author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 14 Sep 2010 21:20:26 +0300 | |
branch | RCL_3 |
changeset 27 | fc25e03508fd |
parent 26 | e8d784ac1a4b |
child 31 | 8f536f98e1f8 |
permissions | -rw-r--r-- |
26 | 1 |
/* |
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* Copyright (c) 2006 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: This file implements the Slideshow Screensaver plugin. |
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* |
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*/ |
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#include <eikenv.h> |
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#include <bautils.h> |
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#include <data_caging_path_literals.hrh> |
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#include <centralrepository.h> |
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#include <DRMHelper.h> |
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// #include <aknnotewrappers.h> AppendSlideL |
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// #include <aknnavi.h> |
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// #include <aknnavide.h> |
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// #include <mmfcontrollerpluginresolver.h> |
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#include <DRMHelperServerInternalCRKeys.h> |
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#include <mmf/common/mmfcontrollerpluginresolver.h> // For CleanupResetAndDestroyPushL |
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#include <pslninternalcrkeys.h> |
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#include <pslnslidesetdialoginterface.h> |
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// #include <NPNExtensions.h> |
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#include <coecntrl.h> |
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#include <ecom/ecom.h> |
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#include <ContentListingFactory.h> |
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#include <mdeobjectdef.h> |
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#include <mdelogiccondition.h> |
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#include <mdenamespacedef.h> |
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#include <mdeconstants.h> |
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#include <mdeobjectquery.h> |
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#include <slideshowplugin.rsg> |
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#include "SlideshowPlugin.h" |
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#include "SlideshowSlide.h" |
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#include "SlideshowPluginUtils.h" |
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// Constants |
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const TInt KSecsToMicros = 1000000; |
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const TUint KDefaultRandomLoadingNumber = 100; |
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// Slideshow duration times (secs) |
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const TInt KMinSlideshowTime = 1; |
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const TInt KMaxSlideshowTime = 60; |
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const TInt KDefaultSlideshowTime = 5; |
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// Backlight times (secs) |
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const TInt KMinLightsTime = 0; |
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const TInt KMaxLightsTime = 30; |
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const TInt KDefaultLightsTime = 0; |
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// Slide times |
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// const TInt KMinSlideTime = 1; |
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// const TInt KMaxSlideTime = 30; |
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const TInt KDefaultSlideTime = 5; |
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// Refresh interval (Draw() call frequency) in secs. |
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// For better resolution kept smaller than slide time |
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const TInt KRefreshInterval = 1; |
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// Slideshow type |
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const TInt KSlideshowTypeContinuous = 0; |
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const TInt KSlideshowTypeRandom = 1; |
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// const TInt KScreensaverAnimPluginInterfaceUid = 0x102750CB; |
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_LIT(KResourceFileName, "Z:SlideshowPlugin.rsc"); |
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CSlideshowSettings::CSlideshowSettings() |
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{ |
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iSlideshowTime = KDefaultSlideshowTime; |
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iLightsTime = KDefaultLightsTime; |
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iSlideTime = KDefaultSlideTime; |
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iSlideshowType = KSlideshowTypeContinuous; |
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} |
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// ============================ MEMBER FUNCTIONS ============================= |
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// --------------------------------------------------------------------------- |
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// CSlideshowPlugin::NewL |
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// --------------------------------------------------------------------------- |
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// |
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CSlideshowPlugin* CSlideshowPlugin::NewL() |
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{ |
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CSlideshowPlugin* self = new (ELeave) CSlideshowPlugin; |
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CleanupStack::PushL(self); |
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self->ConstructL(); |
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CleanupStack::Pop(self); |
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return self; |
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} |
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// ---------------------------------------------------------------------------- |
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// CSlideshowPlugin::~CSlideshowPlugin |
