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/*!
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: Implements grid of numeric buttons
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*
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*/
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#include <QPainter>
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#include <hbmainwindow.h>
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#include <hbcolorscheme.h>
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#include <hbevent.h>
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#include <hbinputkeymapfactory.h>
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#include <hbinputkeymap.h>
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#include <hbinpututils.h>
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#include <hbinputsettingproxy.h>
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#include <hbinputlanguage.h>
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#include "dialpadnumericbutton.h"
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#include "dialpadnumericbuttongrid.h"
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static const int DialpadRowCount = 4;
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static const int DialpadColumnCount = 3;
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// layout values in units
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static const qreal DialpadPrimaryTextSizeV = 5.25;
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static const qreal DialpadPrimaryTextSizeH = 4.5;
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static const qreal DialpadSecondaryTextSizeV = 3.8;
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static const qreal DialpadSecondaryTextSizeH = 3.3;
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static const qreal DialpadSecondaryTextSize2RowsV = 3.0;
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static const qreal DialpadSecondaryTextSize2RowsH = 2.6;
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static const qreal DialpadIconSizeV = 5.0;
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static const qreal DialpadIconSizeH = 4.25;
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static const qreal DialpadPrimaryTextLeftMargin = 1.5;
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static const qreal DialpadPrimarySecondaryMargin = 1.0;
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static const QLatin1String vmbxIcon("qtg_mono_voice_mailbox");
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static const int DialpadKeyCodeTable[DialpadRowCount*DialpadColumnCount] =
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{
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Qt::Key_1, Qt::Key_2, Qt::Key_3,
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Qt::Key_4, Qt::Key_5, Qt::Key_6,
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Qt::Key_7, Qt::Key_8, Qt::Key_9,
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Qt::Key_Asterisk, Qt::Key_0, Qt::Key_NumberSign
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};
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DialpadNumericButtonGrid::DialpadNumericButtonGrid(
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const HbMainWindow& mainWindow,
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QGraphicsItem* parent) :
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HbInputButtonGroup(parent),
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mMainWindow(mainWindow),
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mUnit(.0),
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mMaxPrimaryLineWidth(.0),
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mPrimaryTextBaseline(.0)
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{
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setObjectName("numericButtons");
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// create buttons
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setGridSize(QSize(DialpadColumnCount, DialpadRowCount));
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setButtonBorderSize(0);
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QList<HbInputButton*> buttons;
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for (int i = 0; i < DialpadRowCount * DialpadColumnCount; ++i) {
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DialpadNumericButton *item = new DialpadNumericButton(
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DialpadKeyCodeTable[i],
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QPoint(i % DialpadColumnCount, i / DialpadColumnCount));
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buttons.append(item);
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item->setType(HbInputButton::ButtonTypeNormal);
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}
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setButtons(buttons);
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// connect signals from buttons
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QObject::connect(this, SIGNAL(buttonPressed(const QKeyEvent&)),
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this, SLOT(updateButtonLabels()));
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QObject::connect(this, SIGNAL(buttonReleased(const QKeyEvent&)),
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this, SLOT(updateButtonLabels()));
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QObject::connect(this, SIGNAL(pressedButtonChanged(const QKeyEvent&,
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const QKeyEvent&)),
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this, SLOT(updateButtonLabels()));
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// update colors
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updateColorArray();
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// set button texts
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setButtonTexts();
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// set button icons
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button(0)->setIcon(HbIcon(vmbxIcon));
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// update button texts when input language is changed
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connect(HbInputSettingProxy::instance(),
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SIGNAL(globalInputLanguageChanged(HbInputLanguage)),
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this,
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SLOT(setButtonTexts()));
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}
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DialpadNumericButtonGrid::~DialpadNumericButtonGrid()
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{
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}
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void DialpadNumericButtonGrid::resetButtons()
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{
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cancelButtonPress();
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}
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QChar DialpadNumericButtonGrid::inputCharacter(int keyCode) const
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{
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return mGeneratedChar.value(keyCode);
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}
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void DialpadNumericButtonGrid::setButtonTexts()
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{
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HbInputLanguage inputLanguage =
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HbInputSettingProxy::instance()->globalInputLanguage();
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const HbKeymap *keymap =
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HbKeymapFactory::instance()->keymap(inputLanguage.language());
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mGeneratedChar.clear();
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if (keymap) {
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int buttonCount = (DialpadRowCount*DialpadColumnCount);
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for (int i = 0; i < buttonCount; i++) {
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int keyCode = DialpadKeyCodeTable[i];
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if (keyCode == Qt::Key_Asterisk) {
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// asterisk is not localized
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QChar asterisk('*');
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button(i)->setText(asterisk);
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button(i)->setSecondaryText(QLatin1String("+"));
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mGeneratedChar.insert(Qt::Key_Asterisk, asterisk);
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continue;
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}
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if (keyCode == Qt::Key_NumberSign) {
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// number sign is not localized
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QChar numberSign('#');
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button(i)->setText(numberSign);
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mGeneratedChar.insert(Qt::Key_NumberSign, numberSign);
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continue;
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}
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int index = i;
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if (keyCode==Qt::Key_0) {
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index = i-1;
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}
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const HbMappedKey *keyLabels =
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keymap->keyForIndex(HbKeyboardVirtual12KeyLabels, index);
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//
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// set digits
