Flex DataGrid 编辑获取数据
发布时间：2020-12-15 01:40:17 所属栏目：百科 来源：网络整理
导读：?xml version= "1.0" ? !-- itemRendererseventsBeginEditEventAccessEditor.mxml -- mx:Application xmlns:mx= "http: //www.adobe.com/2006/mxml" ??mx:Script ????![CDATA[ ?????? import mx.events.DataGridEvent; ?????? import mx.controls.NumericS
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<?xml version=
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<!-- itemRendererseventsBeginEditEventAccessEditor.mxml --> <mx:Application xmlns:mx= "http://www.adobe.com/2006/mxml"> ??<mx:Script> ????<![CDATA[ ??????import mx.events.DataGridEvent; ??????import mx.controls.NumericStepper; ??????import mx.collections.ArrayCollection; ??????import mx.controls.listClasses.IDropInListItemRenderer; ??????import mx.controls.TextInput; ?????? ??????[Bindable] ??????private var myDP:ArrayCollection = new ArrayCollection([ ????????{Artist:'Pavement',Album:'Slanted and Enchanted',Price:'(11.99)'}, ????????{Artist:'Pavement',Album:'Crooked Rain,Crooked Rain',Price:'(10.99)'},Album:'Wowee Zowee',Price:'(12.99)'},Album:'Brighten the Corners',Album:'Terror Twilight',Price:'(11.99)'} ??????]); ??????// Handle the itemEditBegin event. ??????private function onEditedBegin(event:DataGridEvent):void ??????{ ????????// Get the name of the column being editted. ????????var colName:String = myDataGrid.columns[event.columnIndex].dataField; ????????var temp:String; ????????if(colName=="Price") ????????{ ??????????// Handle the event here. ??????????event.preventDefault(); ??????????// Creates an item editor. ??????????myDataGrid.createItemEditor(event.columnIndex,event.rowIndex); ??????????// All item editors must implement the IDropInListItemRenderer interface ??????????// and the listData property. ??????????// Initialize the listData property of the editor. ??????????IDropInListItemRenderer(myDataGrid.itemEditorInstance).listData = ????????????IDropInListItemRenderer(myDataGrid.editedItemRenderer).listData; ??????????// Copy the cell value to the NumericStepper control. ??????????myDataGrid.itemEditorInstance.data = myDataGrid.editedItemRenderer.data; ??????????// Add 20 percent to the current price. ??????????temp = TextInput(myDataGrid.itemEditorInstance).text; ??????????if (temp.indexOf("(") != -1){ ????????????temp = temp.replace("(",""); ??????????} ??????????if (temp.indexOf(")") != -1){ ????????????temp = temp.replace(")",""); ??????????} ??????????TextInput(myDataGrid.itemEditorInstance).text = temp; ?????????? ????????} ??????} ??????private function onEditedEnd(event:DataGridEvent):void{ ????????var colName:String = myDataGrid.columns[event.columnIndex].dataField; ????????var curText:String = TextInput(myDataGrid.itemEditorInstance).text; ?????? ????????if(colName=="Price") ????????{ ??????????// Handle the event here. ??????????//event.preventDefault(); ??????????// Creates an item editor. ??????????//myDataGrid.createItemEditor(event.columnIndex,event.rowIndex); ??????????// All item editors must implement the IDropInListItemRenderer interface ??????????// and the listData property. ??????????// Initialize the listData property of the editor. ??????????//IDropInListItemRenderer(myDataGrid.itemEditorInstance).listData = ??????????//IDropInListItemRenderer(myDataGrid.editedItemRenderer).listData; ??????????// Copy the cell value to the NumericStepper control. ??????????//myDataGrid.itemEditorInstance.data = myDataGrid.editedItemRenderer.data; ??????????// Add 20 percent to the current price. ??????????if (curText != ""){ ????????????TextInput(myDataGrid.itemEditorInstance).text = "(" + curText + ")"; ??????????} ?????????? ????????} ??????} ????]]> ??</mx:Script> ?? ??<mx:Style> ????.testTip ????{ ??????border-color: #ffffdd; ??????color: #ff0000; ??????font-weight: bold; ????} ??</mx:Style> ?? ??<mx:DataGrid id="myDataGrid" dataProvider="{myDP}" ???????? editable="true" ???????? itemEditBegin="onEditedBegin(event);" itemEditEnd="onEditedEnd(event);" ???????? rowHeight="60"> ????<mx:columns> ??????<mx:DataGridColumn dataField="Artist" /> ??????<mx:DataGridColumn dataField="Album" width="130" /> ??????<mx:DataGridColumn dataField="Price" editorDataField="text">????????<mx:itemEditor>??????????<mx:Component>????????????<mx:TextInput/>??????????</mx:Component>????????</mx:itemEditor>??????</mx:DataGridColumn>????</mx:columns>??</mx:DataGrid></mx:Application> （编辑：李大同） 【声明】本站内容均来自网络，其相关言论仅代表作者个人观点，不代表本站立场。若无意侵犯到您的权利，请及时与联系站长删除相关内容! |