本文整理汇总了C#中System.ComponentModel.Design.IEventBindingService接口的典型用法代码示例。如果您正苦于以下问题：C# IEventBindingService接口的具体用法？C# IEventBindingService怎么用？C# IEventBindingService使用的例子？那么恭喜您, 这里精选的接口代码示例或许可以为您提供帮助。
IEventBindingService接口属于System.ComponentModel.Design命名空间，在下文中一共展示了IEventBindingService接口的1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，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: EventDesigner
//引入命名空间
using System;
using System.Collections;
using System.ComponentModel;
using System.ComponentModel.Design;
using System.Drawing;
using System.Data;
using System.Windows.Forms;
using System.Windows.Forms.Design;
namespace EventDesignerTest
{
// This designer provides a "Connect testEvent" designer verb shortcut
// menu command. When invoked, the command attaches a new event-handler
// method named "testEventHandler" to the "testEvent" event of an
// associated control.
// If a "testEvent" event of the associated control does not exist,
// the IEventBindingService declares it.
[System.Security.Permissions.PermissionSet(System.Security.Permissions.SecurityAction.Demand, Name = "FullTrust")]
public class EventDesigner : System.Windows.Forms.Design.ControlDesigner
{
public EventDesigner()
{
}
// When the "Connect testEvent" designer verb shortcut menu
// command is invoked, this method uses the
// IEventBindingService to attach an event handler to a
// "textEvent" event of the associated control.
private void ConnectEvent(object sender, EventArgs e)
{
IEventBindingService eventservice = (IEventBindingService)this.Component.Site.GetService(typeof(System.ComponentModel.Design.IEventBindingService));
if( eventservice != null )
{
// Attempt to obtain a PropertyDescriptor for a
// component event named "testEvent".
EventDescriptorCollection edc = TypeDescriptor.GetEvents(this.Component);
if( edc == null || edc.Count == 0 )
return;
EventDescriptor ed = null;
// Search for an event named "testEvent".
foreach(EventDescriptor edi in edc)
if(edi.Name == "testEvent")
{
ed = edi;
break;
}
if( ed == null )
return;
// Use the IEventBindingService to get a
// PropertyDescriptor for the event.
PropertyDescriptor pd = eventservice.GetEventProperty(ed);
if( pd == null )
return;
// Set the value of the event to "testEventHandler".
pd.SetValue(this.Component, "testEventHandler");
}
}
// Provides a designer verb command for the designer's
// shortcut menu.
public override System.ComponentModel.Design.DesignerVerbCollection Verbs
{
get
{
DesignerVerbCollection dvc = new DesignerVerbCollection();
dvc.Add(new DesignerVerb("Connect testEvent", new EventHandler(ConnectEvent)));
return dvc;
}
}
}
// EventControl is associated with the EventDesigner and displays
// instructions for demonstrating the service.
[Designer(typeof(EventDesigner))]
public class EventControl : System.Windows.Forms.UserControl
{
public event System.EventHandler testEvent;
public EventControl()
{
this.BackColor = Color.White;
this.Size = new Size(320, 96);
}
protected override void Dispose( bool disposing )
{
base.Dispose( disposing );
}
protected override void OnPaint(System.Windows.Forms.PaintEventArgs e)
{
e.Graphics.DrawString("IEventBindingService Example Control", new Font(FontFamily.GenericMonospace, 10), new SolidBrush(Color.Blue), 5, 5);
e.Graphics.DrawString("Use the \"Connect testEvent\" command of the", new Font(FontFamily.GenericMonospace, 8), new SolidBrush(Color.Black), 5, 22);
e.Graphics.DrawString("right-click shortcut menu provided by this", new Font(FontFamily.GenericMonospace, 8), new SolidBrush(Color.Black), 5, 32);
e.Graphics.DrawString("control's associated EventDesigner to create", new Font(FontFamily.GenericMonospace, 8), new SolidBrush(Color.Black), 5, 42);
e.Graphics.DrawString("a new event handler linked with the testEvent", new Font(FontFamily.GenericMonospace, 8), new SolidBrush(Color.Black), 5, 52);
e.Graphics.DrawString("of this control in the initialization code", new Font(FontFamily.GenericMonospace, 8), new SolidBrush(Color.Black), 5, 62);
e.Graphics.DrawString("for this control.", new Font(FontFamily.GenericMonospace, 8), new SolidBrush(Color.Black), 5, 72);
}
}
}