--- a/mmserv/audioeffectsui/equalizer/src/EqualizerEditingDialog.cpp Thu Aug 19 10:26:11 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,554 +0,0 @@
-/*
-* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies).
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of "Eclipse Public License v1.0"
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - initial contribution.
-*
-* Contributors:
-*
-* Description: Defines functionality related to Equalizer Settings Dialog
-*
-*/
-
-
-
-// INCLUDE FILES
-
-#include <bautils.h>
-#include <aknenv.h>
-#include <avkon.hrh>
-#include <e32cmn.h>
-#include <data_caging_path_literals.hrh>
-//LAF and Skin changes
-#include <aknlayout.cdl.h>
-#include <aknlayoutscalable_apps.cdl.h>
-#include <AknLayout2ScalableDef.h>
-#include <AknLayout2Def.h>
-#include <AknUtils.h>
-#include <bldvariant.hrh>
-#include <featmgr.h>
-#include <AudioEqualizerUtility.h>
-#include <hlplch.h>
-#include <StringLoader.h>
-#include <akntitle.h>
-#include <aknnotewrappers.h>
-
-#include <Equalizer.rsg>
-#include "EqualizerPrivateConstants.h"
-#include <csxhelp/eq.hlp.hrh>
-#include "EqualizerEditingDialog.h"
-#include "EqualizerFreqBandContainer.h"
-#include "Equalizer.hrh"
-
-// ============================ MEMBER FUNCTIONS =============================
-
-// -------------------------------------------------------------------
-// CEqualizerEditingDialog* CEqualizerEditingDialog::NewL(
-// CAudioEqualizerUtility& aAudEqUtility,
-// const TInt aPresetIndex, TRect& aRect, const TBool aIsActivePreset)
-// Create instance of concrete ECOM interface implementation
-// -------------------------------------------------------------------
-//
-CEqualizerEditingDialog* CEqualizerEditingDialog::NewL(
-CAudioEqualizerUtility* aAudEqUtility, const TInt aPresetIndex,
- TRect& aRect, const TBool aIsActivePreset,
- MEqualizerPresetActivationObserver& aObserver,
- TInt aPresetKey)
- {
- CEqualizerEditingDialog* self = new (ELeave) CEqualizerEditingDialog(
- aAudEqUtility, aPresetIndex, aRect, aIsActivePreset, aObserver,
- aPresetKey);
- CleanupStack::PushL(self);
- self->ConstructL();
- CleanupStack::Pop(self);
- return self;
- }
-
-// -------------------------------------------------------------------
-// CEqualizerEditingDialog::ConstructL()
-// Second Phase Constructor
-// -------------------------------------------------------------------
-//
-void CEqualizerEditingDialog::ConstructL()
- {
- //Initially set these variable to EFalse
- iIgnoreKeyEvents = EFalse;
- iContextSensitiveMenu = EFalse;
-
- iPresetName = iAudEqUtility->GetPresetL(iPresetIndex);
- CAudioEqualizer& audioEqualizer = iAudEqUtility->Equalizer();
- iNumberOfFreqBands = audioEqualizer.NumberOfBands();
- iMover=new(ELeave)CArrayFixSeg<TInt>(KEqualizerArrayGranularity);
-
- iFreqBandRect = RArray<TRect>(iNumberOfFreqBands);
- iScaleRect = RArray<TRect>(iNumberOfFreqBands);
- iBackgroundRect = RArray<TRect>(iNumberOfFreqBands);
- iSliderRect = RArray<TRect>(iNumberOfFreqBands);
- GetLayoutRect();
-
- // Find which drive this DLL is installed.
