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01/25
SQLHelper Timeout Issue:
Can add commandTimeout with seconds
// Create a command and prepare it for execution
SqlCommand cmd = new SqlCommand();
// Add by Dayang
cmd.CommandTimeout = 300;
SP
Simple Ajax Enabled Webpart with Easy Deploy
- Sample Project Name : AjaxEnabledWebPart2
- Steps :
- Add new project with Sharepoint->Web part
- Add System.Web.Extensions( to support ajax)
- Add a new web part item with following code
- Set web folder in project.Property->Debug
- Deploy
using System;
using System.Collections;
using System.Text;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI;
using System.Runtime.InteropServices;
using Microsoft.SharePoint;
using Microsoft.SharePoint.WebControls;
using Microsoft.SharePoint.WebPartPages;
namespace AjaxEnabledWebPart2
{
[Guid("76ab24f0-73ce-45ee-bfaf-947c8e8e3a45")]
public class AjaxEnabledWebpart2 : System.Web.UI.WebControls.WebParts.WebPart
{
private Label label;
private TextBox textBox;
private UpdatePanel up;
private Button button;
private ScriptManager _AjaxManager;
//自定义一个ScriptManager用来存储获取的ScriptManager
[WebPartStorage(Storage.None)]
public ScriptManager AjaxManager
{
get { return _AjaxManager; }
set { _AjaxManager = value; }
}
//页面初始化事件
protected override void OnInit(EventArgs e)
{
base.OnInit(e);
//获取页面上的ScriptManager
_AjaxManager = ScriptManager.GetCurrent(this.Page);
//如果页面上没有ScriptManager时追加一个
if (_AjaxManager == null)
{
_AjaxManager = new ScriptManager();
_AjaxManager.EnablePartialRendering = true;
Page.ClientScript.RegisterStartupScript(
typeof(AjaxEnabledWebpart2),
this.ID,
"_spOriginalFormAction = document.forms[0].action;",
true);
if (this.Page.Form != null)
{
string formOnSubmitAtt = this.Page.Form.Attributes["onsubmit"];
if (!string.IsNullOrEmpty(formOnSubmitAtt)
&& formOnSubmitAtt == "return _spFormOnSubmitWrapper();")
{
this.Page.Form.Attributes["onsubmit"] = "_spFormOnSubmitWrapper();";
}
this.Page.Form.Controls.AddAt(0, _AjaxManager);
}
}
}
//创建各个控件,并填充UpdatePanel
protected override void CreateChildControls()
{
base.CreateChildControls();
this.EnsureUpdatePanelFixups();
up = new UpdatePanel();
up.ID = "UpdatePanel1";
up.ChildrenAsTriggers = true;
up.RenderMode = UpdatePanelRenderMode.Inline;
up.UpdateMode = UpdatePanelUpdateMode.Always;
this.textBox = new TextBox();
this.textBox.ID = "TextBox";
up.ContentTemplateContainer.Controls.Add(this.textBox);
this.label = new Label();
this.label.Text = "Enter your name.";
up.ContentTemplateContainer.Controls.Add(this.label);
this.button = new Button();
button.CausesValidation = false;
button.ID = "Button1";
button.Text = "Say Hello";
button.Click += new EventHandler(HandleButtonClick);
up.ContentTemplateContainer.Controls.Add(this.button);
_AjaxManager.RegisterAsyncPostBackControl(this.button);
this.Controls.Add(up);
}
private void HandleButtonClick(object sender, EventArgs eventArgs)
{
this.label.Text = "Hello " + this.textBox.Text;
}
/*在MOSS中，为了正确解析某些特殊的URLs，例如包含汉字等两比特字符的URL，
* Windows SharePoint Services JavaScript使用form onSubmit wrapper重载默认的form action，
* 下面这个方法用来恢复默认的form action，如果你的URL里不包含汉字等双字节的字符，
* 那么，恭喜，你可以使用ASP.NET AJAX UpdatePanels
* （具体请参考上文中提到的「moss开发团队blog」） */
private void EnsureUpdatePanelFixups()
{
if (this.Page.Form != null)
{
string formOnSubmitAtt = this.Page.Form.Attributes["onsubmit"];
if (formOnSubmitAtt == "return _spFormOnSubmitWrapper();")
{
this.Page.Form.Attributes["onsubmit"] = "_spFormOnSubmitWrapper();";
}
}
ScriptManager.RegisterStartupScript(
this,
typeof(AjaxEnabledWebpart2),
"UpdatePanelFixup",
"_spOriginalFormAction = document.forms[0].action; _spSuppressFormOnSubmitWrapper=true;",
true);
}
}
}
posted by BO @ 11:32 AM
0 comments
<sectionGroup name="system.web.extensions"