src/hbplugins/inputmethods/touchinput/hbinputbasicqwertyhandler.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 19 Apr 2010 14:02:13 +0300
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child 1 f7ac710697a9
permissions -rw-r--r--
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/****************************************************************************
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**
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** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (developer.feedback@nokia.com)
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**
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** This file is part of the HbPlugins module of the UI Extensions for Mobile.
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**
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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 file.
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** Please review the following information to ensure the GNU Lesser General
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** 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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** If you have questions regarding the use of this file, please contact
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** Nokia at developer.feedback@nokia.com.
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**
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****************************************************************************/
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#include <QTimer>
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#include <hbinputpredictionengine.h>
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#include <hbinputmethod.h>
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#include <hbinputkeymap.h>
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#include <hbinputkeymapfactory.h>
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#include "hbinputabstractbase.h"
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#include "hbinputbasicqwertyhandler.h"
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#include "hbinputbasichandler_p.h"
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class HbInputBasicQwertyHandlerPrivate: public HbInputBasicHandlerPrivate
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{
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    Q_DECLARE_PUBLIC(HbInputBasicQwertyHandler)
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public:
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    HbInputBasicQwertyHandlerPrivate();
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    ~HbInputBasicQwertyHandlerPrivate();
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    void init();
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    // button related operations.
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    bool buttonPressed(const QKeyEvent *event);
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    bool buttonReleased(const QKeyEvent *event);
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    void _q_timeout();
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public:
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    HbFnState mFnState;
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    int mButton;
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    bool mPreviewAvailable;
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    QChar mPrevDeadKey;
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    HbInputFocusObject *mCurrentlyFocused;
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};
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HbInputBasicQwertyHandlerPrivate::HbInputBasicQwertyHandlerPrivate()
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:mFnState(HbFnOff),
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mButton(0),
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mPreviewAvailable(false),
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mPrevDeadKey(0),
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mCurrentlyFocused(0)
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{
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}
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HbInputBasicQwertyHandlerPrivate::~HbInputBasicQwertyHandlerPrivate()
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{
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}
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void HbInputBasicQwertyHandlerPrivate::init()
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{
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}
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bool HbInputBasicQwertyHandlerPrivate::buttonPressed(const QKeyEvent * event)
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{
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    if (!mKeymap->isDeadKey(event->key())) {
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        mButton = event->key();
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        mTimer->start(HbLongPressTimerTimeout);
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        mPreviewAvailable = false;
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    } 
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    return false;
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}
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bool HbInputBasicQwertyHandlerPrivate::buttonReleased(const QKeyEvent *event)
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{
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    Q_Q(HbInputBasicQwertyHandler);
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    int buttonId = event->key();
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    QChar firstChar = 0;
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    QChar secondChar = 0;
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    // If the timer is not active and it is alpha mode, it is a long press
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    // and handled in another function. So just return.
