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@ -17,42 +17,26 @@ namespace Avalonia.Diagnostics.ViewModels |
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internal class ControlDetailsViewModel : ViewModelBase, IDisposable |
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{ |
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private readonly IVisual _control; |
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private readonly IDictionary<object, List<PropertyViewModel>> _propertyIndex; |
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private IDictionary<object, List<PropertyViewModel>>? _propertyIndex; |
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private PropertyViewModel? _selectedProperty; |
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private DataGridCollectionView? _propertiesView; |
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private bool _snapshotStyles; |
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private bool _showInactiveStyles; |
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private string? _styleStatus; |
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private object? _selectedEntity; |
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private readonly Stack<(string Name,object Entry)> _selectedEntitiesStack = new(); |
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private string? _selectedEntityName; |
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private string? _selectedEntityType; |
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public ControlDetailsViewModel(TreePageViewModel treePage, IVisual control) |
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{ |
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_control = control; |
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TreePage = treePage; |
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var properties = GetAvaloniaProperties(control) |
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.Concat(GetClrProperties(control)) |
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.OrderBy(x => x, PropertyComparer.Instance) |
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.ThenBy(x => x.Name) |
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.ToList(); |
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_propertyIndex = properties.GroupBy(x => x.Key).ToDictionary(x => x.Key, x => x.ToList()); |
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var view = new DataGridCollectionView(properties); |
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view.GroupDescriptions.Add(new DataGridPathGroupDescription(nameof(AvaloniaPropertyViewModel.Group))); |
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view.Filter = FilterProperty; |
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PropertiesView = view; |
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Layout = new ControlLayoutViewModel(control); |
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if (control is INotifyPropertyChanged inpc) |
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{ |
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inpc.PropertyChanged += ControlPropertyChanged; |
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} |
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if (control is AvaloniaObject ao) |
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{ |
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ao.PropertyChanged += ControlPropertyChanged; |
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} |
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NavigateToProperty(control, (control as IControl)?.Name ?? control.ToString()); |
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AppliedStyles = new ObservableCollection<StyleViewModel>(); |
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PseudoClasses = new ObservableCollection<PseudoClassViewModel>(); |
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@ -133,12 +117,46 @@ namespace Avalonia.Diagnostics.ViewModels |
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public TreePageViewModel TreePage { get; } |
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public DataGridCollectionView PropertiesView { get; } |
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public DataGridCollectionView? PropertiesView |
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{ |
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get => _propertiesView; |
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private set => RaiseAndSetIfChanged(ref _propertiesView, value); |
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} |
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public ObservableCollection<StyleViewModel> AppliedStyles { get; } |
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public ObservableCollection<PseudoClassViewModel> PseudoClasses { get; } |
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public object? SelectedEntity |
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{ |
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get => _selectedEntity; |
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set |
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{ |
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RaiseAndSetIfChanged(ref _selectedEntity, value); |
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} |
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} |
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public string? SelectedEntityName |
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{ |
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get => _selectedEntityName; |
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set |
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{ |
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RaiseAndSetIfChanged(ref _selectedEntityName, value); |
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} |
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} |
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public string? SelectedEntityType |
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{ |
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get => _selectedEntityType; |
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set |
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{ |
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RaiseAndSetIfChanged(ref _selectedEntityType, value); |
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} |
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} |
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public PropertyViewModel? SelectedProperty |
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{ |
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get => _selectedProperty; |
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@ -252,7 +270,7 @@ namespace Avalonia.Diagnostics.ViewModels |
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private void ControlPropertyChanged(object? sender, AvaloniaPropertyChangedEventArgs e) |
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{ |
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if (_propertyIndex.TryGetValue(e.Property, out var properties)) |
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if (_propertyIndex is { } && _propertyIndex.TryGetValue(e.Property, out var properties)) |
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{ |
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foreach (var property in properties) |
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{ |
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@ -266,6 +284,7 @@ namespace Avalonia.Diagnostics.ViewModels |
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private void ControlPropertyChanged(object? sender, PropertyChangedEventArgs e) |
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{ |
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if (e.PropertyName != null |
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&& _propertyIndex is { } |
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&& _propertyIndex.TryGetValue(e.PropertyName, out var properties)) |
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{ |
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foreach (var property in properties) |
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@ -378,5 +397,78 @@ namespace Avalonia.Diagnostics.ViewModels |
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} |
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} |
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} |
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public void ApplySelectedProperty() |
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{ |
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var selectedProperty = SelectedProperty; |
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var selectedEntity = SelectedEntity; |
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var selectedEntityName = SelectedEntityName; |
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if (selectedEntity == null || selectedProperty == null) |
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return; |
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object? property; |
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if (selectedProperty.Key is AvaloniaProperty avaloniaProperty) |
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{ |
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property = (_selectedEntity as IControl)?.GetValue(avaloniaProperty); |
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} |
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else |
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{ |
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property = selectedEntity.GetType().GetProperties() |
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.FirstOrDefault(pi => pi.Name == selectedProperty.Name |
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&& pi.DeclaringType == selectedProperty.DeclaringType |
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&& pi.PropertyType.Name == selectedProperty.Type) |
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?.GetValue(selectedEntity); |
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} |
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if (property == null) return; |
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_selectedEntitiesStack.Push((Name:selectedEntityName!,Entry:selectedEntity)); |
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NavigateToProperty(property, selectedProperty.Name); |
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} |
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public void ApplyParentProperty() |
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{ |
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if (_selectedEntitiesStack.Any()) |
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{ |
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var property = _selectedEntitiesStack.Pop(); |
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NavigateToProperty(property.Entry, property.Name); |
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} |
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} |
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protected void NavigateToProperty(object o, string entityName) |
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{ |
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var oldSelectedEntity = SelectedEntity; |
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if (oldSelectedEntity is IAvaloniaObject ao1) |
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{ |
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ao1.PropertyChanged -= ControlPropertyChanged; |
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} |
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else if (oldSelectedEntity is INotifyPropertyChanged inpc1) |
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{ |
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inpc1.PropertyChanged -= ControlPropertyChanged; |
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} |
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SelectedEntity = o; |
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SelectedEntityName = entityName; |
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SelectedEntityType = o.ToString(); |
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var properties = GetAvaloniaProperties(o) |
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.Concat(GetClrProperties(o)) |
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.OrderBy(x => x, PropertyComparer.Instance) |
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.ThenBy(x => x.Name) |
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.ToList(); |
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_propertyIndex = properties.GroupBy(x => x.Key).ToDictionary(x => x.Key, x => x.ToList()); |
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var view = new DataGridCollectionView(properties); |
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view.GroupDescriptions.Add(new DataGridPathGroupDescription(nameof(AvaloniaPropertyViewModel.Group))); |
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view.Filter = FilterProperty; |
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PropertiesView = view; |
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if (o is IAvaloniaObject ao2) |
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{ |
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ao2.PropertyChanged += ControlPropertyChanged; |
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} |
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else if (o is INotifyPropertyChanged inpc2) |
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{ |
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inpc2.PropertyChanged += ControlPropertyChanged; |
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} |
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} |
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} |
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} |
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Steven Kirk
5 years ago
GitHub