61 lines
2.0 KiB
C#
61 lines
2.0 KiB
C#
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using UnityEditorInternal;
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using UnityEngine;
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using UnityEngine.UI;
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using UnityEditor;
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namespace TMPro.EditorUtilities
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{
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[CustomPropertyDrawer(typeof(TMP_Dropdown.OptionDataList), true)]
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class DropdownOptionListDrawer : PropertyDrawer
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{
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private ReorderableList m_ReorderableList;
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private void Init(SerializedProperty property)
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{
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if (m_ReorderableList != null)
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return;
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SerializedProperty array = property.FindPropertyRelative("m_Options");
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m_ReorderableList = new ReorderableList(property.serializedObject, array);
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m_ReorderableList.drawElementCallback = DrawOptionData;
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m_ReorderableList.drawHeaderCallback = DrawHeader;
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m_ReorderableList.elementHeight += 16;
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}
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public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
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{
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Init(property);
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m_ReorderableList.DoList(position);
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}
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private void DrawHeader(Rect rect)
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{
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GUI.Label(rect, "Options");
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}
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private void DrawOptionData(Rect rect, int index, bool isActive, bool isFocused)
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{
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SerializedProperty itemData = m_ReorderableList.serializedProperty.GetArrayElementAtIndex(index);
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SerializedProperty itemText = itemData.FindPropertyRelative("m_Text");
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SerializedProperty itemImage = itemData.FindPropertyRelative("m_Image");
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RectOffset offset = new RectOffset(0, 0, -1, -3);
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rect = offset.Add(rect);
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rect.height = EditorGUIUtility.singleLineHeight;
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EditorGUI.PropertyField(rect, itemText, GUIContent.none);
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rect.y += EditorGUIUtility.singleLineHeight;
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EditorGUI.PropertyField(rect, itemImage, GUIContent.none);
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}
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public override float GetPropertyHeight(SerializedProperty property, GUIContent label)
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{
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Init(property);
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return m_ReorderableList.GetHeight();
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}
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}
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}
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