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// todo: input digit depend on digit type setting
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// QChar numberChar(QLocale::system().zeroDigit().unicode()+
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// (keyCode-0x30));
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//
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QChar numberChar;
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if (keyLabels && keyLabels->chars.count()>=1 &&
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keyLabels->chars.at(0).length()) {
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numberChar = keyLabels->chars.at(0).at(0);
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} else {
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// fallback to latin
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numberChar = QChar(keyCode);
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}
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button(i)->setText(numberChar);
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mGeneratedChar.insert(keyCode,numberChar);
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//
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// set alphabets
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//
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if (keyLabels && keyLabels->chars.count()>=2) {
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button(i)->setSecondaryText(keyLabels->chars.at(1));
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if (keyLabels->chars.count()>=4) {
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button(i)->setSecondary2ndRowText(keyLabels->chars.at(3));
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} else {
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button(i)->setSecondary2ndRowText(QString());
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}
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}
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}
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updateButtonLabels();
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}
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}
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DialpadNumericButton* DialpadNumericButtonGrid::button(int i) const
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{
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return static_cast<DialpadNumericButton*>(HbInputButtonGroup::button(i));
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}
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void DialpadNumericButtonGrid::updateButtonLabels()
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{
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// update numeric buttons according to button state (pressed/released)
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updateIconColor();
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updateTextLayouts(rect().size());
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update();
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}
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void DialpadNumericButtonGrid::paint(
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QPainter* painter,
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const QStyleOptionGraphicsItem* option,
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QWidget* widget)
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{
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Q_UNUSED(option);
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Q_UNUSED(widget);
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// Paints empty buttons
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HbInputButtonGroup::paint(painter,option,widget);
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qreal cellWidth = boundingRect().width() / gridSize().width();
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qreal cellHeight = boundingRect().height() / gridSize().height();
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for (int i = 0; i < DialpadRowCount * DialpadColumnCount; i++) {
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DialpadNumericButton *item = button(i);
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if (!item->icon().isNull()) {
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// same as secondary text
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qreal x = (item->position().x() * cellWidth) +
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(DialpadPrimaryTextLeftMargin * mUnit) +
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(DialpadPrimarySecondaryMargin * mUnit) +
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mMaxPrimaryLineWidth;
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// top align with some margin
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qreal y = item->position().y() * cellHeight + (cellHeight / 20.0);
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qreal width = item->icon().size().width();
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qreal height = item->icon().size().height();
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Qt::Alignment alignment =
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static_cast<Qt::Alignment>(Qt::AlignTop | Qt::AlignLeft);
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item->icon().paint(painter,
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QRectF(x,y,width,height),
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Qt::KeepAspectRatio,
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alignment);
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}
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}
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// Draw texts
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QPen origPen = painter->pen();
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for (int i = 0; i < mTextLayouts.count(); ++i) {
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if (i==SecondaryText) {
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// dimmed in normal state
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painter->setPen(mColors.at(Pressed+1));
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} else {
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// otherwise normal or pressed color
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painter->setPen(mColors.at(i/TextTypeCount));
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}
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mTextLayouts.at(i)->draw(painter, QPointF(0, 0));
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}
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painter->setPen(origPen);
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}
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void DialpadNumericButtonGrid::updateColorArray()
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{
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mColors.clear();
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QColor normalColor = HbColorScheme::color("qtc_input_button_normal");
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mColors.insert(Normal, normalColor);
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QColor pressedColor = HbColorScheme::color("qtc_input_button_pressed");
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mColors.insert(Pressed, pressedColor);
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// this is used for alphabets shown dimmed, use alpha until exact color
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// is specified
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QColor disabledColor = HbColorScheme::color("qtc_input_button_normal");
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disabledColor.setAlpha(128);
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mColors.insert(Pressed+1, disabledColor);
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}
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void DialpadNumericButtonGrid::updateIconColor()
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{
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for (int i = 0; i < (DialpadRowCount * DialpadColumnCount); i++) {
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DialpadNumericButton *item = button(i);
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if (item->state()==HbInputButton::ButtonStatePressed) {
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item->icon().setColor(mColors.at(Pressed));
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} else {
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item->icon().setColor(mColors.at(Normal));
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}
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}
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}
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void DialpadNumericButtonGrid::cancelButtonPress()
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{
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HbInputButtonGroup::cancelButtonPress();
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updateButtonLabels();
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}
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void DialpadNumericButtonGrid::setGeometry(const QRectF &rect)
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{
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HbInputButtonGroup::setGeometry(rect);
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mUnit = HbDeviceProfile::profile(&mMainWindow).unitValue();
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updateTextLayouts(rect.size());
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updateIconSizes();
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}
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void DialpadNumericButtonGrid::updateIconSizes()
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{
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qreal width = mMainWindow.orientation() == Qt::Vertical ?
