61 references to None
System.Windows.Forms (13)
System\Windows\Forms\Control.cs (1)
4967
return DragDropEffects.
None
;
System\Windows\Forms\Controls\RichTextBox\RichTextBox.OleCallback.cs (6)
125
_lastEffect = DragDropEffects.
None
;
185
return e.Effect == DragDropEffects.
None
? HRESULT.E_FAIL : HRESULT.S_OK;
214
? DragDropEffects.All | DragDropEffects.
None
215
: DragDropEffects.
None
;
251
if (_lastEffect != DragDropEffects.
None
)
290
=> e.Effect != DragDropEffects.
None
&& e.DropImageType > DropImageType.Invalid && _owner.IsHandleCreated;
System\Windows\Forms\Controls\ToolStrips\ToolStripDropTargetManager.cs (1)
214
Effect = DragDropEffects.
None
,
System\Windows\Forms\Controls\ToolStrips\ToolStripItem.cs (1)
2202
return DragDropEffects.
None
;
System\Windows\Forms\Controls\ToolStrips\ToolStripSplitStackDragDropHandler.cs (1)
56
e.Effect = DragDropEffects.
None
;
System\Windows\Forms\OLE\DropSource.cs (1)
27
_lastGiveFeedbackEventArgs = new(DragDropEffects.
None
, useDefaultCursors: false, dragImage, cursorOffset, useDefaultDragImage);
System\Windows\Forms\OLE\DropTarget.cs (2)
16
private DragDropEffects _lastEffect = DragDropEffects.
None
;
238
_lastEffect = DragDropEffects.
None
;
System.Windows.Forms.Design (48)
System\Windows\Forms\Design\Behavior\Behavior.cs (1)
328
else if (e.Effect != DragDropEffects.
None
)
System\Windows\Forms\Design\Behavior\BehaviorService.cs (5)
191
DragDropEffects res = DragDropEffects.
None
;
228
res = DragDropEffects.
None
;
641
if (g is ControlBodyGlyph && e.Effect == DragDropEffects.
None
)
820
e.Effect = DragDropEffects.
None
;
831
e.Effect = DragDropEffects.
None
;
System\Windows\Forms\Design\Behavior\DropSourceBehavior.cs (4)
108
_allowedEffects = DragDropEffects.Copy | DragDropEffects.
None
| DragDropEffects.Move;
112
_lastEffect = DragDropEffects.
None
;
595
if (_data.Target is null || e.Effect == DragDropEffects.
None
)
1083
if (e.Action == DragAction.Cancel || _lastEffect == DragDropEffects.
None
)
System\Windows\Forms\Design\Behavior\ToolStripPanelSelectionBehavior.cs (1)
314
: DragDropEffects.
None
;
System\Windows\Forms\Design\ControlDesigner.TransparentBehavior.cs (1)
73
e.Effect = DragDropEffects.
None
;
System\Windows\Forms\Design\OleDragDropHandler.cs (17)
467
DragDropEffects allowedEffects = DragDropEffects.Copy | DragDropEffects.
None
| DragDropEffects.Move;
520
DragDropEffects effect = DragDropEffects.
None
;
568
if (!_localDragOffset.IsEmpty && effect != DragDropEffects.
None
)
600
de.Effect = DragDropEffects.
None
;
606
de.AllowedEffect == DragDropEffects.
None
||
609
de.Effect = DragDropEffects.
None
;
618
bool moveAllowed = (de.AllowedEffect & DragDropEffects.Move) != DragDropEffects.
None
|| localMoveOnly;
619
bool copyAllowed = (de.AllowedEffect & DragDropEffects.Copy) != DragDropEffects.
None
;
632
de.Effect = DragDropEffects.
None
;
779
de.Effect = DragDropEffects.
None
;
870
if (!Dragging && CanDropDataObject(de.Data) && de.AllowedEffect != DragDropEffects.
None
)
890
de.Effect = DragDropEffects.
None
;
894
else if (Dragging && de.AllowedEffect != DragDropEffects.
None
)
918
de.Effect = DragDropEffects.
None
;
950
de.Effect = DragDropEffects.
None
;
996
de.Effect = DragDropEffects.
None
;
1012
e.UseDefaultCursors = ((!_localDragInside && !_forceDrawFrames) || ((e.Effect & (DragDropEffects.Copy)) != 0)) || e.Effect == DragDropEffects.
None
;
System\Windows\Forms\Design\ParentControlDesigner.cs (8)
1471
de.Effect = DragDropEffects.
None
;
1499
de.Effect = DragDropEffects.
None
;
1528
de.Effect = DragDropEffects.
None
;
1557
de.Effect = DragDropEffects.
None
;
1565
de.Effect = DragDropEffects.
None
;
1628
de.Effect = DragDropEffects.
None
;
1671
de.Effect = DragDropEffects.
None
;
1681
de.Effect = DragDropEffects.
None
;
System\Windows\Forms\Design\SplitContainerDesigner.cs (1)
155
protected override void OnDragEnter(DragEventArgs de) => de.Effect = DragDropEffects.
None
;
System\Windows\Forms\Design\SplitterPanelDesigner.cs (3)
54
de.Effect = DragDropEffects.
None
;
65
de.Effect = DragDropEffects.
None
;
86
de.Effect = DragDropEffects.
None
;
System\Windows\Forms\Design\TabControlDesigner.cs (1)
559
de.Effect = DragDropEffects.
None
;
System\Windows\Forms\Design\TableLayoutPanelDesigner.cs (1)
1378
de.Effect = DragDropEffects.
None
;
System\Windows\Forms\Design\ToolStripDesigner.cs (1)
2296
? DragDropEffects.
None
System\Windows\Forms\Design\ToolStripItemBehavior.cs (3)
845
e.Effect = DragDropEffects.
None
;
850
e.Effect = DragDropEffects.
None
;
878
e.Effect = DragDropEffects.
None
;
System\Windows\Forms\Design\TreeNodeCollectionEditor.cs (1)
521
e.Effect = DragDropEffects.
None
;