| /****************************************************************************  | 
| **  | 
| ** Copyright (C) 2020 The Qt Company Ltd.  | 
| ** Contact: https://www.qt.io/licensing/  | 
| **  | 
| ** This file is part of the Qt VS Tools.  | 
| **  | 
| ** $QT_BEGIN_LICENSE:GPL-EXCEPT$  | 
| ** Commercial License Usage  | 
| ** Licensees holding valid commercial Qt licenses may use this file in  | 
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| ** GNU General Public License Usage  | 
| ** Alternatively, this file may be used under the terms of the GNU  | 
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| **  | 
| ****************************************************************************/  | 
|   | 
| using System;  | 
| using System.Runtime.InteropServices;  | 
| using System.Text;  | 
|   | 
| namespace QtVsTools  | 
| {  | 
|     public static class NativeAPI  | 
|     {  | 
|         public const int GWL_STYLE = -16;  | 
|         public const int GWL_EXSTYLE = -20;  | 
|         public const int WS_VISIBLE = 0x10000000;  | 
|         public const int WM_CLOSE = 0x10;  | 
|         public const int WM_STYLECHANGED = 0x007D;  | 
|         public const int WM_GETICON = 0x007F;  | 
|         public const int WM_SETICON = 0x0080;  | 
|         public const int ICON_SMALL = 0;  | 
|         public const int GCL_HICON = -14;  | 
|         public const int GCL_HICONSM = -34;  | 
|         public const int SW_HIDE = 0;  | 
|         public const int SW_SHOWMINNOACTIVE = 7;  | 
|         public const int SW_RESTORE = 9;  | 
|   | 
|         [DllImport("user32.dll")]  | 
|         [return: MarshalAs(UnmanagedType.Bool)]  | 
|         public static extern bool EnumThreadWindows(  | 
|             uint dwThreadId,  | 
|             EnumThreadWindowsCallback lpfn,  | 
|             IntPtr lParam);  | 
|   | 
|         public delegate bool EnumThreadWindowsCallback(IntPtr hWnd, IntPtr lParam);  | 
|   | 
|         [DllImport("user32.dll", CharSet = CharSet.Unicode, EntryPoint = "GetWindowTextW")]  | 
|         public static extern int GetWindowText(IntPtr hwnd, StringBuilder lpString, int maxCount);  | 
|   | 
|         public static string GetWindowCaption(IntPtr hwnd)  | 
|         {  | 
|             var caption = new StringBuilder(256);  | 
|             if (GetWindowText(hwnd, caption, caption.Capacity) > 0)  | 
|                 return caption.ToString();  | 
|             else  | 
|                 return string.Empty;  | 
|         }  | 
|   | 
|         [DllImport("user32.dll")]  | 
|         public static extern IntPtr SetParent(IntPtr hWndChild, IntPtr hWndNewParent);  | 
|   | 
|         [DllImport("user32.dll", EntryPoint = "GetWindowLongW", CharSet = CharSet.Unicode)]  | 
|         public static extern int GetWindowLong(IntPtr hWnd, int nIndex);  | 
|   | 
|         [DllImport("user32.dll")]  | 
|         public static extern int SetWindowLong(IntPtr hWnd, int nIndex, int dwNewLong);  | 
|   | 
|         [DllImport("user32.dll", EntryPoint = "GetClassLongW", CharSet = CharSet.Unicode)]  | 
|         public static extern int GetClassLong(IntPtr hWnd, int nIndex);  | 
|   | 
|         [DllImport("user32.dll")]  | 
|         public static extern bool MoveWindow(  | 
|             IntPtr Handle,  | 
|             int x, int y,  | 
|             int w, int h,  | 
|             bool repaint);  | 
|   | 
|         [DllImport("user32.dll")]  | 
|         public static extern IntPtr SendMessage(IntPtr hWnd, int Msg, int wParam, int lParam);  | 
|   | 
|         [DllImport("user32.dll")]  | 
|         public static extern IntPtr SendMessage(IntPtr hWnd, int Msg, int wParam, IntPtr lParam);  | 
|   | 
|         [DllImport("user32.dll")]  | 
