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Diffstat (limited to 'src/plugins/platforms/xcb/qxcbconnection.cpp')
-rw-r--r--src/plugins/platforms/xcb/qxcbconnection.cpp94
1 files changed, 81 insertions, 13 deletions
diff --git a/src/plugins/platforms/xcb/qxcbconnection.cpp b/src/plugins/platforms/xcb/qxcbconnection.cpp
index c557109bd1..013ca7369f 100644
--- a/src/plugins/platforms/xcb/qxcbconnection.cpp
+++ b/src/plugins/platforms/xcb/qxcbconnection.cpp
@@ -71,6 +71,10 @@
#undef explicit
#include <xcb/xinput.h>
+#if QT_CONFIG(xcb_xlib)
+#include "qt_xlib_wrapper.h"
+#endif
+
QT_BEGIN_NAMESPACE
Q_LOGGING_CATEGORY(lcQpaXInput, "qt.qpa.input")
@@ -221,6 +225,12 @@ void QXcbConnection::printXcbEvent(const QLoggingCategory &log, const char *mess
}
#define CASE_PRINT_AND_RETURN(name) case name : PRINT_AND_RETURN(#name);
+#define XI_PRINT_AND_RETURN(name) { \
+ qCDebug(log, "%s | XInput Event(%s) | sequence: %d", message, name, sequence); \
+ return; \
+}
+#define XI_CASE_PRINT_AND_RETURN(name) case name : XI_PRINT_AND_RETURN(#name);
+
switch (response_type) {
CASE_PRINT_AND_RETURN( XCB_KEY_PRESS );
CASE_PRINT_AND_RETURN( XCB_KEY_RELEASE );
@@ -255,7 +265,44 @@ void QXcbConnection::printXcbEvent(const QLoggingCategory &log, const char *mess
CASE_PRINT_AND_RETURN( XCB_COLORMAP_NOTIFY );
CASE_PRINT_AND_RETURN( XCB_CLIENT_MESSAGE );
CASE_PRINT_AND_RETURN( XCB_MAPPING_NOTIFY );
- CASE_PRINT_AND_RETURN( XCB_GE_GENERIC );
+ case XCB_GE_GENERIC: {
+ if (hasXInput2() && isXIEvent(event)) {
+ auto *xiDeviceEvent = reinterpret_cast<const xcb_input_button_press_event_t*>(event); // qt_xcb_input_device_event_t
+ switch (xiDeviceEvent->event_type) {
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_KEY_PRESS );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_KEY_RELEASE );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_BUTTON_PRESS );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_BUTTON_RELEASE );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_MOTION );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_ENTER );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_LEAVE );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_FOCUS_IN );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_FOCUS_OUT );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_HIERARCHY );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_PROPERTY );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_RAW_KEY_PRESS );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_RAW_KEY_RELEASE );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_RAW_BUTTON_PRESS );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_RAW_BUTTON_RELEASE );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_RAW_MOTION );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_TOUCH_BEGIN );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_TOUCH_UPDATE );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_TOUCH_END );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_TOUCH_OWNERSHIP );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_RAW_TOUCH_BEGIN );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_RAW_TOUCH_UPDATE );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_RAW_TOUCH_END );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_BARRIER_HIT );
+ XI_CASE_PRINT_AND_RETURN( XCB_INPUT_BARRIER_LEAVE );
+ default:
+ qCDebug(log, "%s | XInput Event(other type) | sequence: %d", message, sequence);
+ return;
+ }
+ } else {
+ qCDebug(log, "%s | %s(%d) | sequence: %d", message, "XCB_GE_GENERIC", response_type, sequence);
+ return;
+ }
+ }
}
// XFixes
if (isXFixesType(response_type, XCB_XFIXES_SELECTION_NOTIFY))
@@ -445,12 +492,12 @@ void QXcbConnection::printXcbError(const char *message, xcb_generic_error_t *err
uint clamped_error_code = qMin<uint>(error->error_code, (sizeof(xcb_errors) / sizeof(xcb_errors[0])) - 1);
uint clamped_major_code = qMin<uint>(error->major_code, (sizeof(xcb_protocol_request_codes) / sizeof(xcb_protocol_request_codes[0])) - 1);
- qCWarning(lcQpaXcb, "%s: %d (%s), sequence: %d, resource id: %d, major code: %d (%s), minor code: %d",
- message,
- int(error->error_code), xcb_errors[clamped_error_code],
- int(error->sequence), int(error->resource_id),
- int(error->major_code), xcb_protocol_request_codes[clamped_major_code],
- int(error->minor_code));
+ qCDebug(lcQpaXcb, "%s: %d (%s), sequence: %d, resource id: %d, major code: %d (%s), minor code: %d",
+ message,
+ int(error->error_code), xcb_errors[clamped_error_code],
+ int(error->sequence), int(error->resource_id),
+ int(error->major_code), xcb_protocol_request_codes[clamped_major_code],
+ int(error->minor_code));
}
static Qt::MouseButtons translateMouseButtons(int s)
@@ -755,15 +802,18 @@ xcb_timestamp_t QXcbConnection::getTimestamp()
{
// send a dummy event to myself to get the timestamp from X server.
