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/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 1999, 2000 Matthias Ettrich <ettrich@kde.org>
Copyright (C) 2003 Lubos Lunak <l.lunak@kde.org>
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 <http://www.gnu.org/licenses/>.
*********************************************************************/
/*
This file is for (very) small utility functions/classes.
*/
#include "utils.h"
#include <QWidget>
#include <kkeyserver.h>
#ifndef KCMRULES
#include <assert.h>
#include <QApplication>
#include <QDebug>
#include <X11/Xlib.h>
#include <stdio.h>
#include "atoms.h"
#include "platform.h"
#include "workspace.h"
#include <signal.h>
#endif
Q_LOGGING_CATEGORY(KWIN_CORE, "kwin_core", QtCriticalMsg)
namespace KWin
{
#ifndef KCMRULES
//************************************
// StrutRect
//************************************
StrutRect::StrutRect(QRect rect, StrutArea area)
: QRect(rect)
, m_area(area)
{
}
StrutRect::StrutRect(const StrutRect& other)
: QRect(other)
, m_area(other.area())
{
}
#endif
#ifndef KCMRULES
void updateXTime()
{
kwinApp()->platform()->updateXTime();
}
static int server_grab_count = 0;
void grabXServer()
{
if (++server_grab_count == 1)
xcb_grab_server(connection());
}
void ungrabXServer()
{
assert(server_grab_count > 0);
if (--server_grab_count == 0) {
xcb_ungrab_server(connection());
xcb_flush(connection());
}
}
static bool keyboard_grabbed = false;
bool grabXKeyboard(xcb_window_t w)
{
if (QWidget::keyboardGrabber() != NULL)
return false;
if (keyboard_grabbed)
return false;
if (qApp->activePopupWidget() != NULL)
return false;
if (w == XCB_WINDOW_NONE)
w = rootWindow();
const xcb_grab_keyboard_cookie_t c = xcb_grab_keyboard_unchecked(connection(), false, w, xTime(),
XCB_GRAB_MODE_ASYNC, XCB_GRAB_MODE_ASYNC);
ScopedCPointer<xcb_grab_keyboard_reply_t> grab(xcb_grab_keyboard_reply(connection(), c, NULL));
if (grab.isNull()) {
return false;
}
if (grab->status != XCB_GRAB_STATUS_SUCCESS) {
return false;
}
keyboard_grabbed = true;
return true;
}
void ungrabXKeyboard()
{
if (!keyboard_grabbed) {
// grabXKeyboard() may fail sometimes, so don't fail, but at least warn anyway
qCDebug(KWIN_CORE) << "ungrabXKeyboard() called but keyboard not grabbed!";
}
keyboard_grabbed = false;
xcb_ungrab_keyboard(connection(), XCB_TIME_CURRENT_TIME);
}
Process::Process(QObject *parent)
: QProcess(parent)
{
}
Process::~Process() = default;
void Process::setupChildProcess()
{
sigset_t userSiganls;
sigemptyset(&userSiganls);
sigaddset(&userSiganls, SIGUSR1);
sigaddset(&userSiganls, SIGUSR2);
pthread_sigmask(SIG_UNBLOCK, &userSiganls, nullptr);
}
#endif
// converting between X11 mouse/keyboard state mask and Qt button/keyboard states
Qt::MouseButton x11ToQtMouseButton(int button)
{
if (button == XCB_BUTTON_INDEX_1)
return Qt::LeftButton;
if (button == XCB_BUTTON_INDEX_2)
return Qt::MidButton;
if (button == XCB_BUTTON_INDEX_3)
return Qt::RightButton;
if (button == XCB_BUTTON_INDEX_4)
return Qt::XButton1;
if (button == XCB_BUTTON_INDEX_5)
return Qt::XButton2;
return Qt::NoButton;
}
Qt::MouseButtons x11ToQtMouseButtons(int state)
{
Qt::MouseButtons ret = 0;
if (state & XCB_KEY_BUT_MASK_BUTTON_1)
ret |= Qt::LeftButton;
if (state & XCB_KEY_BUT_MASK_BUTTON_2)
ret |= Qt::MidButton;
if (state & XCB_KEY_BUT_MASK_BUTTON_3)
ret |= Qt::RightButton;
if (state & XCB_KEY_BUT_MASK_BUTTON_4)
ret |= Qt::XButton1;
if (state & XCB_KEY_BUT_MASK_BUTTON_5)
ret |= Qt::XButton2;
return ret;
}
Qt::KeyboardModifiers x11ToQtKeyboardModifiers(int state)
{
Qt::KeyboardModifiers ret = 0;
if (state & XCB_KEY_BUT_MASK_SHIFT)
ret |= Qt::ShiftModifier;
if (state & XCB_KEY_BUT_MASK_CONTROL)
ret |= Qt::ControlModifier;
if (state & KKeyServer::modXAlt())
ret |= Qt::AltModifier;
if (state & KKeyServer::modXMeta())
ret |= Qt::MetaModifier;
return ret;
}
} // namespace
#ifndef KCMRULES
#endif
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