public App()
{
HighlightingExtension.RegisterCustomHighlightingPatterns();
}
/// <summary>
/// Change WPF theme.
///
/// This method can be called when the theme is to be reseted by all means
/// (eg.: when powering application up).
///
/// !!! Use the CurrentTheme property to change !!!
/// !!! the theme when App is running !!!
/// </summary>
public void ResetTheme()
{
// Reset customized resources (if there are any from last change) and
// enforce reload of original values from resource dictionary
if (HighlightingManager.Instance.BackupDynResources != null)
{
try
{
foreach (string t in HighlightingManager.Instance.BackupDynResources)
{
Application.Current.Resources[t] = null;
}
}
catch
{
}
finally
{
HighlightingManager.Instance.BackupDynResources = null;
}
}
// Get WPF Theme definition from Themes Assembly
ThemeBase nextThemeToSwitchTo = this.mThemesManager.SelectedTheme;
this.SwitchToSelectedTheme(nextThemeToSwitchTo);
// Backup highlighting names (if any) and restore highlighting associations after reloading highlighting definitions
var HlNames = new List <string>();
foreach (EdiViewModel f in this.Documents)
{
if (f != null)
{
if (f.HighlightingDefinition != null)
{
HlNames.Add(f.HighlightingDefinition.Name);
}
else
{
HlNames.Add(null);
}
}
}
// Is the current theme configured with a highlighting theme???
////this.Config.FindHighlightingTheme(
HighlightingThemes hlThemes = nextThemeToSwitchTo.HighlightingStyles;
// Re-load all highlighting patterns and re-apply highlightings
HighlightingExtension.RegisterCustomHighlightingPatterns(hlThemes);
//Re-apply highlightings after resetting highlighting manager
List <EdiViewModel> l = this.Documents;
for (int i = 0; i < l.Count; i++)
{
if (l[i] != null)
{
if (HlNames[i] == null) // The highlighting is null if highlighting is switched off for this file(!)
{
continue;
}
IHighlightingDefinition hdef = HighlightingManager.Instance.GetDefinition(HlNames[i]);
if (hdef != null)
{
l[i].HighlightingDefinition = hdef;
}
}
}
var backupDynResources = new List <string>();
// Apply global styles to theming elements (dynamic resources in resource dictionary) of editor control
if (HighlightingManager.Instance.HlThemes != null)
{
foreach (WidgetStyle w in HighlightingManager.Instance.HlThemes.GlobalStyles)
{
ApplyWidgetStyle(w, backupDynResources);
}
}
if (backupDynResources.Count > 0)
{
HighlightingManager.Instance.BackupDynResources = backupDynResources;
}
}
internal static void InitSession()
{
HighlightingExtension.RegisterCustomHighlightingPatterns();
}