diff options
| -rw-r--r-- | src/gui/kernel/qapplication_x11.cpp | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/src/gui/kernel/qapplication_x11.cpp b/src/gui/kernel/qapplication_x11.cpp index 1df442f..6babda9 100644 --- a/src/gui/kernel/qapplication_x11.cpp +++ b/src/gui/kernel/qapplication_x11.cpp @@ -3351,15 +3351,24 @@ int QApplication::x11ProcessEvent(XEvent* event) // update the size for desktop widget int scr = X11->ptrXRRRootToScreen(X11->display, event->xany.window); - QWidget *w = desktop()->screen(scr); + QDesktopWidget *desktop = QApplication::desktop(); + QWidget *w = desktop->screen(scr); QSize oldSize(w->size()); w->data->crect.setWidth(DisplayWidth(X11->display, scr)); w->data->crect.setHeight(DisplayHeight(X11->display, scr)); - if (w->size() != oldSize) { - QResizeEvent e(w->size(), oldSize); - QApplication::sendEvent(w, &e); - emit desktop()->resized(scr); - } + QVarLengthArray<QRect> oldSizes(desktop->numScreens()); + for (int i = 0; i < desktop->numScreens(); ++i) + oldSizes[i] = desktop->screenGeometry(i); + QResizeEvent e(w->size(), oldSize); + QApplication::sendEvent(w, &e); + for (int i = 0; i < qMin(oldSizes.count(), desktop->numScreens()); ++i) { + if (oldSizes[i] != desktop->screenGeometry(i)) + emit desktop->resized(i); + } + for (int i = oldSizes.count(); i < desktop->numScreens(); ++i) + emit desktop->resized(i); // added + for (int i = desktop->numScreens(); i < oldSizes.count(); ++i) + emit desktop->resized(i); // removed } #endif // QT_NO_XRANDR |