private void InstallTabTitlePath(DocumentView view)
{
if (!(view.Title is WindowFrameTitle title))
{
return;
}
var bindingExpression = BindingOperations.GetBindingExpression(title, WindowFrameTitle.TitleProperty);
if (!(bindingExpression?.DataItem is WindowFrame frame))
{
return;
}
var model = new TabModel(FixFileNameCase(frame.FrameMoniker.Filename));
frame.PropertyChanged += (sender, args) =>
{
if (args.PropertyName == nameof(WindowFrame.AnnotatedTitle))
{
model.FullPath = FixFileNameCase(frame.FrameMoniker.Filename);
}
};
_displayPathResolver.Add(model);
var viewModel = new TabViewModel(title, view.TabTitleTemplate, model);
SetTabViewModel(view, viewModel);
view.DocumentTabTitleTemplate = view.TabTitleTemplate =
(DataTemplate)Application.Current.FindResource("TabPathTemplate");
_viewModels.Add(view, viewModel);
frame.FrameDestroyed += (sender, args) =>
{
_displayPathResolver.Remove(_viewModels[view].Model);
_viewModels.Remove(view);
};
}
public void WhenNewTabIsAdded_UpdatePaths()
{
var models = new[]
{
new TabModel(@"c:\Directory1\1.txt"),
new TabModel(@"c:\Directory1\2.txt"),
new TabModel(@"c:\Directory2\1.txt"),
};
var resolver = new DisplayPathResolver
{
models[0],
models[1],
};
Assert.AreEqual(null, models[0].DisplayPath);
Assert.AreEqual(null, models[1].DisplayPath);
resolver.Add(models[2]);
Assert.AreEqual(@"c:\Directory1", models[0].DisplayPath);
Assert.AreEqual(null, models[1].DisplayPath);
Assert.AreEqual(@"c:\Directory2", models[2].DisplayPath);
}