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Merged in larsme/unity-ui-extensions/Reordable_List (pull request #48) 

More Options for ReordableList

Approved-by: Simon Jackson <darkside@xna-uk.net>
pull/413/head
lars me 2019-02-25 15:07:48 +00:00 committed by Simon Jackson
parent ba6dc87b11 c8b7085f27
commit d6bb530fee
3 changed files with 445 additions and 70 deletions
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232
Examples/ReorderableList/ReorderableList.unity
View File

@ -38,7 +38,7 @@ RenderSettings:
m_ReflectionIntensity: 1
m_CustomReflection: {fileID: 0}
m_Sun: {fileID: 0}
m_IndirectSpecularColor: {r: 0.37311953, g: 0.38074014, b: 0.3587274, a: 1}
m_IndirectSpecularColor: {r: 0.3731193, g: 0.38073996, b: 0.35872692, a: 1}
--- !u!157 &3
LightmapSettings:
m_ObjectHideFlags: 0
@ -189,6 +189,8 @@ MonoBehaviour:
IsDraggable: 1
CloneDraggedObject: 1
IsDropable: 0
IsDisplacable: 0
maxItems: 2147483647
OnElementDropped:
m_PersistentCalls:
m_Calls: []
@ -209,6 +211,26 @@ MonoBehaviour:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedFrom:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedTo:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedFromReturned:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedToReturned:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
--- !u!114 &7473526
MonoBehaviour:
m_ObjectHideFlags: 0
@ -321,7 +343,7 @@ RectTransform:
m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
m_AnchorMin: {x: 0, y: 1}
m_AnchorMax: {x: 1, y: 1}
m_AnchoredPosition: {x: 0, y: 0.0000127977155}
m_AnchoredPosition: {x: 0, y: 0.000008085421}
m_SizeDelta: {x: 0, y: 0}
m_Pivot: {x: 0.5, y: 1}
--- !u!114 &32192511
@ -520,9 +542,11 @@ MonoBehaviour:
Is Draggable = true
Clone Dragged Object = false
IsDroppable = true
Is Droppable = false'
MaxItems = 4, IsDisplacable = True
Clone Dragged Object = false'
--- !u!222 &177188057
CanvasRenderer:
m_ObjectHideFlags: 0
@ -544,7 +568,7 @@ MonoBehaviour:
m_MinWidth: -1
m_MinHeight: -1
m_PreferredWidth: -1
m_PreferredHeight: 88.49
m_PreferredHeight: 180
m_FlexibleWidth: -1
m_FlexibleHeight: -1
m_LayoutPriority: 1
@ -584,7 +608,7 @@ RectTransform:
m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
m_AnchorMin: {x: 0, y: 1}
m_AnchorMax: {x: 1, y: 1}
m_AnchoredPosition: {x: 0, y: 0.0000127977155}
m_AnchoredPosition: {x: 0, y: 0.000015258789}
m_SizeDelta: {x: 0, y: 0}
m_Pivot: {x: 0.5, y: 1}
--- !u!114 &178427160
@ -909,7 +933,7 @@ MonoBehaviour:
m_MinWidth: -1
m_MinHeight: -1
m_PreferredWidth: -1
m_PreferredHeight: 88.49
m_PreferredHeight: 180
m_FlexibleWidth: -1
m_FlexibleHeight: -1
m_LayoutPriority: 1
@ -1230,7 +1254,7 @@ MonoBehaviour:
m_MinWidth: -1
m_MinHeight: -1
m_PreferredWidth: -1
m_PreferredHeight: 88.49
m_PreferredHeight: 180
m_FlexibleWidth: -1
m_FlexibleHeight: -1
m_LayoutPriority: 1
@ -1472,6 +1496,8 @@ MonoBehaviour:
IsDraggable: 1
CloneDraggedObject: 0
IsDropable: 1
IsDisplacable: 0
maxItems: 4
OnElementDropped:
m_PersistentCalls:
m_Calls: []
@ -1492,6 +1518,26 @@ MonoBehaviour:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedFrom:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedTo:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedFromReturned:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedToReturned:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
--- !u!114 &437265566
MonoBehaviour:
m_ObjectHideFlags: 0
@ -1750,6 +1796,8 @@ MonoBehaviour:
IsDraggable: 1
CloneDraggedObject: 0
IsDropable: 1
IsDisplacable: 0
maxItems: 2147483647
OnElementDropped:
m_PersistentCalls:
m_Calls: []
