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handle theme change which changes window border width

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@70482 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Paul Cornett
2012-01-31 07:30:11 +00:00
parent 10effff832
commit 030f4112fc
2 changed files with 31 additions and 21 deletions
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34
src/gtk/win_gtk.cpp
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@@ -39,34 +39,36 @@ struct wxPizzaClass
static void size_allocate(GtkWidget* widget, GtkAllocation* alloc)
{
const bool is_resize =
widget->allocation.width != alloc->width ||
widget->allocation.height != alloc->height;
const bool is_move =
widget->allocation.x != alloc->x ||
widget->allocation.y != alloc->y;
wxPizza* pizza = WX_PIZZA(widget);
int border_x, border_y;
pizza->get_border_widths(border_x, border_y);
int w = alloc->width - 2 * border_x;
if (w < 0) w = 0;
if (gtk_widget_get_realized(widget) && (is_move || is_resize))
if (gtk_widget_get_realized(widget))
{
int h = alloc->height - 2 * border_y;
if (h < 0) h = 0;
const int x = alloc->x + border_x;
const int y = alloc->y + border_y;
gdk_window_move_resize(widget->window,
alloc->x + border_x, alloc->y + border_y, w, h);
GdkWindow* window = gtk_widget_get_window(widget);
int old_x, old_y;
gdk_window_get_position(window, &old_x, &old_y);
if (is_resize && (border_x || border_y))
if (x != old_x || y != old_y ||
w != gdk_window_get_width(window) || h != gdk_window_get_height(window))
{
// old and new border areas need to be invalidated,
// otherwise they will not be erased/redrawn properly
GdkWindow* parent = gtk_widget_get_parent_window(widget);
gdk_window_invalidate_rect(parent, &widget->allocation, false);
gdk_window_invalidate_rect(parent, alloc, false);
gdk_window_move_resize(window, x, y, w, h);
if (border_x + border_y)
{
// old and new border areas need to be invalidated,
// otherwise they will not be erased/redrawn properly
GdkWindow* parent = gtk_widget_get_parent_window(widget);
gdk_window_invalidate_rect(parent, &widget->allocation, false);
gdk_window_invalidate_rect(parent, alloc, false);
}
}
}