public FrameworkElement CreateControl(UIComponentConfiguration configuration, out UIComponentBase component)
{
var type = this.GetComponentType(configuration.Component);
if (type == null || type == LayoutManager.PLACEHOLDER)
{
//A plugin was uninstalled.
component = null;
return(null);
}
component = ComponentActivator.Instance.Activate <UIComponentBase>(type);
if (component is IUIComponentPanel panel)
{
panel.Component = configuration;
}
//Some components expect to be hosted in a Grid (Artwork..)
//We might as well add a Rectangle to make the entire thing hit testable.
var grid = new Grid();
grid.Children.Add(new Rectangle()
{
Fill = Brushes.Transparent
});
grid.Children.Add(component);
return(grid);
}
protected virtual void UpdateChildren()
{
this.Grid.Children.Clear();
this.Grid.ColumnDefinitions.Clear();
if (this.Component.Children != null && this.Component.Children.Count > 0)
{
foreach (var component in this.Component.Children)
{
var horizontalAlignment = default(string);
var verticalAlignment = default(string);
if (component == null || !component.MetaData.TryGetValue(HorizontalAlignment, out horizontalAlignment))
{
horizontalAlignment = Fill;
}
if (component == null || !component.MetaData.TryGetValue(VerticalAlignment, out verticalAlignment))
{
verticalAlignment = Fill;
}
this.AddComponent(component, horizontalAlignment, verticalAlignment);
}
}
else
{
var component = new UIComponentConfiguration();
this.AddComponent(component, Fill, Fill);
this.Component.Children = new ObservableCollection <UIComponentConfiguration>()
{
component
};
}
}
public static void Save(Stream stream, UIComponentConfiguration config)
{
using (var writer = new XmlTextWriter(stream, Encoding.Default))
{
writer.Formatting = Formatting.Indented;
writer.WriteStartDocument();
writer.WriteStartElement(Publication.Product);
SaveComponent(writer, config);
writer.WriteEndElement();
writer.WriteEndDocument();
}
}
public override void InitializeComponent(ICore core)
{
global::FoxTunes.Windows.ShuttingDown += this.OnShuttingDown;
this.LayoutDesignerBehaviour = ComponentRegistry.Instance.GetComponent <LayoutDesignerBehaviour>();
this.LayoutDesignerBehaviour.IsDesigningChanged += this.OnIsDesigningChanged;
this.Configuration = core.Components.Configuration;
this.Main = this.Configuration.GetElement <TextConfigurationElement>(
WindowsUserInterfaceConfiguration.SECTION,
UIComponentLayoutProviderConfiguration.MAIN
);
this.Main.ConnectValue(value => this.MainComponent = this.LoadComponent(value));
base.InitializeComponent(core);
}
public Task Add(UIComponentContainer container)
{
return(Windows.Invoke(() =>
{
var component = new UIComponentConfiguration();
var index = this.Component.Children.IndexOf(container.Component);
var alignment = default(string);
if (container.Component.MetaData.TryGetValue(Alignment, out alignment))
{
component.MetaData.TryAdd(Alignment, alignment);
}
this.Component.Children.Insert(index + 1, component);
this.UpdateChildren();
}));
}
protected virtual void UpdateComponent(UIComponentConfiguration originalComponent, UIComponentConfiguration newComponent)
{
for (var a = 0; a < this.Component.Children.Count; a++)
{
if (!object.ReferenceEquals(this.Component.Children[a], originalComponent))
{
continue;
}
this.Component.Children[a] = newComponent;
this.UpdateChildren();
return;
}
//TODO: Component was not found.
throw new NotImplementedException();
}
protected virtual void AddComponent(UIComponentConfiguration component, string horizontalAlignment, string verticalAlignment)
{
var container = new UIComponentContainer()
{
Component = component,
HorizontalAlignment = (HorizontalAlignment)Enum.Parse(typeof(HorizontalAlignment), horizontalAlignment),
VerticalAlignment = (VerticalAlignment)Enum.Parse(typeof(VerticalAlignment), verticalAlignment),
};
//TODO: Don't like anonymous event handlers, they can't be unsubscribed.
container.ComponentChanged += (sender, e) =>
{
this.UpdateComponent(component, container.Component);
};
this.Grid.Children.Add(container);
}
private static void SaveComponent(XmlTextWriter writer, UIComponentConfiguration config)
{
writer.WriteStartElement(nameof(UIComponentConfiguration));
if (config != null)
{
writer.WriteAttributeString(nameof(UIComponentConfiguration.Component), config.Component);
foreach (var child in config.Children)
{
SaveComponent(writer, child);
}
foreach (var pair in config.MetaData)
{
SaveMetaData(writer, pair.Key, pair.Value);
}
}
writer.WriteEndElement();
}
protected virtual void UpdateChildren()
{
this.Grid.Children.Clear();
this.Grid.ColumnDefinitions.Clear();
if (this.Component.Children != null && this.Component.Children.Count > 0)
{
this.AddLeft(this.GetComponents(AlignLeft));
this.AddStretch(this.GetComponents(AlignStretch));
this.AddRight(this.GetComponents(AlignRight));
}
else
{
var component = new UIComponentConfiguration();
this.AddLeft(new[] { component });
this.Component.Children = new ObservableCollection <UIComponentConfiguration>()
{
component
};
}
}
public static void SetDockComponent(UIComponentDockContainer source, UIComponentConfiguration value)
{
source.SetValue(DockComponentProperty, value);
}
public static void SetBottomComponent(UIComponentHorizontalSplitContainer source, UIComponentConfiguration value)
{
source.SetValue(BottomComponentProperty, value);
}
protected virtual void AddContainer(HorizontalAlignment alignment, GridLength width, UIComponentConfiguration component)
{
var margin = default(Thickness);
if (this.Grid.ColumnDefinitions.Count > 0)
{
margin = new Thickness(2, 0, 0, 0);
}
this.Grid.ColumnDefinitions.Add(new ColumnDefinition()
{
Width = width
});
var container = new UIComponentContainer()
{
Component = component,
Margin = margin,
HorizontalAlignment = alignment,
};
//TODO: Don't like anonymous event handlers, they can't be unsubscribed.
container.ComponentChanged += (sender, e) =>
{
this.UpdateComponent(component, container.Component);
};
Grid.SetColumn(container, this.Grid.ColumnDefinitions.Count - 1);
this.Grid.Children.Add(container);
}
public static void SetRightComponent(UIComponentVerticalSplitContainer source, UIComponentConfiguration value)
{
source.SetValue(RightComponentProperty, value);
}
public void Reset()
{
this.MainComponent = this.LoadComponent(this.Main.Value);
this.OnUpdated();
}
public static void SetComponent(UIComponentPanel source, UIComponentConfiguration value)
{
source.SetValue(ComponentProperty, value);
}
public UIComponent CreateComponent(UIComponentConfiguration configuration)
{
return(LayoutManager.Instance.GetComponent(configuration.Component));
}
