ogguserhotkeys.cpp

OggPlay for Symbian 是symbian上的一个媒体播放程序的源码。它支持ogg,wav等等多媒体格式。

/*
 *  Copyright (c) 2003 L. H. Wilden.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

// Platform settings
#include <OggOs.h>

// This file is for Series 60 only
#if defined(SERIES60)

#include <w32std.h>
#include <aknlists.h> 
#include <barsread.h>  // Resource reading
#include <aknapp.h>
#include <s32file.h>

#include "OggUserHotkeys.h"
#include <OggPlay.rsg>
#include "OggPlay.hrh"
#include "OggLog.h"
#include "OggPlay.h"


COggUserHotkeysControl::COggUserHotkeysControl( TOggplaySettings& aData ) : iData(aData)
  {
  }

void COggUserHotkeysControl::ConstructL(const TRect& aRect)
  {
  CreateWindowL();

  iListBox = new (ELeave) CAknSettingStyleListBox;
  iListBox->SetMopParent(this);
  iListBox->SetContainerWindowL( *this );
  iListBox->ConstructL( this, EAknListBoxSelectionList );
  iListBox->Model()->SetOwnershipType(ELbmOwnsItemArray);

  // Scroll bar arrow indicators
  iListBox->CreateScrollBarFrameL(ETrue);
	iListBox->ScrollBarFrame()->SetScrollBarVisibilityL(CEikScrollBarFrame::EOff,CEikScrollBarFrame::EAuto);

  RefreshListboxModel();
 
  iListBox->ActivateL();
  SetRect(aRect);
	ActivateL();
  iListBox->SetRect(Rect());
  }


COggUserHotkeysControl::~COggUserHotkeysControl()
  {
  delete iListBox;
  }

void COggUserHotkeysControl::SetHotkey( TInt aRow, TInt aCode )
  {
  aRow += TOggplaySettings::KFirstHotkeyIndex;

  for( TInt i=TOggplaySettings::KFirstHotkeyIndex; i<TOggplaySettings::ENofHotkeys; i++ )
    {
    if( i == aRow )
      continue;
    // Prevent replicas
    if( iData.iUserHotkeys[i] == aCode )
      iData.iUserHotkeys[i] = TOggplaySettings::ENoHotkey;
    }
  iData.iUserHotkeys[aRow] = aCode;
  }

// Static method
TOggplaySettings::THotkeys COggUserHotkeysControl::Hotkey( const TKeyEvent& aKeyEvent, TEventCode aType, TOggplaySettings* aData )
  {
  for( TInt i=TOggplaySettings::KFirstHotkeyIndex; i<TOggplaySettings::ENofHotkeys; i++ )
    {
    // Special processing for the shift key
    if(aKeyEvent.iScanCode == EStdKeyLeftShift || 
      aKeyEvent.iScanCode == EStdKeyRightShift ) {
      if( (aData->iUserHotkeys[i] == aKeyEvent.iScanCode && aType == EEventKeyDown ) )
        return (TOggplaySettings::THotkeys) i;
      }
    else
      {
      if( (aData->iUserHotkeys[i] == aKeyEvent.iScanCode && aType == EEventKey ) )
        return (TOggplaySettings::THotkeys) i;
      }
    }
  return TOggplaySettings::ENoHotkey;
  }

void COggUserHotkeysControl::RefreshListboxModel()
  {
	TBuf<64> keyBuf,listboxBuf;

  CDesCArrayFlat* array = iCoeEnv->ReadDesCArrayResourceL(R_USER_HOTKEY_ITEMS);
  
  CDesCArray* modelArray = static_cast<CDesCArray*>(iListBox->Model()->ItemTextArray());

  for( TInt i=TOggplaySettings::KFirstHotkeyIndex; i<=TOggplaySettings::EVolumeBoostDown; i++ ) 
    {
    keyBuf.Zero();
    switch( iData.iUserHotkeys[i] ) {
      case TOggplaySettings::ENoHotkey : 
        keyBuf.Copy(array->MdcaPoint(TOggplaySettings::ENoHotkey)); break;
      case EStdKeyBackspace : 
        iEikonEnv->ReadResource(keyBuf, R_OGG_BACKSPACE); break;
      case EStdKeyLeftShift : 
      case EStdKeyRightShift :
        iEikonEnv->ReadResource(keyBuf, R_OGG_SHIFT); break;
      case EStdKeyNkpAsterisk : 
        keyBuf.Append(_L("*")); break;
      case EStdKeyHash : 
        keyBuf.Append(_L("#")); break;
      default : 
        keyBuf.Append(iData.iUserHotkeys[i]); break;
      }

