67 lines
1.8 KiB
C#
67 lines
1.8 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2011 The OpenRA Developers (see AUTHORS)
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation. For more information,
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* see COPYING.
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*/
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#endregion
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using System.Drawing;
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namespace OpenRA.Widgets
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{
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public class BackgroundWidget : Widget
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{
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public readonly string Background = "dialog";
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public readonly bool ClickThrough = false;
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public readonly bool Draggable = false;
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public override void Draw()
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{
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WidgetUtils.DrawPanel(Background, RenderBounds);
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}
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public BackgroundWidget() : base() { }
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bool moving;
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int2? prevMouseLocation;
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public override bool HandleMouseInput(MouseInput mi)
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{
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if (ClickThrough) return false;
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if (!Draggable || moving && (!TakeFocus(mi) || mi.Button != MouseButton.Left)) return true;
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if (prevMouseLocation == null)
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prevMouseLocation = mi.Location;
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var vec = mi.Location - (int2)prevMouseLocation;
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prevMouseLocation = mi.Location;
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switch (mi.Event)
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{
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case MouseInputEvent.Up:
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moving = false;
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LoseFocus(mi);
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break;
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case MouseInputEvent.Down:
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moving = true;
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Bounds = new Rectangle(Bounds.X + vec.X, Bounds.Y + vec.Y, Bounds.Width, Bounds.Height);
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break;
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case MouseInputEvent.Move:
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if (moving)
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Bounds = new Rectangle(Bounds.X + vec.X, Bounds.Y + vec.Y, Bounds.Width, Bounds.Height);
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break;
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}
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return true;
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}
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protected BackgroundWidget(BackgroundWidget other)
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: base(other)
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{
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Background = other.Background;
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ClickThrough = other.ClickThrough;
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Draggable = other.Draggable;
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}
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public override Widget Clone() { return new BackgroundWidget(this); }
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}
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} |