- TFileName fileName;
-
- // Get the full resource file
- TParse fp;
-
- // Add the resource dir
- fp.Set( KEqualizerResourceFileName, &KDC_APP_RESOURCE_DIR, NULL);
- // Get the filename with full path
- fileName = fp.FullName();
- //for localisation of resource file
- BaflUtils::NearestLanguageFile( iEikonEnv->FsSession(), fileName );
- iResourceFileOffset = iEikonEnv->AddResourceFileL( fileName );
- CAknDialog::ConstructL(R_EQUALIZER_SETTINGS_MENUBAR);
- }
-
-// ---------------------------------------------------------------------
-// CEqualizerEditingDialog::CEqualizerEditingDialog
-// (CAudioEqualizerUtility* aAudEqUtility, TInt aPresetIndex,
-// TRect& aRect, const TBool aIsActivePreset)
-// First phase constructor
-// ---------------------------------------------------------------------
-//
-CEqualizerEditingDialog::CEqualizerEditingDialog(CAudioEqualizerUtility*
-aAudEqUtility, const TInt aPresetIndex, TRect& aRect,
-const TBool aIsActivePreset, MEqualizerPresetActivationObserver& aObserver,
-TInt aPresetKey ):
-iAudEqUtility(aAudEqUtility),
-iPresetIndex(aPresetIndex), iRect(aRect),
-iIsActivePreset(aIsActivePreset),
-iObserver( aObserver ), iPresetKey( aPresetKey )
- {
- }
-
-// --------------------------------------------------------------------
-// CEqualizerEditingDialog::~CEqualizerEditingDialog()
-// Destructor
-// --------------------------------------------------------------------
-//
-CEqualizerEditingDialog::~CEqualizerEditingDialog()
- {
- if (iResourceFileOffset)
- {
- iEikonEnv->DeleteResourceFile(iResourceFileOffset);
- }
-
- if (iMover)
- {
- iMover->Reset();
- delete iMover;
- }
-
- iFreqBandRect.Close();
- iScaleRect.Close();
- iBackgroundRect.Close();
- iSliderRect.Close();
- }
-
-// --------------------------------------------------------------------
-// SEikControlInfo CEqualizerEditingDialog::
-// CreateCustomControlL ( TInt aControlType )
-// This function is called by the framework to create a custom control
-// inside the dialog
-// --------------------------------------------------------------------
-//
-SEikControlInfo CEqualizerEditingDialog::CreateCustomControlL ( TInt
- aControlType )
- {
- SEikControlInfo controlInfo;
- controlInfo.iControl = NULL;
- controlInfo.iTrailerTextId = 0;
- controlInfo.iFlags = 0;
-
- SetMoverPositionsL(EFalse);
-
- switch ( aControlType)
- {
- case EEqualizerCustomCtrlDlgCtCustomControl:
- controlInfo.iControl = new(ELeave) CEqualizerFreqBandContainer
- (this, iAudEqUtility, iPresetIndex, iIsActivePreset,
- iRect, iObserver, iPresetKey, iPresetName);
-
- iFreqBandContainer = (CEqualizerFreqBandContainer*)
- controlInfo.iControl;
- break;
- default:
- break;
- }
-
- return controlInfo;
- }
-
-// -------------------------------------------------------------------
-// void CEqualizerEditingDialog::SizeChanged()
-//
-// This function is called by the framework whenever the control size
-// is changed
-// --------------------------------------------------------------------
-//
-void CEqualizerEditingDialog::SizeChanged()
- {
- CAknDialog::SizeChanged();
- iRect = Rect();
- GetLayoutRect();
- CAudioEqualizer& audioEqualizer = iAudEqUtility->Equalizer();
- iAudEqUtility->ModifyPresetL(iPresetIndex, iPresetName, audioEqualizer);
- iMover->Reset();
- SetMoverPositionsL(EFalse);
- }
-
-// -------------------------------------------------------------------
-// void CEqualizerEditingDialog::GetLayoutRect()
-//
-// This function is called to retrive the freqband rect, scale rect
-// slider rect from the layout
-// --------------------------------------------------------------------
-//
-void CEqualizerEditingDialog::GetLayoutRect()
- {
- iFreqBandRect.Reset();
- iScaleRect.Reset();
- iBackgroundRect.Reset();
- iSliderRect.Reset();
-
- TInt variety = EEqualizerVarietyOne;
-
- if(iNumberOfFreqBands == KEqualizerFiveBands)
- variety = EEqualizerVarietyTwo;
-
- for(TInt count = 0; count < iNumberOfFreqBands; count++)
- {
- iFreqBandRect.Append(CEqualizerFreqBand::ComponentRect(
- iRect,variety+2,count));
- iScaleRect.Append(CEqualizerFreqBand::ComponentRect(
- iFreqBandRect[count],variety,EEqualizerScale));
- iBackgroundRect.Append(CEqualizerFreqBand::ComponentRect(
- iScaleRect[count],EEqualizerVarietyNotUsed,EEqualizerBackground));
- iSliderRect.Append(CEqualizerFreqBand::ComponentRect(
- iScaleRect[count],EEqualizerVarietyNotUsed,EEqualizerSlider));
- }
- }
-
-// --------------------------------------------------------------------
-// void CEqualizerEditingDialog::SetMoverPositionsL(TBool aReset)
-// This function is used to read the positions of the mover for the
-// various bands from the engine.
