diff --git a/plugins/platforms/x11/standalone/x11cursor.cpp b/plugins/platforms/x11/standalone/x11cursor.cpp index 711d2a00d..402bc3930 100644 --- a/plugins/platforms/x11/standalone/x11cursor.cpp +++ b/plugins/platforms/x11/standalone/x11cursor.cpp @@ -1,196 +1,197 @@ /******************************************************************** KWin - the KDE window manager This file is part of the KDE project. Copyright (C) 2013 Martin Gräßlin This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . *********************************************************************/ #include "x11cursor.h" #include "input.h" #include "keyboard_input.h" #include "utils.h" #include "xcbutils.h" #include "xfixes_cursor_event_filter.h" #include #include #include namespace KWin { X11Cursor::X11Cursor(QObject *parent, bool xInputSupport) : Cursor(parent) , m_timeStamp(XCB_TIME_CURRENT_TIME) , m_buttonMask(0) , m_resetTimeStampTimer(new QTimer(this)) , m_mousePollingTimer(new QTimer(this)) , m_hasXInput(xInputSupport) , m_needsPoll(false) { + Cursors::self()->setMouse(this); m_resetTimeStampTimer->setSingleShot(true); connect(m_resetTimeStampTimer, SIGNAL(timeout()), SLOT(resetTimeStamp())); // TODO: How often do we really need to poll? m_mousePollingTimer->setInterval(50); connect(m_mousePollingTimer, SIGNAL(timeout()), SLOT(mousePolled())); connect(this, &Cursor::themeChanged, this, [this] { m_cursors.clear(); }); if (m_hasXInput) { connect(qApp->eventDispatcher(), &QAbstractEventDispatcher::aboutToBlock, this, &X11Cursor::aboutToBlock); } #ifndef KCMRULES connect(kwinApp(), &Application::workspaceCreated, this, [this] { if (Xcb::Extensions::self()->isFixesAvailable()) { m_xfixesFilter = std::make_unique(this); } } ); #endif } X11Cursor::~X11Cursor() { } void X11Cursor::doSetPos() { const QPoint &pos = currentPos(); xcb_warp_pointer(connection(), XCB_WINDOW_NONE, rootWindow(), 0, 0, 0, 0, pos.x(), pos.y()); // call default implementation to emit signal Cursor::doSetPos(); } void X11Cursor::doGetPos() { if (m_timeStamp != XCB_TIME_CURRENT_TIME && m_timeStamp == xTime()) { // time stamps did not change, no need to query again return; } m_timeStamp = xTime(); Xcb::Pointer pointer(rootWindow()); if (pointer.isNull()) { return; } m_buttonMask = pointer->mask; updatePos(pointer->root_x, pointer->root_y); m_resetTimeStampTimer->start(0); } void X11Cursor::resetTimeStamp() { m_timeStamp = XCB_TIME_CURRENT_TIME; } void X11Cursor::aboutToBlock() { if (m_needsPoll) { mousePolled(); m_needsPoll = false; } } void X11Cursor::doStartMousePolling() { if (!m_hasXInput) { m_mousePollingTimer->start(); } } void X11Cursor::doStopMousePolling() { if (!m_hasXInput) { m_mousePollingTimer->stop(); } } void X11Cursor::doStartCursorTracking() { xcb_xfixes_select_cursor_input(connection(), rootWindow(), XCB_XFIXES_CURSOR_NOTIFY_MASK_DISPLAY_CURSOR); } void X11Cursor::doStopCursorTracking() { xcb_xfixes_select_cursor_input(connection(), rootWindow(), 0); } void X11Cursor::mousePolled() { static QPoint lastPos = currentPos(); static uint16_t lastMask = m_buttonMask; doGetPos(); // Update if needed if (lastPos != currentPos() || lastMask != m_buttonMask) { emit mouseChanged(currentPos(), lastPos, x11ToQtMouseButtons(m_buttonMask), x11ToQtMouseButtons(lastMask), x11ToQtKeyboardModifiers(m_buttonMask), x11ToQtKeyboardModifiers(lastMask)); lastPos = currentPos(); lastMask = m_buttonMask; } } xcb_cursor_t X11Cursor::getX11Cursor(CursorShape shape) { return getX11Cursor(shape.name()); } xcb_cursor_t X11Cursor::getX11Cursor(const QByteArray &name) { auto it = m_cursors.constFind(name); if (it != m_cursors.constEnd()) { return it.value(); } return createCursor(name); } xcb_cursor_t X11Cursor::createCursor(const QByteArray &name) { if (name.isEmpty()) { return XCB_CURSOR_NONE; } xcb_cursor_context_t *ctx; if (xcb_cursor_context_new(connection(), defaultScreen(), &ctx) < 0) { return XCB_CURSOR_NONE; } xcb_cursor_t cursor = xcb_cursor_load_cursor(ctx, name.constData()); if (cursor == XCB_CURSOR_NONE) { const auto &names = cursorAlternativeNames(name); for (auto cit = names.begin(); cit != names.end(); ++cit) { cursor = xcb_cursor_load_cursor(ctx, (*cit).constData()); if (cursor != XCB_CURSOR_NONE) { break; } } } if (cursor != XCB_CURSOR_NONE) { m_cursors.insert(name, cursor); } xcb_cursor_context_free(ctx); return cursor; } void X11Cursor::notifyCursorChanged() { if (!isCursorTracking()) { // cursor change tracking is currently disabled, so don't emit signal return; } emit cursorChanged(); } }