Java Code Examples for java.awt.dnd.DropTargetDropEvent#acceptDrop()

The following examples show how to use java.awt.dnd.DropTargetDropEvent#acceptDrop() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: Outline.java From gcs with Mozilla Public License 2.0

6 votes

@Override
public void drop(DropTargetDropEvent dtde) {
    if (mDragWasAcceptable) {
        dtde.acceptDrop(dtde.getDropAction());
        if (mModel.getDragColumn() != null) {
            dropColumn(dtde);
        } else {
            Row[] rows = mModel.getDragRows();
            if (rows != null && rows.length > 0) {
                dropRow(dtde);
            }
        }
        dtde.dropComplete(true);
    } else if (mAlternateDragDestination != null) {
        UIUtilities.updateDropTargetDropPointTo(dtde, mAlternateDragDestination);
        mAlternateDragDestination.drop(dtde);
    }
}

Example 2

Source File: ExportPanel.java From importer-exporter with Apache License 2.0

6 votes

@SuppressWarnings("unchecked")
@Override
public void drop(DropTargetDropEvent dtde) {
	for (DataFlavor dataFlover : dtde.getCurrentDataFlavors()) {
		if (dataFlover.isFlavorJavaFileListType()) {
			try {
				dtde.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);

				for (File file : (List<File>)dtde.getTransferable().getTransferData(DataFlavor.javaFileListFlavor)) {
					if (file.isFile() && file.canRead()) {
						browseText.setText(file.getCanonicalPath());
						break;
					}
				}

				dtde.getDropTargetContext().dropComplete(true);	
			} catch (UnsupportedFlavorException | IOException e) {
				//
			}
		}
	}
}

Example 3

Source File: GenericDialogPlus.java From ij-ridgedetection with GNU General Public License v2.0

6 votes

/**
 * Gets the string.
 *
 * @param event
 *            the event
 * @return the string
 * @throws IOException
 *             Signals that an I/O exception has occurred.
 * @throws UnsupportedFlavorException
 *             the unsupported flavor exception
 */
@SuppressWarnings("unchecked")
static String getString(DropTargetDropEvent event) throws IOException, UnsupportedFlavorException {
	String text = null;
	DataFlavor fileList = DataFlavor.javaFileListFlavor;

	if (event.isDataFlavorSupported(fileList)) {
		event.acceptDrop(DnDConstants.ACTION_COPY);
		List<File> list = (List<File>) event.getTransferable().getTransferData(fileList);
		text = list.get(0).getAbsolutePath();
	} else if (event.isDataFlavorSupported(DataFlavor.stringFlavor)) {
		event.acceptDrop(DnDConstants.ACTION_COPY);
		text = (String) event.getTransferable().getTransferData(DataFlavor.stringFlavor);
		if (text.startsWith("file://"))
			text = text.substring(7);
		text = stripSuffix(stripSuffix(text, "\n"), "\r").replaceAll("%20", " ");
	} else {
		event.rejectDrop();
		return null;
	}

	event.dropComplete(text != null);
	return text;
}

Example 4

Source File: JarDropTarget.java From BON2 with GNU Lesser General Public License v3.0

6 votes

@Override
public synchronized void drop(DropTargetDropEvent dtde) {
    try {
        dtde.acceptDrop(DnDConstants.ACTION_REFERENCE);
        List<File> droppedFiles = (List<File>) dtde.getTransferable().getTransferData(DataFlavor.javaFileListFlavor);
        if (droppedFiles.size() == 1){
            String target = droppedFiles.get(0).getAbsolutePath();
            if (target.endsWith(".jar")) {
                action.accept(target);
            } else {
                JOptionPane.showMessageDialog(parent, "Only JAR files are supported.", "Error dropping file", JOptionPane.ERROR_MESSAGE);
            }
        }
    } catch (Exception ex) {
        JOptionPane.showMessageDialog(parent, ex, "Error dropping file", JOptionPane.ERROR_MESSAGE);
        ex.printStackTrace();
    }
}

Example 5

Source File: AbstractDSWorkbenchFrame.java From dsworkbench with Apache License 2.0

6 votes

@Override
public void drop(DropTargetDropEvent dtde) {
    if (dtde.isDataFlavorSupported(VillageTransferable.villageDataFlavor) || dtde.isDataFlavorSupported(DataFlavor.stringFlavor)) {
        dtde.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);
    } else {
        dtde.rejectDrop();
        return;
    }

    Transferable t = dtde.getTransferable();
    List<Village> v;
    MapPanel.getSingleton().setCurrentCursor(MapPanel.getSingleton().getCurrentCursor());
    try {
        v = (List<Village>) t.getTransferData(VillageTransferable.villageDataFlavor);
        fireVillagesDraggedEvent(v, dtde.getLocation());
    } catch (Exception ignored) {
    }
}

