本文整理汇总了C#中System.Web.UI.Design.WebControls.ListControlDesigner类的典型用法代码示例。如果您正苦于以下问题:C# ListControlDesigner类的具体用法?C# ListControlDesigner怎么用?C# ListControlDesigner使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
ListControlDesigner类属于System.Web.UI.Design.WebControls命名空间,在下文中一共展示了ListControlDesigner类的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C#代码示例。
示例1: GetDesignTimeHtml
//引入命名空间
using System;
using System.ComponentModel;
using System.Drawing;
using System.Diagnostics;
using System.Web.UI.WebControls;
using System.Web.UI.Design.WebControls;
namespace Examples.CS.WebControls.Design
{
// Create the SimpleRadioButtonListDesigner, which provides
// design-time support for a custom list class.
public class SimpleRadioButtonListDesigner : ListControlDesigner
{
SimpleRadioButtonList simpleRadioButtonList;
bool changedDataSource;
// Create the markup to display the control on the design surface.
public override string GetDesignTimeHtml()
{
string designTimeMarkup = null;
// Create variables to access the control
// item collection and back color.
ListItemCollection items = simpleRadioButtonList.Items;
Color oldBackColor = simpleRadioButtonList.BackColor;
// Check the property values and render the markup
// on the design surface accordingly.
try
{
if (oldBackColor == Color.Empty)
simpleRadioButtonList.BackColor = Color.Gainsboro;
if (changedDataSource)
items.Add("Updated to a new data source: " +
DataSource + ".");
// Call the base method to generate the markup.
designTimeMarkup = base.GetDesignTimeHtml();
}
catch (Exception ex)
{
// Catch any exceptions that occur.
designTimeMarkup = GetErrorDesignTimeHtml(ex);
}
finally
{
// Set the properties back to their original state.
simpleRadioButtonList.BackColor = oldBackColor;
items.Clear();
}
return designTimeMarkup;
} // GetDesignTimeHtml
public override void Initialize(IComponent component)
{
// Ensure that only a SimpleRadioButtonList can be
// created in this designer.
Debug.Assert(
component is SimpleRadioButtonList,
"An invalid SimpleRadioButtonList control was initialized.");
simpleRadioButtonList = (SimpleRadioButtonList)component;
base.Initialize(component);
} // Initialize
// If the data source changes, set a boolean variable.
public override void OnDataSourceChanged()
{
changedDataSource = true;
} // OnDataSourceChanged
} // SimpleRadioButtonListDesigner
} // Examples.CS.WebControls.Design
开发者ID:.NET开发者,项目名称:System.Web.UI.Design.WebControls,代码行数:75,代码来源:ListControlDesigner
示例2:
//引入命名空间
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.ComponentModel;
using System.Security.Permissions;
namespace Examples.CS.WebControls.Design
{
// The SimpleRadioButtonList is a copy of the RadioButtonList.
// It uses the SimpleRadioButtonListDesigner for design-time support.
[AspNetHostingPermission(SecurityAction.Demand,
Level = AspNetHostingPermissionLevel.Minimal)]
[AspNetHostingPermission(SecurityAction.InheritanceDemand,
Level = AspNetHostingPermissionLevel.Minimal)]
[Designer(typeof(Examples.CS.WebControls.Design.
SimpleRadioButtonListDesigner))]
[DataBindingHandler(typeof(Examples.CS.WebControls.Design.
SimpleRadioButtonListDataBindingHandler))]
public class SimpleRadioButtonList : RadioButtonList
{
} // SimpleRadioButtonList
} // Examples.CS.WebControls.Design
开发者ID:.NET开发者,项目名称:System.Web.UI.Design.WebControls,代码行数:23,代码来源:ListControlDesigner
注:本文中的System.Web.UI.Design.WebControls.ListControlDesigner类示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。 |
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