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103 lines
3.8 KiB
103 lines
3.8 KiB
using System; |
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using System.Linq; |
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using System.Reflection; |
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using UnityEngine; |
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using UnityEngine.UIElements; |
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using UnityEngine.Assertions; |
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using UnityEditor.Graphing; |
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namespace UnityEditor.ShaderGraph.Drawing.Controls |
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{ |
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[AttributeUsage(AttributeTargets.Property)] |
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class TextControlAttribute : Attribute, IControlAttribute |
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{ |
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string m_Label; |
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public TextControlAttribute(string label = null) |
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{ |
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m_Label = label; |
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} |
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public VisualElement InstantiateControl(AbstractMaterialNode node, PropertyInfo propertyInfo) |
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{ |
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if (!TextControlView.validTypes.Contains(propertyInfo.PropertyType)) |
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return null; |
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return new TextControlView(m_Label, node, propertyInfo); |
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} |
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} |
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class TextControlView : VisualElement |
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{ |
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public static Type[] validTypes = { typeof(string) }; |
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AbstractMaterialNode m_Node; |
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PropertyInfo m_PropertyInfo; |
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string m_Value; |
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int m_UndoGroup = -1; |
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public TextControlView(string label, AbstractMaterialNode node, PropertyInfo propertyInfo) |
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{ |
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styleSheets.Add(Resources.Load<StyleSheet>("Styles/Controls/TextControlView")); |
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m_Node = node; |
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m_PropertyInfo = propertyInfo; |
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label = label ?? ObjectNames.NicifyVariableName(propertyInfo.Name); |
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var container = new VisualElement { name = "container" }; |
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var thisLabel = new Label(label); |
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container.Add(thisLabel); |
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m_Value = GetValue(); |
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string value = null; |
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var field = new TextField { value = m_Value }; |
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field.RegisterCallback<MouseDownEvent>(Repaint); |
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field.RegisterCallback<MouseMoveEvent>(Repaint); |
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field.RegisterValueChangedCallback(evt => |
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{ |
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value = GetValue(); |
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value = evt.newValue; |
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if (m_Node.GetType() != typeof(SwizzleNode)) |
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{ |
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m_Node.owner.owner.RegisterCompleteObjectUndo("Change" + m_Node.name); |
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m_PropertyInfo.SetValue(m_Node, value, null); |
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m_UndoGroup = -1; |
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} |
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}); |
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// Pressing escape while we are editing causes it to revert to the original value when we gained focus |
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field.Q("unity-text-input").RegisterCallback<KeyDownEvent>(evt => |
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{ |
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if (evt.keyCode == KeyCode.Escape && m_UndoGroup > -1) |
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{ |
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Undo.RevertAllDownToGroup(m_UndoGroup); |
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m_UndoGroup = -1; |
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evt.StopPropagation(); |
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} |
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this.MarkDirtyRepaint(); |
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}); |
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field.Q("unity-text-input").RegisterCallback<FocusOutEvent>(evt => |
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{ |
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if (m_Node.GetType() == typeof(SwizzleNode)) |
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{ |
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//Only set node value when mouse clicked away |
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m_Node.owner.owner.RegisterCompleteObjectUndo("Change" + m_Node.name); |
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m_PropertyInfo.SetValue(m_Node, value, null); |
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m_UndoGroup = -1; |
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//Validate graph to update downstream input slot |
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m_Node.owner.ValidateGraph(); |
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m_Node.Dirty(ModificationScope.Topological); |
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} |
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this.MarkDirtyRepaint(); |
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}); |
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container.Add(field); |
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Add(container); |
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} |
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string GetValue() |
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{ |
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var value = m_PropertyInfo.GetValue(m_Node, null); |
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Assert.IsNotNull(value); |
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return (string)value; |
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} |
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void Repaint<T>(MouseEventBase<T> evt) where T : MouseEventBase<T>, new() |
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{ |
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evt.StopPropagation(); |
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this.MarkDirtyRepaint(); |
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} |
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} |
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}
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