src/hbinput/inputwidgets/hbinputvkbwidget.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 14 May 2010 16:09:54 +0300
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permissions -rw-r--r--
Revision: 201017 Kit: 201019
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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 HbInput 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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#ifndef HB_INPUT_VKB_WIDGET_H
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#define HB_INPUT_VKB_WIDGET_H
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#include <hbdialog.h>
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#include <hbinputdef.h>
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#include <hbinputvirtualkeyboard.h>
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#include <hbinputvirtualrocker.h>
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const int HbRepeatTimeout = 1000;
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const int HbRepeatTimeoutShort = 150;
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const QString backgroundGraphics("qtg_fr_input_v_bg");
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const QString HbInputVkbHandleIcon("qtg_graf_input_v_swipe");
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const qreal HbCloseHandleHeight = 0;
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const qreal HbCloseHandleHeightInUnits = 2.23;
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const qreal HbCloseHandleWidthInUnits = 18.8;
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class HbInputVkbWidgetPrivate;
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class HbInputMethod;
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class HbView;
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class HbKeymap;
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class HbPanGesture;
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class HB_INPUT_EXPORT HbInputVkbWidget : public HbWidget, public HbVirtualKeyboard
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{
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    Q_OBJECT
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public:
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    enum HbFlickDirection
0
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    {
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        HbFlickDirectionNone = 0,
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        HbFlickDirectionLeft,
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        HbFlickDirectionRight,
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        HbFlickDirectionUp,
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        HbFlickDirectionDown
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    };
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    enum HbVkbCloseMethod
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    {
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        HbVkbCloseMethodButtonDrag = 0x1,
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        HbVkbCloseMethodCloseButton = 0x2,
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        HbVkbCloseMethodCloseButtonDrag = HbVkbCloseMethodCloseButton | HbVkbCloseMethodButtonDrag,
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        HbVkbCloseMethodCloseGesture = 0x4,
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    };
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     enum HbSctView {
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        HbSctViewSpecialCharacter,
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        HbSctViewSmiley
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    };
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0
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    HbInputVkbWidget(QGraphicsItem *parent = 0);
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    virtual ~HbInputVkbWidget();
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public: // From HbVirtualKeyboard
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    QWidget* asWidget();
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    QGraphicsWidget* asGraphicsWidget();
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    QSizeF preferredKeyboardSize();
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    QSizeF minimizedKeyboardSize();
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    virtual void aboutToOpen(HbVkbHost *host);
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    virtual void aboutToClose(HbVkbHost *host);
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    virtual void keyboardOpened(HbVkbHost *host);
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    virtual void keyboardClosed(HbVkbHost *host);
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    virtual void keyboardMinimized(HbVkbHost *host);
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    virtual void keyboardAnimationFrame(HbVkbAnimationType type, qreal x);
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    virtual void setKeymap(const HbKeymap* keymap);
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    virtual void setMode(HbKeypadMode mode, HbModifiers modifiers);
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    virtual HbKeypadMode mode() const;
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    virtual HbModifiers modifiers() const;
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    virtual void setContentItem(QGraphicsLayoutItem *item);
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    virtual QGraphicsLayoutItem *contentItem() const;
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    virtual void setRockerVisible(bool visible);
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    virtual bool isRockerVisible() const;
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    virtual void setKeyboardDimmed(bool dimmed);
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    virtual void setBackgroundDrawing(bool backgroundEnabled);
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    virtual QList<HbKeyPressProbability> probableKeypresses();
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    virtual void animKeyboardChange();
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    HbFlickDirection flickDirection();
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protected: // From QGraphicsItem
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    virtual QPainterPath shape () const;
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    virtual void changeEvent(QEvent *event);
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    virtual void paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget);
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    virtual int type() const {return Hb::ItemType_InputVkbWidget;}
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    QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint = QSizeF()) const;
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    virtual void gestureEvent(QGestureEvent *event);
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protected:
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    // layout
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    QSizeF keypadButtonAreaSize();
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public slots:
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    void showSettingList();
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    void showSettingsView();
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    void closeSettingsView();
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    void executeMethodDialog();
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    void closeSettingList();
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    void settingsClosed();
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    void showSmileyPicker(int rows, int columns);
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    void keypadLanguageChangeAnimationUpdate(qreal value);
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    void keypadLanguageChangeFinished();
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2
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    virtual void sendKeyPressEvent(const QKeyEvent &event);
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    virtual void sendKeyDoublePressEvent(const QKeyEvent &event);
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    virtual void sendKeyReleaseEvent(const QKeyEvent &event);
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    virtual void sendLongPressEvent(const QKeyEvent &event);
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    virtual void sendKeyChangeEvent(const QKeyEvent &releaseEvent, const QKeyEvent &pressEvent);
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0
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signals:
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    void keypadCloseEventDetected(HbInputVkbWidget::HbVkbCloseMethod closeMethod);
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    void rockerDirection(int direction, HbInputVirtualRocker::RockerSelectionMode selectionMode);
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    void flickEvent(HbInputVkbWidget::HbFlickDirection direction);
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    void smileySelected(QString text);
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    void mouseMovedOutOfButton();
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protected:
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    HbInputVkbWidget(HbInputVkbWidgetPrivate &dd, QGraphicsItem* parent);
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private:
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    Q_DECLARE_PRIVATE_D(d_ptr, HbInputVkbWidget)
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    Q_DISABLE_COPY(HbInputVkbWidget)
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    friend class HbTouchKeypadButton;
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    friend class HbInputUsedSymbolPane;
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};
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#endif // HB_INPUT_VKB_WIDGET_H
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// End of file