feat: setup window using the api
This commit is contained in:
Gerard Gascón
parent
61c18429a2
commit
19cd8e5d03
27 changed files with 1364 additions and 10 deletions
201
Packages/AppWindowUtility/Runtime/Windows/WinApi.cs
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201
Packages/AppWindowUtility/Runtime/Windows/WinApi.cs
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#if UNITY_STANDALONE_WIN
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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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using UnityEngine;
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namespace SatorImaging.AppWindowUtility
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{
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public static class WinApi
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{
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[StructLayout(LayoutKind.Sequential)]
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public struct DwmMargin
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{
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public int cxLeftWidth;
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public int cxRightWidth;
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public int cyTopHeight;
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public int cyBottomHeight;
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}
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[StructLayout(LayoutKind.Sequential)]
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public struct POINT
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{
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public int X;
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public int Y;
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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;
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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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}
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[DllImport("user32.dll")]
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[return: MarshalAs(UnmanagedType.Bool)]
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public static extern bool GetCursorPos(out POINT lpPoint);
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public static Vector2 GetWindowsMousePosition()
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{
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POINT pos;
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if (GetCursorPos(out pos)) return new Vector2(pos.X, pos.Y);
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return Vector2.zero;
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}
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[DllImport("user32.dll")]
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public static extern IntPtr GetActiveWindow();
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[DllImport("user32.dll")]
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public static extern IntPtr GetDesktopWindow();
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[DllImport("user32.dll")]
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public static extern IntPtr GetWindow(IntPtr hWnd, uint uCmd);
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[DllImport("user32.dll")]
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public static extern uint SendMessageTimeout(IntPtr hWnd, uint Msg, uint wParam, uint lParam, uint fuFlags, uint uTimeout, out uint lpdwResult);
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[DllImport("user32.dll")]
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public static extern IntPtr SetParent(IntPtr hWndChild, IntPtr hWndNewParent);
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[DllImport("user32.dll")]
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public static extern bool ShowWindow(IntPtr hWnd, int nCmdShow);
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[DllImport("user32.dll")]
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public static extern IntPtr FindWindowEx(IntPtr hWndParent, IntPtr hWndChild, string lpszClass, string lpszWindow);
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[DllImport("user32.dll")]
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public static extern IntPtr FindWindow(string className, string windowName);
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public static IntPtr CurrentWindowHandle = IntPtr.Zero;
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public static IntPtr GetUnityWindowHandle()
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{
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if (CurrentWindowHandle == IntPtr.Zero)
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{
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CurrentWindowHandle = FindWindow(null, Application.productName);
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}
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return CurrentWindowHandle;
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}
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[DllImport("user32.dll")]
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public static extern IntPtr GetForegroundWindow();
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public static bool IsWindowActive()
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{
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return GetUnityWindowHandle() == GetForegroundWindow();
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}
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[DllImport("user32.dll")]
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public static extern int SetWindowLong(IntPtr hWnd, int nIndex, uint dwNewLong); /*x uint o int unchecked*/
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[DllImport("user32.dll")]
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public static extern uint GetWindowLong(IntPtr hWnd, int nIndex);
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[DllImport("user32.dll", SetLastError = true, CharSet = CharSet.Auto)]
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public static extern bool SetWindowText(IntPtr hwnd, String lpString);
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[DllImport("user32.dll", SetLastError = true)]
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public static extern bool SetWindowPos(IntPtr hWnd, IntPtr hWndInsertAfter, int X, int Y, int cx, int cy, SetWindowPosFlags uFlags);
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[DllImport("user32.dll")]
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public static extern bool GetWindowRect(IntPtr hWnd, out RECT rect);
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[DllImport("user32.dll")]
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public static extern bool GetClientRect(IntPtr hWnd, out RECT rect);
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public static readonly IntPtr HWND_TOPMOST = new IntPtr(-1);
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public static readonly IntPtr HWND_NOTOPMOST = new IntPtr(-2);
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public static readonly IntPtr HWND_TOP = new IntPtr(0);
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public static readonly IntPtr HWND_BOTTOM = new IntPtr(1);
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[Flags()]
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public enum SetWindowPosFlags : uint
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{
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AsynchronousWindowPosition = 0x4000,
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DeferErase = 0x2000,
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DrawFrame = 0x0020,
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FrameChanged = 0x0020,
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HideWindow = 0x0080,
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DoNotActivate = 0x0010,
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DoNotCopyBits = 0x0100,
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IgnoreMove = 0x0002,
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DoNotChangeOwnerZOrder = 0x0200,
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DoNotRedraw = 0x0008,
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DoNotReposition = 0x0200,
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DoNotSendChangingEvent = 0x0400,
