src/hbplugins/inputmethods/touchinput/hbinputqwertynumerictouchkeyboard.cpp
changeset 2 06ff229162e9
child 5 627c4a0fd0e7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/hbplugins/inputmethods/touchinput/hbinputqwertynumerictouchkeyboard.cpp	Fri May 14 16:09:54 2010 +0300
@@ -0,0 +1,299 @@
+/****************************************************************************
+**
+** 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 <hbdeviceprofile.h>
+
+#include <hbinputmethod.h>
+#include <hbinputkeymap.h>
+#include <hbinputsettingproxy.h>
+
+#include "hbinputqwertynumerictouchkeyboard.h"
+#include "hbinputqwertynumerictouchkeyboard_p.h"
+#include "hbinputvkbwidget_p.h"
+#include "hbinputbuttongroup.h"
+#include "hbinputbutton.h"
+#include "hbinputmodeindicator.h"
+
+const qreal HbKeyboardHeightInUnits = 17.3;
+const qreal HbKeyboardWidthInUnits = 95.5;
+
+const int HbVirtualQwertyNumberOfRows = 2;
+const int HbVirtualQwertyNumberOfColumns = 10;
+const int HbButtonKeyCodeTable[HbVirtualQwertyNumberOfRows * HbVirtualQwertyNumberOfColumns] =
+{
+    HbInputButton::ButtonKeyCodeCharacter,
+    HbInputButton::ButtonKeyCodeCharacter,
+    HbInputButton::ButtonKeyCodeCharacter,
+    HbInputButton::ButtonKeyCodeCharacter,
+    HbInputButton::ButtonKeyCodeCharacter,
+    HbInputButton::ButtonKeyCodeCharacter,
+    HbInputButton::ButtonKeyCodeCharacter,
+    HbInputButton::ButtonKeyCodeCharacter,
+    HbInputButton::ButtonKeyCodeCharacter,
+    HbInputButton::ButtonKeyCodeCharacter,
+    HbInputButton::ButtonKeyCodeShift,
+    HbInputButton::ButtonKeyCodeSymbol,
+    HbInputButton::ButtonKeyCodeCharacter,
+    HbInputButton::ButtonKeyCodeCharacter,
+    HbInputButton::ButtonKeyCodeCharacter,
+    HbInputButton::ButtonKeyCodeCharacter,
+    HbInputButton::ButtonKeyCodeCharacter,
+    HbInputButton::ButtonKeyCodeDelete,
+    HbInputButton::ButtonKeyCodeSettings,
+    HbInputButton::ButtonKeyCodeCustom
+};
+
+HbQwertyNumericKeyboardPrivate::HbQwertyNumericKeyboardPrivate()
+{
+}
+
+HbQwertyNumericKeyboardPrivate::~HbQwertyNumericKeyboardPrivate()
+{
+}
+
+void HbQwertyNumericKeyboardPrivate::init()
+{
+    Q_Q(HbQwertyNumericKeyboard);
+
+    HbInputVkbWidgetPrivate::init();
+
+    HbInputButtonGroup *buttonGroup = static_cast<HbInputButtonGroup*>(q->contentItem());
+    if (buttonGroup) {
+        buttonGroup->setGridSize(QSize(HbVirtualQwertyNumberOfColumns, HbVirtualQwertyNumberOfRows));
+
+        QList<HbInputButton*> buttons;
+        for (int i = 0; i < HbVirtualQwertyNumberOfColumns * HbVirtualQwertyNumberOfRows; ++i) {
+            HbInputButton *item = new HbInputButton(HbButtonKeyCodeTable[i], QPoint(i % HbVirtualQwertyNumberOfColumns, i / HbVirtualQwertyNumberOfColumns));
+            buttons.append(item);
+
+            if (HbButtonKeyCodeTable[i] == HbInputButton::ButtonKeyCodeSettings) {
+                mInputModeIndicator = new HbInputModeIndicator(item, q);
+            } else if (HbButtonKeyCodeTable[i] == HbInputButton::ButtonKeyCodeShift ||
+                       HbButtonKeyCodeTable[i] == HbInputButton::ButtonKeyCodeSymbol) {
+                item->setState(HbInputButton::ButtonStateDisabled);
+            }
+        }
+        buttonGroup->setButtons(buttons);
+        buttonGroup->setButtonPreviewEnabled(HbInputSettingProxy::instance()->isCharacterPreviewForQwertyEnabled());
+
+        QObject::connect(buttonGroup, SIGNAL(buttonPressed(const QKeyEvent&)), q, SLOT(sendKeyPressEvent(const QKeyEvent&)));
+        QObject::connect(buttonGroup, SIGNAL(buttonDoublePressed(const QKeyEvent&)), q, SLOT(sendKeyDoublePressEvent(const QKeyEvent&)));
+        QObject::connect(buttonGroup, SIGNAL(buttonReleased(const QKeyEvent&)), q, SLOT(sendKeyReleaseEvent(const QKeyEvent&)));
+        QObject::connect(buttonGroup, SIGNAL(buttonLongPressed(const QKeyEvent&)), q, SLOT(sendLongPressEvent(const QKeyEvent&)));
+        QObject::connect(buttonGroup, SIGNAL(pressedButtonChanged(const QKeyEvent&, const QKeyEvent&)), q, SLOT(sendKeyChangeEvent(const QKeyEvent&, const QKeyEvent&)));