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DialpadIconSizeV : DialpadIconSizeH;
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width *= mUnit;
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for (int i = 0; i < DialpadRowCount * DialpadColumnCount; i++) {
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DialpadNumericButton *item = button(i);
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if (!item->icon().isNull()) {
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item->icon().setWidth(width);
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}
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}
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}
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void DialpadNumericButtonGrid::changeEvent(QEvent *event)
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{
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HbInputButtonGroup::changeEvent(event);
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if (event->type() == HbEvent::ThemeChanged) {
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updateColorArray();
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updateIconColor();
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}
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}
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void DialpadNumericButtonGrid::updateTextLayouts(const QSizeF &size)
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{
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if (!size.width() && !size.height()) {
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return;
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}
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// get normal and pressed state texts
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QList<QString> textContent;
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bool useTwoRows;
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resolveTextContent(textContent, useTwoRows);
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// layout the texts
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createTextLayouts(size, textContent, useTwoRows);
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}
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void DialpadNumericButtonGrid::resolveTextContent(
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QList<QString> &content, bool& useTwoRows)
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{
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QString normalState;
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QString normalStateSecondary;
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QString pressedState;
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QString pressedStateSecondary;
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useTwoRows = false;
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for (int i = 0; i < (DialpadRowCount*DialpadColumnCount); i++) {
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DialpadNumericButton *item = button(i);
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if (item->state()==HbInputButton::ButtonStatePressed) {
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if (item->text().length()) {
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pressedState.append(item->text());
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pressedState.append(QChar(QChar::LineSeparator));
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}
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if (item->secondaryText().length()) {
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pressedStateSecondary.append(item->secondaryText());
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pressedStateSecondary.append(QChar(QChar::LineSeparator));
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if (item->secondary2ndRowText().length()) {
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pressedStateSecondary.append(item->secondary2ndRowText());
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pressedStateSecondary.append(QChar(QChar::LineSeparator));
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useTwoRows = true;
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}
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}
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} else { // ButtonStateNormal
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if (item->text().length()) {
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normalState.append(item->text());
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normalState.append(QChar(QChar::LineSeparator));
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}
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if (item->secondaryText().length()) {
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normalStateSecondary.append(item->secondaryText());
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normalStateSecondary.append(QChar(QChar::LineSeparator));
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if (item->secondary2ndRowText().length()) {
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normalStateSecondary.append(item->secondary2ndRowText());
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normalStateSecondary.append(QChar(QChar::LineSeparator));
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useTwoRows = true;
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}
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}
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}
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}
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content.insert(PrimaryText, normalState);
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content.insert(SecondaryText, normalStateSecondary);
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content.insert(TextTypeCount + Pressed, pressedState);
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content.insert(StateCount + SecondaryText, pressedStateSecondary);
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}
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void DialpadNumericButtonGrid::createTextLayouts(
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const QSizeF &size, const QList<QString> &content, bool useTwoRows)
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{
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// clear old layouts
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qDeleteAll(mTextLayouts);
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mTextLayouts.clear();
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if(!isButtonPressed()) {
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mMaxPrimaryLineWidth = 0;
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}
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QFont primaryFont = HbFontSpec(HbFontSpec::Primary).font();
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qreal primarySize = mMainWindow.orientation() == Qt::Vertical ?
