make it crash nicely when you inherit from a bogus actor type
This commit is contained in:
Chris Forbes
committed by
Chris Forbes
Chris Forbes
parent
cee021ef17
commit
1af23079eb
@@ -13,356 +13,369 @@ using System.Collections.Generic;
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using System.Drawing;
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using System.Linq;
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using OpenRA.FileFormats;
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using OpenRA.Graphics;
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namespace OpenRA.Widgets
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{
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public abstract class Widget
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{
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// Info defined in YAML
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public string Id = null;
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public string X = "0";
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public string Y = "0";
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public string Width = "0";
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public string Height = "0";
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public string Delegate = null;
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public string EventHandler = null;
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public bool Visible = true;
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public readonly List<Widget> Children = new List<Widget>();
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// Calculated internally
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public Rectangle Bounds;
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public Widget Parent = null;
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public static Stack<Widget> WindowList = new Stack<Widget>();
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// Common Funcs that most widgets will want
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public Func<MouseInput, bool> OnMouseDown = mi => false;
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public Func<MouseInput, bool> OnMouseUp = mi => false;
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public Action<MouseInput> OnMouseMove = mi => {};
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public Func<KeyInput, bool> OnKeyPress = e => false;
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public Func<bool> IsVisible;
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public Widget() { IsVisible = () => Visible; }
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public static Widget RootWidget
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{
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get { return rootWidget; }
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set { rootWidget = value; }
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}
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private static Widget rootWidget = new ContainerWidget();
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public Widget(Widget widget)
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{
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Id = widget.Id;
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X = widget.X;
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Y = widget.Y;
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Width = widget.Width;
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Height = widget.Height;
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Delegate = widget.Delegate;
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Visible = widget.Visible;
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Bounds = widget.Bounds;
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Parent = widget.Parent;
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OnMouseDown = widget.OnMouseDown;
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OnMouseUp = widget.OnMouseUp;
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OnMouseMove = widget.OnMouseMove;
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OnKeyPress = widget.OnKeyPress;
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IsVisible = widget.IsVisible;
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foreach(var child in widget.Children)
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AddChild(child.Clone());
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}
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public virtual Widget Clone()
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{
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throw new InvalidOperationException("Widget type `{0}` is not cloneable.".F(GetType().Name));
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}
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public virtual int2 RenderOrigin
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{
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get
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{
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var offset = (Parent == null) ? int2.Zero : Parent.ChildOrigin;
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return new int2(Bounds.X, Bounds.Y) + offset;
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}
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}
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public virtual int2 ChildOrigin { get { return RenderOrigin; } }
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public virtual Rectangle RenderBounds { get { return new Rectangle(RenderOrigin.X, RenderOrigin.Y, Bounds.Width, Bounds.Height); } }
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public virtual void Initialize()
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{
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// Parse the YAML equations to find the widget bounds
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var parentBounds = (Parent == null)
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? new Rectangle(0, 0, Game.viewport.Width, Game.viewport.Height)
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: Parent.Bounds;
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var substitutions = new Dictionary<string, int>();
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substitutions.Add("WINDOW_RIGHT", Game.viewport.Width);
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substitutions.Add("WINDOW_BOTTOM", Game.viewport.Height);
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substitutions.Add("PARENT_RIGHT", parentBounds.Width);
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substitutions.Add("PARENT_LEFT", parentBounds.Left);
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substitutions.Add("PARENT_TOP", parentBounds.Top);
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substitutions.Add("PARENT_BOTTOM", parentBounds.Height);
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int width = Evaluator.Evaluate(Width, substitutions);
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int height = Evaluator.Evaluate(Height, substitutions);
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substitutions.Add("WIDTH", width);
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substitutions.Add("HEIGHT", height);
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Bounds = new Rectangle(Evaluator.Evaluate(X, substitutions),
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Evaluator.Evaluate(Y, substitutions),
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width,
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height);
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}
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public void PostInit(Dictionary<string, object> args)
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{
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if( Delegate != null )
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{
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args["widget"] = this;
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Game.modData.ObjectCreator.CreateObject<IWidgetDelegate>(Delegate, args);
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args.Remove("widget");
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}
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}
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public virtual Rectangle EventBounds { get { return RenderBounds; } }
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public virtual Rectangle GetEventBounds()
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{
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return Children
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.Where(c => c.IsVisible())
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.Select(c => c.GetEventBounds())
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.Aggregate(EventBounds, Rectangle.Union);
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}
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public static Widget SelectedWidget;
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public bool Focused { get { return SelectedWidget == this; } }
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public virtual bool TakeFocus(MouseInput mi)
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{
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if (Focused)
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return true;
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if (SelectedWidget != null && !SelectedWidget.LoseFocus(mi))
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return false;
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SelectedWidget = this;
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return true;
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}
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// Remove focus from this widget; return false if you don't want to give it up
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public virtual bool LoseFocus(MouseInput mi)
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{
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// Some widgets may need to override focus depending on mouse click
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return LoseFocus();
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}
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public virtual bool LoseFocus()
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{
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if (SelectedWidget == this)
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SelectedWidget = null;
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return true;
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}
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public virtual string GetCursor(int2 pos) { return "default"; }
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public string GetCursorOuter(int2 pos)
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{
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// Is the cursor on top of us?