@ -1770,6 +1818,26 @@ MonoBehaviour:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedFrom:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedTo:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedFromReturned:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedToReturned:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
--- !u!114 &500962420
MonoBehaviour:
m_ObjectHideFlags: 0
@ -1970,7 +2038,7 @@ RectTransform:
m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
m_AnchorMin: {x: 0, y: 1}
m_AnchorMax: {x: 1, y: 1}
m_AnchoredPosition: {x: 0, y: 0}
m_AnchoredPosition: {x: 0, y: 0.0000076293945}
m_SizeDelta: {x: 0, y: 0}
m_Pivot: {x: 0.5, y: 1}
--- !u!114 &622440035
@ -2220,7 +2288,7 @@ RectTransform:
m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
m_AnchorMin: {x: 0, y: 0}
m_AnchorMax: {x: 0, y: 1}
m_AnchoredPosition: {x: 0, y: 0}
m_AnchoredPosition: {x: 0, y: 0.0000069301664}
m_SizeDelta: {x: 0, y: 0}
m_Pivot: {x: 0, y: 0.5}
--- !u!114 &670178503
@ -2330,6 +2398,10 @@ MonoBehaviour:
Is Draggable = true
IsDroppable = true
MaxItems = 4, IsDisplacable = False
Clone Dragged Object = false
Is Droppable = true'
@ -2354,7 +2426,7 @@ MonoBehaviour:
m_MinWidth: -1
m_MinHeight: -1
m_PreferredWidth: -1
m_PreferredHeight: 88.49
m_PreferredHeight: 180
m_FlexibleWidth: -1
m_FlexibleHeight: -1
m_LayoutPriority: 1
@ -2542,7 +2614,7 @@ MonoBehaviour:
m_MinWidth: -1
m_MinHeight: -1
m_PreferredWidth: -1
m_PreferredHeight: 88.49
m_PreferredHeight: 180
m_FlexibleWidth: -1
m_FlexibleHeight: -1
m_LayoutPriority: 1
@ -2760,7 +2832,7 @@ MonoBehaviour:
m_MinWidth: -1
m_MinHeight: -1
m_PreferredWidth: -1
m_PreferredHeight: 88.49
m_PreferredHeight: 180
m_FlexibleWidth: -1
m_FlexibleHeight: -1
m_LayoutPriority: 1
@ -2972,6 +3044,8 @@ MonoBehaviour:
IsDraggable: 1
CloneDraggedObject: 0
IsDropable: 1
IsDisplacable: 0
maxItems: 2147483647
OnElementDropped:
m_PersistentCalls:
m_Calls: []
@ -2992,6 +3066,26 @@ MonoBehaviour:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedFrom:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedTo:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedFromReturned:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedToReturned:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
--- !u!114 &835752199
MonoBehaviour:
m_ObjectHideFlags: 0
@ -3206,7 +3300,7 @@ MonoBehaviour:
m_MinWidth: -1
m_MinHeight: -1
m_PreferredWidth: -1
m_PreferredHeight: 88.49
m_PreferredHeight: 180
m_FlexibleWidth: -1
m_FlexibleHeight: -1
m_LayoutPriority: 1
@ -3266,6 +3360,8 @@ MonoBehaviour:
IsDraggable: 0
CloneDraggedObject: 0
IsDropable: 1
IsDisplacable: 0
maxItems: 2147483647
OnElementDropped:
m_PersistentCalls:
m_Calls: []
@ -3286,6 +3382,26 @@ MonoBehaviour:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedFrom:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedTo:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedFromReturned:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedToReturned:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
--- !u!114 &962628936
MonoBehaviour:
m_ObjectHideFlags: 0
@ -3564,8 +3680,8 @@ RectTransform:
m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
m_AnchorMin: {x: 0, y: 0}
m_AnchorMax: {x: 1, y: 1}
m_AnchoredPosition: {x: 0, y: 75}
m_SizeDelta: {x: 0, y: -150}
m_AnchoredPosition: {x: 0, y: 35.6}
m_SizeDelta: {x: 0, y: -111.2}
m_Pivot: {x: 0.5, y: 0.5}
--- !u!114 &1036076373
MonoBehaviour:
@ -3584,7 +3700,7 @@ MonoBehaviour:
m_Top: 0
m_Bottom: 0
m_ChildAlignment: 0
m_Spacing: 50
m_Spacing: 40
m_ChildForceExpandWidth: 1
m_ChildForceExpandHeight: 1
m_ChildControlWidth: 1
@ -3685,7 +3801,7 @@ MonoBehaviour:
