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 <glib/gprintf.h>
  25 #include <gtk/gtk.h>
  26 #include <gdk/gdk.h>
  27 #include <lttv/lttv.h>
  28 #include <lttvwindow/lttvwindow.h>
  29 #include <lttvwindow/lttvwindowtraces.h>
  30 #include <lttvwindow/support.h>
  31
  32 #include "cfv.h"
  33 #include "drawing.h"
  34 #include "processlist.h"
  35 #include "eventhooks.h"
  36 #include "lttv_plugin_cfv.h"
  37
  38 extern GSList *g_control_flow_data_list;
  39
  40 static gboolean
  41 header_size_allocate(GtkWidget *widget,
  42                         GtkAllocation *allocation,
  43                         gpointer user_data)
  44 {
  45   Drawing_t *drawing = (Drawing_t*)user_data;
  46
  47   gtk_widget_set_size_request(drawing->ruler, -1, allocation->height);
  48   //gtk_widget_queue_resize(drawing->padding);
  49   //gtk_widget_queue_resize(drawing->ruler);
  50   gtk_container_check_resize(GTK_CONTAINER(drawing->ruler_hbox));
  51   return 0;
  52 }
  53
  54 gboolean cfv_scroll_event(GtkWidget *widget, GdkEventScroll *event,
  55     gpointer data)
  56 {
  57   ControlFlowData *control_flow_data = (ControlFlowData*)data;
  58   unsigned int cell_height =
  59     get_cell_height(
  60         GTK_TREE_VIEW(control_flow_data->process_list->process_list_widget));
  61   gdouble new;
  62
  63   switch(event->direction) {
  64     case GDK_SCROLL_UP:
  65       {
  66         new = gtk_adjustment_get_value(control_flow_data->v_adjust)
  67                                   - cell_height;
  68       }
  69       break;
  70     case GDK_SCROLL_DOWN:
  71       {
  72         new = gtk_adjustment_get_value(control_flow_data->v_adjust)
  73                                   + cell_height;
  74       }
  75       break;
  76     default:
  77       return FALSE;
  78   }
  79   if(new >= control_flow_data->v_adjust->lower &&
  80       new <= control_flow_data->v_adjust->upper
  81           - control_flow_data->v_adjust->page_size)
  82     gtk_adjustment_set_value(control_flow_data->v_adjust, new);
  83   return TRUE;
  84 }
  85
  86
  87 /* Toolbar callbacks */
  88 static void        property_button      (GtkToolButton *toolbutton,
  89                                           gpointer       user_data)
  90 {
  91   g_printf("CFV Property button clicked\n");
  92
  93 }
  94
  95 /* Toolbar callbacks */
  96 static void        filter_button      (GtkToolButton *toolbutton,
  97                                           gpointer       user_data)
  98 {
  99   LttvPluginCFV *plugin_cfv = (LttvPluginCFV*)user_data;
 100   LttvAttribute *attribute;
 101   LttvAttributeValue value;
 102   gboolean ret;
 103   g_printf("Filter button clicked\n");
 104
 105   attribute = LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(
 106         LTTV_IATTRIBUTE(lttv_global_attributes()),
 107         LTTV_VIEWER_CONSTRUCTORS));
 108   g_assert(attribute);
 109
 110   ret = lttv_iattribute_find_by_path(LTTV_IATTRIBUTE(attribute),
 111       "guifilter", LTTV_POINTER, &value);
 112   g_assert(ret);
 113   lttvwindow_viewer_constructor constructor =
 114     (lttvwindow_viewer_constructor)*(value.v_pointer);
 115   if(constructor) constructor(&plugin_cfv->parent);
 116   else g_warning("Filter module not loaded.");
 117
 118   //FIXME : viewer returned.
