--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/inc/alf/alfviewportlayoutattributesetter.h Thu Dec 17 08:56:02 2009 +0200
@@ -0,0 +1,249 @@
+/*
+* 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: Viewport layout attribute setter header.
+*
+*/
+
+
+#ifndef ALFVIEWPORTLAYOUTATTRIBUTESETTER_H
+#define ALFVIEWPORTLAYOUTATTRIBUTESETTER_H
+
+//includes
+
+//widget model includes
+#include "alf/alfcommonlayoutattributesetter.h"
+
+//osn includes
+#include <osn/osndefines.h>
+
+
+namespace Alf
+ {
+
+/**
+ * @class AlfViewportLayoutAttributeSetter alfviewportlayoutattributesetter.h
+ * "alf/alfviewportlayoutattributesetter.h"
+ *
+ * The implementation of the attribute setter for setting viewport
+ * layout attributes.
+ *
+ * @see IAlfAttributeSetter
+ *
+ * @lib alfwidgetmodel.lib
+ * @since S60 ?S60_version
+ * @status Draft
+ * @interfaces IAlfAttributeSetter
+ */
+class AlfViewportLayoutAttributeSetter : public AlfCommonLayoutAttributeSetter
+ {
+
+public:
+
+ /**
+ * Constructor.
+ */
+ OSN_IMPORT AlfViewportLayoutAttributeSetter();
+
+ /**
+ * Destructor.
+ */
+ OSN_IMPORT virtual ~AlfViewportLayoutAttributeSetter();
+
+
+ /**
+ * Sets an attribute value in the target visual immediately without a transition.
+ * @exception osncore::AlfVisualException Thrown with error code
+ * osncore::EInvalidVisual if aVisual is not viewport layout.
+ * @exception osncore::AlfDataException Thrown with error code
+ * osncore::EInvalidVariantDataType if aData for data attributes is 0.
+ * @exception osncore::AlfDataException Thrown with error code
+ * osncore::EIncompleteAttributeValues if the aContainer contains an
+ * incomplete set of attributes. See language specification on creating
+ * attributes for viewport layout.
+ *
+ * @param aVisual The target visual. Doesn't take ownership
+ * @param aContainer The container holding the new value of the attribute.
+ * Ownership of the object is not transferred.
+ * @param aData Used with data attributes to fetch the data.
+ */
+ OSN_IMPORT virtual void setAttributeValue (
+ CAlfVisual &aVisual,
+ AlfAttributeContainer* aContainer,
+ IAlfMap* aData );
+
+ /**
+ * Depracated! Do not use!
+ * Creates a command to change the value of an attribute in the target
+ * visual gradually with a transition.
+ *
+ * @param aVisual The target visual. Doesn't take ownership
+ * @param aContainer The container holding the new value of the attribute.
+ * Ownership of the object is not transferred.
+ * @param aData Not used currently.
+ * @param aTransitionTime Time used for the transition.
+ * @param aRefVisual Optional reference visual. If not NULL, the target
+ * value of the attribute is defined by adding the value
+ * specific by aContainer to the corresponding attribute
+ * value in the reference visual.
+ * @ret The command to gradually change the attribute in the target visual.
+ */
+ OSN_IMPORT virtual TAlfCommand* createCommand (
+ CAlfVisual& aVisual,
+ AlfAttributeContainer* aContainer,
+ IAlfMap* aData,
+ int aTransitionTime = 0,
+ CAlfVisual* aRefVisual = NULL );
+
+ /**
+ * Creates commands to change the given attribute values in the target
+ * visual gradually with a transition. Then sends the commands via the
+ * ALF environment.
+ *
+ * @param aVisual The target visual. Doesn't take ownership
+ * @param aContainer The attribute container holding the attribute value(s)
+ * used by the attribute setter. Ownership is not transferred.The
+ * container can hold new values for multiple different attributes, in
+ * which case several commands are executed.
+ * @param aRefVisual Optional reference visual. If not NULL, the target
+ * value of the attribute is defined by adding the value specific by
+ * aContainer to the corresponding attribute value in the reference
+ * visual.
+ */
+ OSN_IMPORT virtual void createAndSendCommands (
+ CAlfVisual& aVisual,
+ AlfAttributeContainer* aContainer,
+ CAlfVisual* aRefVisual = NULL );
+
+
+protected:
+
+ /**
+ * Sets a dynamic attribute value in the target visual using transitions
+ * defined in attributes
+ *
+ * @since S60 ?S60_version
+ * @param aVisual The target visual. Doesn't take ownership
+ * @param aAttr The attribute to process. Doesn't take ownership
+ * @param aContainer The container holding attributes. Ownership of the
+ * object is not transferred.
