Dan Walmsley
6 years ago
committed by
GitHub
GitHub
6 changed files with 584 additions and 32 deletions
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using System.ComponentModel; |
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using Avalonia.Controls; |
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using Avalonia.Layout; |
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using Avalonia.VisualTree; |
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namespace Avalonia.Diagnostics.ViewModels |
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{ |
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internal class ControlLayoutViewModel : ViewModelBase |
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{ |
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private readonly IVisual _control; |
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private Thickness _marginThickness; |
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private Thickness _borderThickness; |
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private Thickness _paddingThickness; |
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private double _width; |
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private double _height; |
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private string _widthConstraint; |
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private string _heightConstraint; |
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private bool _updatingFromControl; |
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public Thickness MarginThickness |
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{ |
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get => _marginThickness; |
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set => RaiseAndSetIfChanged(ref _marginThickness, value); |
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} |
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public Thickness BorderThickness |
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{ |
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get => _borderThickness; |
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set => RaiseAndSetIfChanged(ref _borderThickness, value); |
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} |
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public Thickness PaddingThickness |
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{ |
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get => _paddingThickness; |
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set => RaiseAndSetIfChanged(ref _paddingThickness, value); |
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} |
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public double Width |
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{ |
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get => _width; |
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private set => RaiseAndSetIfChanged(ref _width, value); |
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} |
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public double Height |
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{ |
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get => _height; |
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private set => RaiseAndSetIfChanged(ref _height, value); |
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} |
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public string WidthConstraint |
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{ |
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get => _widthConstraint; |
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private set => RaiseAndSetIfChanged(ref _widthConstraint, value); |
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} |
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public string HeightConstraint |
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{ |
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get => _heightConstraint; |
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private set => RaiseAndSetIfChanged(ref _heightConstraint, value); |
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} |
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public bool HasPadding { get; } |
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public bool HasBorder { get; } |
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public ControlLayoutViewModel(IVisual control) |
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{ |
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_control = control; |
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HasPadding = AvaloniaPropertyRegistry.Instance.IsRegistered(control, Decorator.PaddingProperty); |
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HasBorder = AvaloniaPropertyRegistry.Instance.IsRegistered(control, Border.BorderThicknessProperty); |
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if (control is AvaloniaObject ao) |
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{ |
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MarginThickness = ao.GetValue(Layoutable.MarginProperty); |
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if (HasPadding) |
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{ |
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PaddingThickness = ao.GetValue(Decorator.PaddingProperty); |
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} |
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if (HasBorder) |
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{ |
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BorderThickness = ao.GetValue(Border.BorderThicknessProperty); |
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} |
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} |
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UpdateSize(); |
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UpdateSizeConstraints(); |
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} |
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private void UpdateSizeConstraints() |
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{ |
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if (_control is IAvaloniaObject ao) |
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{ |
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string CreateConstraintInfo(StyledProperty<double> minProperty, StyledProperty<double> maxProperty) |
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{ |
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if (ao.IsSet(minProperty) || ao.IsSet(maxProperty)) |
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{ |
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var minValue = ao.GetValue(minProperty); |
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var maxValue = ao.GetValue(maxProperty); |
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return $"{minValue} < size < {maxValue}"; |
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} |
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return null; |
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} |
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WidthConstraint = CreateConstraintInfo(Layoutable.MinWidthProperty, Layoutable.MaxWidthProperty); |
