106 lines
4.9 KiB
C#
106 lines
4.9 KiB
C#
using UnityEditor;
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using UnityEditor.UIElements;
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using UnityEngine.UIElements;
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namespace Unity.Cinemachine.Editor
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{
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[CustomPropertyDrawer(typeof(FoldoutWithEnabledButtonAttribute))]
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partial class FoldoutWithEnabledButtonPropertyDrawer : PropertyDrawer
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{
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public override VisualElement CreatePropertyGUI(SerializedProperty property)
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{
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var a = (FoldoutWithEnabledButtonAttribute)attribute;
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var enabledProp = property.FindPropertyRelative(a.EnabledPropertyName);
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if (enabledProp == null)
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return new PropertyField(property);
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// Don't set the text of the Foldout as this will set the Toggle.text,
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// which is on the right side of the checkbox
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var foldout = new Foldout(); // { style = { marginTop = 2 }}; // GML this hack would compensate for the current uneven line spacing
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const string kToggleClassName = "unity-foldout__toggle";
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var foldoutToggle = foldout.Q<Toggle>(className: kToggleClassName);
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// This is to counter the auto-adding of the "unity-foldout__toggle--inspector" class that
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// adds -12px margin-left. Not ideal. I raised this as an issue.
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foldoutToggle.style.marginLeft = 3;
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// This does the magic nested alignment if this Foldout is inside another Foldout
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foldoutToggle.AddToClassList(Toggle.alignedFieldUssClassName);
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// Change from arrow to checkbox
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foldoutToggle.RemoveFromClassList(kToggleClassName);
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// Bind toggle to the enabled property while displaying the main property text
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foldoutToggle.label = property.displayName;
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foldoutToggle.tooltip = property.tooltip;
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foldoutToggle.BindProperty(enabledProp);
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// Add children
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var childProperty = property.Copy();
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var endProperty = childProperty.GetEndProperty();
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childProperty.NextVisible(true);
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while (!SerializedProperty.EqualContents(childProperty, endProperty))
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{
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if (!SerializedProperty.EqualContents(childProperty, enabledProp))
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foldout.Add(new PropertyField(childProperty));
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childProperty.NextVisible(false);
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}
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return foldout;
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}
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}
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[CustomPropertyDrawer(typeof(EnabledPropertyAttribute))]
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partial class EnabledPropertyPropertyDrawer : PropertyDrawer
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{
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public override VisualElement CreatePropertyGUI(SerializedProperty property)
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{
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var a = (EnabledPropertyAttribute)attribute;
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var enabledProp = property.FindPropertyRelative(a.EnabledPropertyName);
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// Use the first child field found
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var childProperty = property.Copy();
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var endProperty = childProperty.GetEndProperty();
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childProperty.NextVisible(true);
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while (!SerializedProperty.EqualContents(childProperty, endProperty))
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{
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if (!SerializedProperty.EqualContents(childProperty, enabledProp))
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break;
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childProperty.NextVisible(false);
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}
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if (SerializedProperty.EqualContents(childProperty, endProperty))
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childProperty = null;
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if (enabledProp == null || childProperty == null)
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return new PropertyField(property);
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var row = new InspectorUtility.LabeledRow(preferredLabel, enabledProp.tooltip);
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var toggle = row.Contents.AddChild(new Toggle("")
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{ style = { flexGrow = 0, marginTop = 3, marginBottom = 3, marginLeft = 3, alignSelf = Align.Center }});
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toggle.BindProperty(enabledProp);
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Label disabledText = null;
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if (!string.IsNullOrEmpty(a.ToggleDisabledText))
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disabledText = row.Contents.AddChild(new Label(a.ToggleDisabledText)
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{ style = { flexGrow = 0, flexBasis = 0, marginLeft = 8, alignSelf = Align.Center, opacity = 0.5f }});
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var childLabel = row.Contents.AddChild(new Label(childProperty.displayName)
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{ style = { flexGrow = 0, marginLeft = 8, alignSelf = Align.Center }, tooltip = childProperty.tooltip});
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var childField = row.Contents.AddChild(new PropertyField(childProperty, "")
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{ style = { flexGrow = 1, marginTop = -1, marginLeft = 5, marginBottom = -1, marginRight = 1 }});
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childLabel.AddDelayedFriendlyPropertyDragger(childProperty, childField, (d) => d.CancelDelayedWhenDragging = true);
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childField.RemoveFromClassList(InspectorUtility.AlignFieldClassName);
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row.TrackPropertyWithInitialCallback(enabledProp, (p) =>
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{
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if (p.IsDeletedObject())
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return;
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childField?.SetVisible(p.boolValue);
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childLabel?.SetVisible(p.boolValue);
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disabledText?.SetVisible(!p.boolValue);
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});
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return row;
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}
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}
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}
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