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Diffstat (limited to 'src/plugins/platforms/xcb/qxcbwindow.cpp')
-rw-r--r--src/plugins/platforms/xcb/qxcbwindow.cpp85
1 files changed, 61 insertions, 24 deletions
diff --git a/src/plugins/platforms/xcb/qxcbwindow.cpp b/src/plugins/platforms/xcb/qxcbwindow.cpp
index 9e7e1a5572..45bac8ee85 100644
--- a/src/plugins/platforms/xcb/qxcbwindow.cpp
+++ b/src/plugins/platforms/xcb/qxcbwindow.cpp
@@ -93,6 +93,8 @@ enum {
QT_BEGIN_NAMESPACE
+Q_LOGGING_CATEGORY(lcQpaWindow, "qt.qpa.window");
+
Q_DECLARE_TYPEINFO(xcb_rectangle_t, Q_PRIMITIVE_TYPE);
#undef FocusIn
@@ -258,7 +260,7 @@ enum : quint32 {
| XCB_EVENT_MASK_POINTER_MOTION,
transparentForInputEventMask = baseEventMask
- | XCB_EVENT_MASK_VISIBILITY_CHANGE | XCB_EVENT_MASK_RESIZE_REDIRECT
+ | XCB_EVENT_MASK_VISIBILITY_CHANGE
| XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT
| XCB_EVENT_MASK_COLOR_MAP_CHANGE | XCB_EVENT_MASK_OWNER_GRAB_BUTTON
};
@@ -297,11 +299,6 @@ void QXcbWindow::create()
return;
}
- QPlatformWindow::setGeometry(rect);
-
- if (platformScreen != currentScreen)
- QWindowSystemInterface::handleWindowScreenChanged(window(), platformScreen->QPlatformScreen::screen());
-
const QSize minimumSize = windowMinimumSize();
if (rect.width() > 0 || rect.height() > 0) {
rect.setWidth(qBound(1, rect.width(), XCOORD_MAX));
@@ -313,6 +310,11 @@ void QXcbWindow::create()
rect.setHeight(QHighDpi::toNativePixels(int(defaultWindowHeight), platformScreen->QPlatformScreen::screen()));
}
+ QPlatformWindow::setGeometry(rect);
+
+ if (platformScreen != currentScreen)
+ QWindowSystemInterface::handleWindowScreenChanged(window(), platformScreen->QPlatformScreen::screen());
+
xcb_window_t xcb_parent_id = platformScreen->root();
if (parent()) {
xcb_parent_id = static_cast<QXcbWindow *>(parent())->xcb_window();
@@ -555,6 +557,7 @@ void QXcbWindow::destroy()
}
m_mapped = false;
+ m_recreationReasons = RecreationNotNeeded;
if (m_pendingSyncRequest)
m_pendingSyncRequest->invalidate();
@@ -689,6 +692,11 @@ void QXcbWindow::setVisible(bool visible)
void QXcbWindow::show()
{
if (window()->isTopLevel()) {
+ if (m_recreationReasons != RecreationNotNeeded) {
+ qCDebug(lcQpaWindow) << "QXcbWindow: need to recreate window" << window() << m_recreationReasons;
+ create();
+ m_recreationReasons = RecreationNotNeeded;
+ }
// update WM_NORMAL_HINTS
propagateSizeHints();
@@ -698,7 +706,7 @@ void QXcbWindow::show()
if (isTransient(window())) {
const QWindow *tp = window()->transientParent();
if (tp && tp->handle())
- transientXcbParent = static_cast<const QXcbWindow *>(tp->handle())->winId();
+ transientXcbParent = tp->handle()->winId();
// Default to client leader if there is no transient parent, else modal dialogs can
// be hidden by their parents.
