The Enable attribute of the control in the Windows API settings window, apienable

The Enable attribute of the control in the Windows API settings window, apienable

Reference page:

Http://www.yuanjiaocheng.net/webapi/create-crud-api-1-put.html

Http://www.yuanjiaocheng.net/webapi/create-crud-api-1-delete.html

Http://www.yuanjiaocheng.net/webapi/Consume-web-api.html

Http://www.yuanjiaocheng.net/webapi/mvc-consume-webapi-get.html

Http://www.yuanjiaocheng.net/webapi/mvc-consume-webapi-post.html

Related interfaces C # interoperability and sending

[DllImport ("user32.dll")] unsafe public static extern bool UpdateWindow (IntPtr hWnd); // update window [DllImport ("user32.dll")] unsafe public static extern bool EnableWindow (IntPtr hWnd, bool bEnable); // set the Enable attribute [DllImport ("user32.dll")] unsafe public static extern IntPtr find1_wex (IntPtr hwndParent, IntPtr failed, string lpszClass, string lpszWindow); // query window/Control

NOTE:
 【FindWindowEx】:https://msdn.microsoft.com/en-us/library/ms633500(VS.85).aspx
 【UpdateWindow】:https://msdn.microsoft.com/library/windows/desktop/dd145167
 【FindWindowEx】:https://msdn.microsoft.com/en-us/library/windows/desktop/ms646291(v=vs.85).aspx
 

Code segment for obtaining the window sub-control handle

  private List<IntPtr> GetAllChildrenWindowHandles(IntPtr hParent, int maxCount)  {      var handles = new List<IntPtr>();      int ct = 0;      IntPtr prevChild = IntPtr.Zero;      IntPtr currChild = IntPtr.Zero;      while (true && ct < maxCount)      {          currChild = FindWindowEx(hParent, prevChild, null, null);          if (currChild == IntPtr.Zero) break;          handles.Add(currChild);          prevChild = currChild;          ++ct;      }      return handles;  }