+ */
+ virtual void handleDynamicAttribute (
+ CAlfVisual &aVisual,
+ AlfAttribute& aAttr,
+ AlfAttributeContainer& aContainer);
+
+ /**
+ * Sets a value for static attribute in the target visual immediately
+ * without a transition using data in map.
+ *
+ * @param aVisual The target visual. Doesn't take ownership
+ * @param aAttr The attribute to process. Doesn't take ownership
+ * @param aContainer The container holding attributes. Ownership of the
+ * object is not transferred.
+ * @param aData Contains data.Ownership of the object is not transferred.
+ */
+ virtual void handleStaticDataAttribute (
+ CAlfVisual &aVisual, AlfAttribute& aAttr,
+ AlfAttributeContainer& aContainer, IAlfMap* aData );
+
+ /**
+ * Sets a value for dynamic attribute value in the target visual using
+ * transitions and data in map.
+ *
+ * @param aVisual The target visual. Doesn't take ownership
+ * @param aAttr The attribute to process. Doesn't take ownership
+ * @param aContainer The container holding attributes. Ownership of the
+ * object is not transferred.
+ * @param aData Contains data.Ownership of the object is not transferred.
+ */
+ virtual void handleDynamicDataAttribute (
+ CAlfVisual &aVisual, AlfAttribute& aAttr,
+ AlfAttributeContainer& aContainer, IAlfMap* aData);
+
+ /**
+ * Sets a value of a static attribute to target visual immediately without
+ * a transition.
+ *
+ * @param aVisual The target visual. Doesn't take ownership
+ * @param aAttr The attribute to process. Doesn't take ownership
+ * @param aContainer The container holding attributes. Ownership of the
+ * object is not transferred.
+ * @param aData Contains data.Ownership of the object is not transferred.
+ */
+ virtual void handleStaticAttribute (
+ CAlfVisual &aVisual, AlfAttribute& aAttr,
+ AlfAttributeContainer& aContainer);
+
+private:
+
+ /**
+ * Sets a dynamic attribute value in the target visual using transitions
+ * defined in attributes
+ *
+ * @since S60 ?S60_version
+ * @param aVisual The target visual. Doesn't take ownership
+ * @param aAttr The attribute to process. Doesn't take ownership
+ * @param aContainer The container holding attributes. Ownership of the
+ * object is not transferred.
+ * @param aImmediate if true, the change is immediate and time value of
+ * the attribute is not used.
+ */
+ bool doHandleDynamicAttribute (
+ CAlfVisual &aVisual, AlfAttribute& aAttr,
+ AlfAttributeContainer& aContainer, bool aImmediate = false);
+
+ /**
+ * Sets a value for dynamic attribute value in the target visual using
+ * transitions and data in map.
+ *
+ * @param aVisual The target visual. Doesn't take ownership
+ * @param aAttr The attribute to process. Doesn't take ownership
+ * @param aContainer The container holding attributes. Ownership of the
+ * object is not transferred.
+ * @param aData Contains data.Ownership of the object is not transferred.
+ * @param aImmediate if true, the change is immediate and time value of
+ * the attribute is not used.
+ */
+ bool doHandleDynamicDataAttribute (
+ CAlfVisual &aVisual, AlfAttribute& aAttr,
+ AlfAttributeContainer& aContainer, IAlfMap* aData,
+ bool aImmediate = false);
+
+ /**
+ * Gets the data from map pointed by attribute's field name.
+ *
+ * @param aAttr The attribute to process. Doesn't take ownership
+ * @param aData Contains data.Ownership of the object is not transferred.
+ *
+ * @return pointer to the data from map pointed by attribute's field name.
+ */
+ IAlfVariantType* getData(AlfAttribute& aAttr, IAlfMap* aData);
+
+ /**
+ * gets the time from attribute safely.
+ *
+ * @param aAttr The attribute to process. Doesn't take ownership
+ * @param aImmediate if true, returns 0 else the time set for the attribute
+ */
+ int getTime(const AlfAttribute& aAttr, bool aImmediate = false);
+
+private: // data
+ };
+
+ } // namespace Alf
+
+#endif // ALFVIEWPORTLAYOUTATTRIBUTESETTER_H
+// End of file
+
+