317 lines
10 KiB
C#
317 lines
10 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Runtime.InteropServices;
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using System.Text;
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using System.Threading.Tasks;
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namespace JinYuan.ControlLib.UCHelper
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{
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/// <summary>
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/// Win32
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/// </summary>
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public static class NativeMethods
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{
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#region 消息
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public const int WM_USER = 0x0400;//用户自定义消息
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public const int WM_USER_DROPDROWLISTPLUS_MOUSEENTER = NativeMethods.WM_USER + 10;// DropDrowListPlus MouseEnter消息
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public const int WM_USER_DROPDROWLISTPLUS_MOUSELEAVE = NativeMethods.WM_USER + 11;// DropDrowListPlus MouseLeave消息
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public const int WM_USER_DROPDROWLISTPLUS_MOUSEDOWN = NativeMethods.WM_USER + 12;// DropDrowListPlus MouseDown消息
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public const int WM_USER_DROPDROWLISTPLUS_MOUSEUP = NativeMethods.WM_USER + 13;// DropDrowListPlus MouseUp消息
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public const int WM_USER_DROPDROWLISTPLUS_MOUSEMOVE = NativeMethods.WM_USER + 14;// DropDrowListPlus MouseMove消息
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public const int WM_USER_DROPDROWLISTPLUS_CLOSED = NativeMethods.WM_USER + 15;// DropDrowListPlus 下拉面板Closed消息
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public const int WM_USER_DROPDROWLISTPLUS_MOUSEWHEEL = NativeMethods.WM_USER + 16;// DropDrowListPlus 下拉面板MouseWheel消息
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public const int WM_USER_DROPDROWLISTPLUS_PAINT = NativeMethods.WM_USER + 17;// DropDrowListPlus 下拉面板Paint消息
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public const int LOGPIXELSX = 88;
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public const int LOGPIXELSY = 90;
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#endregion
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#region 结构
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[StructLayout(LayoutKind.Sequential)]
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public struct RECT
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{
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public int left;
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public int top;
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public int right;
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public int bottom;
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public RECT(int left, int top, int right, int bottom)
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{
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this.left = left;
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this.top = top;
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this.right = right;
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this.bottom = bottom;
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}
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public RECT(System.Drawing.Rectangle r)
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{
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this.left = r.Left;
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this.top = r.Top;
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this.right = r.Right;
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this.bottom = r.Bottom;
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}
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public static RECT FromXYWH(int x, int y, int width, int height)
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{
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return new RECT(x, y, x + width, y + height);
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}
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public System.Drawing.Size Size
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{
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get
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{
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return new System.Drawing.Size(this.right - this.left, this.bottom - this.top);
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}
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}
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}
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[StructLayout(LayoutKind.Sequential)]
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public class POINT
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{
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public int x;
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public int y;
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public POINT()
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{
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}
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public POINT(int x, int y)
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{
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this.x = x;
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this.y = y;
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}
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}
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#endregion
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#region 扩展
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[DllImport("User32.dll", EntryPoint = "GetWindowLong", CharSet = CharSet.Auto)]
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public static extern IntPtr GetWindowLong32(IntPtr hWnd, int nIndex);
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[DllImport("User32.dll", EntryPoint = "GetWindowLongPtr", CharSet = CharSet.Auto)]
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public static extern IntPtr GetWindowLongPtr64(IntPtr hWnd, int nIndex);
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public static IntPtr GetWindowLong(IntPtr hWnd, int nIndex)
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{
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if (IntPtr.Size == 4)
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{
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return GetWindowLong32(hWnd, nIndex);
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}
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return GetWindowLongPtr64(hWnd, nIndex);
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}
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[DllImport("User32.dll", EntryPoint = "SetWindowLong", CharSet = CharSet.Auto)]
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public static extern IntPtr SetWindowLongPtr32(IntPtr hWnd, int nIndex, IntPtr dwNewLong);
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[DllImport("User32.dll", EntryPoint = "SetWindowLongPtr", CharSet = CharSet.Auto)]
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public static extern IntPtr SetWindowLongPtr64(IntPtr hWnd, int nIndex, IntPtr dwNewLong);
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public static IntPtr SetWindowLong(IntPtr hWnd, int nIndex, IntPtr dwNewLong)
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{
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if (IntPtr.Size == 4)
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{
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return SetWindowLongPtr32(hWnd, nIndex, dwNewLong);
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}
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return SetWindowLongPtr64(hWnd, nIndex, dwNewLong);
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}
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[DllImport("User32.dll", ExactSpelling = true, CharSet = CharSet.Auto)]
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public static extern IntPtr PostMessage(IntPtr hWnd, int msg, int wParam, int lParam);
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[DllImport("User32.dll", CharSet = CharSet.Auto)]
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public static extern IntPtr PostMessage(IntPtr hWnd, int msg, int wParam, IntPtr lParam);
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[DllImport("User32.dll", EntryPoint = "SendMessage")]
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public static extern int SendMessage(IntPtr hWnd, int msg, int wParam, int lParam);
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[DllImport("User32.dll", EntryPoint = "SendMessage")]
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public static extern int SendMessage(IntPtr hWnd, int msg, IntPtr wParam, IntPtr lParam);
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[DllImport("User32.dll", ExactSpelling = true, SetLastError = true)]
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public static extern bool SetWindowPos(IntPtr hWnd, IntPtr hWndInsertAfter, int X, int Y, int cx, int cy, uint uFlags);
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/// <summary>
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/// 检索指定窗口的边界矩形的尺寸。 尺寸以相对于屏幕左上角的屏幕坐标提供。
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/// </summary>
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/// <param name="hWnd">窗口的句柄</param>
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/// <param name="rect">指向 RECT 结构的指针，用于接收窗口左上角和右下角的屏幕坐标</param>
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/// <returns></returns>
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[DllImport("User32.dll", ExactSpelling = true, CharSet = CharSet.Auto)]
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public static extern bool GetWindowRect(IntPtr hWnd, [In, Out] ref RECT rect);
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/// <summary>
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/// 激活指定窗口
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/// </summary>
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/// <param name="hWnd">窗口的句柄</param>