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// ---------------------------------------------------------------------------- |
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// |
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CSlideshowPlugin::~CSlideshowPlugin() |
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{ |
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if (iResourceOffset != 0) |
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{ |
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iEikEnv->DeleteResourceFile(iResourceOffset); |
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} |
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// Close and delete CR handlers |
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NotifyCenrepChangeCancel(); |
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UnInitializeCenRep(); |
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// Close and delete P&S handlers |
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if (iSettingsChangedSubscriber) |
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{ |
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iSettingsChangedSubscriber->StopSubscribe(); |
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} |
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iSettingsChangedProperty.Close(); |
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delete iSettingsChangedSubscriber; |
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delete iScreensaverName; |
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delete iSettings; |
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delete iDrmHelper; |
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delete iModel; |
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fc25e03508fd
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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// Close and delete mds query |
fc25e03508fd
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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if ( iQuery ) |
fc25e03508fd
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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{ |
fc25e03508fd
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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iQuery->Cancel(); |
fc25e03508fd
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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delete iQuery; |
fc25e03508fd
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
26
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iQuery = NULL; |
fc25e03508fd
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
26
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} |
fc25e03508fd
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
26
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fc25e03508fd
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
26
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if ( iMdESession ) |
fc25e03508fd
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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{ |
fc25e03508fd
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
26
diff
changeset
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delete iMdESession; |
fc25e03508fd
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
26
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iMdESession = NULL; |
fc25e03508fd
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
26
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} |
26 | 150 |
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// Logging done |
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SSPLOGGER_DELETE; |
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} |
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// ----------------------------------------------------------------------------- |
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// CSlideshowPlugin::ConstructL |
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// ----------------------------------------------------------------------------- |
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// |
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void CSlideshowPlugin::ConstructL() |
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{ |
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// Start logging |
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SSPLOGGER_CREATE; |
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iModel = CSlideshowModel::NewL(); |
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iSettings = new (ELeave) CSlideshowSettings(); |
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// Get nearest language resource file and add it to the |
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// eikon environment for the duration of the plugin life |
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TFileName fileName; |
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TParse lParse; |
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// Add the resource dir |
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lParse.Set(KResourceFileName, &KDC_RESOURCE_FILES_DIR, NULL); |
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// Get the filename with full path |
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fileName = lParse.FullName(); |
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iEikEnv = CEikonEnv::Static(); |
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BaflUtils::NearestLanguageFile(iEikEnv->FsSession(), fileName); |
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iResourceOffset = iEikEnv->AddResourceFileL(fileName); |
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// Load localised name of screensaver to be returned |
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// to Themes app in Name() query |
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iScreensaverName = iEikEnv->AllocReadResourceL(R_SLIDESHOW_SCREENSAVER_NAME); |
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InitializeCenRepL(); |
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// Read settings |
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ReadSettings(); |
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iTimerUpdated = EFalse; |
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} |
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// ----------------------------------------------------------------------------- |
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// CSlideshowPlugin::CSlideshowPlugin |
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// ----------------------------------------------------------------------------- |
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CSlideshowPlugin::CSlideshowPlugin() |
