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Diffstat (limited to 'src/plugins/platforms/xcb/qxcbwindow.cpp')
-rw-r--r--src/plugins/platforms/xcb/qxcbwindow.cpp126
1 files changed, 102 insertions, 24 deletions
diff --git a/src/plugins/platforms/xcb/qxcbwindow.cpp b/src/plugins/platforms/xcb/qxcbwindow.cpp
index 076cc1aa80..d2da137591 100644
--- a/src/plugins/platforms/xcb/qxcbwindow.cpp
+++ b/src/plugins/platforms/xcb/qxcbwindow.cpp
@@ -97,6 +97,7 @@
#if defined(XCB_USE_XINPUT2)
#include <X11/extensions/XInput2.h>
+#include <X11/extensions/XI2proto.h>
#endif
#define XCOORD_MAX 16383
@@ -2167,16 +2168,17 @@ void QXcbWindow::handleUnmapNotifyEvent(const xcb_unmap_notify_event_t *event)
}
}
-void QXcbWindow::handleButtonPressEvent(const xcb_button_press_event_t *event)
+void QXcbWindow::handleButtonPressEvent(int event_x, int event_y, int root_x, int root_y,
+ int detail, Qt::KeyboardModifiers modifiers, xcb_timestamp_t timestamp)
{
- const bool isWheel = event->detail >= 4 && event->detail <= 7;
+ const bool isWheel = detail >= 4 && detail <= 7;
if (!isWheel && window() != QGuiApplication::focusWindow()) {
QWindow *w = static_cast<QWindowPrivate *>(QObjectPrivate::get(window()))->eventReceiver();
if (!(w->flags() & Qt::WindowDoesNotAcceptFocus))
w->requestActivate();
}
- updateNetWmUserTime(event->time);
+ updateNetWmUserTime(timestamp);
if (m_embedded) {
if (window() != QGuiApplication::focusWindow()) {
@@ -2187,53 +2189,125 @@ void QXcbWindow::handleButtonPressEvent(const xcb_button_press_event_t *event)
}
}
const int dpr = int(devicePixelRatio());
- QPoint local(event->event_x/dpr, event->event_y/dpr);
- QPoint global = xcbScreen()->mapFromNative(QPoint(event->root_x, event->root_y));
-
- Qt::KeyboardModifiers modifiers = connection()->keyboard()->translateModifiers(event->state);
+ QPoint local(event_x / dpr, event_y / dpr);
+ QPoint global = xcbScreen()->mapFromNative(QPoint(root_x, root_y));
if (isWheel) {
- if (!connection()->isUsingXInput21()) {
+ if (!connection()->isAtLeastXI21()) {
// Logic borrowed from qapplication_x11.cpp
- int delta = 120 * ((event->detail == 4 || event->detail == 6) ? 1 : -1);
- bool hor = (((event->detail == 4 || event->detail == 5)
+ int delta = 120 * ((detail == 4 || detail == 6) ? 1 : -1);
+ bool hor = (((detail == 4 || detail == 5)
&& (modifiers & Qt::AltModifier))
- || (event->detail == 6 || event->detail == 7));
+ || (detail == 6 || detail == 7));
- QWindowSystemInterface::handleWheelEvent(window(), event->time,
+ QWindowSystemInterface::handleWheelEvent(window(), timestamp,
local, global, delta, hor ? Qt::Horizontal : Qt::Vertical, modifiers);
}
return;
}
- handleMouseEvent(event->time, local, global, modifiers);
+ handleMouseEvent(timestamp, local, global, modifiers);
}
-void QXcbWindow::handleButtonReleaseEvent(const xcb_button_release_event_t *event)
+void QXcbWindow::handleButtonReleaseEvent(int event_x, int event_y, int root_x, int root_y,
+ int detail, Qt::KeyboardModifiers modifiers, xcb_timestamp_t timestamp)
{
const int dpr = int(devicePixelRatio());
- QPoint local(event->event_x/dpr, event->event_y/dpr);
- QPoint global = xcbScreen()->mapFromNative(QPoint(event->root_x, event->root_y));
- Qt::KeyboardModifiers modifiers = connection()->keyboard()->translateModifiers(event->state);
+ QPoint local(event_x / dpr, event_y / dpr);
+ QPoint global = xcbScreen()->mapFromNative(QPoint(root_x, root_y));
- if (event->detail >= 4 && event->detail <= 7) {
+ if (detail >= 4 && detail <= 7) {
// mouse wheel, handled in handleButtonPressEvent()
return;
}
- handleMouseEvent(event->time, local, global, modifiers);
+ handleMouseEvent(timestamp, local, global, modifiers);
}
-void QXcbWindow::handleMotionNotifyEvent(const xcb_motion_notify_event_t *event)
+void QXcbWindow::handleMotionNotifyEvent(int event_x, int event_y, int root_x, int root_y,
+ Qt::KeyboardModifiers modifiers, xcb_timestamp_t timestamp)
{
- const int dpr = int(devicePixelRatio());
- QPoint local(event->event_x/dpr, event->event_y/dpr);
if (!xcbScreen())
return;
- QPoint global = xcbScreen()->mapFromNative(QPoint(event->root_x, event->root_y));
+ const int dpr = int(devicePixelRatio());
+ QPoint local(event_x / dpr, event_y / dpr);
+ QPoint global = xcbScreen()->mapFromNative(QPoint(root_x, root_y));
+ handleMouseEvent(timestamp, local, global, modifiers);
+}
+
+// Handlers for plain xcb events. Used only when XI 2.2 or newer is not available.