-// --------------------------------------------------------------------
-//
-void CEqualizerEditingDialog::SetMoverPositionsL(TBool aReset)
- {
- //Calulate change in db level
- TInt32 minBandLevel;
- TInt32 maxBandLevel;
- iAudEqUtility->GetPresetL(iPresetIndex);
- CAudioEqualizer& audioEqualizer = iAudEqUtility->Equalizer();
-
- audioEqualizer.DbLevelLimits(minBandLevel, maxBandLevel);
-
- //The minimum band level should always be negative and the
- // maximum band level should always be positive.
- if (( minBandLevel > 0 ) || (maxBandLevel < 0))
- {
- User::Leave(KErrNotSupported);
- }
-
- for (TInt i =0; i<iNumberOfFreqBands; i++)
- {
- TInt scaleHeight = iBackgroundRect[i].Height();
- TInt scaleZeroPos = (iBackgroundRect[i].iTl.iY) + (scaleHeight / 2);
-
- TInt halfSliderSize = iSliderRect[i].Height() / 2;
- TInt sliderInc = iBackgroundRect[i].Height() / KNumberOfSteps;
- TInt diffUIBandLevel = KNumberOfSteps / 2;
-
- TInt curBandlevel = audioEqualizer.BandLevel(i+1);
-
-
- __ASSERT_DEBUG((curBandlevel >= minBandLevel) ||
- (curBandlevel <= maxBandLevel), User::Invariant());
- if ((curBandlevel < minBandLevel) || (curBandlevel > maxBandLevel))
- {
- curBandlevel = 0; //Band level is invalid, use zero instead.
- }
-
- if (curBandlevel > 0)
- {
- TReal frac = (TReal)curBandlevel / maxBandLevel;
- TInt moverPos = (TInt) (scaleZeroPos - (frac *
- diffUIBandLevel * sliderInc));
- if((moverPos < (iBackgroundRect[i].iTl.iY + halfSliderSize)) ||
- ((scaleZeroPos - moverPos) >= (diffUIBandLevel * sliderInc)))
- {
- moverPos = iBackgroundRect[i].iTl.iY + halfSliderSize;
- }
-
- if (aReset)
- {
- (*iMover)[i] = moverPos;
- }
- else
- {
- iMover->AppendL(moverPos);
- }
- }
- else if (curBandlevel < 0)
- {
- TReal frac = (TReal)curBandlevel / minBandLevel;
- TInt moverPos = (TInt) (scaleZeroPos + (frac *
- diffUIBandLevel * sliderInc));
- if((moverPos > ((iBackgroundRect[i].iBr.iY ) - halfSliderSize)) ||
- ((moverPos - scaleZeroPos) >= (diffUIBandLevel * sliderInc)))
- {
- moverPos = (iBackgroundRect[i].iBr.iY ) - halfSliderSize;
- }
-
- if (aReset)
- {
- (*iMover)[i] = moverPos;
- }
- else
- {
- iMover->AppendL(moverPos);
- }
- }
- else
- {
- if (aReset)
- {
- (*iMover)[i] = scaleZeroPos;
- }
- else
- {
- iMover->AppendL(scaleZeroPos);
- }
- }
- }
- }
-
-// ---------------------------------------------------------
-// CEqualizerEditingDialog::OfferKeyEventL(
-// const TKeyEvent& aKeyEvent,TEventCode aType)
-// This function is used to handle key events
-// ---------------------------------------------------------
-//
-TKeyResponse CEqualizerEditingDialog::OfferKeyEventL(
- const TKeyEvent& aKeyEvent,
- TEventCode aType )
- {
- if (iIgnoreKeyEvents)
- {
- return EKeyWasNotConsumed;
- }
- else
- {
- return CAknDialog::OfferKeyEventL( aKeyEvent, aType );
- }
- }
-
