internal void Update()
{
this.lastSeenEvent = Event.current.type;
this.SetCurrentDragAndDropMethod();
if (this.lastSeenEvent == EventType.Repaint)
{
this.FinalizeDropObject();
}
if (Event.current.isMouse || Event.current.type == EventType.DragUpdated)
{
Rect screenSpaceRect;
if (this.DragHandleRect.HasValue)
{
screenSpaceRect = this.DragHandleRect.Value;
}
else
{
screenSpaceRect = this.Rect;
}
Vector2 screenPos = GUIUtility.GUIToScreenPoint(new Vector2(screenSpaceRect.x, screenSpaceRect.y));
screenSpaceRect.x = screenPos.x;
screenSpaceRect.y = screenPos.y;
this.IsHovering = screenSpaceRect.Contains(GUIUtility.GUIToScreenPoint(Event.current.mousePosition));
}
this.OnDragStarted = false;
if (DragAndDropManager.IsDragInProgress == false)
{
if (Event.current.isMouse)
{
if (this.IsHovering)
{
if (this.Enabled && Event.current.type == EventType.MouseDown == true && Event.current.button == 0)
{
this.isMouseDown = true;
this.mouseDownPostionOffset = Event.current.mousePosition - new Vector2(this.Rect.x, this.Rect.y);
GUIHelper.RemoveFocusControl();
Event.current.Use();
DragAndDrop.PrepareStartDrag();
}
if (this.isMouseDown && Event.current.type == EventType.MouseDrag)
{
this.isDragging = true;
this.OnDragStarted = true;
if (this.Object != null)
{
DragAndDrop.objectReferences = new UnityEngine.Object[0];
DragAndDrop.paths = null;
DragAndDrop.SetGenericData(this.Object.GetType().Name, this.Object);
DragAndDrop.StartDrag("ODIN Drag Operation");
}
}
}
}
}
else
{
GUIHelper.RequestRepaint();
}
if (this.isDragging)
{
GUIHelper.RequestRepaint();
DragAndDropManager.CurrentDraggingHandle = this;
if (EditorWindow.mouseOverWindow != null)
{
EditorWindow.mouseOverWindow.Focus();
}
if (DragAndDropManager.WasDragPerformed)
{
this.IsReadyToBeClaimed = true;
if (DragAndDropManager.IsHoveringDropZone == false)
{
this.DropObject(DropEvents.Canceled);
}
}
}
else
{
if (this.IsHovering)
{
if (currentHoveringDragHandle == null || this.LayoutDepth >= currentHoveringDragHandle.LayoutDepth)
{
currentHoveringDragHandle = this;
}
}
else if (currentHoveringDragHandle == this)
{
currentHoveringDragHandle = null;
}
this.IsHovering = currentHoveringDragHandle == this;
}
}
/// <summary>
/// Begins the table.