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{ |
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} |
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// --- MScreensaverPlugin --- |
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// ----------------------------------------------------------------------------- |
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// CSlideshowPlugin::InitializeL |
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// ----------------------------------------------------------------------------- |
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TInt CSlideshowPlugin::InitializeL(MScreensaverPluginHost *aHost) |
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{ |
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SSPLOGGER_ENTERFN("InitializeL()"); |
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iWaitActive = EFalse; |
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iDrawCount = 0; |
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if (!aHost) |
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{ |
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return KErrArgument; |
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} |
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iHost = aHost; |
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// iHost->UseRefreshTimer( EFalse ); |
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NotifyCenrepChangeL(); |
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// No indicators while plugin running |
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iHost->OverrideStandardIndicators(); |
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// Get display info |
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UpdateDisplayInfo(); |
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// Attach and start watching settings changed key |
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User::LeaveIfError(iSettingsChangedProperty.Attach( |
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KPSUidScreenSaver, KScreenSaverPluginSettingsChanged)); |
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iSettingsChangedSubscriber = new (ELeave) CPSSubscriber( |
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TCallBack(HandleSettingsChanged, this), iSettingsChangedProperty); |
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iSettingsChangedSubscriber->SubscribeL(); |
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iDrmHelper = CDRMHelper::NewL(*iEikEnv); |
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// Load slides on start rather than here |
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// LoadSlidesL(); |
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SSPLOGGER_LEAVEFN("InitializeL()"); |
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return KErrNone; |
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} |
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// ----------------------------------------------------------------------------- |
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// CSlideshowPlugin::Draw |
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// ----------------------------------------------------------------------------- |
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TInt CSlideshowPlugin::Draw(CWindowGc& aGc) |
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{ |
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SSPLOGGER_ENTERFN("Draw()"); |
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// Clear the screen on the very first draw call after starting |
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if (iDrawCount < 0) |
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{ |
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iDrawCount = 0; |
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aGc.SetBrushColor(KRgbBlack); |
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aGc.Clear(); |
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} |
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// If still waiting for CLF, bail out |
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if (iWaitActive) |
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{ |
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SSPLOGGER_WRITE("Draw(): Waiting for CLF, bail out"); |
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SSPLOGGER_LEAVEFN("Draw()"); |
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return KErrNone; |
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} |
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// Make sure we have something to display |
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if (iModel->NumberOfSlides() == 0 && iIsLoadFinished ) |
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{ |
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iHost->RevertToDefaultSaver(); |
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SSPLOGGER_WRITE("Draw(): Nothing to display, suspending"); |
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SSPLOGGER_LEAVEFN("Draw()"); |
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// iHost->Suspend( -1 ); // This place will be crashed when transform to default type |
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return KErrNone; |
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} |
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CSlideshowSlide* pSlide = iModel->NextSlide(EFalse); |
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// get the status of the slide |
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TInt status = iModel->SlideStatus(pSlide); // TInt decoded(1), decoding(2), not decoding(3),no slide (0) |
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// 4 could not decode the slide |
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if(KStatusDecodingInProgress == status) |
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{ |
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// decoding in progress... return |
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// when ever decoding is going on.. call draw method every 1 second to check the status of the decoding |
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// and draw the image as soon as it is available ( otherwise Draw is called every 5 secods, very bad user responce) |
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if(iTimerUpdated) |
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{ |
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iHost->SetRefreshTimerValue(KSecsToMicros); |
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iTimerUpdated = EFalse; |
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} |