m_MinWidth: -1
m_MinHeight: -1
m_PreferredWidth: -1
m_PreferredHeight: 88.49
m_PreferredHeight: 180
m_FlexibleWidth: -1
m_FlexibleHeight: -1
m_LayoutPriority: 1
@ -4482,7 +4598,7 @@ RectTransform:
m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
m_AnchorMin: {x: 0, y: 1}
m_AnchorMax: {x: 1, y: 1}
m_AnchoredPosition: {x: 0, y: 0}
m_AnchoredPosition: {x: 0, y: 0.0000076293945}
m_SizeDelta: {x: 0, y: 0}
m_Pivot: {x: 0.5, y: 1}
--- !u!114 &1527828930
@ -5203,7 +5319,7 @@ RectTransform:
m_AnchorMin: {x: 0, y: 0}
m_AnchorMax: {x: 1, y: 0}
m_AnchoredPosition: {x: 0, y: 0}
m_SizeDelta: {x: 0, y: 138}
m_SizeDelta: {x: 0, y: 91.2}
m_Pivot: {x: 0.5, y: 0}
--- !u!114 &1739629088
MonoBehaviour:
@ -5228,9 +5344,9 @@ MonoBehaviour:
m_Font: {fileID: 10102, guid: 0000000000000000e000000000000000, type: 0}
m_FontSize: 20
m_FontStyle: 0
m_BestFit: 0
m_MinSize: 10
m_MaxSize: 40
m_BestFit: 1
m_MinSize: 1
m_MaxSize: 300
m_Alignment: 4
m_AlignByGeometry: 0
m_RichText: 1
@ -5292,7 +5408,7 @@ RectTransform:
m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
m_AnchorMin: {x: 0, y: 1}
m_AnchorMax: {x: 1, y: 1}
m_AnchoredPosition: {x: 0, y: 0.0000127977155}
m_AnchoredPosition: {x: 0, y: 0.000038146973}
m_SizeDelta: {x: 0, y: 0}
m_Pivot: {x: 0.5, y: 1}
--- !u!114 &1789326610
@ -5561,7 +5677,9 @@ MonoBehaviour:
DraggableArea: {fileID: 853621234}
IsDraggable: 1
CloneDraggedObject: 0
IsDropable: 0
IsDropable: 1
IsDisplacable: 0
maxItems: 4
OnElementDropped:
m_PersistentCalls:
m_Calls: []
@ -5582,6 +5700,26 @@ MonoBehaviour:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedFrom:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedTo:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedFromReturned:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedToReturned:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
--- !u!114 &1893066122
MonoBehaviour:
m_ObjectHideFlags: 0
@ -6016,6 +6154,8 @@ MonoBehaviour:
IsDraggable: 1
CloneDraggedObject: 1
IsDropable: 0
IsDisplacable: 0
maxItems: 2147483647
OnElementDropped:
m_PersistentCalls:
m_Calls: []
@ -6036,6 +6176,26 @@ MonoBehaviour:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedFrom:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedTo:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedFromReturned:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedToReturned:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
--- !u!114 &1960731673
MonoBehaviour:
m_ObjectHideFlags: 0
@ -6256,6 +6416,8 @@ MonoBehaviour:
IsDraggable: 1
CloneDraggedObject: 1
IsDropable: 0
IsDisplacable: 0
maxItems: 2147483647
OnElementDropped:
m_PersistentCalls:
m_Calls: []
@ -6276,6 +6438,26 @@ MonoBehaviour:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedFrom:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedTo:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedFromReturned:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
OnElementDisplacedToReturned:
m_PersistentCalls:
m_Calls: []
m_TypeName: UnityEngine.UI.Extensions.ReorderableList+ReorderableListHandler,
Assembly-CSharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
--- !u!114 &2076596391
MonoBehaviour:
m_ObjectHideFlags: 0

17
Scripts/Controls/ReorderableList/ReorderableList.cs
View File

@ -6,6 +6,7 @@ using UnityEngine.Events;
namespace UnityEngine.UI.Extensions
{
[RequireComponent(typeof(RectTransform)), DisallowMultipleComponent]
[AddComponentMenu("UI/Extensions/Re-orderable list")]
public class ReorderableList : MonoBehaviour
@ -17,18 +18,29 @@ namespace UnityEngine.UI.Extensions
[Tooltip("Can items be dragged from the container?")]
