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Fusion
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Toggle Desktop Icons
Return to DisplayFusion Scripted Functions (Macros)
Description
This scripted function will toggle the desktop icons on and off.
Language
C#.net
Minimum Version
7.3.4+
Created By
NetMage
Contributors
-
Date Created
Mar 4, 2016
Date Last Modified
Mar 4, 2016
Scripted Function (Macro) Code
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using System; using System.Drawing; using System.Runtime.InteropServices; // The 'windowHandle' parameter will contain the window handle for the: // - Active window when run by hotkey // - Trigger target when run by a Trigger rule // - TitleBar Button owner when run by a TitleBar Button // - Jump List owner when run from a Taskbar Jump List // - Currently focused window if none of these match public static class DisplayFusionFunction { [DllImport("user32.dll", PreserveSig = true, SetLastError = false, CharSet = CharSet.Unicode)] private static extern IntPtr FindWindow(string lpClassName, IntPtr lpWindowName); [DllImport("user32.dll", PreserveSig = true, SetLastError = false, CharSet = CharSet.Unicode)] private static extern IntPtr FindWindowEx(IntPtr hwndParent, IntPtr hwndChildAfter, string lpszClass, IntPtr ZeroOnly); [DllImport("user32.dll", PreserveSig = true, SetLastError = false, CharSet = CharSet.Unicode)] private static extern IntPtr SendMessage(IntPtr hWnd, UInt32 Msg, IntPtr wParam, IntPtr lParam); [DllImport("user32.dll", PreserveSig = true, SetLastError = false)] [return: MarshalAs(UnmanagedType.Bool)] private static extern bool EnumWindows(EnumWindowCallback callPtr, IntPtr lParam); private delegate bool EnumWindowCallback(IntPtr hwnd, IntPtr lParam); private const int WM_COMMAND = 0x111; private static void ToggleDesktopIcons() { IntPtr toggleDesktopCommand = new IntPtr(0x7402); IntPtr shell = FindShellWindow(); //if we failed getting the shell window, do nothing if(shell == IntPtr.Zero) return; SendMessage(shell, WM_COMMAND, toggleDesktopCommand, IntPtr.Zero); } private static IntPtr FindShellWindow() { //try to find the shell window. it's either a child of Progman, or tucked away in some WorkerW IntPtr progman = FindWindow("Progman", IntPtr.Zero); IntPtr shell = FindWindowEx(progman, IntPtr.Zero, "SHELLDLL_DefView", IntPtr.Zero); if(shell != IntPtr.Zero) return shell; //enumerate through the windows until we find a WorkerW with SHELLDLL_DefView as it's child EnumWindows(delegate(IntPtr hwnd, IntPtr lParam) { //not a WorkerW if(!BFS.Window.GetClass(hwnd).Equals("WorkerW", StringComparison.OrdinalIgnoreCase)) return true; //see if this WorkerW contains the shell window shell = FindWindowEx(hwnd, IntPtr.Zero, "SHELLDLL_DefView", IntPtr.Zero); //if it doesn't continue enemerating if(shell == IntPtr.Zero) return true; //if we got this far, we found the shell window. stop enumerating. return false; }, IntPtr.Zero); return shell; } public static void Run(IntPtr windowHandle) { ToggleDesktopIcons(); } }