xcb: tidy-up has_<extension> variable handling

Change-Id: I666c9d415e366d6b06b05e70e01456c47ac35b4a
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>
This commit is contained in:
Gatis Paeglis 2017-08-04 11:58:25 +02:00
parent 5d2240718c
commit 6c10c54aa8
2 changed files with 9 additions and 8 deletions

View File

@ -538,7 +538,6 @@ QXcbConnection::QXcbConnection(QXcbNativeInterface *nativeInterface, bool canGra
, m_defaultVisualId(defaultVisualId)
, m_displayName(displayName ? QByteArray(displayName) : qgetenv("DISPLAY"))
, m_nativeInterface(nativeInterface)
, has_render_extension(false)
{
#if QT_CONFIG(xcb_xlib)
Display *dpy = XOpenDisplay(m_displayName.constData());
@ -1150,7 +1149,7 @@ void QXcbConnection::handleXcbEvent(xcb_generic_event_t *event)
}
if (!handled) {
if (response_type == xfixes_first_event + XCB_XFIXES_SELECTION_NOTIFY) {
if (has_xfixes && response_type == xfixes_first_event + XCB_XFIXES_SELECTION_NOTIFY) {
xcb_xfixes_selection_notify_event_t *notify_event = reinterpret_cast<xcb_xfixes_selection_notify_event_t *>(event);
setTime(notify_event->timestamp);
#ifndef QT_NO_CLIPBOARD
@ -1971,14 +1970,15 @@ void QXcbConnection::initializeXFixes()
if (!reply || !reply->present)
return;
xfixes_first_event = reply->first_event;
auto xfixes_query = Q_XCB_REPLY(xcb_xfixes_query_version, m_connection,
XCB_XFIXES_MAJOR_VERSION,
XCB_XFIXES_MINOR_VERSION);
if (!xfixes_query || xfixes_query->major_version < 2) {
qWarning("QXcbConnection: Failed to initialize XFixes");
xfixes_first_event = 0;
return;
}
xfixes_first_event = reply->first_event;
has_xfixes = true;
}
void QXcbConnection::initializeXRender()
@ -1988,14 +1988,14 @@ void QXcbConnection::initializeXRender()
if (!reply || !reply->present)
return;
has_render_extension = true;
auto xrender_query = Q_XCB_REPLY(xcb_render_query_version, m_connection,
XCB_RENDER_MAJOR_VERSION,
XCB_RENDER_MINOR_VERSION);
if (!xrender_query || (xrender_query->major_version == 0 && xrender_query->minor_version < 5)) {
qWarning("QXcbConnection: Failed to initialize XRender");
has_render_extension = false;
return;
}
has_render_extension = true;
#endif
}

View File

@ -455,7 +455,7 @@ public:
inline xcb_timestamp_t netWmUserTime() const { return m_netWmUserTime; }
inline void setNetWmUserTime(xcb_timestamp_t t) { if (t > m_netWmUserTime) m_netWmUserTime = t; }
bool hasXFixes() const { return xfixes_first_event > 0; }
bool hasXFixes() const { return has_xfixes; }
bool hasXShape() const { return has_shape_extension; }
bool hasXRandr() const { return has_randr_extension; }
bool hasInputShape() const { return has_input_shape; }
@ -669,12 +669,13 @@ private:
uint32_t xrandr_first_event = 0;
uint32_t xkb_first_event = 0;
bool has_xfixes = false;
bool has_xinerama_extension = false;
bool has_shape_extension = false;
bool has_randr_extension = false;
bool has_input_shape;
bool has_xkb = false;
bool has_render_extension;
bool has_render_extension = false;
Qt::MouseButtons m_buttonState = 0;