<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm50.aspx.cs" Inherits="web.qizweb.com.test.WebForm50" %>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title></title>
<script runat="server">
protected void Page_Load(object sender, EventArgs e)
{
}
protected void DeleteArea(object sender, DirectEventArgs e)
{
X.Msg.Alert("alert", "see this before confirm ?").Show();
}
</script>
</head>
<body>
<form id="form1" runat="server">
<ext:ResourceManager runat="server" SourceFormatting="True"></ext:ResourceManager>
<ext:TreePanel runat="server" ID="tp_prov">
<TopBar>
<ext:Toolbar runat="server">
<Items>
<ext:Button runat="server" Text="删除" Icon="Delete">
<DirectEvents>
<Click OnEvent="DeleteArea" Before="
var tree = App.tp_prov;
var selection = tree.getSelectionModel().getSelection();
if(selection.length==0){
Ext.Msg.alert('提示', '请选择地区');
return false;
}else{
Ext.MessageBox.confirm('询问', '您确定要删除吗?', function (opt) {
if (opt == 'yes') {
return true;
}else{
return false;
}
});
}
">
</Click>
</DirectEvents>
</ext:Button>
</Items>
</ext:Toolbar>
</TopBar>
<Root>
<ext:Node Text="s1">
<Children>
<ext:Node Text="s2" Leaf="True"></ext:Node>
</Children>
</ext:Node>
</Root>
<SelectionModel>
<ext:TreeSelectionModel runat="server" Mode="Multi" ID="tsm_area"></ext:TreeSelectionModel>
</SelectionModel>
</ext:TreePanel>
</form>
</body>
</html>
the directevent handler dose not wait result of user click "yes" or "no"
may be must use directmethod?