diff options
Diffstat (limited to 'qxt-mini/plat/qxtglobalshortcut_x11.cpp')
-rw-r--r-- | qxt-mini/plat/qxtglobalshortcut_x11.cpp | 470 |
1 files changed, 235 insertions, 235 deletions
diff --git a/qxt-mini/plat/qxtglobalshortcut_x11.cpp b/qxt-mini/plat/qxtglobalshortcut_x11.cpp index 0c203dd8..f18f86db 100644 --- a/qxt-mini/plat/qxtglobalshortcut_x11.cpp +++ b/qxt-mini/plat/qxtglobalshortcut_x11.cpp @@ -1,235 +1,235 @@ -#include "../qxtglobalshortcut_p.h"
-/****************************************************************************
-** Copyright (c) 2006 - 2011, the LibQxt project.
-** See the Qxt AUTHORS file for a list of authors and copyright holders.
-** All rights reserved.
-**
-** Redistribution and use in source and binary forms, with or without
-** modification, are permitted provided that the following conditions are met:
-** * Redistributions of source code must retain the above copyright
-** notice, this list of conditions and the following disclaimer.
-** * Redistributions in binary form must reproduce the above copyright
-** notice, this list of conditions and the following disclaimer in the
-** documentation and/or other materials provided with the distribution.
-** * Neither the name of the LibQxt project nor the
-** names of its contributors may be used to endorse or promote products
-** derived from this software without specific prior written permission.
-**
-** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
-** ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
-** WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-** DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
-** DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
-** (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
-** LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
-** ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
-** SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-**
-** <http://libqxt.org> <foundation@libqxt.org>
-*****************************************************************************/
-
-#include <QVector>
-#include <QApplication>
-// include private header for great justice -sh 20131015
-#include <X11/Xlib.h>
-#include <xcb/xcb.h>
-#include "qplatformnativeinterface.h"
-
-namespace {
-
-const QVector<quint32> maskModifiers = QVector<quint32>()
- << 0 << Mod2Mask << LockMask << (Mod2Mask | LockMask);
-
-typedef int (*X11ErrorHandler)(Display *display, XErrorEvent *event);
-
-class QxtX11ErrorHandler {
-public:
- static bool error;
-
- static int qxtX11ErrorHandler(Display *display, XErrorEvent *event)
- {
- Q_UNUSED(display);
- switch (event->error_code)
- {
- case BadAccess:
- case BadValue:
- case BadWindow:
- if (event->request_code == 33 /* X_GrabKey */ ||
- event->request_code == 34 /* X_UngrabKey */)
- {
- error = true;
- //TODO:
- //char errstr[256];
- //XGetErrorText(dpy, err->error_code, errstr, 256);
- }
- }
- return 0;
- }
-
- QxtX11ErrorHandler()
- {
- error = false;
- m_previousErrorHandler = XSetErrorHandler(qxtX11ErrorHandler);
- }
-
- ~QxtX11ErrorHandler()
- {
- XSetErrorHandler(m_previousErrorHandler);
- }
-
-private:
- X11ErrorHandler m_previousErrorHandler;
-};
-
-bool QxtX11ErrorHandler::error = false;
-
-class QxtX11Data {
-public:
- QxtX11Data()
- {
-#if QT_VERSION < QT_VERSION_CHECK(5,0,0)
- m_display = QX11Info::display();
-#else
- QPlatformNativeInterface *native = qApp->platformNativeInterface();
- void *display = native->nativeResourceForScreen(QByteArray("display"),
- QGuiApplication::primaryScreen());
- m_display = reinterpret_cast<Display *>(display);
-#endif
- }
-
- bool isValid()
- {
- return m_display != 0;
- }
-
- Display *display()
- {
- Q_ASSERT(isValid());
- return m_display;
- }
-
- Window rootWindow()
- {
- return DefaultRootWindow(display());
- }
-
- bool grabKey(quint32 keycode, quint32 modifiers, Window window)
- {
- QxtX11ErrorHandler errorHandler;
-
- for (int i = 0; !errorHandler.error && i < maskModifiers.size(); ++i) {
- XGrabKey(display(), keycode, modifiers | maskModifiers[i], window, True,
- GrabModeAsync, GrabModeAsync);
- }
-
- if (errorHandler.error) {
- ungrabKey(keycode, modifiers, window);
- return false;
- }
-
- return true;
- }
-
- bool ungrabKey(quint32 keycode, quint32 modifiers, Window window)
- {
- QxtX11ErrorHandler errorHandler;
-
- foreach (quint32 maskMods, maskModifiers) {
- XUngrabKey(display(), keycode, modifiers | maskMods, window);
- }
-
- return !errorHandler.error;
