--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/emailuis/uicomponents/inc/fstreeplaintwolineitemvisualizer.h Wed Sep 01 12:28:57 2010 +0100
@@ -0,0 +1,305 @@
+/*
+* 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 "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: A visualizer for data items with plain text.
+*
+*/
+
+
+#ifndef C_FSTREEPLAINTWOLINEITEMVISUALIZER_H
+#define C_FSTREEPLAINTWOLINEITEMVISUALIZER_H
+
+#include <e32base.h>
+//<cmail> removed __FS_ALFRED_SUPPORT flag
+//#include <fsconfig.h>
+//</cmail> removed __FS_ALFRED_SUPPORT flag
+
+#include "fstreeplainonelineitemvisualizer.h"
+
+class CFsTreePlainTwoLineItemData;
+class TFsMarqueeClet;
+
+
+/**
+ * CFsTreePlainTwoLineItemVisualizer is a visualizer for data items with plain
+ * text.
+ *
+ * Thic class is a concrete implementation for the MFsTreeItemVisualizer
+ * interface. It provides visualization for data items with plain text.
+ *
+ * @code
+ *
+ * @endcode
+ *
+ * @lib
+ */
+NONSHARABLE_CLASS( CFsTreePlainTwoLineItemVisualizer ):
+ public CFsTreePlainOneLineItemVisualizer
+ {
+public:
+
+ /**
+ * Two-phased constructor
+ *
+ * @param aOwnerControl Owner control.
+ */
+ IMPORT_C static CFsTreePlainTwoLineItemVisualizer* NewL(
+ CAlfControl& aOwnerControl );
+
+ /**
+ * C++ destructor
+ */
+ virtual ~CFsTreePlainTwoLineItemVisualizer();
+
+public:
+
+ /**
+ * Returns the type of the item's visualizer.
+ */
+ virtual TFsTreeItemVisualizerType Type() const;
+
+ /**
+ * Sets horizontal alignment of the displayed plain text.
+ *
+ * For AH layout EAlfAlignHLeft is internally converted to EAlfAlignHRight
+ * and EAlfAlignHRight is converted to EAlfAlignHLeft.
+ *
+ * EAlfAlignHLocale (default setting) - alignment set according to text directionality
+ *
+ * @param aAlign Horizontal text alignment type.
+ */
+ IMPORT_C virtual void SetSecondaryTextAlign(
+ const TAlfAlignHorizontal aAlign );
+
+ /**
+ * Turn on/off displaying preview pane (3rd line).
+ *
+ * @param aPreviewOn ETrue, preview pane is displayed. EFalse, preview
+ * pane is hidden.
+ */
+ virtual void SetPreviewPaneOn( TBool aPreviewOn );
+
+ /**
+ * Retrurns infromation whether preview pane is turned on.
+ *
+ * @return ETrue if preview pane (3rd line) is turned on.
+ */
+ virtual TBool IsPreviewPaneOn () const;
+
+ /**
+ * Sets the size of the item visualization area when it has preview pane
+ * turned on.
+ *
+ * @param aSize Size in pixels of the item when it has preview pane
+ * turned on.
+ */
+ virtual void SetPreviewPaneEnabledSize ( const TSize aSize );
+
+ /**
+ * Returns the size of an item when it has preview pane turned on.
+ *
+ * @return Size in pixels of the item when has preview pane turned on.
+ */
+ virtual TSize PreviewPaneEnabledSize() const;
+
+ /**
+ * Function sets wether flag icon should be visible or hidden.
+ * By default the icon is shown (if it is set).
+ *
+ * @param aFlagVisible ETrue if flag icon should be visible.
+ */
+ virtual void SetFlagIconVisible( TBool aFlagVisible );
+
+ /**
+ * Function returns information if flag icon is visible or hidden.
+ *
+ * @return ETrue if flag icon is visible.
+ */
+ virtual TBool IsFlagIconVisible( ) const;
+
+ /**
+ * The function sets whether time visual should be visible when item is
+ * not focused (in one line layout).
+ *
+ * @param ETrue if time visual should be visible.
+ */
+ virtual void SetIsTimeVisibleInFirstLineWhenNotFocused( TBool aIsVisible );
+
+ /**
+ * The function returns whether time visual is visible when item is not
+ * focused (in one line layout).
+ *
+ * @return ETrue if time visual is visible.
+ */
+ virtual TBool IsTimeVisibleInFirstLineWhenNotFocused( ) const;
+
+
+// from base class MFsTreeItemVisualizer
+
+ /**
+ * From MFsTreeItemVisualizer.
+ * Returns the size of an item in a normal (not extended) state.
