correct access for virtual

[wxWidgets.git] / src / gtk / win_gtk.c

diff --git a/src/gtk/win_gtk.c b/src/gtk/win_gtk.c
index ead5ad20d65463b1774e3284cdf8feaf6f108ec7..02e277c6594f5a3fa9707086f5eeef47546b2944 100644 (file)
--- a/src/gtk/win_gtk.c
+++ b/src/gtk/win_gtk.c
@@ -64,8 +64,7 @@ static void  gtk_pizza_scroll_set_adjustments (GtkPizza      *pizza,
                                                GtkAdjustment *hadj,
                                                GtkAdjustment *vadj);
 
-/* static */
-GtkContainerClass *pizza_parent_class = NULL;
+static GtkWidgetClass* pizza_parent_class;
 
 GtkType
 gtk_pizza_get_type ()
@@ -85,6 +84,7 @@ gtk_pizza_get_type ()
             sizeof (GtkPizza),
             16,             /* n_preallocs */
             (GInstanceInitFunc) gtk_pizza_init,
+            NULL
         };
         pizza_type = g_type_register_static (GTK_TYPE_CONTAINER, "GtkPizza", &pizza_info, (GTypeFlags)0);
     }
@@ -189,18 +189,10 @@ gtk_pizza_init (GtkPizza *pizza)
 
     pizza->children = NULL;
 
-    pizza->width = 20;
-    pizza->height = 20;
-
     pizza->bin_window = NULL;
 
-    pizza->xoffset = 0;
-    pizza->yoffset = 0;
-
-    pizza->scroll_x = 0;
-    pizza->scroll_y = 0;
-
-    pizza->external_expose = FALSE;
+    pizza->m_xoffset = 0;
+    pizza->m_yoffset = 0;
 }
 
 GtkWidget*
@@ -213,6 +205,64 @@ gtk_pizza_new ()
     return GTK_WIDGET (pizza);
 }
 
+gint       gtk_pizza_get_xoffset     (GtkPizza          *pizza)
+{
+    g_return_val_if_fail ( (pizza != NULL), -1 );
+    g_return_val_if_fail ( (GTK_IS_PIZZA (pizza)), -1 );
+
+    return pizza->m_xoffset;
+}
+
+gint       gtk_pizza_get_yoffset     (GtkPizza          *pizza)
+{
+    g_return_val_if_fail ( (pizza != NULL), -1 );
+    g_return_val_if_fail ( (GTK_IS_PIZZA (pizza)), -1 );
+
+    return pizza->m_yoffset;
+}
+
+void       gtk_pizza_set_xoffset     (GtkPizza          *pizza, gint xoffset)
+{
+    g_return_if_fail (pizza != NULL);
+    g_return_if_fail (GTK_IS_PIZZA (pizza));
+
+    pizza->m_xoffset = xoffset;
+    // do something
+}
+
+void       gtk_pizza_set_yoffset     (GtkPizza          *pizza, gint yoffset)
+{
+    g_return_if_fail (pizza != NULL);
+    g_return_if_fail (GTK_IS_PIZZA (pizza));
+
+    pizza->m_xoffset = yoffset;
+    // do something
+}
+
+gint       gtk_pizza_get_rtl_offset  (GtkPizza          *pizza)
+{
+    gint width;
+    gint border;
+
+    g_return_val_if_fail ( (pizza != NULL), 0 );
+    g_return_val_if_fail ( (GTK_IS_PIZZA (pizza)), 0 );
+    
+    if (!pizza->bin_window) return 0;
+    
+    gdk_window_get_geometry( pizza->bin_window, NULL, NULL, &width, NULL, NULL );
+    
+    if (pizza->shadow_type == GTK_MYSHADOW_NONE)
+        border = 0;
+    else
+    if (pizza->shadow_type == GTK_MYSHADOW_THIN)
+        border = 1;
+    else
+        border = 2;
+        
+    return width-border*2;
+}
+
+
 static void
 gtk_pizza_scroll_set_adjustments (GtkPizza     *pizza,
                                     GtkAdjustment  *hadj,
@@ -240,16 +290,6 @@ gtk_pizza_set_shadow_type (GtkPizza        *pizza,
     }
 }
 
-void
-gtk_pizza_set_external (GtkPizza  *pizza,
-                        gboolean   expose)
-{
-    g_return_if_fail (pizza != NULL);
-    g_return_if_fail (GTK_IS_PIZZA (pizza));
-
-    pizza->external_expose = expose;
-}
-
 void
 gtk_pizza_put (GtkPizza   *pizza,
                GtkWidget  *widget,
@@ -264,6 +304,12 @@ gtk_pizza_put (GtkPizza   *pizza,
     g_return_if_fail (GTK_IS_PIZZA (pizza));
     g_return_if_fail (widget != NULL);
 
