textinput/peninputcommonctrls/src/peninputdropdownlist/peninputlistonerowwithicon.cpp
branchRCL_3
changeset 21 ecbabf52600f
parent 0 eb1f2e154e89
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/textinput/peninputcommonctrls/src/peninputdropdownlist/peninputlistonerowwithicon.cpp	Wed Sep 01 12:23:33 2010 +0100
@@ -0,0 +1,563 @@
+/*
+* Copyright (c) 2002-2005 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:  One rows list with icon for drop-down list objects
+*
+*/
+
+
+// Include 
+#include <fbs.h>
+#include <AknsUtils.h>
+#include <AknLayoutDef.h>
+#include <AknsDrawUtils.h> 
+
+#include <peninputdropdownlistcontext.h>
+
+#include "peninputlistonerowwithicon.h"
+#include "peninputcandidate.h"
+#include "peninputdropdownlist.h"
+#include "peninputlayout.h"
+
+// ======== MEMBER FUNCTIONS ========
+
+// Implementation of Class CListOneRowWithIcon 
+
+// -----------------------------------------------------------------------------
+// CListOneRowWithIcon::CListOneRowWithIcon
+// C++ default constructor can NOT contain any code, that
+// might leave
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+CListOneRowWithIcon::CListOneRowWithIcon(CListManager* aManager, 
+                                         MFepCtrlDropdownListContext *aOwner)
+: CList(aManager, aOwner)
+    {
+    iIsMultiRows = EFalse ;
+    }
+
+// -----------------------------------------------------------------------------
+// CListOneRowWithIcon::NewL
+// factory function
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+CListOneRowWithIcon* CListOneRowWithIcon::NewL(CListManager* aManager, 
+                                               MFepCtrlDropdownListContext *aOwner)
+    {
+    CListOneRowWithIcon* self = new (ELeave) CListOneRowWithIcon(aManager, aOwner);
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    CleanupStack::Pop();
+    return self;
+    }
+
+// -----------------------------------------------------------------------------
+// CListOneRowWithIcon::~CListOneRowWithIcon
+// desstrutor function
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+CListOneRowWithIcon::~CListOneRowWithIcon()
+    {     
+    }
+
+// -----------------------------------------------------------------------------
+// CListOneRowWithIcon::HandlePointerDownL
+// handle pointer down 
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CListOneRowWithIcon::HandlePointerDownL(const TPoint& aPoint)
+    {
+    // Pass the event first to the base     
+    CList::HandlePointerDownL(aPoint);
+
+    // If click in navigation rect and NextButton is not disable, then do 
+    if ( iNavigationRect.Contains(aPoint) )
+        {      
+        if ( (iOwner->GetLastCandidateIndex() < iOwner->CandidateCount()) 
+             || ( iOwner->GetPages()->PageCount() > 1 ) )
+            {
+			#ifdef RD_TACTILE_FEEDBACK
+            static_cast<CFepCtrlDropdownList*>(iOwner)->UiLayout()->
+                DoTactileFeedback(ETouchFeedbackBasic); 
+			#endif //RD_TACTILE_FEEDBACK 
+            }        
+        
+        if ( iNavigationNextRect.Contains(aPoint) && !iNextButtonDisable )
+            {
+            // If click in down button and the down button is enabled 
+            iClickedRect.SetRect(iNavigationNextRect.iTl, iNavigationNextRect.iBr);
+            iIndicateButtonClicked = ETrue;
+            DrawSelection(iClickedRect, ETrue);                
+            } 
+        else if ( iNavigationPreviousRect.Contains(aPoint) && !iPreviousButtonDisable )
+            {
+            // If click in up button and the up button is enabled                 
+            iClickedRect.SetRect(iNavigationPreviousRect.iTl, iNavigationPreviousRect.iBr);
+            iIndicateButtonClicked = ETrue;
+            DrawSelection(iClickedRect, ETrue);                
+            }
+        }
+    }
+
+
+// -----------------------------------------------------------------------------
+// CListOneRowWithIcon::HandlePointerDragL
