notepad/notepad1/LibSrc/NpdEdwinLines.cpp
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     1 /*
       
     2 * Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description:  Implementation of paper lines of Notepad/Template Editor.
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 // INCLUDE FILES
       
    20 #include <AknUtils.h>
       
    21 #include <barsread.h>
       
    22 #include <applayout.cdl.h>
       
    23 #include <eikrted.h>    // for CRichTextEditor
       
    24 #include <aknlayoutscalable_apps.cdl.h>
       
    25 #include <aknappui.h>
       
    26 #include <eikdialg.h>
       
    27 #include <AknsFrameBackgroundControlContext.h>
       
    28 #include <skinlayout.cdl.h>
       
    29 
       
    30 #include "NpdEdwinLines.h"
       
    31 #include "NpdEdwin.h"
       
    32 #include "NpdLibPanic.h"
       
    33 
       
    34 
       
    35 // ============================ MEMBER FUNCTIONS ===============================
       
    36 
       
    37 // -----------------------------------------------------------------------------
       
    38 // CNotepadEdwinLines::CNotepadEdwinLines
       
    39 // public Constructor
       
    40 // -----------------------------------------------------------------------------
       
    41 //
       
    42 CNotepadEdwinLines::CNotepadEdwinLines(CEikDialog* aParent)
       
    43     : CCoeControl(),iParent(aParent),iBgContext(NULL)
       
    44     	{
       
    45     	
       
    46     	}
       
    47 
       
    48 // -----------------------------------------------------------------------------
       
    49 // CNotepadEdwinLines::~CNotepadEdwinLines
       
    50 // Destructor
       
    51 // -----------------------------------------------------------------------------
       
    52 //
       
    53 CNotepadEdwinLines::~CNotepadEdwinLines()
       
    54 	{
       
    55     	iRects.Close();
       
    56     	if(iBgContext != NULL)
       
    57     		{
       
    58     		delete iBgContext;
       
    59     		iBgContext = NULL;	
       
    60 		}
       
    61 	}
       
    62 
       
    63 // -----------------------------------------------------------------------------
       
    64 // CNotepadEdwinLines::AddRectsAndLayout
       
    65 // from CNotepadEdwinLines (called from SizeChanged)
       
    66 // -----------------------------------------------------------------------------
       
    67 //
       
    68 void CNotepadEdwinLines::AddRectsAndLayout(RRegion& aRegion)
       
    69 	{
       
    70 	TAknLayoutRect mainNotesPane;
       
    71 	TAknLayoutRect lineLayout;
       
    72 	TAknLayoutRect line;
       
    73 	TAknLayoutScalableParameterLimits textLimits ;
       
    74 	
       
    75 	TRect tempMainPane;
       
    76 	TRect statusPane;
       
    77 	AknLayoutUtils::LayoutMetricsRect(AknLayoutUtils::EMainPane,tempMainPane);
       
    78 	AknLayoutUtils::LayoutMetricsRect(AknLayoutUtils::EMainPane,statusPane);
       
    79 	TRect mainPane(TPoint(0, 0), tempMainPane.Size());
       
    80 	mainNotesPane.LayoutRect(mainPane, AknLayoutScalable_Apps::main_notes_pane().LayoutLine());
       
    81 	lineLayout.LayoutRect(mainNotesPane.Rect(),AknLayoutScalable_Apps::list_notes_pane().LayoutLine());
       
    82 	textLimits = AknLayoutScalable_Apps::list_notes_text_pane_ParamLimits();
       
    83 
       
    84 	TInt lineCount = textLimits.LastRow() - textLimits.FirstRow() + 1;
       
    85 	
       
    86 	// The array iRects should be reset, when there is a change 
       
    87 	// in the no of lines after a layout switch
       
    88 	
       
    89 	if ( iRects.Count() != lineCount )
       
    90 		{
       
    91 		iRects.Reset();
       
    92    		for (TInt j(textLimits.FirstRow()); j <= textLimits.LastRow(); j++)
       
    93 			{
       
    94     		iRects.Append( TAknLayoutRect() );
       
    95 			}
       
    96 		}
       
    97 	
       
    98 	for ( TInt i(textLimits.FirstRow()); i <= textLimits.LastRow(); i++ )
       
    99 		{
       
   100 		line.LayoutRect(lineLayout.Rect(),AknLayoutScalable_Apps::list_notes_text_pane(i).LayoutLine());
       
   101 		iRects[i].LayoutRect(line.Rect() ,AknLayoutScalable_Apps::list_notes_text_pane_g1().LayoutLine());
       
   102 		aRegion.AddRect(iRects[i].Rect());
       
   103 		}
       
   104 	}
       
   105 
       
   106 // -----------------------------------------------------------------------------
       