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DialpadPrimaryTextSizeV :
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DialpadPrimaryTextSizeH;
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primaryFont.setPixelSize(primarySize * mUnit);
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QFont secondaryFont = HbFontSpec(HbFontSpec::Secondary).font();
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if (useTwoRows) {
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qreal secondarySize = mMainWindow.orientation() == Qt::Vertical ?
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DialpadSecondaryTextSize2RowsV :
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DialpadSecondaryTextSize2RowsH;
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secondaryFont.setPixelSize(secondarySize * mUnit);
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424 |
} else {
|
|
425 |
qreal secondarySize = mMainWindow.orientation() == Qt::Vertical ?
|
|
426 |
DialpadSecondaryTextSizeV :
|
|
427 |
DialpadSecondaryTextSizeH;
|
|
428 |
secondaryFont.setPixelSize(secondarySize * mUnit);
|
|
429 |
}
|
|
430 |
|
|
431 |
for (int i=0; i < (StateCount*TextTypeCount); i++ ) {
|
|
432 |
QString text = content.at(i);
|
|
433 |
|
|
434 |
if (!text.isNull()) {
|
|
435 |
QTextLayout* textLayout;
|
|
436 |
int type;
|
|
437 |
|
|
438 |
if (i%TextTypeCount) {
|
|
439 |
textLayout = new QTextLayout(text,secondaryFont);
|
|
440 |
type = SecondaryText;
|
|
441 |
} else {
|
|
442 |
textLayout = new QTextLayout(text,primaryFont);
|
|
443 |
type = PrimaryText;
|
|
444 |
}
|
|
445 |
|
|
446 |
mTextLayouts.append(textLayout);
|
|
447 |
|
|
448 |
textLayout->beginLayout();
|
|
449 |
|
|
450 |
int state = (i>=TextTypeCount) ? Pressed : Normal;
|
|
451 |
|
|
452 |
layoutTextLines(size,*textLayout,state,type,useTwoRows);
|
|
453 |
|
|
454 |
textLayout->endLayout();
|
|
455 |
|
|
456 |
textLayout->setCacheEnabled(true);
|
|
457 |
}
|
|
458 |
}
|
|
459 |
}
|
|
460 |
|
|
461 |
void DialpadNumericButtonGrid::layoutTextLines(
|
|
462 |
const QSizeF &size,
|
|
463 |
QTextLayout &textLayout,
|
|
464 |
int state,
|
|
465 |
int type,
|
|
466 |
bool useTwoRows)
|
|
467 |
{
|
|
468 |
QFontMetricsF fontMetrics(textLayout.font());
|
|
469 |
qreal textHeight = fontMetrics.height();
|
|
470 |
qreal textDescent = fontMetrics.descent();
|
|
471 |
|
|
472 |
qreal cellWidth = size.width() / gridSize().width();
|
|
473 |
qreal cellHeight = size.height() / gridSize().height();
|
|
474 |
qreal maxLineWidth = 0;
|
|
475 |
|
|
476 |
for (int j = 0; j < (DialpadRowCount*DialpadColumnCount); j++) {
|
|
477 |
DialpadNumericButton *item = button(j);
|
|
478 |
|
|
479 |
if ((type==PrimaryText && item->text().isNull()) ||
|
|
480 |
(type==SecondaryText && item->secondaryText().isNull())) {
|
|
481 |
continue; // no text for this button -> next button
|
|
482 |
}
|
|
483 |
|
|
484 |
if ( ( state==Normal &&
|
|
485 |
item->state()==HbInputButton::ButtonStateReleased ) ||
|
|
486 |
( state==Pressed &&
|
|
487 |
item->state()==HbInputButton::ButtonStatePressed ) ) {
|
|
488 |
// layout text line
|
|
489 |
if (type==SecondaryText) {
|
|
490 |
layoutSecondaryText(textLayout,*item,cellWidth,
|
|
491 |
cellHeight,textHeight,textDescent,
|
|
492 |
useTwoRows);
|
|
493 |
} else {
|
|
494 |
layoutPrimaryText(textLayout,*item,cellWidth,
|
|
495 |
cellHeight,textHeight);
|
|
496 |
|
|
497 |
// store line width, for drawing secondary text
