diff -r 000000000000 -r 16d8024aca5e src/hbplugins/inputmethods/hardwareinput/hbhardwareinputbasicqwertyhandler.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/hbplugins/inputmethods/hardwareinput/hbhardwareinputbasicqwertyhandler.cpp Mon Apr 19 14:02:13 2010 +0300 @@ -0,0 +1,308 @@ +/**************************************************************************** +** +** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (developer.feedback@nokia.com) +** +** This file is part of the HbPlugins module of the UI Extensions for Mobile. +** +** GNU Lesser General Public License Usage +** This file may be used under the terms of the GNU Lesser General Public +** License version 2.1 as published by the Free Software Foundation and +** appearing in the file LICENSE.LGPL included in the packaging of this file. +** Please review the following information to ensure the GNU Lesser General +** Public License version 2.1 requirements will be met: +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at developer.feedback@nokia.com. +** +****************************************************************************/ +#include +#include +#include +#include + +#include "hbinputabstractbase.h" +#include "hbinputbasichandler_p.h" +#include "hbinputmodehandler_p.h" +#include "hbhardwareinputbasicqwertyhandler.h" + +class HbHardwareInputBasicQwertyHandlerPrivate: public HbInputBasicHandlerPrivate +{ + Q_DECLARE_PUBLIC(HbHardwareInputBasicQwertyHandler) +public: + HbHardwareInputBasicQwertyHandlerPrivate(); + ~HbHardwareInputBasicQwertyHandlerPrivate(); + + // button related operations. + bool buttonPressed(const QKeyEvent *event); + bool buttonReleased(const QKeyEvent *event); + void _q_timeout(); + +public: + HbFnState mFnState; + int mButton; + HbInputShiftKeyState mShiftKeyState; +}; + +HbHardwareInputBasicQwertyHandlerPrivate::HbHardwareInputBasicQwertyHandlerPrivate() +:mFnState(HbFnOff), +mButton(0), +mShiftKeyState(EKeyPressedNone) +{ +} + +HbHardwareInputBasicQwertyHandlerPrivate::~HbHardwareInputBasicQwertyHandlerPrivate() +{ +} + +bool HbHardwareInputBasicQwertyHandlerPrivate::buttonPressed(const QKeyEvent * event) +{ + mButton = event->key(); + if (!mTimer->isActive()){ + mTimer->start(HbLongPressTimerTimeout); + } + + if (event->key() != Qt::Key_Delete && event->key() != Qt::Key_Backspace) { + return true; + } else { + return false; + } +} + +bool HbHardwareInputBasicQwertyHandlerPrivate::buttonReleased(const QKeyEvent * event) +{ +// Kept for handling button released specific logic + + Q_Q(HbHardwareInputBasicQwertyHandler); + HbInputFocusObject *focusObject = 0; + focusObject = mInputMethod->focusObject(); + if (!focusObject) { + qDebug("HbHardwareInputBasicQwertyHandler::virtualButtonClicked : no focused editor widget!"); + return false; + } + + // If the timer is not active and it is alpha mode, it is a long press + // and handled in another function. So just return. + if (mTimer->isActive()) { + mTimer->stop(); + } + int eventKey = event->key(); + + //Handle long key press here + + switch(eventKey) { + case Qt::Key_Alt: + //handle function key (fn key) states here using fn & shift handler helper class + break; + case Qt::Key_Shift: { + //If the shift key state is EShiftKeyPressed and a second shift key press is received before any other + //key events, then current text case should not be changed. + if (mShiftKeyState){ + mShiftKeyState = EKeyPressedNone; + } else { + mShiftKeyState = EShiftKeyPressed; + int currentTextCase = focusObject->editorInterface().textCase(); + switch(currentTextCase) { + case HbTextCaseLower: + focusObject->editorInterface().setTextCase(HbTextCaseUpper); + focusObject->syncEditorInterface(); + break; + case HbTextCaseUpper: + case HbTextCaseAutomatic: + focusObject->editorInterface().setTextCase(HbTextCaseLower); + focusObject->syncEditorInterface(); + break; + default: + break; + } + } + } + break; + case Qt::Key_Control:{ + return true; + } + + break; + case Qt::Key_Backspace: + case Qt::Key_Delete: { + // let's pass the backspace event to the focussed editor. + //return q->HbInputBasicHandler::filterEvent(event); + break; + } + case Qt::Key_Return: + case Qt::Key_Enter: + case Qt::Key_Space: { + QChar qc(eventKey); + if(Qt::Key_Space == eventKey && (event->modifiers() & Qt::ControlModifier)){ + if (HbInputSettingProxy::instance()->predictiveInputStatus()) { + HbInputSettingProxy::instance()->setPredictiveInputStatus(0); + } else { + HbInputSettingProxy::instance()->setPredictiveInputStatus(1); + } + break; + } + + if (qc == Qt::Key_Enter || qc == Qt::Key_Return) { + qc = QChar('\n'); // Editor expects normal line feed. + } + if(focusObject){ + q->commitAndUpdate(qc); + } + break; + } + default: { + if (q->HbInputBasicHandler::filterEvent(event)) { + return true; + } + QList list; + QString newText; + int currentTextCase = focusObject->editorInterface().textCase(); + // If function key is pressed, get the functionized + + QString chars; + + const HbMappedKey* mappedKey = mKeymap->keyForKeycode(mInputMethod->inputState().keyboard(), eventKey); + + if (currentTextCase == HbTextCaseLower) + chars = mappedKey->characters(HbModifierNone); + else + chars = mappedKey->characters(HbModifierShiftPressed); + + if(chars.length()){ + q->commitAndUpdate(chars); + } + + // Reset the shift state. + if (EShiftKeyPressed == mShiftKeyState) { + mShiftKeyState = EKeyPressedNone; + int textCase = HbTextCaseLower; + HbModifier modifier = HbModifierNone; + + if (HbTextCaseLower == currentTextCase) { + textCase = HbTextCaseUpper; + modifier = HbModifierShiftPressed; + } + focusObject->editorInterface().setTextCase(textCase); + focusObject->syncEditorInterface(); + } + mInputMethod->updateState(); + } + break; + } + return true; +} + +void HbHardwareInputBasicQwertyHandlerPrivate::_q_timeout() +{ + mTimer->stop(); + qDebug("Timer stoped"); + if (mButton == Qt::Key_Shift ){ + mShiftKeyState = EShiftKeyPressed; + } else { + mFnState = HbFnNext; + } + return; +} + +HbHardwareInputBasicQwertyHandler::HbHardwareInputBasicQwertyHandler(HbInputAbstractMethod* inputMethod) +:HbInputBasicHandler(* new HbHardwareInputBasicQwertyHandlerPrivate, inputMethod) +{ + Q_D(HbHardwareInputBasicQwertyHandler); + d->q_ptr = this; +} + + +/*! +This function lists different input modes. +*/ +void HbHardwareInputBasicQwertyHandler::listInputModes(QVector& modes) const +{ + HbInputModeProperties binding; + binding.iMode = HbInputModeDefault; + QList availableKeyBoards; + HbInputSettingProxy::instance()->availableHwKeyboard(availableKeyBoards); + foreach(HbKeyboardType keyboardType, availableKeyBoards) { + (keyboardType&HbQwertyKeyboardMask) ? binding.iKeyboard = keyboardType : binding.iKeyboard = HbKeyboardNone; + if (binding.iKeyboard != HbKeyboardNone) { + QList languages = HbKeymapFactory::availableLanguages(); + foreach(HbInputLanguage lang, languages) { + binding.iLanguage = lang; + modes.push_front(binding); + } + } + } +} + +HbHardwareInputBasicQwertyHandler::~HbHardwareInputBasicQwertyHandler() +{ +} + +/*! +filterEvent function key handling. +*/ +bool HbHardwareInputBasicQwertyHandler::filterEvent(const QKeyEvent* event) +{ + Q_D(HbHardwareInputBasicQwertyHandler); + + if (!event->isAutoRepeat()) { + if ((event->type() == QEvent::KeyRelease) ) { + return d->buttonReleased(event); + } else { + return d->buttonPressed(event); + } + } + return false; +} + +/*! +returns true if in inline edit. +*/ +bool HbHardwareInputBasicQwertyHandler::isComposing() const +{ + Q_D(const HbHardwareInputBasicQwertyHandler); + return d->mTimer->isActive(); +} + +/*! +Action handler +*/ +bool HbHardwareInputBasicQwertyHandler::actionHandler(HbInputModeAction action) +{ + Q_D(HbHardwareInputBasicQwertyHandler); + bool ret = true; + switch (action) { + case HbInputModeActionReset: + if (d->mTimer->isActive()) { + d->mTimer->stop(); + qDebug("Timer stoped"); + } + break; + default: { + ret = HbInputBasicHandler::actionHandler(action); + } + } + return ret; +} + +/*! +this SLOT is called by input plugin when there is a character selected from character preview pane. +*/ +void HbHardwareInputBasicQwertyHandler::charFromPreviewSelected(QString characters) +{ + Q_D(HbHardwareInputBasicQwertyHandler); + if(characters.size() > 0) { + sctCharacterSelected(characters[0]); + d->mInputMethod->updateState(); + } +} + +void HbHardwareInputBasicQwertyHandler::sctCharacterSelected(QChar character) +{ + HbInputModeHandler::sctCharacterSelected(character); +}