113 lines
3.7 KiB
C++
113 lines
3.7 KiB
C++
/*
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* Strawberry Music Player
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* Copyright 2018, Jonas Kvinge <jonas@jkvinge.net>
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*
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* Strawberry is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Strawberry is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Strawberry. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "config.h"
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#include <QtGlobal>
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#include <QApplication>
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#include <QObject>
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#include <QAbstractEventDispatcher>
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#include <QDataStream>
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#include <QVector>
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#include <QByteArray>
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#include <QX11Info>
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#include <QKeySequence>
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#include <QtAlgorithms>
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#include "core/logging.h"
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#include "globalshortcuts.h"
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#include "globalshortcutbackend.h"
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#include "globalshortcut.h"
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#include "keymapper_x11.h"
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#include <X11/X.h>
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#include <X11/Xlib.h>
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#include <xcb/xcb.h>
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#include <xcb/xproto.h>
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const QVector<quint32> GlobalShortcut::mask_modifiers_ = QVector<quint32>() << 0 << Mod2Mask << LockMask << (Mod2Mask | LockMask);
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quint32 GlobalShortcut::nativeModifiers(Qt::KeyboardModifiers qt_mods) {
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quint32 native_mods = 0;
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if (qt_mods & Qt::ShiftModifier) native_mods |= ShiftMask;
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if (qt_mods & Qt::ControlModifier) native_mods |= ControlMask;
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if (qt_mods & Qt::AltModifier) native_mods |= Mod1Mask;
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if (qt_mods & Qt::MetaModifier) native_mods |= Mod4Mask;
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return native_mods;
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}
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quint32 GlobalShortcut::nativeKeycode(Qt::Key key) {
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if (!QX11Info::display()) return 0;
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quint32 keysym = 0;
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if (KeyMapperX11::keymapper_x11_.contains(key)) {
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keysym = KeyMapperX11::keymapper_x11_.value(key);
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}
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else {
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keysym = XStringToKeysym(QKeySequence(key).toString().toLatin1().data());
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if (keysym == NoSymbol) return 0;
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}
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return XKeysymToKeycode(QX11Info::display(), keysym);
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}
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bool GlobalShortcut::registerShortcut(quint32 native_key, quint32 native_mods) {
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if (!QX11Info::display()) return false;
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for (quint32 mask_mods : mask_modifiers_) {
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//xcb_grab_key(QX11Info::connection(), 1, QX11Info::appRootWindow(), (native_mods | mask_mods), native_key, XCB_GRAB_MODE_ASYNC, XCB_GRAB_MODE_ASYNC);
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XGrabKey(QX11Info::display(), native_key, (native_mods | mask_mods), QX11Info::appRootWindow(), True, GrabModeAsync, GrabModeAsync);
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}
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return true;
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}
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bool GlobalShortcut::unregisterShortcut(quint32 native_key, quint32 native_mods) {
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if (!QX11Info::display()) return false;
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for (quint32 mask_mods : mask_modifiers_) {
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XUngrabKey(QX11Info::display(), native_key, native_mods | mask_mods, QX11Info::appRootWindow());
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}
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return true;
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}
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bool GlobalShortcut::nativeEventFilter(const QByteArray &eventtype, void *message, long *result) {
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Q_UNUSED(eventtype);
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Q_UNUSED(result);
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xcb_generic_event_t *event = static_cast<xcb_generic_event_t *>(message);
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if ((event->response_type & 127) != XCB_KEY_PRESS) return false;
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xcb_key_press_event_t *key_press_event = static_cast<xcb_key_press_event_t *>(message);
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if (!key_press_event) return false;
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quint32 keycode = key_press_event->detail;
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unsigned int keystate = 0;
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if (key_press_event->state & XCB_MOD_MASK_1) keystate |= Mod1Mask;
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if (key_press_event->state & XCB_MOD_MASK_CONTROL) keystate |= ControlMask;
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if (key_press_event->state & XCB_MOD_MASK_4) keystate |= Mod4Mask;
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if (key_press_event->state & XCB_MOD_MASK_SHIFT) keystate |= ShiftMask;
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activateShortcut(keycode, keystate & (ShiftMask | ControlMask | Mod1Mask | Mod4Mask));
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return false;
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}
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