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_widget_add(GtkCustom * custom, GtkWidget * widget1)
 106 {
 107   GtkPaned * tmpPane;
 108   GtkWidget * w;
 109   TimeWindow Time_Window;
 110   LttTime      time;
 111   TimeInterval *Time_Span;
 112
 113   g_return_if_fail(GTK_IS_CUSTOM(custom));
 114   g_object_ref(G_OBJECT(widget1));
 115
 116
 117   if(!custom->first_pane){
 118     custom->first_pane = (GtkPaned *)gtk_vpaned_new();
 119     custom->last_pane = custom->first_pane;
 120
 121     custom->hscrollbar = gtk_hscrollbar_new (NULL);
 122     gtk_widget_show(custom->hscrollbar);
 123
 124     custom->hadjust = gtk_range_get_adjustment(GTK_RANGE(custom->hscrollbar));
 125     GetTimeWindow(custom->mw,&Time_Window);
 126     GetCurrentTime(custom->mw,&time);
 127     Time_Span = LTTV_TRACESET_CONTEXT(custom->mw->traceset_info->traceset_context)->Time_Span ;
 128
 129     custom->hadjust->lower =  ltt_time_to_double(Time_Span->startTime) *
 130         NANOSECONDS_PER_SECOND;
 131     custom->hadjust->value = custom->hadjust->lower;
 132     custom->hadjust->upper = ltt_time_to_double(Time_Span->endTime) *
 133         NANOSECONDS_PER_SECOND;
 134     /* Page increment of whole visible area */
 135     custom->hadjust->page_increment = ltt_time_to_double(
 136         Time_Window.time_width) * NANOSECONDS_PER_SECOND;
 137     /* page_size to the whole visible area will take care that the
 138      * scroll value + the shown area will never be more than what is
 139      * in the trace. */
 140     custom->hadjust->page_size = custom->hadjust->page_increment;
 141     custom->hadjust->step_increment = custom->hadjust->page_increment / 10;
 142
 143     gtk_range_set_update_policy (GTK_RANGE(custom->hscrollbar),
 144                                   GTK_UPDATE_DISCONTINUOUS);
 145     g_signal_connect(G_OBJECT(custom->hscrollbar), "value-changed",
 146                      G_CALLBACK(gtk_custom_scroll_value_changed), custom);
 147
 148     custom->vbox = gtk_vbox_new(FALSE,0);
 149     gtk_widget_show(custom->vbox);
 150
 151     //    custom->viewport = gtk_viewport_new (NULL,NULL);
 152     //    gtk_widget_show(custom->viewport);
 153
 154     //    gtk_container_add(GTK_CONTAINER(custom->viewport), (GtkWidget*)custom->vbox);
 155     gtk_box_pack_end(GTK_BOX(custom->vbox),(GtkWidget*)custom->hscrollbar,FALSE,FALSE,0);
 156     gtk_box_pack_end(GTK_BOX(custom->vbox),(GtkWidget*)custom->first_pane,TRUE,TRUE,0);
 157
 158     //    custom->scrollWindow = gtk_scrolled_window_new (NULL, NULL);
 159     //    gtk_widget_show(custom->scrollWindow);
 160     //    gtk_container_add (GTK_CONTAINER (custom->scrollWindow), (GtkWidget*)custom->viewport);
 161     //    gtk_paned_pack1(GTK_PANED(custom), (GtkWidget*)custom->scrollWindow,FALSE, TRUE);
 162
 163     gtk_paned_pack1(GTK_PANED(custom), (GtkWidget*)custom->vbox,FALSE, TRUE);
 164   }else{
 165     tmpPane = custom->last_pane;
 166     custom->last_pane = (GtkPaned *)gtk_vpaned_new();
 167     gtk_paned_pack1 (tmpPane,(GtkWidget*)custom->last_pane, FALSE,TRUE);
 168   }
 169   gtk_widget_show((GtkWidget *)custom->last_pane);
 170
 171   gtk_paned_pack2 (custom->last_pane,widget1, TRUE, TRUE);
 172   custom->focused_pane = custom->last_pane;
 173   custom->num_children++;
 174
 175 }
 176
 177 void gtk_custom_widget_delete(GtkCustom * custom)
 178 {
 179   GtkPaned * tmp, *prev, *next;
 180
 181   if(!custom->focused_pane) return;
 182
 183   tmp = (GtkPaned*)custom->focused_pane->child2; //widget in vpaned
 184   g_object_unref(G_OBJECT(tmp));
 185
 186   if(custom->focused_pane == custom->first_pane &&
 187      custom->focused_pane == custom->last_pane){
