/// <summary/>
public override DisplayThemeStateValue GetValue()
{
string themeFilename = DisplayConfiguration.GetThemeFilename();
//If we query on a backed up theme, the BACKUP words will show up
//API returns Windows Classic if no theme is found (Server 2003 for example)
string themeName = DisplayConfiguration.GetTheme().Replace(BackupStr, string.Empty);
//If the theme manager is disabled or there's no theme selected, return windows classic
if (!DisplayConfiguration.IsThemeEnabled || themeFilename == null)
{
return(new DisplayThemeStateValue(themeName, null));
}
//If the theme has been customized, make sure we back it up
string modifiedThemeName = Registry.GetValue(@"HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Themes\LastTheme", "DisplayName of Modified", null) as string;
if (!String.IsNullOrEmpty(modifiedThemeName))
{
//Need to save theme
themeFilename = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData), String.Format("{0}{1}.theme", themeName, BackupStr));
DisplayConfiguration.SaveCurrentTheme(themeFilename);
}
return(new DisplayThemeStateValue(themeName, themeFilename));
}
/// <summary/>
public override bool SetValue(DisplayThemeStateValue value, object action)
{
if (!String.IsNullOrEmpty(value.ThemeFilename))
{
if (!string.Equals(DisplayConfiguration.GetThemeFilename(), value.ThemeFilename, StringComparison.InvariantCultureIgnoreCase))
{
DisplayConfiguration.SetCustomTheme(value.ThemeFilename);
}
return(String.Equals(DisplayConfiguration.GetThemeFilename(), value.ThemeFilename, StringComparison.InvariantCultureIgnoreCase));
}
else if (!String.IsNullOrEmpty(value.Theme))
{
//If we have no theme file information, we need to ensure we are using the right theme by switching
//
DisplayConfiguration.SetTheme(value.Theme);
return(DisplayConfiguration.GetTheme().Equals(value.Theme, StringComparison.InvariantCultureIgnoreCase));
}
return(false);
}