+    }
+    QObject::connect(q, SIGNAL(flickEvent(HbInputVkbWidget::HbFlickDirection)), buttonGroup, SLOT(cancelButtonPress()));
+}
+
+int HbQwertyNumericKeyboardPrivate::keyCode(int buttonId)
+{
+    return HbButtonKeyCodeTable[buttonId];
+}
+
+void HbQwertyNumericKeyboardPrivate::applyEditorConstraints()
+{
+    Q_Q(HbQwertyNumericKeyboard);
+
+    HbInputFocusObject *focusedObject = mOwner->focusObject();
+    if (!focusedObject) {
+        return;
+    }
+
+    HbInputButtonGroup *buttonGroup = static_cast<HbInputButtonGroup*>(q->contentItem());
+    if (buttonGroup) {
+        QList<HbInputButton*> buttons = buttonGroup->buttons();
+        for (int i = 0; i < buttons.count(); ++i) {
+            if (keyCode(i) == HbInputButton::ButtonKeyCodeCharacter) {
+                HbInputButton *item = buttons.at(i);
+
+                HbInputButton::HbInputButtonState state = item->state();
+                QString data = item->text(HbInputButton::ButtonTextIndexPrimary);
+                if (data.isEmpty() || !focusedObject->characterAllowedInEditor(data.at(0))) {
+                    state = HbInputButton::ButtonStateDisabled;
+                } else if (item->state() == HbInputButton::ButtonStateDisabled) {
+                    state = HbInputButton::ButtonStateReleased;
+                }
+                item->setState(state);
+            }
+        }
+        buttonGroup->setButtons(buttons);
+    }
+}
+
+void HbQwertyNumericKeyboardPrivate::updateKeyCodes()
+{
+    Q_Q(HbQwertyNumericKeyboard);
+
+    QString characters;
+    getCharacters(characters);
+
+    HbInputButtonGroup *buttonGroup = static_cast<HbInputButtonGroup*>(q->contentItem());
+    if (buttonGroup) {
+        int key = 0;
+        QList<HbInputButton*> buttons = buttonGroup->buttons();
+        for (int i = 0; i < buttons.count(); ++i) {
+            if (keyCode(i) == HbInputButton::ButtonKeyCodeCharacter) {
+                HbInputButton *item = buttons.at(i);
+
+                if (key < characters.count()) { 
+                    item->setKeyCode(characters.at(key).unicode());
+                }
+                ++key;
+            }
+        }
+    }
+}
+
+void HbQwertyNumericKeyboardPrivate::updateButtons()
+{
+    Q_Q(HbQwertyNumericKeyboard);
+
+    QString characters;
+    getCharacters(characters);
+
+    HbInputButtonGroup *buttonGroup = static_cast<HbInputButtonGroup*>(q->contentItem());
+    if (buttonGroup) {
+        int key = 0;
+        QList<HbInputButton*> buttons = buttonGroup->buttons();
+        for (int i = 0; i < buttons.count(); ++i) {
+            if (keyCode(i) == HbInputButton::ButtonKeyCodeCharacter) {
+                HbInputButton *item = buttons.at(i);
+
+                if (key < characters.count()) {
+                    item->setText(characters.at(key), HbInputButton::ButtonTextIndexPrimary);
+                } else {
+                    item->setText(QString(), HbInputButton::ButtonTextIndexPrimary);
+                }
+                ++key;
+            }
+        }
+        buttonGroup->setButtons(buttons);
+    }
+}
+
+void HbQwertyNumericKeyboardPrivate::getCharacters(QString &characters)
+{
+    characters = QString("1234567890");
+
+    if (mKeymap) {
+        const HbKeyboardMap* keyboardMap = mKeymap->keyboard(HbKeyboardSctLandscape);
+        if (!keyboardMap) {
+            return;
+        }
+
+        foreach (const HbMappedKey* mappedKey, keyboardMap->keys) {
+            QString chars = mappedKey->characters(HbModifierNone);
+            
+            HbInputFocusObject *focusedObject = mOwner->focusObject();
+            QString allowedChars;
+            if (focusedObject) {
+                focusedObject->filterStringWithEditorFilter(chars, allowedChars);
+            }
+
+            foreach (QChar sctChar, allowedChars) {
+                if (!characters.contains(sctChar)) {
+                    characters.append(sctChar);
+                }
+            }
+        }
+    }
+}
+
+/*!
