87 lines
2.5 KiB
C#
87 lines
2.5 KiB
C#
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#if UNITY_EDITOR
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using System.Collections.Generic;
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using System.Linq;
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namespace UnityEngine.InputSystem.Editor
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{
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internal class MultiLevelDataSource : AdvancedDropdownDataSource
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{
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private string[] m_DisplayedOptions;
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internal string[] displayedOptions
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{
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set { m_DisplayedOptions = value; }
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}
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private string m_Label = "";
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internal string label
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{
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set { m_Label = value; }
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}
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internal MultiLevelDataSource()
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{
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}
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public MultiLevelDataSource(string[] displayOptions)
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{
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m_DisplayedOptions = displayOptions;
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}
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protected override AdvancedDropdownItem FetchData()
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{
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var rootGroup = new AdvancedDropdownItem(m_Label);
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m_SearchableElements = new List<AdvancedDropdownItem>();
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for (int i = 0; i < m_DisplayedOptions.Length; i++)
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{
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var menuPath = m_DisplayedOptions[i];
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var paths = menuPath.Split('/');
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AdvancedDropdownItem parent = rootGroup;
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for (var j = 0; j < paths.Length; j++)
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{
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var path = paths[j];
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if (j == paths.Length - 1)
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{
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var element = new MultiLevelItem(path, menuPath);
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element.elementIndex = i;
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parent.AddChild(element);
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m_SearchableElements.Add(element);
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continue;
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}
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var groupPathId = paths[0];
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for (int k = 1; k <= j; k++)
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groupPathId += "/" + paths[k];
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var group = parent.children.SingleOrDefault(c => ((MultiLevelItem)c).stringId == groupPathId);
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if (group == null)
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{
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group = new MultiLevelItem(path, groupPathId);
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parent.AddChild(group);
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}
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parent = group;
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}
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}
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return rootGroup;
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}
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class MultiLevelItem : AdvancedDropdownItem
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{
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internal string stringId;
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public MultiLevelItem(string path, string menuPath) : base(path)
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{
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stringId = menuPath;
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id = menuPath.GetHashCode();
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}
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public override string ToString()
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{
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return stringId;
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}
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}
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}
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}
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#endif // UNITY_EDITOR
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