public void PerformTreatment()
{
string featureName;
if (Environment.Is64BitOperatingSystem)
{
featureName = IE64BitName;
}
else
{
featureName = IE32BitName;
}
try
{
using (DismSession session = DismApi.OpenOnlineSession())
{
DismFeatureInfo info = DismApi.GetFeatureInfo(session, featureName);
if (
info.FeatureState == DismPackageFeatureState.NotPresent ||
info.FeatureState == DismPackageFeatureState.Removed ||
info.FeatureState == DismPackageFeatureState.Staged)
{
logger.Log("Internet Explorer 11 is not present on the system.");
return;
}
if (info.FeatureState == DismPackageFeatureState.UninstallPending)
{
logger.Log("Internet Explorer 11 is already pending uninstall.");
return;
}
try
{
logger.Log("Disabling Internet Explorer 11...");
DismApi.DisableFeature(session, featureName, null, true);
}
catch (DismRebootRequiredException ex)
{
logger.Log("Successfully disabled Internet Explorer 11. {0}", ex.Message);
return;
}
logger.Log("Successfully disabled Internet Explorer 11.");
}
}
catch (Exception ex)
{
logger.Log("An error occurred while disabling Internet Explorer: {0}", ex.Message);
}
}
public WindowsFeature(DismFeatureInfo feature)
{
this._featureName = feature.FeatureName;
this._featureState = feature.FeatureState;
this._displayName = feature.DisplayName;
this._description = feature.Description;
this._restartRequired = feature.RestartRequired;
this._customProperties = Utilites.PtrToArray <DismCustomProperty>(
feature.CustomProperty,
feature.CustomPropertyCount
).ToDictionary(
f => string.Format("{0}\\{1}", f.Path, f.Name),
f => f.Value
);
}
public override bool ShouldPerformTreatment()
{
try
{
using (DismSession session = DismApi.OpenOnlineSession())
{
DismFeatureInfo info = DismApi.GetFeatureInfo(session, resolvedFeatureName);
if (
info.FeatureState == DismPackageFeatureState.NotPresent ||
info.FeatureState == DismPackageFeatureState.Removed ||
info.FeatureState == DismPackageFeatureState.Staged ||
info.FeatureState == DismPackageFeatureState.UninstallPending)
{
return(false);
}
}
}
catch
{
return(false);
}
return(true);
}
private (string statusText, Color labelColor, bool canBeEnabled) GetLabelStatusForDismFeature(DismFeatureInfo featureInfo)
{
switch (featureInfo.FeatureState)
{
case DismPackageFeatureState.Staged:
return(Celeste_Launcher_Gui.Properties.Resources.WindowsFeatureHelperFeatureStaged, Colors.Chocolate, true);
case DismPackageFeatureState.PartiallyInstalled:
return(Celeste_Launcher_Gui.Properties.Resources.WindowsFeatureHelperFeaturePartiallyInstalled, Colors.Chocolate, true);
case DismPackageFeatureState.Installed:
return(Celeste_Launcher_Gui.Properties.Resources.WindowsFeatureHelperFeatureInstalled, Colors.DarkGreen, false);
case DismPackageFeatureState.InstallPending:
return(Celeste_Launcher_Gui.Properties.Resources.WindowsFeatureHelperFeatureIsPendingInstall, Colors.DarkGreen, false);
default:
return(string.Format(Celeste_Launcher_Gui.Properties.Resources.WindowsFeatureHelperFeatureUnsupported, featureInfo.FeatureState), Colors.Red, false);
}
}
