SweetLib/SweetLib.Old/Utils/TaskBar/TaskBarProgress.cs
2017-10-26 18:27:37 +02:00

66 lines
2.1 KiB
C#

using System;
using System.Runtime.InteropServices;
namespace SweetLib.Utils.TaskBar
{
public static class TaskBarProgress
{
public enum TaskbarStates
{
NoProgress = 0,
Indeterminate = 0x1,
Normal = 0x2,
Error = 0x4,
Paused = 0x8
}
[ComImport]
[Guid("26C41017-74B8-4C70-88AA-61B11D8C0D5A")]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
private interface ITaskbarList3
{
// ITaskbarList
[PreserveSig]
void HrInit();
[PreserveSig]
void AddTab(IntPtr hwnd);
[PreserveSig]
void DeleteTab(IntPtr hwnd);
[PreserveSig]
void ActivateTab(IntPtr hwnd);
[PreserveSig]
void SetActiveAlt(IntPtr hwnd);
// ITaskbarList2
[PreserveSig]
void MarkFullscreenWindow(IntPtr hwnd, [MarshalAs(UnmanagedType.Bool)] bool fFullscreen);
// ITaskbarList3
[PreserveSig]
void SetProgressValue(IntPtr hwnd, UInt64 ullCompleted, UInt64 ullTotal);
[PreserveSig]
void SetProgressState(IntPtr hwnd, TaskbarStates state);
}
[Guid("D6031210-4108-4E8A-B740-A627052FDAC2")]
[ClassInterface(ClassInterfaceType.None)]
[ComImport]
private class TaskbarInstance
{
}
private static ITaskbarList3 taskbarInstance = (ITaskbarList3)new TaskbarInstance();
private static bool taskbarSupported = Environment.OSVersion.Version >= new Version(6, 1);
public static void SetState(IntPtr windowHandle, TaskbarStates taskbarState)
{
if (taskbarSupported) taskbarInstance.SetProgressState(windowHandle, taskbarState);
}
public static void SetValue(IntPtr windowHandle, double progressValue, double progressMax)
{
if (taskbarSupported) taskbarInstance.SetProgressValue(windowHandle, (ulong)progressValue, (ulong)progressMax);
}
}
}