ltt/branches/poly/lttv/modules/gui/mainWin/src/gtkcustom.c

   1 #include <gtk/gtk.h>
   2
   3 #include <lttv/gtkcustom.h>
   4 //#include "gtkintl.h"
   5 #include <lttv/mainWindow.h>
   6 #include <lttv/gtkTraceSet.h>
   7
   8 static void gtk_custom_class_init (GtkCustomClass    *klass);
   9 static void gtk_custom_init       (GtkCustom         *custom);
  10
  11
  12 static void     gtk_custom_size_request   (GtkWidget      *widget,
  13                                            GtkRequisition *requisition);
  14 static void     gtk_custom_size_allocate  (GtkWidget      *widget,
  15                                            GtkAllocation  *allocation);
  16
  17 void gtk_custom_scroll_value_changed (GtkRange *range, gpointer custom);
  18
  19 GType
  20 gtk_custom_get_type (void)
  21 {
  22   static GType custom_type = 0;
  23
  24   if (!custom_type)
  25     {
  26       static const GTypeInfo custom_info =
  27       {
  28         sizeof (GtkCustomClass),
  29         NULL,           /* base_init */
  30         NULL,           /* base_finalize */
  31         (GClassInitFunc) gtk_custom_class_init,
  32         NULL,           /* class_finalize */
  33         NULL,           /* class_data */
  34         sizeof (GtkCustom),
  35         0,              /* n_preallocs */
  36         (GInstanceInitFunc) gtk_custom_init,
  37         NULL,           /* value_table */
  38       };
  39
  40       custom_type = g_type_register_static (GTK_TYPE_PANED, "GtkCustom",
  41                                          &custom_info, 0);
  42     }
  43
  44   return custom_type;
  45 }
  46
  47 static void
  48 gtk_custom_class_init (GtkCustomClass *class)
  49 {
  50   GtkWidgetClass *widget_class;
  51
  52   widget_class = (GtkWidgetClass *) class;
  53
  54   widget_class->size_request = gtk_custom_size_request;
  55   widget_class->size_allocate = gtk_custom_size_allocate;
  56 }
  57
  58 static void
  59 gtk_custom_init (GtkCustom *custom)
  60 {
  61   GtkWidget * button;
  62
  63   GTK_WIDGET_SET_FLAGS (custom, GTK_NO_WINDOW);
  64   gtk_widget_set_redraw_on_allocate (GTK_WIDGET (custom), FALSE);
  65
  66   custom->first_pane    = NULL;
  67   custom->last_pane     = NULL;
  68   custom->focused_pane  = NULL;
  69   custom->num_children  = 0;
  70
  71   custom->vbox         = NULL;
  72   //  custom->scrollWindow = NULL;
  73   //  custom->viewport     = NULL;
  74   custom->hscrollbar   = NULL;
  75 }
  76
  77
  78 GtkWidget* gtk_custom_new ()
  79 {
  80   return GTK_WIDGET (g_object_new (gtk_custom_get_type (), NULL));
  81 }
  82
  83
  84 void gtk_custom_set_focus (GtkWidget * widget, gpointer user_data)
  85 {
  86   GtkCustom * custom = (GtkCustom*) widget;
  87   GtkPaned * pane;
  88   if(!custom->first_pane) return;
  89
  90
  91   pane = custom->first_pane;
  92   while(1){
  93     if((GtkWidget*)pane == (GtkWidget*)user_data){
  94       custom->focused_pane = pane;
  95       break;
  96     }
  97     if(pane == custom->last_pane){
  98       custom->focused_pane = NULL;
  99       break;
 100     }
 101     pane = (GtkPaned*)pane->child1;
 102   }
 103 }
 104
 105 void gtk_custom_set_adjust(GtkCustom * custom, gboolean first_time)
 106 {
 107   TimeWindow time_window;
 108   TimeInterval *time_span;
 109
 110   get_time_window(custom->mw,&time_window);
 111   if(first_time){
 112     time_span = LTTV_TRACESET_CONTEXT(custom->mw->traceset_info->traceset_context)->Time_Span ;
 113
 114     custom->hadjust->lower = ltt_time_to_double(time_span->startTime) *
 115                              NANOSECONDS_PER_SECOND;
 116     custom->hadjust->value = custom->hadjust->lower;
