Package qupath.lib.gui.viewer

Class DragDropImportListener

java.lang.Object

qupath.lib.gui.viewer.DragDropImportListener

All Implemented Interfaces:

EventListener, EventHandler<DragEvent>

public class DragDropImportListener
extends Object
implements EventHandler<DragEvent>

Drag and drop support for main QuPath application, which can support a range of different object types (Files, URLs, Strings,..)

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	DragDropImportListener.DropHandler<T>	Interface to define a new drop handler.

Constructor Summary

Constructors

Constructor	Description
DragDropImportListener(QuPathGUI qupath)	Constructor.

Method Summary

Modifier and Type	Method	Description
void	addFileDropHandler(DragDropImportListener.DropHandler<File> handler)	Add a new File DropHandler.
void	addJsonDropHandler(DragDropImportListener.DropHandler<JsonElement> handler)	Add a new DropHandler specifically for JSON elements.
void	handle(DragEvent event)
void	removeFileDropHandler(DragDropImportListener.DropHandler<File> handler)	Remove a File DropHandler.
void	removeJsonDropHandler(DragDropImportListener.DropHandler<JsonElement> handler)	Remove a JSON DropHandler.
void	setupTarget(Node target)	Prepare a target node to accept drag and drop events.
void	setupTarget(Scene target)	Prepare a target scene to accept drag and drop events.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

DragDropImportListener

public DragDropImportListener(QuPathGUI qupath)

Constructor.

Parameters:

qupath - the current QuPath instance

Method Details

setupTarget

public void setupTarget(Node target)

Prepare a target node to accept drag and drop events.

Parameters:

target -

setupTarget

public void setupTarget(Scene target)

Prepare a target scene to accept drag and drop events.

Parameters:

target -

handle

public void handle(DragEvent event)

Specified by:

handle in interface EventHandler<DragEvent>

addFileDropHandler

public void addFileDropHandler(DragDropImportListener.DropHandler<File> handler)

Add a new File DropHandler.

This may be called on a drag-and-drop application on the main window, if no other handler deals with the event.

Parameters:

handler -

removeFileDropHandler

public void removeFileDropHandler(DragDropImportListener.DropHandler<File> handler)

Remove a File DropHandler.

Parameters:

handler -

addJsonDropHandler

public void addJsonDropHandler(DragDropImportListener.DropHandler<JsonElement> handler)

Add a new DropHandler specifically for JSON elements.

This may be called when a json file is dropped on the main QuPath window. Handlers should quickly inspect the element and return if they cannot handle it.

Parameters:

handler -

removeJsonDropHandler

public void removeJsonDropHandler(DragDropImportListener.DropHandler<JsonElement> handler)

Remove a JSON DropHandler.

Parameters:

handler -