hwrmhaptics/examples/hapticstestapp/src/hapticstestappview.cpp
changeset 76 cb32bcc88bad
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hwrmhaptics/examples/hapticstestapp/src/hapticstestappview.cpp	Fri Oct 08 14:33:25 2010 +0300
@@ -0,0 +1,202 @@
+/*
+* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). 
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "Symbian Foundation License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.symbianfoundation.org/legal/sfl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  AppView class implementation.
+*
+*/
+
+
+#include <coemain.h>
+#include <eikenv.h>
+#include <eikrted.h>
+#include <txtrich.h>
+#include <hapticstest.rsg>
+
+#include "hapticstestappview.h"
+
+const TInt KTestSmallerFontTwips = 65;
+
+// ---------------------------------------------------------
+// Standard construction sequence
+// ---------------------------------------------------------
+//
+CHapticsTestAppView* CHapticsTestAppView::NewL(const TRect& aRect)
+    {
+    CHapticsTestAppView* self = CHapticsTestAppView::NewLC(aRect);
+    CleanupStack::Pop(self);
+    return self;
+    }
+
+// ---------------------------------------------------------
+// Static constructor. Leaves the created instance onto the
+// cleanup stack.
+// ---------------------------------------------------------
+//
+CHapticsTestAppView* CHapticsTestAppView::NewLC(const TRect& aRect)
+    {
+    CHapticsTestAppView* self = new (ELeave) CHapticsTestAppView;
+    CleanupStack::PushL(self);
+    self->ConstructL(aRect);
+    return self;
+    }
+
+// ---------------------------------------------------------
+// Constructor.
+// ---------------------------------------------------------
+//
+CHapticsTestAppView::CHapticsTestAppView()
+    {
+    // no implementation required
+    }
+
+// ---------------------------------------------------------
+// Destructor.
+// ---------------------------------------------------------
+//
+CHapticsTestAppView::~CHapticsTestAppView()
+    {
+    delete iParaFormat;
+    iParaFormat = NULL;
+    
+    delete iCharFormat;
+    iCharFormat = NULL;
+    
+    delete iOutputWindow;
+    iOutputWindow = NULL;
+    
+    delete iRichText;
+    iRichText = NULL;
+    }
+
+// ---------------------------------------------------------
+// Construct the view using a rich text editor.
+// ---------------------------------------------------------
+//
+void CHapticsTestAppView::ConstructL(const TRect& aRect)
+    {
+    // Create a window for this application view
+    CreateWindowL();
+    
+    // get normal font
+    const CFont* font = CEikonEnv::Static()->NormalFont();
+    TFontSpec fontspec = font->FontSpecInTwips();
+
+    TCharFormat defaultCharFormat( fontspec.iTypeface.iName, 
+                                   fontspec.iHeight - KTestSmallerFontTwips );
+    TCharFormatMask defaultCharFormatMask;
+    defaultCharFormatMask.SetAttrib( EAttFontTypeface );
+    defaultCharFormatMask.SetAttrib( EAttFontHeight );
+
+    // paragraph and char format layers
+    iParaFormat = CParaFormatLayer::NewL();
+    iCharFormat = CCharFormatLayer::NewL( defaultCharFormat,
+                                          defaultCharFormatMask );
+    
+    iRichText = CRichText::NewL( iParaFormat, iCharFormat );
+    
+    //Create bordered edit windows.
+    iOutputWindow = new (ELeave) CEikRichTextEditor( TGulBorder( TGulBorder::EShallowRaised ) );
+    iOutputWindow->SetContainerWindowL( *this );
+
+    // Create scrollbar
+    iOutputWindow->CreateScrollBarFrameL();
+    iOutputWindow->ScrollBarFrame()->SetScrollBarVisibilityL(
+            CEikScrollBarFrame::EOff, CEikScrollBarFrame::EAuto );
+    
+    iOutputWindow->ConstructL( this, 0, 0, 
+        EEikEdwinOwnsWindow|EEikEdwinInclusiveSizeFixed|
+        EEikEdwinKeepDocument|EEikEdwinUserSuppliedText|
+        EEikEdwinLineCursor|EEikEdwinAlwaysShowSelection );
+    
+    TRect outputRect( Rect() );
+    TInt outputWidthOffset = iOutputWindow->ScrollBarFrame()->ScrollBarBreadth( CEikScrollBar::EVertical );
+    outputRect.iBr.iX -= outputWidthOffset;
+    
+    iOutputWindow->SetDocumentContentL( *iRichText, CEikEdwin::EUseText );
+    iOutputWindow->SetRect( outputRect );
+    iOutputWindow->ActivateL();
+    iOutputWindow->SetFocus( ETrue );
+
+    // Set the windows size
+    SetRect( aRect );
+
+    // Activate the window, which makes it ready to be drawn
+    ActivateL();
+    }
+
+// ---------------------------------------------------------
+// Insert the given text to the end of the outputted text.
+// Adds line break to the end of the text.
+// ---------------------------------------------------------
+//
+void CHapticsTestAppView::InsertOutput( const TDesC& aOutputLine,
+                                        TBool aLineBreak ) const
+    {
+    TRAPD( err, iRichText->InsertL( iOutputWindow->TextLength(), 
+                                    aOutputLine ) );
+
+    // insert line break if requested
+    if ( aLineBreak )
+        {
+        TRAP( err, iRichText->InsertL( iOutputWindow->TextLength(), 
+                                      (TChar)CEditableText::ELineBreak ) );
+        }
+    
+    TRAP( err, iOutputWindow->ForceScrollBarUpdateL() );
+    TRAP( err, iOutputWindow->SetCursorPosL( iOutputWindow->TextLength(),
+                                             EFalse) );
+    }
+
+// ---------------------------------------------------------
+// Clears the output view.
+// ---------------------------------------------------------
+//
+void CHapticsTestAppView::ClearOutput() const
+    {
+    iRichText->Reset();
+    TRAPD( err, iOutputWindow->HandleTextChangedL());
+    err = err; // just to escape warning message for ARM
+    iOutputWindow->SetCursorPosL( 0, EFalse );
+    }
+
+// ---------------------------------------------------------
+// Draw this application's view to the screen
+// ---------------------------------------------------------
+//
+void CHapticsTestAppView::Draw( const TRect& /*aRect*/ ) const
+    {
+    // Get the standard graphics context 
+    CWindowGc& gc = SystemGc();
+    
+    // Gets the control's extent
+    TRect rect = Rect();
+    
+    // Clears the screen
+    gc.Clear( rect );
+    }
+
+// ---------------------------------------------------------
+// Called by framework when the view size is changed
+// ---------------------------------------------------------
+//
+void CHapticsTestAppView::SizeChanged()
+    {
+    // decrease the width of the scrollbar from the width of the editor rect
+    TInt outputWidthOffset = iOutputWindow->ScrollBarFrame()->ScrollBarBreadth( CEikScrollBar::EVertical );
+    TRect outputRect( Rect() );
+    outputRect.iBr.iX -= outputWidthOffset;
+    iOutputWindow->SetRect( outputRect );
+    iOutputWindow->SetFocus( ETrue );
+    }
+
+