private static void OnHighlighterChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
HighlightedTagsPanel panel = d as HighlightedTagsPanel;
if (panel != null)
{
ITagSource tagsource = panel.TagSource;
if (tagsource != null)
{
TextSplitter highlighter = e.NewValue as TextSplitter;
if (highlighter == null)
{
highlighter = new TextSplitter();
}
bool firstMatch = false;
int i = 0;
foreach (IHighlightableTagDataContext ctx in tagsource.TagDataContextCollection)
{
ctx.Highlighter = highlighter;
Control ctrl = (Control)panel.tagsPanel.Children[i];
if (!firstMatch && ctx.HasHighlights)
{
ctrl.BringIntoView();
firstMatch = true;
}
ctrl.Focusable = ctx.HasHighlights;
i++;
}
}
}
}
private static void OnTagSourceChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
HighlightedTagsPanel panel = d as HighlightedTagsPanel;
if (d != null)
{
ITagSource old = e.OldValue as ITagSource;
if (old != null)
{
old.CollectionChanged -= panel.OnTagdataContextCollectionChanged;
}
ITagSource newTagSource = e.NewValue as ITagSource;
if (newTagSource != null)
{
newTagSource.CollectionChanged += panel.OnTagdataContextCollectionChanged;
panel.OnTagdataContextCollectionChanged(newTagSource, new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Reset));
}
}
}
