get set 方法问题

Azrael99999 2011-02-17 05:55:21

<?xml version="1.0" encoding="utf-8"?>

<mx:TitleWindow xmlns:mx="http://www.adobe.com/2006/mxml"

				xmlns:other="net.carefx.presentation.component.other.*"

				width="500"

				height="300"

				layout="vertical"

				showCloseButton="true"

				close="PopUpManager.removePopUp(this)">

	<mx:Script>

		<![CDATA[

			import net.carefx.presentation.model.vo.ItemRelationVO;

			import net.carefx.presentation.control.events.domain.ItemEvent;

			import net.carefx.persistence.domain.ItemRelation;

			import net.carefx.persistence.domain.Item;

			import mx.controls.Alert;

			import mx.collections.ArrayCollection;

			import mx.managers.PopUpManager;



			private var _item:Item;



			[Bindable]

			public var parentItemAC:ArrayCollection=new ArrayCollection();

			

			public var isEdit:Boolean=false;



			public function set item(item:Item):void

			{

				_item=item;

				this.title=item.name;

				for each (var itemRelation:ItemRelation in item.parentItems)

				{

					parentItemAC.addItem(itemRelation.parentItem);

				}

			}

			

			public function get item():Item

			{

				return _item;

			}



			private function eAddParentItem():void

			{

				if (cParentItemSuggest.selectedItem)

				{

					var flag:Boolean=true;

					for each (var item:Item in parentItemAC)

					{

						if (cParentItemSuggest.selectedItem.id == item.id)

						{

							flag=false;

							break;

						}

					}

					if (flag)

					{

						var itemRelationVO:ItemRelationVO=new ItemRelationVO();

						itemRelationVO.parentItem=cParentItemSuggest.selectedItem as Item;

						itemRelationVO.childItem=item;

						isEdit=true;

						new ItemEvent(ItemEvent.ADD_ITEM_RELATION, itemRelationVO).dispatch();

						parentItemAC.addItem(cParentItemSuggest.selectedItem);

					}

					else

					{

						Alert.show("("+cParentItemSuggest.selectedItem.name + ")项目已添加!", "提示");

					}

				}

				else

				{

					Alert.show("先查询上级项目!", "提示");

				}

			}

		]]>

	</mx:Script>

	<mx:DataGrid id="cParentItemDG"

				 dataProvider="{parentItemAC}"

				 width="100%"

				 height="100%"

				 minWidth="400">

		<mx:columns>

			<mx:DataGridColumn headerText="项目"

							   dataField="name"/>

			<mx:DataGridColumn width="40">

				<mx:itemRenderer>

					<mx:Component>

						<mx:HBox width="100%"

								 height="100%"

								 horizontalAlign="center"

								 horizontalGap="0">

							<mx:Script>

								<![CDATA[

									import net.carefx.persistence.domain.Item;

									import net.carefx.presentation.model.vo.ItemRelationVO;

									import net.carefx.presentation.control.events.domain.ItemEvent;

									import net.carefx.presentation.assets.ImagesAssets;



									public function eDeleteBtnClick():void

									{

										outerDocument.isEdit=true;

										var itemRelationVO:ItemRelationVO=new ItemRelationVO();

										itemRelationVO.childItem=outerDocument.item;

										itemRelationVO.parentItem=data as Item;

										outerDocument.parentItemAC.removeItemAt(outerDocument.parentItemAC.getItemIndex(data));

										new ItemEvent(ItemEvent.DELETE_ITEM_RELATION,itemRelationVO).dispatch();

									}

								]]>

							</mx:Script>

							<mx:LinkButton icon="{ImagesAssets.CANCEL_ICON}"

										   click="eDeleteBtnClick()"

										   toolTip="删除"/>

						</mx:HBox>

					</mx:Component>

				</mx:itemRenderer>

			</mx:DataGridColumn>

		</mx:columns>

	</mx:DataGrid>

	<mx:HBox width="100%">

		<mx:Label text="项目："/>

		<other:ItemAutoSuggest id="cParentItemSuggest"/>

		<mx:Spacer width="100%"/>

		<mx:Button label="添加"

				   click="eAddParentItem()"/>

		<mx:Button label="返回"

				   click="PopUpManager.removePopUp(this)"/>

	</mx:HBox>

</mx:TitleWindow>