| Name | Description | |
|---|---|---|
 | GoDrawToolDragging Constructor | The constructor takes the GoView to which this tool will belong. |
GoDrawToolDragging Class Members
In This Topic
The following tables list the members exposed by GoDrawToolDragging.
Public Constructors
Public Properties
| Name | Description | |
|---|---|---|
 | CopiesEffectiveSelection | Gets or sets whether for a copying operation the Northwoods.Go.GoView.Selection Northwoods.Go.GoToolDragging.EffectiveSelection is copied. (Inherited from Northwoods.Go.GoToolDragging) |
| CurrentObject | Gets or sets this tool's CurrentObject property. (Inherited from Northwoods.Go.GoTool) |
| DragSelection | Gets or sets the alternative selection collection, holding an image of the view's selection. (Inherited from Northwoods.Go.GoToolDragging) |
| DragSelectionOriginalObject | Gets or sets what had been the Northwoods.Go.GoTool.CurrentObject before the drag selection substituted its own. (Inherited from Northwoods.Go.GoToolDragging) |
| EffectiveSelection | Gets the cached result of a call to Northwoods.Go.GoToolDragging.ComputeEffectiveSelection. (Inherited from Northwoods.Go.GoToolDragging) |
| EffectiveSelectionIncludesLinks | Gets or sets whether Northwoods.Go.GoToolDragging.ComputeEffectiveSelection should include links that have both ports in (or part of) the selection being dragged. (Inherited from Northwoods.Go.GoToolDragging) |
| FirstInput | Gets this view's FirstInput property. (Inherited from Northwoods.Go.GoTool) |
| HidesSelectionHandles | Gets or sets whether selection handles should be removed as the drag starts. (Inherited from Northwoods.Go.GoToolDragging) |
| LastInput | Gets this view's LastInput property. (Inherited from Northwoods.Go.GoTool) |
| MoveOffset | Gets or sets the offset of the mouse point within the current object. (Inherited from Northwoods.Go.GoToolDragging) |
| Selection | Gets this view's Selection property. (Inherited from Northwoods.Go.GoTool) |
| SelectsWhenStarts | Control whether Northwoods.Go.GoToolDragging.Start may modify the view's selection. (Inherited from Northwoods.Go.GoToolDragging) |
| TransactionResult | Gets or sets whether to abort the current transaction if this tool is stopped; if set to a string, the string specifies the name of the transaction that will be finished when the tool stops. (Inherited from Northwoods.Go.GoTool) |
| View | Gets the view for which this tool is handling canonicalized input events. (Inherited from Northwoods.Go.GoTool) |
Public Methods
| Name | Description | |
|---|---|---|
 | CanStart | The dragging tool is applicable when the user can move or copy one or more objects. (Inherited from Northwoods.Go.GoToolDragging) |
| ClearDragSelection | Stop using the Northwoods.Go.GoToolDragging.DragSelection. (Inherited from Northwoods.Go.GoToolDragging) |
| ComputeEffectiveSelection | Produce a new Northwoods.Go.GoSelection that is the real set of objects to be moved by Northwoods.Go.GoView.MoveSelection or copied by Northwoods.Go.GoView.CopySelection. (Inherited from Northwoods.Go.GoToolDragging) |
| CreateDragSelection | Create a new selection object containing an image of all of the real selected objects. (Inherited from Northwoods.Go.GoToolDragging) |
| DoCancelMouse | Cancelling a drag involves moving the selection back to the original position before aborting the transaction. (Inherited from Northwoods.Go.GoToolDragging) |
| DoClick | Any tool can call this method in order to implement the standard click behavior. (Inherited from Northwoods.Go.GoTool) |
| DoDragDrop | Call Control.DoDragDrop (Inherited from Northwoods.Go.GoToolDragging) |
| DoDragging | Overridden. Keep the object ruler cursors up to date, by calling GoDrawView.UpdateObjectCursors. |
| DoKeyDown | The view calls this method when the user presses a key on the keyboard; all of the event information is provided by the Northwoods.Go.GoTool.LastInput property. (Inherited from Northwoods.Go.GoTool) |
| DoMouseDown | The view calls this method upon a mouse down event; all of the event information is provided by the Northwoods.Go.GoTool.LastInput property. (Inherited from Northwoods.Go.GoTool) |
| DoMouseHover | The view calls this method after the mouse rests for a while at a point; all of the event information is provided by the Northwoods.Go.GoTool.LastInput property. (Inherited from Northwoods.Go.GoTool) |
| DoMouseMove | Mouse drags just call Northwoods.Go.GoToolDragging.DoDragging and Northwoods.Go.GoToolDragging.DoMouseOver. (Inherited from Northwoods.Go.GoToolDragging) |
| DoMouseOver | Call Northwoods.Go.GoView method Northwoods.Go.GoView.DoObjectEnterLeave. (Inherited from Northwoods.Go.GoToolDragging) |
| DoMouseUp | The release of the mouse makes a final call to Northwoods.Go.GoToolDragging.DoDragging before finishing the transaction. (Inherited from Northwoods.Go.GoToolDragging) |
| DoMouseWheel | The view calls this method as the mouse wheel rotates; all of the event information is provided by the Northwoods.Go.GoTool.LastInput property. (Inherited from Northwoods.Go.GoTool) |
| DoSelect | Any tool can call this method in order to implement the standard selection behavior for a user click. (Inherited from Northwoods.Go.GoTool) |
| IsBeyondDragSize | Determine if the mouse has gone beyond the Northwoods.Go.GoTool.DragSize distance to be considered a drag instead of a sloppy click. (Inherited from Northwoods.Go.GoTool) |
| MakeDragSelection | Start using a Northwoods.Go.GoToolDragging.DragSelection, creating it if needed, and moving the originally selected objects back to their original position. (Inherited from Northwoods.Go.GoToolDragging) |
| MayBeCopying | This predicate is true when the view allows objects to be copied and inserted, and some object in the Selection is copyable. (Inherited from Northwoods.Go.GoToolDragging) |
| MayBeMoving | This predicate is true when the view allows objects to be moved, and some object in the Selection is movable. (Inherited from Northwoods.Go.GoToolDragging) |
| MustBeCopying | This predicate is true when the user is trying to force a copy by holding down the Control modifier. (Inherited from Northwoods.Go.GoToolDragging) |
| MustBeMoving | This predicate is true when the user is trying to force a move by holding down the Shift modifier. (Inherited from Northwoods.Go.GoToolDragging) |
| Start | Overridden. This calls GoDrawView.AddObjectCursors to replace the normal ruler cursors for the mouse with those associated with an object. |
| StartTransaction | Start a transaction on the view. (Inherited from Northwoods.Go.GoTool) |
| Stop | Overridden. This calls GoDrawView.RemoveObjectCursors. |
| StopTool | This method just causes the view's current tool to be stopped and to start the view's default tool instead as the current tool. (Inherited from Northwoods.Go.GoTool) |
| StopTransaction | Stop the current transaction, aborting it if Northwoods.Go.GoTool.TransactionResult is null. (Inherited from Northwoods.Go.GoTool) |
See Also