author | William Roberts <williamr@symbian.org> |
Wed, 15 Sep 2010 17:32:31 +0100 | |
changeset 87 | b19f22d9e323 |
parent 85 | 35368b604b28 |
permissions | -rw-r--r-- |
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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: Menu All Applications state. |
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* |
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*/ |
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|
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#include <QPainter> |
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#include <QSize> |
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#include <QTimer> |
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#include "hsmenuitemmodel.h" |
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#include "hsiconsidleloader.h" |
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/*! |
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Constructor |
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\param model with defined icons |
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\param pointer to parent object |
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*/ |
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HsIconsIdleLoader::HsIconsIdleLoader(HsMenuItemModel *model, QObject *parent): |
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QObject(parent), |
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mModel(model), |
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mTimer(NULL), |
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mIconSize(mModel->getIconSize()) |
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{ |
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mTimer = new QTimer(this); |
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mOutStandingIconToLoad = mModel->rowCount(); |
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connect(mTimer, SIGNAL(timeout()), this, SLOT(processWhenIdle())); |
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mTimer->start(0); // NOTE: zero for idle |
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} |
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|
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/*! |
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Destructor |
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*/ |
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HsIconsIdleLoader::~HsIconsIdleLoader() |
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{ |
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mTimer->stop(); |
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} |
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|
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/*! |
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Preloading icons if idle |
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\retval void |
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*/ |
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void HsIconsIdleLoader::processWhenIdle() |
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{ |
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if (mOutStandingIconToLoad >= 1 |
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&& mModel->rowCount() >= mOutStandingIconToLoad ) { |
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QPixmap pixmap(mIconSize.toSize()); |
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pixmap.fill(Qt::transparent); |
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QModelIndex idx = mModel->index(mOutStandingIconToLoad -1); |
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HbIcon icon = mModel->entry(idx)->makeIcon(mIconSize); |
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icon.setSize(mIconSize); |
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// creating raster data |
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QPainter painter; |
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painter.begin(&pixmap); |
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icon.paint(&painter, QRectF(QPointF(), mIconSize), |
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Qt::KeepAspectRatio, |
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Qt::AlignCenter, |
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QIcon::Normal, |
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QIcon::Off); |
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painter.end(); |
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--mOutStandingIconToLoad; |
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} else { |
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mTimer->stop(); // No more timing |
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} |
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} |
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