- }
-
-private:
- Display *m_display;
-};
-
-} // namespace
-
-#if QT_VERSION < QT_VERSION_CHECK(5,0,0)
-bool QxtGlobalShortcutPrivate::eventFilter(void *message)
-{
- XEvent *event = static_cast<XEvent *>(message);
- if (event->type == KeyPress)
- {
- XKeyEvent *key = reinterpret_cast<XKeyEvent *>(event);
- unsigned int keycode = key->keycode;
- unsigned int keystate = key->state;
-#else
-bool QxtGlobalShortcutPrivate::nativeEventFilter(const QByteArray & eventType,
- void *message, long *result)
-{
- Q_UNUSED(result);
-
- xcb_key_press_event_t *kev = 0;
- if (eventType == "xcb_generic_event_t") {
- xcb_generic_event_t *ev = static_cast<xcb_generic_event_t *>(message);
- if ((ev->response_type & 127) == XCB_KEY_PRESS)
- kev = static_cast<xcb_key_press_event_t *>(message);
- }
-
- if (kev != 0) {
- unsigned int keycode = kev->detail;
- unsigned int keystate = 0;
- if(kev->state & XCB_MOD_MASK_1)
- keystate |= Mod1Mask;
- if(kev->state & XCB_MOD_MASK_CONTROL)
- keystate |= ControlMask;
- if(kev->state & XCB_MOD_MASK_4)
- keystate |= Mod4Mask;
- if(kev->state & XCB_MOD_MASK_SHIFT)
- keystate |= ShiftMask;
-#endif
- activateShortcut(keycode,
- // Mod1Mask == Alt, Mod4Mask == Meta
- keystate & (ShiftMask | ControlMask | Mod1Mask | Mod4Mask));
- }
- return false;
-}
-
-quint32 QxtGlobalShortcutPrivate::nativeModifiers(Qt::KeyboardModifiers modifiers)
-{
- // ShiftMask, LockMask, ControlMask, Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, and Mod5Mask
- quint32 native = 0;
- if (modifiers & Qt::ShiftModifier)
- native |= ShiftMask;
- if (modifiers & Qt::ControlModifier)
- native |= ControlMask;
- if (modifiers & Qt::AltModifier)
- native |= Mod1Mask;
- if (modifiers & Qt::MetaModifier)
- native |= Mod4Mask;
-
- // TODO: resolve these?
- //if (modifiers & Qt::MetaModifier)
- //if (modifiers & Qt::KeypadModifier)
- //if (modifiers & Qt::GroupSwitchModifier)
- return native;
-}
-
-quint32 QxtGlobalShortcutPrivate::nativeKeycode(Qt::Key key)
-{
- QxtX11Data x11;
- if (!x11.isValid())
- return 0;
-
- KeySym keysym = XStringToKeysym(QKeySequence(key).toString().toLatin1().data());
- if (keysym == NoSymbol)
- keysym = static_cast<ushort>(key);
-
- return XKeysymToKeycode(x11.display(), keysym);
-}
-
-bool QxtGlobalShortcutPrivate::registerShortcut(quint32 nativeKey, quint32 nativeMods)
-{
- QxtX11Data x11;
- return x11.isValid() && x11.grabKey(nativeKey, nativeMods, x11.rootWindow());
-}
-
-bool QxtGlobalShortcutPrivate::unregisterShortcut(quint32 nativeKey, quint32 nativeMods)
-{
- QxtX11Data x11;
- return x11.isValid() && x11.ungrabKey(nativeKey, nativeMods, x11.rootWindow());
-}
+#include "../qxtglobalshortcut_p.h" +/**************************************************************************** +** Copyright (c) 2006 - 2011, the LibQxt project. +** See the Qxt AUTHORS file for a list of authors and copyright holders. +** All rights reserved. +** +** Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in the +** documentation and/or other materials provided with the distribution. +** * Neither the name of the LibQxt project nor the +** names of its contributors may be used to endorse or promote products +** derived from this software without specific prior written permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND +** ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +** WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE +** DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY +** DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +** (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +** LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND +** ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +** SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +** +** <http://libqxt.org> <foundation@libqxt.org> +*****************************************************************************/ + +#include <QVector> +#include <QApplication> +// include private header for great justice -sh 20131015 +#include <X11/Xlib.h> +#include <xcb/xcb.h> +#include "qplatformnativeinterface.h" + +namespace { + +const QVector<quint32> maskModifiers = QVector<quint32>() + << 0 << Mod2Mask << LockMask << (Mod2Mask | LockMask); + +typedef int (*X11ErrorHandler)(Display *display, XErrorEvent *event); + +class QxtX11ErrorHandler { +public: + static bool error; + + static int qxtX11ErrorHandler(Display *display, XErrorEvent *event) + { + Q_UNUSED(display); + switch (event->error_code) + { + case BadAccess: + case BadValue: + case BadWindow: + if (event->request_code == 33 /* X_GrabKey */ || + event->request_code == 34 /* X_UngrabKey */) + { + error = true; + //TODO: + //char errstr[256]; + //XGetErrorText(dpy, err->error_code, errstr, 256); + } + } + return 0; + } + + QxtX11ErrorHandler() + { + error = false; + m_previousErrorHandler = XSetErrorHandler(qxtX11ErrorHandler); + } + + ~QxtX11ErrorHandler() + { + XSetErrorHandler(m_previousErrorHandler); + } + +private: + X11ErrorHandler m_previousErrorHandler; +}; + +bool QxtX11ErrorHandler::error = false; + +class QxtX11Data { +public: + QxtX11Data() + { +#if QT_VERSION < QT_VERSION_CHECK(5,0,0) + m_display = QX11Info::display(); +#else + QPlatformNativeInterface *native = qApp->platformNativeInterface(); + void *display = native->nativeResourceForScreen(QByteArray("display"), + QGuiApplication::primaryScreen()); + m_display = reinterpret_cast<Display *>(display); +#endif + } + + bool isValid() + { + return m_display != 0; + } + + Display *display() + { + Q_ASSERT(isValid()); + return m_display; + } + + Window rootWindow() + { + return DefaultRootWindow(display()); + } + + bool grabKey(quint32 keycode, quint32 modifiers, Window window) + { + QxtX11ErrorHandler errorHandler; + + for (int i = 0; !errorHandler.error && i < maskModifiers.size(); ++i) { + XGrabKey(display(), keycode, modifiers | maskModifiers[i], window, True, + GrabModeAsync, GrabModeAsync); + } + + if (errorHandler.error) { + ungrabKey(keycode, modifiers, window); + return false; + } + + return true; + } + + bool ungrabKey(quint32 keycode, quint32 modifiers, Window window) + { + QxtX11ErrorHandler errorHandler; + + foreach (quint32 maskMods, maskModifiers) { + XUngrabKey(display(), keycode, modifiers | maskMods, window); + } + + return !errorHandler.error; + } + +private: + Display *m_display; +}; + +} // namespace + +#if QT_VERSION < QT_VERSION_CHECK(5,0,0) +bool QxtGlobalShortcutPrivate::eventFilter(void *message) +{ + XEvent *event = static_cast<XEvent *>(message); + if (event->type == KeyPress) + { + XKeyEvent *key = reinterpret_cast<XKeyEvent *>(event); + unsigned int keycode = key->keycode; + unsigned int keystate = key->state; +#else +bool QxtGlobalShortcutPrivate::nativeEventFilter(const QByteArray & eventType, + void *message, long *result) +{ + Q_UNUSED(result); + + xcb_key_press_event_t *kev = 0; + if (eventType == "xcb_generic_event_t") { + xcb_generic_event_t *ev = static_cast<xcb_generic_event_t *>(message); + if ((ev->response_type & 127) == XCB_KEY_PRESS) + kev = static_cast<xcb_key_press_event_t *>(message); + } + + if (kev != 0) { + unsigned int keycode = kev->detail; + unsigned int keystate = 0; + if(kev->state & XCB_MOD_MASK_1) + keystate |= Mod1Mask; + if(kev->state & XCB_MOD_MASK_CONTROL) + keystate |= ControlMask; + if(kev->state & XCB_MOD_MASK_4) + keystate |= Mod4Mask; + if(kev->state & XCB_MOD_MASK_SHIFT) + keystate |= ShiftMask; +#endif + activateShortcut(keycode, + // Mod1Mask == Alt, Mod4Mask == Meta + keystate & (ShiftMask | ControlMask | Mod1Mask | Mod4Mask)); + } + return false; +} + +quint32 QxtGlobalShortcutPrivate::nativeModifiers(Qt::KeyboardModifiers modifiers) +{ + // ShiftMask, LockMask, ControlMask, Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, and Mod5Mask + quint32 native = 0; + if (modifiers & Qt::ShiftModifier) + native |= ShiftMask; + if (modifiers & Qt::ControlModifier) + native |= ControlMask; + if (modifiers & Qt::AltModifier) + native |= Mod1Mask; + if (modifiers & Qt::MetaModifier) + native |= Mod4Mask; + + // TODO: resolve these? + //if (modifiers & Qt::MetaModifier) + //if (modifiers & Qt::KeypadModifier) + //if (modifiers & Qt::GroupSwitchModifier) + return native; +} + +quint32 QxtGlobalShortcutPrivate::nativeKeycode(Qt::Key key) +{ + QxtX11Data x11; + if (!x11.isValid()) + return 0; + + KeySym keysym = XStringToKeysym(QKeySequence(key).toString().toLatin1().data()); + if (keysym == NoSymbol) + keysym = static_cast<ushort>(key); + + return XKeysymToKeycode(x11.display(), keysym); +} + +bool QxtGlobalShortcutPrivate::registerShortcut(quint32 nativeKey, quint32 nativeMods) +{ + QxtX11Data x11; + return x11.isValid() && x11.grabKey(nativeKey, nativeMods, x11.rootWindow()); +} + +bool QxtGlobalShortcutPrivate::unregisterShortcut(quint32 nativeKey, quint32 nativeMods) +{ + QxtX11Data x11; + return x11.isValid() && x11.ungrabKey(nativeKey, nativeMods, x11.rootWindow()); +} |