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38791e50ea
1. Refactoring blur, see discussion in : 7f8bb80 2. Releated issue: #330
92 lines
3.0 KiB
C#
92 lines
3.0 KiB
C#
using System;
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using System.Drawing;
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using System.Runtime.InteropServices;
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using System.Windows;
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using System.Windows.Forms;
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using System.Windows.Interop;
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namespace Wox.Helper
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{
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public class WindowIntelopHelper
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{
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private const int GWL_STYLE = -16; //WPF's Message code for Title Bar's Style
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private const int WS_SYSMENU = 0x80000; //WPF's Message code for System Menu
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private static IntPtr _hwnd_shell;
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private static IntPtr _hwnd_desktop;
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//Accessors for shell and desktop handlers
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//Will set the variables once and then will return them
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private static IntPtr HWND_SHELL
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{
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get
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{
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return _hwnd_shell != IntPtr.Zero ? _hwnd_shell : _hwnd_shell = GetShellWindow();
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}
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}
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private static IntPtr HWND_DESKTOP
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{
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get
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{
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return _hwnd_desktop != IntPtr.Zero ? _hwnd_desktop : _hwnd_desktop = GetDesktopWindow();
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}
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}
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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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private static extern int SetWindowLong(IntPtr hWnd, int nIndex, int dwNewLong);
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[DllImport("user32.dll")]
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private static extern IntPtr GetForegroundWindow();
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[DllImport("user32.dll")]
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private static extern IntPtr GetDesktopWindow();
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[DllImport("user32.dll")]
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private static extern IntPtr GetShellWindow();
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[DllImport("user32.dll", SetLastError = true)]
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private static extern int GetWindowRect(IntPtr hwnd, out RECT rc);
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public static bool IsWindowFullscreen()
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{
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RECT foreWinBounds;
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Rectangle screenBounds;
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var hWnd = GetForegroundWindow();
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if (!hWnd.Equals(IntPtr.Zero))
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{
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if (!(hWnd.Equals(HWND_DESKTOP) || hWnd.Equals(HWND_SHELL)))
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{
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GetWindowRect(hWnd, out foreWinBounds);
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screenBounds = Screen.FromHandle(hWnd).Bounds;
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if ((foreWinBounds.Bottom - foreWinBounds.Top) == screenBounds.Height && (foreWinBounds.Right - foreWinBounds.Left) == screenBounds.Width)
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{
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return true;
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}
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}
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}
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return false;
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}
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/// <summary>
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/// disable windows toolbar's control box
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/// this will also disable system menu with Alt+Space hotkey
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/// </summary>
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public static void DisableControlBox(Window win)
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{
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var hwnd = new WindowInteropHelper(win).Handle;
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SetWindowLong(hwnd, GWL_STYLE, GetWindowLong(hwnd, GWL_STYLE) & ~WS_SYSMENU);
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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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}
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} |