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    if (mTimer->isActive()) {
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        mTimer->stop();
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    } else if (buttonId == Qt::Key_Control) {
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        return false;
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    } else if (!(buttonId & 0xffff0000) && mPreviewAvailable) {
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        return false;
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    }
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    HbInputFocusObject *focusObject = 0;
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    focusObject = mInputMethod->focusObject();
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    if (!focusObject) {
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        qDebug("HbInputBasicQwertyHandler::virtualButtonClicked : no focused editor widget!");
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        return false;
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    }
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    int currentTextCase = focusObject->editorInterface().textCase();
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    const HbMappedKey *mappedKey = mKeymap->keyForKeycode(HbKeyboardVirtualQwerty, event->key());
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    QChar newChar;
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    if (mFnState == HbFnNext) {
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        newChar = (mappedKey->characters(HbModifierFnPressed)).at(0);
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        mFnState = HbFnOff;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   114
    } else {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   115
        if (currentTextCase == HbTextCaseLower) {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   116
            if (mappedKey && mappedKey->characters(HbModifierNone).size() > 0) {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   117
                newChar = mappedKey->characters(HbModifierNone).at(0);
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   118
            } else {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   119
                newChar = buttonId;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   120
            }
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   121
        } else {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   122
            if (mappedKey && mappedKey->characters(HbModifierShiftPressed).size() > 0) {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   123
                newChar = mappedKey->characters(HbModifierShiftPressed).at(0);
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   124
            } else {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   125
                newChar = buttonId;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   126
            }
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   127
        }
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   128
    }
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   129
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   130
    if (!mPrevDeadKey.isNull()) {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   131
        if (event->key() != Qt::Key_Shift && event->key() != Qt::Key_Alt) {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   132
            mKeymap->combineCharacter(mPrevDeadKey, newChar, firstChar, secondChar );
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   133
            mPrevDeadKey = 0;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   134
            if (firstChar.isNull() && secondChar.isNull()) {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   135
                return true;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   136
            }
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   137
        }
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   138
    } else {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   139
        if (mKeymap->isDeadKey(newChar.unicode())) {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   140
            mPrevDeadKey = newChar.unicode();
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   141
            return true;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   142
        } else {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   143
            firstChar = newChar;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   144
        }
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   145
    }
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   146
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   147
    bool ret = false;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   148
    switch(buttonId) {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   149
    case Qt::Key_Alt:
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   150
        if (mFnState == HbFnOff) {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   151
            mFnState = HbFnNext;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   152
        } else if (mFnState == HbFnNext) {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   153
            mFnState = HbFnOn;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   154
        } else {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   155
            mFnState = HbFnOff;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   156
        }
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   157
        ret = true;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   158
        break;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   159
    case Qt::Key_Shift: {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   160
            HbTextCase currentTextCase = focusObject->editorInterface().textCase();
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   161
            HbInputLanguage language = mInputMethod->inputState().language();
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   162
            
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   163
            // Update the Case Information in HbInputState, it internally updates in HbEditorInterface as well
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   164
            switch(currentTextCase) {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   165
            case HbTextCaseLower:
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   166
                // For Case-insensitive languages, Shift Key is used to switch between character sets (i.e lower case characters and shifted characters)
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   167
                if(!language.isCaseSensitiveLanguage()){
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   168
                    currentTextCase = HbTextCaseUpper; 
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   169
                }
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   170
                else {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   171
                    currentTextCase = HbTextCaseAutomatic;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   172
                }                                 
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   173
                break;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   174
            case HbTextCaseUpper:
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   175
                currentTextCase = HbTextCaseLower;                
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   176
                break;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   177
            case HbTextCaseAutomatic:
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   178
                currentTextCase = HbTextCaseUpper;               
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   179
                break;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   180
            default:
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   181
                break;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   182
            } 
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   183
            HbInputState state = mInputMethod->inputState();
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   184
            state.setTextCase(currentTextCase);            
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   185
            mInputMethod->activateState(state);
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   186
            ret = true;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   187
        }
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   188
        break;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   189
    case Qt::Key_Control:   // Ctrl/Chr
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   190
        mInputMethod->switchSpecialCharacterTable();
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   191
        ret = true;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   192
        break;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   193
    default:
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   194
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   195
        // let's pass non deadkey event to the base class.
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   196
        if (!mKeymap->isDeadKey(firstChar.unicode()) && secondChar.isNull() && q->HbInputBasicHandler::filterEvent(event)) {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   197
            return true;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   198
        }
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   199
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   200
        if (event->key() == Qt::Key_Delete || event->key() == Qt::Key_Backspace) {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   201
            return false;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   202
        }
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   203
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   204
        QList<QInputMethodEvent::Attribute> list;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   205
        QString newText;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   206
        // If function key is pressed, get the functionized 
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   207
        // character and commit.