Example 6

Source File: JTreeUtil.java From Logisim with GNU General Public License v3.0

5 votes

@Override
public final void drop(DropTargetDropEvent dtde) {
	try {
		if (drawImage) {
			clearImage();
		}
		int action = dtde.getDropAction();
		Transferable transferable = dtde.getTransferable();
		Point pt = dtde.getLocation();
		if (transferable.isDataFlavorSupported(NODE_FLAVOR)
				&& controller.canPerformAction(tree, draggedNode, action, pt)) {
			TreePath pathTarget = tree.getPathForLocation(pt.x, pt.y);
			Object node = transferable.getTransferData(NODE_FLAVOR);
			Object newParentNode = pathTarget.getLastPathComponent();
			if (controller.executeDrop(tree, node, newParentNode, action)) {
				dtde.acceptDrop(action);
				dtde.dropComplete(true);
				return;
			}
		}
		dtde.rejectDrop();
		dtde.dropComplete(false);
	} catch (Exception e) {
		dtde.rejectDrop();
		dtde.dropComplete(false);
	}
}

Example 7

Source File: ImageTransferTest.java From jdk8u-jdk with GNU General Public License v2.0

5 votes

void checkImage(DropTargetDropEvent dtde) {
    final Transferable t = dtde.getTransferable();
    if (t.isDataFlavorSupported(DataFlavor.imageFlavor)) {
        dtde.acceptDrop(DnDConstants.ACTION_COPY);
        Image im;
        try {
            im = (Image) t.getTransferData(DataFlavor.imageFlavor);
            System.err.println("getTransferData was successful");
        } catch (Exception e) {
            System.err.println("Can't getTransferData: " + e);
            dtde.dropComplete(false);
            notifyTransferSuccess(false);
            return;
        }

        if (im == null) {
            System.err.println("getTransferData returned null");
            dtde.dropComplete(false);
            notifyTransferSuccess(false);
        } else if (areImagesIdentical(image, im)) {
            dtde.dropComplete(true);
            notifyTransferSuccess(true);
        } else {
            System.err.println("transferred image is different from initial image");
            dtde.dropComplete(false);
            notifyTransferSuccess(false);
        }

    } else {
        System.err.println("imageFlavor is not supported by Transferable");
        dtde.rejectDrop();
        notifyTransferSuccess(false);
    }
}

Example 8

Source File: ImageTransferTest.java From openjdk-jdk9 with GNU General Public License v2.0

5 votes

void checkImage(DropTargetDropEvent dtde) {
    final Transferable t = dtde.getTransferable();
    if (t.isDataFlavorSupported(DataFlavor.imageFlavor)) {
        dtde.acceptDrop(DnDConstants.ACTION_COPY);
        Image im;
        try {
            im = (Image) t.getTransferData(DataFlavor.imageFlavor);
            System.err.println("getTransferData was successful");
        } catch (Exception e) {
            System.err.println("Can't getTransferData: " + e);
            dtde.dropComplete(false);
            notifyTransferSuccess(false);
            return;
        }

        if (im == null) {
            System.err.println("getTransferData returned null");
            dtde.dropComplete(false);
            notifyTransferSuccess(false);
        } else if (areImagesIdentical(image, im)) {
            dtde.dropComplete(true);
            notifyTransferSuccess(true);
        } else {
            System.err.println("transferred image is different from initial image");
            dtde.dropComplete(false);
            notifyTransferSuccess(false);
        }

    } else {
        System.err.println("imageFlavor is not supported by Transferable");
        dtde.rejectDrop();
        notifyTransferSuccess(false);
    }
}

Example 9

Source File: FileDropTargetListener.java From magarena with GNU General Public License v3.0

5 votes

private void doDropAction(final DropTargetDropEvent event) {

        event.acceptDrop(DnDConstants.ACTION_COPY);

        final Optional<File> file = getDroppedFile(event.getTransferable());
        if (file.isPresent()) {
            doFileAction(file.get());
        } else {
            MagicSound.ALERT.play();
        }

        // Inform that the drop is complete
        event.dropComplete(true);
    }

Example 10

Source File: ImageTransferTest.java From jdk8u_jdk with GNU General Public License v2.0

5 votes

void checkImage(DropTargetDropEvent dtde) {
    final Transferable t = dtde.getTransferable();
    if (t.isDataFlavorSupported(DataFlavor.imageFlavor)) {
        dtde.acceptDrop(DnDConstants.ACTION_COPY);
        Image im;
        try {
            im = (Image) t.getTransferData(DataFlavor.imageFlavor);
            System.err.println("getTransferData was successful");
        } catch (Exception e) {
            System.err.println("Can't getTransferData: " + e);
            dtde.dropComplete(false);
            notifyTransferSuccess(false);
            return;
        }

        if (im == null) {
            System.err.println("getTransferData returned null");
            dtde.dropComplete(false);
            notifyTransferSuccess(false);
        } else if (areImagesIdentical(image, im)) {
            dtde.dropComplete(true);
            notifyTransferSuccess(true);
        } else {
            System.err.println("transferred image is different from initial image");
            dtde.dropComplete(false);
            notifyTransferSuccess(false);
        }