 117     custom->hadjust->upper = ltt_time_to_double(time_span->endTime) *
 118                              NANOSECONDS_PER_SECOND;
 119   }
 120
 121   /* Page increment of whole visible area */
 122   if(custom->hadjust == NULL){
 123     g_warning("Insert a viewer first");
 124     return;
 125   }
 126   custom->hadjust->page_increment = ltt_time_to_double(
 127                         time_window.time_width) * NANOSECONDS_PER_SECOND;
 128   /* page_size to the whole visible area will take care that the
 129      * scroll value + the shown area will never be more than what is
 130      * in the trace. */
 131   custom->hadjust->page_size = custom->hadjust->page_increment;
 132   custom->hadjust->step_increment = custom->hadjust->page_increment / 10;
 133
 134 }
 135
 136 void gtk_custom_widget_add(GtkCustom * custom, GtkWidget * widget1)
 137 {
 138   GtkPaned * tmpPane;
 139   GtkWidget * w;
 140
 141   g_return_if_fail(GTK_IS_CUSTOM(custom));
 142   g_object_ref(G_OBJECT(widget1));
 143
 144
 145   if(!custom->first_pane){
 146     custom->first_pane = (GtkPaned *)gtk_vpaned_new();
 147     custom->last_pane = custom->first_pane;
 148
 149     custom->hscrollbar = gtk_hscrollbar_new (NULL);
 150     gtk_widget_show(custom->hscrollbar);
 151
 152     custom->hadjust = gtk_range_get_adjustment(GTK_RANGE(custom->hscrollbar));
 153     gtk_custom_set_adjust(custom, TRUE);
 154
 155     gtk_range_set_update_policy (GTK_RANGE(custom->hscrollbar),
 156                                   GTK_UPDATE_DISCONTINUOUS);
 157     g_signal_connect(G_OBJECT(custom->hscrollbar), "value-changed",
 158                      G_CALLBACK(gtk_custom_scroll_value_changed), custom);
 159
 160     custom->vbox = gtk_vbox_new(FALSE,0);
 161     gtk_widget_show(custom->vbox);
 162
 163     //    custom->viewport = gtk_viewport_new (NULL,NULL);
 164     //    gtk_widget_show(custom->viewport);
 165
 166     //    gtk_container_add(GTK_CONTAINER(custom->viewport), (GtkWidget*)custom->vbox);
 167     gtk_box_pack_end(GTK_BOX(custom->vbox),(GtkWidget*)custom->hscrollbar,FALSE,FALSE,0);
 168     gtk_box_pack_end(GTK_BOX(custom->vbox),(GtkWidget*)custom->first_pane,TRUE,TRUE,0);
 169
 170     //    custom->scrollWindow = gtk_scrolled_window_new (NULL, NULL);
 171     //    gtk_widget_show(custom->scrollWindow);
 172     //    gtk_container_add (GTK_CONTAINER (custom->scrollWindow), (GtkWidget*)custom->viewport);
 173     //    gtk_paned_pack1(GTK_PANED(custom), (GtkWidget*)custom->scrollWindow,FALSE, TRUE);
 174
 175     gtk_paned_pack1(GTK_PANED(custom), (GtkWidget*)custom->vbox,FALSE, TRUE);
 176   }else{
 177     tmpPane = custom->last_pane;
 178     custom->last_pane = (GtkPaned *)gtk_vpaned_new();
 179     gtk_paned_pack1 (tmpPane,(GtkWidget*)custom->last_pane, FALSE,TRUE);
 180   }
 181   gtk_widget_show((GtkWidget *)custom->last_pane);
 182
 183   gtk_paned_pack2 (custom->last_pane,widget1, TRUE, TRUE);
 184   custom->focused_pane = custom->last_pane;
 185   custom->num_children++;
 186
 187 }
 188
 189 void gtk_custom_widget_delete(GtkCustom * custom)
 190 {
 191   GtkPaned * tmp, *prev, *next;
 192
 193   if(!custom->focused_pane) return;
 194
 195   tmp = (GtkPaned*)custom->focused_pane->child2; //widget in vpaned
 196   g_object_unref(G_OBJECT(tmp));
 197
 198   if(custom->focused_pane == custom->first_pane &&
 199      custom->focused_pane == custom->last_pane){
 200     //    gtk_container_remove(GTK_CONTAINER(custom),(GtkWidget*)custom->scrollWindow);
 201     gtk_container_remove(GTK_CONTAINER(custom),(GtkWidget*)custom->vbox);
 202     custom->first_pane = NULL;
