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[VCM] Fix issues on certain systems (#12481)

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- Don't depend on System.Windows.Forms in the Settings -> use callback instead
- Fix overlay image setting saving
- Use dynamic DLL loading in Interop
- Load VCM only when mf.dll is available
This commit is contained in:
Andrey Nekrasov
2021-07-23 16:59:22 +03:00
committed by GitHub
parent 24a80de2ec
commit d57773e8ef
16 changed files with 121 additions and 38 deletions
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16
src/settings-ui/Microsoft.PowerToys.Settings.UI/ViewModels/ShellViewModel.cs
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@@ -6,6 +6,7 @@ using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Runtime.InteropServices;
using System.Threading.Tasks;
using System.Windows.Input;
using Microsoft.PowerToys.Settings.UI.Helpers;
@@ -37,11 +38,24 @@ namespace Microsoft.PowerToys.Settings.UI.ViewModels
set { Set(ref isBackEnabled, value); }
}
[DllImport("kernel32.dll", CharSet = CharSet.Unicode)]
private static extern IntPtr LoadLibrary(string dllToLoad);
[DllImport("kernel32.dll", CharSet = CharSet.Unicode)]
private static extern bool FreeLibrary(IntPtr hModule);
public bool IsVideoConferenceBuild
{
get
{
return this != null && File.Exists("modules/VideoConference/VideoConferenceModule.dll");
var mfHandle = LoadLibrary("mf.dll");
bool mfAvailable = mfHandle != null;
if (mfAvailable)
{
FreeLibrary(mfHandle);
}
return this != null && File.Exists("modules/VideoConference/VideoConferenceModule.dll") && mfAvailable;
}
}