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return KErrNone; |
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} |
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else if (KStatusSlideDecoded == status) |
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{ |
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// File was decoded properly and available |
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SSPLOGGER_WRITEF(_L("SSP: Draw(): Got slide (%x), drawing"), pSlide); |
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// Consume slide's DRM rights |
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SlideshowUtil::DRMConsume(iDrmHelper, pSlide); |
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// Make sure the window is empty in case the bitmap doesn't |
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// fill the whole screen. Draw background black |
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aGc.SetBrushColor(KRgbBlack); |
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// aGc.SetBrushStyle(CGraphicsContext::ESolidBrush); |
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aGc.Clear(); |
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// Draw image centered |
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DrawCentered(aGc, pSlide); |
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if(iHost && !iTimerUpdated) |
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{ |
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iHost->SetRefreshTimerValue(iSettings->iSlideTime * KSecsToMicros); |
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iTimerUpdated = ETrue; |
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} |
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// Flush draw buffer so that the new image is displayed immediately |
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FlushDrawBuffer(); |
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SSPLOGGER_WRITE("Draw(): Prepare next slide"); |
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324 |
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SSPLOGGER_LEAVEFN("Draw()"); |
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} |
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327 |
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// Prefetch image for the next slide |
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iModel->PrepareNextSlide( |
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(iSettings->iSlideshowType == KSlideshowTypeRandom), iDi.iRect.Size()); |
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SSPLOGGER_LEAVEFN("Draw()"); |
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333 |
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return KErrNone; |
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} |
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337 |
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338 |
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// ----------------------------------------------------------------------------- |
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// CSlideshowPlugin::Name |
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341 |
// ----------------------------------------------------------------------------- |
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const TDesC16& CSlideshowPlugin::Name() const |
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{ |
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if (iScreensaverName) |
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{ |
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return *iScreensaverName; |
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} |
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else |
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349 |
{ |
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return KNullDesC; |
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} |
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352 |
} |
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353 |
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354 |
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355 |
// ----------------------------------------------------------------------------- |
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356 |
// CSlideshowPlugin::Capabilities |
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357 |
// ----------------------------------------------------------------------------- |
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358 |
TInt CSlideshowPlugin::Capabilities() |
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359 |
{ |
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360 |
return (EScpCapsConfigure | EScpCapsSelectionNotification); |
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} |
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362 |
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363 |
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364 |
// ----------------------------------------------------------------------------- |
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365 |
// CSlideshowPlugin::PluginFunction |
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366 |
// ----------------------------------------------------------------------------- |
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367 |
TInt CSlideshowPlugin::PluginFunction( |
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368 |
TScPluginCaps aFunction, |
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369 |
TAny* aParam) |
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370 |
{ |
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371 |
TInt ret = KErrNone; |
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372 |
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373 |
switch (aFunction) |
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374 |
{ |
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375 |
case EScpCapsSelectionNotification: |
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376 |
case EScpCapsPreviewNotification: |
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377 |
// Peek into the slideset |
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378 |
TRAP(ret, LoadSlidesL()); |
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379 |
if (ret!=KErrNone || iModel->NumberOfSlides() == 0) |
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380 |
{ |
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381 |
SSPLOGGER_WRITE("No slides selected - launching settings"); |
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382 |
TRAP(ret, ConfigureL(aParam)); |
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383 |
// Check if at least one file is selected |
