в 15:31, 26 мая 2010

2010-05-26T15:31:18Z

Admin: 1 версия

2010-05-26T11:34:07Z

1 версия

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==Cast event sender to a control==

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

class InstantiateHelloWorld
{
public static void Main()
{
Form form = new Form();
form.Text = "Instantiate " + form.Text;
form.Paint += new PaintEventHandler(MyPaintHandler);

Application.Run(form);
}
static void MyPaintHandler(object objSender, PaintEventArgs pea)
{
Form form = (Form)objSender;
Graphics graphics = pea.Graphics;

graphics.DrawString("Hello from InstantiateHelloWorld!",
form.Font, Brushes.Black, 0, 100);
}
}
</source>

==Register Form window message filter==

<source lang="csharp">
using System;
using System.Windows.Forms;
using Microsoft.Win32;
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;
}
}
public class mainForm : System.Windows.Forms.Form
{
private MyMessageFilter msgFliter = new MyMessageFilter();
public mainForm()
{
GetStats();
Application.ApplicationExit += new EventHandler(Form_OnExit);
Application.AddMessageFilter(msgFliter);
}
[STAThread]
static void Main()
{
Application.Run(new mainForm());
}
private void GetStats()
{
Console.WriteLine(Application.rupanyName+ " Company:");
Console.WriteLine(Application.ProductName+ " App Name:");
Console.WriteLine(Application.StartupPath);
}
// Event handlers.
private void Form_OnExit(object sender, EventArgs evArgs)
{
Console.WriteLine("Exit", "This app is dead...");
Application.RemoveMessageFilter(msgFliter);
}
}

</source>

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в 15:31, 26 мая 2010

Admin: 1 версия