 203     custom->last_pane = NULL;
 204     custom->focused_pane = NULL;
 205   }else if(custom->focused_pane == custom->first_pane &&
 206            custom->focused_pane != custom->last_pane){
 207     next = (GtkPaned*)custom->first_pane->child1;
 208     g_object_ref(G_OBJECT(next));
 209     gtk_container_remove(GTK_CONTAINER(custom->first_pane),(GtkWidget*)next);
 210     gtk_container_remove(GTK_CONTAINER(custom->vbox),(GtkWidget*)custom->first_pane);
 211     custom->first_pane = next;
 212     gtk_box_pack_end(GTK_BOX(custom->vbox),(GtkWidget*)custom->first_pane,TRUE,TRUE,0);
 213     custom->focused_pane = custom->first_pane;
 214     g_object_unref(G_OBJECT(next));
 215   }else if(custom->focused_pane != custom->first_pane &&
 216            custom->focused_pane == custom->last_pane){
 217     tmp = custom->last_pane;
 218     custom->last_pane = (GtkPaned*)gtk_widget_get_parent((GtkWidget*)custom->last_pane);
 219     custom->focused_pane = custom->last_pane;
 220     gtk_container_remove(GTK_CONTAINER(custom->last_pane),(GtkWidget*)tmp);
 221   }else{
 222     tmp = custom->focused_pane;
 223     prev = (GtkPaned*)gtk_widget_get_parent((GtkWidget*)tmp);
 224     next = (GtkPaned*)tmp->child1;
 225     g_object_ref(G_OBJECT(next));
 226     gtk_container_remove(GTK_CONTAINER(custom->focused_pane),(GtkWidget*)next);
 227     gtk_container_remove(GTK_CONTAINER(prev),(GtkWidget*)custom->focused_pane);
 228     gtk_paned_pack1(prev, (GtkWidget*)next, FALSE, TRUE);
 229     custom->focused_pane = next;
 230     g_object_unref(G_OBJECT(next));
 231   }
 232
 233   custom->num_children--;
 234 }
 235
 236
 237 void gtk_custom_widget_move_up(GtkCustom * custom)
 238 {
 239   GtkWidget* upWidget, *downWidget;
 240   GtkPaned * prev,*next, *prevPrev;
 241
 242   if(custom->last_pane == custom->focused_pane) return;
 243
 244   // move VPane
 245   prev = (GtkPaned*)custom->focused_pane->child1;
 246   g_object_ref(G_OBJECT(prev));
 247   gtk_container_remove(GTK_CONTAINER(custom->focused_pane),(GtkWidget*)prev);
 248
 249   if(prev == custom->last_pane){
 250     prevPrev = NULL;
 251     custom->last_pane = custom->focused_pane;
 252   }else{
 253     prevPrev = (GtkPaned*)prev->child1;
 254     g_object_ref(G_OBJECT(prevPrev));
 255     gtk_container_remove(GTK_CONTAINER(prev),(GtkWidget*)prevPrev);
 256   }
 257
 258   g_object_ref(G_OBJECT(custom->focused_pane));
 259   if(custom->first_pane == custom->focused_pane){
 260     gtk_container_remove(GTK_CONTAINER(custom->vbox),(GtkWidget*)custom->focused_pane);
 261     gtk_box_pack_end(GTK_BOX(custom->vbox),(GtkWidget*)prev,TRUE,TRUE,0);
 262     custom->first_pane = prev;
 263   }else{
 264     next = (GtkPaned*)gtk_widget_get_parent((GtkWidget*)custom->focused_pane);
 265     gtk_container_remove(GTK_CONTAINER(next),(GtkWidget*)custom->focused_pane);
 266     gtk_paned_pack1(GTK_PANED(next), (GtkWidget*)prev, FALSE,TRUE);
 267   }
 268   gtk_paned_pack1(GTK_PANED(prev),(GtkWidget*)custom->focused_pane, FALSE,TRUE);
 269   if(prevPrev)
 270     gtk_paned_pack1(GTK_PANED(custom->focused_pane),(GtkWidget*)prevPrev, FALSE,TRUE);
 271
 272   g_object_unref(G_OBJECT(prev));
 273   if(prevPrev) g_object_unref(G_OBJECT(prevPrev));
 274   g_object_unref(G_OBJECT(custom->focused_pane));
 275 }
 276
 277
 278 void gtk_custom_widget_move_down(GtkCustom * custom)
 279 {
 280   GtkWidget* upWidget, *downWidget;
 281   GtkPaned * prev,*next, *nextNext;
 282
 283   if(custom->first_pane == custom->focused_pane) return;
 284
 285   //move VPane
 286   next = (GtkPaned*)gtk_widget_get_parent((GtkWidget*)custom->focused_pane);