|
384 |
ReadSettings();// update the key value of KThemesScreenSaverSlideSetType |
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385 |
TRAP(ret, LoadSlidesL()); |
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386 |
if ( ret == KErrNone && iModel->NumberOfSlides() == 0) |
|
387 |
{ |
|
388 |
// Don't Pop an error note, just return error |
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389 |
return KErrCancel; |
|
390 |
} |
|
391 |
} |
|
392 |
break; |
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393 |
case EScpCapsConfigure: |
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394 |
// Configure command |
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395 |
TRAP(ret, ConfigureL(aParam)); |
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396 |
break; |
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397 |
default: |
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398 |
break; |
|
399 |
} |
|
400 |
||
401 |
return ret; |
|
402 |
} |
|
403 |
||
404 |
||
405 |
// ----------------------------------------------------------------------------- |
|
406 |
// CSlideshowPlugin::HandleScreensaverEventL |
|
407 |
// ----------------------------------------------------------------------------- |
|
408 |
TInt CSlideshowPlugin::HandleScreensaverEventL( |
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409 |
TScreensaverEvent aEvent, |
|
410 |
TAny* /*aData*/ ) |
|
411 |
{ |
|
412 |
switch (aEvent) |
|
413 |
{ |
|
414 |
case EScreensaverEventStopping: |
|
415 |
StopPlugin(); |
|
416 |
break; |
|
417 |
||
418 |
case EScreensaverEventStarting: |
|
419 |
StartPlugin(); |
|
420 |
break; |
|
421 |
||
422 |
case EScreensaverEventDisplayChanged: |
|
423 |
UpdateDisplayInfo(); |
|
424 |
break; |
|
425 |
||
426 |
case EScreensaverEventTimeout: |
|
427 |
StopPlugin(); |
|
428 |
iHost->Suspend(-1); |
|
429 |
break; |
|
430 |
||
431 |
default: |
|
432 |
break; |
|
433 |
} |
|
434 |
return KErrNone; |
|
435 |
} |
|
436 |
||
437 |
// ----------------------------------------------------------------------------- |
|
438 |
// CSlideshowPlugin::ReadSettings |
|
439 |
// ----------------------------------------------------------------------------- |
|
440 |
TInt CSlideshowPlugin::ReadSettings() |
|
441 |
{ |
|
442 |
||
443 |
TInt err = KErrNone; |
|
444 |
||
445 |
err = iSlideshowRepository->Get( |
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446 |
KThemesScreenSaverSlideSetDuration, |
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447 |
iSettings->iSlideshowTime); |
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448 |
||
449 |
if ((iSettings->iSlideshowTime < KMinSlideshowTime) || |
|
450 |
(iSettings->iSlideshowTime > KMaxSlideshowTime)) |
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451 |
{ |
|
452 |
// Out of range, set to default |
|
453 |
iSettings->iSlideshowTime = KDefaultSlideshowTime; |
|
454 |
} |
|
455 |
||
456 |
err = iSlideshowRepository->Get( |
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457 |
KThemesScreenSaverSlideSetBacklight, |
|
458 |
iSettings->iLightsTime); |
|
459 |
||
460 |
if ((iSettings->iLightsTime < KMinLightsTime) || |
|
461 |
(iSettings->iLightsTime > KMaxLightsTime)) |
|
462 |
{ |
|
463 |
// Out of range, set to default |
|
464 |
iSettings->iLightsTime = KDefaultLightsTime; |
|
465 |
} |
|
466 |
||
467 |
err = iSlideshowRepository->Get( |
|
468 |
KThemesScreenSaverSlideSetType, |
|
469 |
iSettings->iSlideshowType); |
|
470 |
||
471 |
// No setting for slide timing |
|
472 |
iSettings->iSlideTime = KDefaultSlideTime; |
|
473 |
||
474 |
return err; |
|
475 |
} |
|
476 |
||
477 |
#if 0 |
|
478 |
||
479 |
// ----------------------------------------------------------------------------- |
|
480 |
// CSlideshowPlugin::UpdateFileName |
|
481 |
// ----------------------------------------------------------------------------- |
|
482 |
// |
|
483 |
TBool CSlideshowPlugin::UpdateFileName() |
|
484 |
{ |
|
485 |
if ( !BaflUtils::FileExists( iEikEnv->FsSession(), |
|
486 |
iSettings->iFileName ) ) |
|
487 |
{ |
|
488 |
// File is deleted now, Show empty string |
|
489 |
iSettings->iFileName.Copy( KEmptyString ); |
|
490 |
return ETrue; |
|
491 |
} |
|
492 |
||
493 |
TBool canbeautomated(EFalse); |
|
494 |
||
495 |
TInt res = 0; |
|
496 |
iDrmHelper->SetAutomatedType( |
|
497 |
CDRMHelper::EAutomatedTypeScreenSaver ); |
|
498 |
res = iDrmHelper->CanSetAutomated( iSettings->iFileName, |
|
499 |
canbeautomated ); |
|
500 |
||
501 |
if ( res || !canbeautomated) |
|
502 |
{ |
|
503 |
iSettings->iFileName.Copy( KEmptyString ); |
|
504 |
return ETrue; |
|
505 |
} |
|
506 |
return EFalse; |
|
507 |
} |
|
508 |
||
509 |
#endif |
|
510 |
||
511 |
// ----------------------------------------------------------------------------- |
|
512 |
// CSlideshowPlugin::HandleRepositoryCallBack |
|
513 |
// ----------------------------------------------------------------------------- |
|
514 |
// |
|
515 |
TInt CSlideshowPlugin::HandleRepositoryCallBack(TAny* aPtr) |
|
516 |
{ |
|
517 |
STATIC_CAST(CSlideshowPlugin*, aPtr)->HandleCRSettingsChange(aPtr); |
|
518 |
return KErrNone; |
|
519 |
} |
|
520 |
||
521 |
||
522 |
// ----------------------------------------------------------------------------- |
|
523 |
// CSlideshowPlugin::HandleCRSettingsChange |
|
524 |
// ----------------------------------------------------------------------------- |
|
525 |
// |
|
526 |
void CSlideshowPlugin::HandleCRSettingsChange(TAny* /*aPtr*/) |
|
527 |
{ |
|
528 |
if (iSlideshowCRWatcher) |
|
529 |
{ |
|
530 |
TInt changedKey = iSlideshowCRWatcher->ChangedKey(); |
|
531 |
||
532 |
switch (changedKey) |
|
533 |
{ |
|
534 |
case KThemesScreenSaverSlideSetType: |
|
535 |
case KThemesScreenSaverSlideSetBacklight: |
|
536 |
case KThemesScreenSaverSlideSetDuration: |
|
537 |
// Update settings |
|
538 |
ReadSettings(); |
|
539 |
break; |
|
540 |
||
541 |
default: |
|
542 |
// Not interested in other keys |
|
543 |
break; |
|
544 |
} |
|
545 |
} |
|
546 |
} |
|
547 |
||
548 |
||
549 |
// ----------------------------------------------------------------------------- |
|
550 |
// CSlideshowPlugin::HandleSettingsChanged |
|
551 |
// ----------------------------------------------------------------------------- |
|
552 |
// |
|
553 |
TInt CSlideshowPlugin::HandleSettingsChanged(TAny* aPtr) |
|
554 |
{ |
|
555 |
return (STATIC_CAST(CSlideshowPlugin*, aPtr)->SettingsChanged()); |
|
556 |
} |
|
557 |
||
558 |
||
559 |
// --- private functions --- |
|
560 |
||
561 |
||
562 |
// ----------------------------------------------------------------------------- |
|
563 |
// CSlideshowPlugin::InitializeCenRepL |
|
564 |
// Connect Central Repository sessions |
|
565 |
// ----------------------------------------------------------------------------- |
|
566 |
void CSlideshowPlugin::InitializeCenRepL() |
|
567 |
{ |
|
568 |
||
569 |
