/// <summary>
/// Get the current defined appearance
/// </summary>
/// <returns></returns>
public static DesktopAppearance GetAppearance()
{
string theme = GetTheme();
if (theme.ToLowerInvariant() == AeroString.ToLowerInvariant())
{
if (IsDwmEnabled)
{
return(DesktopAppearance.AeroWithComposition);
}
else
{
return(DesktopAppearance.AeroWithoutComposition);
}
}
else if (theme.ToLowerInvariant() == LunaString.ToLowerInvariant())
{
string colorScheme = GetThemeStyle();
if (colorScheme.ToLowerInvariant() == LunaMetallicString.ToLowerInvariant())
{
return(DesktopAppearance.LunaMetallic);
}
else if (colorScheme.ToLowerInvariant() == LunaHomesteadString.ToLowerInvariant())
{
return(DesktopAppearance.LunaHomestead);
}
else
{
return(DesktopAppearance.LunaNormalColor);
}
}
else if (theme.ToLowerInvariant() == WindowsClassicString.ToLowerInvariant())
{
return(DesktopAppearance.WindowsClassic);
}
else
{
return(DesktopAppearance.Unrecognized);
}
}
/// <summary>
/// Gets the collection of supported appearances on this machine
/// </summary>
/// <returns></returns>
public static DesktopAppearance[] GetAvailableAppearances()
{
ArrayList appearanceList = new ArrayList();
string[] availableThemes = GetAvailableThemes();
foreach (string theme in availableThemes)
{
if (theme.ToLowerInvariant() == AeroString.ToLowerInvariant())
{
appearanceList.Add(DesktopAppearance.AeroWithoutComposition);
if (IsDwmCompositionSupported)
{
appearanceList.Add(DesktopAppearance.AeroWithComposition);
}
}
else if (theme.ToLowerInvariant() == LunaString.ToLowerInvariant())
{
appearanceList.Add(DesktopAppearance.LunaNormalColor);
appearanceList.Add(DesktopAppearance.LunaMetallic);
appearanceList.Add(DesktopAppearance.LunaHomestead);
}
else if (theme.ToLowerInvariant() == RoyaleString.ToLowerInvariant())
{
appearanceList.Add(DesktopAppearance.Royale);
}
else if (theme.ToLowerInvariant() == WindowsClassicString.ToLowerInvariant())
{
appearanceList.Add(DesktopAppearance.WindowsClassic);
}
}
DesktopAppearance[] availableAppearances = new DesktopAppearance[appearanceList.Count];
appearanceList.CopyTo(availableAppearances);
return(availableAppearances);
}
/// <summary>
/// Change the theme, style, and color scheme to match a defined appearance
/// </summary>
/// <param name="appearance">the desired defined appearance</param>
public static void SetAppearance(DesktopAppearance appearance)
{
if (appearance == GetAppearance())
{
return;
}
else if ((!new ArrayList(GetAvailableAppearances()).Contains(appearance)))
{
throw new ArgumentException("The appearance '" + appearance + "' is not currently available.", appearance.ToString());
}
string themeName = GetTheme();
string styleFilename = null;
// This is only needed if a change in color scheme is required (for Luna and Aero)
UIHandler appearanceUIHandler = null;
if (appearance == DesktopAppearance.LunaNormalColor ||
appearance == DesktopAppearance.LunaMetallic ||
appearance == DesktopAppearance.LunaHomestead)
{
// First ensure the theme is set to Luna
if (themeName.ToLowerInvariant() != LunaString.ToLowerInvariant())
{
SetTheme(LunaString);
themeName = GetTheme();
if (themeName.ToLowerInvariant() != LunaString.ToLowerInvariant())
{
throw new ArgumentException("Failed to change to the theme '" + LunaString + "'.", appearance.ToString());
}
}
// Build the path for the Luna.msstyles file
styleFilename = Path.Combine(themeDirectory, themeName + @"\" + themeName + ".msstyles");