 287   g_object_ref(G_OBJECT(next));
 288
 289   if(custom->last_pane == custom->focused_pane){
 290     prev = NULL;
 291     custom->last_pane = next;
 292   }else{
 293     prev = (GtkPaned*)custom->focused_pane->child1;
 294     g_object_ref(G_OBJECT(prev));
 295     gtk_container_remove(GTK_CONTAINER(custom->focused_pane),(GtkWidget*)prev);
 296   }
 297
 298   g_object_ref(G_OBJECT(custom->focused_pane));
 299   gtk_container_remove(GTK_CONTAINER(next),(GtkWidget*)custom->focused_pane);
 300
 301   if(next == custom->first_pane){
 302     custom->first_pane = custom->focused_pane;
 303     gtk_container_remove(GTK_CONTAINER(custom->vbox),(GtkWidget*)next);
 304     gtk_box_pack_end(GTK_BOX(custom->vbox),(GtkWidget*)custom->focused_pane,TRUE,TRUE,0);
 305   }else{
 306     nextNext = (GtkPaned*)gtk_widget_get_parent((GtkWidget*)next);
 307     gtk_container_remove(GTK_CONTAINER(nextNext),(GtkWidget*)next);
 308     gtk_paned_pack1(nextNext, (GtkWidget*)custom->focused_pane, FALSE, TRUE);
 309   }
 310   gtk_paned_pack1(custom->focused_pane,(GtkWidget*)next, FALSE,TRUE);
 311   if(prev)
 312     gtk_paned_pack1(next,(GtkWidget*)prev, FALSE,TRUE);
 313
 314   if(prev)g_object_unref(G_OBJECT(prev));
 315   g_object_unref(G_OBJECT(next));
 316   g_object_unref(G_OBJECT(custom->focused_pane));
 317 }
 318
 319 void gtk_custom_scroll_value_changed(GtkRange *range, gpointer custom_arg)
 320 {
 321   LttTime time;
 322   GtkCustom * custom = (GtkCustom*)custom_arg;
 323   gdouble value = gtk_range_get_value(range);
 324   time = ltt_time_from_double(value / NANOSECONDS_PER_SECOND);
 325   set_current_time(custom->mw, &time);
 326   g_warning("The current time is second :%d, nanosecond : %d\n", time.tv_sec, time.tv_nsec);
 327 }
 328
 329
 330 static void
 331 gtk_custom_size_request (GtkWidget      *widget,
 332                          GtkRequisition *requisition)
 333 {
 334   GtkPaned *paned = GTK_PANED (widget);
 335   GtkRequisition child_requisition;
 336
 337   requisition->width = 0;
 338   requisition->height = 0;
 339
 340   if (paned->child1 && GTK_WIDGET_VISIBLE (paned->child1))
 341     {
 342       gtk_widget_size_request (paned->child1, &child_requisition);
 343
 344       requisition->height = child_requisition.height;
 345       requisition->width = child_requisition.width;
 346     }
 347
 348   if (paned->child2 && GTK_WIDGET_VISIBLE (paned->child2))
 349     {
 350       gtk_widget_size_request (paned->child2, &child_requisition);
 351
 352       requisition->width = MAX (requisition->width, child_requisition.width);
 353       requisition->height += child_requisition.height;
 354     }
 355
 356   requisition->height += GTK_CONTAINER (paned)->border_width * 2;
 357   requisition->width += GTK_CONTAINER (paned)->border_width * 2;
 358
 359   if (paned->child1 && GTK_WIDGET_VISIBLE (paned->child1) &&
 360       paned->child2 && GTK_WIDGET_VISIBLE (paned->child2))
 361     {
 362       gint handle_size;
 363
 364       gtk_widget_style_get (widget, "handle_size", &handle_size, NULL);
 365       requisition->height += handle_size;
 366     }
 367
 368 }
 369
 370 static void
 371 gtk_custom_size_allocate (GtkWidget     *widget,
 372                           GtkAllocation *allocation)
 373 {
 374   GtkPaned *paned = GTK_PANED (widget);
 375   gint border_width = GTK_CONTAINER (paned)->border_width;
 376
 377   widget->allocation = *allocation;
 378
 379   if (paned->child1 && GTK_WIDGET_VISIBLE (paned->child1) &&
 380       paned->child2 && GTK_WIDGET_VISIBLE (paned->child2))
 381     {
 382       GtkRequisition child1_requisition;
 383       GtkRequisition child2_requisition;