TRAPD(err, iSlideshowRepository = CRepository::NewL(KCRUidThemes)); |
|
570 |
User::LeaveIfError(err); |
|
571 |
} |
|
572 |
||
573 |
||
574 |
// ----------------------------------------------------------------------------- |
|
575 |
// CSlideshowPlugin::NotifyCenrepChangeL |
|
576 |
// ----------------------------------------------------------------------------- |
|
577 |
// |
|
578 |
void CSlideshowPlugin::NotifyCenrepChangeL() |
|
579 |
{ |
|
580 |
iSlideshowCRWatcher = CRepositoryWatcher::NewL( |
|
581 |
KCRUidThemes, |
|
582 |
TCallBack(HandleRepositoryCallBack, this), |
|
583 |
iSlideshowRepository); |
|
584 |
} |
|
585 |
||
586 |
||
587 |
// ----------------------------------------------------------------------------- |
|
588 |
// CSlideshowPlugin::NotifyCenrepChangeCancel |
|
589 |
// ----------------------------------------------------------------------------- |
|
590 |
void CSlideshowPlugin::NotifyCenrepChangeCancel() |
|
591 |
{ |
|
592 |
delete iSlideshowCRWatcher; |
|
593 |
iSlideshowCRWatcher = NULL; |
|
594 |
} |
|
595 |
||
596 |
||
597 |
// ----------------------------------------------------------------------------- |
|
598 |
// CSlideshowPlugin::UnInitializeCenRep |
|
599 |
// ----------------------------------------------------------------------------- |
|
600 |
void CSlideshowPlugin::UnInitializeCenRep() |
|
601 |
{ |
|
602 |
if (iSlideshowRepository) |
|
603 |
{ |
|
604 |
delete iSlideshowRepository; |
|
605 |
iSlideshowRepository = NULL; |
|
606 |
} |
|
607 |
} |
|
608 |
||
609 |
||
610 |
// Starts the saver when screensaver starts |
|
611 |
void CSlideshowPlugin::StartPlugin() |
|
612 |
{ |
|
613 |
// Make sure we start from a clean slate |
|
614 |
iDrawCount = -1; |
|
615 |
||
616 |
// (Re-)load slideset. When done on every start this avoids |
|
617 |
// having to keep track of gallery changes and images on MMC. |
|
618 |
TRAP_IGNORE(LoadSlidesL()); |
|
619 |
||
620 |
if (iModel->NumberOfSlides() == 0) |
|
621 |
{ |
|
622 |
iHost->RevertToDefaultSaver(); |
|
623 |
return; |
|
624 |
} |
|
625 |
||
626 |
iModel->PrepareNextSlide( |
|
627 |
(iSettings->iSlideshowType == KSlideshowTypeRandom), |
|
628 |
iDi.iRect.Size()); |
|
629 |
||
630 |
if (iHost) |
|
631 |
{ |
|
632 |
// Start animating as per settings |
|
633 |
iHost->RequestTimeout(iSettings->iSlideshowTime); |
|
634 |
Lights(iSettings->iLightsTime); |
|
635 |
// let the draw method be called every 1 second till first image is available |
|
636 |
iHost->SetRefreshTimerValue(KRefreshInterval * KSecsToMicros); |
|
637 |
SetDisplayMode(); |
|
638 |
} |
|
639 |
} |
|
640 |
||
641 |
||
642 |
// Stops the plugin |
|
643 |
void CSlideshowPlugin::StopPlugin() |
|
644 |
{ |
|
645 |
// Let go of pre-fetched images |
|
646 |
iModel->ReleaseNextSlide(); |
|
647 |
iTimerUpdated = EFalse; |
|
648 |
} |
|
649 |
||
650 |
||
651 |
// Draws centered slides |
|
652 |
void CSlideshowPlugin::DrawCentered(CWindowGc& aGc, CSlideshowSlide* aSlide) |
|
653 |
{ |
|
654 |
CFbsBitmap* bitmap = aSlide->Image(); |
|
655 |
||
656 |
if (!bitmap) |
|
657 |
return; |
|
658 |
||
659 |
// Center the bitmap horizontally and vertically (crop off excess) |
|
660 |
TPoint pos; |
|
661 |
TRect rectToDraw; |
|
662 |
TSize sizeBmp = bitmap->SizeInPixels(); |
|
663 |
TInt screenWidth = iDi.iRect.Width(); |
|
664 |
TInt screenHeight = iDi.iRect.Height(); |
|
665 |
||
666 |
// Horizontally |
|
667 |
if (sizeBmp.iWidth <= screenWidth) |
|
668 |
{ |
|
669 |
// Width fits on screen - center xpos |
|
670 |
pos.iX = (screenWidth - sizeBmp.iWidth) / 2; |
|
671 |
||
672 |
// Whole width of bmp can be drawn |
|
673 |
rectToDraw.SetWidth(sizeBmp.iWidth); |
|
674 |
} |
|
675 |
else |
|
676 |
{ |
|
677 |
// Bmp wider than screen - xpos top left |
|
678 |
pos.iX = 0; |
|
679 |
||
680 |
// Adjust draw rect position and width |
|
681 |
rectToDraw.iTl.iX = (sizeBmp.iWidth - screenWidth) / 2; |
|
682 |
rectToDraw.SetWidth(screenWidth); |
|
683 |
} |
|
684 |
||
685 |
// Vertically |
|
686 |
if (sizeBmp.iHeight <= screenHeight) |
|
687 |
{ |
|
688 |
// Height fits on screen - center ypos |
|
689 |
pos.iY = (screenHeight - sizeBmp.iHeight) / 2; |
|
690 |
||
691 |
// Whole height of bmp can be drawn |
|
692 |
rectToDraw.SetHeight(sizeBmp.iHeight); |
|
693 |
} |
|
694 |
else |
|
695 |
{ |
|
696 |
// Bmp higher than screen - ypos top left |
|
697 |
pos.iY = 0; |
|
698 |
||
699 |
// Adjust draw rect position and height |
|
700 |
rectToDraw.iTl.iY = (sizeBmp.iHeight - screenHeight) / 2; |
|
701 |
rectToDraw.SetHeight(screenHeight); |
|
702 |
} |
|
703 |
||
704 |
// Do the drawing |
|
705 |
aGc.BitBlt(pos, bitmap, rectToDraw); |
|
706 |
} |
|
707 |
||
708 |
||
709 |
// Loads the slides into the model |
|
710 |
void CSlideshowPlugin::LoadSlidesL() |
|
711 |
{ |
|
712 |
SSPLOGGER_ENTERFN("LoadSlidesL()"); |
|
713 |
iIsLoadFinished = EFalse; |
|
714 |
// Based on settings, load predefined set or random slides |
|
715 |
if (iSettings->iSlideshowType == KSlideshowTypeRandom) |
|
716 |
{ |
|
717 |
LoadRandomSlidesL(); |
|
718 |
} |
|
719 |
else |
|
720 |
{ |
|
721 |
LoadSlideSetL(); |
|
722 |
} |
|
723 |
iIsLoadFinished = ETrue; |
|
724 |
SSPLOGGER_LEAVEFN("LoadSlidesL()"); |
|
725 |
} |
|
726 |
||
727 |
||
728 |
// Load filenames from settings file stored in skin server directory |
|
729 |
void CSlideshowPlugin::LoadSlideSetL() |
|
730 |
{ |
|
731 |
SSPLOGGER_ENTERFN("LoadSlideSetL()"); |
|
732 |
||
733 |
// Start by getting rid of possibly loaded slides |
|
734 |
iModel->DeleteAll(); |
|
735 |
||
736 |
// Connect to skin server. |
|
737 |
RAknsSrvSession skinSrv; |
|
738 |
TInt error = skinSrv.Connect(); |
|
739 |
User::LeaveIfError(error); |
|
740 |
CleanupClosePushL(skinSrv); |
|
741 |
||
742 |
// Open images file |
|
743 |
TInt fileSrvHandle; |
|
744 |
TInt fileHandle; |
|
745 |
fileSrvHandle = skinSrv.OpenImageInifile(EAknsSrvInifileSSSS, fileHandle); |
|
746 |
||
747 |
// Adopt the handle to our process |
|
748 |
RFile imgFile; |
|
749 |
error = imgFile.AdoptFromServer(fileSrvHandle, fileHandle); |
|
750 |
User::LeaveIfError(error); |
|
751 |
CleanupClosePushL(imgFile); |
|
752 |
||
753 |
// Read image filenames from file (as text) |
|
754 |
TFileText textFile; |
|
755 |
textFile.Set(imgFile); |
|
756 |
textFile.Seek(ESeekStart); |
|
757 |
||
758 |
// Read until EOF |
|
759 |
TInt count = 0; |
|
760 |
TFileName fileName; |
|
761 |
while (textFile.Read(fileName) == KErrNone) |
|
762 |
{ |
|
763 |
// Check that the file exists. If not, it is still OK, if it is |
|
764 |
// on the memory card - it may show up later. Omit files from other |
|
765 |
// drives that do not exist at the time of loading |
|
766 |
TBool exists = BaflUtils::FileExists(iEikEnv->FsSession(), fileName); |
|
767 |
TBool isOnMC = SlideshowUtil::IsOnMC(fileName); |
|
768 |
||
769 |
if (!exists) // && (!isOnMC)) |
|
770 |
{ |
|
771 |
