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C# Application.RemoveMessageFilter方法代碼示例

本文整理匯總了C#中System.Windows.Forms.Application.RemoveMessageFilter方法的典型用法代碼示例。如果您正苦於以下問題:C# Application.RemoveMessageFilter方法的具體用法?C# Application.RemoveMessageFilter怎麽用?C# Application.RemoveMessageFilter使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在System.Windows.Forms.Application的用法示例。


在下文中一共展示了Application.RemoveMessageFilter方法的2個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的C#代碼示例。

示例1: PreFilterMessage

// Creates a  message filter.
[SecurityPermission(SecurityAction.LinkDemand, Flags = SecurityPermissionFlag.UnmanagedCode)]
public class TestMessageFilter : IMessageFilter
{
    public bool PreFilterMessage(ref Message m)
    {
        // Blocks all the messages relating to the left mouse button.
        if (m.Msg >= 513 && m.Msg <= 515)
        {
            Console.WriteLine("Processing the messages : " + m.Msg);
            return true;
        }
        return false;
    }
}
開發者ID:.NET開發者,項目名稱:System.Windows.Forms,代碼行數:15,代碼來源:Application.RemoveMessageFilter

示例2: MyMessageFilter

//引入命名空間
using System;
using System.Windows.Forms;

public class mainForm : System.Windows.Forms.Form
{
  private MyMessageFilter msgFliter = new MyMessageFilter();

  public mainForm()
  {
    Application.ApplicationExit += new EventHandler(Form_OnExit);

    Application.AddMessageFilter(msgFliter);    
  }

  [STAThread]
  static void Main() 
  {
    Application.Run(new mainForm());
  }
  private void Form_OnExit(object sender, EventArgs evArgs) 
  {
    Application.RemoveMessageFilter(msgFliter);
  }
}

public class MyMessageFilter : IMessageFilter 
{
  public bool PreFilterMessage(ref Message m) 
  {
    // Intercept the left mouse button down message.
    if (m.Msg == 513) 
    {
      Console.WriteLine("WM_LBUTTONDOWN is: " + m.Msg);
      return true;
    }
    return false;
  }
}
開發者ID:C#程序員,項目名稱:System.Windows.Forms,代碼行數:39,代碼來源:Application.RemoveMessageFilter


注:本文中的System.Windows.Forms.Application.RemoveMessageFilter方法示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台,相關代碼片段篩選自各路編程大神貢獻的開源項目,源碼版權歸原作者所有,傳播和使用請參考對應項目的License;未經允許,請勿轉載。