в 15:31, 26 мая 2010

2010-05-26T15:31:53Z

Admin: 1 версия

2010-05-26T12:14:42Z

1 версия

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==Application.AddMessageFilter==

<source lang="csharp">using System;
using System.Threading;
using System.Windows.Forms;

public class BlockLeftMouseButtonMessageFilter : IMessageFilter
{
const int WM_LBUTTONDOWN = 0x201;

public bool PreFilterMessage(ref Message m) {
if(m.Msg == WM_LBUTTONDOWN)
{
Exception LeftButtonDownException;

LeftButtonDownException = new Exception("The left mouse button was pressed.");
Application.OnThreadException(LeftButtonDownException);
return true;
}
return false;
}
}

public class ApplicationEventHandlerClass
{
public void OnThreadException(object sender, ThreadExceptionEventArgs e)
{
Exception LeftButtonDownException;

LeftButtonDownException = e.Exception;
Console.WriteLine(LeftButtonDownException.Message);
}
}

public class MainForm : Form
{
public static void Main()
{
ApplicationEventHandlerClass AppEvents = new ApplicationEventHandlerClass();
MainForm MyForm = new MainForm();
BlockLeftMouseButtonMessageFilter MsgFilter = new BlockLeftMouseButtonMessageFilter();

Application.AddMessageFilter(MsgFilter);
Application.ThreadException += new ThreadExceptionEventHandler(AppEvents.OnThreadException);
Application.Run(MyForm);
}

public MainForm()
{
Text = "Application Exception Test";
}
}</source>

==Application Exit event==

<source lang="csharp">using System;
using System.Windows.Forms;
public class MainClass : System.Windows.Forms.Form
{
public MainClass()
{
Application.ApplicationExit += new EventHandler(Form_OnExit);
}
[STAThread]
static void Main()
{
Application.Run(new MainClass());
}
private void Form_OnExit(object sender, EventArgs evArgs)
{
Console.WriteLine("Exit");
}
}</source>

==Application Startup Path==

<source lang="csharp">using System;
using System.Collections.Generic;
using System.Windows.Forms;
static class MainClass
{
[STAThread]
static void Main()
{
Console.WriteLine( Application.StartupPath);

}
}</source>
<pre class=codeResult>C:\Java_Dev\WEB\dev\CSharp</pre>

==Get CompanyName, ProductName and StartupPath from Application==

<source lang="csharp">using System;
using System.Windows.Forms;
public class MainClass : System.Windows.Forms.Form
{
public MainClass()
{
Console.WriteLine("Company: " + Application.rupanyName);
Console.WriteLine("App Name: " + Application.ProductName);
Console.WriteLine("I live here: "+ Application.StartupPath);
}
[STAThread]
static void Main()
{
Application.Run(new MainClass());
}
}</source>
<pre class=codeResult>Company: MainClass
App Name: MainClass
I live here: C:\Java_Dev\WEB\dev\CSharp</pre>

==Working with Thread Exceptions==

<source lang="csharp">using System;
using System.Threading;
using System.Windows.Forms;

public class BlockLeftMouseButtonMessageFilter : IMessageFilter
{
const int WM_LBUTTONDOWN = 0x201;

public bool PreFilterMessage(ref Message m) {
if(m.Msg == WM_LBUTTONDOWN)
{
Exception LeftButtonDownException;

LeftButtonDownException = new Exception("The left mouse button was pressed.");
Application.OnThreadException(LeftButtonDownException);
return true;
}
return false;
}
}

public class ApplicationEventHandlerClass
{
public void OnThreadException(object sender, ThreadExceptionEventArgs e)
{
Exception LeftButtonDownException;

LeftButtonDownException = e.Exception;
Console.WriteLine(LeftButtonDownException.Message);
}
}

public class MainForm : Form
{
public static void Main()
{
ApplicationEventHandlerClass AppEvents = new ApplicationEventHandlerClass();
MainForm MyForm = new MainForm();
BlockLeftMouseButtonMessageFilter MsgFilter = new BlockLeftMouseButtonMessageFilter();

Application.AddMessageFilter(MsgFilter);
Application.ThreadException += new ThreadExceptionEventHandler(AppEvents.OnThreadException);
Application.Run(MyForm);
}

public MainForm()
{
Text = "Application Exception Test";
}
}</source>

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в 15:31, 26 мая 2010

Admin: 1 версия