xcb_window_t window = rootWindow();
- xcb_atom_t dummyAtom = atom(QXcbAtom::CLIP_TEMPORARY);
- xcb_change_property(xcb_connection(), XCB_PROP_MODE_APPEND, window, dummyAtom,
+ xcb_atom_t dummyAtom = atom(QXcbAtom::_QT_GET_TIMESTAMP);
+ xcb_change_property(xcb_connection(), XCB_PROP_MODE_REPLACE, window, dummyAtom,
XCB_ATOM_INTEGER, 32, 0, nullptr);
connection()->flush();
xcb_generic_event_t *event = nullptr;
- while (!event) {
+ // When disconnection is caused by X server, event will never be able to hold
+ // a valid pointer. isConnected(), which calls xcb_connection_has_error(),
+ // can handle this type of disconnection and properly quits the loop.
+ while (isConnected() && !event) {
connection()->sync();
event = eventQueue()->peek([window, dummyAtom](xcb_generic_event_t *event, int type) {
if (type != XCB_PROPERTY_NOTIFY)
@@ -773,18 +823,30 @@ xcb_timestamp_t QXcbConnection::getTimestamp()
});
}
+ if (!event) {
+ // https://www.x.org/releases/X11R7.7/doc/xproto/x11protocol.html#glossary
+ // > One timestamp value (named CurrentTime) is never generated by the
+ // > server. This value is reserved for use in requests to represent the
+ // > current server time.
+ return XCB_CURRENT_TIME;
+ }
+
xcb_property_notify_event_t *pn = reinterpret_cast<xcb_property_notify_event_t *>(event);
xcb_timestamp_t timestamp = pn->time;
free(event);
- xcb_delete_property(xcb_connection(), window, dummyAtom);
-
return timestamp;
}
xcb_window_t QXcbConnection::getSelectionOwner(xcb_atom_t atom) const
{
- return Q_XCB_REPLY(xcb_get_selection_owner, xcb_connection(), atom)->owner;
+ auto reply = Q_XCB_REPLY(xcb_get_selection_owner, xcb_connection(), atom);
+ if (!reply) {
+ qCDebug(lcQpaXcb) << "failed to query selection owner";
+ return XCB_NONE;
+ }
+
+ return reply->owner;
}
xcb_window_t QXcbConnection::getQtSelectionOwner()
@@ -1008,6 +1070,10 @@ void QXcbConnection::processXcbEvents(QEventLoop::ProcessEventsFlags flags)
m_eventQueue->flushBufferedEvents();
}
+#if QT_CONFIG(xcb_xlib)
+ qt_XFlush(static_cast<Display *>(xlib_display()));
+#endif
+
xcb_flush(xcb_connection());
}
@@ -1139,3 +1205,5 @@ void QXcbConnectionGrabber::release()
}
QT_END_NAMESPACE
+
+#include "moc_qxcbconnection.cpp"