if (!transientXcbParent)
@@ -904,6 +912,12 @@ void QXcbWindow::setWindowFlags(Qt::WindowFlags flags)
if (type == Qt::Popup)
flags |= Qt::X11BypassWindowManagerHint;
+ Qt::WindowFlags oldflags = window()->flags();
+ if ((oldflags & Qt::WindowStaysOnTopHint) != (flags & Qt::WindowStaysOnTopHint))
+ m_recreationReasons |= WindowStaysOnTopHintChanged;
+ if ((oldflags & Qt::WindowStaysOnBottomHint) != (flags & Qt::WindowStaysOnBottomHint))
+ m_recreationReasons |= WindowStaysOnBottomHintChanged;
+
const quint32 mask = XCB_CW_OVERRIDE_REDIRECT | XCB_CW_EVENT_MASK;
const quint32 values[] = {
// XCB_CW_OVERRIDE_REDIRECT
@@ -1125,27 +1139,44 @@ void QXcbWindow::setWindowState(Qt::WindowStates state)
if (state == m_windowState)
return;
- if ((m_windowState & Qt::WindowMinimized) && !(state & Qt::WindowMinimized)) {
+ // unset old state
+ if (m_windowState & Qt::WindowMinimized)
xcb_map_window(xcb_connection(), m_window);
- } else if (!(m_windowState & Qt::WindowMinimized) && (state & Qt::WindowMinimized)) {
- xcb_client_message_event_t event;
+ if (m_windowState & Qt::WindowMaximized)
+ setNetWmState(false,
+ atom(QXcbAtom::_NET_WM_STATE_MAXIMIZED_HORZ),
+ atom(QXcbAtom::_NET_WM_STATE_MAXIMIZED_VERT));
+ if (m_windowState & Qt::WindowFullScreen)
+ setNetWmState(false, atom(QXcbAtom::_NET_WM_STATE_FULLSCREEN));
- event.response_type = XCB_CLIENT_MESSAGE;
- event.format = 32;
- event.sequence = 0;
- event.window = m_window;
- event.type = atom(QXcbAtom::WM_CHANGE_STATE);
- event.data.data32[0] = XCB_ICCCM_WM_STATE_ICONIC;
- event.data.data32[1] = 0;
- event.data.data32[2] = 0;
- event.data.data32[3] = 0;
- event.data.data32[4] = 0;
+ // set new state
+ if (state & Qt::WindowMinimized) {
+ {
+ xcb_client_message_event_t event;
+
+ event.response_type = XCB_CLIENT_MESSAGE;
+ event.format = 32;
+ event.sequence = 0;
+ event.window = m_window;
+ event.type = atom(QXcbAtom::WM_CHANGE_STATE);
+ event.data.data32[0] = XCB_ICCCM_WM_STATE_ICONIC;
+ event.data.data32[1] = 0;
+ event.data.data32[2] = 0;
+ event.data.data32[3] = 0;
+ event.data.data32[4] = 0;
- xcb_send_event(xcb_connection(), 0, xcbScreen()->root(),
- XCB_EVENT_MASK_STRUCTURE_NOTIFY | XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT,
- (const char *)&event);
+ xcb_send_event(xcb_connection(), 0, xcbScreen()->root(),
+ XCB_EVENT_MASK_STRUCTURE_NOTIFY | XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT,
+ (const char *)&event);
+ }
m_minimized = true;
}
+ if (state & Qt::WindowMaximized)
+ setNetWmState(true,
+ atom(QXcbAtom::_NET_WM_STATE_MAXIMIZED_HORZ),
+ atom(QXcbAtom::_NET_WM_STATE_MAXIMIZED_VERT));
+ if (state & Qt::WindowFullScreen)
+ setNetWmState(true, atom(QXcbAtom::_NET_WM_STATE_FULLSCREEN));
setNetWmState(state);
@@ -1313,6 +1344,12 @@ void QXcbWindow::setWindowIcon(const QIcon &icon)
}
if (!icon_data.isEmpty()) {
+ // Ignore icon exceeding maximum xcb request length
+ if (size_t(icon_data.size()) > xcb_get_maximum_request_length(xcb_connection())) {
+ qWarning("Ignoring window icon: Size %d exceeds maximum xcb request length %u.",
+ icon_data.size(), xcb_get_maximum_request_length(xcb_connection()));
+ return;
+ }
xcb_change_property(xcb_connection(),
XCB_PROP_MODE_REPLACE,
m_window,
@@ -1602,7 +1639,7 @@ void QXcbWindow::setWmWindowType(QXcbWindowFunctions::WmWindowTypes types, Qt::W
break;
}
- if ((flags & Qt::FramelessWindowHint) && !(type & QXcbWindowFunctions::KdeOverride)) {
+ if ((flags & Qt::FramelessWindowHint) && !(types & QXcbWindowFunctions::KdeOverride)) {
// override netwm type - quick and easy for KDE noborder
atoms.append(atom(QXcbAtom::_KDE_NET_WM_WINDOW_TYPE_OVERRIDE));
}