+// handle pointer drag function
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CListOneRowWithIcon::HandlePointerDragL(const TPoint& aPoint)
+    {
+    // Pass the event first to the base
+    CList::HandlePointerDragL(aPoint);
+
+    if ( iIndicateButtonClicked )  // clicked rect is not outside the whole DDL
+        {
+        iMoveLatestRect = KEmptyRect;
+        
+        if ( iNavigationRect.Contains(aPoint) )
+            {
+            if ( iNavigationNextRect.Contains(aPoint) && !iNextButtonDisable )
+                {
+                // If click in down button and the down button is enabled                   
+                iMoveLatestRect.SetRect(iNavigationNextRect.iTl, iNavigationNextRect.iBr);
+                } 
+            else if ( iNavigationPreviousRect.Contains(aPoint) && !iPreviousButtonDisable )
+                {
+                // If click in up button and the up button is enabled                     
+                iMoveLatestRect.SetRect(iNavigationPreviousRect.iTl, iNavigationPreviousRect.iBr);
+                }
+            }
+        else if ( iContentRect.Contains(aPoint) )
+            {
+            TInt index = -1;  
+            CCandidate* candidate = FindCandidate(aPoint, index);        
+                
+            if ( candidate )
+                {
+                // If click in candidates area  
+                iMoveLatestRect.SetRect(candidate->GetRect().iTl, candidate->GetRect().Size());
+                }
+            else
+                {
+                iMoveLatestRect = KEmptyRect;
+                }           
+            }
+            
+        CompareRect(iMoveLatestRect, iClickedRect);
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CListOneRowWithIcon::HandlePointerUpL
+// handle pointer up function
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CListOneRowWithIcon::HandlePointerUpL(const TPoint& aPoint)
+    {
+    // Reset the button clicked flag to EFalse
+    iIndicateButtonClicked = EFalse;
+
+    if ( !iClickedRect.IsEmpty() )
+        {
+        // Find out which rectangle was clicked and save it for 
+        // later usage (HandlePointerUpL)
+        if ( iContentRect.Contains(aPoint) )
+            {
+            // The point is inside the content rect
+            // Check whether the point is inside the same last clicked
+            // candidate rectangle
+            if ( iClickedRect.Contains(aPoint) )
+                {
+                if ( iClickedCandidateIndex != KErrNotFound )
+                    {
+                    // Redraw the selected aread  
+                    DrawSelection(iClickedRect, EFalse);
+
+                    // We have selected a candidate and iClickedCandidateIndex is the selected Index.
+                    // Then send message to plugin
+                    CCandidate* candidate = iOwner->GetCandidate(iClickedCandidateIndex);
+                    if ( candidate )
+                        {
+                        iOwner->ReportCandidateSelectEventL(candidate->GetCandidate(),
+                                                           iClickedCandidateIndex);
+                        }
+                    }
+                }
+            }
+        else if ( iNavigationRect.Contains(aPoint) )
+            {
+            if ( iNavigationRect == iClickedRect ) 
+                {
+                iOwner->AutoChangeActiveList( iOwner->GetFirstCandidateIndex() );
+                iOwner->SetCapture(ETrue);
+                }
+            }
+
+        iClickedRect =  KEmptyRect;   
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CListOneRowWithIcon::Draw
+// draw the list
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CListOneRowWithIcon::Draw()
+    {
+    CList::Draw();
+    
+    DrawCandidates();
+	
+	DrawSelection(iClickedRect, ETrue);
+	
+	if (iDropdownListDrawInfo.iSupportSkin)
+		{
+	    //mask bitmaps
+	    TRect rect = iNavigationNextRect;        
+	    TRect innerRect = rect;
