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139 lines
3.6 KiB
139 lines
3.6 KiB
9 years ago
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/* BEGIN_COMMON_COPYRIGHT_HEADER
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* (c)LGPL2+
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*
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* LXDE-Qt - a lightweight, Qt based, desktop toolset
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* http://razor-qt.org
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*
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* Copyright: 2013 Razor team
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* Authors:
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* Kuzma Shapran <kuzma.shapran@gmail.com>
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*
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* This program or library is free software; you can redistribute it
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* and/or modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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* You should have received a copy of the GNU Lesser General
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* Public License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*
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* END_COMMON_COPYRIGHT_HEADER */
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#include "shortcut_selector.h"
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#include "../client/client.h"
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#include "../client/action.h"
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#include <QTimer>
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#include <QAction>
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#include <QMenu>
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ShortcutSelector::ShortcutSelector(QWidget *parent)
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: QToolButton(parent)
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, mClient(GlobalKeyShortcut::Client::instance())
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, mShortcutTimer(new QTimer(this))
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, mAutoApplyShortcut(false)
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{
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setCheckable(true);
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setFocusPolicy(Qt::StrongFocus);
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mShortcutTimer->setInterval(1000);
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mShortcutTimer->setSingleShot(false);
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connect(this, SIGNAL(clicked()), this, SLOT(grabShortcut()));
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connect(mShortcutTimer, SIGNAL(timeout()), this, SLOT(shortcutTimer_timeout()));
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connect(mClient, SIGNAL(grabShortcutCancelled()), this, SLOT(grabShortcut_fail()));
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connect(mClient, SIGNAL(grabShortcutTimedout()), this, SLOT(grabShortcut_fail()));
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connect(mClient, SIGNAL(grabShortcutFailed()), this, SLOT(grabShortcut_fail()));
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connect(mClient, SIGNAL(shortcutGrabbed(QString)), this, SLOT(newShortcutGrabbed(QString)));
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}
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void ShortcutSelector::grabShortcut(int timeout)
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{
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if (!isChecked())
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{
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mClient->cancelShortcutGrab();
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return;
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}
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mTimeoutCounter = timeout;
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mOldShortcut = text();
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setText(QString::number(mTimeoutCounter));
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mShortcutTimer->start();
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mClient->grabShortcut(mTimeoutCounter * mShortcutTimer->interval());
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}
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void ShortcutSelector::shortcutTimer_timeout()
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{
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if (mTimeoutCounter > 0)
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{
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--mTimeoutCounter;
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setText(QString::number(mTimeoutCounter));
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}
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else
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setText(QString());
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}
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void ShortcutSelector::grabShortcut_fail()
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{
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if (isChecked())
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{
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setChecked(false);
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mShortcutTimer->stop();
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setText(mOldShortcut);
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emit shortcutGrabbed(mOldShortcut);
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}
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}
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void ShortcutSelector::newShortcutGrabbed(const QString &newShortcut)
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{
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setChecked(false);
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mShortcutTimer->stop();
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if (mAutoApplyShortcut)
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setText(newShortcut);
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else
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setText(QString());
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emit shortcutGrabbed(newShortcut);
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}
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void ShortcutSelector::clear()
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{
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setText(QString());
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}
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QAction * ShortcutSelector::addMenuAction(const QString &title)
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{
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QMenu *subMenu = menu();
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if (!subMenu)
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{
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setPopupMode(QToolButton::MenuButtonPopup);
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subMenu = new QMenu(this);
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setMenu(subMenu);
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}
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QAction *action = new QAction(title, subMenu);
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subMenu->addAction(action);
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return action;
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}
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bool ShortcutSelector::isGrabbing() const
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{
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return isChecked();
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}
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void ShortcutSelector::cancelNow()
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{
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if (isChecked())
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{
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grabShortcut_fail();
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mClient->cancelShortcutGrab();
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}
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}
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