1 /*

     2 * Copyright (c) 2008 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 the License "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: 

    15 *

    16 */

    17 

    18 

    19 include("containerLibrary.js")

    20 

    21 /**

    22  *	Get the layout data.

    23  *

    24  *  If Layout Data is different than "Inherit", then the layout data is returned,

    25  *	if not, iterate over all parent relationship.

    26  *

    27  *	@param instance the instance where look in the layout data.

    28  *	@param propertyPath the name of the property to analize.

    29  *	@param propertyDefaultValue the default value of propertyPath which will 

    30  *	determine if the parent layout data should be reviewed or not.

    31  *	@return the layout data.

    32  */

    33 function getLayoutData ( instance, propertyPath, propertyDefaultValue ) {

    34 

    35 	var container = "com.nokia.carbide.uiq.CQikContainer";

    36 	var sbb = "com.nokia.carbide.uiq.SystemBuildingBlock";

    37 	var slot = "com.nokia.carbide.uiq.ItemSlot";

    38 	var viewPage = "com.nokia.carbide.uiq.ViewPage";

    39 	var containersGroup = "com.nokia.carbide.uiq.ContainersGroup";

    40 

    41 	var parentInstance = instance.parent;

    42 	var parentID = instance.parent.component.id;

    43 	var properties = instance.properties;

    44 	var layoutManagerInstance = null; 

    45 	var layoutData = null;

    46 

    47 	while ((parentInstance != null) && (parentID != viewPage) && (parentID != containersGroup)) {

    48 		if (parentID == container) {

    49 			//println("**************** parent: container");

    50 			layoutManagerInstance = findImmediateChildByAttributeValue( parentInstance.children, "is-layout-manager", "true");

    51 			if ( layoutManagerInstance == null ) {

    52 				return propertyDefaultValue;

    53 			}

    54 			layoutData = instance.properties.layoutData[propertyPath];

    55 			if ( layoutData != propertyDefaultValue ) {

    56 				return layoutData

    57 			}

    58 			return getLayoutData ( parentInstance, propertyPath, propertyDefaultValue );

    59 		}

    60 		if (parentID == slot) {

    61 			//println("**************** parent: slot");

    62 			return getLayoutData ( parentInstance, propertyPath, propertyDefaultValue );

    63 		}

    64 		if (parentID == sbb) {

    65 			//println("**************** parent: SBB");

    66 			layoutManagerInstance = findImmediateChildByAttributeValue( parentInstance.parent.children, "is-layout-manager", "true");

    67 			if ( layoutManagerInstance == null ) {

    68 				return propertyDefaultValue;

    69 			}

    70 			layoutData = parentInstance.properties.layoutData[propertyPath];

    71 			if ( layoutData != propertyDefaultValue ) {

    72 				return layoutData

    73 			}

    74 			return getLayoutData ( parentInstance, propertyPath, propertyDefaultValue );

    75 		}

    76 		return propertyDefaultValue;

    77 	}

    78 

    79 	return getLayoutManagerLayoutData( instance.children, propertyPath, propertyDefaultValue );

    80 }

    81 

    82 

    83 /**

    84  *	Get the layout data of LayoutManager.

    85  *

    86  *  If Layout Manager is null, then the default value of the property will be

    87  *	returned.

    88  *

    89  *	@param children the children where look in the layout data.

    90  *	@param propertyPath the name of the property to analize.

    91  *	@param propertyDefaultValue the default value of propertyPath.

    92  *	@return the layout data of LayoutManager or propertyDefaultValue if 

    93  *	LayoutManager is null .

    94  */

    95 function getLayoutManagerLayoutData( children, propertyPath, propertyDefaultValue ) {

    96 	var layoutManager = findImmediateChildByAttributeValue( children, "is-layout-manager", "true");

    97 	if (layoutManager != null) {

    98 		//println("**************** sister: layout Manager");

    99 		return layoutManager.properties.defaultLayoutData[propertyPath];

   100 	}

   101 	return propertyDefaultValue;

   102 }