   107 // CNotepadEdwinLines::ConstructFromResourceL
       
   108 // from CCoeControl
       
   109 // -----------------------------------------------------------------------------
       
   110 //
       
   111 void CNotepadEdwinLines::ConstructFromResourceL(TResourceReader& /*aReader*/)
       
   112 	{
       
   113 	TAknLayoutScalableParameterLimits textLimits ;  
       
   114     	
       
   115     	TInt ignor;
       
   116 	TRAP(ignor,
       
   117     		iBgContext = CAknsFrameBackgroundControlContext::NewL( 
       
   118     			KAknsIIDQsnFrNotepad, 
       
   119     			TRect(0,0,0,0), 
       
   120     			TRect(0,0,0,0), 
       
   121     			EFalse );
       
   122         		);
       
   123         ignor = KErrNone;		
       
   124     	textLimits = AknLayoutScalable_Apps::list_notes_text_pane_ParamLimits();
       
   125 	for (TInt i(textLimits.FirstRow()); i <= textLimits.LastRow(); i++)
       
   126 		{
       
   127 	 	User::LeaveIfError(iRects.Append(TAknLayoutRect()));
       
   128 		}
       
   129 	}
       
   130 
       
   131 // -----------------------------------------------------------------------------
       
   132 // CNotepadEdwinLines::Draw
       
   133 // from CCoeControl
       
   134 // -----------------------------------------------------------------------------
       
   135 //
       
   136 void CNotepadEdwinLines::Draw(const TRect& /*aRect*/) const
       
   137 	{
       
   138     	CWindowGc& gc = SystemGc();
       
   139     	for(TInt i(iRects.Count() - 1); i >= 0; i--)
       
   140         		{
       
   141         		iRects[i].DrawRect(gc);
       
   142         		}
       
   143     	}
       
   144 
       
   145 // ---------------------------------------------------------
       
   146 // CNotepadEdwinLines::MopSupplyObject(TTypeUid aId)
       
   147 // Handles a change to the control's resources.
       
   148 // ---------------------------------------------------------
       
   149 //
       
   150 TTypeUid::Ptr CNotepadEdwinLines::MopSupplyObject(TTypeUid aId)
       
   151 	{
       
   152 	if((aId.iUid == MAknsControlContext::ETypeId) && (iBgContext != NULL))
       
   153 		{
       
   154 		return MAknsControlContext::SupplyMopObject(aId, iBgContext);
       
   155 		}
       
   156 	return CCoeControl::MopSupplyObject(aId);
       
   157 	}
       
   158 
       
   159 // ---------------------------------------------------------
       
   160 // CNotepadEdwinLines::HandleResourceChange(TInt aType)
       
   161 // Handles a change to the control's resources.
       
   162 // ---------------------------------------------------------
       
   163 //
       
   164 void CNotepadEdwinLines::HandleResourceChange(TInt aType)
       
   165 	{
       
   166 	if(aType == KAknsMessageSkinChange)
       
   167 		{
       
   168 		if(iBgContext)
       
   169 			{
       
   170 			delete iBgContext;
       
   171 			iBgContext = NULL;
       
   172 			}
       
   173 		
       
   174 		TInt ignor;
       
   175 		TRAP(ignor,
       
   176 			iBgContext = CAknsFrameBackgroundControlContext::NewL( 
       
   177 				KAknsIIDQsnFrNotepad, 
       
   178 				TRect(0,0,0,0), 
       
   179 				TRect(0,0,0,0), 
       
   180 				EFalse );
       
   181 			);
       
   182 		ignor = KErrNone;
       
   183 		SizeChanged();
       
   184 		DrawDeferred();
       
   185 		}
       
   186 	}
       
   187 
       
   188 void CNotepadEdwinLines::SizeChanged()
       
   189 	{
       
   190     	TRect rect( iParent->Rect() );
       
   191     	RRegion region;
       
   192     	AddRectsAndLayout(region);
       
   193     	Window().SetShape(region);
       
   194     	region.Close();
       
   195 	}
       
   196 
       
   197 // -----------------------------------------------------------------------------
       
   198 // CNotepadEdwinLines::SetContainerWindowL
       
   199 // cf. CEikEdwin::SetContainerWindowL.
       
   200 // -----------------------------------------------------------------------------
       
   201 //
       
   202 void CNotepadEdwinLines::SetContainerWindowL(const CCoeControl& aContainer)
       
   203 	{
       
   204     	if ( !OwnsWindow() )
       
   205         		{
       
   206         		CreateWindowL(&aContainer); // include SetMopParent
       
   207         		}
       
   208     	else
       
   209         		{
       
   210         		CCoeControl::SetContainerWindowL(aContainer);
       
   211         		}
       
   212 	}
       
   213 // End of File