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89 lines
2.5 KiB
89 lines
2.5 KiB
/*
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* Copyright (C) 2015-2016 Département de l'Instruction Publique (DIP-SEM)
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*
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* Copyright (C) 2013 Open Education Foundation
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*
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* Copyright (C) 2010-2013 Groupement d'Intérêt Public pour
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* l'Education Numérique en Afrique (GIP ENA)
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*
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* This file is part of OpenBoard.
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*
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* OpenBoard 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, version 3 of the License,
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* with a specific linking exception for the OpenSSL project's
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* "OpenSSL" library (or with modified versions of it that use the
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* same license as the "OpenSSL" library).
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*
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* OpenBoard 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 OpenBoard. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "UBIdleTimer.h"
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#include <QApplication>
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#include <QInputEvent>
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#include <QTimer>
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#include <QWidget>
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#include "UBApplication.h"
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#include "UBApplicationController.h"
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#include "board/UBBoardController.h"
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#include "board/UBBoardView.h"
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#include "core/memcheck.h"
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UBIdleTimer::UBIdleTimer(QObject *parent)
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: QObject(parent)
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, mCursorIsHidden(false)
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{
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startTimer(100);
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}
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UBIdleTimer::~UBIdleTimer()
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{
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// NOOP
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}
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bool UBIdleTimer::eventFilter(QObject *obj, QEvent *event)
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{
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// if the event is an input event (mouse / tablet / keyboard)
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if (dynamic_cast<QInputEvent*>(event))
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{
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mLastInputEventTime = QDateTime::currentDateTime();
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if (mCursorIsHidden)
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{
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QApplication::restoreOverrideCursor();
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mCursorIsHidden = false;
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}
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}
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return QObject::eventFilter(obj, event);
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}
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void UBIdleTimer::timerEvent(QTimerEvent *event)
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{
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Q_UNUSED(event);
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bool hasWaitCuror = (UBApplication::overrideCursor() &&
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(UBApplication::overrideCursor()->shape() == Qt::WaitCursor));
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if (!mCursorIsHidden
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&& (mLastInputEventTime.secsTo(QDateTime::currentDateTime()) >= 2)
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&& UBApplication::boardController
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&& UBApplication::boardController->controlView()
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&& UBApplication::boardController->controlView()->hasFocus()
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&& !hasWaitCuror)
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{
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QApplication::setOverrideCursor(QCursor(Qt::BlankCursor));
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mCursorIsHidden = true;
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}
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}
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