 188     //    gtk_container_remove(GTK_CONTAINER(custom),(GtkWidget*)custom->scrollWindow);
 189     gtk_container_remove(GTK_CONTAINER(custom),(GtkWidget*)custom->vbox);
 190     custom->first_pane = NULL;
 191     custom->last_pane = NULL;
 192     custom->focused_pane = NULL;
 193   }else if(custom->focused_pane == custom->first_pane &&
 194            custom->focused_pane != custom->last_pane){
 195     next = (GtkPaned*)custom->first_pane->child1;
 196     g_object_ref(G_OBJECT(next));
 197     gtk_container_remove(GTK_CONTAINER(custom->first_pane),(GtkWidget*)next);
 198     gtk_container_remove(GTK_CONTAINER(custom->vbox),(GtkWidget*)custom->first_pane);
 199     custom->first_pane = next;
 200     gtk_box_pack_end(GTK_BOX(custom->vbox),(GtkWidget*)custom->first_pane,TRUE,TRUE,0);
 201     custom->focused_pane = custom->first_pane;
 202     g_object_unref(G_OBJECT(next));
 203   }else if(custom->focused_pane != custom->first_pane &&
 204            custom->focused_pane == custom->last_pane){
 205     tmp = custom->last_pane;
 206     custom->last_pane = (GtkPaned*)gtk_widget_get_parent((GtkWidget*)custom->last_pane);
 207     custom->focused_pane = custom->last_pane;
 208     gtk_container_remove(GTK_CONTAINER(custom->last_pane),(GtkWidget*)tmp);
 209   }else{
 210     tmp = custom->focused_pane;
 211     prev = (GtkPaned*)gtk_widget_get_parent((GtkWidget*)tmp);
 212     next = (GtkPaned*)tmp->child1;
 213     g_object_ref(G_OBJECT(next));
 214     gtk_container_remove(GTK_CONTAINER(custom->focused_pane),(GtkWidget*)next);
 215     gtk_container_remove(GTK_CONTAINER(prev),(GtkWidget*)custom->focused_pane);
 216     gtk_paned_pack1(prev, (GtkWidget*)next, FALSE, TRUE);
 217     custom->focused_pane = next;
 218     g_object_unref(G_OBJECT(next));
 219   }
 220
 221   custom->num_children--;
 222 }
 223
 224
 225 void gtk_custom_widget_move_up(GtkCustom * custom)
 226 {
 227   GtkWidget* upWidget, *downWidget;
 228   GtkPaned * prev,*next, *prevPrev;
 229
 230   if(custom->last_pane == custom->focused_pane) return;
 231
 232   // move VPane
 233   prev = (GtkPaned*)custom->focused_pane->child1;
 234   g_object_ref(G_OBJECT(prev));
 235   gtk_container_remove(GTK_CONTAINER(custom->focused_pane),(GtkWidget*)prev);
 236
 237   if(prev == custom->last_pane){
 238     prevPrev = NULL;
 239     custom->last_pane = custom->focused_pane;
 240   }else{
 241     prevPrev = (GtkPaned*)prev->child1;
 242     g_object_ref(G_OBJECT(prevPrev));
 243     gtk_container_remove(GTK_CONTAINER(prev),(GtkWidget*)prevPrev);
 244   }
 245
 246   g_object_ref(G_OBJECT(custom->focused_pane));
 247   if(custom->first_pane == custom->focused_pane){
 248     gtk_container_remove(GTK_CONTAINER(custom->vbox),(GtkWidget*)custom->focused_pane);
 249     gtk_box_pack_end(GTK_BOX(custom->vbox),(GtkWidget*)prev,TRUE,TRUE,0);
 250     custom->first_pane = prev;
 251   }else{
 252     next = (GtkPaned*)gtk_widget_get_parent((GtkWidget*)custom->focused_pane);
 253     gtk_container_remove(GTK_CONTAINER(next),(GtkWidget*)custom->focused_pane);
 254     gtk_paned_pack1(GTK_PANED(next), (GtkWidget*)prev, FALSE,TRUE);
 255   }
 256   gtk_paned_pack1(GTK_PANED(prev),(GtkWidget*)custom->focused_pane, FALSE,TRUE);
 257   if(prevPrev)
 258     gtk_paned_pack1(GTK_PANED(custom->focused_pane),(GtkWidget*)prevPrev, FALSE,TRUE);
 259
 260   g_object_unref(G_OBJECT(prev));
 261   if(prevPrev) g_object_unref(G_OBJECT(prevPrev));
 262   g_object_unref(G_OBJECT(custom->focused_pane));
 263 }
 264
 265
 266 void gtk_custom_widget_move_down(GtkCustom * custom)
 267 {
 268   GtkWidget* upWidget, *downWidget;
 269   GtkPaned * prev,*next, *nextNext;
 270
 271   if(custom->first_pane == custom->focused_pane) return;