public bool IsDraggable = true;
[Tooltip("Should the draggable components be removed or cloned?")]
public bool CloneDraggedObject = false;
[Tooltip("Can new draggable items be dropped in to the container?")]
public bool IsDropable = true;
[Tooltip("Should dropped items displace a current item if the list is full?\n " +
"Depending on the dropped items origin list, the displaced item may be added, dropped in space or deleted.")]
public bool IsDisplacable = false;
public int maxItems = int.MaxValue;
[Header("UI Re-orderable Events")]
public ReorderableListHandler OnElementDropped = new ReorderableListHandler();
public ReorderableListHandler OnElementGrabbed = new ReorderableListHandler();
public ReorderableListHandler OnElementRemoved = new ReorderableListHandler();
public ReorderableListHandler OnElementAdded = new ReorderableListHandler();
public ReorderableListHandler OnElementDisplacedFrom = new ReorderableListHandler();
public ReorderableListHandler OnElementDisplacedTo = new ReorderableListHandler();
public ReorderableListHandler OnElementDisplacedFromReturned = new ReorderableListHandler();
public ReorderableListHandler OnElementDisplacedToReturned = new ReorderableListHandler();
private RectTransform _content;
private ReorderableListContent _listContent;
@ -72,11 +84,12 @@ namespace UnityEngine.UI.Extensions
/// </summary>
public void Refresh()
{
Destroy(_listContent);
_listContent = ContentLayout.gameObject.AddComponent<ReorderableListContent>();
_listContent.Init(this);
}
private void Awake()
private void Start()
{
if (ContentLayout == null)
@ -97,6 +110,7 @@ namespace UnityEngine.UI.Extensions
Refresh();
}
#region Nested type: ReorderableListEventStruct
[Serializable]
@ -118,6 +132,7 @@ namespace UnityEngine.UI.Extensions
#endregion
#region Nested type: ReorderableListHandler
[Serializable]

252
Scripts/Controls/ReorderableList/ReorderableListElement.cs
View File

@ -22,21 +22,33 @@ namespace UnityEngine.UI.Extensions
private readonly List<RaycastResult> _raycastResults = new List<RaycastResult>();
private ReorderableList _currentReorderableListRaycasted;
private int _fromIndex;
private RectTransform _draggingObject;
private LayoutElement _draggingObjectLE;
private Vector2 _draggingObjectOriginalSize;
private RectTransform _fakeElement;
private LayoutElement _fakeElementLE;
private int _fromIndex;
private int _displacedFromIndex;
private RectTransform _displacedObject;
private LayoutElement _displacedObjectLE;
private Vector2 _displacedObjectOriginalSize;
private ReorderableList _displacedObjectOriginList;
private bool _isDragging;
private RectTransform _rect;
private ReorderableList _reorderableList;
private CanvasGroup _canvasGroup;
internal bool isValid;
#region IBeginDragHandler Members
public void OnBeginDrag(PointerEventData eventData)
{
_canvasGroup.blocksRaycasts = false;
isValid = true;
if (_reorderableList == null)
return;
@ -48,22 +60,23 @@ namespace UnityEngine.UI.Extensions
return;
}
//If CloneDraggedObject just set draggingObject to this gameobject
//If not CloneDraggedObject just set draggingObject to this gameobject
if (_reorderableList.CloneDraggedObject == false)
{
_draggingObject = _rect;
_fromIndex = _rect.GetSiblingIndex();
_displacedFromIndex = -1;
//Send OnElementRemoved Event
if (_reorderableList.OnElementRemoved != null)
{
_reorderableList.OnElementRemoved.Invoke(new ReorderableList.ReorderableListEventStruct
{
DroppedObject = _draggingObject.gameObject,
IsAClone = _reorderableList.CloneDraggedObject,
SourceObject = _reorderableList.CloneDraggedObject ? gameObject : _draggingObject.gameObject,
FromList = _reorderableList,
FromIndex = _fromIndex,
});
{
DroppedObject = _draggingObject.gameObject,
IsAClone = _reorderableList.CloneDraggedObject,