+	    innerRect.Shrink( 4, 4 );
+	    
+	    // ----- draw bitmaps -----
+		
+		
+		TAknsItemID expandBtnImgID;
+		CBitmapDb::TBitmapType bitmapType;
+		
+		if ( (iOwner->GetLastCandidateIndex() >= iOwner->CandidateCount()) 
+        	 && ( iOwner->GetPages()->PageCount() < 1 ) )
+			{
+			expandBtnImgID = iDropdownListDrawInfo.iInactiveBtnImgID;
+			bitmapType = CBitmapDb::EBitmapNextDisableMask;
+			}
+		else
+			{
+			expandBtnImgID = iDropdownListDrawInfo.iNormalBtnImgID;
+			bitmapType = CBitmapDb::EBitmapNextMask;
+			}
+			
+		// Draw background    
+		AknsDrawUtils::DrawFrame( AknsUtils::SkinInstance(), 
+	                     *iOwner->Gc(), 
+	                     rect, 
+	                     innerRect,
+	                     expandBtnImgID,
+	                     KAknsIIDDefault );
+	                     
+	    iBButtonMaskDown = iOwner->GetBitmapDb()->GetBitMap(bitmapType);   
+		TRect srcRect( TPoint( 0, 0 ), iBButtonDown->SizeInPixels() );
+		iOwner->Gc()->BitBltMasked( iNavigationNextRect.iTl, 
+								  iBButtonDown, 
+								  srcRect,
+								  iBButtonMaskDown,
+								  EFalse);
+
+		}
+	else
+		{
+	    //Clear bg for iNavigationNextRect
+	    iOwner->Gc()->SetPenSize(iOwner->GetPenSize());
+	    iOwner->Gc()->SetPenStyle(CGraphicsContext::ESolidPen);
+
+	    iOwner->Gc()->SetPenColor(iOwner->GetBorderColor());
+	    iOwner->Gc()->SetBrushColor(iOwner->GetBgColor());
+	    iOwner->Gc()->SetBrushStyle( CGraphicsContext::ESolidBrush );                
+	    iOwner->Gc()->DrawRect( iNavigationNextRect );
+	            
+	    //Draw navigation bitmap
+	    TRect rect = iNavigationNextRect;
+	    rect.Shrink(1, 1);
+	    iOwner->Gc()->DrawBitmapMasked(rect, iBButtonDown, 
+	                                   iBButtonDown->SizeInPixels(), iBButtonMaskDown, ETrue);
+		}
+
+    }
+
+// -----------------------------------------------------------------------------
+// CListOneRowWithIcon::UpdateList
+// update the liset
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CListOneRowWithIcon::UpdateListL(TBool aDrawFlag, TBool aRecalculate)
+    {
+    if (aRecalculate)
+        {
+        iOwner->SetLastCandidateIndex(CalculatePositionsL());
+        }
+    
+    if ( (iOwner->GetLastCandidateIndex() >= iOwner->CandidateCount()) 
+        && ( iOwner->GetPages()->PageCount() < 1 ) )
+        {
+        iNextButtonDisable = ETrue;
+        
+        //Set disable bitmap for button down and buttondown mask
+        iBButtonDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapNextDisable);
+        iBButtonMaskDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapNextDisableMask);
+        }
+    else
+        {
+        iNextButtonDisable = EFalse;  
+        
+        //Set enable bitmap for button down and buttondown mask
+        iBButtonDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapExpand);
+        iBButtonMaskDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapExpandMask);
+        
+        if (!iBButtonDown)
+            {
+            iBButtonDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapNext);
+            iBButtonMaskDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapNextMask);
+            }
+        }
+    if(aDrawFlag)    
+        {
+        Draw();
+        iOwner->Invalidate(iRect);
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CListOneRowWithIcon::CalculateAreas
+// Calculate all kinds of rectangles
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CListOneRowWithIcon::CalculateAreas()
+    {
+    // Calculate the rect of the list     
+    iRect.iTl = iOwner->GetTopLeftPoint();
+    TInt width = iOwner->GetCellWidth() * iOwner->GetColNum() + iOwner->GetNaviWidth() + 
+                 (iOwner->GetColNum() + 2) * iOwner->GetCellHorizontalMargin();
+    
+    TInt height = iOwner->GetCellHeight() + 2 * iOwner->GetCellVerticalMargin();
+    
+    iRect.SetSize(TSize(width, height));
+
