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#include "qglobalshortcut.h"
#include <QKeySequence>
#include <QX11Info>
#include <xcb/xcb.h>
#include <X11/Xlib.h>
#include <X11/keysym.h>
bool QGlobalShortcut::QGlobalShortcutEventFilter::nativeEventFilter(
const QByteArray& /*eventType*/, void* message, long*)
{
xcb_generic_event_t* e = static_cast<xcb_generic_event_t*>(message);
if ((e->response_type & ~0x80) == XCB_KEY_PRESS) {
xcb_key_press_event_t* ke = (xcb_key_press_event_t*)e;
xcb_get_keyboard_mapping_reply_t rep;
/*xcb_keysym_t* k = */xcb_get_keyboard_mapping_keysyms(&rep);
quint32 keycode = ke->detail;
quint32 mods = ke->state & (ShiftMask|ControlMask|Mod1Mask|Mod3Mask);
return activate(calcId(keycode, mods));
}
return false;
}
quint32 QGlobalShortcut::toNativeKeycode(Qt::Key k) {
/* keysymdef.h */
quint32 key = 0;
if (k >= Qt::Key_F1 && k <= Qt::Key_F35) {
key = XK_F1 + (k - Qt::Key_F1);
} else if (k >= Qt::Key_Space && k <= Qt::Key_QuoteLeft) {
key = k;
} else if (k >= Qt::Key_BraceLeft && k <= Qt::Key_AsciiTilde) {
key = k;
} else if (k >= Qt::Key_nobreakspace && k <= Qt::Key_ydiaeresis) {
key = k;
} else {
switch (k) {
case Qt::Key_Escape:
key = XK_Escape;
break;
case Qt::Key_Tab:
case Qt::Key_Backtab:
key = XK_Tab;
break;
case Qt::Key_Backspace:
key = XK_BackSpace;
break;
case Qt::Key_Return:
case Qt::Key_Enter:
key = XK_Return;
break;
case Qt::Key_Insert:
key = XK_Insert;
break;
case Qt::Key_Delete:
key = XK_Delete;
break;
case Qt::Key_Pause:
key = XK_Pause;
break;
case Qt::Key_Print:
key = XK_Print;
break;
case Qt::Key_SysReq:
key = XK_Sys_Req;
break;
case Qt::Key_Clear:
key = XK_Clear;
break;
case Qt::Key_Home:
key = XK_Home;
break;
case Qt::Key_End:
key = XK_End;
break;
case Qt::Key_Left:
key = XK_Left;
break;
case Qt::Key_Up:
key = XK_Up;
break;
case Qt::Key_Right:
key = XK_Right;
break;
case Qt::Key_Down:
key = XK_Down;
break;
case Qt::Key_PageUp:
key = XK_Page_Up;
break;
case Qt::Key_PageDown:
key = XK_Page_Down;
break;
default:
key = 0;
}
}
return XKeysymToKeycode(QX11Info::display(), key);
}
quint32 QGlobalShortcut::toNativeModifiers(Qt::KeyboardModifiers m) {
quint32 mods = Qt::NoModifier;
if (m & Qt::ShiftModifier)
mods |= ShiftMask;
if (m & Qt::ControlModifier)
mods |= ControlMask;
if (m & Qt::AltModifier)
mods |= Mod1Mask;
if (m & Qt::MetaModifier)
mods |= Mod4Mask;
return mods;
}
bool QGlobalShortcut::registerKey(quint32 k, quint32 m, quint32 /*id*/) {
xcb_void_cookie_t r = xcb_grab_key_checked(QX11Info::connection(), 1, QX11Info::appRootWindow(),
m, k, XCB_GRAB_MODE_ASYNC, XCB_GRAB_MODE_ASYNC);
auto rsp = xcb_request_check(QX11Info::connection(), r);
if(!rsp) {
return true;
}
return rsp->error_code != 10;
}
bool QGlobalShortcut::unregisterKey(quint32 k, quint32 m, quint32 /*id*/) {
xcb_void_cookie_t r = xcb_ungrab_key_checked(QX11Info::connection(), k, QX11Info::appRootWindow(), m);
auto rsp = xcb_request_check(QX11Info::connection(), r);
if(!rsp) {
return true;
}
return rsp->error_code != 10;
}