public void Invalidating_Child_Should_Remeasure_Parent()
{
var layoutManager = new LayoutManager();
using (AvaloniaLocator.EnterScope())
{
AvaloniaLocator.CurrentMutable.Bind<ILayoutManager>().ToConstant(layoutManager);
Border border;
StackPanel panel;
var root = new TestLayoutRoot
{
Child = panel = new StackPanel
{
Children = new Controls.Controls
{
(border = new Border())
}
}
};
layoutManager.ExecuteInitialLayoutPass(root);
Assert.Equal(new Size(0, 0), root.DesiredSize);
border.Width = 100;
border.Height = 100;
layoutManager.ExecuteLayoutPass();
Assert.Equal(new Size(100, 100), panel.DesiredSize);
}
}
public void Next_Continue_Returns_First_Control_In_Next_Sibling_Container()
{
Button current;
Button next;
var top = new StackPanel
{
Children = new Controls
{
new StackPanel
{
Children = new Controls
{
new Button { Name = "Button1" },
new Button { Name = "Button2" },
(current = new Button { Name = "Button3" }),
}
},
new StackPanel
{
Children = new Controls
{
(next = new Button { Name = "Button4" }),
new Button { Name = "Button5" },
new Button { Name = "Button6" },
}
},
}
};
var result = KeyboardNavigationHandler.GetNext(current, NavigationDirection.Next);
Assert.Equal(next, result);
}
public void Track_By_Name_Should_Find_Control_Added_Later()
{
StackPanel panel;
TextBlock relativeTo;
var root = new TestRoot
{
Child = (panel = new StackPanel
{
Children = new Controls.Controls
{
(relativeTo = new TextBlock
{
Name = "start"
}),
}
})
};
var locator = ControlLocator.Track(relativeTo, "target");
var target = new TextBlock { Name = "target" };
var result = new List<IControl>();
using (locator.Subscribe(x => result.Add(x)))
{
panel.Children.Add(target);
}
Assert.Equal(new[] { null, target }, result);
Assert.Equal(0, root.NameScopeRegisteredSubscribers);
Assert.Equal(0, root.NameScopeUnregisteredSubscribers);
}
public static void Build(MainWindow window)
{
// maxRow y maxCol deberían estar definidas en el ViewModel...
int maxRow = 9;
int maxCol = 5;
int i = 0;
Grid grdMain = window.FindControl <Grid>("grdMain");
for (int row = 0; row < maxRow; row++)
{
grdMain.RowDefinitions.Add(new RowDefinition {
Height = GridLength.Parse("*", CultureInfo.InstalledUICulture)
});
}
for (int col = 0; col < maxCol; col++)
{
grdMain.ColumnDefinitions.Add(new ColumnDefinition {
Width = GridLength.Parse("1*", CultureInfo.InstalledUICulture)
});
}
for (int row = 0; row < maxRow; row++)
{
for (int col = 0; col < maxCol; col++)
{
ButtonT b = new ButtonT("Boton Nro: " + i.ToString(), i);
var stackPanel = new Avalonia.Controls.StackPanel();
var textBlock = new Avalonia.Controls.TextBlock
{
[!TextBlock.TextProperty] = new Binding("Name")
};
stackPanel.Children.Add(textBlock);
var btn = new Avalonia.Controls.Button
{
Background = b.ButtonColor,
[!Button.BackgroundProperty] = b.ToBinding <SolidColorBrush>(),
[Grid.RowProperty] = row,
[Grid.ColumnProperty] = col,
// window.DataContext es null, por eso uso la instancia global del viewmodel :( )
Command = ReactiveCommand.Create <ButtonT>(MainWindowViewModel.Instance.RunTheThing),
CommandParameter = b,
Content = stackPanel,
DataContext = b
};
i++;
grdMain.Children.Add(btn);
}
}
}
public void Removing_From_Parent_Should_Invalidate_Measure_Of_Control_And_Descendents()
{
var panel = new StackPanel();
var child2 = new Border();
var child1 = new Border { Child = child2 };
panel.Children.Add(child1);
panel.Measure(new Size(double.PositiveInfinity, double.PositiveInfinity));
Assert.True(child1.IsMeasureValid);
Assert.True(child2.IsMeasureValid);
panel.Children.Remove(child1);
Assert.False(child1.IsMeasureValid);
Assert.False(child2.IsMeasureValid);
}
