Commit be26c2f5 authored by Thomas Lübking's avatar Thomas Lübking
Browse files

fix restacking ... code

- don't cast Window's to pointers for no apparent reason
bug introduced with ac0f8bfb
- no stupid java style iterators, we've stl everywhere
- postfix in a for loop is a bug. period. ;-)

BUG: 313145
REVIEW: 108864
FIXE-IN: 4.10.1
parent e7177489
......@@ -150,27 +150,24 @@ void Workspace::updateStackingOrder(bool propagate_new_clients)
*/
void Workspace::propagateClients(bool propagate_new_clients)
{
Window *cl; // MW we should not assume WId and Window to be compatible
// when passig pointers around.
// restack the windows according to the stacking order
// 1 - supportWindow, 1 - topmenu_space, 8 - electric borders
QVector<Window*> newWindowStack;
// supportWindow > electric borders > clients > hidden clients
QVector<xcb_window_t> newWindowStack;
// Stack all windows under the support window. The support window is
// not used for anything (besides the NETWM property), and it's not shown,
// but it was lowered after kwin startup. Stacking all clients below
// it ensures that no client will be ever shown above override-redirect
// windows (e.g. popups).
newWindowStack << (Window*)supportWindow->winId();
newWindowStack << supportWindow->winId();
#ifdef KWIN_BUILD_SCREENEDGES
QVectorIterator<xcb_window_t> it(ScreenEdges::self()->windows());
while (it.hasNext()) {
if ((Window)it.next() != None) {
newWindowStack << (Window*)&it;
}
}
newWindowStack << ScreenEdges::self()->windows();
#endif
for (int i = stacking_order.size() - 1; i >= 0; i--) {
newWindowStack.reserve(newWindowStack.size() + 2*stacking_order.size()); // *2 for inputWindow
for (int i = stacking_order.size() - 1; i >= 0; --i) {
Client *client = qobject_cast<Client*>(stacking_order.at(i));
if (!client || client->hiddenPreview()) {
continue;
......@@ -178,26 +175,27 @@ void Workspace::propagateClients(bool propagate_new_clients)
if (client->inputId())
// Stack the input window above the frame
newWindowStack << (Window*)client->inputId();
newWindowStack << client->inputId();
newWindowStack << (Window*)client->frameId();
newWindowStack << client->frameId();
}
// when having hidden previews, stack hidden windows below everything else
// (as far as pure X stacking order is concerned), in order to avoid having
// these windows that should be unmapped to interfere with other windows
for (int i = stacking_order.size() - 1; i >= 0; i--) {
for (int i = stacking_order.size() - 1; i >= 0; --i) {
Client *client = qobject_cast<Client*>(stacking_order.at(i));
if (!client || !client->hiddenPreview())
continue;
newWindowStack << (Window*)client->frameId();
newWindowStack << client->frameId();
}
// TODO isn't it too inefficient to restack always all clients?
// TODO don't restack not visible windows?
assert(newWindowStack.at(0) == (Window*)supportWindow->winId());
XRestackWindows(display(), (Window*)newWindowStack.data(), newWindowStack.count());
assert(newWindowStack.at(0) == supportWindow->winId());
Xcb::restackWindows(newWindowStack);
int pos = 0;
Window *cl(NULL);
if (propagate_new_clients) {
cl = new Window[ desktops.count() + clients.count()];
// TODO this is still not completely in the map order
......
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