66 lines
2.1 KiB
C#
66 lines
2.1 KiB
C#
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using System;
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using System.Runtime.InteropServices;
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namespace Discord_Media_Loader.Helper
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{
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internal static class TaskBarProgress
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{
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internal enum TaskbarStates
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{
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NoProgress = 0,
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Indeterminate = 0x1,
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Normal = 0x2,
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Error = 0x4,
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Paused = 0x8
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}
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[ComImport]
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[Guid("ea1afb91-9e28-4b86-90e9-9e9f8a5eefaf")]
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[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
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private interface ITaskbarList3
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{
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// ITaskbarList
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[PreserveSig]
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void HrInit();
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[PreserveSig]
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void AddTab(IntPtr hwnd);
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[PreserveSig]
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void DeleteTab(IntPtr hwnd);
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[PreserveSig]
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void ActivateTab(IntPtr hwnd);
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[PreserveSig]
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void SetActiveAlt(IntPtr hwnd);
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// ITaskbarList2
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[PreserveSig]
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void MarkFullscreenWindow(IntPtr hwnd, [MarshalAs(UnmanagedType.Bool)] bool fFullscreen);
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// ITaskbarList3
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[PreserveSig]
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void SetProgressValue(IntPtr hwnd, UInt64 ullCompleted, UInt64 ullTotal);
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[PreserveSig]
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void SetProgressState(IntPtr hwnd, TaskbarStates state);
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}
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[Guid("56FDF344-FD6D-11d0-958A-006097C9A090")]
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[ClassInterface(ClassInterfaceType.None)]
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[ComImport]
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private class TaskbarInstance
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{
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}
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private static ITaskbarList3 taskbarInstance = (ITaskbarList3)new TaskbarInstance();
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private static bool taskbarSupported = Environment.OSVersion.Version >= new Version(6, 1);
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internal static void SetState(IntPtr windowHandle, TaskbarStates taskbarState)
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{
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if (taskbarSupported) taskbarInstance.SetProgressState(windowHandle, taskbarState);
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}
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internal static void SetValue(IntPtr windowHandle, double progressValue, double progressMax)
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{
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if (taskbarSupported) taskbarInstance.SetProgressValue(windowHandle, (ulong)progressValue, (ulong)progressMax);
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}
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}
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}
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