--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mpxplugins/viewplugins/views/audioeffectsview/src/mpxaudioeffectsitems.cpp	Thu Dec 17 08:45:05 2009 +0200
@@ -0,0 +1,280 @@
+/*
+* Copyright (c) 2006 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:  Setting List
+*
+*/
+
+
+// INCLUDE FILES 
+
+#include <aknnotewrappers.h>
+#include <aknsettingpage.h> 
+#include <aknslidersettingpage.h> 
+#include <eikfrlbd.h> 
+#include <eikfrlb.h> 
+#include <mpxlog.h>
+
+#include <mpxaudioeffectsview.rsg>
+#include <avkon.rsg>
+#include <StringLoader.h>
+
+// User Includes
+#include "mpxaudioeffectsitems.h"
+
+// ================= MEMBER FUNCTIONS =======================
+
+// -----------------------------------------------------------------------------
+// CMPXAudioEffectsItems::CMPXAudioEffectsItems()
+// Constructor
+// -----------------------------------------------------------------------------
+//  
+CMPXAudioEffectsItems::CMPXAudioEffectsItems(CMPXAudioEffectsModel* aModel)
+    {
+    iModel = aModel;
+    }
+
+// -----------------------------------------------------------------------------
+// CMPXAudioEffectsItems::~CMPXAudioEffectsItems()
+// Destructor
+// -----------------------------------------------------------------------------
+//
+CMPXAudioEffectsItems::~CMPXAudioEffectsItems()
+    {
+    }
+
+
+// -----------------------------------------------------------------------------
+// CMPXAudioEffectsItems::SizeChanged()
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CMPXAudioEffectsItems::SizeChanged()
+    {
+    if( ListBox() ) 
+        {
+        ListBox()->SetRect( Rect() );
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CMPXAudioEffectsItems::CreateSettingItemL()
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+CAknSettingItem* CMPXAudioEffectsItems::CreateSettingItemL(TInt aIdentifier)
+    {
+    CAknSettingItem* settingItem = NULL;
+    
+    switch (aIdentifier)
+        {
+        case EEqualizerSettingItem: // Not used
+            settingItem = new (ELeave) CAknTextSettingItem(aIdentifier, 
+                                                         iModel->iPresetName);
+            break;
+        case EBalanceSettingItem:
+            settingItem = new (ELeave) CAknSliderSettingItem(aIdentifier, 
+                                                             iModel->iBalance);
+            break;
+        case EReverbSettingItem:
+            settingItem = new ( ELeave ) CAknEnumeratedTextPopupSettingItem(
+                                                    aIdentifier,iModel->iReverb);
+            break;
+        case EStereoWideningSettingItem:
+            settingItem = new (ELeave) CAknBinaryPopupSettingItem(aIdentifier, 
+                                                                  iModel->iStereo);
+            break;
+        case ELoudnessItem:
+            settingItem = new (ELeave) CAknBinaryPopupSettingItem(aIdentifier, 
+                                                                  iModel->iLoudness);
+          break;
+        }
+    return settingItem;
+    }
+
+// -----------------------------------------------------------------------------
+// CMPXAudioEffectsItems::ChangeSelectedItemL()
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CMPXAudioEffectsItems::ChangeSelectedItemL()
+    {
+    EditItemL(ListBox()->CurrentItemIndex(), ETrue);  
+    }
+
+// -----------------------------------------------------------------------------
+// CMPXAudioEffectsItems::EditItemL()
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CMPXAudioEffectsItems::EditItemL(TInt aIndex, TBool aCalledFromMenu)
+    {
+    if (aIndex==0) //balance
+        {
+        TInt oldValue = iModel->iBalance;
+
+        CAknSliderSettingPage* dlg = 
+                new(ELeave) CAknSliderSettingPage(R_BALANCE_SETTING_PAGE, 
+                                                  iModel->iBalance);
+        dlg->SetSettingId(EBalanceSettingItem);
+        dlg->SetSettingPageObserver(this);
+        SetBalanceTextL(dlg);
+        dlg->ExecuteLD(CAknSettingPage::EUpdateWhenChanged);
+          
+        MPX_TRAPD( err, iModel->SetBalanceL() );
+        if(err != KErrNone)// the slider button will return to the previous
+                           // position if an error accures
+            {
+            iModel->iBalance = oldValue;
+            TRAP_IGNORE(iModel->SetBalanceL()); // update value in file
+            }