/// </summary>
public void BeginTable(int rowCount)
{
marginFix = marginFix ?? new GUIStyle();
this.currColIndex = 0;
this.rows = this.rows ?? new TableRow[0];
if (this.rowCount != rowCount)
{
this.isDirty = 3;
this.rowCount = rowCount;
}
this.RowIndexFrom = Math.Min(this.rowCount, this.RowIndexFrom);
this.RowIndexTo = Math.Min(this.rowCount, this.RowIndexTo);
if (this.rows.Length != rowCount)
{
Array.Resize(ref this.rows, rowCount);
}
if (Event.current.type == EventType.Layout)
{
for (int i = this.RowIndexFrom; i < this.RowIndexTo; i++)
{
var row = rows[i];
if (row.tmpRowHeight > 0)
{
if (row.rowHeight != row.tmpRowHeight)
{
this.isDirty = 3;
row.rowHeight = row.tmpRowHeight;
}
row.tmpRowHeight = 0;
this.rows[i] = row;
}
}
if (this.isDirty > 0)
{
this.UpdateSpaceAllocation();
GUIHelper.RequestRepaint();
}
}
if (Event.current.type == EventType.Repaint)
{
var p = GUIUtility.GUIToScreenPoint(this.OuterRect.position);
if (this.outerVisibleRect != p)
{
this.outerVisibleRect = p;
this.isDirty = 3;
}
}
var outerRect = EditorGUILayout.BeginVertical(this.GetOuterRectLayoutOptions());
if (Event.current.type != EventType.Layout && outerRect.height > 1 || Event.current.type == EventType.Repaint)
{
if (this.OuterRect != outerRect)
{
this.isDirty = 3;
this.OuterRect = outerRect;
}
}
Vector2 newScrollPos;
if (this.DrawScrollBars())
{
newScrollPos = GUILayout.BeginScrollView(this.ScrollPos, false, false, this.GetScrollViewOptions(true));
}
else
{
this.ignoreScrollView = Event.current.rawType == EventType.ScrollWheel;
if (this.ignoreScrollView) GUIHelper.PushEventType(EventType.Ignore);
newScrollPos = GUILayout.BeginScrollView(this.ScrollPos, false, false, GUIStyle.none, GUIStyle.none, this.GetScrollViewOptions(false));
if (this.ignoreScrollView)
{
GUIHelper.PopEventType();
this.isDirty = 3;
}
}
if (newScrollPos != this.ScrollPos)
{
this.nextScrollPos = newScrollPos;
this.isDirty = 3;
}
var rect = GUILayoutUtility.GetRect(0, this.totalHeight);
if (Event.current.type != EventType.Layout && rect.width > 1)
{
this.innerVisibleRect = GUIClipInfo.VisibleRect;
if (this.DrawScrollView)
{
var scrollDelta = this.nextScrollPos - this.ScrollPos;
this.innerVisibleRect.y += scrollDelta.y;
if (scrollDelta != Vector2.zero)
{
this.isDirty = 3;
}
}
if (rect != this.contentRect)
{
this.isDirty = 3;
}
if (this.contentRect != rect)
{
this.isDirty = 3;
}
this.contentRect = rect;
}
if (this.isDirty > 0)
{
GUIHelper.RequestRepaint();
if (Event.current.type == EventType.Repaint)
{
this.isDirty--;
}
}
}
/// <summary>
/// A draggable zone for both Unity and non-unity objects.
/// </summary>
public static object DragZone(Rect rect, object value, Type type, bool allowMove, bool allowSwap, int id)
{
var tmpNextPreventedDropArea = nextPreventDropAreaRect;
nextPreventDropAreaRect = new Rect();
if (value == null)
{
return(null);
}
// Unity null
if (!(value as UnityEngine.Object) && typeof(UnityEngine.Object).IsAssignableFrom(value.GetType()))
{
return(value);
}
var t = Event.current.type;
var isMouseOver = rect.Contains(Event.current.mousePosition);
var unityObject = value as UnityEngine.Object;
if (isMouseOver && t == EventType.MouseDown)
{
GUIHelper.RemoveFocusControl();
GUIUtility.hotControl = id;
GUIUtility.keyboardControl = id;
dragginObjects = new object[] { };
DragAndDrop.PrepareStartDrag();
GUIHelper.RequestRepaint();
isAccepted = false;
dropZoneObject = null;
draggingId = 0;
preventDropAreaRect = new Rect();
currentDragIsMove = false;
Event.current.Use();
}
if (isAccepted && draggingId == id)
{
GUIHelper.RequestRepaint();
GUI.changed = true;
draggingId = 0;
preventDropAreaRect = new Rect();
// TODO: Validate drop zone object, and only return that if it's assignable from type.
