mirror of https://github.com/dahall/Vanara.git
41 lines
747 B
C#
41 lines
747 B
C#
using System.Windows.Forms;
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namespace Vanara.Windows.Shell
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{
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public partial class ThumbnailToolbarButton
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{
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internal class ImageIndexer
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{
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private int index = -1;
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private string key = string.Empty;
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private bool useIntegerIndex = true;
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public virtual int ActualIndex => useIntegerIndex ? Index : (ImageList is null ? -1 : ImageList.Images.IndexOfKey(Key));
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public virtual ImageList ImageList { get; set; }
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public virtual int Index
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{
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get => index;
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set
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{
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key = string.Empty;
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index = value;
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useIntegerIndex = true;
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}
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}
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public virtual string Key
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{
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get => key;
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set
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{
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index = -1;
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key = value ?? string.Empty;
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useIntegerIndex = false;
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}
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}
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}
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}
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}
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