public void ApplyColorScheme(SchemeName schemeName, ImmutableArray <RegistryItem> registryItems)
{
using var registryRoot = VSRegistry.RegistryRoot(_serviceProvider, __VsLocalRegistryType.RegType_Configuration, writable: true);
foreach (var item in registryItems)
{
using var itemKey = registryRoot.CreateSubKey(item.SectionName);
itemKey.SetValue(item.ValueName, item.ValueData);
// Flush RegistryKeys out of paranoia
itemKey.Flush();
}
registryRoot.Flush();
SetAppliedColorScheme(schemeName);
// Broadcast that system color settings have changed to force the ColorThemeService to reload colors.
NativeMethods.PostMessage(NativeMethods.HWND_BROADCAST, NativeMethods.WM_SYSCOLORCHANGE, wparam: IntPtr.Zero, lparam: IntPtr.Zero);
}
public override void WriteToStream(IndentStream stream)
{
stream.Write("CREATE PARTITION SCHEME ");
SchemeName.WriteToStream(stream);
stream.WriteLine();
stream.Write("AS PARTITION ");
FuncName.WriteToStream(stream);
stream.WriteLine();
if (!string.IsNullOrEmpty(AllToken))
{
stream.Write(AllToken);
}
stream.Write(" TO");
stream.Write("(");
GroupNameList.WriteToStreamWithComma(stream);
stream.Write(")");
}
private Stream GetColorSchemeXmlStream(SchemeName schemeName)
{
var assembly = Assembly.GetExecutingAssembly();
return(assembly.GetManifestResourceStream($"Microsoft.VisualStudio.LanguageServices.ColorSchemes.{schemeName}.xml"));
}
private ColorScheme GetColorScheme(SchemeName schemeName)
{
using var colorSchemeStream = GetColorSchemeXmlStream(schemeName);
return(ColorSchemeReader.ReadColorScheme(colorSchemeStream));
}
/// <summary>
/// Determines if any Classification foreground colors have been customized in Fonts and Colors.
/// </summary>
public bool AreForegroundColorsCustomized(SchemeName schemeName, Guid themeId)
{
AssertIsForeground();
// Ensure we are initialized
if (_fontAndColorStorage is null)
{
_fontAndColorStorage = _serviceProvider.GetService <
SVsFontAndColorStorage,
IVsFontAndColorStorage
>();
_fontAndColorUtilities = (IVsFontAndColorUtilities)_fontAndColorStorage !;
}
// Make no changes when in high contast mode or in unknown theme.
if (
SystemParameters.HighContrast ||
!_colorSchemes.TryGetValue(schemeName, out var colorScheme) ||
!colorScheme.TryGetValue(themeId, out var colorSchemeTheme)
)
{
return(false);
}
var coreThemeColors =
(themeId == KnownColorThemes.Dark)
? DarkThemeForeground
: BlueLightThemeForeground;
// Open Text Editor category for readonly access and do not load items if they are defaulted.
if (
_fontAndColorStorage.OpenCategory(
TextEditorMEFItemsColorCategory,
(uint)__FCSTORAGEFLAGS.FCSF_READONLY
) != VSConstants.S_OK
)
{
// We were unable to access color information.
return(false);
}
try
{
foreach (var classification in Classifications)
{
var colorItems = new ColorableItemInfo[1];
if (
_fontAndColorStorage.GetItem(classification, colorItems)
!= VSConstants.S_OK
)
{
// Classifications that are still defaulted will not have entries.
continue;
}
var colorItem = colorItems[0];
if (
IsClassificationCustomized(
coreThemeColors,
colorSchemeTheme,
colorItem,
classification
)
)
{
return(true);
}
}
}
finally
{
_fontAndColorStorage.CloseCategory();
}
return(false);
}
