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server: Invalidate the correct region when custom valid rects are specified.

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This commit is contained in:
Alexandre Julliard 2008-01-22 20:06:35 +01:00
parent 2f69329a37
commit 2921f5c156
1 changed files with 24 additions and 20 deletions
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44
server/window.c
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@ -1500,42 +1500,46 @@ static void set_window_pos( struct window *win, struct window *previous,
client_changed = (client_rect->left - old_client_rect.left != x_offset ||
client_rect->right - old_client_rect.right != x_offset ||
client_rect->top - old_client_rect.top != y_offset ||
client_rect->bottom - old_client_rect.bottom != y_offset);
client_rect->bottom - old_client_rect.bottom != y_offset ||
!valid_rects ||
memcmp( &valid_rects[0], client_rect, sizeof(*client_rect) ));
}
if (frame_changed || client_changed)
{
struct region *tmp = create_empty_region();
struct region *win_rgn = old_vis_rgn; /* reuse previous region */
if (tmp)
set_region_rect( win_rgn, window_rect );
if (valid_rects)
{
/* subtract the valid portion of client rect from the total region */
if (!client_changed)
set_region_rect( tmp, client_rect );
else if (valid_rects)
set_region_rect( tmp, &valid_rects[0] );
set_region_rect( old_vis_rgn, window_rect );
if (!subtract_region( tmp, old_vis_rgn, tmp )) free_region( tmp );
else
struct region *tmp = create_empty_region();
if (tmp)
{
if (!is_desktop_window(win))
offset_region( tmp, -client_rect->left, -client_rect->top );
if (exposed_rgn)
{
union_region( exposed_rgn, exposed_rgn, tmp );
free_region( tmp );
}
else exposed_rgn = tmp;
set_region_rect( tmp, &valid_rects[0] );
if (subtract_region( tmp, win_rgn, tmp )) win_rgn = tmp;
else free_region( tmp );
}
}
if (!is_desktop_window(win))
offset_region( win_rgn, -client_rect->left, -client_rect->top );
if (exposed_rgn)
{
union_region( exposed_rgn, exposed_rgn, win_rgn );
if (win_rgn != old_vis_rgn) free_region( win_rgn );
}
else
{
exposed_rgn = win_rgn;
if (win_rgn == old_vis_rgn) old_vis_rgn = NULL;
}
}
if (exposed_rgn)
redraw_window( win, exposed_rgn, 1, RDW_INVALIDATE | RDW_ERASE | RDW_FRAME | RDW_ALLCHILDREN );
done:
free_region( old_vis_rgn );
if (old_vis_rgn) free_region( old_vis_rgn );
if (exposed_rgn) free_region( exposed_rgn );
clear_error(); /* we ignore out of memory errors once the new rects have been set */
}