关于treeview中的checkbox的全选问题
由于vs 自带的treeview控件,显示出checkbox以后,点checkbox的时候不能触发任何事件,所以在后台也不能控制
只有给checkbox添加一个回发事件:
![](/Images/OutliningIndicators/None.gif)
![](/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](/Images/OutliningIndicators/ContractedBlock.gif)
![](/assets/blank.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](/Images/OutliningIndicators/ContractedSubBlock.gif)
![](/assets/blank.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
![](/Images/OutliningIndicators/ExpandedBlockEnd.gif)
//TreeView 添加一个点击事件
<asp:TreeView ID="tvGrant" runat="server" Height="322px" ImageSet="Arrows" ShowCheckBoxes="All"
Width="194px" οnclick="postBackObject()">
添加完以后,当选择checkbox的时候将回发一次,接着就只要在后台的TreeNodeCheckChanged()里面判断一下
就可以达到全选的目的了.但是这个每次选择的时候,都要刷新页面.
为了不刷新 ,就在前台写代码控制:
![](/Images/OutliningIndicators/None.gif)
![](/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](/Images/OutliningIndicators/ContractedBlock.gif)
![](/assets/blank.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](/Images/OutliningIndicators/ContractedSubBlock.gif)
![](/assets/blank.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](/Images/OutliningIndicators/ContractedSubBlock.gif)
![](/assets/blank.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](/Images/OutliningIndicators/ContractedSubBlock.gif)
![](/assets/blank.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](/Images/OutliningIndicators/ContractedSubBlock.gif)
![](/assets/blank.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](/Images/OutliningIndicators/ContractedSubBlock.gif)
![](/assets/blank.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](/Images/OutliningIndicators/ContractedSubBlock.gif)
![](/assets/blank.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](/Images/OutliningIndicators/ContractedSubBlock.gif)
![](/assets/blank.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](/Images/OutliningIndicators/ContractedSubBlock.gif)
![](/assets/blank.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](/Images/OutliningIndicators/ContractedSubBlock.gif)
![](/assets/blank.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/OutliningIndicators/ExpandedBlockEnd.gif)
![](/Images/OutliningIndicators/None.gif)
![](/Images/OutliningIndicators/None.gif)
添加上面的代码后,后台不要写代码控制了,页面也不刷了,同样达到多选的目的.希望对大家有点帮助!!!!
转载于:https://www.cnblogs.com/ltenai/archive/2007/06/28/798822.html
关于treeview中的checkbox的全选问题相关推荐
- GridView中实现CheckBox的全选
用服务器端的方法: 在页面上放一个gridview控件,配置好数据源,编辑列,添加一个模版列,再编辑模版,放入一个checkbox控件.代码如下: <asp:GridView ID=" ...
- 在项目中学习.NET的JQuery CheckBox方法(全选、取消全选、其他)
一.在项目中遇到的CheckBox的全选和取消全选以及其他等解决方案如下: // 对全选和取消全选的事件 $("#CheckAll").click(function () { ...
- JQuery实现复选框CheckBox的全选、反选、提交操作
对复选框最基本的应用,就是对复选框进行全选.反选和提交等操作.复杂的操作需要与选项挂钩,来达到各种级联反应效果. [示例]使用Jquery实现复选框CheckBox的全选.反选.提交操作. (1)创建 ...
- Android高级控件(一)——ListView绑定CheckBox实现全选,增加和删除等功能
Android高级控件(一)--ListView绑定CheckBox实现全选,增加和删除等功能 这个控件还是挺复杂的,也是项目中应该算是比较常用的了,所以写了一个小Demo来讲讲,主要是自定义adap ...
- 实现checkbox的全选和取消
如果点击全选就把所有选项全选上,这个我们常用... View Code 1 <script type="text/javascript"> 2 /*实现checkbox ...
- JS如何控制checkbox的全选反选
JS代码: 1 <script language="javascript" type="text/javascript"> 2 3 //转载请保留出 ...
- jQuery实现checkbox的全选反选方法
checkbox的全选.取消全选.选中所有奇数.选中所有偶数等方法的实现代码如下: 注意jQuery的版本:jQuery1.6增加了prop,1.6之前的还是使用attr()和removeAttr() ...
- 微信小程序checkbox的全选以及所有checkbox选中之后的全选
微信小程序checkbox的全选以及所有checkbox选中之后的全选 微信小程序checkbox的全选以及所有checkbox选中之后的全选 第一次写,软件都不懂,直接把代码拷过来了 模板 WXML ...
- ListView中嵌套checkbox实现多选
我现在要实现一个多选的ListView,当选择ListView中的checkbox的时候,可以将选中的多个checkbox所代表的值保存到数据库中!哪位高手做过类似的东西,给小弟指教指教,十分感谢! ...
- 实现gridview中checkbox的全选和反选,以及固定gridview列字符串的长度,多余的以...表示...
下面是源码: 先添加js和CSS <script type="text/javascript" language="javascript"> ...
最新文章
- uploadhandler.php,WordPress Kernel Theme ‘upload-handler.php’任意文件上传漏洞
- [2018-08-03] python开发个人资源共享网--第一天
- 第二章 数据结构 【完结】
- vue 页面闪烁的问题_vue页面加载闪烁问题的解决方法
- BZOJ4562: [Haoi2016]食物链
- webpack钩子调用shell笔记
- [POJ1733]Parity game(并查集 + 离散化)
- $_SERVER['REQUEST_URI']和$_SERVER[HTTP_X_REWRITE_URL]的区别
- 计算机应用基础操作演示,计算机应用基础上机操作题
- 面试题之数据库事务隔离级别
- 室内设计优美语句_关于室内设计的名言
- Android动画插入器
- GDT、LDT和IDT
- Pandas中常见的20多种数据筛选方法,116张图详解 | 图解Pandas-图文第8篇
- 消费者满意度调查方案
- 【歪门邪道】Android中如何快速回到主页
- 计算机常用快捷键(世上最全)
- [EULAR文摘] 超声滑膜炎和腱鞘炎对已获临床缓解患者病情复发的预测
- 2013各大公司的待遇如下
- W ndoWs7重启按F11没用,windows7系统开不开机,按F11以后怎么em一键还原/em-win7 一键还原,w...