-// -------------------------------------------------------------------
-// void CEqualizerEditingDialog::ProcessCommandL(TInt aCommandId)
-// This function is called by the framework to handle the user's
-// menubar command options
-// --------------------------------------------------------------------
-//
-void CEqualizerEditingDialog::ProcessCommandL(TInt aCommandId)
- {
- // Need to do this in all cases or menu does not disappear after
- // a selection is made
- CAknDialog::ProcessCommandL(aCommandId);
-
- switch(aCommandId)
- {
- case EAknCmdExit :
- case EEikCmdExit :
- {
- CAudioEqualizer& audioEqualizer = iAudEqUtility->Equalizer();
- iAudEqUtility->ModifyPresetL(iPresetIndex, iPresetName, audioEqualizer);
- iAvkonAppUi->HandleCommandL( aCommandId );
- break;
- }
-
- case EEqualizerCmdHelp:
- {
- HlpLauncher::LaunchHelpApplicationL
- ( iEikonEnv->WsSession(),
- CEikonEnv::Static()->AppUi()->AppHelpContextL() );
- break;
- }
-
- case EEqualizerCmdReset:
- {
- iAudEqUtility->GetPresetL(iPresetIndex);
- CAudioEqualizer& audioEqualizer = iAudEqUtility->Equalizer();
-
- if (iPresetIndex < iAudEqUtility->NumberOfPreDefinedPresets())
- {
- //Predefined preset
- iAudEqUtility->ResetPresetL(iPresetIndex);
- SetMoverPositionsL(ETrue);
- }
- else
- {
- //User defined preset, Reset manually
- for (TInt i =0; i<iNumberOfFreqBands; i++)
- {
- TInt scaleHeight = iBackgroundRect[i].Height();
- TInt scaleZeroPos = (iBackgroundRect[i].iTl.iY)
- + (scaleHeight / 2);
- (*iMover)[i] = scaleZeroPos;
- audioEqualizer.SetBandLevelL(i+1, 0);
- }
- iAudEqUtility->ModifyPresetL(iPresetIndex, iPresetName,
- audioEqualizer);
- }
-
- if (iIsActivePreset)
- {
- TRAP_IGNORE(iAudEqUtility->ApplyPresetL(iPresetIndex));
- }
-
- // In MPX, we need to callback to observer when a preset is changed
- if( iIsActivePreset )
- {
- iObserver.HandlePresetActivation( iPresetKey );
- }
- iFreqBandContainer->SetRect(iRect);
- DrawNow();
- break;
- }
-
- default:
- {
- break;
- }
- }
- }
-
-// -------------------------------------------------------------------
-// void CEqualizerEditingDialog::GetHelpContext(
-// TCoeHelpContext& aContext ) const
-// Get help context for the control
-// --------------------------------------------------------------------
-//
-void CEqualizerEditingDialog::GetHelpContext(
- TCoeHelpContext& aContext ) const
- {
- aContext.iMajor = KUidEqualizer;
- aContext.iContext = KEQ_HLP_EDITING_VIEW;
- }
-
-// ---------------------------------------------------------------------------
-// CEqualizerEditingDialog::DynInitMenuPaneL(
-// TInt aResourceId,CEikMenuPane* aMenuPane)
-// This function is called by the EIKON framework just before it displays
-// a menu pane. Its default implementation is empty, and by overriding it,
-// the application can set the state of menu items dynamically according
-// to the state of application data.
