1 /*!

     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: Dialpad keypad

    15 *

    16 */

    17 

    18 #ifndef DIALPADKEYPAD_H

    19 #define DIALPADKEYPAD_H

    20 

    21 #include <QTextLayout>

    22 #include <QColor>

    23 #include <hbinputbuttongroup.h>

    24 

    25 class DialpadInputField;

    26 class DialpadButton;

    27 class DialpadNumericButton;

    28 class QSignalMapper;

    29 class QGraphicsGridLayout;

    30 

    31 class DialpadKeypad : public HbInputButtonGroup

    32 {

    33     Q_OBJECT

    34 

    35 public:

    36     explicit DialpadKeypad(

    37         const HbMainWindow& mainWindow,

    38         DialpadInputField& inputField,

    39         QGraphicsItem* parent=0);

    40 

    41     ~DialpadKeypad();

    42 

    43 public:

    44     void setCallButtonEnabled(bool enabled);

    45 

    46     void resetButtons();

    47 

    48     DialpadButton& callButton() const;

    49 

    50 protected slots:

    51     void setButtonTexts();

    52 

    53     void handleKeyClicked(int key);

    54     void sendKeyPressEvent(const QKeyEvent& event);

    55     void sendKeyReleaseEvent(const QKeyEvent& event);

    56     void sendLongPressEvent(const QKeyEvent& event);

    57     void handleKeyChangeEvent(const QKeyEvent& releaseEvent,

    58                               const QKeyEvent& pressEvent);

    59     void cancelButtonPress();

    60 

    61 protected:

    62     void postKeyEvent(QEvent::Type type, int key);

    63     void sendKeyEventToEditor(QEvent::Type type, int key);

    64 

    65     inline DialpadNumericButton* button(int i) const;

    66     void updateButtonLabels();

    67     void updateColorArray();

    68     void updateIconColor();

    69     void updateTextLayouts(const QSizeF &size);

    70     void resolveTextContent(QList<QString> &content);

    71     void createTextLayouts(const QSizeF &size,

    72                            const QList<QString> &content);

    73     void layoutTextLines(const QSizeF &size,

    74                          QTextLayout &textLayout,

    75                          int state,

    76                          int type);

    77 

    78 protected:

    79     void paint(QPainter* painter,

    80                const QStyleOptionGraphicsItem* option,

    81                QWidget* widget);

    82     void setGeometry(const QRectF &rect);

    83     void changeEvent(QEvent *event);

    84 

    85 private:

    86     enum ButtonState {

    87         Normal = 0,

    88         Pressed,

    89         StateCount

    90     };

    91 

    92     enum TextType {

    93         PrimaryText = 0,

    94         SecondaryText,

    95         TextTypeCount

    96     };

    97 

    98 private:

    99     const HbMainWindow& mMainWindow;

   100     DialpadInputField& mInputField;

   101     QSignalMapper* mKeyClickedSignalMapper;

   102     QMap<int,QChar> mGeneratedChar;

   103     int mPressedNumericKey;

   104     DialpadButton* mCallButton;

   105     QList<QColor> mColors;

   106     QList<QTextLayout*> mTextLayouts;

   107     qreal mUnit;

   108     qreal mMaxPrimaryLineWidth;

   109 };

   110 

   111 #endif // DIALPADKEYPAD_H