    } else {
        System.err.println("imageFlavor is not supported by Transferable");
        dtde.rejectDrop();
        notifyTransferSuccess(false);
    }
}

Example 11

Source File: ImageTransferTest.java From openjdk-jdk8u-backup with GNU General Public License v2.0

5 votes

void checkImage(DropTargetDropEvent dtde) {
    final Transferable t = dtde.getTransferable();
    if (t.isDataFlavorSupported(DataFlavor.imageFlavor)) {
        dtde.acceptDrop(DnDConstants.ACTION_COPY);
        Image im;
        try {
            im = (Image) t.getTransferData(DataFlavor.imageFlavor);
            System.err.println("getTransferData was successful");
        } catch (Exception e) {
            System.err.println("Can't getTransferData: " + e);
            dtde.dropComplete(false);
            notifyTransferSuccess(false);
            return;
        }

        if (im == null) {
            System.err.println("getTransferData returned null");
            dtde.dropComplete(false);
            notifyTransferSuccess(false);
        } else if (areImagesIdentical(image, im)) {
            dtde.dropComplete(true);
            notifyTransferSuccess(true);
        } else {
            System.err.println("transferred image is different from initial image");
            dtde.dropComplete(false);
            notifyTransferSuccess(false);
        }

    } else {
        System.err.println("imageFlavor is not supported by Transferable");
        dtde.rejectDrop();
        notifyTransferSuccess(false);
    }
}

Example 12

Source File: AbstractTreeTransferHandler.java From TrakEM2 with GNU General Public License v3.0

5 votes

public final void drop(DropTargetDropEvent dtde) {
        try {
                if (drawImage) {
                        clearImage();
                }
                int action = dtde.getDropAction();
                Transferable transferable = dtde.getTransferable();
                Point pt = dtde.getLocation();
                if (transferable.isDataFlavorSupported(TransferableNode.NODE_FLAVOR) && canPerformAction(tree, draggedNode, action, pt)) {
                        TreePath pathTarget = tree.getPathForLocation(pt.x, pt.y);
                        DefaultMutableTreeNode node = (DefaultMutableTreeNode) transferable.getTransferData(TransferableNode.NODE_FLAVOR);
                        DefaultMutableTreeNode newParentNode = (DefaultMutableTreeNode)pathTarget.getLastPathComponent();
                        if (executeDrop(tree, node, newParentNode, action)) {
                                dtde.acceptDrop(action);
                                dtde.dropComplete(true);
                                return;                                 
                        }
                }
                dtde.rejectDrop();
                dtde.dropComplete(false);
        }
        catch (Exception e) {   
                System.out.println(e);
                dtde.rejectDrop();
                dtde.dropComplete(false);
        }
}

Example 13

Source File: CharacterSheet.java From gcs with Mozilla Public License 2.0

5 votes

@Override
public void drop(DropTargetDropEvent dtde) {
    dtde.acceptDrop(dtde.getDropAction());
    UIUtilities.getAncestorOfType(this, SheetDockable.class).addRows(mDragRows);
    mDragRows = null;
    dtde.dropComplete(true);
}

Example 14

Source File: DropListener.java From Pixelitor with GNU General Public License v3.0

5 votes

@Override
public void drop(DropTargetDropEvent e) {
    Transferable transferable = e.getTransferable();
    DataFlavor[] flavors = transferable.getTransferDataFlavors();
    for (DataFlavor flavor : flavors) {
        if (flavor.equals(DataFlavor.imageFlavor)) {
            // it is unclear how this could be used
            e.rejectDrop();
            return;
        }
        if (flavor.isFlavorJavaFileListType()) {
            // this is where we get after dropping a file or directory
            e.acceptDrop(DnDConstants.ACTION_COPY);

            try {
                @SuppressWarnings("unchecked")
                List<File> list = (List<File>) transferable.getTransferData(flavor);
                destination.handleDrop(list);
            } catch (UnsupportedFlavorException | IOException ex) {
                Messages.showException(ex);
                e.rejectDrop();
            }
            e.dropComplete(true);
            return;
        }
    }

    // DataFlavor not recognized
    e.rejectDrop();
}

Example 15

Source File: TreePanel.java From gcs with Mozilla Public License 2.0

5 votes

@Override
public void drop(DropTargetDropEvent event) {
    if (mDragState != null) {
        event.acceptDrop(event.getDropAction());
        mDropReceived = true;
        event.dropComplete(mDragState.drop(event));
    } else if (mAlternateDragDestination != null) {
        UIUtilities.convertPoint(event.getLocation(), this, mAlternateDragDestination);
        mAlternateDragDestination.drop(event);
    } else {
        mDropReceived = false;
        event.rejectDrop();
    }
    clearDragState();
}