|         public static extern IntPtr SetForegroundWindow(IntPtr hWnd);  | 
|   | 
|         [DllImport("user32.dll")]  | 
|         public static extern bool ShowWindow(IntPtr hWnd, int nCmdShow);  | 
|   | 
|         [DllImport("shell32.dll", CharSet = CharSet.Auto)]  | 
|         public static extern int SHGetFileInfo(  | 
|           string pszPath,  | 
|           int dwFileAttributes,  | 
|           ref SHFILEINFO psfi,  | 
|           int cbfileInfo,  | 
|           SHGFI uFlags);  | 
|   | 
|         [DllImport("user32.dll", SetLastError = true)]  | 
|         public static extern bool DestroyIcon(IntPtr hIcon);  | 
|   | 
|         [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]  | 
|         public struct SHFILEINFO  | 
|         {  | 
|             /// <summary>Maximal Length of unmanaged Windows-Path-strings</summary>  | 
|             public const int MAX_PATH = 260;  | 
|             /// <summary>Maximal Length of unmanaged Typename</summary>  | 
|             public const int MAX_TYPE = 80;  | 
|             public SHFILEINFO(bool dummy = true)  | 
|             {  | 
|                 hIcon = IntPtr.Zero;  | 
|                 iIcon = 0;  | 
|                 dwAttributes = 0;  | 
|                 szDisplayName = "";  | 
|                 szTypeName = "";  | 
|             }  | 
|             public IntPtr hIcon;  | 
|             public int iIcon;  | 
|             public uint dwAttributes;  | 
|             [MarshalAs(UnmanagedType.ByValTStr, SizeConst = MAX_PATH)]  | 
|             public string szDisplayName;  | 
|             [MarshalAs(UnmanagedType.ByValTStr, SizeConst = MAX_TYPE)]  | 
|             public string szTypeName;  | 
|         };  | 
|   | 
|         [Flags]  | 
|         public enum SHGFI : int  | 
|         {  | 
|             /// <summary>get icon</summary>  | 
|             Icon = 0x000000100,  | 
|             /// <summary>get display name</summary>  | 
|             DisplayName = 0x000000200,  | 
|             /// <summary>get type name</summary>  | 
|             TypeName = 0x000000400,  | 
|             /// <summary>get attributes</summary>  | 
|             Attributes = 0x000000800,  | 
|             /// <summary>get icon location</summary>  | 
|             IconLocation = 0x000001000,  | 
|             /// <summary>return exe type</summary>  | 
|             ExeType = 0x000002000,  | 
|             /// <summary>get system icon index</summary>  | 
|             SysIconIndex = 0x000004000,  | 
|             /// <summary>put a link overlay on icon</summary>  | 
|             LinkOverlay = 0x000008000,  | 
|             /// <summary>show icon in selected state</summary>  | 
|             Selected = 0x000010000,  | 
|             /// <summary>get only specified attributes</summary>  | 
|             Attr_Specified = 0x000020000,  | 
|             /// <summary>get large icon</summary>  | 
|             LargeIcon = 0x000000000,  | 
|             /// <summary>get small icon</summary>  | 
|             SmallIcon = 0x000000001,  | 
|             /// <summary>get open icon</summary>  | 
|             OpenIcon = 0x000000002,  | 
|             /// <summary>get shell size icon</summary>  | 
|             ShellIconSize = 0x000000004,  | 
|             /// <summary>pszPath is a pidl</summary>  | 
|             PIDL = 0x000000008,  | 
|             /// <summary>use passed dwFileAttribute</summary>  | 
|             UseFileAttributes = 0x000000010,  | 
|             /// <summary>apply the appropriate overlays</summary>  | 
|             AddOverlays = 0x000000020,  | 
|             /// <summary>Get the index of the overlay in the upper 8 bits of the iIcon</summary>  | 
|             OverlayIndex = 0x000000040,  | 
|         }  | 
|     }  | 
| }  |