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using UnityEngine;
using UnityEngine.UI;
using UnityEditorInternal;
using UnityEditor.AnimatedValues;
namespace UnityEditor.UI
{
[CustomEditor(typeof(HorizontalOrVerticalLayoutGroup), true)]
[CanEditMultipleObjects]
public class HorizontalOrVerticalLayoutGroupEditor : Editor
{
SerializedProperty m_Padding;
SerializedProperty m_Spacing;
SerializedProperty m_ChildAlignment;
SerializedProperty m_ChildControlWidth;
SerializedProperty m_ChildControlHeight;
SerializedProperty m_ChildForceExpandWidth;
SerializedProperty m_ChildForceExpandHeight;
protected virtual void OnEnable()
{
m_Padding = serializedObject.FindProperty("m_Padding");
m_Spacing = serializedObject.FindProperty("m_Spacing");
m_ChildAlignment = serializedObject.FindProperty("m_ChildAlignment");
m_ChildControlWidth = serializedObject.FindProperty("m_ChildControlWidth");
m_ChildControlHeight = serializedObject.FindProperty("m_ChildControlHeight");
m_ChildForceExpandWidth = serializedObject.FindProperty("m_ChildForceExpandWidth");
m_ChildForceExpandHeight = serializedObject.FindProperty("m_ChildForceExpandHeight");
}
public override void OnInspectorGUI()
{
serializedObject.Update();
EditorGUILayout.PropertyField(m_Padding, true);
EditorGUILayout.PropertyField(m_Spacing, true);
EditorGUILayout.PropertyField(m_ChildAlignment, true);
Rect rect = EditorGUILayout.GetControlRect();
rect = EditorGUI.PrefixLabel(rect, -1, new GUIContent("Child Controls Size"));
rect.width = Mathf.Max(50, (rect.width - 4) / 3);
EditorGUIUtility.labelWidth = 50;
ToggleLeft(rect, m_ChildControlWidth, new GUIContent("Width"));
rect.x += rect.width + 2;
ToggleLeft(rect, m_ChildControlHeight, new GUIContent("Height"));
EditorGUIUtility.labelWidth = 0;
rect = EditorGUILayout.GetControlRect();
rect = EditorGUI.PrefixLabel(rect, -1, new GUIContent("Child Force Expand"));
rect.width = Mathf.Max(50, (rect.width - 4) / 3);
EditorGUIUtility.labelWidth = 50;
ToggleLeft(rect, m_ChildForceExpandWidth, new GUIContent("Width"));
rect.x += rect.width + 2;
ToggleLeft(rect, m_ChildForceExpandHeight, new GUIContent("Height"));
EditorGUIUtility.labelWidth = 0;
serializedObject.ApplyModifiedProperties();
}
void ToggleLeft(Rect position, SerializedProperty property, GUIContent label)
{
bool toggle = property.boolValue;
EditorGUI.showMixedValue = property.hasMultipleDifferentValues;
EditorGUI.BeginChangeCheck();
int oldIndent = EditorGUI.indentLevel;
EditorGUI.indentLevel = 0;
toggle = EditorGUI.ToggleLeft(position, label, toggle);
EditorGUI.indentLevel = oldIndent;
if (EditorGUI.EndChangeCheck())
{
property.boolValue = property.hasMultipleDifferentValues ? true : !property.boolValue;
}
EditorGUI.showMixedValue = false;
}
}
}
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