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   208
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   209
        if (mFnState == HbFnNext) {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   210
            if (!mappedKey->characters(HbModifierFnPressed).isEmpty() && focusObject && focusObject->characterAllowedInEditor(mappedKey->characters(HbModifierFnPressed).at(0))) {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   211
                QInputMethodEvent event(QString(), list);
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   212
                event.setCommitString(QString(mappedKey->characters(HbModifierFnPressed).at(0)));
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   213
                focusObject->sendEvent(event);
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   214
            }
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   215
            mFnState = HbFnOff;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   216
            return true;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   217
        }
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   218
        
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   219
        if (!firstChar.isNull()){
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   220
            q->commitAndUpdate(firstChar); 
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   221
            if (!secondChar.isNull() ) {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   222
                if (!q->HbInputBasicHandler::filterEvent(event)) {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   223
                    q->commitAndUpdate(secondChar);
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   224
                }
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   225
            }
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   226
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   227
            // Need to refresh the autocompletion list
16d8024aca5e Revision: 201011
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diff changeset
   228
            refreshAutoCompleter();
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   229
            ret = true;
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diff changeset
   230
        }
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parents:
diff changeset
   231
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parents:
diff changeset
   232
        break;
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parents:
diff changeset
   233
    }
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diff changeset
   234
    return ret;
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diff changeset
   235
}
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parents:
diff changeset
   236
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   237
void HbInputBasicQwertyHandlerPrivate::_q_timeout()
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   238
{
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   239
    mTimer->stop();
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   240
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   241
    //If long key press of shift key is received, just return
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parents:
diff changeset
   242
    if (mButton == Qt::Key_Shift) {
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   243
        return;
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parents:
diff changeset
   244
    } else if (mButton == Qt::Key_Control) {
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   245
        mInputMethod->selectSpecialCharacterTableMode();
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diff changeset
   246
    }
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diff changeset
   247
    QStringList spellList;
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parents:
diff changeset
   248
    //If long key press of shift key, space key and enter key is received, don't
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diff changeset
   249
    if (mButton) {
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diff changeset
   250
        mInputMethod->launchCharacterPreviewPane(mButton);
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diff changeset
   251
    }
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diff changeset
   252
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   253
    return;
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   254
}
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parents:
diff changeset
   255
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   256
HbInputBasicQwertyHandler::HbInputBasicQwertyHandler(HbInputAbstractMethod* inputMethod)
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parents:
diff changeset
   257
:HbInputBasicHandler(* new HbInputBasicQwertyHandlerPrivate, inputMethod)
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diff changeset
   258
{
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diff changeset
   259
    Q_D(HbInputBasicQwertyHandler);
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   260
    d->q_ptr = this;
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parents:
diff changeset
   261
    d->init();
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parents:
diff changeset
   262
}
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parents:
diff changeset
   263
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parents:
diff changeset
   264
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parents:
diff changeset
   265
/*!
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parents:
diff changeset
   266
This function lists different input modes.
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parents:
diff changeset
   267
*/
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parents:
diff changeset
   268
void HbInputBasicQwertyHandler::listInputModes(QVector<HbInputModeProperties>& modes) const
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parents:
diff changeset
   269
{
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parents:
diff changeset
   270
    HbInputModeProperties binding;
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parents:
diff changeset
   271
    binding.iMode = HbInputModeDefault;
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parents:
diff changeset
   272
    binding.iKeyboard = HbKeyboardVirtualQwerty;
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parents:
diff changeset
   273
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parents:
diff changeset
   274
    QList<HbInputLanguage> languages = HbKeymapFactory::availableLanguages();
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parents:
diff changeset
   275
    foreach (HbInputLanguage language, languages) {
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parents:
diff changeset
   276
        binding.iLanguage = language;
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parents:
diff changeset
   277
        modes.push_back(binding);
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parents:
diff changeset
   278
    }
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parents:
diff changeset
   279
}
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parents:
diff changeset
   280
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parents:
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   281
HbInputBasicQwertyHandler::~HbInputBasicQwertyHandler()
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parents:
diff changeset
   282
{
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parents:
diff changeset
   283
}
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parents:
diff changeset
   284
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parents:
diff changeset
   285
/*!
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parents:
diff changeset
   286
filterEvent function key handling.