if (!File.Exists(styleFilename))
{
throw new ArgumentException("The msstyles file '" + styleFilename + "' does not exist.", appearance.ToString());
}
string lunaResourceString = "";
// Get the localized string to select in the color scheme menu
if (appearance == DesktopAppearance.LunaMetallic)
{
lunaResourceString = Microsoft.Test.Loaders.ResourceHelper.GetUnmanagedResourceString(styleFilename, 1001);
}
else if (appearance == DesktopAppearance.LunaHomestead)
{
lunaResourceString = Microsoft.Test.Loaders.ResourceHelper.GetUnmanagedResourceString(styleFilename, 1002);
}
else
{
lunaResourceString = Microsoft.Test.Loaders.ResourceHelper.GetUnmanagedResourceString(styleFilename, 1000);
}
// Use the UIHandler for the XP Appearance dialog
appearanceUIHandler = new ChangeXPAppearanceUIHandler(lunaResourceString);
}
else if (appearance == DesktopAppearance.AeroWithoutComposition ||
appearance == DesktopAppearance.AeroWithComposition)
{
// First ensure the theme is set to Aero
if (themeName.ToLowerInvariant() != AeroString.ToLowerInvariant())
{
SetTheme(AeroString);
themeName = GetTheme();
if (themeName.ToLowerInvariant() != AeroString.ToLowerInvariant())
{
throw new ArgumentException("Failed to change to the theme '" + AeroString + "'.", appearance.ToString());
}
}
// Build the path to Aero.msstyles
styleFilename = Path.Combine(themeDirectory, themeName + @"\" + themeName + ".msstyles");
if (!File.Exists(styleFilename))
{
throw new ArgumentException("The msstyles file '" + styleFilename + "' does not exist.", appearance.ToString());
}
// Use the UIHandler for the Vista Appearance dialog
appearanceUIHandler = new ChangeVistaAppearanceUIHandler(appearance);
}
else if (appearance == DesktopAppearance.Royale)
{
// Change the theme to Royale
if (themeName.ToLowerInvariant() != RoyaleString.ToLowerInvariant())
{
SetTheme(RoyaleString);
themeName = GetTheme();
if (themeName.ToLowerInvariant() != RoyaleString.ToLowerInvariant())
{
throw new ArgumentException("Failed to change to the theme '" + RoyaleString + "'.", appearance.ToString());
}
}
}
else if (appearance == DesktopAppearance.WindowsClassic)
{
// Change the theme to Classic
if (themeName.ToLowerInvariant() != WindowsClassicString.ToLowerInvariant())
{
SetTheme(WindowsClassicString);
themeName = GetTheme();
if (themeName.ToLowerInvariant() != WindowsClassicString.ToLowerInvariant())
{
throw new ArgumentException("Failed to change to the theme '" + WindowsClassicString + "'.", appearance.ToString());
}
}
}
if (appearanceUIHandler != null)
{
//Get the active window since the window activation will be lost by lauching the display properties
IntPtr activehWnd = GetForegroundWindow();
ApplicationMonitor appMonitor = new ApplicationMonitor();
try
{
//invoke the msstyles file and handle the dispay config UI
appMonitor.RegisterUIHandler(appearanceUIHandler, "rundll32", null, UIHandlerNotification.Visible);
appMonitor.StartProcess(styleFilename);
if (!appMonitor.WaitForUIHandlerAbort(60000))
{
throw new TimeoutException("The 60 second timeout occured while waiting for themes to change.");
}
}
finally
{
//Stop the AppMonitor (this will kill rundll32 if it has not exited... hopefuly this wont leave the machine in a bad state if it a timeout occurs
appMonitor.Close();
//Restore the active window
if (activehWnd != IntPtr.Zero)
{
SetForegroundWindow(activehWnd);
}
}
}
if (GetAppearance() != appearance)
{
throw new Exception("Unable to change appearance.");
}
}