115 lines
4.9 KiB
C#
115 lines
4.9 KiB
C#
using System.Collections.Generic;
|
|
using UnityEngine;
|
|
using UnityEngine.UI;
|
|
|
|
namespace UnityEditor.UI
|
|
{
|
|
[CustomEditor(typeof(Slider), true)]
|
|
[CanEditMultipleObjects]
|
|
/// <summary>
|
|
/// Custom Editor for the Slider Component.
|
|
/// Extend this class to write a custom editor for a component derived from Slider.
|
|
/// </summary>
|
|
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);
|
|
}
|
|
}
|
|
|
|
EditorGUI.BeginChangeCheck();
|
|
float newMin = EditorGUILayout.FloatField("Min Value", m_MinValue.floatValue);
|
|
if(EditorGUI.EndChangeCheck())
|
|
{
|
|
if (m_WholeNumbers.boolValue ? Mathf.Round(newMin) < m_MaxValue.floatValue : newMin < m_MaxValue.floatValue)
|
|
m_MinValue.floatValue = newMin;
|
|
}
|
|
|
|
EditorGUI.BeginChangeCheck();
|
|
float newMax = EditorGUILayout.FloatField("Max Value", m_MaxValue.floatValue);
|
|
if (EditorGUI.EndChangeCheck())
|
|
{
|
|
if (m_WholeNumbers.boolValue ? Mathf.Round(newMax) > m_MinValue.floatValue : newMax > m_MinValue.floatValue)
|
|
m_MaxValue.floatValue = newMax;
|
|
}
|
|
|
|
EditorGUILayout.PropertyField(m_WholeNumbers);
|
|
|
|
bool areMinMaxEqual = (m_MinValue.floatValue == m_MaxValue.floatValue);
|
|
|
|
if (areMinMaxEqual)
|
|
EditorGUILayout.HelpBox("Min Value and Max Value cannot be equal.", MessageType.Warning);
|
|
|
|
EditorGUI.BeginDisabledGroup(areMinMaxEqual);
|
|
EditorGUILayout.Slider(m_Value, m_MinValue.floatValue, m_MaxValue.floatValue);
|
|
EditorGUI.EndDisabledGroup();
|
|
|
|
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();
|
|
}
|
|
}
|
|
}
|