    TBuf<64> title;
    title.Copy(array->MdcaPoint(i));
    listboxBuf.Format(_L("\t%S\t\t%S"), &title, &keyBuf);
	  modelArray->InsertL(i-TOggplaySettings::KFirstHotkeyIndex,listboxBuf);
    if( modelArray->MdcaCount()-1 > i-TOggplaySettings::KFirstHotkeyIndex )
      modelArray->Delete(i-TOggplaySettings::KFirstHotkeyIndex+1);
    }
	iListBox->HandleItemAdditionL();
  DrawDeferred();
  delete array;
  }

TInt COggUserHotkeysControl::CountComponentControls() const
  {
  return 1;
  }

CCoeControl* COggUserHotkeysControl::ComponentControl(TInt /*aIndex*/) const
  {
  return iListBox;
  }

TKeyResponse COggUserHotkeysControl::OfferKeyEventL(
    const TKeyEvent& aKeyEvent,
    TEventCode aType )
  {
  TInt validKey = TOggplaySettings::ENoHotkey;

  if( (Rng((TInt)'0', aKeyEvent.iScanCode, (TInt)'9') || 
      aKeyEvent.iScanCode == EStdKeyHash || 
      aKeyEvent.iScanCode == EStdKeyNkpAsterisk ||
      aKeyEvent.iScanCode == '*' ||
      aKeyEvent.iScanCode == EStdKeyBackspace ||
      aKeyEvent.iScanCode == EStdKeyLeftShift ||
      aKeyEvent.iScanCode == EStdKeyRightShift) && aType == EEventKeyDown )
    validKey = aKeyEvent.iScanCode;
 
  // Save if a valid key or save a ENoHotkey to clear current entry if LSK (Clear) were pressed
  if( validKey != TOggplaySettings::ENoHotkey || aKeyEvent.iScanCode == EStdKeyDevice0 )
    {
    TInt row = iListBox->CurrentItemIndex();
    SetHotkey(row, validKey);
    RefreshListboxModel();
    return EKeyWasConsumed;
    }
  else
	return iListBox->OfferKeyEventL( aKeyEvent, aType );
  }

void
COggUserHotkeysS60::SetSoftkeys(TBool aPlaying)
{
  CEikonEnv * eikonEnv = CEikonEnv::Static();
  COggPlayAppUi * appUi = static_cast <COggPlayAppUi *> ( eikonEnv->AppUi() ) ;
  CEikButtonGroupContainer * Cba = appUi->Cba();  
  TOggplaySettings settings = appUi->iSettings;

  TInt aSoftkey = settings.iSoftKeysIdle[0];
  if (aPlaying)
    aSoftkey = settings.iSoftKeysPlay[0];
  
  switch(aSoftkey) {
    case TOggplaySettings::EStop:
      Cba->AddCommandSetToStackL(R_OPTION_STOP_CBA);
      break;
    case TOggplaySettings::EHotKeyExit:
      Cba->AddCommandSetToStackL(R_OPTION_EXIT_CBA);
      break;
    case TOggplaySettings::EPause:
      Cba->AddCommandSetToStackL(R_OPTION_PAUSE_CBA);
      break;
    case TOggplaySettings::EPlay:
      Cba->AddCommandSetToStackL(R_OPTION_PLAY_CBA);
      break;
    case TOggplaySettings::EHotKeyBack:
      Cba->AddCommandSetToStackL(R_OPTION_BACK_CBA);
      break;
    default:
      //OGGPANIC(_L("Invalid Softkey"),1319);
      break;
  }
}

#endif /* SERIES60 */