5635823e17
As in the past, to avoid rewriting various autotests that contain line-number information, an extra blank line has been inserted at the end of the license text to ensure that this commit does not change the total number of lines in the license header. Change-Id: I311e001373776812699d6efc045b5f742890c689 Reviewed-by: Rohan McGovern <rohan.mcgovern@nokia.com>
139 lines
4.3 KiB
C++
139 lines
4.3 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/
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**
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** This file is part of the tools applications of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** GNU Lesser General Public License Usage
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this
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** file. Please review the following information to ensure the GNU Lesser
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** General Public License version 2.1 requirements will be met:
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU General
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** Public License version 3.0 as published by the Free Software Foundation
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** and appearing in the file LICENSE.GPL included in the packaging of this
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** file. Please review the following information to ensure the GNU General
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** Public License version 3.0 requirements will be met:
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** http://www.gnu.org/copyleft/gpl.html.
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**
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** Other Usage
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "screenreader.h"
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#include "optionswidget.h"
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#include "accessibilityscenemanager.h"
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#include <QtGui>
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ScreenReader::ScreenReader(QObject *parent) :
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QObject(parent)
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{
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m_selectedInterface = 0;
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m_rootInterface = 0;
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bool activateCalled = false;
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}
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ScreenReader::~ScreenReader()
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{
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delete m_selectedInterface;
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delete m_rootInterface;
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}
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void ScreenReader::setRootObject(QObject *rootObject)
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{
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m_rootInterface = QAccessible::queryAccessibleInterface(rootObject);
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}
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void ScreenReader::setOptionsWidget(OptionsWidget *optionsWidget)
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{
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m_optionsWidget = optionsWidget;
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}
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void ScreenReader::touchPoint(const QPoint &point)
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{
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qDebug() << "touch" << point;
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// Wait and see if this touch is the start of a double-tap
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// (activate will then be called and cancel the touch processing)
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m_activateCalled = false;
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m_currentTouchPoint = point;
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QTimer::singleShot(200, this, SLOT(processTouchPoint()));
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}
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void ScreenReader::processTouchPoint()
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{
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if (m_activateCalled) {
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return;
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}
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if (m_rootInterface == 0) {
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return;
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}
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QAccessibleInterface * currentInterface = m_rootInterface;
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int hit = -2;
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int guardCounter = 0;
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const int guardMax = 40;
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while (currentInterface != 0) {
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++guardCounter;
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if (guardCounter > guardMax) {
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qDebug() << "touchPoint exit recursion overflow";
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return; // outside
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}
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QAccessibleInterface * hit = currentInterface->childAt(m_currentTouchPoint.x(), m_currentTouchPoint.y());
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if (!hit)
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break;
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currentInterface = hit;
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}
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m_selectedInterface = currentInterface;
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emit selected(m_selectedInterface->object());
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if (m_optionsWidget->enableTextToSpeach())
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speak(m_selectedInterface->text(QAccessible::Name)
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/*+ "," + translateRole(m_selectedInterface->role(0)) */);
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// qDebug() << "touchPoint exit found" << m_selectedInterface->text(QAccessible::Name, 0) << m_selectedInterface->object() << m_selectedInterface->rect(0);
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}
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void ScreenReader::activate()
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{
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qDebug() << "ScreenReader::activate";
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m_activateCalled = true;
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if (m_selectedInterface) {
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m_selectedInterface->actionInterface()->doAction(QAccessibleActionInterface::pressAction());
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}
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}
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void ScreenReader::speak(const QString &text, const QString &/*voice*/)
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{
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QFile f("festivalspeachhack");
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f.open(QIODevice::WriteOnly);
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f.write(text.toLocal8Bit());
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f.close();
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QProcess *process = new QProcess;
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process->start("/usr/bin/festival", QStringList() << "--tts" << "festivalspeachhack");
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}
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