/*!
* Copyright (c) 2009 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 grid of numeric buttons
*
*/
#ifndef DIALPADNUMERICBUTTONGRID_H
#define DIALPADNUMERICBUTTONGRID_H
#include <QTextLayout>
#include <QColor>
#include <hbinputbuttongroup.h>
class DialpadNumericButton;
class DialpadNumericButtonGrid : public HbInputButtonGroup
{
Q_OBJECT
public:
explicit DialpadNumericButtonGrid(
const HbMainWindow& mainWindow,
QGraphicsItem* parent=0);
~DialpadNumericButtonGrid();
public:
void resetButtons();
QChar inputCharacter(int keyCode) const;
protected slots:
void setButtonTexts();
void updateButtonLabels();
void cancelButtonPress();
protected:
inline DialpadNumericButton* button(int i) const;
void updateColorArray();
void updateIconColor();
void updateTextLayouts(const QSizeF &size);
void resolveTextContent(QList<QString> &content, bool& useTwoRows);
void createTextLayouts(const QSizeF &size,
const QList<QString> &content,
bool useTwoRows);
void layoutTextLines(const QSizeF &size,
QTextLayout &textLayout,
int state,
int type,
bool useTwoRows);
inline void layoutPrimaryText(
QTextLayout& layout,
DialpadNumericButton& button,
qreal cellWidth,
qreal cellHeight,
qreal textHeight) const;
inline void layoutSecondaryText(
QTextLayout& layout,
DialpadNumericButton& button,
qreal cellWidth,
qreal cellHeight,
qreal textHeight,
qreal textDescent,
bool useTwoRows) const;
bool isButtonPressed() const;
void updateIconSizes();
protected:
void paint(QPainter* painter,
const QStyleOptionGraphicsItem* option,
QWidget* widget);
void setGeometry(const QRectF &rect);
void changeEvent(QEvent *event);
private:
enum ButtonState {
Normal = 0,
Pressed,
StateCount
};
enum TextType {
PrimaryText = 0,
SecondaryText,
TextTypeCount
};
private:
const HbMainWindow& mMainWindow;
QList<QColor> mColors;
QList<QTextLayout*> mTextLayouts;
qreal mUnit;
qreal mMaxPrimaryLineWidth;
qreal mPrimaryTextBaseline;
QMap<int,QChar> mGeneratedChar;
};
#endif // DIALPADNUMERICBUTTONGRID_H