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Implement ShowWindowMenu for XCB

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This commit is contained in:
Ilya Fedin 2020-10-16 08:46:20 +04:00 • committed by John Preston
parent 8f5b136003
commit d73d3cd43d
1 changed files with 47 additions and 2 deletions
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49
Telegram/SourceFiles/platform/linux/specific_linux.cpp
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@ -374,6 +374,51 @@ bool StartXCBMoveResize(QWindow *window, int edges) {
return true; return true;
} }
bool ShowXCBWindowMenu(QWindow *window) {
const auto connection = base::Platform::XCB::GetConnectionFromQt();
if (!connection) {
return false;
}
const auto root = base::Platform::XCB::GetRootWindowFromQt();
if (!root.has_value()) {
return false;
}
const auto showWindowMenuAtom = base::Platform::XCB::GetAtom(
connection,
"_GTK_SHOW_WINDOW_MENU");
if (!showWindowMenuAtom.has_value()) {
return false;
}
const auto globalPos = QCursor::pos();
xcb_client_message_event_t xev;
xev.response_type = XCB_CLIENT_MESSAGE;
xev.type = *showWindowMenuAtom;
xev.sequence = 0;
xev.window = window->winId();
xev.format = 32;
xev.data.data32[0] = 0;
xev.data.data32[1] = globalPos.x();
xev.data.data32[2] = globalPos.y();
xev.data.data32[3] = 0;
xev.data.data32[4] = 0;
xcb_ungrab_pointer(connection, XCB_CURRENT_TIME);
xcb_send_event(
connection,
false,
*root,
XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT
| XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY,
reinterpret_cast<const char*>(&xev));
return true;
}
bool StartWaylandMove(QWindow *window) { bool StartWaylandMove(QWindow *window) {
// There are startSystemMove on Qt 5.15 // There are startSystemMove on Qt 5.15
#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0) && !defined DESKTOP_APP_QT_PATCHED #if QT_VERSION < QT_VERSION_CHECK(5, 15, 0) && !defined DESKTOP_APP_QT_PATCHED
@ -811,9 +856,9 @@ bool StartSystemResize(QWindow *window, Qt::Edges edges) {
bool ShowWindowMenu(QWindow *window) { bool ShowWindowMenu(QWindow *window) {
if (IsWayland()) { if (IsWayland()) {
return ShowWaylandWindowMenu(window); return ShowWaylandWindowMenu(window);
} else {
return ShowXCBWindowMenu(window);
} }
return false;
} }
bool SetWindowExtents(QWindow *window, const QMargins &extents) { bool SetWindowExtents(QWindow *window, const QMargins &extents) {