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IgnoreResize = 0x0001,
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IgnoreZOrder = 0x0004,
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ShowWindow = 0x0040,
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NoFlag = 0x0000,
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}
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[DllImport("Dwmapi.dll")]
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public static extern uint DwmExtendFrameIntoClientArea(IntPtr hWnd, ref DwmMargin margins);
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public static void SetDwmTransparent(bool enable)
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{
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var margins = new DwmMargin()
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{
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cxLeftWidth = enable ? -1 : 0,
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};
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DwmExtendFrameIntoClientArea(GetUnityWindowHandle(), ref margins);
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}
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public const int GWL_STYLE = -16;
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public const uint WS_POPUP = 0x80000000;
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public const uint WS_BORDER = 0x00800000;
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public const uint WS_VISIBLE = 0x10000000;
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public const uint WS_CAPTION = 0x00C00000;
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public const uint WS_THICKFRAME = 0x00040000;
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public const int GWL_EXSTYLE = -20;
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public const uint WS_EX_LAYERED = 0x00080000;
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public const uint WS_EX_TRANSPARENT = 0x00000020;
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public const uint WS_EX_DLGMODALFRAME = 0x00000001;
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public const uint WS_EX_WINDOWEDGE = 0x00000100;
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public const uint WS_EX_CLIENTEDGE = 0x00000200;
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public const uint WS_EX_STATICEDGE = 0x00020000;
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public const int LWA_COLORKEY = 0x00000001;
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public const int LWA_ALPHA = 0x00000002;
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[DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
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private static extern int GetWindowText(IntPtr hWnd, StringBuilder lpString, int nMaxCount);
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[DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
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private static extern int GetWindowTextLength(IntPtr hWnd);
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[DllImport("user32.dll", SetLastError = true)]
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public static extern bool SetLayeredWindowAttributes(IntPtr hwnd, uint crKey, byte bAlpha, uint dwFlags);
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[DllImport("user32.dll", SetLastError = true)]
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public static extern bool GetLayeredWindowAttributes(IntPtr hwnd, out uint crKey, out byte bAlpha, out uint dwFlags);
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}//class
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}//namespace
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#endif
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11
Packages/AppWindowUtility/Runtime/Windows/WinApi.cs.meta
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11
Packages/AppWindowUtility/Runtime/Windows/WinApi.cs.meta
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@ -0,0 +1,11 @@
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fileFormatVersion: 2
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guid: d8438e9a2634454429f47962402d6be3
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MonoImporter:
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externalObjects: {}
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serializedVersion: 2
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defaultReferences: []
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executionOrder: 0
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icon: {instanceID: 0}
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userData:
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assetBundleName:
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assetBundleVariant:
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298
Packages/AppWindowUtility/Runtime/Windows/Windows.cs
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298
Packages/AppWindowUtility/Runtime/Windows/Windows.cs
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@ -0,0 +1,298 @@
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#if UNITY_STANDALONE_WIN
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using System;
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using UnityEngine;
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namespace SatorImaging.AppWindowUtility
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{
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public class Windows : IPlatformDependent
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{
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static IntPtr hWnd;
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static uint defaultWindowStyle;
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static uint defaultExWindowStyle;
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// unity's shader error color.
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static uint defaultKeyingColor = 0xFF00FF;
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static int borderWidth;
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static int titleBarHeight;
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private static bool isAlwaysOnTop = false;
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private static bool isTransparent = false;
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private static bool isFrameVisible = true;
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private static bool isClickThrough = false;
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private static bool isWallpaper = false;
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private static bool isInitialized = false;
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private static WinApi.RECT lastClientRect = new WinApi.RECT { left = 32, top = 64, right = 640, bottom = 480 };
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// features supported
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public bool AlwaysOnTopSupported { get; } = true;
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public bool TransparentSupported { get; } = true;
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public bool FrameVisibilitySupported { get; } = true;
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public bool ClickThroughSupported { get; } = true;
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public bool AsWallpaperSupported { get; } = true;
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public bool KeyingColorSupported { get; } = true;
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public bool WindowOpacitySupported { get; } = true;
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public bool WindowPlacementSupported { get; } = true;
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public bool WindowResizeSupported { get; } = true;
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public Windows()
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{
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if (isInitialized) return;
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hWnd = WinApi.GetUnityWindowHandle();
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defaultWindowStyle = WinApi.GetWindowLong(WinApi.GetUnityWindowHandle(), WinApi.GWL_STYLE);
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defaultExWindowStyle = WinApi.GetWindowLong(WinApi.GetUnityWindowHandle(), WinApi.GWL_EXSTYLE);
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// initialize client rect.
