65 lines
1.8 KiB
C#
65 lines
1.8 KiB
C#
#region Copyright & License Information
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/*
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* Copyright (c) The OpenRA Developers and Contributors
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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.Widgets;
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namespace OpenRA.Mods.Common.Widgets
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{
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public class LabelWithTooltipWidget : LabelWidget
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{
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public readonly string TooltipTemplate;
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public readonly string TooltipContainer;
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protected Lazy<TooltipContainerWidget> tooltipContainer;
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public Func<string> GetTooltipText = () => "";
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[ObjectCreator.UseCtor]
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public LabelWithTooltipWidget()
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: base()
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{
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tooltipContainer = Exts.Lazy(() =>
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Ui.Root.Get<TooltipContainerWidget>(TooltipContainer));
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}
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protected LabelWithTooltipWidget(LabelWithTooltipWidget other)
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: base(other)
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{
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TooltipTemplate = other.TooltipTemplate;
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TooltipContainer = other.TooltipContainer;
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tooltipContainer = Exts.Lazy(() =>
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Ui.Root.Get<TooltipContainerWidget>(TooltipContainer));
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GetTooltipText = other.GetTooltipText;
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}
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public override Widget Clone() { return new LabelWithTooltipWidget(this); }
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public override void MouseEntered()
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{
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if (TooltipContainer == null)
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return;
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if (GetTooltipText != null)
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tooltipContainer.Value.SetTooltip(TooltipTemplate, new WidgetArgs() { { "getText", GetTooltipText } });
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}
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public override void MouseExited()
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{
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// Only try to remove the tooltip if we know it has been created
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// This avoids a crash if the widget (and the container it refers to) are being removed
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if (TooltipContainer != null && tooltipContainer.IsValueCreated)
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tooltipContainer.Value.RemoveTooltip();
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}
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}
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}
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