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Bugfix: Ignore ConfigureRequests with out-of-bound coordinates (+test)

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JDownloader seems to use these for its captcha popups when focus is not on the
same workspace, for some weird reason.
This commit is contained in:
Michael Stapelberg
2011-12-17 17:15:52 +00:00
parent fcfdfedcb5
commit 75c57c4eef
2 changed files with 49 additions and 11 deletions
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42
src/handlers.c
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@ -376,25 +376,45 @@ static int handle_configure_request(xcb_configure_request_event_t *event) {
bsr.height -= deco_height;
}
Con *floatingcon = con->parent;
DLOG("Container is a floating leaf node, will do that.\n");
Rect newrect = floatingcon->rect;
if (event->value_mask & XCB_CONFIG_WINDOW_X) {
floatingcon->rect.x = event->x + (-1) * bsr.x;
DLOG("proposed x = %d, new x is %d\n", event->x, floatingcon->rect.x);
newrect.x = event->x + (-1) * bsr.x;
DLOG("proposed x = %d, new x is %d\n", event->x, newrect.x);
}
if (event->value_mask & XCB_CONFIG_WINDOW_Y) {
floatingcon->rect.y = event->y + (-1) * bsr.y;
DLOG("proposed y = %d, new y is %d\n", event->y, floatingcon->rect.y);
newrect.y = event->y + (-1) * bsr.y;
DLOG("proposed y = %d, new y is %d\n", event->y, newrect.y);
}
if (event->value_mask & XCB_CONFIG_WINDOW_WIDTH) {
floatingcon->rect.width = event->width + (-1) * bsr.width;
floatingcon->rect.width += con->border_width * 2;
DLOG("proposed width = %d, new width is %d (x11 border %d)\n", event->width, floatingcon->rect.width, con->border_width);
newrect.width = event->width + (-1) * bsr.width;
newrect.width += con->border_width * 2;
DLOG("proposed width = %d, new width is %d (x11 border %d)\n",
event->width, newrect.width, con->border_width);
}
if (event->value_mask & XCB_CONFIG_WINDOW_HEIGHT) {
floatingcon->rect.height = event->height + (-1) * bsr.height;
floatingcon->rect.height += con->border_width * 2;
DLOG("proposed height = %d, new height is %d (x11 border %d)\n", event->height, floatingcon->rect.height, con->border_width);
newrect.height = event->height + (-1) * bsr.height;
newrect.height += con->border_width * 2;
DLOG("proposed height = %d, new height is %d (x11 border %d)\n",
event->height, newrect.height, con->border_width);
}
/* Sanity check: Are the new coordinates on any output? If not, we
* ignore that request. */
Output *output = get_output_containing(
newrect.x + (newrect.width / 2),
newrect.y + (newrect.height / 2));
if (!output) {
ELOG("No output found at destination coordinates. Ignoring this ConfigureRequest.\n");
fake_absolute_configure_notify(con);
return 0;
}
DLOG("Container is a floating leaf node, will do that.\n");
floatingcon->rect = newrect;
floating_maybe_reassign_ws(floatingcon);
tree_render();
}