private static void ThreadActivateTheme(object param)
{
if (!(param is ThreadParams))
{
Log.Error("param at ThreadActivateTheme has wrong type");
return;
}
ThreadParams threadParams = (ThreadParams)param;
GUIWaitCursor.Show();
// Need to initialize fonts and references if they change based on the theme.
// Check current theme.
bool initFonts = (GUIGraphicsContext.HasThemeSpecificSkinFile(@"\fonts.xml"));
bool initReferences = (GUIGraphicsContext.HasThemeSpecificSkinFile(@"\references.xml"));
// Change the theme and save this new setting.
SetTheme(threadParams._themeName);
SkinSettings.Save();
// Check new theme.
initFonts = initFonts || GUIGraphicsContext.HasThemeSpecificSkinFile(@"\fonts.xml");
initReferences = initReferences || GUIGraphicsContext.HasThemeSpecificSkinFile(@"\references.xml");
// Reset fonts if needed.
if (initFonts)
{
// Reinitializing the device while changing fonts freezes the UI.
// Add some sleep() to present the wait cursor animation for at least some user feedback.
Thread.Sleep(500);
GUIFontManager.ClearFontCache();
GUIFontManager.LoadFonts(GUIGraphicsContext.GetThemedSkinFile(@"\fonts.xml"));
GUIFontManager.InitializeDeviceObjects();
Thread.Sleep(500);
}
// Force a reload of the control references if needed.
if (initReferences)
{
GUIControlFactory.ClearReferences();
}
// Reactivate the current window and refocus on the control used to change the theme.
// This applies the new theme to the current window immediately.
GUIWindowManager.ResetAllControls();
GUIWindowManager.SendThreadCallbackAndWait((p1, p2, p3) =>
{
GUIWindowManager.ActivateWindow(p1, true, true, (int)p3);
return(0);
}, GUIWindowManager.ActiveWindow, 0, threadParams._focusControlId);
GUIWaitCursor.Hide();
}
public WaitCursor()
{
GUIWaitCursor.Show();
}