 119 }
 120
 121 static void legend_button(GtkToolButton *toolbutton, gpointer user_data)
 122 {
 123   GtkWindow *legend = GTK_WINDOW(gtk_window_new(GTK_WINDOW_TOPLEVEL));
 124
 125   gtk_window_set_title(legend, "Control Flow View Legend");
 126
 127   GtkWidget *pixmap = create_pixmap(GTK_WIDGET(legend), "controlflow-legend.png");
 128
 129   gtk_container_add(GTK_CONTAINER(legend), GTK_WIDGET(pixmap));
 130
 131   gtk_widget_show(GTK_WIDGET(pixmap));
 132   gtk_widget_show(GTK_WIDGET(legend));
 133 }
 134
 135
 136
 137 /*****************************************************************************
 138  *                     Control Flow Viewer class implementation              *
 139  *****************************************************************************/
 140 /**
 141  * Control Flow Viewer's constructor
 142  *
 143  * This constructor is given as a parameter to the menuitem and toolbar button
 144  * registration. It creates the drawing widget.
 145  * @param ParentWindow A pointer to the parent window.
 146  * @return The widget created.
 147  */
 148 ControlFlowData *
 149 guicontrolflow(LttvPluginTab *ptab)
 150 {
 151   Tab *tab = ptab->tab;
 152   GtkWidget *tmp_toolbar_icon;
 153   GtkWidget *process_list_widget, *drawing_widget, *drawing_area;
 154   //ControlFlowData* control_flow_data = g_new(ControlFlowData,1) ;
 155   LttvPluginCFV *plugin_cfv = g_object_new(LTTV_TYPE_PLUGIN_CFV, NULL);
 156   GtkTooltips *tooltips = gtk_tooltips_new();
 157   ControlFlowData* control_flow_data = plugin_cfv->cfd;
 158   control_flow_data->ptab = ptab;
 159   control_flow_data->tab = ptab->tab;
 160
 161   control_flow_data->v_adjust =
 162     GTK_ADJUSTMENT(gtk_adjustment_new(  0.0,  /* Value */
 163               0.0,  /* Lower */
 164               0.0,  /* Upper */
 165               0.0,  /* Step inc. */
 166               0.0,  /* Page inc. */
 167               0.0));  /* page size */
 168
 169   /* Create the drawing */
 170   control_flow_data->drawing = drawing_construct(control_flow_data);
 171
 172   drawing_widget =
 173     drawing_get_widget(control_flow_data->drawing);
 174
 175   drawing_area =
 176     drawing_get_drawing_area(control_flow_data->drawing);
 177
 178   control_flow_data->number_of_process = 0;
 179   control_flow_data->background_info_waiting = 0;
 180
 181   /* Create the Process list */
 182   control_flow_data->process_list = processlist_construct();
 183
 184   process_list_widget =
 185     processlist_get_widget(control_flow_data->process_list);
 186
 187   gtk_tree_view_set_vadjustment(GTK_TREE_VIEW(process_list_widget),
 188                                 GTK_ADJUSTMENT(
 189                                    control_flow_data->v_adjust));
 190
 191   g_signal_connect (G_OBJECT(process_list_widget),
 192         "scroll-event",
 193         G_CALLBACK (cfv_scroll_event),
 194         (gpointer)control_flow_data);
 195    g_signal_connect (G_OBJECT(drawing_area),
 196         "scroll-event",
 197         G_CALLBACK (cfv_scroll_event),
 198         (gpointer)control_flow_data);
 199
 200   g_signal_connect (G_OBJECT(control_flow_data->process_list->button),
 201         "size-allocate",
 202         G_CALLBACK(header_size_allocate),
 203         (gpointer)control_flow_data->drawing);
 204 #if 0  /* not ready */
 205   g_signal_connect (
 206        // G_OBJECT(control_flow_data->process_list->process_list_widget),
 207         G_OBJECT(control_flow_data->process_list->list_store),
 208         "row-changed",
 209         G_CALLBACK (tree_row_activated),
 210         (gpointer)control_flow_data);
 211 #endif //0
 212
 213   control_flow_data->hbox = gtk_hbox_new(FALSE, 1);
