private void ChangeThemeCmd_Executed(object s, ExecutedRoutedEventArgs e, System.Windows.Threading.Dispatcher disp)
{
ThemesVM.EnTheme oldTheme = ThemesVM.EnTheme.Generic;
try
{
if (e == null)
{
return;
}
if (e.Parameter == null)
{
return;
}
// Check if request is available
if (e.Parameter is Themes.ThemesVM.EnTheme == false)
{
return;
}
Themes.ThemesVM.EnTheme t = (Themes.ThemesVM.EnTheme)e.Parameter;
oldTheme = this.Config.CurrentTheme;
// The Work to perform on another thread
ThreadStart start = delegate
{
// This works in the UI tread using the dispatcher with highest Priority
disp.Invoke(DispatcherPriority.Send,
(Action)(() =>
{
try
{
this.Config.CurrentTheme = t;
}
catch (Exception exp)
{
logger.ErrorException(exp.Message, exp);
Edi.Msg.Box.Show(exp, App.IssueTrackerText, MsgBoxButtons.OK, MsgBoxImage.Error, MsgBoxResult.NoDefaultButton,
App.IssueTrackerLink, App.IssueTrackerLink, App.IssueTrackerText, null, true);
}
}));
};
// Create the thread and kick it started!
Thread thread = new Thread(start);
thread.Start();
}
catch (Exception exp)
{
this.Config.CurrentTheme = oldTheme;
logger.ErrorException(exp.Message, exp);
Edi.Msg.Box.Show(exp, App.IssueTrackerText, MsgBoxButtons.OK, MsgBoxImage.Error, MsgBoxResult.NoDefaultButton,
App.IssueTrackerLink, App.IssueTrackerLink, App.IssueTrackerText, null, true);
}
}
/// <summary>
/// Change WPF theme to theme supplied in <paramref name="themeToSwitchTo"/>
///
/// This method can be called when the theme is to be reseted by all means
/// (eg.: when powering application up).
///
/// !!! Use the <seealso cref="CurrentTheme"/> property to change !!!
/// !!! the theme when App is running !!!
/// </summary>
/// <param name="themeToSwitchTo"></param>
public void ResetTheme(object sender, EventArgs args)
{
Themes.ThemesVM.EnTheme themeToSwitchTo = Themes.ThemesVM.EnTheme.Aero;
if (this.Config != null)
{
themeToSwitchTo = this.Config.CurrentTheme;
this.SwitchToSelectedTheme(null, themeToSwitchTo);
}
}
/// <summary>
/// Attempt to switch to the theme as stated in <paramref name="sParameter"/>.
/// The given name must map into the <seealso cref="Themes.ThemesVM.EnTheme"/> enumeration.
/// </summary>
/// <param name="sParameter"></param>
/// <param name="thisTheme"></param>
private bool SwitchToSelectedTheme(string sParameter = null,
Themes.ThemesVM.EnTheme thisTheme = Themes.ThemesVM.EnTheme.Aero)
{
const string themesModul = "Themes.dll";
try
{
if (sParameter != null)
{
thisTheme = Themes.ThemesVM.MapNameToEnum(sParameter); // Select theme by name if one was given
}
this.Skins.CurrentTheme = thisTheme;
string[] Uris = null;
switch (thisTheme)
{
case Themes.ThemesVM.EnTheme.Aero:
Uris = new string[2];
Uris[0] = "/Themes;component/Aero/Theme.xaml";
Uris[1] = "/AvalonDock.Themes.Aero;component/Theme.xaml";
break;
case Themes.ThemesVM.EnTheme.ExpressionDark:
Uris = new string[3];
Uris[0] = "/Themes;component/ExpressionDark/Theme.xaml";
Uris[1] = "/Edi;component/Themes/Expressiondark.xaml";
Uris[2] = "/AvalonDock.Themes.ExpressionDark;component/Theme.xaml";
break;
case Themes.ThemesVM.EnTheme.VS2010:
Uris = new string[2];
Uris[0] = "/Themes;component/VS2010/Theme.xaml";
Uris[1] = "/AvalonDock.Themes.VS2010;component/Theme.xaml";
break;
case Themes.ThemesVM.EnTheme.Generic:
Uris = new string[1];
Uris[0] = "/Themes;component/Generic/Theme.xaml";
break;
default:
break;
}
if (Uris != null)
{
Application.Current.Resources.MergedDictionaries.Clear();
string ThemesPathFileName = Assembly.GetEntryAssembly().Location;
ThemesPathFileName = System.IO.Path.GetDirectoryName(ThemesPathFileName);
ThemesPathFileName = System.IO.Path.Combine(ThemesPathFileName, themesModul);
Assembly assembly = Assembly.LoadFrom(ThemesPathFileName);
if (System.IO.File.Exists(ThemesPathFileName) == false)
{
Edi.Msg.Box.Show(string.Format(CultureInfo.CurrentCulture, "Cannot find Path to: '{0}'\n\n" +
"Please make sure this module is accesible.", themesModul), "Error",
MsgBoxButtons.OK, MsgBoxImage.Error);
return(false);
}
for (int i = 0; i < Uris.Length; i++)
{
try
{
Uri Res = new Uri(Uris[i], UriKind.Relative);
ResourceDictionary dictionary = Application.LoadComponent(Res) as ResourceDictionary;
if (dictionary != null)
{
Application.Current.Resources.MergedDictionaries.Add(dictionary);
}
}
catch (Exception Exp)
{
Edi.Msg.Box.Show(Exp, string.Format(CultureInfo.CurrentCulture, "'{0}'", Uris[i]), MsgBoxButtons.OK, MsgBoxImage.Error);
}
}
}
}
catch (Exception exp)
{
Edi.Msg.Box.Show(exp, "Error", MsgBoxButtons.OK, MsgBoxImage.Error);
return(false);
}
return(true);
}
