", plugin_cfv);
 266   g_info("%p, %p, %p", update_time_window_hook, plugin_cfv, tab);
 267   if(GTK_IS_WIDGET(guicontrolflow_get_widget(plugin_cfv->cfd)))
 268     g_info("widget still exists");
 269 #ifdef BABEL_CLEANUP
 270   lttv_filter_destroy(plugin_cfv->cfd->filter);
 271 #endif //babel_cleanup
 272   /* Process List is removed with it's widget */
 273   //ProcessList_destroy(control_flow_data->process_list);
 274   if(tab != NULL)
 275   {
 276       /* Delete reading hooks */
 277     lttvwindow_unregister_traceset_notify(tab,
 278         traceset_notify,
 279         control_flow_data);
 280
 281     lttvwindow_unregister_time_window_notify(tab,
 282         update_time_window_hook,
 283         control_flow_data);
 284
 285     lttvwindow_unregister_current_time_notify(tab,
 286         update_current_time_hook,
 287         control_flow_data);
 288
 289     lttvwindow_unregister_redraw_notify(tab, redraw_notify, control_flow_data);
 290     lttvwindow_unregister_continue_notify(tab,
 291                                           continue_notify,
 292                                           control_flow_data);
 293
 294     lttvwindow_events_request_remove_all(control_flow_data->tab,
 295                                          control_flow_data);
 296
 297   }
 298   lttvwindowtraces_background_notify_remove(control_flow_data);
 299   g_control_flow_data_list =
 300          g_slist_remove(g_control_flow_data_list, control_flow_data);
 301
 302   g_info("CFV.c : guicontrolflow_destructor end, %p", control_flow_data);
 303   //g_free(control_flow_data);
 304   g_object_unref(plugin_cfv);
 305 }
 306
 307