 214   control_flow_data->toolbar = gtk_toolbar_new();
 215   gtk_toolbar_set_orientation(GTK_TOOLBAR(control_flow_data->toolbar),
 216                               GTK_ORIENTATION_VERTICAL);
 217
 218   tmp_toolbar_icon = create_pixmap (main_window_get_widget(tab),
 219       "guifilter16x16.png");
 220   gtk_widget_show(tmp_toolbar_icon);
 221   control_flow_data->button_filter = gtk_tool_button_new(tmp_toolbar_icon,
 222       "Filter");
 223   g_signal_connect (G_OBJECT(control_flow_data->button_filter),
 224         "clicked",
 225         G_CALLBACK (filter_button),
 226         (gpointer)plugin_cfv);
 227   gtk_toolbar_insert(GTK_TOOLBAR(control_flow_data->toolbar),
 228       control_flow_data->button_filter,
 229       0);
 230   gtk_tool_item_set_tooltip(GTK_TOOL_ITEM(control_flow_data->button_filter),
 231       tooltips, "Open the filter window", NULL);
 232
 233   tmp_toolbar_icon = create_pixmap (main_window_get_widget(tab),
 234       "properties.png");
 235   gtk_widget_show(tmp_toolbar_icon);
 236   control_flow_data->button_prop = gtk_tool_button_new(tmp_toolbar_icon,
 237       "Properties");
 238   g_signal_connect (G_OBJECT(control_flow_data->button_prop),
 239         "clicked",
 240         G_CALLBACK (property_button),
 241         (gpointer)control_flow_data);
 242   gtk_toolbar_insert(GTK_TOOLBAR(control_flow_data->toolbar),
 243       control_flow_data->button_prop,
 244       1);
 245
 246   tmp_toolbar_icon = create_pixmap (main_window_get_widget(tab),
 247       "qmark.png");
 248   gtk_widget_show(tmp_toolbar_icon);
 249   control_flow_data->button_legend = gtk_tool_button_new(tmp_toolbar_icon,
 250       "Legend");
 251   g_signal_connect (G_OBJECT(control_flow_data->button_legend),
 252         "clicked",
 253         G_CALLBACK (legend_button),
 254         (gpointer)plugin_cfv);
 255   gtk_toolbar_insert(GTK_TOOLBAR(control_flow_data->toolbar),
 256       control_flow_data->button_legend,
 257       0);
 258   gtk_tool_item_set_tooltip(GTK_TOOL_ITEM(control_flow_data->button_legend),
 259       tooltips, "Show the legend", NULL);
 260
 261   gtk_toolbar_set_style(GTK_TOOLBAR(control_flow_data->toolbar),
 262       GTK_TOOLBAR_ICONS);
 263
 264   gtk_box_pack_start(GTK_BOX(control_flow_data->hbox),
 265       control_flow_data->toolbar,
 266       FALSE, FALSE, 0);
 267   control_flow_data->h_paned = gtk_hpaned_new();
 268   control_flow_data->box = gtk_event_box_new();
 269   gtk_box_pack_end(GTK_BOX(control_flow_data->hbox),
 270       control_flow_data->box,
 271       TRUE, TRUE, 0);
 272   control_flow_data->top_widget = control_flow_data->hbox;
 273   plugin_cfv->parent.top_widget = control_flow_data->top_widget;
 274   gtk_container_add(GTK_CONTAINER(control_flow_data->box),
 275                     control_flow_data->h_paned);
 276
 277   gtk_paned_pack1(GTK_PANED(control_flow_data->h_paned),
 278                   process_list_widget, FALSE, TRUE);
 279   gtk_paned_pack2(GTK_PANED(control_flow_data->h_paned),
 280                   drawing_widget, TRUE, TRUE);
 281
 282   gtk_container_set_border_width(GTK_CONTAINER(control_flow_data->box), 1);
 283
 284   /* Set the size of the drawing area */
 285   //drawing_Resize(drawing, h, w);
 286
 287   /* Get trace statistics */
 288   //control_flow_data->Trace_Statistics = get_trace_statistics(Trace);
 289
 290   gtk_widget_show(drawing_widget);
 291   gtk_widget_show(process_list_widget);
 292   gtk_widget_show(control_flow_data->h_paned);
 293   gtk_widget_show(control_flow_data->box);
 294   gtk_widget_show(control_flow_data->toolbar);
 295   //gtk_widget_show(GTK_WIDGET(control_flow_data->button_prop));
