100 lines
2.8 KiB
C#
100 lines
2.8 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2022 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, either version 3 of
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* the License, or (at your option) any later version. For more
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* information, see COPYING.
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*/
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#endregion
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using System;
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using OpenRA.Graphics;
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using OpenRA.Widgets;
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namespace OpenRA.Mods.Common.Widgets
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{
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public class ScrollItemWidget : ButtonWidget
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{
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public readonly string BaseName = "scrollitem";
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public readonly bool EnableChildMouseOver = false;
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public string ItemKey;
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readonly CachedTransform<(bool, bool, bool, bool, bool), Sprite[]> getPanelCache;
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[ObjectCreator.UseCtor]
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public ScrollItemWidget(ModData modData)
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: base(modData)
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{
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IsVisible = () => false;
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VisualHeight = 0;
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getPanelCache = WidgetUtils.GetCachedStatefulPanelImages(BaseName);
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}
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protected ScrollItemWidget(ScrollItemWidget other)
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: base(other)
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{
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IsVisible = () => false;
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VisualHeight = 0;
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Key = other.Key;
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BaseName = other.BaseName;
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EnableChildMouseOver = other.EnableChildMouseOver;
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getPanelCache = WidgetUtils.GetCachedStatefulPanelImages(BaseName);
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}
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public override void Initialize(WidgetArgs args)
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{
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base.Initialize(args);
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// HACK: We want to default IgnoreChildMouseOver to true in this widget
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// but still allow it to be disabled
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IgnoreChildMouseOver = !EnableChildMouseOver;
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}
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public Func<bool> IsSelected = () => false;
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public override void Draw()
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{
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if (string.IsNullOrEmpty(BaseName))
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return;
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// PERF: Only check for ourself or our direct children
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var hover = Ui.MouseOverWidget == this;
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if (!IgnoreChildMouseOver && !hover)
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hover = Children.Contains(Ui.MouseOverWidget);
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var panel = getPanelCache.Update((IsDisabled(), Depressed, hover, false, IsSelected() || IsHighlighted()));
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if (panel != null)
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WidgetUtils.DrawPanel(RenderBounds, panel);
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}
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public override Widget Clone() { return new ScrollItemWidget(this); }
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public static ScrollItemWidget Setup(ScrollItemWidget template, Func<bool> isSelected, Action onClick)
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{
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var w = template.Clone() as ScrollItemWidget;
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w.IsVisible = () => true;
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w.IsSelected = isSelected;
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w.OnClick = onClick;
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return w;
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}
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public static ScrollItemWidget Setup(ScrollItemWidget template, Func<bool> isSelected, Action onClick, Action onDoubleClick)
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{
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var w = Setup(template, isSelected, onClick);
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w.OnDoubleClick = onDoubleClick;
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return w;
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}
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public static ScrollItemWidget Setup(string key, ScrollItemWidget template, Func<bool> isSelected, Action onClick, Action onDoubleClick)
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{
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var w = Setup(template, isSelected, onClick);
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w.OnDoubleClick = onDoubleClick;
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w.ItemKey = key;
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return w;
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}
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}
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}
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