public void Invalidating_Child_Should_Not_Invalidate_Parent()
{
var panel = new StackPanel();
var child = new Border();
panel.Children.Add(child);
panel.Measure(new Size(double.PositiveInfinity, double.PositiveInfinity));
Assert.Equal(new Size(0, 0), panel.DesiredSize);
child.Width = 100;
child.Height = 100;
Assert.True(panel.IsMeasureValid);
Assert.False(child.IsMeasureValid);
panel.Measure(new Size(double.PositiveInfinity, double.PositiveInfinity));
Assert.Equal(new Size(0, 0), panel.DesiredSize);
}
public void Lays_Out_Children_Vertically()
{
var target = new StackPanel
{
Children = new Controls
{
new Border { Height = 20, Width = 120 },
new Border { Height = 30 },
new Border { Height = 50 },
}
};
target.Measure(Size.Infinity);
target.Arrange(new Rect(target.DesiredSize));
Assert.Equal(new Size(120, 100), target.Bounds.Size);
Assert.Equal(new Rect(0, 0, 120, 20), target.Children[0].Bounds);
Assert.Equal(new Rect(0, 20, 120, 30), target.Children[1].Bounds);
Assert.Equal(new Rect(0, 50, 120, 50), target.Children[2].Bounds);
}
public void Lays_Out_Children_Horizontally()
{
var target = new StackPanel
{
Orientation = Orientation.Horizontal,
Children = new Controls
{
new Border { Width = 20, Height = 120 },
new Border { Width = 30 },
new Border { Width = 50 },
}
};
target.Measure(Size.Infinity);
target.Arrange(new Rect(target.DesiredSize));
Assert.Equal(new Size(100, 120), target.Bounds.Size);
Assert.Equal(new Rect(0, 0, 20, 120), target.Children[0].Bounds);
Assert.Equal(new Rect(20, 0, 30, 120), target.Children[1].Bounds);
Assert.Equal(new Rect(50, 0, 50, 120), target.Children[2].Bounds);
}
public void Down_Contained_Stops_At_End()
{
StackPanel container;
Button current;
Button next;
var top = new StackPanel
{
Children = new Controls
{
(container = new StackPanel
{
[KeyboardNavigation.DirectionalNavigationProperty] = KeyboardNavigationMode.Contained,
Children = new Controls
{
(next = new Button { Name = "Button1" }),
new Button { Name = "Button2" },
(current = new Button { Name = "Button3" }),
}
}),
new StackPanel
{
[KeyboardNavigation.DirectionalNavigationProperty] = KeyboardNavigationMode.Contained,
Children = new Controls
{
new Button { Name = "Button4" },
new Button { Name = "Button5" },
new Button { Name = "Button6" },
}
},
}
};
var result = KeyboardNavigationHandler.GetNext(current, NavigationDirection.Down);
Assert.Null(result);
}
public void Down_Continue_Returns_Down_Control_In_Container()
{
Button current;
Button next;
var top = new StackPanel
{
Children = new Controls
{
new StackPanel
{
[KeyboardNavigation.DirectionalNavigationProperty] = KeyboardNavigationMode.Continue,
Children = new Controls
{
new Button { Name = "Button1" },
(current = new Button { Name = "Button2" }),
(next = new Button { Name = "Button3" }),
}
},
new StackPanel
{
[KeyboardNavigation.DirectionalNavigationProperty] = KeyboardNavigationMode.Continue,
Children = new Controls
{
new Button { Name = "Button4" },
new Button { Name = "Button5" },
new Button { Name = "Button6" },
}
},
}
};
var result = KeyboardNavigationHandler.GetNext(current, NavigationDirection.Down);
Assert.Equal(next, result);
}
public void Previous_Contained_Returns_Previous_Control_In_Container()
{
StackPanel container;
Button current;
Button next;
var top = new StackPanel
{
Children = new Controls
{
(container = new StackPanel
{
[KeyboardNavigation.TabNavigationProperty] = KeyboardNavigationMode.Contained,
Children = new Controls
{
(next = new Button { Name = "Button1" }),
(current = new Button { Name = "Button2" }),
new Button { Name = "Button3" },
}
}),
new StackPanel
{
Children = new Controls
{