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if (!(IsVisible() && GetEventBounds().Contains(pos)))
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return null;
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// Do any of our children specify a cursor?
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foreach (var child in Children.OfType<Widget>().Reverse())
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{
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var cc = child.GetCursorOuter(pos);
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if (cc != null)
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return cc;
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}
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return EventBounds.Contains(pos) ? GetCursor(pos) : null;
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}
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public static bool HandleInput(MouseInput mi)
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{
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bool handled = false;
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if (SelectedWidget != null && SelectedWidget.HandleMouseInputOuter(mi))
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handled = true;
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if (!handled && RootWidget.HandleMouseInputOuter(mi))
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handled = true;
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if (mi.Event == MouseInputEvent.Move)
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{
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Viewport.LastMousePos = mi.Location;
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Viewport.TicksSinceLastMove = 0;
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}
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return handled;
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}
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public bool HandleMouseInputOuter(MouseInput mi)
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{
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// Are we able to handle this event?
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if (!(Focused || (IsVisible() && GetEventBounds().Contains(mi.Location.X,mi.Location.Y))))
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return false;
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// Send the event to the deepest children first and bubble up if unhandled
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foreach (var child in Children.OfType<Widget>().Reverse())
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if (child.HandleMouseInputOuter(mi))
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return true;
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return HandleMouseInput(mi);
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}
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// Hack: Don't eat mouse input that others want
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// TODO: Solve this properly
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public virtual bool HandleMouseInput(MouseInput mi)
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{
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// Apply any special logic added by delegates; they return true if they caught the input
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if (mi.Event == MouseInputEvent.Down && OnMouseDown(mi)) return true;
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if (mi.Event == MouseInputEvent.Up && OnMouseUp(mi)) return true;
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if (mi.Event == MouseInputEvent.Move)
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OnMouseMove(mi);
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return false;
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}
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public virtual bool HandleKeyPressInner(KeyInput e) { return false; }
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public virtual bool HandleKeyPressOuter(KeyInput e)
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{
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if (!IsVisible())
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return false;
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// Can any of our children handle this?
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foreach (var child in Children)
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if (child.HandleKeyPressOuter(e))
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return true;
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// Do any widgety behavior (enter text etc)
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var handled = HandleKeyPressInner(e);
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// Apply any special logic added by delegates; they return true if they caught the input
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if (OnKeyPress(e)) return true;
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return handled;
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}
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public static bool HandleKeyPress(KeyInput e)
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{
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if (SelectedWidget != null)
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return SelectedWidget.HandleKeyPressOuter(e);
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if (RootWidget.HandleKeyPressOuter(e))
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return true;
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return false;
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}
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public abstract void DrawInner();
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public virtual void Draw()
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{
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if (IsVisible())
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{
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DrawInner();
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foreach (var child in Children)
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child.Draw();
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}
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}
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public virtual void Tick()
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{
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if (IsVisible())
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foreach (var child in Children)
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child.Tick();
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}
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public virtual void AddChild(Widget child)
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{
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child.Parent = this;
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Children.Add( child );
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}
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public virtual void RemoveChild(Widget child) { Children.Remove(child); }
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public virtual void RemoveChildren() { Children.Clear(); }
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public Widget GetWidget(string id)
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{
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if (this.Id == id)
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return this;
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foreach (var child in Children)
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{
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var w = child.GetWidget(id);
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if (w != null)
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return w;
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}
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return null;
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}
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public T GetWidget<T>(string id) where T : Widget
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{
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var widget = GetWidget(id);
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return (widget != null)? (T) widget : null;
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}
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public static void CloseWindow()
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{