 272
 273   //move VPane
 274   next = (GtkPaned*)gtk_widget_get_parent((GtkWidget*)custom->focused_pane);
 275   g_object_ref(G_OBJECT(next));
 276
 277   if(custom->last_pane == custom->focused_pane){
 278     prev = NULL;
 279     custom->last_pane = next;
 280   }else{
 281     prev = (GtkPaned*)custom->focused_pane->child1;
 282     g_object_ref(G_OBJECT(prev));
 283     gtk_container_remove(GTK_CONTAINER(custom->focused_pane),(GtkWidget*)prev);
 284   }
 285
 286   g_object_ref(G_OBJECT(custom->focused_pane));
 287   gtk_container_remove(GTK_CONTAINER(next),(GtkWidget*)custom->focused_pane);
 288
 289   if(next == custom->first_pane){
 290     custom->first_pane = custom->focused_pane;
 291     gtk_container_remove(GTK_CONTAINER(custom->vbox),(GtkWidget*)next);
 292     gtk_box_pack_end(GTK_BOX(custom->vbox),(GtkWidget*)custom->focused_pane,TRUE,TRUE,0);
 293   }else{
 294     nextNext = (GtkPaned*)gtk_widget_get_parent((GtkWidget*)next);
 295     gtk_container_remove(GTK_CONTAINER(nextNext),(GtkWidget*)next);
 296     gtk_paned_pack1(nextNext, (GtkWidget*)custom->focused_pane, FALSE, TRUE);
 297   }
 298   gtk_paned_pack1(custom->focused_pane,(GtkWidget*)next, FALSE,TRUE);
 299   if(prev)
 300     gtk_paned_pack1(next,(GtkWidget*)prev, FALSE,TRUE);
 301
 302   if(prev)g_object_unref(G_OBJECT(prev));
 303   g_object_unref(G_OBJECT(next));
 304   g_object_unref(G_OBJECT(custom->focused_pane));
 305 }
 306
 307 void gtk_custom_scroll_value_changed(GtkRange *range, gpointer custom_arg)
 308 {
 309   LttTime time;
 310   GtkCustom * custom = (GtkCustom*)custom_arg;
 311   gdouble value = gtk_range_get_value(range);
 312   time = ltt_time_from_double(value / NANOSECONDS_PER_SECOND);
 313   SetCurrentTime(custom->mw, &time);
 314   g_warning("The current time is second :%d, nanosecond : %d\n", time.tv_sec, time.tv_nsec);
 315 }
 316
 317
 318 static void
 319 gtk_custom_size_request (GtkWidget      *widget,
 320                          GtkRequisition *requisition)
 321 {
 322   GtkPaned *paned = GTK_PANED (widget);
 323   GtkRequisition child_requisition;
 324
 325   requisition->width = 0;
 326   requisition->height = 0;
 327
 328   if (paned->child1 && GTK_WIDGET_VISIBLE (paned->child1))
 329     {
 330       gtk_widget_size_request (paned->child1, &child_requisition);
 331
 332       requisition->height = child_requisition.height;
 333       requisition->width = child_requisition.width;
 334     }
 335
 336   if (paned->child2 && GTK_WIDGET_VISIBLE (paned->child2))
 337     {
 338       gtk_widget_size_request (paned->child2, &child_requisition);
 339
 340       requisition->width = MAX (requisition->width, child_requisition.width);
 341       requisition->height += child_requisition.height;
 342     }
 343
 344   requisition->height += GTK_CONTAINER (paned)->border_width * 2;
 345   requisition->width += GTK_CONTAINER (paned)->border_width * 2;
 346
 347   if (paned->child1 && GTK_WIDGET_VISIBLE (paned->child1) &&
 348       paned->child2 && GTK_WIDGET_VISIBLE (paned->child2))
 349     {
 350       gint handle_size;
 351
 352       gtk_widget_style_get (widget, "handle_size", &handle_size, NULL);
 353       requisition->height += handle_size;
 354     }
 355
 356 }
 357
 358 static void
 359 gtk_custom_size_allocate (GtkWidget     *widget,
 360                           GtkAllocation *allocation)
 361 {
 362   GtkPaned *paned = GTK_PANED (widget);
 363   gint border_width = GTK_CONTAINER (paned)->border_width;
 364
 365   widget->allocation = *allocation;
 366
 367   if (paned->child1 && GTK_WIDGET_VISIBLE (paned->child1) &&
 368       paned->child2 && GTK_WIDGET_VISIBLE (paned->child2))
 369     {