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HeightConstraint = CreateConstraintInfo(Layoutable.MinHeightProperty, Layoutable.MaxHeightProperty); |
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} |
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} |
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protected override void OnPropertyChanged(PropertyChangedEventArgs e) |
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{ |
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base.OnPropertyChanged(e); |
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if (_updatingFromControl) |
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{ |
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return; |
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} |
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if (_control is AvaloniaObject ao) |
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{ |
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if (e.PropertyName == nameof(MarginThickness)) |
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{ |
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ao.SetValue(Layoutable.MarginProperty, MarginThickness); |
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} |
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else if (HasPadding && e.PropertyName == nameof(PaddingThickness)) |
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{ |
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ao.SetValue(Decorator.PaddingProperty, PaddingThickness); |
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} |
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else if (HasBorder && e.PropertyName == nameof(BorderThickness)) |
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{ |
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ao.SetValue(Border.BorderThicknessProperty, BorderThickness); |
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} |
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} |
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} |
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public void ControlPropertyChanged(object sender, AvaloniaPropertyChangedEventArgs e) |
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{ |
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try |
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{ |
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_updatingFromControl = true; |
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if (e.Property == Visual.BoundsProperty) |
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{ |
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UpdateSize(); |
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} |
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else |
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{ |
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if (_control is IAvaloniaObject ao) |
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{ |
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if (e.Property == Layoutable.MarginProperty) |
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{ |
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MarginThickness = ao.GetValue(Layoutable.MarginProperty); |
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} |
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else if (e.Property == Decorator.PaddingProperty) |
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{ |
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PaddingThickness = ao.GetValue(Decorator.PaddingProperty); |
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} |
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else if (e.Property == Border.BorderThicknessProperty) |
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{ |
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BorderThickness = ao.GetValue(Border.BorderThicknessProperty); |
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} |
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else if (e.Property == Layoutable.MinWidthProperty || |
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e.Property == Layoutable.MaxWidthProperty || |
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e.Property == Layoutable.MinHeightProperty || |
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e.Property == Layoutable.MaxHeightProperty) |
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{ |
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UpdateSizeConstraints(); |
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} |
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} |
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} |
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} |
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finally |
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{ |
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_updatingFromControl = false; |
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} |
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} |
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private void UpdateSize() |
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{ |
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var size = _control.Bounds; |
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Width = size.Width; |
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Height = size.Height; |
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} |
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} |
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} |
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@ -1,38 +1,155 @@ |
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<UserControl xmlns="https://github.com/avaloniaui" |
<UserControl xmlns="https://github.com/avaloniaui" |
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xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" |
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" |
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xmlns:conv="clr-namespace:Avalonia.Diagnostics.Converters" |
xmlns:conv="clr-namespace:Avalonia.Diagnostics.Converters" |
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xmlns:local="clr-namespace:Avalonia.Diagnostics.Views" |
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x:Class="Avalonia.Diagnostics.Views.ControlDetailsView"> |
x:Class="Avalonia.Diagnostics.Views.ControlDetailsView"> |
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<Grid ColumnDefinitions="*,Auto" RowDefinitions="Auto,*"> |
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<TextBox Grid.Row="0" Grid.Column="0" |
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BorderThickness="0" |
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Text="{Binding TreePage.PropertyFilter}" |
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Watermark="Filter properties" /> |
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<CheckBox Grid.Row="0" |
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Grid.Column="1" |
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Content="Regex" |
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IsChecked="{Binding TreePage.UseRegexFilter}"/> |