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RootWidget.Children.Remove( WindowList.Pop() );
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if( WindowList.Count > 0 )
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rootWidget.Children.Add( WindowList.Peek() );
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}
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public static Widget OpenWindow( string id )
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{
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return OpenWindow( id, new Dictionary<string, object>() );
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}
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public static Widget OpenWindow(string id, Dictionary<string, object> args )
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{
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var window = Game.modData.WidgetLoader.LoadWidget( args, rootWidget, id );
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if( WindowList.Count > 0 )
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rootWidget.Children.Remove( WindowList.Peek() );
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WindowList.Push( window );
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return window;
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}
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public static void DoTick()
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{
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RootWidget.Tick();
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}
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public static void DoDraw()
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{
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RootWidget.Draw();
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}
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}
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public class ContainerWidget : Widget {
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public Func<string> GetBackground;
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public string Background = null;
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public ContainerWidget() : base()
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{
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GetBackground = () => Background;
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}
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public ContainerWidget(ContainerWidget other) : base(other)
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{
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Background = other.Background;
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GetBackground = other.GetBackground;
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}
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public override void DrawInner()
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{
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var bg = GetBackground();
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if (bg != null)
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WidgetUtils.DrawPanel(bg, RenderBounds );
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}
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public override string GetCursor(int2 pos) { return null; }
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public override Widget Clone() { return new ContainerWidget(this); }
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}
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public interface IWidgetDelegate { }
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using OpenRA.Graphics;
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namespace OpenRA.Widgets
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{
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public abstract class Widget
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{
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// Info defined in YAML
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public string Id = null;
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public string X = "0";
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public string Y = "0";
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public string Width = "0";
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public string Height = "0";
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public string Delegate = null;
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public string EventHandler = null;
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public bool Visible = true;
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public readonly List<Widget> Children = new List<Widget>();
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// Calculated internally
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public Rectangle Bounds;
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public Widget Parent = null;
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public static Stack<Widget> WindowList = new Stack<Widget>();
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// Common Funcs that most widgets will want
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public Func<MouseInput, bool> OnMouseDown = mi => false;
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public Func<MouseInput, bool> OnMouseUp = mi => false;
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public Action<MouseInput> OnMouseMove = mi => { };
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public Func<KeyInput, bool> OnKeyPress = e => false;
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public Func<bool> IsVisible;
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public Widget() { IsVisible = () => Visible; }
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public static Widget RootWidget
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{
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get { return rootWidget; }
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set { rootWidget = value; }
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}
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private static Widget rootWidget = new ContainerWidget();
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public Widget(Widget widget)
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{
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Id = widget.Id;
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X = widget.X;
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Y = widget.Y;
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Width = widget.Width;
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Height = widget.Height;
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Delegate = widget.Delegate;
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Visible = widget.Visible;
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Bounds = widget.Bounds;
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Parent = widget.Parent;
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OnMouseDown = widget.OnMouseDown;
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OnMouseUp = widget.OnMouseUp;
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OnMouseMove = widget.OnMouseMove;
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OnKeyPress = widget.OnKeyPress;
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IsVisible = widget.IsVisible;
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foreach (var child in widget.Children)
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AddChild(child.Clone());
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}
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public virtual Widget Clone()
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{
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throw new InvalidOperationException("Widget type `{0}` is not cloneable.".F(GetType().Name));
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}
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public virtual int2 RenderOrigin
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{
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get
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{
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var offset = (Parent == null) ? int2.Zero : Parent.ChildOrigin;
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return new int2(Bounds.X, Bounds.Y) + offset;
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}
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}
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public virtual int2 ChildOrigin { get { return RenderOrigin; } }