 370       GtkRequisition child1_requisition;
 371       GtkRequisition child2_requisition;
 372       GtkAllocation child1_allocation;
 373       GtkAllocation child2_allocation;
 374       gint handle_size;
 375
 376       gtk_widget_style_get (widget, "handle_size", &handle_size, NULL);
 377
 378       gtk_widget_get_child_requisition (paned->child1, &child1_requisition);
 379       gtk_widget_get_child_requisition (paned->child2, &child2_requisition);
 380
 381       gtk_paned_compute_position (paned,
 382                                   MAX (1, widget->allocation.height
 383                                        - handle_size
 384                                        - 2 * border_width),
 385                                   child1_requisition.height,
 386                                   child2_requisition.height);
 387
 388       paned->handle_pos.x = widget->allocation.x + border_width;
 389       paned->handle_pos.y = widget->allocation.y + paned->child1_size + border_width;
 390       paned->handle_pos.width = MAX (1, (gint) widget->allocation.width - 2 * border_width);
 391       paned->handle_pos.height = handle_size;
 392
 393       if (GTK_WIDGET_REALIZED (widget))
 394         {
 395           if (GTK_WIDGET_MAPPED (widget))
 396             gdk_window_show (paned->handle);
 397           gdk_window_move_resize (paned->handle,
 398                                   paned->handle_pos.x,
 399                                   paned->handle_pos.y,
 400                                   paned->handle_pos.width,
 401                                   handle_size);
 402         }
 403
 404       child1_allocation.width = child2_allocation.width = MAX (1, (gint) allocation->width - border_width * 2);
 405       child1_allocation.height = MAX (1, paned->child1_size);
 406       child1_allocation.x = child2_allocation.x = widget->allocation.x + border_width;
 407       child1_allocation.y = widget->allocation.y + border_width;
 408
 409       child2_allocation.y = child1_allocation.y + paned->child1_size + paned->handle_pos.height;
 410       child2_allocation.height = MAX (1, widget->allocation.y + widget->allocation.height - child2_allocation.y - border_width);
 411
 412       if (GTK_WIDGET_MAPPED (widget) &&
 413           paned->child1->allocation.height < child1_allocation.height)
 414         {
 415           gtk_widget_size_allocate (paned->child2, &child2_allocation);
 416           gtk_widget_size_allocate (paned->child1, &child1_allocation);
 417         }
 418       else
 419         {
 420           gtk_widget_size_allocate (paned->child1, &child1_allocation);
 421           gtk_widget_size_allocate (paned->child2, &child2_allocation);
 422         }
 423     }
 424   else
 425     {
 426       GtkAllocation child_allocation;
 427
 428       if (GTK_WIDGET_REALIZED (widget))
 429         gdk_window_hide (paned->handle);
 430
 431       if (paned->child1)
 432         gtk_widget_set_child_visible (paned->child1, TRUE);
 433       if (paned->child2)
 434         gtk_widget_set_child_visible (paned->child2, TRUE);
 435
 436       child_allocation.x = widget->allocation.x + border_width;
 437       child_allocation.y = widget->allocation.y + border_width;
 438       child_allocation.width = MAX (1, allocation->width - 2 * border_width);
 439       child_allocation.height = MAX (1, allocation->height - 2 * border_width);
 440
 441       if (paned->child1 && GTK_WIDGET_VISIBLE (paned->child1))
 442         gtk_widget_size_allocate (paned->child1, &child_allocation);
 443       else if (paned->child2 && GTK_WIDGET_VISIBLE (paned->child2))
 444         gtk_widget_size_allocate (paned->child2, &child_allocation);
 445     }
 446 }
 447