Patch from Hartwig for wxMac implementation

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

diff --git a/src/gtk/win_gtk.c b/src/gtk/win_gtk.c
index 232fb546531b78ce44e4594cd65fc7d9cef7ba4e..d0955231ceaaf3488c524cc2a0efe02d513f8cbf 100644 (file)
--- a/src/gtk/win_gtk.c
+++ b/src/gtk/win_gtk.c
@@ -20,8 +20,26 @@
 extern "C" {
 #endif /* __cplusplus */
 
+typedef struct _GtkPizzaChild GtkPizzaChild;
+typedef struct _GtkPizzaClass GtkPizzaClass;
 typedef struct _GtkPizzaAdjData  GtkPizzaAdjData;
 
+struct _GtkPizzaClass
+{
+  GtkContainerClass parent_class;
+
+  void  (*set_scroll_adjustments)   (GtkPizza     *pizza,
+                                     GtkAdjustment  *hadjustment,
+                                     GtkAdjustment  *vadjustment);
+};
+
+struct _GtkPizzaChild
+{
+    GtkWidget *widget;
+    gint x;
+    gint y;
+};
+
 struct _GtkPizzaAdjData
 {
     gint dx;
@@ -71,7 +89,7 @@ gtk_pizza_get_type ()
 
     if (!pizza_type)
     {
-        static const GTypeInfo pizza_info =
+        const GTypeInfo pizza_info =
         {
             sizeof (GtkPizzaClass),
             NULL,           /* base_init */
@@ -180,6 +198,7 @@ gtk_pizza_child_type (GtkContainer     *container)
 static void
 gtk_pizza_init (GtkPizza *pizza)
 {
+    GTK_WIDGET_SET_FLAGS (pizza, GTK_CAN_FOCUS);
     GTK_WIDGET_UNSET_FLAGS (pizza, GTK_NO_WINDOW);
 
     pizza->children = NULL;
@@ -196,6 +215,20 @@ gtk_pizza_new ()
     GtkPizza *pizza;
 
     pizza = g_object_new (gtk_pizza_get_type (), NULL);
+    
+    pizza->m_noscroll = FALSE;
+
+    return GTK_WIDGET (pizza);
+}
+
+GtkWidget*
+gtk_pizza_new_no_scroll ()
+{
+    GtkPizza *pizza;
+
+    pizza = g_object_new (gtk_pizza_get_type (), NULL);
+
+    pizza->m_noscroll = TRUE;
 
     return GTK_WIDGET (pizza);
 }
@@ -240,11 +273,11 @@ gint       gtk_pizza_get_rtl_offset  (GtkPizza          *pizza)
 
     g_return_val_if_fail ( (pizza != NULL), 0 );
     g_return_val_if_fail ( (GTK_IS_PIZZA (pizza)), 0 );
-    
+
     if (!pizza->bin_window) return 0;
-    
+
     border = pizza->container.border_width;
-        
+
     return GTK_WIDGET(pizza)->allocation.width - border*2;
 }
 
@@ -276,8 +309,6 @@ gtk_pizza_put (GtkPizza   *pizza,
     child_info->widget = widget;
     child_info->x = x;
     child_info->y = y;
-    child_info->width = width;
-    child_info->height = height;
 
     pizza->children = g_list_append (pizza->children, child_info);
 
@@ -286,6 +317,7 @@ gtk_pizza_put (GtkPizza   *pizza,
 
     gtk_widget_set_parent (widget, GTK_WIDGET (pizza));
 
+    gtk_widget_set_size_request( widget, width, height );
     if (GTK_WIDGET_REALIZED (pizza))
         gtk_pizza_allocate_child (pizza, child_info);
 }
@@ -323,16 +355,13 @@ gtk_pizza_set_size (GtkPizza   *pizza,
 
         if (child->widget == widget)
         {
-            if ((child->x == x) &&
-                (child->y == y) &&
-                (child->width == width) &&
-                (child->height == height)) return;
-
-            child->x = x;
-            child->y = y;
-            child->width = width;
-            child->height = height;
-            
+            if (child->x != x || child->y != y)
+            {
+                child->x = x;
+                child->y = y;
+                gtk_widget_queue_resize(widget);
+            }
+
             gtk_widget_set_size_request (widget, width, height);
 
             return;
@@ -379,6 +408,7 @@ gtk_pizza_realize (GtkWidget *widget)
     GtkPizzaChild *child;
     GList *children;
     int border;
+    int w, h;
 
     g_return_if_fail (widget != NULL);
     g_return_if_fail (GTK_IS_PIZZA (widget));
@@ -393,16 +423,24 @@ gtk_pizza_realize (GtkWidget *widget)
     attributes.width = widget->allocation.width;
     attributes.height = widget->allocation.height;
 