new Button { Name = "Button4" },
new Button { Name = "Button5" },
new Button { Name = "Button6" },
}
},
}
};
var result = KeyboardNavigationHandler.GetNext(current, NavigationDirection.Previous);
Assert.Equal(next, result);
}
private static void UpdateXaml2(Dictionary<string, object> dic)
{
var xamlInfo = new DesignerApiXamlFileInfo(dic);
Window window;
Control control;
using (PlatformManager.DesignerMode())
{
var loader = new AvaloniaXamlLoader();
var stream = new MemoryStream(Encoding.UTF8.GetBytes(xamlInfo.Xaml));
Uri baseUri = null;
if (xamlInfo.AssemblyPath != null)
{
//Fabricate fake Uri
baseUri =
new Uri("resm:Fake.xaml?assembly=" + Path.GetFileNameWithoutExtension(xamlInfo.AssemblyPath));
}
var loaded = loader.Load(stream, null, baseUri);
var styles = loaded as Styles;
if (styles != null)
{
var substitute = Design.GetPreviewWith(styles) ??
styles.Select(Design.GetPreviewWith).FirstOrDefault(s => s != null);
if (substitute != null)
{
substitute.Styles.AddRange(styles);
control = substitute;
}
else
control = new StackPanel
{
Children =
{
new TextBlock {Text = "Styles can't be previewed without Design.PreviewWith. Add"},
new TextBlock {Text = "<Design.PreviewWith>"},
new TextBlock {Text = " <Border Padding=20><!-- YOUR CONTROL FOR PREVIEW HERE--></Border>"},
new TextBlock {Text = "<Design.PreviewWith>"},
new TextBlock {Text = "before setters in your first Style"}
}
};
}
if (loaded is Application)
control = new TextBlock {Text = "Application can't be previewed in design view"};
else
control = (Control) loaded;
window = control as Window;
if (window == null)
{
window = new Window() {Content = (Control)control};
}
if (!window.IsSet(Window.SizeToContentProperty))
window.SizeToContent = SizeToContent.WidthAndHeight;
}
s_currentWindow?.Close();
s_currentWindow = window;
window.Show();
Design.ApplyDesignerProperties(window, control);
Api.OnWindowCreated?.Invoke(window.PlatformImpl.Handle.Handle);
Api.OnResize?.Invoke();
}
public void Previous_Once_Moves_To_First_Element()
{
Button current;
Button next;
var top = new StackPanel
{
Children = new Controls
{
new StackPanel
{
[KeyboardNavigation.TabNavigationProperty] = KeyboardNavigationMode.Once,
Children = new Controls
{
(next = new Button { Name = "Button1" }),
new Button { Name = "Button2" },
new Button { Name = "Button3" },
}
},
new StackPanel
{
Children = new Controls
{
(current = new Button { Name = "Button4" }),
new Button { Name = "Button5" },
new Button { Name = "Button6" },
}
},
}
};
var result = KeyboardNavigationHandler.GetNext(current, NavigationDirection.Previous);
Assert.Equal(next, result);
}
public void Previous_Contained_Stops_At_Beginning()
{
Button current;
var top = new StackPanel
{
Children = new Controls
{
new StackPanel
{
[KeyboardNavigation.TabNavigationProperty] = KeyboardNavigationMode.Contained,
Children = new Controls
{
(current = new Button { Name = "Button1" }),
new Button { Name = "Button2" },
new Button { Name = "Button3" },
}
},
new StackPanel
{
Children = new Controls
{
new Button { Name = "Button4" },
new Button { Name = "Button5" },
new Button { Name = "Button6" },
}
},
}
};
var result = KeyboardNavigationHandler.GetNext(current, NavigationDirection.Previous);
Assert.Null(result);
}
public void Next_Continue_Doesnt_Enter_Panel_With_TabNavigation_None()
{
Button current;
Button next;
var top = new StackPanel
{
Children = new Controls
{
new StackPanel
{
Children = new Controls
{
(next = new Button { Name = "Button1" }),
new Button { Name = "Button2" },
(current = new Button { Name = "Button3" }),
}
},
new StackPanel
{
[KeyboardNavigation.TabNavigationProperty] = KeyboardNavigationMode.None,