SourceObject = _reorderableList.CloneDraggedObject ? gameObject : _draggingObject.gameObject,
FromList = _reorderableList,
FromIndex = _fromIndex,
});
}
if (isValid == false)
{
@ -71,9 +84,9 @@ namespace UnityEngine.UI.Extensions
return;
}
}
//Else Duplicate
else
{
//Else Duplicate
GameObject clone = (GameObject)Instantiate(gameObject);
_draggingObject = clone.GetComponent<RectTransform>();
}
@ -83,6 +96,7 @@ namespace UnityEngine.UI.Extensions
_draggingObjectLE = _draggingObject.GetComponent<LayoutElement>();
_draggingObject.SetParent(_reorderableList.DraggableArea, true);
_draggingObject.SetAsLastSibling();
_reorderableList.Refresh();
//Create a fake element for previewing placement
_fakeElement = new GameObject("Fake").AddComponent<RectTransform>();
@ -94,13 +108,13 @@ namespace UnityEngine.UI.Extensions
if (_reorderableList.OnElementGrabbed != null)
{
_reorderableList.OnElementGrabbed.Invoke(new ReorderableList.ReorderableListEventStruct
{
DroppedObject = _draggingObject.gameObject,
IsAClone = _reorderableList.CloneDraggedObject,
SourceObject = _reorderableList.CloneDraggedObject ? gameObject : _draggingObject.gameObject,
FromList = _reorderableList,
FromIndex = _fromIndex,
});
{
DroppedObject = _draggingObject.gameObject,
IsAClone = _reorderableList.CloneDraggedObject,
SourceObject = _reorderableList.CloneDraggedObject ? gameObject : _draggingObject.gameObject,
FromList = _reorderableList,
FromIndex = _fromIndex,
});
if (!isValid)
{
@ -114,6 +128,7 @@ namespace UnityEngine.UI.Extensions
#endregion
#region IDragHandler Members
public void OnDrag(PointerEventData eventData)
@ -132,6 +147,8 @@ namespace UnityEngine.UI.Extensions
canvas.renderMode != RenderMode.ScreenSpaceOverlay ? canvas.worldCamera : null, out worldPoint);
_draggingObject.position = worldPoint;
ReorderableList _oldReorderableListRaycasted = _currentReorderableListRaycasted;
//Check everything under the cursor to find a ReorderableList
EventSystem.current.RaycastAll(eventData, _raycastResults);
for (int i = 0; i < _raycastResults.Count; i++)
@ -144,17 +161,28 @@ namespace UnityEngine.UI.Extensions
}
//If nothing found or the list is not dropable, put the fake element outsite
if (_currentReorderableListRaycasted == null || _currentReorderableListRaycasted.IsDropable == false)
if (_currentReorderableListRaycasted == null || _currentReorderableListRaycasted.IsDropable == false
|| (_oldReorderableListRaycasted != _reorderableList && !IsTransferable)
|| ((_fakeElement.parent == _currentReorderableListRaycasted.Content
? _currentReorderableListRaycasted.Content.childCount - 1
: _currentReorderableListRaycasted.Content.childCount) >= _currentReorderableListRaycasted.maxItems && !_currentReorderableListRaycasted.IsDisplacable)
|| _currentReorderableListRaycasted.maxItems <= 0)
{
RefreshSizes();
_fakeElement.transform.SetParent(_reorderableList.DraggableArea, false);
// revert the displaced element when not hovering over its list
if (_displacedObject != null)
{
revertDisplacedElement();
}
}
//Else find the best position on the list and put fake element on the right index
else
{
if (_fakeElement.parent != _currentReorderableListRaycasted)
if (_currentReorderableListRaycasted.Content.childCount < _currentReorderableListRaycasted.maxItems && _fakeElement.parent != _currentReorderableListRaycasted.Content)
{
_fakeElement.SetParent(_currentReorderableListRaycasted.Content, false);
}
float minDistance = float.PositiveInfinity;
int targetIndex = 0;
@ -176,7 +204,24 @@ namespace UnityEngine.UI.Extensions
targetIndex = j;
}
}
if ((_currentReorderableListRaycasted != _oldReorderableListRaycasted || targetIndex != _displacedFromIndex)
&& _currentReorderableListRaycasted.Content.childCount == _currentReorderableListRaycasted.maxItems)