return(allowMove ? (allowSwap ? dropZoneObject : null) : value);
}
if (GUIUtility.hotControl != id)
{
return(value);
}
else if (t == EventType.MouseMove)
{
GUIHelper.RequestRepaint();
draggingId = 0;
preventDropAreaRect = new Rect();
DragAndDrop.PrepareStartDrag();
DragAndDrop.objectReferences = new UnityEngine.Object[] { };
GUIHelper.RemoveFocusControl();
dragginObjects = new object[] { };
currentDragIsMove = false;
}
if (Event.current.type == EventType.MouseDrag && isMouseOver && (DragAndDrop.objectReferences == null || DragAndDrop.objectReferences.Length == 0))
{
isAccepted = false;
dropZoneObject = null;
draggingId = id;
OnDragStartMouseScreenPos = GUIUtility.GUIToScreenPoint(Event.current.mousePosition);
DragAndDrop.StartDrag("Movable drag");
preventDropAreaRect = tmpNextPreventedDropArea.Expand(1);
if (unityObject)
{
DragAndDrop.objectReferences = new UnityEngine.Object[] { unityObject };
dragginObjects = new object[] { };
}
else
{
DragAndDrop.objectReferences = new UnityEngine.Object[] { };
dragginObjects = new object[] { value };
}
DragAndDrop.activeControlID = 0;
currentDragIsMove = allowMove;
Event.current.Use();
GUIHelper.RequestRepaint();
}
return(value);
}
/// <summary>
/// A drop zone area for bot Unity and non-unity objects.
/// </summary>
public static object DropZone(Rect rect, object value, Type type, bool allowSceneObjects, int id)
{
if (rect.Contains(Event.current.mousePosition))
{
var t = Event.current.type;
if (t == EventType.DragUpdated || t == EventType.DragPerform)
{
// This bit disables all dropzones inside the provided preventDropAreaRect.
//
// RootNode1
// ChileNode1
// ChileNode2
// ChileNode2.1
// ChileNode2.2
// ChileNode3
// RootNode2
//
// If the RootNode has provided a preventDropAreaRect, then that means that the RootNode won't be able to be dragged into any of its child nodes.
if (preventDropAreaRect.Contains(new Vector2(rect.x, rect.y)) && preventDropAreaRect.Contains(new Vector2(rect.xMax, rect.yMax)))
{
return(value);
}
object obj = null;
if (obj == null)
{
obj = dragginObjects.Where(x => x != null && x.GetType().InheritsFrom(type)).FirstOrDefault();
}
if (obj == null)
{
obj = DragAndDrop.objectReferences.Where(x => x != null && x.GetType().InheritsFrom(type)).FirstOrDefault();
}
if (type.InheritsFrom <Component>() || type.IsInterface)
{
if (obj == null)
{
obj = dragginObjects.OfType <GameObject>().Where(x => x != null).Select(x => x.GetComponent(type)).Where(x => x != null).FirstOrDefault();
}
if (obj == null)
{
obj = DragAndDrop.objectReferences.OfType <GameObject>().Where(x => x != null).Select(x => x.GetComponent(type)).Where(x => x != null).FirstOrDefault();
}
}
bool acceptsDrag = obj != null;
if (acceptsDrag && allowSceneObjects == false)
{
var uObj = obj as UnityEngine.Object;
if (uObj != null)
{
if (typeof(Component).IsAssignableFrom(uObj.GetType()))
{
uObj = ((Component)uObj).gameObject;
}
acceptsDrag = EditorUtility.IsPersistent(uObj);
}
}
if (acceptsDrag)
{
hoveringAcceptedDropZone = id;
bool move = Event.current.modifiers != EventModifiers.Control && draggingId != 0 && currentDragIsMove;
if (move)
{
DragAndDrop.visualMode = DragAndDropVisualMode.Move;
}
else
{
DragAndDrop.visualMode = DragAndDropVisualMode.Copy;
}
Event.current.Use();
if (t == EventType.DragPerform)
{
if (!move)
{
draggingId = 0;
//preventDropAreaRect = new Rect();
}
// Calling this here makes Unity crash on MacOS
// DragAndDrop.objectReferences = new UnityEngine.Object[] { };
DragAndDrop.AcceptDrag();
GUI.changed = true;
GUIHelper.RemoveFocusControl();
dragginObjects = new object[] { };
currentDragIsMove = false;
isAccepted = true;
dropZoneObject = value;
preventDropAreaRect = new Rect();
DragAndDrop.activeControlID = 0;
GUIHelper.RequestRepaint();
return(obj);
}
else
{
DragAndDrop.activeControlID = id;
}
}
else
{
hoveringAcceptedDropZone = 0;
DragAndDrop.visualMode = DragAndDropVisualMode.Rejected;
}
}
}
else
{
if (hoveringAcceptedDropZone == id)
{
hoveringAcceptedDropZone = 0;
}
}
return(value);
}
/// <summary>
/// Draws a objectpicker button in the given rect. This one is designed to look good on top of DrawDropZone().