Example 16

Source File: ImageTransferTest.java From TencentKona-8 with GNU General Public License v2.0

5 votes

void checkImage(DropTargetDropEvent dtde) {
    final Transferable t = dtde.getTransferable();
    if (t.isDataFlavorSupported(DataFlavor.imageFlavor)) {
        dtde.acceptDrop(DnDConstants.ACTION_COPY);
        Image im;
        try {
            im = (Image) t.getTransferData(DataFlavor.imageFlavor);
            System.err.println("getTransferData was successful");
        } catch (Exception e) {
            System.err.println("Can't getTransferData: " + e);
            dtde.dropComplete(false);
            notifyTransferSuccess(false);
            return;
        }

        if (im == null) {
            System.err.println("getTransferData returned null");
            dtde.dropComplete(false);
            notifyTransferSuccess(false);
        } else if (areImagesIdentical(image, im)) {
            dtde.dropComplete(true);
            notifyTransferSuccess(true);
        } else {
            System.err.println("transferred image is different from initial image");
            dtde.dropComplete(false);
            notifyTransferSuccess(false);
        }

    } else {
        System.err.println("imageFlavor is not supported by Transferable");
        dtde.rejectDrop();
        notifyTransferSuccess(false);
    }
}

Example 17

Source File: MissingEventsOnModalDialogTest.java From openjdk-jdk8u with GNU General Public License v2.0

4 votes

@Override
public void drop(DropTargetDropEvent dtde) {
    dtde.acceptDrop(dtde.getDropAction());
    showModalDialog(targetFrame);
    dtde.dropComplete(true);
}

Example 18

Source File: MissingEventsOnModalDialogTest.java From jdk8u-jdk with GNU General Public License v2.0

4 votes

@Override
public void drop(DropTargetDropEvent dtde) {
    dtde.acceptDrop(dtde.getDropAction());
    showModalDialog(targetFrame);
    dtde.dropComplete(true);
}

Example 19

Source File: MainFrame.java From sc2gears with Apache License 2.0

4 votes

/**
 * Enables dragging and dropping files onto Sc2gears.<br>
 * If the dropped file list contains only a single replay (amongst other files), that will be opened in the Replay analyzer.<br>
 * If the dropped file list contains multiple replays and/or folders, those will be opened in a replay search.<br>
 * If the dropped file list contains replay sources and/or replay lists, those will be opened respectively in replay searches.<br>
 */
private void setupDropTarget() {
	new DropTarget( this, new DropTargetAdapter() {
		@Override
		public void drop( final DropTargetDropEvent event ) {
			final Transferable transferable = event.getTransferable();
			for ( final DataFlavor flavor : transferable.getTransferDataFlavors() ) {
				if ( flavor.isFlavorJavaFileListType() ) {
					// It's a file list, accept it!
					event.acceptDrop( DnDConstants.ACTION_COPY_OR_MOVE );
					try {
						@SuppressWarnings("unchecked")
						final List< File > fileList       = (List< File >) transferable.getTransferData( flavor );
						final List< File > replayFileList = new ArrayList< File >();
						
						for ( final File file : fileList ) {
							if ( file.isDirectory() )
								replayFileList.add( file );
							else {
								if ( GuiUtils.SC2_REPLAY_LIST_FILE_FILTER.accept( file ) )
									createNewInternalFrame( newRepSearchNode, null, file );
								else if ( GuiUtils.SC2_REPLAY_SOURCE_FILE_FILTER.accept( file ) )
									createNewInternalFrame( newRepSearchNode, file, null );
								else
									replayFileList.add( file );
							}
						}
						
						if ( replayFileList.size() == 1 && replayFileList.get( 0 ).isFile() )
							openReplayFile( replayFileList.get( 0 ) );
						else if ( replayFileList.size() > 0 ) // It might contain 1 folder only...
							createNewInternalFrame( newRepSearchNode, null, null, replayFileList.toArray( new File[ replayFileList.size() ] ) );
						
						event.dropComplete( true );
						
					} catch ( final Exception e ) {
						e.printStackTrace();
						event.rejectDrop();
					}
					break;
				}
			}
		}
	} );
}

Example 20

Source File: MissingEventsOnModalDialogTest.java From jdk8u_jdk with GNU General Public License v2.0

4 votes

@Override
public void drop(DropTargetDropEvent dtde) {
    dtde.acceptDrop(dtde.getDropAction());
    showModalDialog(targetFrame);
    dtde.dropComplete(true);
}