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using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
namespace UnityEditor.UI
{
[CustomEditor(typeof(Slider), true)]
[CanEditMultipleObjects]
public class SliderEditor : SelectableEditor
{
SerializedProperty m_Direction;
SerializedProperty m_FillRect;
SerializedProperty m_HandleRect;
SerializedProperty m_MinValue;
SerializedProperty m_MaxValue;
SerializedProperty m_WholeNumbers;
SerializedProperty m_Value;
SerializedProperty m_OnValueChanged;
protected override void OnEnable()
{
base.OnEnable();
m_FillRect = serializedObject.FindProperty("m_FillRect");
m_HandleRect = serializedObject.FindProperty("m_HandleRect");
m_Direction = serializedObject.FindProperty("m_Direction");
m_MinValue = serializedObject.FindProperty("m_MinValue");
m_MaxValue = serializedObject.FindProperty("m_MaxValue");
m_WholeNumbers = serializedObject.FindProperty("m_WholeNumbers");
m_Value = serializedObject.FindProperty("m_Value");
m_OnValueChanged = serializedObject.FindProperty("m_OnValueChanged");
}
public override void OnInspectorGUI()
{
base.OnInspectorGUI();
EditorGUILayout.Space();
serializedObject.Update();
EditorGUILayout.PropertyField(m_FillRect);
EditorGUILayout.PropertyField(m_HandleRect);
if (m_FillRect.objectReferenceValue != null || m_HandleRect.objectReferenceValue != null)
{
EditorGUI.BeginChangeCheck();
EditorGUILayout.PropertyField(m_Direction);
if (EditorGUI.EndChangeCheck())
{
Slider.Direction direction = (Slider.Direction)m_Direction.enumValueIndex;
foreach (var obj in serializedObject.targetObjects)
{
Slider slider = obj as Slider;
slider.SetDirection(direction, true);
}
}
EditorGUILayout.PropertyField(m_MinValue);
EditorGUILayout.PropertyField(m_MaxValue);
EditorGUILayout.PropertyField(m_WholeNumbers);
EditorGUILayout.Slider(m_Value, m_MinValue.floatValue, m_MaxValue.floatValue);
bool warning = false;
foreach (var obj in serializedObject.targetObjects)
{
Slider slider = obj as Slider;
Slider.Direction dir = slider.direction;
if (dir == Slider.Direction.LeftToRight || dir == Slider.Direction.RightToLeft)
warning = (slider.navigation.mode != Navigation.Mode.Automatic && (slider.FindSelectableOnLeft() != null || slider.FindSelectableOnRight() != null));
else
warning = (slider.navigation.mode != Navigation.Mode.Automatic && (slider.FindSelectableOnDown() != null || slider.FindSelectableOnUp() != null));
}
if (warning)
EditorGUILayout.HelpBox("The selected slider direction conflicts with navigation. Not all navigation options may work.", MessageType.Warning);
// Draw the event notification options
EditorGUILayout.Space();
EditorGUILayout.PropertyField(m_OnValueChanged);
}
else
{
EditorGUILayout.HelpBox("Specify a RectTransform for the slider fill or the slider handle or both. Each must have a parent RectTransform that it can slide within.", MessageType.Info);
}
serializedObject.ApplyModifiedProperties();
}
}
}
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