// Do not add nonexisting files // from other than memory card |
|
772 |
continue; |
|
773 |
} |
|
774 |
#if 0 |
|
775 |
// Check that the file's DRM rights allow it to be displayed (if not |
|
776 |
// missing because not on MMC |
|
777 |
if (!SlideshowUtil::DRMCheck(fileName)) |
|
778 |
{ |
|
779 |
// No point in adding files that cannot be displayed anyway |
|
780 |
continue; |
|
781 |
} |
|
782 |
#endif |
|
783 |
// Create a slide with the filename and store it in the model |
|
784 |
CSlideshowSlide* pSlide = CSlideshowSlide::NewL(fileName, isOnMC); |
|
785 |
CleanupStack::PushL(pSlide); |
|
786 |
iModel->AppendSlideL(pSlide); |
|
787 |
CleanupStack::Pop(pSlide); |
|
788 |
||
789 |
SSPLOGGER_WRITEF(_L("SSP: Slide %d added, file: %S"), count, &fileName); |
|
790 |
count++; |
|
791 |
} |
|
792 |
||
793 |
CleanupStack::PopAndDestroy(2); // imgFile, skinSrv |
|
794 |
||
795 |
SSPLOGGER_LEAVEFN("LoadSlideSetL()"); |
|
796 |
} |
|
797 |
||
798 |
||
799 |
// Load filenames from CLF |
|
800 |
void CSlideshowPlugin::LoadRandomSlidesL() |
|
801 |
{ |
|
802 |
SSPLOGGER_ENTERFN("LoadRandomSlidesL()"); |
|
803 |
// Start by getting rid of possibly loaded slides |
|
804 |
iModel->DeleteAll(); |
|
805 |
// connect to MDS, load data or not |
|
806 |
ConnectToMDSSessionL(); |
|
807 |
||
808 |
SSPLOGGER_LEAVEFN("LoadRandomSlidesL()"); |
|
809 |
} |
|
810 |
||
811 |
||
812 |
// Requests display mode from host |
|
813 |
void CSlideshowPlugin::SetDisplayMode() |
|
814 |
{ |
|
815 |
if (!iHost) |
|
816 |
{ |
|
817 |
return; |
|
818 |
} |
|
819 |
||
820 |
// Exit partial mode |
|
821 |
iHost->ExitPartialMode(); |
|
822 |
} |
|
823 |
||
824 |
||
825 |
// Requests lights |
|
826 |
void CSlideshowPlugin::Lights(TInt aSecs) |
|
827 |
{ |
|
828 |
// Request nothing, if no time set (don't force lights off) |
|
829 |
if ((iHost) && (aSecs > 0)) |
|
830 |
{ |
|
831 |
SSPLOGGER_WRITEF(_L("SSP: Request lights for %d secs"), aSecs); |
|
832 |
iHost->RequestLights(aSecs); |
|
833 |
} |
|
834 |
} |
|
835 |
||
836 |
||
837 |
// Configure the plugin |
|
838 |
void CSlideshowPlugin::ConfigureL(TAny* /* aParam */) |
|
839 |
{ |
|
840 |
// Look for screensaver slideset setting interface |
|
841 |
RImplInfoPtrArray array; |
|
842 |
const TUid slidesetInterface = { 0x102823AD }; |
|
843 |
const TUid slidesetImplUidScreensaver = { 0x102823AF }; |
|
844 |
const TEComResolverParams emptyParams; |
|
845 |
||
846 |
REComSession::ListImplementationsL( |
|
847 |
slidesetInterface, |
|
848 |
emptyParams, |
|
849 |
KRomOnlyResolverUid, |
|
850 |
array); |
|
851 |
CleanupResetAndDestroyPushL(array); |
|
852 |
||
853 |
// Loop through implementations and look for screensaver |
|
854 |
// slideset implementation (this is not really completely |
|
855 |
// necessary, because we already know the implementation UID, |
|
856 |
// but we want to be sure it's there, and on ROM only |
|
857 |
TInt nCount = array.Count(); |
|
858 |
TUid implUid; |
|
859 |
||
860 |
for (TInt i = 0; i < nCount; i++) |
|
861 |
{ |
|
862 |
CImplementationInformation* info = array[i]; |
|
863 |
||
864 |
if (info->ImplementationUid() == slidesetImplUidScreensaver) |
|
865 |
{ |
|
866 |
// Found |
|
867 |
implUid = info->ImplementationUid(); |
|
868 |
break; |
|
869 |
} |
|
870 |
} |
|
871 |
||
872 |
// Did we get it? |
|
873 |
if (implUid != slidesetImplUidScreensaver) |
|
874 |
{ |
|
875 |
User::Leave(KErrNotFound); |
|
876 |
} |
|
877 |
||
878 |
// Instantiate the interface |
|
879 |
CPslnSlidesetDialogInterface* plugin = |
|
880 |
CPslnSlidesetDialogInterface::NewL(implUid); |
|
881 |
||
882 |
TInt dlgRet = KErrNone; |
|
883 |
if (plugin) |
|
884 |
{ |
|
885 |
dlgRet = plugin->ExecuteDialogLD(); |
|
886 |
} |
|
887 |
||
888 |
// Cleanup |
|
889 |
array.ResetAndDestroy(); |
|
890 |
CleanupStack::PopAndDestroy(); // array |
|
891 |
||
892 |
User::LeaveIfError(dlgRet); |
|
893 |
} |
|
894 |
||
895 |
||
896 |
// Updates the saved information about display |
|
897 |
void CSlideshowPlugin::UpdateDisplayInfo() |
|
898 |
{ |
|
899 |
iDi.iSize = sizeof(TScreensaverDisplayInfo); |
|
900 |
iHost->DisplayInfo(&iDi); |
|
901 |
} |
|
902 |
||
903 |
||
904 |
// Flushes pending draws |
|
905 |
void CSlideshowPlugin::FlushDrawBuffer() |
|
906 |
{ |
|
907 |
iEikEnv->WsSession().Flush(); |
|
908 |
} |
|
909 |
||
910 |
||
911 |
// ----------------------------------------------------------------------------- |
|
912 |
// CSlideshowPlugin::SettingsChanged |
|
913 |
// Called when Themes reports a settings change through P & S |
|
914 |
// ----------------------------------------------------------------------------- |
|
915 |
TInt CSlideshowPlugin::SettingsChanged() |
|
916 |
{ |
|
917 |
// If current key value is nonzero, it means the settings |
|
918 |
// have just changed, otherwise, no action necessary |
|
919 |
TInt value = 0; |
|
920 |
iSettingsChangedProperty.Get(value); |
|
921 |
||
922 |
if (value == EScreenSaverPluginSettingsChanged) |
|
923 |
{ |
|
924 |
#if 0 |
|
925 |
// Slide file has changed - re-load images |
|
926 |
TRAP_IGNORE(LoadSlidesL()); |
|
927 |
// Pre-fetch the fist image to be drawn |
|
928 |
iModel->PrepareNextSlide( |
|
929 |
(iSettings->iSlideshowType == KSlideshowTypeRandom), |
|
930 |
iDi.iRect.Size()); |
|
931 |
#endif |
|
932 |
iSettingsChangedProperty.Set(EScreenSaverPluginSettingsNoChange); |
|
933 |
} |
|
934 |
||
935 |
return KErrNone; |
|
936 |
} |
|
937 |
||
938 |
||
939 |
// ----------------------------------------------------------------------------- |
|
940 |
// CSlideshowPlugin::ConnectToMDSSessionL |
|
941 |
// Connects to MDS Listing Framework. Can be called many times, |
|
942 |
// connects only once |
|
943 |
// ----------------------------------------------------------------------------- |
|
944 |
void CSlideshowPlugin::ConnectToMDSSessionL() |
|
945 |
{ |
|
946 |
if (!iMdESession) |
|
947 |
{ |
|
948 |
iMdESession = CMdESession::NewL( *this ); |
|
949 |
// Wait for query of MDS to complete before continuing |
|
950 |
WaitForMDS(); |
|
951 |
} |
|
952 |
} |
|
953 |
||
954 |
// ----------------------------------------------------------------------------- |
|
955 |
// CSlideshowPlugin::WaitForMDS |
|
956 |
// Begins wait for MDS session connected |
|
957 |
// ----------------------------------------------------------------------------- |
|
958 |
void CSlideshowPlugin::WaitForMDS() |
|
959 |
{ |
|
960 |
if (iWaitActive) |
|
961 |
{ |
|
962 |
return; |
|
963 |
} |
|
964 |
else |
|
965 |
{ |
|
966 |
iWaitActive = ETrue; |
|
967 |
iWaiter.Start(); |
|
968 |
} |
|
969 |
} |
|
970 |
||
971 |
// ----------------------------------------------------------------------------- |
|
972 |
// CSlideshowPlugin::WaitForMDS |
|
973 |
// Ends wait for MDS |
|
974 |
// ----------------------------------------------------------------------------- |
|
975 |
void CSlideshowPlugin::EndWaitForMDS() |
|
976 |
{ |
|
977 |
if (!iWaitActive) |