/// </summary>
public static object ObjectPickerZone(Rect rect, object value, Type type, bool allowSceneObjects, int id)
{
var btnId = GUIUtility.GetControlID(FocusType.Passive);
var objectPicker = ObjectPicker.GetObjectPicker(type.FullName + "+" + GUIHelper.CurrentWindowInstanceID.ToString() + "+" + id, type);
var selectRect = rect.AlignBottom(15).AlignCenter(45);
var uObj = value as UnityEngine.Object;
selectRect.xMin = Mathf.Max(selectRect.xMin, rect.xMin);
var hide = IsDragging || Event.current.type == EventType.Repaint && !rect.Contains(Event.current.mousePosition);
if (hide)
{
GUIHelper.PushColor(new Color(0, 0, 0, 0));
GUIHelper.PushGUIEnabled(false);
}
bool hideInspectorBtn = !hide && !(uObj);
if (hideInspectorBtn)
{
GUIHelper.PushGUIEnabled(false);
GUIHelper.PushColor(new Color(0, 0, 0, 0));
}
var inspectBtn = rect.AlignRight(14);
inspectBtn.height = 14;
SirenixEditorGUI.BeginDrawOpenInspector(inspectBtn, uObj, rect);
SirenixEditorGUI.EndDrawOpenInspector(inspectBtn, uObj);
if (hideInspectorBtn)
{
GUIHelper.PopColor();
GUIHelper.PopGUIEnabled();
}
if (GUI.Button(selectRect, "select", SirenixGUIStyles.TagButton))
{
GUIHelper.RemoveFocusControl();
objectPicker.ShowObjectPicker(value, allowSceneObjects, rect, false);
Event.current.Use();
}
if (Event.current.keyCode == KeyCode.Return && Event.current.type == EventType.KeyDown && EditorGUIUtility.keyboardControl == id)
{
objectPicker.ShowObjectPicker(value, allowSceneObjects, rect, false);
Event.current.Use();
}
if (hide)
{
GUIHelper.PopColor();
GUIHelper.PopGUIEnabled();
}
if (objectPicker.IsReadyToClaim)
{
GUIHelper.RequestRepaint();
GUI.changed = true;
var newValue = objectPicker.ClaimObject();
Event.current.Use();
return(newValue);
}
if (objectPicker.IsPickerOpen && typeof(UnityEngine.Object).IsAssignableFrom(type))
{
return(objectPicker.CurrentSelectedObject);
}
if (Event.current.keyCode == KeyCode.Delete && Event.current.type == EventType.KeyDown && EditorGUIUtility.keyboardControl == id)
{
Event.current.Use();
GUI.changed = true;
return(null);
}
if (uObj && Event.current.rawType == EventType.MouseUp && rect.Contains(Event.current.mousePosition) && Event.current.button == 0)
{
// For components ping the attached game object instead, because then Unity can figure out to ping prefabs in the project window too.
UnityEngine.Object pingObj = uObj;
if (pingObj is Component)
{
pingObj = (pingObj as Component).gameObject;
}
EditorGUIUtility.PingObject(pingObj);
}
return(value);
}
/// <summary>
/// Recaluclates cell and column sizes in the next frame.
/// </summary>
public void MarkDirty()
{
this.isDirty = true;
GUIHelper.RequestRepaint();
}
/// <summary>
/// Draws the table.
