297 lines
9.8 KiB
C#
297 lines
9.8 KiB
C#
using UnityEngine;
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using System;
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using System.Runtime.InteropServices;
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//using GYEngine;
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public class WindowsHelper
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{
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#if UNITY_STANDALONE_WIN
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//设置当前窗口的显示状态
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[DllImport("user32.dll")]
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public static extern bool ShowWindow(System.IntPtr hwnd, int nCmdShow);
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//获取当前激活窗口
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[DllImport("user32.dll", EntryPoint = "GetForegroundWindow")]
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public static extern System.IntPtr GetForegroundWindow();
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[DllImport("user32.dll", EntryPoint = "SetForegroundWindow")]
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public static extern bool SetForegroundWindow(IntPtr hWnd);
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//程序当前的激活窗口
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[DllImport("user32.dll", EntryPoint = "GetActiveWindow")]
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public static extern IntPtr GetActiveWindow();
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//设置窗口边框
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[DllImport("user32.dll")]
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public static extern IntPtr SetWindowLong(IntPtr hwnd, int _nIndex, int dwNewLong);
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//设置窗口位置，尺寸
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[DllImport("user32.dll")]
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public static extern bool SetWindowPos(IntPtr hWnd, int hWndInsertAfter, int X, int Y, int cx, int cy, uint uFlags);
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[DllImport("user32.dll", SetLastError = true)]
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private static extern int GetWindowLong(IntPtr hWnd, int nIndex);
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[DllImport("user32.dll")]
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public static extern bool SendMessage(IntPtr hwnd, int wMsg, int wParam, int lParam);
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//更改标题栏
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[DllImport("user32.dll")]
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public static extern int SetWindowText(IntPtr hWnd, string text);
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//使用查找任务栏
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[DllImport("user32.dll")]
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public static extern IntPtr FindWindow(string strClassName, int nptWindowName);
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[DllImport("User32.dll", EntryPoint = "FindWindow", CharSet = CharSet.Auto)]
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private static extern IntPtr FindWindow(string lpClassName, string lpWindowName);
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//获取窗口位置以及大小
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[DllImport("user32.dll")]
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[return: MarshalAs(UnmanagedType.Bool)]
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public static extern bool GetWindowRect(IntPtr hWnd, ref RECT lpRect);
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[DllImport("user32.dll")]
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[return: MarshalAs(UnmanagedType.Bool)]
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public static extern bool GetClientRect(IntPtr hWnd, ref RECT lpRect);
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[DllImport("user32.dll", SetLastError = true)]
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public static extern int GetSystemMetrics(int nIndex);
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private static int SM_CXSCREEN = 0; //主屏幕分辨率宽度
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private static int SM_CYSCREEN = 1; //主屏幕分辨率高度
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private static int SM_CYCAPTION = 4; //标题栏高度
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private static int SM_CXFULLSCREEN = 16; //最大化窗口宽度（减去任务栏）
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private static int SM_CYFULLSCREEN = 17; //最大化窗口高度（减去任务栏）
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public static Rect GetWorkingArea()
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{
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Rect rect = new Rect();
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// 屏幕WorkingArea
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rect.width = GetSystemMetrics(SM_CXFULLSCREEN);
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rect.height = GetSystemMetrics(SM_CYFULLSCREEN);
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return rect;
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}
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public static Rect GetScreen()
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{
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Rect rect = new Rect();
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// 屏幕分辨率
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rect.width = GetSystemMetrics(SM_CXSCREEN);
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rect.height = GetSystemMetrics(SM_CYSCREEN);
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// 标题栏高度
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//int title = GetSystemMetrics(SM_CYCAPTION);
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// 不最大化、不全屏的最大窗口高度
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//int maxHeight = y1 - title;
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return rect;
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}
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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; //最左坐标
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public int Top; //最上坐标
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public int Right; //最右坐标
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public int Bottom; //最下坐标
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}
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//边框参数
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private const uint SWP_SHOWWINDOW = 0x0040;
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private const int GWL_STYLE = -16;
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private const int WS_BORDER = 1;
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//隐藏标题栏图标
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private const int WS_POPUP = 0x800000;
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private const int WS_SYSMENU = 0x80000;
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//最大最小化
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private const int SW_SHOWMINIMIZED = 2;//(最小化窗口)
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private const int SW_SHOWMAXIMIZED = 3;//最大化窗口
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//去除标题栏保留边框
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private const int WS_CAPTION = 0x00C00000;
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private const int WS_THICKFRAME = 0x00040000;
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private static IntPtr windowHandler = IntPtr.Zero;
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public static void InitWindowHandler()
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{
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WindowsHelper.windowHandler = GetActiveWindow();
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}
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public static void SaveWindowPosAndSize()
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{
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if (windowHandler == IntPtr.Zero) return;
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RECT clientrc = new RECT();
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GetClientRect(windowHandler, ref clientrc); //获得窗口客户区大小
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RECT windowrc = new RECT();
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GetWindowRect(windowHandler, ref windowrc); //获得窗口大小
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// Debug.Log($"[{clientrc.Top},{clientrc.Bottom},{clientrc.Left},{clientrc.Right}] [{windowrc.Top},{windowrc.Bottom},{windowrc.Left},{windowrc.Right}]");
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int borderwidth = (windowrc.Right - windowrc.Left) - (clientrc.Right - clientrc.Left);
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int borderheight = (windowrc.Bottom - windowrc.Top) - (clientrc.Bottom - clientrc.Top);
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int width = Mathf.Abs(windowrc.Right - windowrc.Left);
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int height = Mathf.Abs(windowrc.Top - windowrc.Bottom);
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int x = windowrc.Left;
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int y = windowrc.Top;
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x += borderwidth / 2;
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y += borderheight / 2;
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width -= borderwidth;
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height -= borderheight;
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if (width < 375 || height < 812)
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{
