99 lines
2.1 KiB
C#
99 lines
2.1 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Drawing;
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using OpenRA.FileFormats;
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using OpenRA.Graphics;
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using OpenRA.Widgets.Delegates;
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namespace OpenRA.Widgets
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{
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public class Widget
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{
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// Typically defined in YAML
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public readonly string Id = null;
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public readonly int X = 0;
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public readonly int Y = 0;
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public readonly int Width = 0;
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public readonly int Height = 0;
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public readonly string Delegate = 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 {get {return new Rectangle(X,Y,Width, Height);}}
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public Rectangle ClickRect;
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public virtual void Initialize()
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{
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// Create the clickrect
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ClickRect = Bounds;
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foreach (var child in Children)
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ClickRect = Rectangle.Union(ClickRect, child.Bounds);
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}
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public virtual bool HandleInput(MouseInput mi)
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{
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if (!Visible)
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return false;
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// Do any of our children handle this?
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bool caught = false;
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if (ClickRect.Contains(mi.Location.X,mi.Location.Y))
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{
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foreach (var child in Children)
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{
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caught = child.HandleInput(mi);
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if (caught)
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break;
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}
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}
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// Child has handled the event
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if (caught)
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return true;
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// Mousedown
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if (Delegate != null && mi.Event == MouseInputEvent.Down && ClickRect.Contains(mi.Location.X,mi.Location.Y))
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{
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foreach (var mod in Game.ModAssemblies)
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{
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var act = (IWidgetDelegate)mod.First.CreateInstance(mod.Second + "."+Delegate);
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if (act == null) continue;
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return act.OnClick(this, mi);
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}
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throw new InvalidOperationException("Cannot locate widget delegate: {0}".F(Delegate));
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}
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return false;
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}
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public virtual void Draw()
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{
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if (Visible)
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foreach (var child in Children)
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child.Draw();
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}
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public void AddChild(Widget child)
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{
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Children.Add( child );
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}
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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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if (child.GetWidget(id) != null)
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return child;
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return null;
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}
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}
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class ContainerWidget : Widget { }
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} |