 384       GtkAllocation child1_allocation;
 385       GtkAllocation child2_allocation;
 386       gint handle_size;
 387
 388       gtk_widget_style_get (widget, "handle_size", &handle_size, NULL);
 389
 390       gtk_widget_get_child_requisition (paned->child1, &child1_requisition);
 391       gtk_widget_get_child_requisition (paned->child2, &child2_requisition);
 392
 393       gtk_paned_compute_position (paned,
 394                                   MAX (1, widget->allocation.height
 395                                        - handle_size
 396                                        - 2 * border_width),
 397                                   child1_requisition.height,
 398                                   child2_requisition.height);
 399
 400       paned->handle_pos.x = widget->allocation.x + border_width;
 401       paned->handle_pos.y = widget->allocation.y + paned->child1_size + border_width;
 402       paned->handle_pos.width = MAX (1, (gint) widget->allocation.width - 2 * border_width);
 403       paned->handle_pos.height = handle_size;
 404
 405       if (GTK_WIDGET_REALIZED (widget))
 406         {
 407           if (GTK_WIDGET_MAPPED (widget))
 408             gdk_window_show (paned->handle);
 409           gdk_window_move_resize (paned->handle,
 410                                   paned->handle_pos.x,
 411                                   paned->handle_pos.y,
 412                                   paned->handle_pos.width,
 413                                   handle_size);
 414         }
 415
 416       child1_allocation.width = child2_allocation.width = MAX (1, (gint) allocation->width - border_width * 2);
 417       child1_allocation.height = MAX (1, paned->child1_size);
 418       child1_allocation.x = child2_allocation.x = widget->allocation.x + border_width;
 419       child1_allocation.y = widget->allocation.y + border_width;
 420
 421       child2_allocation.y = child1_allocation.y + paned->child1_size + paned->handle_pos.height;
 422       child2_allocation.height = MAX (1, widget->allocation.y + widget->allocation.height - child2_allocation.y - border_width);
 423
 424       if (GTK_WIDGET_MAPPED (widget) &&
 425           paned->child1->allocation.height < child1_allocation.height)
 426         {
 427           gtk_widget_size_allocate (paned->child2, &child2_allocation);
 428           gtk_widget_size_allocate (paned->child1, &child1_allocation);
 429         }
 430       else
 431         {
 432           gtk_widget_size_allocate (paned->child1, &child1_allocation);
 433           gtk_widget_size_allocate (paned->child2, &child2_allocation);
 434         }
 435     }
 436   else
 437     {
 438       GtkAllocation child_allocation;
 439
 440       if (GTK_WIDGET_REALIZED (widget))
 441         gdk_window_hide (paned->handle);
 442
 443       if (paned->child1)
 444         gtk_widget_set_child_visible (paned->child1, TRUE);
 445       if (paned->child2)
 446         gtk_widget_set_child_visible (paned->child2, TRUE);
 447
 448       child_allocation.x = widget->allocation.x + border_width;
 449       child_allocation.y = widget->allocation.y + border_width;
 450       child_allocation.width = MAX (1, allocation->width - 2 * border_width);
 451       child_allocation.height = MAX (1, allocation->height - 2 * border_width);
 452
 453       if (paned->child1 && GTK_WIDGET_VISIBLE (paned->child1))
 454         gtk_widget_size_allocate (paned->child1, &child_allocation);
 455       else if (paned->child2 && GTK_WIDGET_VISIBLE (paned->child2))
 456         gtk_widget_size_allocate (paned->child2, &child_allocation);
 457     }
 458 }
 459