public void Should_Bind_To_Element()
{
TextBlock source;
ContentControl target;
var root = new TestRoot
{
Child = new StackPanel
{
Children = new Controls.Controls
{
(source = new TextBlock
{
Name = "source",
Text = "foo",
}),
(target = new ContentControl
{
Name = "target",
})
}
}
};
var binding = new Binding
{
ElementName = "source",
};
target.Bind(ContentControl.ContentProperty, binding);
Assert.Same(source, target.Content);
}
public void Should_Bind_To_Element_Path()
{
TextBlock target;
var root = new TestRoot
{
Child = new StackPanel
{
Children = new Controls.Controls
{
new TextBlock
{
Name = "source",
Text = "foo",
},
(target = new TextBlock
{
Name = "target",
})
}
}
};
var binding = new Binding
{
ElementName = "source",
Path = "Text",
};
target.Bind(TextBox.TextProperty, binding);
Assert.Equal("foo", target.Text);
}
public void Adding_To_Logical_Tree_Should_Reevaluate_DataTemplates()
{
var target = new ContentPresenter
{
Content = "Foo",
};
target.UpdateChild();
Assert.IsType<TextBlock>(target.Child);
var root = new TestRoot
{
DataTemplates = new DataTemplates
{
new FuncDataTemplate<string>(x => new Decorator()),
},
};
root.Child = target;
target.ApplyTemplate();
Assert.IsType<Decorator>(target.Child);
}
public void Should_Bind_To_Later_Added_Element()
{
ContentControl target;
StackPanel stackPanel;
var root = new TestRoot
{
Child = stackPanel = new StackPanel
{
Children = new Controls.Controls
{
(target = new ContentControl
{
Name = "target",
}),
}
}
};
var binding = new Binding
{
ElementName = "source",
};
target.Bind(ContentControl.ContentProperty, binding);
var source = new TextBlock
{
Name = "source",
Text = "foo",
};
stackPanel.Children.Add(source);
Assert.Same(source, target.Content);
}
public void Templated_Control_With_Popup_In_Template_Should_Set_TemplatedParent()
{
using (CreateServices())
{
PopupContentControl target;
var root = new TestRoot
{
Child = target = new PopupContentControl
{
Content = new Border(),
Template = new FuncControlTemplate<PopupContentControl>(PopupContentControlTemplate),
}
};
target.ApplyTemplate();
var popup = (Popup)target.GetTemplateChildren().First(x => x.Name == "popup");
popup.Open();
var popupRoot = popup.PopupRoot;
var children = popupRoot.GetVisualDescendents().ToList();
var types = children.Select(x => x.GetType().Name).ToList();
Assert.Equal(
new[]
{
"ContentPresenter",
"ContentPresenter",
"Border",
},
types);
var templatedParents = children
.OfType<IControl>()
.Select(x => x.TemplatedParent).ToList();
Assert.Equal(
new object[]
{
popupRoot,
target,
null,
},
templatedParents);
}
}
public void Nested_TemplatedControls_Should_Register_With_Correct_NameScope()
{
var target = new ContentControl
{
Template = new FuncControlTemplate<ContentControl>(ScrollingContentControlTemplate),
Content = "foo"
};
var root = new TestRoot { Child = target };
target.ApplyTemplate();
var border = target.GetVisualChildren().FirstOrDefault();
Assert.IsType<Border>(border);
var scrollViewer = border.GetVisualChildren().FirstOrDefault();
Assert.IsType<ScrollViewer>(scrollViewer);
((ScrollViewer)scrollViewer).ApplyTemplate();
var scrollContentPresenter = scrollViewer.GetVisualChildren().FirstOrDefault();
Assert.IsType<ScrollContentPresenter>(scrollContentPresenter);
((ContentPresenter)scrollContentPresenter).UpdateChild();
var contentPresenter = scrollContentPresenter.GetVisualChildren().FirstOrDefault();
Assert.IsType<ContentPresenter>(contentPresenter);
var borderNs = NameScope.GetNameScope((Control)border);
var scrollContentPresenterNs = NameScope.GetNameScope((Control)scrollContentPresenter);
Assert.NotNull(borderNs);
Assert.Same(scrollViewer, borderNs.Find("ScrollViewer"));
Assert.Same(contentPresenter, borderNs.Find("PART_ContentPresenter"));
Assert.Same(scrollContentPresenter, scrollContentPresenterNs.Find("PART_ContentPresenter"));
}
public void Templated_Children_Should_Be_Styled()
{
using (UnitTestApplication.Start(TestServices.MockStyler))
{
TestTemplatedControl target;
var root = new TestRoot
{
Child = target = new TestTemplatedControl
{
Template = new FuncControlTemplate(_ =>
{
return new StackPanel
{
Children = new Controls
{
new TextBlock
{
}
}
};
}),
}
};
target.ApplyTemplate();
var styler = Mock.Get(UnitTestApplication.Current.Services.Styler);
styler.Verify(x => x.ApplyStyles(It.IsAny<TestTemplatedControl>()), Times.Once());
styler.Verify(x => x.ApplyStyles(It.IsAny<StackPanel>()), Times.Once());
styler.Verify(x => x.ApplyStyles(It.IsAny<TextBlock>()), Times.Once());
}
}
