public void Templated_Children_Should_Have_TemplatedParent_Set()
{
var target = new TestTemplatedControl
{
Template = new FuncControlTemplate(_ =>
{
return(new StackPanel
{
Children = new Controls
{
new TextBlock
{
}
}
});
}),
};
target.ApplyTemplate();
var panel = target.GetTemplateChildren().OfType <StackPanel>().Single();
var textBlock = target.GetTemplateChildren().OfType <TextBlock>().Single();
Assert.Equal(target, panel.TemplatedParent);
Assert.Equal(target, textBlock.TemplatedParent);
}
public void GetTemplateChildren_Should_Not_Return_Nested_Template_Controls()
{
var target = new TestTemplatedControl();
var border1 = new Border { Name = "border1", TemplatedParent = target };
var inner = new TestTemplatedControl { Name = "inner", TemplatedParent = target };
var border2 = new Border { Name = "border2", TemplatedParent = inner };
var border3 = new Border { Name = "border3", TemplatedParent = inner };
var border4 = new Border { Name = "border4", TemplatedParent = target };
var border5 = new Border { Name = "border5", TemplatedParent = null };
target.AddVisualChild(border1);
border1.Child = inner;
inner.AddVisualChild(border2);
inner.AddVisualChild(border3);
border3.Child = border4;
border4.Child = border5;
var result = target.GetTemplateChildren().Select(x => x.Name).ToArray();
Assert.Equal(new[] { "border1", "inner", "border4" }, result);
}
public void Presenter_Children_Should_Not_Have_TemplatedParent_Set()
{
var target = new TestTemplatedControl
{
Template = new FuncControlTemplate(_ =>
{
return(new ContentPresenter
{
Content = new TextBlock
{
}
});
}),
};
target.ApplyTemplate();
var presenter = target.GetTemplateChildren().OfType <ContentPresenter>().Single();
var textBlock = (TextBlock)presenter.Child;
Assert.Equal(target, presenter.TemplatedParent);
Assert.Null(textBlock.TemplatedParent);
}
public void Nested_Templated_Controls_Have_Correct_TemplatedParent()
{
var target = new TestTemplatedControl
{
Template = new ControlTemplate(_ =>
{
return new ContentControl
{
Template = new ControlTemplate(parent =>
{
return new Border
{
Child = new ContentPresenter
{
[~ContentPresenter.ContentProperty] = parent.GetObservable(ContentControl.ContentProperty),
}
};
}),
Content = new TextBlock
{
}
};
}),
};
target.ApplyTemplate();
var contentControl = target.GetTemplateChildren().OfType<ContentControl>().Single();
var border = contentControl.GetTemplateChildren().OfType<Border>().Single();
var presenter = contentControl.GetTemplateChildren().OfType<ContentPresenter>().Single();
var textBlock = (TextBlock)presenter.Content;
Assert.Equal(target, contentControl.TemplatedParent);
Assert.Equal(contentControl, border.TemplatedParent);
Assert.Equal(contentControl, presenter.TemplatedParent);
Assert.Equal(target, textBlock.TemplatedParent);
}
public void Nested_Templated_Controls_Have_Correct_TemplatedParent()
{
var target = new TestTemplatedControl
{
Template = new FuncControlTemplate(_ =>
{
return(new ContentControl
{
Template = new FuncControlTemplate(parent =>
{
return new Border
{
Child = new ContentPresenter
{
[~ContentPresenter.ContentProperty] = parent.GetObservable(ContentControl.ContentProperty),
}
};
}),
Content = new TextBlock
{
}
});
}),
};
target.ApplyTemplate();
var contentControl = target.GetTemplateChildren().OfType <ContentControl>().Single();
var border = contentControl.GetTemplateChildren().OfType <Border>().Single();
var presenter = contentControl.GetTemplateChildren().OfType <ContentPresenter>().Single();
var textBlock = (TextBlock)presenter.Content;
Assert.Equal(target, contentControl.TemplatedParent);
Assert.Equal(contentControl, border.TemplatedParent);
Assert.Equal(contentControl, presenter.TemplatedParent);
Assert.Equal(target, textBlock.TemplatedParent);
}
public void Presenter_Children_Should_Not_Have_TemplatedParent_Set()
{
var target = new TestTemplatedControl
{
Template = new ControlTemplate(_ =>
{
return new ContentPresenter
{
Content = new TextBlock
{
}
};
}),
};
target.ApplyTemplate();
var presenter = target.GetTemplateChildren().OfType<ContentPresenter>().Single();
var textBlock = (TextBlock)presenter.Child;
Assert.Equal(target, presenter.TemplatedParent);
Assert.Null(textBlock.TemplatedParent);
}
public void Templated_Children_Should_Have_TemplatedParent_Set()
{
var target = new TestTemplatedControl
{
Template = new ControlTemplate(_ =>
{
return new StackPanel
{
Children = new Controls
{
new TextBlock
{
}
}
};
}),
};
target.ApplyTemplate();
var panel = target.GetTemplateChildren().OfType<StackPanel>().Single();
var textBlock = target.GetTemplateChildren().OfType<TextBlock>().Single();
Assert.Equal(target, panel.TemplatedParent);
Assert.Equal(target, textBlock.TemplatedParent);
}