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parents:
diff changeset
   287
*/
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parents:
diff changeset
   288
bool HbInputBasicQwertyHandler::filterEvent(const QKeyEvent* event)
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   289
{
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parents:
diff changeset
   290
    Q_D(HbInputBasicQwertyHandler);
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parents:
diff changeset
   291
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   292
    if (event->type() == QEvent::KeyRelease) {
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parents:
diff changeset
   293
        return d->buttonReleased(event);
16d8024aca5e Revision: 201011
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parents:
diff changeset
   294
    } else {
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   295
        return d->buttonPressed(event);
16d8024aca5e Revision: 201011
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parents:
diff changeset
   296
    }
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parents:
diff changeset
   297
}
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parents:
diff changeset
   298
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parents:
diff changeset
   299
/*!
16d8024aca5e Revision: 201011
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diff changeset
   300
returns true if in inline edit.
16d8024aca5e Revision: 201011
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parents:
diff changeset
   301
*/
16d8024aca5e Revision: 201011
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parents:
diff changeset
   302
bool HbInputBasicQwertyHandler::isComposing() const
16d8024aca5e Revision: 201011
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parents:
diff changeset
   303
{   
16d8024aca5e Revision: 201011
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parents:
diff changeset
   304
    Q_D(const HbInputBasicQwertyHandler);
16d8024aca5e Revision: 201011
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parents:
diff changeset
   305
    return d->mTimer->isActive();
16d8024aca5e Revision: 201011
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parents:
diff changeset
   306
}
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   307
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   308
/*!
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parents:
diff changeset
   309
Action handler
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parents:
diff changeset
   310
*/
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   311
bool HbInputBasicQwertyHandler::actionHandler(HbInputModeAction action)
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   312
{
16d8024aca5e Revision: 201011
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parents:
diff changeset
   313
    Q_D(HbInputBasicQwertyHandler);
16d8024aca5e Revision: 201011
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parents:
diff changeset
   314
    HbInputFocusObject *focusObject = 0;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   315
    focusObject = d->mInputMethod->focusObject();
16d8024aca5e Revision: 201011
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parents:
diff changeset
   316
    bool ret = true;
16d8024aca5e Revision: 201011
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parents:
diff changeset
   317
    switch (action) {
16d8024aca5e Revision: 201011
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parents:
diff changeset
   318
    case HbInputModeActionCancelButtonPress:
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   319
    case HbInputModeActionReset:
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   320
        if (d->mTimer->isActive()) {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   321
            d->mTimer->stop();
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   322
        }
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   323
        break;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   324
    case HbInputModeActionFocusRecieved:
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   325
        if (d->mTimer->isActive()) {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   326
            d->mTimer->stop(); 
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   327
        }
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   328
        // set up auto completer
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   329
        setUpAutoCompleter();
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   330
    break;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   331
    case HbInputModeActionFocusLost:
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   332
        // We should add the commit autocompleting text when focus lost happens
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   333
         if (d->mTimer->isActive()) {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   334
            d->mTimer->stop(); 
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   335
        }
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   336
        if (d->mCurrentlyFocused != focusObject) {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   337
            d->mCurrentlyFocused = focusObject;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   338
            addWordInAutoCompleter();
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   339
        } 
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   340
    break;
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   341
    default: {
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   342
        ret = HbInputBasicHandler::actionHandler(action);
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   343
        }
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   344
    }
16d8024aca5e Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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    return ret;
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}
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/*!
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this SLOT is called by input plugin when there is a character selected from character preview pane.
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*/
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void HbInputBasicQwertyHandler::charFromPreviewSelected(QString characters)
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{
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    Q_D(HbInputBasicQwertyHandler);
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    if(characters.size() > 0) {
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        sctCharacterSelected(characters.at(0));
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        d->mInputMethod->updateState();
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    }
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}
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   359
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void HbInputBasicQwertyHandler::sctCharacterSelected(QString character)
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{
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    HbInputModeHandler::sctCharacterSelected(character);
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}
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   364
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void HbInputBasicQwertyHandler::characterPreviewAvailable(bool available)
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{
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    Q_D(HbInputBasicQwertyHandler);
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    d->mPreviewAvailable = available;
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}