+Constructs the object. owner is the owning input method implementation. Keymap
+is key mapping data to be used to display button texts. Key mapping data can be
+changed later (for example when the input language changes) by calling
+setKeymap.
+*/
+HbQwertyNumericKeyboard::HbQwertyNumericKeyboard(HbInputMethod *owner, const HbKeymap *keymap, QGraphicsItem *parent)
+ : HbInputVkbWidget(*new HbQwertyNumericKeyboardPrivate, parent)
+{
+    Q_D(HbQwertyNumericKeyboard);
+    d->mOwner = owner;
+    setKeymap(keymap);
+
+    QObject::connect(HbInputSettingProxy::instance(), SIGNAL(characterPreviewStateForQwertyChanged(bool)), this, SLOT(updateButtonPreviewStatus(bool)));
+}
+
+/*!
+Constructs the object. owner is the owning input method implementation. Keymap
+is key mapping data to be used to display button texts. Key mapping data can be
+changed later (for example when the input language changes) by calling
+setKeymap.
+*/
+HbQwertyNumericKeyboard::HbQwertyNumericKeyboard(HbQwertyNumericKeyboardPrivate &dd, HbInputMethod *owner,
+                                                 const HbKeymap *keymap, QGraphicsItem* parent)
+ : HbInputVkbWidget(dd, parent)
+{
+    Q_D(HbQwertyNumericKeyboard);
+    d->mOwner = owner;
+    setKeymap(keymap);
+
+    QObject::connect(HbInputSettingProxy::instance(), SIGNAL(characterPreviewStateForQwertyChanged(bool)), this, SLOT(updateButtonPreviewStatus(bool)));
+}
+
+/*!
+Destructs the object.
+*/
+HbQwertyNumericKeyboard::~HbQwertyNumericKeyboard()
+{
+}
+
+/*!
+Returns keyboard type.
+*/
+HbKeyboardType HbQwertyNumericKeyboard::keyboardType() const
+{
+    return HbKeyboardVirtualQwerty;
+}
+
+/*!
+Returns preferred keyboard size. HbVkbHost uses this information when it opens the keyboard.
+*/
+QSizeF HbQwertyNumericKeyboard::preferredKeyboardSize()
+{
+    Q_D(HbQwertyNumericKeyboard);
+
+    QSizeF result;
+    qreal unitValue = HbDeviceProfile::profile(mainWindow()).unitValue();
+
+    result.setHeight(HbKeyboardHeightInUnits * unitValue + d->mCloseHandleHeight);
+    result.setWidth(HbKeyboardWidthInUnits * unitValue);
+
+    return QSizeF(result);
+}
+
+/*!
+Updates button preview status.
+*/
+void HbQwertyNumericKeyboard::updateButtonPreviewStatus(bool status)
+{
+    HbInputButtonGroup *buttonGroup = static_cast<HbInputButtonGroup*>(contentItem());
+    if (buttonGroup) {
+        buttonGroup->setButtonPreviewEnabled(status);   
+    }
+}
+
+// End of file