|
978 |
{ |
|
979 |
return; |
|
980 |
} |
|
981 |
else |
|
982 |
{ |
|
983 |
iWaiter.AsyncStop(); |
|
984 |
iWaitActive = EFalse; |
|
985 |
} |
|
986 |
} |
|
987 |
||
988 |
// ----------------------------------------------------------------------------- |
|
989 |
// CSlideshowPlugin::HandleSessionOpened |
|
990 |
// Session is open successfully, then start a query for images |
|
991 |
// ----------------------------------------------------------------------------- |
|
992 |
void CSlideshowPlugin::HandleSessionOpened(CMdESession& /*aSession*/, TInt aError) |
|
993 |
{ |
|
994 |
if ( KErrNone != aError ) |
|
995 |
{ |
|
996 |
// Error occurred when opening session. iMdeSession must be deleted and new |
|
997 |
// session opened if we wish to use MdE. |
|
998 |
delete iMdESession; |
|
999 |
iMdESession = NULL; |
|
1000 |
return; |
|
1001 |
} |
|
1002 |
// The session was opened successfully. |
|
1003 |
TRAP(aError, OpenQueryL() ); |
|
1004 |
} |
|
1005 |
||
1006 |
// ----------------------------------------------------------------------------- |
|
1007 |
// CSlideshowPlugin::OpenQueryL |
|
1008 |
// ----------------------------------------------------------------------------- |
|
1009 |
void CSlideshowPlugin::OpenQueryL() |
|
1010 |
{ |
|
1011 |
CMdENamespaceDef& defaultNamespaceDef = iMdESession->GetDefaultNamespaceDefL(); |
|
1012 |
CMdEObjectDef& imageObjDef = defaultNamespaceDef.GetObjectDefL( MdeConstants::Image::KImageObject ); |
|
1013 |
||
1014 |
// query objects with object definition "Image" |
|
27
fc25e03508fd
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
26
diff
changeset
|
1015 |
iQuery = iMdESession->NewObjectQueryL( defaultNamespaceDef, imageObjDef, this ); |
26 | 1016 |
|
27
fc25e03508fd
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
26
diff
changeset
|
1017 |
iQuery->FindL( KDefaultRandomLoadingNumber ); |
26 | 1018 |
} |
1019 |
||
1020 |
// ----------------------------------------------------------------------------- |
|
1021 |
// CSlideshowPlugin::HandleSessionError |
|
1022 |
// error happened when open the session, close session and end the waiting |
|
1023 |
// ----------------------------------------------------------------------------- |
|
1024 |
void CSlideshowPlugin::HandleSessionError(CMdESession& /*aSession*/, TInt /*aError*/) |
|
1025 |
{ |
|
1026 |
if ( iMdESession ) |
|
1027 |
{ |
|
1028 |
delete iMdESession; |
|
1029 |
iMdESession = NULL; |
|
1030 |
} |
|
1031 |
// error happened when open the session, so end the waiting for MDS session. |
|
1032 |
EndWaitForMDS(); |
|
1033 |
} |
|
1034 |
||
1035 |
// ----------------------------------------------------------------------------- |
|
1036 |
// CSlideshowPlugin::HandleQueryCompleted |
|
1037 |
// query completed, load the images |
|
1038 |
// ----------------------------------------------------------------------------- |
|
1039 |
void CSlideshowPlugin::HandleQueryCompleted(CMdEQuery& aQuery, TInt aError) |
|
1040 |
{ |
|
1041 |
if ( aError == KErrNone ) |
|
1042 |
{ |
|
1043 |
LoadImagesToModel( aQuery ); |
|
1044 |
} |
|
1045 |
EndWaitForMDS(); |
|
1046 |
} |
|
1047 |
||
1048 |
// ----------------------------------------------------------------------------- |
|
1049 |
// CSlideshowPlugin::HandleQueryCompleted |
|
1050 |
// part of query completed, load the completed images |
|
1051 |
// ----------------------------------------------------------------------------- |
|
1052 |
void CSlideshowPlugin::HandleQueryNewResults( CMdEQuery& aQuery, |
|
1053 |
TInt aFirstNewItemIndex, |
|
1054 |
TInt aNewItemCount) |
|
1055 |
{ |
|
1056 |
LoadImagesToModel( aQuery, aFirstNewItemIndex, aNewItemCount ); |
|
1057 |
EndWaitForMDS(); |
|
1058 |
} |
|
1059 |
||
1060 |
// ----------------------------------------------------------------------------- |
|
1061 |
// CSlideshowPlugin::LoadImagesToModel |
|
1062 |
// load the images when query is successfully |
|
1063 |
// ----------------------------------------------------------------------------- |
|
1064 |
void CSlideshowPlugin::LoadImagesToModel(const CMdEQuery& aQuery, |
|
1065 |
TInt aFirstNewItemIndex, |
|
1066 |
TInt aNewItemCount) |
|
1067 |
{ |
|
1068 |
CMdEObjectQuery& query= ( CMdEObjectQuery& ) aQuery; |
|
1069 |
// query is completed |
|
1070 |
if( aQuery.Count() > 0 ) |
|
1071 |
{ |
|
1072 |
// some items were found! |
|
1073 |
// Loop through, add filenames |
|
1074 |
TInt startIndex = aFirstNewItemIndex; |
|
1075 |
TInt nItem = aNewItemCount; |
|
1076 |
if ( aFirstNewItemIndex == 0 && aFirstNewItemIndex == aNewItemCount ) |
|
1077 |
{ |
|
1078 |
startIndex = 0; |
|
1079 |
nItem = aQuery.Count(); |
|
1080 |
} |
|
1081 |
TInt count = 0; |
|
1082 |
for ( ; startIndex < nItem; startIndex++) |
|
1083 |
{ |
|
1084 |
// TFileName fileName; |
|
1085 |
TBufC<256> fileName; |
|
1086 |
||
1087 |
const CMdEObject& obj = query.Result(startIndex); |
|
1088 |
fileName = obj.Uri(); |
|
1089 |
||
1090 |
// Check that the file exists. If not, it is still OK, if it is |
|
1091 |
// on the memory card - it may show up later. Omit files from other |
|
1092 |
// drives that do not exist at the time of loading |
|
1093 |
// TODO: Can be removed, as slides are loaded on every start |
|
1094 |
TBool exists = BaflUtils::FileExists(iEikEnv->FsSession(), fileName); |
|
1095 |
TBool isOnMC = SlideshowUtil::IsOnMC(fileName); |
|
1096 |
||
1097 |
if (!exists) // && (!isOnMC)) |
|
1098 |
{ |
|
1099 |
// Do not add nonexisting files from other than memory card |
|
1100 |
continue; |
|
1101 |
} |
|
1102 |
#if 0 |
|
1103 |
// Check that the file's DRM rights allow it to be displayed (if not |
|
1104 |
// missing because not on MMC |
|
1105 |
if (!SlideshowUtil::DRMCheck(fileName)) |
|
1106 |
{ |
|
1107 |
// No point in adding files that cannot be displayed anyway |
|
1108 |
continue; |
|
1109 |
} |
|
1110 |
#endif |
|
1111 |
// Create a slide with the filename and store it in the model |
|
1112 |
TRAPD(err, AppendSlideToModelL( fileName, isOnMC ) ); |
|
1113 |
if ( KErrNone != err ) |
|
1114 |
{ |
|
1115 |
// appending error, go on to append next slide |
|
1116 |
continue; |
|
1117 |
} |
|
1118 |
SSPLOGGER_WRITEF(_L("SSP: Slide %d added, file: %S"), count, &fileName); |
|
1119 |
count++; |
|
1120 |
} |
|
1121 |
} |
|
1122 |
} |
|
1123 |
||
1124 |
// ----------------------------------------------------------------------------- |
|
1125 |
// CSlideshowPlugin::AppendSlideToModelL |
|
1126 |
// Add slide to model |
|
1127 |
// ----------------------------------------------------------------------------- |
|
1128 |
void CSlideshowPlugin::AppendSlideToModelL(TDesC& aFileName, TBool aIsOnMC) |
|
1129 |
{ |
|
1130 |
CSlideshowSlide* pSlide = CSlideshowSlide::NewL(aFileName, aIsOnMC); |
|
1131 |
CleanupStack::PushL(pSlide); |
|
1132 |
iModel->AppendSlideL(pSlide); |
|
1133 |
CleanupStack::Pop(pSlide); |
|
1134 |
} |
|
1135 |
// End Of file. |