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Implement gdk_window_scroll.

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2006-03-21  Anders Carlsson  <andersca@imendio.com>

        * gdk/quartz/gdkgeometry-quartz.c:
        (gdk_window_scroll):
        Implement gdk_window_scroll.
This commit is contained in:
Anders Carlsson 2006-03-21 09:36:46 +00:00 committed by Anders Carlsson
parent 6b1510bf23
commit 03c29e1123
3 changed files with 59 additions and 1 deletions
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6
ChangeLog
View File

@ -1,3 +1,9 @@
2006-03-21 Anders Carlsson <andersca@imendio.com>
* gdk/quartz/gdkgeometry-quartz.c:
(gdk_window_scroll):
Implement gdk_window_scroll.
2006-03-21 Anders Carlsson <andersca@imendio.com>
* gdk/quartz/GdkQuartzWindow.c:

6
ChangeLog.pre-2-10
View File

@ -1,3 +1,9 @@
2006-03-21 Anders Carlsson <andersca@imendio.com>
* gdk/quartz/gdkgeometry-quartz.c:
(gdk_window_scroll):
Implement gdk_window_scroll.
2006-03-21 Anders Carlsson <andersca@imendio.com>
* gdk/quartz/GdkQuartzWindow.c:

48
gdk/quartz/gdkgeometry-quartz.c
View File

@ -27,8 +27,54 @@ gdk_window_scroll (GdkWindow *window,
gint dx,
gint dy)
{
NSRect visible_nsrect;
GdkRectangle visible_rect, scrolled_rect;
GdkRegion *visible_region, *scrolled_region;
GdkRectangle *rects;
gint n_rects, i;
GdkWindowObject *private = GDK_WINDOW_OBJECT (window);
GdkWindowImplQuartz *impl = GDK_WINDOW_IMPL_QUARTZ (private->impl);
GList *list;
g_return_if_fail (GDK_IS_WINDOW (window));
/* FIXME: Implement */
visible_nsrect = [impl->view visibleRect];
visible_rect.x = visible_nsrect.origin.x;
visible_rect.y = visible_nsrect.origin.y;
visible_rect.width = visible_nsrect.size.width;
visible_rect.height = visible_nsrect.size.height;
scrolled_rect = visible_rect;
scrolled_rect.x += dx;
scrolled_rect.y += dy;
gdk_rectangle_intersect (&visible_rect, &scrolled_rect, &scrolled_rect);
visible_region = gdk_region_rectangle (&visible_rect);
scrolled_region = gdk_region_rectangle (&scrolled_rect);
gdk_region_subtract (visible_region, scrolled_region);
[impl->view scrollRect:[impl->view bounds] by:NSMakeSize(dx, dy)];
gdk_region_get_rectangles (visible_region, &rects, &n_rects);
for (i = 0; i < n_rects; i++)
[impl->view setNeedsDisplayInRect:NSMakeRect (rects[i].x, rects[i].y, rects[i].width, rects[i].height)];
g_free (rects);
gdk_region_destroy (visible_region);
gdk_region_destroy (scrolled_region);
/* Move child windows */
for (list = private->children; list; list = list->next)
{
GdkWindowObject *child = GDK_WINDOW_OBJECT (list->data);
gdk_window_move (list->data,
child->x + dx,
child->y + dy);
}
}