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<DataGrid Items="{Binding PropertiesView}" |
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Grid.Row="1" Grid.ColumnSpan="2" |
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BorderThickness="0" |
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RowBackground="Transparent" |
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SelectedItem="{Binding SelectedProperty, Mode=TwoWay}" |
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CanUserResizeColumns="true"> |
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<DataGrid.Columns> |
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<DataGridTextColumn Header="Property" Binding="{Binding Name}" IsReadOnly="True" /> |
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<DataGridTextColumn Header="Value" Binding="{Binding Value}" /> |
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<DataGridTextColumn Header="Type" Binding="{Binding Type}" /> |
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<DataGridTextColumn Header="Priority" Binding="{Binding Priority}" IsReadOnly="True" /> |
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</DataGrid.Columns> |
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<DataGrid.Styles> |
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<Style Selector="DataGridRow TextBox"> |
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<Setter Property="SelectionBrush" Value="LightBlue"/> |
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</Style> |
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</DataGrid.Styles> |
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</DataGrid> |
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<UserControl.Resources> |
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<SolidColorBrush x:Key="ThicknessBorderBrush" Color="#666666" /> |
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<SolidColorBrush x:Key="SizeGuidelineBrush" Color="#333333" /> |
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<SolidColorBrush x:Key="MarginBackgroundBrush" Color="#D78965" /> |
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<SolidColorBrush x:Key="BorderBackgroundBrush" Color="#E3C381" /> |
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<SolidColorBrush x:Key="PaddingBackgroundBrush" Color="#B8C47F" /> |
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<SolidColorBrush x:Key="SizeBackgroundBrush" Color="#88B2BD" /> |
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</UserControl.Resources> |
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<UserControl.Styles> |
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<Style Selector="local|ThicknessEditor"> |
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<Setter Property="HorizontalContentAlignment" Value="Center" /> |
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<Setter Property="VerticalContentAlignment" Value="Center" /> |
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<Setter Property="BorderThickness" Value="1" /> |
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<Setter Property="BorderBrush" Value="{StaticResource ThicknessBorderBrush}" /> |
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<Setter Property="Template"> |
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<ControlTemplate> |
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<Border |
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Background="{TemplateBinding Background}" |
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BorderBrush="{TemplateBinding BorderBrush}" |
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BorderThickness="{TemplateBinding BorderThickness}"> |
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<Grid RowDefinitions="Auto,*,Auto" ColumnDefinitions="Auto,*,Auto"> |
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<Grid.Styles> |
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<Style Selector="TextBox.thickness-edit"> |
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<Setter Property="Background" Value="Transparent" /> |
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<Setter Property="BorderThickness" Value="0" /> |
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<Setter Property="Margin" Value="2" /> |
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<Setter Property="HorizontalAlignment" Value="Stretch" /> |
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<Setter Property="VerticalAlignment" Value="Stretch" /> |
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<Setter Property="HorizontalContentAlignment" Value="Center" /> |
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<Setter Property="VerticalContentAlignment" Value="Center" /> |
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<Setter Property="(ScrollViewer.HorizontalScrollBarVisibility)" Value="Disabled" /> |
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<Setter Property="(ScrollViewer.VerticalScrollBarVisibility)" Value="Disabled" /> |
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<Setter Property="IsVisible" Value="{Binding $parent[local:ThicknessEditor].IsPresent}" /> |
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</Style> |
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</Grid.Styles> |
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<TextBlock IsVisible="{TemplateBinding IsPresent}" Margin="4,0,0,0" Text="{TemplateBinding Header}" Grid.Row="0" Grid.Column="0" Grid.ColumnSpan="2" /> |
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<TextBox Grid.Row="1" Grid.Column="0" Text="{Binding Left, RelativeSource={RelativeSource TemplatedParent}}" Classes="thickness-edit" /> |
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<TextBox x:Name="Right" Grid.Row="0" Grid.Column="1" Text="{Binding Top, RelativeSource={RelativeSource TemplatedParent}}" Classes="thickness-edit" /> |
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<TextBox Grid.Row="1" Grid.Column="2" Text="{Binding Right, RelativeSource={RelativeSource TemplatedParent}}" Classes="thickness-edit" /> |
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<TextBox Grid.Row="2" Grid.Column="1" Text="{Binding Bottom, RelativeSource={RelativeSource TemplatedParent}}" Classes="thickness-edit" /> |
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<ContentPresenter Grid.Row="1" Grid.Column="1" |
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Name="PART_ContentPresenter" |
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ContentTemplate="{TemplateBinding ContentTemplate}" |
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Content="{TemplateBinding Content}" |
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Padding="{TemplateBinding Padding}" |
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VerticalContentAlignment="{TemplateBinding VerticalContentAlignment}" |
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HorizontalContentAlignment="{TemplateBinding HorizontalContentAlignment}" /> |
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</Grid> |
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</Border> |
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</ControlTemplate> |
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</Setter> |
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</Style> |