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return;
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}
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//SettingManager.Instance.SetString("UNITY_STANDALONE_WIN_POS_AND_SIZE", string.Format($"{x}*{y}*{width}*{height}"));
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}
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//最小化窗口
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public static void SetMinWindows()
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{
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if (windowHandler == IntPtr.Zero) return;
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ShowWindow(windowHandler, SW_SHOWMINIMIZED);
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//具体窗口参数看这 https://msdn.microsoft.com/en-us/library/windows/desktop/ms633548(v=vs.85).aspx
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}
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/// <summary>
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/// 最大化窗口
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/// </summary>
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public static void SetMaxWindows()
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{
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if (windowHandler == IntPtr.Zero) return;
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int currMaxScreenHeight = Screen.currentResolution.height - GetTaskBarHeight();
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SetWindowPos(windowHandler, 0, 0, 0, Screen.currentResolution.width, currMaxScreenHeight, SWP_SHOWWINDOW);
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//ShowWindow(windowHandler, SW_SHOWMAXIMIZED);
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}
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public static bool SetCenterNoFrameWindow(int width, int height)
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{
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int startX = (Display.main.systemWidth - width) / 2;
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int startY = (Display.main.systemHeight - height) / 2;
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return SetNoFrameWindow(startX, startY, width, height);
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}
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public static bool SetUpperLeftNoFrameWindow(int width, int height)
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{
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int startX = 0;
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int startY = 0;
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return SetNoFrameWindow(startX, startY, width, height);
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}
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/// <summary>
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/// 设置无边框，窗口位置及分辨率
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/// </summary>
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/// <param name="rect">尺寸数据</param>
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public static bool SetNoFrameWindow(int x, int y, int width, int height)
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{
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if (windowHandler == IntPtr.Zero) return false;
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SetForegroundWindow(windowHandler);
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//去除上边栏（不可拖拽缩放）
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SetWindowLong(windowHandler, GWL_STYLE, WS_POPUP);
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//设置窗口位置及分辨率
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bool result = SetWindowPos(windowHandler, 0, x, y, width, height, SWP_SHOWWINDOW);
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return result;
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}
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public static bool SetCenterNoResizeWindow(int width, int height)
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{
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int startX = (Display.main.systemWidth - width) / 2;
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int startY = (Display.main.systemHeight - height) / 2;
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return SetNoResizeWindow(startX, startY, width, height);
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}
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public static bool SetUpperLeftNoResizeWindow(int width, int height)
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{
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int startX = 0;
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int startY = 0;
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return SetNoResizeWindow(startX, startY, width, height);
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}
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/// <summary>
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/// 设置不可调整大小，窗口位置及分辨率
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/// </summary>
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/// <param name="rect">尺寸数据</param>
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public static bool SetNoResizeWindow(int x, int y, int width, int height)
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{
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if (windowHandler == IntPtr.Zero) return false;
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SetForegroundWindow(windowHandler);
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//设置不可缩放
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SetWindowLong(windowHandler, GWL_STYLE, GetWindowLong(windowHandler, GWL_STYLE) & ~WS_THICKFRAME);
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RECT clientrc = new RECT();
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GetClientRect(windowHandler, ref clientrc); //获得窗口客户区大小
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RECT windowrc = new RECT();
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GetWindowRect(windowHandler, ref windowrc); //获得窗口大小
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int borderwidth = (windowrc.Right - windowrc.Left) - (clientrc.Right - clientrc.Left);
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int borderheight = (windowrc.Bottom - windowrc.Top) - (clientrc.Bottom - clientrc.Top);
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x -= borderwidth / 2;
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y -= borderheight / 2;
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width += borderwidth;
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height += borderheight;
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//设置窗口位置及分辨率
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bool result = SetWindowPos(windowHandler, 0, x, y, width, height, SWP_SHOWWINDOW);
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return result;
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}
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/// <summary>
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/// 改变标题栏标题
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/// </summary>
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public static void ChangeTitleText()
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{
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if (windowHandler == IntPtr.Zero) return;
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SetWindowText(windowHandler, string.Empty);
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}
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/// <summary>
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/// 获取当前窗口尺寸
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/// </summary>
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/// <returns></returns>
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public static Rect GetWindowInfo()
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{
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if (windowHandler == IntPtr.Zero) return new Rect();
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RECT rect = new RECT();
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Rect targetRect = new Rect();
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GetWindowRect(windowHandler, ref rect);
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targetRect.width = Mathf.Abs(rect.Right - rect.Left);
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targetRect.height = Mathf.Abs(rect.Top - rect.Bottom);
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targetRect.x = rect.Left;
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targetRect.y = rect.Top;
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return targetRect;
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}
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/// <summary>
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/// 获取任务栏高度
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/// </summary>
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/// <returns>任务栏高度</returns>
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private static int GetTaskBarHeight()
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{
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int taskbarHeight = 10;
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IntPtr hWnd = FindWindow("Shell_TrayWnd", 0);
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RECT rect = new RECT();
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GetWindowRect(hWnd, ref rect);
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taskbarHeight = rect.Bottom - rect.Top;
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return taskbarHeight;
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}
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#endif
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} |