/// </summary>
public void DrawTable()
{
var e = Event.current.type;
if (this.minTalbeSize.y == 0 || this.isDirty)
{
this.ReCalculateSizes();
}
// If there are not auto-width columns it means that the table has a fixed width, and doesn't expand.
// Otherwise it does expand.
// Here we also make sure that we allocate atleast 10 pixels per auto-width column.
GUILayoutOptions.GUILayoutOptionsInstance guiLayoutOptions;
if (this.numOfAutoWidthColumns == 0)
{
guiLayoutOptions = GUILayoutOptions.ExpandWidth(false).Width(this.minTalbeSize.x);
}
else
{
guiLayoutOptions = GUILayoutOptions.ExpandWidth().MinWidth(this.minTalbeSize.x + this.numOfAutoWidthColumns * 10);
}
var newRect = GUILayoutUtility.GetRect(0, this.minTalbeSize.y > 0 ? this.minTalbeSize.y : 10, guiLayoutOptions);
if (this.RespectIndentLevel)
{
newRect = UnityEditor.EditorGUI.IndentedRect(newRect);
}
// Recalcualte sizes if resized.
if (e == EventType.Repaint)
{
if (this.tableRect.width != newRect.width || this.tableRect.x != newRect.x || this.tableRect.y != newRect.y)
{
this.tableRect = newRect;
this.ReCalculateSizes();
}
else
{
this.tableRect = newRect;
}
}
// Handle resizing:
for (int x = 0; x < this.ColumnCount - 1; x++)
{
if (x < this.ColumnCount - 1 && this.columnInfos[x + 1].Resizable == false)
{
continue;
}
if (this.columnInfos[x].Resizable == false)
{
continue;
}
GUITableCell resizeCell = null;
for (int y = 0; y < this.RowCount; y++)
{
var candidate = this.cells[x, y];
if (candidate != null && candidate.SpanX == false)
{
resizeCell = candidate;
break;
}
}
if (resizeCell != null)
{
var rect = resizeCell.Rect;
rect.x = rect.xMax - 5;
rect.width = 10;
var mouseDelta = SirenixEditorGUI.SlideRect(rect).x;
if (mouseDelta != 0)
{
if (mouseDelta > 0)
{
var ci = this.columnInfos[x];
ColumnInfo nextResizableCol = null;
for (int j = x + 1; j < this.ColumnCount; j++)
{
if (this.columnInfos[j].Resizable)
{
nextResizableCol = this.columnInfos[j];
break;
}
}
if (nextResizableCol != null)
{
float remaining = nextResizableCol.ColumnWidth - nextResizableCol.ColumnMinWidth;
if (nextResizableCol != null && remaining > 0)
{
mouseDelta = Mathf.Min(mouseDelta, remaining);
ci.ResizeOffset += mouseDelta;
nextResizableCol.ResizeOffset -= mouseDelta;
}
this.ReCalculateSizes();
}
}
else
{
var ci = this.columnInfos[x + 1];
mouseDelta *= -1;
ColumnInfo prevResizableCol = null;
for (int j = x; j >= 0; j--)
{
if (this.columnInfos[j].Resizable)
{
prevResizableCol = this.columnInfos[j];
break;
}
}
if (prevResizableCol != null)
{
float remaining = prevResizableCol.ColumnWidth - prevResizableCol.ColumnMinWidth;
if (prevResizableCol != null && remaining > mouseDelta)
{
mouseDelta = Mathf.Min(mouseDelta, remaining);
ci.ResizeOffset += mouseDelta;
prevResizableCol.ResizeOffset -= mouseDelta;
}
}
this.ReCalculateSizes();
}
}
}
}
GUIHelper.PushIndentLevel(0);
// Draw Cells:
for (int x = 0; x < this.ColumnCount; x++)
{
for (int y = 0; y < this.RowCount; y++)
{
var cell = this.cells[x, y];
if (cell != null)
{
cell.Draw();
}
}
}
GUIHelper.PopIndentLevel();
}