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WinApi.GetClientRect(hWnd, out lastClientRect);
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// calculate title bar and frame size
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WinApi.RECT windowRect;
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WinApi.GetWindowRect(hWnd, out windowRect);
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WinApi.RECT clientRect;
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WinApi.GetClientRect(hWnd, out clientRect);
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borderWidth = (windowRect.right - windowRect.left) - clientRect.right;
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borderWidth = (int)(borderWidth * 0.5f);
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titleBarHeight = (windowRect.bottom - windowRect.top) - clientRect.bottom - borderWidth;
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//Debug.Log($"{typeof(AppWindowUtility).FullName}.Initialize: Title Bar {titleBarHeight}px / Border {borderWidth}px");
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isInitialized = true;
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}//
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public void ResetStyle()
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{
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WinApi.SetWindowLong(hWnd, WinApi.GWL_STYLE, defaultWindowStyle);
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WinApi.SetWindowLong(hWnd, WinApi.GWL_EXSTYLE, defaultExWindowStyle);
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}//
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public bool GetAlwaysOnTop() => isAlwaysOnTop;
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public void SetAlwaysOnTop(bool enable)
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{
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WinApi.SetWindowPos(
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hWnd,
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enable ? WinApi.HWND_TOPMOST : WinApi.HWND_NOTOPMOST,
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0, 0, 0, 0,
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WinApi.SetWindowPosFlags.IgnoreMove | WinApi.SetWindowPosFlags.IgnoreResize
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);
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isAlwaysOnTop = enable;
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}//
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public bool GetTransparent() => isTransparent;
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public void SetTransparent(bool enable)
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{
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if (enable)
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{
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SetFrameVisibility(false);
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var currExStyle = WinApi.GetWindowLong(hWnd, WinApi.GWL_EXSTYLE);
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WinApi.SetWindowLong(hWnd, WinApi.GWL_EXSTYLE, currExStyle & ~WinApi.WS_EX_LAYERED);
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WinApi.SetDwmTransparent(true);
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}
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else
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{
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SetFrameVisibility(true);
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WinApi.SetDwmTransparent(false);
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}
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isTransparent = enable;
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}//
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public void SetKeyingColor(byte red, byte green, byte blue)
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{
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var currExStyle = WinApi.GetWindowLong(hWnd, WinApi.GWL_EXSTYLE);
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WinApi.SetWindowLong(hWnd, WinApi.GWL_EXSTYLE, currExStyle | WinApi.WS_EX_LAYERED);// | WindowsApi.WS_EX_TRANSPARENT);
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var color = (uint)(blue + (green << 8) + (red << 16));
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WinApi.SetLayeredWindowAttributes(hWnd, color, 0xFF, WinApi.LWA_COLORKEY);
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}//
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public bool GetFrameVisibility() => isFrameVisible;
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public void SetFrameVisibility(bool visible)
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{
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if (AppWindowUtility.FullScreen) return;
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if (visible == isFrameVisible) return;
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if (visible)
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{
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// must be done BEFORE SetWindowLong
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MoveWindowRelative(-borderWidth, -titleBarHeight);
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//ResizeWindowRelative(borderWidth * 2, titleBarHeight + borderWidth);
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WinApi.SetWindowLong(hWnd, WinApi.GWL_STYLE, defaultWindowStyle);
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// to make uGUI correct.
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WinApi.SetWindowPos(hWnd, IntPtr.Zero,
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lastClientRect.left - borderWidth,
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lastClientRect.top - titleBarHeight,
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lastClientRect.right - lastClientRect.left + borderWidth * 2,
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lastClientRect.bottom - lastClientRect.top + titleBarHeight + borderWidth,
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WinApi.SetWindowPosFlags.FrameChanged | WinApi.SetWindowPosFlags.IgnoreMove
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);
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}
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else
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{
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// store last client size for showing frame again
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if (!AppWindowUtility.FullScreen)
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{
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WinApi.GetClientRect(hWnd, out lastClientRect);
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//Debug.Log($"SetFrameVisibility: Client Rect stored.");
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}
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var currStyle = WinApi.GetWindowLong(hWnd, WinApi.GWL_STYLE);
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WinApi.SetWindowLong(hWnd, WinApi.GWL_STYLE, currStyle & ~WinApi.WS_BORDER & ~WinApi.WS_THICKFRAME & ~WinApi.WS_CAPTION);
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//// must be done AFTER SetWindowLong
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MoveWindowRelative(borderWidth, titleBarHeight);
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// must be change window size 2 times to work correctly, idk why.
