mathe/Library/PackageCache/com.unity.shadergraph@14.0.8/Editor/Drawing/Controls/ToggleControl.cs

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C#
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2024-09-20 20:30:10 +02:00
using System;
using System.Reflection;
using UnityEditor.Graphing;
using UnityEngine;
using UnityEngine.UIElements;
namespace UnityEditor.ShaderGraph.Drawing.Controls
{
[Serializable]
struct ToggleData
{
public bool isOn;
public bool isEnabled;
public ToggleData(bool on, bool enabled)
{
isOn = on;
isEnabled = enabled;
}
public ToggleData(bool on)
{
isOn = on;
isEnabled = true;
}
}
[AttributeUsage(AttributeTargets.Property)]
class ToggleControlAttribute : Attribute, IControlAttribute
{
string m_Label;
public ToggleControlAttribute(string label = null)
{
m_Label = label;
}
public VisualElement InstantiateControl(AbstractMaterialNode node, PropertyInfo propertyInfo)
{
return new ToggleControlView(m_Label, node, propertyInfo);
}
}
class ToggleControlView : VisualElement, AbstractMaterialNodeModificationListener
{
AbstractMaterialNode m_Node;
PropertyInfo m_PropertyInfo;
Label m_Label;
Toggle m_Toggle;
public ToggleControlView(string label, AbstractMaterialNode node, PropertyInfo propertyInfo)
{
m_Node = node;
m_PropertyInfo = propertyInfo;
styleSheets.Add(Resources.Load<StyleSheet>("Styles/Controls/ToggleControlView"));
if (propertyInfo.PropertyType != typeof(ToggleData))
throw new ArgumentException("Property must be a Toggle.", "propertyInfo");
label = label ?? ObjectNames.NicifyVariableName(propertyInfo.Name);
var value = (ToggleData)m_PropertyInfo.GetValue(m_Node, null);
var panel = new VisualElement { name = "togglePanel" };
if (!string.IsNullOrEmpty(label))
{
m_Label = new Label(label);
m_Label.SetEnabled(value.isEnabled);
panel.Add(m_Label);
}
m_Toggle = new Toggle();
m_Toggle.OnToggleChanged(OnChangeToggle);
m_Toggle.SetEnabled(value.isEnabled);
m_Toggle.value = value.isOn;
panel.Add(m_Toggle);
Add(panel);
}
public void OnNodeModified(ModificationScope scope)
{
var value = (ToggleData)m_PropertyInfo.GetValue(m_Node, null);
m_Toggle.SetEnabled(value.isEnabled);
if (m_Label != null)
m_Label.SetEnabled(value.isEnabled);
if (scope == ModificationScope.Graph)
{
this.MarkDirtyRepaint();
}
}
void OnChangeToggle(ChangeEvent<bool> evt)
{
m_Node.owner.owner.RegisterCompleteObjectUndo("Toggle Change");
var value = (ToggleData)m_PropertyInfo.GetValue(m_Node, null);
value.isOn = evt.newValue;
m_PropertyInfo.SetValue(m_Node, value, null);
this.MarkDirtyRepaint();
}
}
}