89 lines
2.6 KiB
C#
89 lines
2.6 KiB
C#
using System;
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using UnityEngine;
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using UnityEngine.Assertions;
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using UnityEngine.UIElements;
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namespace UnityEditor.ShaderGraph.Drawing
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{
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class SGBlackboardRow : VisualElement, IDisposable
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{
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static readonly string k_UxmlTemplatePath = "UXML/Blackboard/SGBlackboardRow";
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static readonly string k_StyleSheetPath = "Styles/SGBlackboard";
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VisualElement m_Root;
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Button m_ExpandButton;
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VisualElement m_ItemContainer;
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VisualElement m_PropertyViewContainer;
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bool m_Expanded = true;
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public bool expanded
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{
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get { return m_Expanded; }
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set
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{
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if (m_Expanded == value)
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{
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return;
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}
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m_Expanded = value;
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if (m_Expanded)
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{
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m_Root.Add(m_PropertyViewContainer);
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AddToClassList("expanded");
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}
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else
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{
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m_Root.Remove(m_PropertyViewContainer);
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RemoveFromClassList("expanded");
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}
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}
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}
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public SGBlackboardRow(VisualElement item, VisualElement propertyView)
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{
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var stylesheet = Resources.Load(k_StyleSheetPath) as StyleSheet;
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Assert.IsNotNull(stylesheet);
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styleSheets.Add(stylesheet);
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var uxmlTemplate = Resources.Load(k_UxmlTemplatePath) as VisualTreeAsset;
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Assert.IsNotNull(uxmlTemplate);
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VisualElement mainContainer = null;
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mainContainer = uxmlTemplate.Instantiate();
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Assert.IsNotNull(mainContainer);
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mainContainer.AddToClassList("mainContainer");
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m_Root = mainContainer.Q("root");
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m_ItemContainer = mainContainer.Q("itemContainer");
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m_PropertyViewContainer = mainContainer.Q("propertyViewContainer");
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m_ExpandButton = mainContainer.Q<Button>("expandButton");
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m_ExpandButton.clickable.clicked += () => expanded = !expanded;
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m_ExpandButton.RemoveFromHierarchy();
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Add(mainContainer);
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ClearClassList();
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AddToClassList("blackboardRow");
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name = "SGBlackboardRow";
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m_ItemContainer.Add(item);
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m_PropertyViewContainer.Add(propertyView);
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expanded = false;
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}
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public void Dispose()
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{
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RemoveFromHierarchy();
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m_ExpandButton.clickable = null;
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m_Root = null;
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m_ItemContainer = null;
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m_PropertyViewContainer = null;
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m_ExpandButton = null;
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}
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}
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}
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