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- namespace Microsoft.Win32
- {
- //GWL定义
- public static partial class NativeMethods
- {
- /// <summary>
- /// Retrieves the user data associated with the window. This data is intended for use by the application that created the window. Its value is initially zero.
- /// </summary>
- public const int GWL_USERDATA = -21;
- /// <summary>
- /// Retrieves the extended window styles.
- /// </summary>
- public const int GWL_EXSTYLE = -20;
- /// <summary>
- /// Retrieves the window styles.
- /// </summary>
- public const int GWL_STYLE = -16;
- /// <summary>
- /// Retrieves the identifier of the window.
- /// </summary>
- public const int GWL_ID = -12;
- /// <summary>
- /// Retrieves a handle to the parent window, if any.GetWindowLong return parent window handle,SetWindowLong set owner window handle.See also GetParent(if parent is NULL return owner window handle) Set Parent.Tim 2013.11.23
- /// </summary>
- public const int GWL_HWNDPARENT = -8;
- /// <summary>
- /// Retrieves a handle to the application instance.
- /// </summary>
- public const int GWL_HINSTANCE = -6;
- /// <summary>
- /// Retrieves the address of the window procedure, or a handle representing the address of the window procedure. You must use the CallWindowProc function to call the window procedure.
- /// </summary>
- public const int GWL_WNDPROC = -4;
- }
- }
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