+    TBool candHLToR = (iOwner->CandHDirection() == CFepCtrlDropdownList::ECandFromLToR);
+    TInt posX = iRect.iTl.iX + iOwner->GetCellHorizontalMargin();
+    TInt posY = iRect.iTl.iY + iOwner->GetCellVerticalMargin();
+    // width of content rect
+    TInt widthC = iOwner->GetCellWidth() * iOwner->GetColNum() + (iOwner->GetColNum() - 1) * iOwner->GetCellHorizontalMargin();
+    height = iOwner->GetCellHeight();
+    // width of navi rect
+    TInt widthN = iOwner->GetNaviWidth();
+
+    if (candHLToR)
+        {
+        iContentRect.iTl.SetXY(posX, posY);
+        iNavigationRect.iTl.SetXY(posX + widthC + iOwner->GetCellHorizontalMargin(),
+                                  posY);
+        }
+    else
+        {
+        iNavigationRect.iTl.SetXY(posX, posY);
+        iContentRect.iTl.SetXY(posX + widthN + iOwner->GetCellHorizontalMargin(), 
+                               posY);
+        }
+
+    // Calculate the rect of the content
+    iContentRect.SetSize(TSize(widthC, height));
+
+    // Calculate the rect of the navigation area
+    iNavigationRect.SetSize(TSize(widthN, height));
+    // Calculate the rect of the down button    
+    iNavigationNextRect = iNavigationRect; 
+    // Calculate the rect of the up button       
+    iNavigationPreviousRect = TRect(0,0,0,0);
+    }
+
+// -----------------------------------------------------------------------------
+// CListOneRowWithIcon::CalculatePositionsL
+// calculate the position of all visible cells in the list
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+// 
+TInt CListOneRowWithIcon::CalculatePositionsL()
+    {
+    TInt t = 0;
+    TPoint setpoints;
+
+    //RArray<CCandidate>& candidates = iOwner->GetCandidatelist;
+    TInt count = iOwner->CandidateCount();
+    
+    iOwner->SetFirstCandidateIndex(iOwner->GetLastCandidateIndex());    
+        
+    if ( count > 0 )
+        {
+        TBool candHLToR = (iOwner->CandHDirection() == CFepCtrlDropdownList::ECandFromLToR);
+        candHLToR ? setpoints.SetXY(iContentRect.iTl.iX, iContentRect.iTl.iY) : 
+                    setpoints.SetXY(iContentRect.iBr.iX, iContentRect.iTl.iY);  
+
+        TInt lastUsedCellCount = 0;
+        TInt currentCellIndex = 0;
+        count = Min(count,iOwner->GetLastCandidateIndex() + iOwner->GetColNum());    
+              
+        for(t = iOwner->GetLastCandidateIndex(); t < count ; t++)
+            {
+            // setting a position for this candidate 
+            CCandidate* candidate = iOwner->GetCandidate(t);
+
+            if ( !candidate )
+                {
+                continue;
+                }
+                            
+            lastUsedCellCount = candidate->SetPositionL(setpoints,
+                                                        iOwner->GetCellWidth(),
+                                                        iOwner->GetCellHeight(),
+                                                        iOwner->GetFont(),
+                                                        iOwner->GetCellHorizontalMargin()); 
+            currentCellIndex += lastUsedCellCount;
+        
+            if (currentCellIndex > iOwner->GetColNum())
+                {
+                break;
+                }
+
+            candHLToR ? (setpoints.iX += lastUsedCellCount * (iOwner->GetCellWidth() + iOwner->GetCellHorizontalMargin())) : 
+                        (setpoints.iX -= lastUsedCellCount * (iOwner->GetCellWidth() + iOwner->GetCellHorizontalMargin())) ;
+            } // for-loop
+        } // if candidate exist 
+     
+    return t; // as lastCandidateIndex
+    }
+
+// -----------------------------------------------------------------------------
+// CListOneRowWithIcon::DrawNavigationPress
+// draw navigation button when pressed or un-pressed
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+TBool CListOneRowWithIcon::DrawNavigationPress(const TRect& aRect,TBool aIndicate)
+    {
+    TBool retval = EFalse;
+    
+    if ( aRect == iNavigationNextRect )
+        {