+            
+        // Redraw the text box correctly
+        CAknSliderSettingItem* settingItem = (CAknSliderSettingItem*) 
+                                                 SettingItemArray()->At(0);
+        settingItem->LoadL();
+        settingItem->UpdateListBoxTextL();
+        }
+    else if (aIndex==1) //Loundness
+        {
+        TBool oldLoudnessValue = iModel->iLoudness;
+        CAknSettingItemList::EditItemL( aIndex, aCalledFromMenu );
+        (*SettingItemArray())[aIndex]->StoreL(); //activates change in listbox
+        MPX_TRAPD( err, iModel->SetLoudnessL() );    //calls engine to change API
+
+        if (err != KErrNone) //change in UI will not accure if API is not changed
+            {
+            CAknSettingItemList::EditItemL( aIndex, EFalse );
+            iModel->iLoudness = oldLoudnessValue;
+            TRAP_IGNORE(iModel->SetLoudnessL());
+            }
+        }
+    else if (aIndex==2)//stereo widening
+        {
+        TBool oldStereoValue = iModel->iStereo;
+        CAknSettingItemList::EditItemL( aIndex, aCalledFromMenu );
+        (*SettingItemArray())[aIndex]->StoreL(); //activates change in listbox
+        MPX_TRAPD( err, iModel->SetStereoWideningL() ); //calls engine to change API
+
+        if (err != KErrNone) //change in UI will not accure if API is not 
+                             //changed(=error in API)
+            {
+            CAknSettingItemList::EditItemL( aIndex, EFalse );
+            iModel->iStereo = oldStereoValue;
+            TRAP_IGNORE(iModel->SetStereoWideningL()); // update value in file 
+            }
+        }
+    DrawDeferred();
+    }
+
+
+// -----------------------------------------------------------------------------
+// CMPXAudioEffectsItems::HandleSettingPageEventL()
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CMPXAudioEffectsItems::HandleSettingPageEventL(
+    CAknSettingPage* aSettingPage,
+    TAknSettingPageEvent aEventType)
+    {
+    TInt id = aSettingPage->SettingId();
+
+    if (aEventType == EEventSettingChanged)
+        {
+        switch (id)
+            {
+            case EBalanceSettingItem:
+                {
+                CAknSliderSettingPage* slider = 
+                            static_cast<CAknSliderSettingPage*>(aSettingPage);
+                iModel->iBalance = slider->SliderControl()->Value();
+                iModel->SetBalanceL();
+                SetBalanceTextL( slider );
+                break;
+                }
+            default:
+                break;
+            }
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CMPXAudioEffectsItems::SetBalanceTextL()
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CMPXAudioEffectsItems::SetBalanceTextL( CAknSliderSettingPage* slider )
+    {
+    HBufC* title = NULL;
+    
+    switch ( iModel->iBalance )
+        {
+        
+        case -100:
+            {
+            title = StringLoader::LoadLC( R_AUDIOEFFECT_BALANCE_LEFT100 );
+            break;
+            }
+        case -75:
+            {
+            title = StringLoader::LoadLC( R_AUDIOEFFECT_BALANCE_LEFT75 );
+            break;
+            }    
+        case -50:
+            {
+            title = StringLoader::LoadLC( R_AUDIOEFFECT_BALANCE_LEFT50 );
+            break;
+            }
+        case -25:
+            {
+            title = StringLoader::LoadLC( R_AUDIOEFFECT_BALANCE_LEFT25 );
+            break;
+            }
+        case 0:
+            {
+            title = StringLoader::LoadLC( R_AUDIOEFFECT_BALANCE_CENTER );
+            break;
+            }
+        case 25:
+            {
+            title = StringLoader::LoadLC( R_AUDIOEFFECT_BALANCE_RIGHT25 );
+            break;
+            }    
+        case 50:
+            {
+            title = StringLoader::LoadLC( R_AUDIOEFFECT_BALANCE_RIGHT50 );
+            break;
+            }
+        case 75:
+            {
+            title = StringLoader::LoadLC( R_AUDIOEFFECT_BALANCE_RIGHT75 );
+            break;
+            }    
+        case 100:
+            {
+            title = StringLoader::LoadLC( R_AUDIOEFFECT_BALANCE_RIGHT100 );
+            break;
+            }                    
+        default: 
+        break;
+        }
+        
+    if( title )
+        {
+        slider->SetSettingTextL( *title );
+        slider->DrawNow();
+        CleanupStack::PopAndDestroy( title );
+        }
+    }
+
+// End of file