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<Style Selector="local|ThicknessEditor[IsPresent=False]"> |
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<Setter Property="BorderThickness" Value="0" /> |
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</Style> |
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</UserControl.Styles> |
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<Grid ColumnDefinitions="*,Auto,280"> |
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<Grid Grid.Column="0" ColumnDefinitions="*,Auto,Auto,Auto" RowDefinitions="Auto,*"> |
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<TextBox Grid.Row="0" |
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Grid.Column="0" |
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BorderThickness="0" |
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Text="{Binding TreePage.PropertyFilter}" |
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Watermark="Filter properties" /> |
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<CheckBox Grid.Row="0" |
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Grid.Column="1" |
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Margin="0,0,4,0" |
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Content="Regex" |
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IsChecked="{Binding TreePage.UseRegexFilter}" /> |
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<DataGrid Items="{Binding PropertiesView}" |
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Grid.Row="1" |
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Grid.Column="0" |
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Grid.ColumnSpan="2" |
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BorderThickness="0" |
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RowBackground="Transparent" |
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SelectedItem="{Binding SelectedProperty, Mode=TwoWay}" |
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CanUserResizeColumns="true"> |
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<DataGrid.Columns> |
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<DataGridTextColumn Header="Property" Binding="{Binding Name}" IsReadOnly="True" /> |
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<DataGridTextColumn Header="Value" Binding="{Binding Value}" /> |
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<DataGridTextColumn Header="Type" Binding="{Binding Type}" /> |
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<DataGridTextColumn Header="Priority" Binding="{Binding Priority}" IsReadOnly="True" /> |
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</DataGrid.Columns> |
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<DataGrid.Styles> |
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<Style Selector="DataGridRow TextBox"> |
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<Setter Property="SelectionBrush" Value="LightBlue" /> |
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</Style> |
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</DataGrid.Styles> |
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</DataGrid> |
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</Grid> |
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<GridSplitter Grid.Column="1" /> |
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<Grid Grid.Column="2" RowDefinitions="Auto,*" > |
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<TextBlock Grid.Row="0" Text="Layout Visualizer" Margin="4" /> |
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<Grid Grid.Row="1" x:Name="LayoutRoot" Margin="8,0,8,8" RowDefinitions="Auto,Auto" ColumnDefinitions="Auto,Auto"> |
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<Border x:Name="VerticalSize" Grid.Row="0" Grid.Column="1" > |
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<TextBlock VerticalAlignment="Center" FontWeight="Bold" |
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TextDecorations="{Binding Layout.HeightConstraint, Converter={x:Static local:Converters.HasConstraintConverter}}" |
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Text="{Binding Layout.Height}" |
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ToolTip.Tip="{Binding Layout.HeightConstraint}" /> |
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</Border> |
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<Border x:Name="HorizontalSize" Grid.Row="1" Grid.Column="0" > |
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<TextBlock HorizontalAlignment="Center" FontWeight="Bold" |
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TextDecorations="{Binding Layout.WidthConstraint, Converter={x:Static local:Converters.HasConstraintConverter}}" |
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Text="{Binding Layout.Width}" |
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ToolTip.Tip="{Binding Layout.WidthConstraint}" /> |
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</Border> |
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<local:ThicknessEditor Grid.Row="0" Grid.Column="0" Header="margin" VerticalAlignment="Top" HorizontalAlignment="Center" Background="{StaticResource MarginBackgroundBrush}" Thickness="{Binding Layout.MarginThickness}"> |
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<local:ThicknessEditor x:Name="BorderArea" Header="border" Background="{StaticResource BorderBackgroundBrush}" Thickness="{Binding Layout.BorderThickness}" IsPresent="{Binding Layout.HasBorder}"> |
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<local:ThicknessEditor x:Name="PaddingArea" Header="padding" Background="{StaticResource PaddingBackgroundBrush}" Thickness="{Binding Layout.PaddingThickness}" IsPresent="{Binding Layout.HasPadding}"> |
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<Border x:Name="ContentArea" BorderThickness="1" BorderBrush="{StaticResource ThicknessBorderBrush}" MinWidth="100" MinHeight="16" Background="{StaticResource SizeBackgroundBrush}" VerticalAlignment="Stretch" HorizontalAlignment="Stretch"> |
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<TextBlock Margin="2" HorizontalAlignment="Center" VerticalAlignment="Center" Text="content" /> |
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</Border> |
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</local:ThicknessEditor> |
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</local:ThicknessEditor> |
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</local:ThicknessEditor> |
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<Canvas Grid.Row="0" Grid.Column="0" Grid.RowSpan="2" Grid.ColumnSpan="2"> |
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<Canvas.Styles> |
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<Style Selector="Rectangle"> |
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<Setter Property="StrokeDashArray" Value="1,3" /> |
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<Setter Property="Stroke" Value="{StaticResource SizeGuidelineBrush}" /> |
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<Setter Property="StrokeThickness" Value="1" /> |
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</Style> |
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</Canvas.Styles> |