Children = new Controls
{
new StackPanel
{
Children = new Controls
{
new Button { Name = "Button4" },
new Button { Name = "Button5" },
new Button { Name = "Button6" },
}
},
}
}
}
};
var result = KeyboardNavigationHandler.GetNext(current, NavigationDirection.Next);
Assert.Equal(next, result);
}
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 Next_Cycle_Wraps_To_First()
{
Button current;
Button next;
var top = new StackPanel
{
Children = new Controls
{
new StackPanel
{
[KeyboardNavigation.TabNavigationProperty] = KeyboardNavigationMode.Cycle,
Children = new Controls
{
(next = new Button { Name = "Button1" }),
new Button { Name = "Button2" },
(current = new Button { Name = "Button3" }),
}
},
new StackPanel
{
Children = new Controls
{
new Button { Name = "Button4" },
new Button { Name = "Button5" },
new Button { Name = "Button6" },
}
},
}
};
var result = KeyboardNavigationHandler.GetNext(current, NavigationDirection.Next);
Assert.Equal(next, result);
}
public void Previous_Contained_Doesnt_Select_Child_Control()
{
Decorator current;
var top = new StackPanel
{
[KeyboardNavigation.TabNavigationProperty] = KeyboardNavigationMode.Contained,
Children = new Controls
{
(current = new Decorator
{
Focusable = true,
Child = new Button(),
})
}
};
var result = KeyboardNavigationHandler.GetNext(current, NavigationDirection.Previous);
Assert.Null(result);
}
public void Track_By_Name_Should_Track_Removal_And_Readd()
{
StackPanel panel;
TextBlock target;
TextBlock relativeTo;
var root = new TestRoot
{
Child = panel = new StackPanel
{
Children = new Controls.Controls
{
(target = new TextBlock { Name = "target" }),
(relativeTo = new TextBlock { Name = "start" }),
}
}
};
var locator = ControlLocator.Track(relativeTo, "target");
var result = new List<IControl>();
locator.Subscribe(x => result.Add(x));
var other = new TextBlock { Name = "target" };
panel.Children.Remove(target);
panel.Children.Add(other);
Assert.Equal(new[] { target, null, other }, result);
}
public void Down_None_Does_Nothing()
{
Button current;
var top = new StackPanel
{
Children = new Controls
{
new StackPanel
{
[KeyboardNavigation.DirectionalNavigationProperty] = KeyboardNavigationMode.None,
Children = new Controls
{
new Button { Name = "Button1" },
(current = new Button { Name = "Button2" }),
new Button { Name = "Button3" },
}
},
new StackPanel
{
[KeyboardNavigation.DirectionalNavigationProperty] = KeyboardNavigationMode.Contained,
Children = new Controls
{
new Button { Name = "Button4" },
new Button { Name = "Button5" },
new Button { Name = "Button6" },
}
},
}
};
var result = KeyboardNavigationHandler.GetNext(current, NavigationDirection.Down);
Assert.Null(result);
}
public void Down_Continue_Returns_Child_Of_Top_Level()
{
Button next;
var top = new StackPanel
{
[KeyboardNavigation.DirectionalNavigationProperty] = KeyboardNavigationMode.Continue,
Children = new Controls
{
(next = new Button { Name = "Button1" }),
}
};
var result = KeyboardNavigationHandler.GetNext(top, NavigationDirection.Down);
Assert.Equal(next, result);
}
public void Up_Cycle_Wraps_To_Last()
{
StackPanel container;
Button current;
Button next;
var top = new StackPanel
{
Children = new Controls
{
(container = new StackPanel
{
[KeyboardNavigation.DirectionalNavigationProperty] = KeyboardNavigationMode.Cycle,
Children = new Controls
{
(current = new Button { Name = "Button1" }),
new Button { Name = "Button2" },
(next = new Button { Name = "Button3" }),
}
}),
new StackPanel
{
[KeyboardNavigation.DirectionalNavigationProperty] = KeyboardNavigationMode.Cycle,
Children = new Controls
{
new Button { Name = "Button4" },
