--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/telutils/dialpad/src/dialpadkeysequenceeventfilter.cpp Tue Aug 31 15:45:17 2010 +0300
@@ -0,0 +1,150 @@
+/*
+* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: Implements key sequence recognition filter for Dialpad.
+*
+*/
+#include <QDebug>
+#include <QKeyEvent>
+#include <hblineedit.h>
+#include <hbstringutil.h>
+#ifdef Q_OS_SYMBIAN
+#include <xqservicerequest.h>
+#include <xqserviceutil.h>
+#endif //Q_OS_SYMBIAN
+#include "dialpadkeysequenceeventfilter.h"
+#include "dialpad.h"
+#include "qtphonesrvlog.h"
+
+/*!
+ DialpadKeySequenceEventFilter::DialpadKeySequenceEventFilter.
+ */
+DialpadKeySequenceEventFilter::DialpadKeySequenceEventFilter(
+ Dialpad* dialpad, QObject* parent)
+ :
+ QObject(parent), mDialpad(dialpad)
+{
+ PHONE_TRACE;
+
+ constructKeySequenceToHandlerMappings();
+}
+
+
+/*!
+ DialpadKeySequenceEventFilter::~DialpadKeySequenceEventFilter.
+ */
+DialpadKeySequenceEventFilter::~DialpadKeySequenceEventFilter()
+{
+ PHONE_TRACE;
+}
+
+
+/*!
+ DialpadKeySequenceEventFilter::eventFilter.
+ */
+bool DialpadKeySequenceEventFilter::eventFilter(QObject *watched, QEvent *event)
+{
+ Q_UNUSED(watched)
+
+ const bool eventFiltered = false;
+#ifdef Q_OS_SYMBIAN
+ // Code is executed after '#' is pressed as specified in Dialer UI
+ // specification.
+ if (QEvent::KeyRelease == event->type()){
+ QKeyEvent *keyEvent = static_cast<QKeyEvent*>(event);
+ if (Qt::Key_NumberSign == keyEvent->key()) {
+ QString keySequenceCandidate = HbStringUtil::convertDigitsTo(
+ mDialpad->editor().text(), WesternDigit);
+ XQAiwInterfaceDescriptor keySequenceHandler =
+ findKeySequenceHandler(keySequenceCandidate);
+ if (keySequenceHandler.isValid()) {
+ QScopedPointer<XQAiwRequest> request(mAiwMgr.create(
+ keySequenceHandler,
+ "executeKeySequence(QString)",
+ false));
+ request->setSynchronous(true);
+ request->setBackground(true);
+ QList<QVariant> arguments;
+ arguments << keySequenceCandidate;
+ request->setArguments(arguments);
+
+ QVariant keySequenceProcessed;
+ bool requestOk = request->send(keySequenceProcessed);
+ if (requestOk && keySequenceProcessed.toBool()) {
+ mDialpad->editor().setText(QString(""));
+ }
+ }
+ }
+ }
+#else
+ Q_UNUSED(event)
+#endif // Q_OS_SYMBIAN
+
+ return eventFiltered;
+}
+
+
+/*!
+ DialpadKeySequenceEventFilter::constructKeySequenceToHandlerMappings.
+ */
+void DialpadKeySequenceEventFilter::constructKeySequenceToHandlerMappings()
+{
+ PHONE_TRACE;
+
+ QList<XQAiwInterfaceDescriptor> implementations = mAiwMgr.list(
+ "com.nokia.symbian.IKeySequenceRecognition",
+ "");
+
+ foreach (XQAiwInterfaceDescriptor d, implementations)
+ {
+ QScopedPointer<XQAiwRequest> request(mAiwMgr.create(
+ d,
+ "keySequenceValidator()",
+ false));
+ request->setSynchronous(true);
+ request->setBackground(true);
+
+ QVariant keySequenceValidator;
+ bool requestOk = request->send(keySequenceValidator);
+ if (requestOk && keySequenceValidator.toString().size()) {
+ QString validator = keySequenceValidator.toString();
+ mValidators[validator] = d;
+ }
+ }
+}
+
+
+/*!
+ DialpadKeySequenceEventFilter::findKeySequenceHandler.
+ */
+XQAiwInterfaceDescriptor DialpadKeySequenceEventFilter::findKeySequenceHandler(
+ const QString &keySequenceCandidate)
+{
+ PHONE_TRACE;
+
+ XQAiwInterfaceDescriptor keySequenceHandler;
+
+ QList<QString> validatorExpressions = mValidators.keys();
+ QList<QString>::const_iterator it;
+ for (it = validatorExpressions.constBegin();
+ (it != validatorExpressions.constEnd()) && (!keySequenceHandler.isValid());
+ ++it) {
+ QString validatorExpression = *it;
+ QRegExp expression(validatorExpression);
+ if (expression.exactMatch(keySequenceCandidate)) {
+ keySequenceHandler = mValidators.value(*it);
+ }
+ }
+
+ return keySequenceHandler;
+}