-// ---------------------------------------------------------------------------
-//
-void CEqualizerEditingDialog::DynInitMenuPaneL(
- TInt aResourceId, CEikMenuPane* aMenuPane)
- {
- if ( aResourceId == R_EQUALIZER_SETTINGS_MENU)
- {
- iMenuBar->SetMenuType(CEikMenuBar::EMenuOptions);
- // Help should be displayed only if the feature is supported
- // according to Feature Manager
- if (!FeatureManager::FeatureSupported(KFeatureIdHelp))
- {
- aMenuPane->SetItemDimmed(EEqualizerCmdHelp, ETrue);
- }
-
- if(iContextSensitiveMenu)
- {
- iMenuBar->SetMenuType(CEikMenuBar::EMenuContext);
- aMenuPane->SetItemDimmed(EAknCmdExit, ETrue);
- aMenuPane->SetItemDimmed(EEqualizerCmdHelp, ETrue);
- iContextSensitiveMenu = EFalse;
- }
- }
- }
-
-// ----------------------------------------------------------------------------
-// CEqualizerEditingDialog::SetAudioEqualizerL(CAudioEqualizerUtility*
-// aAudEqUtility)
-// This function is used to set a new CAudioEqualizerUtility*
-// ----------------------------------------------------------------------------
-//
-void CEqualizerEditingDialog::SetAudioEqualizerL(
-CAudioEqualizerUtility* aAudEqUtility)
- {
- iAudEqUtility=aAudEqUtility;
- if (iAudEqUtility)
- {
- iIgnoreKeyEvents = EFalse;
- iFreqBandContainer->SetAudioEqualizerL(aAudEqUtility);
- }
- else
- {
- iIgnoreKeyEvents = ETrue;
- }
- }
-
-// -------------------------------------------------------------------
-// TInt CEqualizerEditingDialog::ExecuteLD()
-// This function is called to execute and delete the dialog
-// --------------------------------------------------------------------
-//
-TInt CEqualizerEditingDialog::ExecuteLD()
- {
- return CAknDialog::ExecuteLD(R_EQUALIZER_EDITING_DIALOG);
- }
-
-// -------------------------------------------------------------------
-// TBool CEqualizerEditingDialog::OkToExitL(TInt aButtonId)
-// This function is called when the OK key is pressed
-// --------------------------------------------------------------------
-//
-TBool CEqualizerEditingDialog::OkToExitL(TInt aButtonId)
- {
- TBool ret = EFalse;
- if (aButtonId == EEikBidOk)
- {
- ret = EFalse;
- }
- else if (aButtonId == EAknSoftkeyBack)
- {
- CAudioEqualizer& audioEqualizer = iAudEqUtility->Equalizer();
- iAudEqUtility->ModifyPresetL(iPresetIndex, iPresetName, audioEqualizer);
-
- HBufC* iTitleText = StringLoader::LoadLC(R_QTN_EQUALIZER_TITLE_TEXT);
- CEikStatusPane* sp=iEikonEnv->AppUiFactory()->StatusPane();
- CAknTitlePane* tp=(CAknTitlePane*)sp->ControlL(TUid::Uid(EEikStatusPaneUidTitle));
- tp->SetTextL(*iTitleText);
- CleanupStack::PopAndDestroy(iTitleText);
-
- ret = CAknDialog::OkToExitL( aButtonId );
- }
- else if(aButtonId == EAknSoftkeyContextOptions)
- {
- iContextSensitiveMenu = ETrue;
- DisplayMenuL();
- }
- else
- {
- ret = CAknDialog::OkToExitL( aButtonId );
- }
- return ret;
- }
-
-// -------------------------------------------------------------------
-// TInt CEqualizerEditingDialog::GetMoverPosition(TInt aBandIndex)
-// This function returns the current mover position for each frequency band
-// --------------------------------------------------------------------
-//
-TInt CEqualizerEditingDialog::GetMoverPosition(TInt aBandIndex)
-{
- return (*iMover)[aBandIndex];
-}
-
-// End of File