new Button { Name = "Button5" },
new Button { Name = "Button6" },
}
},
}
};
var result = KeyboardNavigationHandler.GetNext(current, NavigationDirection.Up);
Assert.Equal(next, result);
}
public void Previous_Continue_Returns_Last_Control_In_Previous_Nephew_Container()
{
StackPanel container;
Button current;
Button next;
var top = new StackPanel
{
Children = new Controls
{
new StackPanel
{
Children = new Controls
{
(container = new StackPanel
{
Children = new Controls
{
new Button { Name = "Button1" },
new Button { Name = "Button2" },
(next = new Button { Name = "Button3" }),
}
}),
},
},
new StackPanel
{
Children = new Controls
{
(current = new Button { Name = "Button4" }),
new Button { Name = "Button5" },
new Button { Name = "Button6" },
}
},
}
};
var result = KeyboardNavigationHandler.GetNext(current, NavigationDirection.Previous);
Assert.Equal(next, result);
}
public void Next_None_Skips_Container()
{
StackPanel container;
Button current;
Button next;
var top = new StackPanel
{
Children = new Controls
{
(container = new StackPanel
{
[KeyboardNavigation.TabNavigationProperty] = KeyboardNavigationMode.None,
Children = new Controls
{
new Button { Name = "Button1" },
new Button { Name = "Button2" },
new Button { Name = "Button3" },
}
}),
new StackPanel
{
Children = new Controls
{
(next = new Button { Name = "Button4" }),
new Button { Name = "Button5" },
(current = new Button { Name = "Button6" }),
}
},
}
};
KeyboardNavigation.SetTabOnceActiveElement(container, next);
var result = KeyboardNavigationHandler.GetNext(current, NavigationDirection.Next);
Assert.Equal(next, result);
}
public void Should_Bind_To_Later_Added_Element_Path()
{
TextBlock target;
StackPanel stackPanel;
var root = new TestRoot
{
Child = stackPanel = new StackPanel
{
Children = new Controls.Controls
{
(target = new TextBlock
{
Name = "target",
}),
}
}
};
var binding = new Binding
{
ElementName = "source",
Path = "Text",
};
target.Bind(TextBox.TextProperty, binding);
stackPanel.Children.Add(new TextBlock
{
Name = "source",
Text = "foo",
});
Assert.Equal("foo", target.Text);
}
public void Previous_Continue_Wraps()
{
Button current;
Button next;
var top = new StackPanel
{
Children = new Controls
{
new StackPanel
{
Children = new Controls
{
new StackPanel
{
Children = new Controls
{
(current = new Button { Name = "Button1" }),
new Button { Name = "Button2" },
new Button { Name = "Button3" },
}
},
},
},
new StackPanel
{
Children = new Controls
{
new Button { Name = "Button4" },
new Button { Name = "Button5" },
(next = new Button { Name = "Button6" }),
}
},
}
};
var result = KeyboardNavigationHandler.GetNext(current, NavigationDirection.Previous);
Assert.Equal(next, result);
}
public void Next_Continue_Returns_Child_Of_Top_Level()
{
Button next;
var top = new StackPanel
{
Children = new Controls
{
(next = new Button { Name = "Button1" }),
}
};
var result = KeyboardNavigationHandler.GetNext(top, NavigationDirection.Next);
Assert.Equal(next, result);
}
public void Up_Continue_Returns_Last_Child_Of_Sibling()
{
StackPanel container;
Button current;
Button next;
var top = new StackPanel
{
[KeyboardNavigation.DirectionalNavigationProperty] = KeyboardNavigationMode.Continue,
Children = new Controls
{
(container = new StackPanel
{
[KeyboardNavigation.DirectionalNavigationProperty] = KeyboardNavigationMode.Continue,
Children = new Controls
{
new Button { Name = "Button1" },
new Button { Name = "Button2" },
(next = new Button { Name = "Button3" }),
}
}),
(current = new Button { Name = "Button4" }),
}
};
var result = KeyboardNavigationHandler.GetNext(current, NavigationDirection.Up);
Assert.Equal(next, result);
}