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public virtual Rectangle RenderBounds { get { return new Rectangle(RenderOrigin.X, RenderOrigin.Y, Bounds.Width, Bounds.Height); } }
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public virtual void Initialize()
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{
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// Parse the YAML equations to find the widget bounds
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var parentBounds = (Parent == null)
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? new Rectangle(0, 0, Game.viewport.Width, Game.viewport.Height)
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: Parent.Bounds;
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var substitutions = new Dictionary<string, int>();
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substitutions.Add("WINDOW_RIGHT", Game.viewport.Width);
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substitutions.Add("WINDOW_BOTTOM", Game.viewport.Height);
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substitutions.Add("PARENT_RIGHT", parentBounds.Width);
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substitutions.Add("PARENT_LEFT", parentBounds.Left);
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substitutions.Add("PARENT_TOP", parentBounds.Top);
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substitutions.Add("PARENT_BOTTOM", parentBounds.Height);
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int width = Evaluator.Evaluate(Width, substitutions);
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int height = Evaluator.Evaluate(Height, substitutions);
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substitutions.Add("WIDTH", width);
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substitutions.Add("HEIGHT", height);
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Bounds = new Rectangle(Evaluator.Evaluate(X, substitutions),
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Evaluator.Evaluate(Y, substitutions),
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width,
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height);
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}
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public void PostInit(Dictionary<string, object> args)
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{
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if (Delegate == null)
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return;
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args["widget"] = this;
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var iwd = Game.modData.ObjectCreator.CreateObject<IWidgetDelegate>(Delegate, args)
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as IWidgetDelegateEx;
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if (iwd != null)
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iwd.Init();
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args.Remove("widget");
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}
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public virtual Rectangle EventBounds { get { return RenderBounds; } }
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public virtual Rectangle GetEventBounds()
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{
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return Children
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.Where(c => c.IsVisible())
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.Select(c => c.GetEventBounds())
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.Aggregate(EventBounds, Rectangle.Union);
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}
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public static Widget SelectedWidget;
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public bool Focused { get { return SelectedWidget == this; } }
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public virtual bool TakeFocus(MouseInput mi)
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{
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if (Focused)
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return true;
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if (SelectedWidget != null && !SelectedWidget.LoseFocus(mi))
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return false;
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SelectedWidget = this;
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return true;
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}
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// Remove focus from this widget; return false if you don't want to give it up
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public virtual bool LoseFocus(MouseInput mi)
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{
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// Some widgets may need to override focus depending on mouse click
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return LoseFocus();
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}
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public virtual bool LoseFocus()
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{
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if (SelectedWidget == this)
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SelectedWidget = null;
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return true;
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}
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public virtual string GetCursor(int2 pos) { return "default"; }
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public string GetCursorOuter(int2 pos)
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{
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// Is the cursor on top of us?
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if (!(IsVisible() && GetEventBounds().Contains(pos)))
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return null;
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// Do any of our children specify a cursor?
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foreach (var child in Children.OfType<Widget>().Reverse())
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{
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var cc = child.GetCursorOuter(pos);
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if (cc != null)
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return cc;
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}
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return EventBounds.Contains(pos) ? GetCursor(pos) : null;
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}
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public static bool HandleInput(MouseInput mi)
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{
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bool handled = false;
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if (SelectedWidget != null && SelectedWidget.HandleMouseInputOuter(mi))
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handled = true;
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if (!handled && RootWidget.HandleMouseInputOuter(mi))
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handled = true;
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if (mi.Event == MouseInputEvent.Move)
|
||||
{
|
||||
Viewport.LastMousePos = mi.Location;
|
||||
Viewport.TicksSinceLastMove = 0;
|
||||
}
|
||||
return handled;
|
||||
}
|
||||
|
||||
public bool HandleMouseInputOuter(MouseInput mi)
|
||||
{
|
||||
// Are we able to handle this event?
|
||||
if (!(Focused || (IsVisible() && GetEventBounds().Contains(mi.Location.X, mi.Location.Y))))
|
||||
return false;
|
||||
|
||||
// Send the event to the deepest children first and bubble up if unhandled
|
||||
foreach (var child in Children.OfType<Widget>().Reverse())
|
||||
if (child.HandleMouseInputOuter(mi))
|
||||
return true;
|
||||
|
||||
return HandleMouseInput(mi);
|
||||
}
|
||||
|
||||
// Hack: Don't eat mouse input that others want
|
||||
// TODO: Solve this properly
|
||||
public virtual bool HandleMouseInput(MouseInput mi)
|
||||
{
|
||||
// Apply any special logic added by delegates; they return true if they caught the input
|
||||
if (mi.Event == MouseInputEvent.Down && OnMouseDown(mi)) return true;
|
||||
if (mi.Event == MouseInputEvent.Up && OnMouseUp(mi)) return true;
|
||||
if (mi.Event == MouseInputEvent.Move)
|
||||
OnMouseMove(mi);
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
public virtual bool HandleKeyPressInner(KeyInput e) { return false; }
|
||||
public virtual bool HandleKeyPressOuter(KeyInput e)
|
||||
{
|
||||
if (!IsVisible())
|
||||
return false;
|
||||
|
||||
// Can any of our children handle this?