+        retval = ETrue;
+        if (iDropdownListDrawInfo.iSupportSkin)
+        	{
+		    TRect rect = iNavigationNextRect;        
+		    TRect innerRect = rect;
+		    innerRect.Shrink( 4, 4 );
+		    	
+			
+			TAknsItemID expandBtnImgID;
+	        if ( aIndicate )
+	            {
+	            expandBtnImgID = iDropdownListDrawInfo.iPressedBtnImgID;
+	            }
+	        else
+	            {
+	            expandBtnImgID = iDropdownListDrawInfo.iNormalBtnImgID;
+	            }
+			AknsDrawUtils::DrawFrame( AknsUtils::SkinInstance(), 
+                 *iOwner->Gc(), 
+                 rect, 
+                 innerRect,
+                 expandBtnImgID,
+                 KAknsIIDDefault ); 
+	            
+	            
+			iBButtonDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapExpand);
+			iBButtonMaskDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapExpandMask);
+
+			if (!iBButtonDown)
+			    {
+			    iBButtonDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapNext);
+			    iBButtonMaskDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapNextMask);
+			    }
+	            
+			TRect srcRect( TPoint( 0, 0 ), iBButtonDown->SizeInPixels() );
+			       
+			iOwner->Gc()->BitBltMasked( iNavigationNextRect.iTl, 
+							  iBButtonDown, 
+							  srcRect,
+							  iBButtonMaskDown,
+							  EFalse);	
+        	}
+        else
+        	{
+	        if ( aIndicate )
+	            {
+	            // NEXT PRESSED DOWN
+	            iBButtonDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapExpandPress);
+	            iBButtonMaskDown = iOwner->GetBitmapDb()->GetBitMap(
+                                                                CBitmapDb::EBitmapExpandPressMask);
+	            
+	            if (!iBButtonDown)
+	                {
+	                iBButtonDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapNextPress);
+	                iBButtonMaskDown = iOwner->GetBitmapDb()->GetBitMap(
+                                                                CBitmapDb::EBitmapNextPressMask);
+	                }
+	            }
+	        else
+	            {
+	            // NEXT ORIGINAL
+	            iBButtonDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapExpand);
+	            iBButtonMaskDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapExpandMask);
+	            
+	            if (!iBButtonDown)
+	                {
+	                iBButtonDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapNext);
+	                iBButtonMaskDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapNextMask);
+	                }
+	            }
+	        
+	        // Begin draw navigation next button
+	        iOwner->DrawMask(iNavigationNextRect);
+	        
+	        // Activeate bitmap context
+	        iOwner->ActivateBitmapContext();
+	        
+	        // Clear rect
+	        iOwner->Gc()->SetPenSize(iOwner->GetPenSize());
+	        iOwner->Gc()->SetPenStyle(CGraphicsContext::ESolidPen);
+	        iOwner->Gc()->SetPenColor(iOwner->GetBorderColor());
+	        iOwner->Gc()->SetBrushColor(iOwner->GetBgColor());
+	        iOwner->Gc()->SetBrushStyle( CGraphicsContext::ESolidBrush );                
+	        iOwner->Gc()->DrawRect( iNavigationNextRect );
+	        
+	        // Draw bitmap
+	        TRect rect = iNavigationNextRect;        
+	        rect.Shrink(TSize(1,1));
+	        
+	        if (iOwner->GetCellHorizontalMargin() != 0)
+	            {
+	            rect.iBr.iX = rect.iBr.iX + 1;
+	            }
+	            
+	        if (iOwner->GetCellVerticalMargin() != 0)
+	            {
+	            rect.iBr.iY = rect.iBr.iY + 1;
+	            }
+	        
+	        iOwner->Gc()->DrawBitmapMasked(rect, iBButtonDown, 
+	                                       iBButtonDown->SizeInPixels(), iBButtonMaskDown, ETrue);
+        	}
+							         
+        iOwner->Invalidate(aRect);
+        }
+
+        
+    return retval;
+    }
+
+// End Of File