System.Windows.Forms中的Message Structure

標籤：

結構用途說明Implements a Windows message.

Properties

1.public IntPtr HWnd { get; set; }

Gets or sets the window handle of the message.

System.IntPtr  A platform-specific type that is used to represent a pointer or a handle.

 

2.public IntPtr LParam { get; set; }
Specifies the LParam field of the message.
ReMarks:
The value of this field depends on the message. Use the LParam field to get information that is important for handling the message.

LParam is typically used to store an object if it is needed by the message. Use the GetLParam method to retrieve and convert information from the LParam field into an object.

此屬性通常用來儲存訊息所需要的一個對象，使用GetLParam方法從LParam檢索並轉換資訊到一個對象

 

3.public int Msg { get; set; }

Gets or sets the ID number for the message.

 

4.public IntPtr Result { get; set; }
Specifies the value that is returned to Windows in response to handling the message.

 

5.public IntPtr WParam { get; set; }
Gets or sets the WParam field of the message.
ReMarks:
The value of this field depends on the message. Use the WParam field to get information that is important to handling the message.
This field is typically used to store small pieces of information, such as flags.

此屬性通常用來存放小塊的資訊，例如標誌位

 

System.Windows.Forms中的Message Structure