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WinApi.SetWindowPos(hWnd, IntPtr.Zero,
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lastClientRect.left - borderWidth,
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lastClientRect.top - titleBarHeight,
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lastClientRect.right,
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lastClientRect.bottom + 1,
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WinApi.SetWindowPosFlags.FrameChanged | WinApi.SetWindowPosFlags.IgnoreMove
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);
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WinApi.SetWindowPos(hWnd, IntPtr.Zero,
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lastClientRect.left - borderWidth,
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lastClientRect.top - titleBarHeight,
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lastClientRect.right,
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lastClientRect.bottom - 1,
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WinApi.SetWindowPosFlags.FrameChanged | WinApi.SetWindowPosFlags.IgnoreMove
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);
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}
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isFrameVisible = visible;
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}//
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public bool GetClickThrough() => isClickThrough;
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public void SetClickThrough(bool enable)
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{
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if (enable)
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{
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var currExStyle = WinApi.GetWindowLong(hWnd, WinApi.GWL_EXSTYLE);
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WinApi.SetWindowLong(hWnd, WinApi.GWL_EXSTYLE, currExStyle | WinApi.WS_EX_LAYERED | WinApi.WS_EX_TRANSPARENT);
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}
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else
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{
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WinApi.SetWindowLong(hWnd, WinApi.GWL_EXSTYLE, defaultExWindowStyle);
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}
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isClickThrough = enable;
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}//
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public void SetWindowOpacity(byte opacity)
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{
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////////if(0xFF == opacity)
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{
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var currExStyle = WinApi.GetWindowLong(hWnd, WinApi.GWL_EXSTYLE);
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WinApi.SetWindowLong(hWnd, WinApi.GWL_EXSTYLE, currExStyle | WinApi.WS_EX_LAYERED);
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WinApi.SetLayeredWindowAttributes(hWnd, defaultKeyingColor, opacity, WinApi.LWA_ALPHA);
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}
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/* do not reset for combination with Transparent
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else
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{
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ResetStyle();
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}
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*/
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}//
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public bool GetAsWallpaper() => isWallpaper;
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public void SetAsWallpaper(bool enable)
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{
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}//
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public void MoveWindowRelative(int relativeX, int relativeY)
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{
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if (AppWindowUtility.FullScreen) return;
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WinApi.RECT rect;
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WinApi.GetWindowRect(hWnd, out rect);
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WinApi.SetWindowPos(hWnd, IntPtr.Zero,
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rect.left + relativeX,
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rect.top + relativeY,
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rect.right - rect.left,
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rect.bottom - rect.top,
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WinApi.SetWindowPosFlags.NoFlag //ApiWindows.SetWindowPosFlags.IgnoreResize
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);
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}//
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public void MoveWindow(int x, int y)
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{
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if (AppWindowUtility.FullScreen) return;
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WinApi.RECT rect;
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WinApi.GetWindowRect(hWnd, out rect);
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WinApi.SetWindowPos(hWnd, IntPtr.Zero,
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x,
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y,
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rect.right - rect.left,
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rect.bottom - rect.top,
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WinApi.SetWindowPosFlags.NoFlag //ApiWindows.SetWindowPosFlags.IgnoreResize
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);
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}//
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public void ResizeWindowRelative(int relativeWidth, int relativeHeight)
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{
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if (AppWindowUtility.FullScreen) return;
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WinApi.RECT rect;
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WinApi.GetWindowRect(hWnd, out rect);
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WinApi.SetWindowPos(hWnd, IntPtr.Zero,
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rect.left,
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rect.top,
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relativeWidth,
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relativeHeight,
|
||||
WinApi.SetWindowPosFlags.NoFlag //ApiWindows.SetWindowPosFlags.IgnoreMove
|
||||
);
|
||||
|
||||
}//
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
}//class
|
||||
}//namespace
|
||||
#endif
|
||||
11
Packages/AppWindowUtility/Runtime/Windows/Windows.cs.meta
Normal file
11
Packages/AppWindowUtility/Runtime/Windows/Windows.cs.meta
Normal file
|
|
@ -0,0 +1,11 @@
|
|||
fileFormatVersion: 2
|
||||
guid: 00a74ea748d2df149864a0f9d4455e24
|
||||
MonoImporter:
|
||||
externalObjects: {}
|
||||
serializedVersion: 2
|
||||
defaultReferences: []
|
||||
executionOrder: 0
|
||||
icon: {instanceID: 0}
|
||||
userData:
|
||||
assetBundleName:
|
||||
assetBundleVariant:
|
||||
Loading…
Add table
Add a link
Reference in a new issue