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/// <returns></returns>
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[DllImport("User32.dll", ExactSpelling = true, CharSet = CharSet.Auto)]
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public static extern IntPtr SetActiveWindow(IntPtr hWnd);
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[DllImport("User32.dll", ExactSpelling = true, CharSet = CharSet.Auto)]
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public static extern bool IsWindowVisible(IntPtr hWnd);
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/// <summary>
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/// 获得的设备环境覆盖了整个窗口（包括非客户区）
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/// </summary>
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/// <param name="hwnd"></param>
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/// <returns></returns>
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[DllImport("user32.dll", CharSet = CharSet.Auto, ExactSpelling = true)]
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public static extern IntPtr GetWindowDC(IntPtr hwnd);
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/// <summary>
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/// 用于获得hWnd参数所指定窗口的客户区域的一个设备环境
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/// </summary>
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/// <param name="ptr"></param>
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/// <returns></returns>
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[DllImport("user32.dll")]
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public static extern IntPtr GetDC(IntPtr ptr);
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[DllImport("User32.dll", CharSet = CharSet.Auto, ExactSpelling = true)]
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public static extern int ReleaseDC(IntPtr hWnd, IntPtr hdc);
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/// <summary>
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/// DPI的缩放由程序自己处理
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/// </summary>
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/// <returns></returns>
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[DllImport("user32.dll")]
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public static extern bool SetProcessDPIAware();
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[DllImport("user32.dll")]
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public static extern IntPtr GetDesktopWindow();
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[DllImport("gdi32.dll")]
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public static extern int GetDeviceCaps(IntPtr hdc, int nIndex);
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public static int MAKELONG(int low, int high)
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{
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return (high << 16) | (low & 0xffff);
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}
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public static IntPtr MAKELPARAM(int low, int high)
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{
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return (IntPtr)((high << 16) | (low & 0xffff));
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}
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/// <summary>
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/// 高16位（无符号）
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/// </summary>
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/// <param name="n"></param>
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/// <returns></returns>
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public static int HIWORD(IntPtr n)
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{
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return HIWORD(unchecked((int)(long)n));
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}
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/// <summary>
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/// 高16位（无符号）
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/// </summary>
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/// <param name="n"></param>
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/// <returns></returns>
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public static int HIWORD(int n)
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{
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return (n >> 16) & 0xffff;
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}
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/// <summary>
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/// 低16位（无符号）
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/// </summary>
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/// <param name="n"></param>
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/// <returns></returns>
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public static int LOWORD(IntPtr n)
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{
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return LOWORD(unchecked((int)(long)n));
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}
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/// <summary>
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/// 低16位（无符号）
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/// </summary>
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/// <param name="n"></param>
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/// <returns></returns>
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public static int LOWORD(int n)
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{
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return n & 0xffff;
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}
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/// <summary>
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/// 高16位（有符号）
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/// </summary>
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/// <param name="n"></param>
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/// <returns></returns>
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public static int SignedHIWORD(IntPtr n)
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{
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return SignedHIWORD(unchecked((int)(long)n));
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}
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/// <summary>
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/// 高16位（有符号）
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/// </summary>
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/// <param name="n"></param>
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/// <returns></returns>
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public static int SignedHIWORD(int n)
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{
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return (int)(short)((n >> 16) & 0xffff);
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}
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/// <summary>
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/// 低16位（有符号）
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/// </summary>
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/// <param name="n"></param>
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/// <returns></returns>
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public static int SignedLOWORD(IntPtr n)
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{
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return SignedLOWORD(unchecked((int)(long)n));
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}
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/// <summary>
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/// 低16位（有符号）
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/// </summary>
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/// <param name="n"></param>
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/// <returns></returns>
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public static int SignedLOWORD(int n)
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{
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return (int)(short)(n & 0xFFFF);
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}
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/// <summary>
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/// 结构转指针
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/// </summary>
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/// <typeparam name="T">结构类型</typeparam>
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/// <param name="info"></param>
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/// <returns></returns>
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public static IntPtr StructToIntPtr<T>(T info)
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{
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int size = Marshal.SizeOf(info);
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IntPtr intPtr = Marshal.AllocHGlobal(size);
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Marshal.StructureToPtr(info, intPtr, true);
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return intPtr;
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}
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/// <summary>
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/// 指针转结构
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/// </summary>
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/// <typeparam name="T">结构类型</typeparam>
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/// <param name="info"></param>
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/// <returns></returns>
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public static T IntPtrToStruct<T>(IntPtr info)
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{
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return (T)Marshal.PtrToStructure(info, typeof(T));
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}
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#endregion
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}
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}
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