DropHandlerBase Class
Definition
Important
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This class provides the basic functionality necessary to process drop of data on to the editor. It's provided as a convenience class to easily allow extenders to provide their own custom drop handlers by extending this class.
public ref class DropHandlerBase abstract : Microsoft::VisualStudio::Text::Editor::DragDrop::IDropHandler[Windows::Foundation::Metadata::WebHostHidden]
public ref class DropHandlerBase abstract : Microsoft::VisualStudio::Text::Editor::DragDrop::IDropHandler[Windows::Foundation::Metadata::WebHostHidden]
class DropHandlerBase abstract : Microsoft::VisualStudio::Text::Editor::DragDrop::IDropHandlerpublic abstract class DropHandlerBase : Microsoft.VisualStudio.Text.Editor.DragDrop.IDropHandlertype DropHandlerBase = class
interface IDropHandlerPublic MustInherit Class DropHandlerBase
Implements IDropHandler- Inheritance
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DropHandlerBase
- Implements
Remarks
This class is provided to allow extenders to provide their own custom drop handlers by extending this class.
Constructors
| DropHandlerBase(IWpfTextView, IEditorOperations) |
Constructs a DropHandlerBase. |
Properties
| EditorOperations |
Gets the IEditorOperations used to handle tasks such as text insertion. |
| TextView |
Gets the IWpfTextView over which this drop handler operates on. |
Methods
| DeleteSpans(IList<ITrackingSpan>) |
Given a list of ITrackingSpans, deletes them from the buffer. |
| ExtractText(DragDropInfo) |
This method extracts the text of an DragDropInfo object. |
| GetDragDropEffect(DragDropInfo) |
Determines what drag & drop effect should be displayed to the user based on the state of the operation. |
| HandleDataDropped(DragDropInfo) |
Indicates that the drag and drop operation has completed, and that the final tasks, if any, should be performed now. |
| HandleDragCanceled() |
Indicates that a drag and drop operation has been Canceled. |
| HandleDraggingOver(DragDropInfo) |
Indicates that the drag and drop operation is in progress. |
| HandleDragStarted(DragDropInfo) |
Indicates the start of a drag and drop operation. |
| InsertText(VirtualSnapshotPoint, String) |
Inserts some textual data at the given position. |
| IsDropEnabled(DragDropInfo) |
Determines whether the handler can accept data for a drag and drop operation. |
| MoveText(VirtualSnapshotPoint, IList<ITrackingSpan>, String) |
Moves the data from one location to another in the buffer by deleting the selection contents and inserting toInsert in insertionPoint. |
| PerformPostEditActions(DragDropInfo, Boolean) |
This method is called after the edits are made to the buffer to perform any necessary post edit actions. |
| PerformPreEditActions(DragDropInfo) |
This method is called before edits are made to the buffer to perform any necessary pre edit actions. |
| SelectText(SnapshotPoint, Int32, DragDropInfo, Boolean) |
This method selects the text at the end of the drop operation. |