|
|
498 |
qreal lineWidth = fontMetrics.width(item->text());
|
|
499 |
if (mMaxPrimaryLineWidth == 0 && (j>0 && j<10) &&
|
|
500 |
lineWidth > maxLineWidth) {
|
|
501 |
maxLineWidth = lineWidth;
|
|
502 |
mPrimaryTextBaseline = textHeight/2 - textDescent;
|
|
503 |
}
|
|
504 |
}
|
|
505 |
}
|
|
506 |
}
|
|
507 |
|
|
508 |
if (maxLineWidth!=0) {
|
|
509 |
mMaxPrimaryLineWidth = maxLineWidth;
|
|
510 |
}
|
|
511 |
}
|
|
512 |
|
|
513 |
void DialpadNumericButtonGrid::layoutPrimaryText(
|
|
514 |
QTextLayout& layout,
|
|
515 |
DialpadNumericButton& button,
|
|
516 |
qreal cellWidth,
|
|
517 |
qreal cellHeight,
|
|
518 |
qreal textHeight) const
|
|
519 |
{
|
|
520 |
QTextLine line = layout.createLine();
|
|
521 |
line.setNumColumns(button.text().length());
|
|
522 |
qreal textPositionX = (button.position().x() * cellWidth) +
|
|
523 |
(DialpadPrimaryTextLeftMargin * mUnit)
|
|
524 |
+ buttonBorderSize();
|
|
525 |
qreal textPositionY = (button.position().y() +
|
|
526 |
(0.5 * button.size().height())) *
|
|
527 |
cellHeight - (0.5 * textHeight);
|
|
528 |
line.setPosition(QPointF(textPositionX, textPositionY));
|
|
529 |
}
|
|
530 |
|
|
531 |
void DialpadNumericButtonGrid::layoutSecondaryText(
|
|
532 |
QTextLayout& layout,
|
|
533 |
DialpadNumericButton& button,
|
|
534 |
qreal cellWidth,
|
|
535 |
qreal cellHeight,
|
|
536 |
qreal textHeight,
|
|
537 |
qreal textDescent,
|
|
538 |
bool useTwoRows) const
|
|
539 |
{
|
|
540 |
qreal textPositionX;
|
|
541 |
qreal textPositionY;
|
|
542 |
|
|
543 |
QTextLine line = layout.createLine();
|
|
544 |
|
|
545 |
if (useTwoRows) {
|
|
546 |
line.setNumColumns(button.secondaryText().length());
|
|
547 |
|
|
548 |
textPositionX = (button.position().x() * cellWidth) +
|
|
549 |
(DialpadPrimaryTextLeftMargin * mUnit) +
|
|
550 |
mMaxPrimaryLineWidth +
|
|
551 |
(DialpadPrimarySecondaryMargin * mUnit)
|
|
552 |
+ buttonBorderSize();
|
|
553 |
|
|
554 |
if (button.secondary2ndRowText().length()) {
|
|
555 |
textPositionY = (button.position().y() +
|
|
556 |
(0.5 * button.size().height())) *
|
|
557 |
cellHeight;
|
|
558 |
|
|
559 |
QTextLine line2 = layout.createLine();
|
|
560 |
line2.setNumColumns(button.secondary2ndRowText().length());
|
|
561 |
line2.setPosition(QPointF(textPositionX,textPositionY-textHeight));
|
|
562 |
} else {
|
|
563 |
textPositionY = (button.position().y() +
|
|
564 |
(0.5 * button.size().height())) *
|
|
565 |
cellHeight - (0.5 * textHeight);
|
|
566 |
}
|
|
567 |
} else {
|
|
568 |
line.setNumColumns(button.secondaryText().length());
|
|
569 |
textPositionX = (button.position().x() * cellWidth) +
|
|
570 |
(DialpadPrimaryTextLeftMargin * mUnit) +
|
|
571 |
mMaxPrimaryLineWidth +
|
|
572 |
(DialpadPrimarySecondaryMargin * mUnit)
|
|
573 |
+ buttonBorderSize();
|
|
574 |
textPositionY = (button.position().y() +
|
|
575 |
(0.5 * button.size().height())) *
|
|
576 |
cellHeight + mPrimaryTextBaseline -
|
|
577 |
(textHeight - textDescent);
|
|
578 |
}
|
|
579 |
line.setPosition(QPointF(textPositionX, textPositionY));
|
|
580 |
}
|
|
581 |
|
|
582 |
bool DialpadNumericButtonGrid::isButtonPressed() const
|
|
583 |
{
|
|
584 |
bool pressed = false;
|
|
585 |
|
|
586 |
for (int i = 0; i < (DialpadRowCount*DialpadColumnCount); i++) {
|
|
587 |
if (button(i)->state()==HbInputButton::ButtonStatePressed) {
|
|
588 |
pressed = true;
|
|
589 |
break;
|
|
590 |
}
|
|
591 |
}
|
|
592 |
|
|
593 |
return pressed;
|
|
594 |
}
|