{
Transform toDisplace = _currentReorderableListRaycasted.Content.GetChild(targetIndex);
if (_displacedObject != null)
{
revertDisplacedElement();
if (_currentReorderableListRaycasted.Content.childCount > _currentReorderableListRaycasted.maxItems)
{
displaceElement(targetIndex, toDisplace);
}
}
else if (_fakeElement.parent != _currentReorderableListRaycasted.Content)
{
_fakeElement.SetParent(_currentReorderableListRaycasted.Content, false);
displaceElement(targetIndex, toDisplace);
}
}
RefreshSizes();
_fakeElement.SetSiblingIndex(targetIndex);
_fakeElement.gameObject.SetActive(true);
@ -186,6 +231,117 @@ namespace UnityEngine.UI.Extensions
#endregion
#region Displacement
private void displaceElement(int targetIndex, Transform displaced)
{
_displacedFromIndex = targetIndex;
_displacedObjectOriginList = _currentReorderableListRaycasted;
_displacedObject = displaced.GetComponent<RectTransform>();
_displacedObjectLE = _displacedObject.GetComponent<LayoutElement>();
_displacedObjectOriginalSize = _displacedObject.rect.size;
var args = new ReorderableList.ReorderableListEventStruct
{
DroppedObject = _displacedObject.gameObject,
FromList = _currentReorderableListRaycasted,
FromIndex = targetIndex,
};
int c = _fakeElement.parent == _reorderableList.Content
? _reorderableList.Content.childCount - 1
: _reorderableList.Content.childCount;
if (_reorderableList.IsDropable && c < _reorderableList.maxItems && _displacedObject.GetComponent<ReorderableListElement>().IsTransferable)
{
_displacedObjectLE.preferredWidth = _draggingObjectOriginalSize.x;
_displacedObjectLE.preferredHeight = _draggingObjectOriginalSize.y;
_displacedObject.SetParent(_reorderableList.Content, false);
_displacedObject.rotation = _reorderableList.transform.rotation;
_displacedObject.SetSiblingIndex(_fromIndex);
// Force refreshing both lists because otherwise we get inappropriate FromList in ReorderableListEventStruct
_reorderableList.Refresh();
_currentReorderableListRaycasted.Refresh();
args.ToList = _reorderableList;
args.ToIndex = _fromIndex;
_reorderableList.OnElementDisplacedTo.Invoke(args);
_reorderableList.OnElementAdded.Invoke(args);
}
else if (_displacedObject.GetComponent<ReorderableListElement>().isDroppableInSpace)
{
_displacedObject.SetParent(_currentReorderableListRaycasted.DraggableArea, true);
_currentReorderableListRaycasted.Refresh();
_displacedObject.position += new Vector3(_draggingObjectOriginalSize.x / 2, _draggingObjectOriginalSize.y / 2, 0);
}
else
{
_displacedObject.SetParent(null, true);
_displacedObjectOriginList.Refresh();
_displacedObject.gameObject.SetActive(false);
}
_displacedObjectOriginList.OnElementDisplacedFrom.Invoke(args);
_reorderableList.OnElementRemoved.Invoke(args);
}
private void revertDisplacedElement()
{
var args = new ReorderableList.ReorderableListEventStruct
{
DroppedObject = _displacedObject.gameObject,
FromList = _displacedObjectOriginList,
FromIndex = _displacedFromIndex,
};
if (_displacedObject.parent != null)
{
args.ToList = _reorderableList;
args.ToIndex = _fromIndex;
}
_displacedObjectLE.preferredWidth = _displacedObjectOriginalSize.x;
_displacedObjectLE.preferredHeight = _displacedObjectOriginalSize.y;
_displacedObject.SetParent(_displacedObjectOriginList.Content, false);
_displacedObject.rotation = _displacedObjectOriginList.transform.rotation;
_displacedObject.SetSiblingIndex(_displacedFromIndex);
_displacedObject.gameObject.SetActive(true);
// Force refreshing both lists because otherwise we get inappropriate FromList in ReorderableListEventStruct
_reorderableList.Refresh();
_displacedObjectOriginList.Refresh();
if (args.ToList != null)
{
_reorderableList.OnElementDisplacedToReturned.Invoke(args);
