#region
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using System;
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using System.Runtime.InteropServices;
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using System.Text;
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#endregion
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namespace CSFrameworkV5.Common
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{
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/// <summary>
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/// WinAPI函数库
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/// </summary>
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public class WinAPI
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{
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/// <summary>
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/// 枚举窗体的回调函数
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/// </summary>
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/// <param name="hWnd"></param>
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/// <param name="lParam"></param>
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/// <returns></returns>
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public delegate bool EnumWindowsProc(IntPtr hWnd, IntPtr lParam);
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public delegate bool WNDENUMPROC(IntPtr hwnd, uint lParam);
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public const int SW_SHOWNORMAL = 1;
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public const int SW_SHOWMINIMIZED = 2;
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public const int SW_SHOWMAXIMIZED = 3;
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public const int SW_SHOWNOACTIVATE = 4; //用最近的大小和位置显示一个窗口，同时不改变活动窗口
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public const int SW_SHOW = 5; //用当前的大小和位置显示一个窗口，同时令其进入活动状态
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public const int SW_MINIMIZE = 6; //最小化窗口，活动状态给令一个窗口
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public const int SW_SHOWMINNOACTIVE = 7; //最小化一个窗口，同时不改变活动窗口
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public const int SW_SHOWNA = 8; //用当前的大小和位置显示一个窗口，不改变活动窗口
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public const int SW_RESTORE = 9; //与 SW_SHOWNORMAL 1 相同
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public const int SW_SHOWDEFAULT = 10;
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public const int SW_FORCEMINIMIZE = 11;
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public const int SW_MAX = 11;
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public const int WM_SYSCOMMAND = 0x112;
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public const int SC_MINIMIZE = 0xF020;
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public const int SC_MAXIMIZE = 0xF030;
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private const int SC_CLOSE = 0xF060;
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private const int MF_GRAYED = 0x1;
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public static void DisableCloseButton(IntPtr hwnd)
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{
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EnableMenuItem(GetSystemMenu(hwnd, false), SC_CLOSE, MF_GRAYED);
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}
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[DllImport("user32.dll")]
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private static extern int EnableMenuItem(IntPtr hMenu,
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int wIDEnableItem, int wEnable);
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[DllImport("user32.dll", EntryPoint = "EnumWindows",
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SetLastError = true)]
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public static extern bool EnumWindows(WNDENUMPROC lpEnumFunc,
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uint lParam);
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[DllImport("user32")]
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public static extern int EnumWindows(EnumWindowsProc hWnd,
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IntPtr lParam);
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//使用：PostMessage(Handle, WM_SYSCOMMAND, SC_MINIMIZE, 0);
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[DllImport("User32.dll ")]
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public static extern IntPtr FindWindowEx(IntPtr parent, IntPtr childe,
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string strclass, string strname);
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[DllImport("user32.dll", EntryPoint = "GetParent", SetLastError = true)]
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public static extern IntPtr GetParent(IntPtr hWnd);
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[DllImport("user32.dll")]
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private static extern IntPtr GetSystemMenu(IntPtr hWnd, bool bRevert);
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[DllImport("user32", SetLastError = true)]
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public static extern int GetWindowText(
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IntPtr hWnd, //窗口句柄
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StringBuilder lpString, //标题
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int nMaxCount //最大值
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);
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[DllImport("user32.dll", EntryPoint = "GetWindowThreadProcessId")]
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public static extern uint GetWindowThreadProcessId(IntPtr hWnd,
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ref uint lpdwProcessId);
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[DllImport("user32.dll", EntryPoint = "IsWindow")]
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public static extern bool IsWindow(IntPtr hWnd);
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[DllImport("user32.dll", EntryPoint = "PostMessage")]
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public static extern int PostMessage(IntPtr hwnd, int wMsg, int wParam,
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int lParam);
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public static void RestoreWindow(IntPtr hwnd)
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{
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ShowWindow(hwnd, SW_RESTORE);
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}
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[DllImport("user32", EntryPoint = "SetActiveWindow")]
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public static extern int SetActiveWindow(int hwnd);
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[DllImport("user32.dll", CharSet = CharSet.Auto, ExactSpelling = true)]
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public static extern bool
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SetForegroundWindow(IntPtr hWnd); //WINAPI 设置当前活动窗体的句柄
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[DllImport("kernel32.dll", EntryPoint = "SetLastError")]
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public static extern void SetLastError(uint dwErrCode);
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//使用：IntPtr p=FindWindowEx(System.IntPtr.Zero,System.IntPtr.Zero,null,"窗口标题");
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[DllImport("user32.dll", EntryPoint = "ShowWindow",
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CharSet = CharSet.Auto)]
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public static extern int ShowWindow(IntPtr hwnd, int nCmdShow);
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[DllImport("User32.dll")]
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public static extern bool ShowWindowAsync(IntPtr hWnd, int cmdShow);
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#region 窗体边框阴影效果变量申明
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public const int CS_DropSHADOW = 0x20000;
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public const int GCL_STYLE = -26;
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//声明Win32 API
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[DllImport("user32.dll", CharSet = CharSet.Auto)]
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public static extern int SetClassLong(IntPtr hwnd, int nIndex,
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int dwNewLong);
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[DllImport("user32.dll", CharSet = CharSet.Auto)]
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public static extern int GetClassLong(IntPtr hwnd, int nIndex);
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#endregion
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}
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}
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