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<Rectangle x:Name="HorizontalSizeBegin" /> |
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<Rectangle x:Name="HorizontalSizeEnd" /> |
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<Rectangle x:Name="VerticalSizeBegin" /> |
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<Rectangle x:Name="VerticalSizeEnd" /> |
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</Canvas> |
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</Grid> |
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</Grid> |
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</Grid> |
</Grid> |
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</UserControl> |
</UserControl> |
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@ -0,0 +1,130 @@ |
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using Avalonia.Controls; |
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using Avalonia.Data; |
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using Avalonia.Data.Converters; |
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using Avalonia.Media; |
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namespace Avalonia.Diagnostics.Views |
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{ |
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internal static class Converters |
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{ |
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public static IValueConverter HasConstraintConverter = |
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new FuncValueConverter<object, TextDecorationCollection>(ConvertToDecoration); |
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private static TextDecorationCollection ConvertToDecoration(object arg) |
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{ |
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return arg != null ? TextDecorations.Underline : null; |
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} |
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} |
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internal class ThicknessEditor : ContentControl |
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{ |
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public static readonly DirectProperty<ThicknessEditor, Thickness> ThicknessProperty = |
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AvaloniaProperty.RegisterDirect<ThicknessEditor, Thickness>(nameof(Thickness), o => o.Thickness, |
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(o, v) => o.Thickness = v, defaultBindingMode: BindingMode.TwoWay); |
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public static readonly DirectProperty<ThicknessEditor, string> HeaderProperty = |
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AvaloniaProperty.RegisterDirect<ThicknessEditor, string>(nameof(Header), o => o.Header, |
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(o, v) => o.Header = v); |
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public static readonly DirectProperty<ThicknessEditor, bool> IsPresentProperty = |
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AvaloniaProperty.RegisterDirect<ThicknessEditor, bool>(nameof(Header), o => o.IsPresent, |
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(o, v) => o.IsPresent = v); |
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public static readonly DirectProperty<ThicknessEditor, double> LeftProperty = |
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AvaloniaProperty.RegisterDirect<ThicknessEditor, double>(nameof(Left), o => o.Left, (o, v) => o.Left = v); |
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public static readonly DirectProperty<ThicknessEditor, double> TopProperty = |
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AvaloniaProperty.RegisterDirect<ThicknessEditor, double>(nameof(Top), o => o.Top, (o, v) => o.Top = v); |
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public static readonly DirectProperty<ThicknessEditor, double> RightProperty = |
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AvaloniaProperty.RegisterDirect<ThicknessEditor, double>(nameof(Right), o => o.Right, |
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(o, v) => o.Right = v); |
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public static readonly DirectProperty<ThicknessEditor, double> BottomProperty = |
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AvaloniaProperty.RegisterDirect<ThicknessEditor, double>(nameof(Bottom), o => o.Bottom, |
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(o, v) => o.Bottom = v); |
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private Thickness _thickness; |
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private string _header; |
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private bool _isPresent = true; |
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private double _left; |
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private double _top; |
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private double _right; |
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private double _bottom; |
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private bool _isUpdatingThickness; |
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|
||||
|
public Thickness Thickness |
||||
|
{ |
||||
|
get => _thickness; |
||||
|
set => SetAndRaise(ThicknessProperty, ref _thickness, value); |
||||
|
} |
||||
|
|
||||
|
public string Header |
||||
|
{ |
||||
|
get => _header; |
||||
|
set => SetAndRaise(HeaderProperty, ref _header, value); |
||||
|
} |
||||
|
|
||||
|
public bool IsPresent |
||||
|
{ |
||||
|
get => _isPresent; |
||||
|
set => SetAndRaise(IsPresentProperty, ref _isPresent, value); |
||||
|
} |
||||
|
|
||||
|
public double Left |
||||
|
{ |
||||
|
get => _left; |
||||
|
set => SetAndRaise(LeftProperty, ref _left, value); |
||||
|
} |
||||
|
|
||||
|
public double Top |
||||
|
{ |
||||
|
get => _top; |
||||
|
set => SetAndRaise(TopProperty, ref _top, value); |
||||
|
} |
||||
|
|
||||
|
public double Right |
||||
|
{ |
||||
|
get => _right; |
||||
|
set => SetAndRaise(RightProperty, ref _right, value); |
||||
|
} |
||||
|
|
||||
|
public double Bottom |
||||
|
{ |
||||
|
get => _bottom; |
||||
|
set => SetAndRaise(BottomProperty, ref _bottom, value); |
||||
|
} |
||||
|
|
||||
|
protected override void OnPropertyChanged<T>(AvaloniaPropertyChangedEventArgs<T> change) |
||||
|
{ |
||||
|
base.OnPropertyChanged(change); |
||||
|
|
||||
|
if (change.Property == ThicknessProperty) |
||||
|
{ |
||||
|
try |
||||
|
{ |
||||
|
_isUpdatingThickness = true; |
||||
|
|
||||
|
var value = change.NewValue.GetValueOrDefault<Thickness>(); |
||||
|
|
||||
|
Left = value.Left; |
||||
|
Top = value.Top; |
||||
|
Right = value.Right; |
||||
|
Bottom = value.Bottom; |
||||
|
} |
||||
|
finally |
||||
|
{ |
||||
|
_isUpdatingThickness = false; |
||||
|
} |
||||
|
} |
||||
|
else if (!_isUpdatingThickness && |
||||
|
(change.Property == LeftProperty || change.Property == TopProperty || |
||||
|
change.Property == RightProperty || change.Property == BottomProperty)) |
||||
|
{ |
||||
|
Thickness = new Thickness(Left, Top, Right, Bottom); |
||||
|
} |
||||
|
} |
||||
|
} |
||||
|
} |
||||
Loading…
Reference in new issue