+void QXcbWindow::handleButtonPressEvent(const xcb_button_press_event_t *event)
+{
Qt::KeyboardModifiers modifiers = connection()->keyboard()->translateModifiers(event->state);
+ handleButtonPressEvent(event->event_x, event->event_y, event->root_x, event->root_y, event->detail,
+ modifiers, event->time);
+}
- handleMouseEvent(event->time, local, global, modifiers);
+void QXcbWindow::handleButtonReleaseEvent(const xcb_button_release_event_t *event)
+{
+ Qt::KeyboardModifiers modifiers = connection()->keyboard()->translateModifiers(event->state);
+ handleButtonReleaseEvent(event->event_x, event->event_y, event->root_x, event->root_y, event->detail,
+ modifiers, event->time);
+}
+
+void QXcbWindow::handleMotionNotifyEvent(const xcb_motion_notify_event_t *event)
+{
+ Qt::KeyboardModifiers modifiers = connection()->keyboard()->translateModifiers(event->state);
+ handleMotionNotifyEvent(event->event_x, event->event_y, event->root_x, event->root_y, modifiers, event->time);
+}
+
+#ifdef XCB_USE_XINPUT22
+static inline int fixed1616ToInt(FP1616 val)
+{
+ return int((qreal(val >> 16)) + (val & 0xFFFF) / (qreal)0xFFFF);
+}
+#endif
+
+// With XI 2.2+ press/release/motion comes here instead of the above handlers.
+void QXcbWindow::handleXIMouseEvent(xcb_ge_event_t *event)
+{
+#ifdef XCB_USE_XINPUT22
+ QXcbConnection *conn = connection();
+ xXIDeviceEvent *ev = reinterpret_cast<xXIDeviceEvent *>(event);
+ const Qt::KeyboardModifiers modifiers = conn->keyboard()->translateModifiers(ev->mods.effective_mods);
+ const int event_x = fixed1616ToInt(ev->event_x);
+ const int event_y = fixed1616ToInt(ev->event_y);
+ const int root_x = fixed1616ToInt(ev->root_x);
+ const int root_y = fixed1616ToInt(ev->root_y);
+
+ conn->keyboard()->updateXKBStateFromXI(&ev->mods, &ev->group);
+
+ const Qt::MouseButton button = conn->xiToQtMouseButton(ev->detail);
+
+ if (ev->buttons_len > 0) {
+ unsigned char *buttonMask = (unsigned char *) &ev[1];
+ for (int i = 1; i <= 15; ++i)
+ conn->setButton(conn->translateMouseButton(i), XIMaskIsSet(buttonMask, i));
+ }
+
+ switch (ev->evtype) {
+ case XI_ButtonPress:
+ qCDebug(lcQpaXInput, "XI2 mouse press, button %d", button);
+ conn->setButton(button, true);
+ handleButtonPressEvent(event_x, event_y, root_x, root_y, ev->detail, modifiers, ev->time);
+ break;
+ case XI_ButtonRelease:
+ qCDebug(lcQpaXInput, "XI2 mouse release, button %d", button);
+ conn->setButton(button, false);
+ handleButtonReleaseEvent(event_x, event_y, root_x, root_y, ev->detail, modifiers, ev->time);
+ break;
+ case XI_Motion:
+ qCDebug(lcQpaXInput, "XI2 mouse motion %d,%d", event_x, event_y);
+ handleMotionNotifyEvent(event_x, event_y, root_x, root_y, modifiers, ev->time);
+ break;
+ default:
+ qWarning() << "Unrecognized XI2 mouse event" << ev->evtype;
+ break;
+ }
+#else
+ Q_UNUSED(event);
+ Q_ASSERT(false); // this can't be
+#endif
}
QXcbWindow *QXcbWindow::toWindow() { return this; }
@@ -2417,6 +2491,10 @@ bool QXcbWindow::setKeyboardGrabEnabled(bool grab)
bool QXcbWindow::setMouseGrabEnabled(bool grab)
{
+#ifdef XCB_USE_XINPUT22
+ if (connection()->xi2MouseEvents())
+ return connection()->xi2SetMouseGrabEnabled(m_window, grab);
+#endif
if (grab && !connection()->canGrab())
return false;
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-26 14:15:35 +0000