_reorderableList.OnElementRemoved.Invoke(args);
}
_displacedObjectOriginList.OnElementDisplacedFromReturned.Invoke(args);
_displacedObjectOriginList.OnElementAdded.Invoke(args);
_displacedFromIndex = -1;
_displacedObjectOriginList = null;
_displacedObject = null;
_displacedObjectLE = null;
}
public void finishDisplacingElement()
{
if (_displacedObject.parent == null)
{
Destroy(_displacedObject.gameObject);
}
_displacedFromIndex = -1;
_displacedObjectOriginList = null;
_displacedObject = null;
_displacedObjectLE = null;
}
#endregion
#region IEndDragHandler Members
public void OnEndDrag(PointerEventData eventData)
@ -194,10 +350,9 @@ namespace UnityEngine.UI.Extensions
if (_draggingObject != null)
{
//If we have a, ReorderableList that is dropable
//If we have a ReorderableList that is dropable
//Put the dragged object into the content and at the right index
if (_currentReorderableListRaycasted != null && _currentReorderableListRaycasted.IsDropable
&& (IsTransferable || _currentReorderableListRaycasted == _reorderableList ))
if (_currentReorderableListRaycasted != null && _fakeElement.parent == _currentReorderableListRaycasted.Content)
{
var args = new ReorderableList.ReorderableListEventStruct
{
@ -223,14 +378,21 @@ namespace UnityEngine.UI.Extensions
_draggingObject.SetParent(_currentReorderableListRaycasted.Content, false);
_draggingObject.rotation = _currentReorderableListRaycasted.transform.rotation;
_draggingObject.SetSiblingIndex(_fakeElement.GetSiblingIndex());
_reorderableList.OnElementAdded.Invoke(args);
// Force refreshing both lists because otherwise we get inappropriate FromList in ReorderableListEventStruct
_reorderableList.Refresh();
_currentReorderableListRaycasted.Refresh();
if(!isValid) throw new Exception("It's too late to cancel the Transfer! Do so in OnElementDropped!");
_reorderableList.OnElementAdded.Invoke(args);
if (_displacedObject != null)
{
finishDisplacingElement();
}
if (!isValid)
throw new Exception("It's too late to cancel the Transfer! Do so in OnElementDropped!");
}
//We don't have an ReorderableList
@ -239,14 +401,14 @@ namespace UnityEngine.UI.Extensions
if (this.isDroppableInSpace)
{
_reorderableList.OnElementDropped.Invoke(new ReorderableList.ReorderableListEventStruct
{
DroppedObject = _draggingObject.gameObject,
IsAClone = _reorderableList.CloneDraggedObject,
SourceObject =
_reorderableList.CloneDraggedObject ? gameObject : _draggingObject.gameObject,
FromList = _reorderableList,
FromIndex = _fromIndex
});
{
DroppedObject = _draggingObject.gameObject,
IsAClone = _reorderableList.CloneDraggedObject,
SourceObject =
_reorderableList.CloneDraggedObject ? gameObject : _draggingObject.gameObject,
FromList = _reorderableList,
FromIndex = _fromIndex
});
}
else
{
@ -257,11 +419,16 @@ namespace UnityEngine.UI.Extensions
//Delete fake element
if (_fakeElement != null)
{
Destroy(_fakeElement.gameObject);
_fakeElement = null;
}
_canvasGroup.blocksRaycasts = true;
}
#endregion
void CancelDrag()
{
_isDragging = false;
@ -290,16 +457,26 @@ namespace UnityEngine.UI.Extensions
ToIndex = _fromIndex
};
_reorderableList.Refresh();
_reorderableList.OnElementAdded.Invoke(args);
if (!isValid) throw new Exception("Transfer is already Cancelled.");
if (!isValid)
throw new Exception("Transfer is already Cancelled.");
}
//Delete fake element
if (_fakeElement != null)
{
Destroy(_fakeElement.gameObject);
_fakeElement = null;
}
if (_displacedObject != null)
{
revertDisplacedElement();
}
_canvasGroup.blocksRaycasts = true;
}
private void RefreshSizes()
@ -325,6 +502,7 @@ namespace UnityEngine.UI.Extensions
{
_reorderableList = reorderableList;
_rect = GetComponent<RectTransform>();
_canvasGroup = gameObject.GetOrAddComponent<CanvasGroup>();
}
}
}