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Don't allow framesets to scroll out of view.

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svn path=/trunk/netsurf/; revision=13291
This commit is contained in:
Steve Fryatt 2011-12-17 23:25:06 +00:00
parent b61670510f
commit 1631f3a4cb
1 changed files with 15 additions and 2 deletions
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17
riscos/window.c
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@ -1618,6 +1618,16 @@ void ro_gui_window_open(wimp_open *open)
/* first resize stops any flickering by making the URL window on top */
ro_gui_url_complete_resize(g->toolbar, PTR_WIMP_OPEN(&state));
/* Windows containing framesets can only be scrolled via the core, which
* is implementing frame scrollbars itself. The x and y offsets are
* therefore fixed.
*/
if (g->bw->children != NULL) {
state.xscroll = 0;
state.yscroll = toolbar_height;
}
error = xwimp_open_window_nested_with_flags(&state, parent, linkage);
if (error) {
LOG(("xwimp_open_window: 0x%x: %s",
@ -3105,9 +3115,12 @@ void ro_gui_window_scroll_action(struct gui_window *g,
handled = browser_window_scroll_at_point(g->bw, pos.x, pos.y,
step_x / 2, -step_y / 2);
/* If the core didn't do the scrolling, handle it via the Wimp. */
/* If the core didn't do the scrolling, handle it via the Wimp.
* Windows which contain frames can only be scrolled by the core,
* because it implements frame scroll bars.
*/
if (!handled) {
if (!handled && g->bw->children == NULL) {
state.xscroll += step_x;
state.yscroll += step_y;