+ *
+ * @return Size in pixels of an item when it is not extended.
+ */
+ virtual TSize Size() const;
+
+ /**
+ * From MFsTreeItemVisualizer.
+ * Returns the size of an item in expanded state.
+ *
+ * @return Size in pixels of the item when it is in expanded state.
+ */
+ virtual TSize ExtendedSize() const;
+
+ /**
+ * From MFsTreeItemVisualizer.
+ * A call to this function means that the item is requested to draw itself
+ * within specified parent layout. Data to be visualized is passed as an
+ * argument.
+ *
+ * Parameter descriptions will be added when the final function prototype
+ * is ready.
+ */
+ virtual void ShowL( CAlfLayout& aParentLayout,
+ const TUint aTimeout = 0 );
+
+ /**
+ * A call to this function means that the item is requested to update its
+ * visual content.
+ */
+ virtual void UpdateL( const MFsTreeItemData& aData,
+ TBool aFocused,
+ const TUint aLevel,
+ CAlfTexture*& aMarkIcon,
+ CAlfTexture*& aMenuIcon,
+ const TUint aTimeout = 0,
+ TBool aUpdateData = ETrue);
+
+ /**
+ * From MFsTreeItemVisualizer.
+ * A call to this function means that the item goes out of the visible
+ * items scope. The visualizer should destroy all its visuals to save
+ * memory.
+ */
+ virtual void Hide( const TInt aTimeout = 0 );
+
+ /**
+ * From MFsTreeItemVisualizer.
+ * This method marquees the text in tree item if it is too long.
+ *
+ * @param aMarqueeType Type of marquee.
+ * @param aMarqueeSpeed Speed of marquee in pixels per second.
+ * @param aMarqueeStartDelay Marquee's start delay in miliseconds.
+ * @param aMarqueeCycleStartDelay Marquee cycle's start delay.
+ * @param aMarqueeRepetitions Number of marquee's cycles.
+ */
+ virtual void MarqueeL(const TFsTextMarqueeType aMarqueeType,
+ const TUint aMarqueeSpeed,
+ const TInt aMarqueeStartDelay,
+ const TInt aMarqueeCycleStartDelay,
+ const TInt aMarqueeRepetitions);
+
+ /**
+ *
+ */
+ virtual TBool OfferEventL(const TAlfEvent& aEvent);
+
+
+ virtual void SetKeyWordsToHighlight(const RPointerArray<TDesC>& aKeyWords);
+protected:
+
+ /**
+ * C++ constructor
+ *
+ * @param aOwnerControl Owner control.
+ */
+ CFsTreePlainTwoLineItemVisualizer( CAlfControl& aOwnerControl );
+
+ /**
+ * Second phase constructor
+ *
+ */
+ void ConstructL( );
+
+private:
+ void HighlightKeyWords(TDesC& aText);
+ void UpdateLayout(
+ const CFsTreePlainTwoLineItemData* aData,
+ const TInt aIndentation );
+
+private: // member data
+
+ /**
+ * Text visual.
+ * Own.
+ */
+ CAlfTextVisual* iSecondaryTextVisual;
+
+ /**
+ * Secondary viewport layout. For text marquee.
+ * Own.
+ */
+ CAlfViewportLayout* iSecViewport;
+
+ /*
+ * Horizontal text alignment in visual.
+ */
+ TAlfAlignHorizontal iSecondaryTextAlign;
+
+ /**
+ * Preview pane is on/off.
+ */
+ TBool iPreviewPaneOn;
+
+ /**
+ * Flag icon shown/hidden.
+ */
+ TBool iShowFlagIcon;
+
+ /**
+ * Size of item when preview pane is on.
+ */
+ TSize iPreviewPaneEnabledSize;
+
+ /**
+ * Visual for a flag icon.
+ */
+ CAlfImageVisual* iIconFlagVisual;
+
+ /**
+ * Date and time text visual.
+ * Own.
+ */
+ CAlfTextVisual* iDateTimeTextVisual;
+
+ /**
+ * Preview pane text visual.
+ * Own.
+ */
+ CAlfTextVisual* iPreviewPaneTextVisual;
+
+ /**
+ * Clet for secondary text marquee.
+ */
+ TFsMarqueeClet* iSecondaryTextMarquee;
+
+ /**
+ * Time visual shown/hidden in not focused one line layout.
+ */
+ TBool iIsTimeVisibleWhenNotFocused;
+
+ RPointerArray<TDesC> iKeyWords;
+ };
+
+#endif // C_FSTREEPLAINTWOLINEITEMVISUALIZER_H