-    border = pizza->container.border_width;
-    attributes.x += border;
-    attributes.y += border;
-    attributes.width -= 2 * border;
-    attributes.height -= 2 * border;
-
     /* minimal size */
     if (attributes.width < 2) attributes.width = 2;
     if (attributes.height < 2) attributes.height = 2;
 
+    border = pizza->container.border_width;
+    w = attributes.width  - 2 * border;
+    h = attributes.height - 2 * border;
+    if (w < 2) w = 2;
+    if (h < 2) h = 2;
+
+    if (!pizza->m_noscroll)
+    {
+        attributes.x += border;
+        attributes.y += border;
+        attributes.width  = w;
+        attributes.height = h;
+    }
+
     attributes.wclass = GDK_INPUT_OUTPUT;
     attributes.visual = gtk_widget_get_visual (widget);
     attributes.colormap = gtk_widget_get_colormap (widget);
@@ -415,6 +453,13 @@ gtk_pizza_realize (GtkWidget *widget)
 
     attributes.x = 0;
     attributes.y = 0;
+    if (pizza->m_noscroll)
+    {
+        attributes.x = border;
+        attributes.y = border;
+        attributes.width  = w;
+        attributes.height = h;
+    }
 
     attributes.event_mask = gtk_widget_get_events (widget);
     attributes.event_mask |= GDK_EXPOSURE_MASK              |
@@ -529,25 +574,38 @@ gtk_pizza_size_allocate (GtkWidget     *widget,
                    (widget->allocation.y == allocation->y));
     widget->allocation = *allocation;
 
-    border = pizza->container.border_width;
-    
-    x = allocation->x + border;
-    y = allocation->y + border;
-    w = allocation->width - border*2;
-    h = allocation->height - border*2;
-    if (w < 0)
-        w = 0;
-    if (h < 0)
-        h = 0;
-
-    if (GTK_WIDGET_REALIZED (widget))
+    if (GTK_WIDGET_REALIZED(widget))
     {
-        if (only_resize)
-            gdk_window_resize( widget->window, w, h );
+        border = pizza->container.border_width;
+
+        x = allocation->x + border;
+        y = allocation->y + border;
+        w = allocation->width - border*2;
+        h = allocation->height - border*2;
+        if (w < 0)
+            w = 0;
+        if (h < 0)
+            h = 0;
+
+        if (pizza->m_noscroll)
+        {
+            if (only_resize)
+                gdk_window_resize( widget->window, allocation->width, allocation->height );
+            else
+                gdk_window_move_resize( widget->window, allocation->x, allocation->y, 
+                                                        allocation->width, allocation->height );
+
+            gdk_window_move_resize( pizza->bin_window, border, border, w, h );
+        }
         else
-            gdk_window_move_resize( widget->window, x, y, 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 );
+            gdk_window_resize( pizza->bin_window, w, h );
+        }
     }
 
     children = pizza->children;
@@ -665,15 +723,15 @@ gtk_pizza_allocate_child (GtkPizza      *pizza,
     if (gtk_widget_get_direction( GTK_WIDGET(pizza) ) == GTK_TEXT_DIR_RTL)
     {
         /* reverse horizontal placement */
-        gint offset,border; 
-        
+        gint offset,border;
+
         offset = GTK_WIDGET(pizza)->allocation.width;
         border = pizza->container.border_width;
         offset -= border*2;
-            
-        allocation.x = offset - child->x - allocation.width + pizza->m_xoffset; 
+
+        allocation.x = offset - child->x - allocation.width + pizza->m_xoffset;
     }
-    
+
     gtk_widget_size_allocate (child->widget, &allocation);
 }