|
||||
foreach (var child in Children)
|
||||
if (child.HandleKeyPressOuter(e))
|
||||
return true;
|
||||
|
||||
// Do any widgety behavior (enter text etc)
|
||||
var handled = HandleKeyPressInner(e);
|
||||
|
||||
// Apply any special logic added by delegates; they return true if they caught the input
|
||||
if (OnKeyPress(e)) return true;
|
||||
|
||||
return handled;
|
||||
}
|
||||
|
||||
public static bool HandleKeyPress(KeyInput e)
|
||||
{
|
||||
if (SelectedWidget != null)
|
||||
return SelectedWidget.HandleKeyPressOuter(e);
|
||||
|
||||
if (RootWidget.HandleKeyPressOuter(e))
|
||||
return true;
|
||||
return false;
|
||||
}
|
||||
|
||||
public abstract void DrawInner();
|
||||
|
||||
public virtual void Draw()
|
||||
{
|
||||
if (IsVisible())
|
||||
{
|
||||
DrawInner();
|
||||
foreach (var child in Children)
|
||||
child.Draw();
|
||||
}
|
||||
}
|
||||
|
||||
public virtual void Tick()
|
||||
{
|
||||
if (IsVisible())
|
||||
foreach (var child in Children)
|
||||
child.Tick();
|
||||
}
|
||||
|
||||
public virtual void AddChild(Widget child)
|
||||
{
|
||||
child.Parent = this;
|
||||
Children.Add(child);
|
||||
}
|
||||
public virtual void RemoveChild(Widget child) { Children.Remove(child); }
|
||||
public virtual void RemoveChildren() { Children.Clear(); }
|
||||
|
||||
public Widget GetWidget(string id)
|
||||
{
|
||||
if (this.Id == id)
|
||||
return this;
|
||||
|
||||
foreach (var child in Children)
|
||||
{
|
||||
var w = child.GetWidget(id);
|
||||
if (w != null)
|
||||
return w;
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
public T GetWidget<T>(string id) where T : Widget
|
||||
{
|
||||
var widget = GetWidget(id);
|
||||
return (widget != null) ? (T)widget : null;
|
||||
}
|
||||
|
||||
public static void CloseWindow()
|
||||
{
|
||||
RootWidget.Children.Remove(WindowList.Pop());
|
||||
if (WindowList.Count > 0)
|
||||
rootWidget.Children.Add(WindowList.Peek());
|
||||
}
|
||||
|
||||
public static Widget OpenWindow(string id)
|
||||
{
|
||||
return OpenWindow(id, new Dictionary<string, object>());
|
||||
}
|
||||
|
||||
public static Widget OpenWindow(string id, Dictionary<string, object> args)
|
||||
{
|
||||
var window = Game.modData.WidgetLoader.LoadWidget(args, rootWidget, id);
|
||||
if (WindowList.Count > 0)
|
||||
rootWidget.Children.Remove(WindowList.Peek());
|
||||
WindowList.Push(window);
|
||||
return window;
|
||||
}
|
||||
|
||||
public static void DoTick()
|
||||
{
|
||||
RootWidget.Tick();
|
||||
}
|
||||
|
||||
public static void DoDraw()
|
||||
{
|
||||
RootWidget.Draw();
|
||||
}
|
||||
}
|
||||
|
||||
public class ContainerWidget : Widget
|
||||
{
|
||||
public Func<string> GetBackground;
|
||||
public string Background = null;
|
||||
|
||||
public ContainerWidget()
|
||||
: base()
|
||||
{
|
||||
GetBackground = () => Background;
|
||||
}
|
||||
|
||||
public ContainerWidget(ContainerWidget other)
|
||||
: base(other)
|
||||
{
|
||||
Background = other.Background;
|
||||
GetBackground = other.GetBackground;
|
||||
}
|
||||
|
||||
public override void DrawInner()
|
||||
{
|
||||
var bg = GetBackground();
|
||||
if (bg != null)
|
||||
WidgetUtils.DrawPanel(bg, RenderBounds);
|
||||
}
|
||||
|
||||
public override string GetCursor(int2 pos) { return null; }
|
||||
public override Widget Clone() { return new ContainerWidget(this); }
|
||||
}
|
||||
|
||||
public interface IWidgetDelegate { }
|
||||
public interface IWidgetDelegateEx : IWidgetDelegate
|
||||
{
|
||||
void Init();
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user