AOLabBubbleSortContainer.cpp
上传用户:laixiong
上传日期:2007-03-11
资源大小:2994k
文件大小:3k
源码类别:
Symbian
开发平台:
C/C++
- // Copyright (c) 2006 Nokia Corporation.
- #include "AOLabBubbleSortContainer.h"
- #include "ActiveBubbleSorter.h"
- #include <eiklabel.h>
- _LIT(KStartActionText, "Select menu itemnto begin sorting...");
- _LIT(KCancelActionText, "Select menu itemnto cancel sorting...");
- _LIT(KSortingText, "Sorting...");
- _LIT(KSortingComplete, "Sorting Complete.");
- _LIT(KSortingError, "Sorting Error: %d");
- _LIT(KSortingCancelled, "Sorting cancelled.");
- // Constructs a container for this application
- CAOLabBubbleSortContainer* CAOLabBubbleSortContainer::NewL(const TRect& aRect)
- {
- CAOLabBubbleSortContainer* self = new (ELeave) CAOLabBubbleSortContainer();
- CleanupStack::PushL(self);
- self->ConstructL(aRect);
- CleanupStack::Pop(self);
- return self;
- }
- // EPOC two phased constructor
- void CAOLabBubbleSortContainer::ConstructL(const TRect& aRect)
- {
- CreateWindowL();
- iTopLabel = new (ELeave) CEikLabel;
- iTopLabel->SetContainerWindowL( *this );
- iTopLabel->SetTextL(KStartActionText);
- iBottomLabel = new (ELeave) CEikLabel;
- iBottomLabel->SetContainerWindowL( *this );
- iBottomLabel->SetTextL(KNullDesC);
- SetRect(aRect);
- ActivateL();
- }
- // Destructor
- CAOLabBubbleSortContainer::~CAOLabBubbleSortContainer()
- {
- delete iBottomLabel;
- delete iTopLabel;
- }
- // Called by framework when the view size is changed
- void CAOLabBubbleSortContainer::SizeChanged()
- {
- iTopLabel->SetExtent( TPoint(0,0), TSize(Rect().Width(), Rect().Height()/2));
- iBottomLabel->SetExtent( TPoint(0,Rect().Height()/2), TSize(Rect().Width(),Rect().Height()/2));
- }
- // Returns the number of controls inside this container
- TInt CAOLabBubbleSortContainer::CountComponentControls() const
- {
- return 2; // return nbr of controls inside this container
- }
- // Gets an indexed component of this compound control
- CCoeControl* CAOLabBubbleSortContainer::ComponentControl(TInt aIndex) const
- {
- switch ( aIndex )
- {
- case 0:
- return iTopLabel;
- case 1:
- return iBottomLabel;
- default:
- return NULL;
- }
- }
- // Draw a grey rectangle that fills the client area of the screen
- void CAOLabBubbleSortContainer::Draw(const TRect& aRect) const
- {
- CWindowGc& gc = SystemGc();
- gc.SetPenStyle(CGraphicsContext::ENullPen);
- gc.SetBrushColor(KRgbGray);
- gc.SetBrushStyle(CGraphicsContext::ESolidBrush);
- gc.DrawRect(aRect);
- }
- // Starts sorting
- void CAOLabBubbleSortContainer::SortL()
- {
- iIsSorting = ETrue;
- iTopLabel->SetTextL(KCancelActionText);
- iBottomLabel->SetTextL(KSortingText);
- DrawNow();
- }
- // Callback function called when sorting has been completed
- void CAOLabBubbleSortContainer::SortComplete(TInt aError)
- {
- iIsSorting = EFalse;
- TBuf<20> buf;
- if (aError == KErrNone)
- {
- buf.Format(KSortingComplete);
- }
- else
- {
- buf.Format(KSortingError, aError);
- }
- iTopLabel->SetTextL(KStartActionText);
- iBottomLabel->SetTextL(buf);
- DrawNow();
- }
- // Cancels the sort
- void CAOLabBubbleSortContainer::CancelSortL()
- {
- iIsSorting = EFalse;
- iTopLabel->SetTextL(KStartActionText);
- iBottomLabel->SetTextL(KSortingCancelled);
- DrawNow();
- }
- // End of File