+    if (gtk_widget_get_direction( GTK_WIDGET(pizza) ) == GTK_TEXT_DIR_RTL)
+    {
+        /* reverse horizontal placement */
+        x = GTK_WIDGET(pizza)->allocation.width - x - width;
+    }
+
     child_info = g_new (GtkPizzaChild, 1);
 
     child_info->widget = widget;
@@ -324,7 +370,7 @@ gtk_pizza_set_size (GtkPizza   *pizza,
             child->y = y;
             child->width = width;
             child->height = height;
-
+            
             gtk_widget_set_size_request (widget, width, height);
 
             return;
@@ -480,8 +526,8 @@ gtk_pizza_unrealize (GtkWidget *widget)
     gdk_window_destroy (pizza->bin_window);
     pizza->bin_window = NULL;
 
-    if (GTK_WIDGET_CLASS (pizza_parent_class)->unrealize)
-       (* GTK_WIDGET_CLASS (pizza_parent_class)->unrealize) (widget);
+    if (pizza_parent_class->unrealize)
+        pizza_parent_class->unrealize(widget);
 }
 
 static void
@@ -526,6 +572,7 @@ gtk_pizza_size_allocate (GtkWidget     *widget,
     gint x,y,w,h;
     GtkPizzaChild *child;
     GList *children;
+    gboolean only_resize;
 
     g_return_if_fail (widget != NULL);
     g_return_if_fail (GTK_IS_PIZZA(widget));
@@ -533,6 +580,8 @@ gtk_pizza_size_allocate (GtkWidget     *widget,
 
     pizza = GTK_PIZZA (widget);
 
+    only_resize = ((widget->allocation.x == allocation->x) &&
+                   (widget->allocation.y == allocation->y));
     widget->allocation = *allocation;
 
     if (pizza->shadow_type == GTK_MYSHADOW_NONE)
@@ -554,8 +603,12 @@ gtk_pizza_size_allocate (GtkWidget     *widget,
 
     if (GTK_WIDGET_REALIZED (widget))
     {
-        gdk_window_move_resize( widget->window, x, y, w, h );
-        gdk_window_move_resize( pizza->bin_window, 0, 0, w, h );
+        if (only_resize)
+            gdk_window_resize( widget->window, w, h );
+        else
+            gdk_window_move_resize( widget->window, x, y, w, h );
+            
+        gdk_window_resize( pizza->bin_window, w, h );
     }
 
     children = pizza->children;
@@ -578,16 +631,12 @@ gtk_pizza_expose (GtkWidget      *widget,
     g_return_val_if_fail (GTK_IS_PIZZA (widget), FALSE);
     g_return_val_if_fail (event != NULL, FALSE);
 
-    pizza = GTK_PIZZA (widget);
+    pizza = (GtkPizza*)widget;
 
     if (event->window != pizza->bin_window)
         return FALSE;
 
-    /* We handle all expose events in window.cpp now. */
-    if (pizza->external_expose)
-        return FALSE;
-
-    (* GTK_WIDGET_CLASS (pizza_parent_class)->expose_event) (widget, event);
+    pizza_parent_class->expose_event(widget, event);
 
     return FALSE;
 }
@@ -601,7 +650,7 @@ gtk_pizza_style_set(GtkWidget *widget, GtkStyle  *previous_style)
         gtk_style_set_background(widget->style, GTK_PIZZA(widget)->bin_window, GTK_STATE_NORMAL );
     }
 
-    (* GTK_WIDGET_CLASS (pizza_parent_class)->style_set) (widget, previous_style);
+    pizza_parent_class->style_set(widget, previous_style);
 }
 
 static void
@@ -688,12 +737,31 @@ gtk_pizza_allocate_child (GtkPizza      *pizza,
     GtkAllocation allocation;
     GtkRequisition requisition;
 
-    allocation.x = child->x - pizza->xoffset;
-    allocation.y = child->y - pizza->yoffset;
+    allocation.x = child->x - pizza->m_xoffset;
+    allocation.y = child->y - pizza->m_yoffset;
     gtk_widget_get_child_requisition (child->widget, &requisition);
     allocation.width = requisition.width;
     allocation.height = requisition.height;
 
+    if (gtk_widget_get_direction( GTK_WIDGET(pizza) ) == GTK_TEXT_DIR_RTL)
+    {
+        /* reverse horizontal placement */
+        gint offset,border; 
+        
+        offset = GTK_WIDGET(pizza)->allocation.width;
+        
+        if (pizza->shadow_type == GTK_MYSHADOW_NONE)
+            border = 0;
+        else
+            if (pizza->shadow_type == GTK_MYSHADOW_THIN)
+            border = 1;
+        else
+            border = 2;
+        offset -= border*2;
+            
+        allocation.x = offset - child->x - allocation.width - pizza->m_xoffset; 
+    }
+    
     gtk_widget_size_allocate (child->widget, &allocation);
 }
 
@@ -747,8 +815,8 @@ gtk_pizza_adjust_allocations (GtkPizza *pizza,
 void
 gtk_pizza_scroll (GtkPizza *pizza, gint dx, gint dy)
 {
-    pizza->xoffset += dx;
-    pizza->yoffset += dy;
+    pizza->m_xoffset += dx;
+    pizza->m_yoffset += dy;
 
     gtk_pizza_adjust_allocations (pizza, -dx, -dy);