 296   gtk_widget_show(GTK_WIDGET(control_flow_data->button_filter));
 297   gtk_widget_show(GTK_WIDGET(control_flow_data->button_legend));
 298   gtk_widget_show(control_flow_data->hbox);
 299
 300   g_object_set_data_full(
 301       G_OBJECT(control_flow_data->top_widget),
 302       "plugin_data",
 303       plugin_cfv,
 304       (GDestroyNotify)guicontrolflow_destructor);
 305
 306   g_object_set_data(
 307       G_OBJECT(drawing_area),
 308       "control_flow_data",
 309       control_flow_data);
 310
 311   g_control_flow_data_list = g_slist_append(
 312       g_control_flow_data_list,
 313       plugin_cfv);
 314
 315   control_flow_data->filter = NULL;
 316
 317   //WARNING : The widget must be
 318   //inserted in the main window before the drawing area
 319   //can be configured (and this must happend bedore sending
 320   //data)
 321
 322   return control_flow_data;
 323
 324 }
 325
 326 /* Destroys widget also */
 327 void
 328 guicontrolflow_destructor_full(gpointer data)
 329 {
 330   LttvPluginCFV *plugin_cfv = (LttvPluginCFV*)data;
 331   g_info("CFV.c : guicontrolflow_destructor_full, %p", plugin_cfv);
 332   /* May already have been done by GTK window closing */
 333   if(GTK_IS_WIDGET(guicontrolflow_get_widget(plugin_cfv->cfd)))
 334     gtk_widget_destroy(guicontrolflow_get_widget(plugin_cfv->cfd));
 335   //control_flow_data->mw = NULL;
 336   //FIXME guicontrolflow_destructor(control_flow_data);
 337 }
 338
 339 /* When this destructor is called, the widgets are already disconnected */
 340 void
 341 guicontrolflow_destructor(gpointer data)
 342 {
 343   LttvPluginCFV *plugin_cfv = (LttvPluginCFV*)data;
 344   Tab *tab = plugin_cfv->cfd->tab;
 345   ControlFlowData *control_flow_data = plugin_cfv->cfd;
 346
 347   g_info("CFV.c : guicontrolflow_destructor, %p", plugin_cfv);
 348   g_info("%p, %p, %p", update_time_window_hook, plugin_cfv, tab);
 349   if(GTK_IS_WIDGET(guicontrolflow_get_widget(plugin_cfv->cfd)))
 350     g_info("widget still exists");
 351 #ifdef BABEL_CLEANUP
 352   lttv_filter_destroy(plugin_cfv->cfd->filter);
 353 #endif //babel_cleanup
 354   /* Process List is removed with it's widget */
 355   //ProcessList_destroy(control_flow_data->process_list);
 356   if(tab != NULL)
 357   {
 358       /* Delete reading hooks */
 359     lttvwindow_unregister_traceset_notify(tab,
 360         traceset_notify,
 361         control_flow_data);
 362
 363     lttvwindow_unregister_time_window_notify(tab,
 364         update_time_window_hook,
 365         control_flow_data);
 366
 367     lttvwindow_unregister_current_time_notify(tab,
 368         update_current_time_hook,
 369         control_flow_data);
 370
 371     lttvwindow_unregister_redraw_notify(tab, redraw_notify, control_flow_data);
 372     lttvwindow_unregister_continue_notify(tab,
 373                                           continue_notify,
 374                                           control_flow_data);
 375
 376     lttvwindow_events_request_remove_all(control_flow_data->tab,
 377                                          control_flow_data);
 378     LttvTraceset *traceset = lttvwindow_get_traceset(tab);
 379     LttvHooks *event_hook = lttv_traceset_get_hooks(traceset);
 380     lttv_hooks_remove(event_hook, before_schedchange_hook);
 381   }
 382   lttvwindowtraces_background_notify_remove(control_flow_data);
 383   g_control_flow_data_list =
 384          g_slist_remove(g_control_flow_data_list, control_flow_data);
 385
 386   g_info("CFV.c : guicontrolflow_destructor end, %p", control_flow_data);
 387   //g_free(control_flow_data);
 388   g_object_unref(plugin_cfv);
 389 }
 390
 391