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- namespace Microsoft.Win32
- {
- //HT定义,参见winuser.h
- public static partial class NativeMethods
- {
- /// <summary>
- /// On the screen background or on a dividing line between windows (same as HTNOWHERE, except that the DefWindowProc function produces a system beep to indicate an error).
- /// </summary>
- public const int HTERROR = -2;
- /// <summary>
- /// In a window currently covered by another window in the same thread (the message will be sent to underlying windows in the same thread until one of them returns a code that is not HTTRANSPARENT).
- /// </summary>
- public const int HTTRANSPARENT = -1;
- /// <summary>
- /// On the screen background or on a dividing line between windows.
- /// </summary>
- public const int HTNOWHERE = 0;
- /// <summary>
- /// In a client area.
- /// </summary>
- public const int HTCLIENT = 1;
- /// <summary>
- /// In a title bar.
- /// </summary>
- public const int HTCAPTION = 2;
- /// <summary>
- /// In a window menu or in a Close button in a child window.
- /// </summary>
- public const int HTSYSMENU = 3;
- /// <summary>
- /// In a size box (same as HTGROWBOX).
- /// </summary>
- public const int HTSIZE = 4;
- /// <summary>
- /// In a size box (same as HTSIZE).
- /// </summary>
- public const int HTGROWBOX = HTSIZE;
- /// <summary>
- /// In a menu.
- /// </summary>
- public const int HTMENU = 5;
- /// <summary>
- /// In a horizontal scroll bar.
- /// </summary>
- public const int HTHSCROLL = 6;
- /// <summary>
- /// In the vertical scroll bar.
- /// </summary>
- public const int HTVSCROLL = 7;
- /// <summary>
- /// In a Minimize button.
- /// </summary>
- public const int HTMINBUTTON = 8;
- /// <summary>
- /// In a Maximize button.
- /// </summary>
- public const int HTMAXBUTTON = 9;
- /// <summary>
- /// In the left border of a resizable window (the user can click the mouse to resize the window horizontally).
- /// </summary>
- public const int HTLEFT = 10;
- /// <summary>
- /// In the right border of a resizable window (the user can click the mouse to resize the window horizontally).
- /// </summary>
- public const int HTRIGHT = 11;
- /// <summary>
- /// In the upper-horizontal border of a window.
- /// </summary>
- public const int HTTOP = 12;
- /// <summary>
- /// In the upper-left corner of a window border.
- /// </summary>
- public const int HTTOPLEFT = 13;
- /// <summary>
- /// In the upper-right corner of a window border.
- /// </summary>
- public const int HTTOPRIGHT = 14;
- /// <summary>
- /// In the lower-horizontal border of a resizable window (the user can click the mouse to resize the window vertically).
- /// </summary>
- public const int HTBOTTOM = 15;
- /// <summary>
- /// In the lower-left corner of a border of a resizable window (the user can click the mouse to resize the window diagonally).
- /// </summary>
- public const int HTBOTTOMLEFT = 16;
- /// <summary>
- /// In the lower-right corner of a border of a resizable window (the user can click the mouse to resize the window diagonally).
- /// </summary>
- public const int HTBOTTOMRIGHT = 17;
- /// <summary>
- /// In the border of a window that does not have a sizing border.
- /// </summary>
- public const int HTBORDER = 18;
- /// <summary>
- /// In a Minimize button.
- /// </summary>
- public const int HTREDUCE = HTMINBUTTON;
- /// <summary>
- /// In a Maximize button.
- /// </summary>
- public const int HTZOOM = HTMAXBUTTON;
- /// <summary>
- /// HTSIZEFIRST
- /// </summary>
- public const int HTSIZEFIRST = HTLEFT;
- /// <summary>
- /// HTSIZELAST
- /// </summary>
- public const int HTSIZELAST = HTBOTTOMRIGHT;
- /// <summary>
- /// HTOBJECT
- /// </summary>
- public const int HTOBJECT = 19;
- /// <summary>
- /// In a Close button.
- /// </summary>
- public const int HTCLOSE = 20;
- /// <summary>
- /// In a Help button.
- /// </summary>
- public const int HTHELP = 21;
- }
- }
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