Flex/Java爱好者

 Customize DataGrid - (1) Customize DataGrid - (2)

首先需要知道flex AdvancedDataGrid，DataGrid，List本身是不支持从外部拖进来一个item的（比如我想从一个List中拖进来一行，你会看到鼠标上有个红色的叉叉，表示不允许）。不过要是搞清楚一点AdvancedDataGrid内部工作原理，实现起来也不难（我可是摸索了不少时间啊，:)）。在开始之前，要先明白flex drag drop的工作原理，它的关键之处就是dra

======== CustomBackgroundComp.as ===========package {     import mx.controls.Label;     import mx.controls.DataGrid;     import mx.controls.dataGridClasses.*;     import flash.display.Graphics;     pu

Complex Editor Now suppose you want to do something a little more complex that doesnt have a ready-made Flex control available. Here is one which allows a credit card number to be entered using 4

Flex Collapsible DataGridFlex 3 AdvancedDataGrid 具有 Tree 與 跨欄 (columnSpan) 的功能以下利用這兩種特性做出可收合的 DataGridMyDataGridGroupItemRenderer Class：view plain | copy to clipboard | print | ? | 

Flex Bottom Bleeding DataGrid承上次 Flex 不規則底部形狀的 DataGrid這次公布解答，跟大家說明一下做法其實 ListBase 系列的組件有一個屬性可用 offscreenExtraRowsOrColumnsListBase 組件為了節省資源，只會產生畫面上呈現必要的 Item 數量這個屬性就是用來控制畫面外要多產生幾個 Item單純增加 offscreenE

Adobe Flex 3 Help > User Interfaces > Working with Item EditorsAdobe Flex 3 HelpUser Interfaces / Working with Item Editors Item editor examples Example: Preventing a cell from being edite

itemEditors - Part 3itemEditor,itemRendererThe previous article in this series discussed item editing events. Using events can make your application respond to what the user enters and help the user m

 DataGrid ItemEditor with Two Input FieldsSeveral folks have been asking about how to have a DataGrid ItemEditor with two input fields (say you want to separately edit first name and last name

内联 itemRenderer12月 20th, 2006 — Dreamer 英文原文：《Inline itemRenderer》原文地址：http://weblogs.macromedia.com/pent/archives/2006/12/inline_itemrend.cfm原文作者：Peter Ent译者：Dreamer。 本文未经同意，谢绝转载。 内联 itemRe

 This is a slightly advanced tutorial covering a more in depth way to customize the datagrid.  Many of the style properties of the datagrid are protected, or not otherwise accessible.  In order to rea

Dragging rows between two different Flex DataGrid controlsBy peterd Categories: DataGrid Tags: DataGrid, dragEnabled, dragMoveEnabled, dropEnabled. The following example shows how you

接着上一篇：改造AdvancedDataGrid — 支持外部drag-drop。本篇就来解决dragDropHandler的重写，让它既支持外部drag-drop，也支持内部节点drag-drop，不但是MOVE也可以COPY。在正题之前，先看看我的案例：一个AdvancedDataGrid 内部有个tree结构，外面有一个List，现在需要将List里面的item拖到tree里，同时tre