Example usage for java.awt.dnd DropTargetDropEvent getLocation

Introduction

In this page you can find the example usage for java.awt.dnd DropTargetDropEvent getLocation.

Prototype

public Point getLocation() 

Source Link

Document

This method returns a Point indicating the Cursor 's current location in the Component 's coordinates.

Usage

From source file:org.kuali.test.ui.dnd.RepositoryDropTargetAdapter.java

@Override
public void drop(DropTargetDropEvent dtde) {
    boolean success = false;
    try {// w  w w.  j a v  a2  s.  c  o m
        if (canDrop(dtde)) {
            Transferable t = dtde.getTransferable();
            Object data = t.getTransferData(t.getTransferDataFlavors()[0]);
            DefaultMutableTreeNode dropNode = getNodeAtPoint(dtde.getLocation());
            if ((dropNode != null) && (data != null) && (data instanceof RepositoryTransferData)) {
                repositoryTree.handleDataDrop(t.getTransferDataFlavors()[0], (RepositoryTransferData) data,
                        dropNode);
                success = true;
                dtde.dropComplete(true);
            }
        }
    }

    catch (Exception e) {
        LOG.error(e.toString(), e);
    }

    if (!success) {
        dtde.rejectDrop();
    }
}

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From source file:org.pmedv.blackboard.EditorUtils.java

/**
 * Configures the drop target for new symbols to be dragged from the symbol
 * table to the editor./* w  w w  .j av  a  2s.c  o  m*/
 */
public static DropTarget configureDropTarget(final BoardEditor editor, final int raster) {

    DropTarget dt = new DropTarget(editor, new DropTargetAdapter() {

        final DataFlavor flavors[] = { DataFlavor.imageFlavor };

        @Override
        public void drop(DropTargetDropEvent e) {

            int xloc = BoardUtil.snap((int) e.getLocation().getX(), raster);
            int yloc = BoardUtil.snap((int) e.getLocation().getY(), raster);

            SymbolBean symbol = null;
            try {
                symbol = (SymbolBean) e.getTransferable().getTransferData(flavors[0]);
            } catch (Exception e1) {
                e1.printStackTrace();
            }

            Symbol sym = new Symbol(symbol);

            sym.setXLoc(xloc);
            sym.setYLoc(yloc);

            for (Item subItem : sym.getItems()) {

                if (subItem instanceof Line) {
                    Line line = (Line) subItem;
                    line.setStart(new Point((int) line.getStart().getX() + xloc,
                            (int) line.getStart().getY() + yloc));
                    line.setEnd(
                            new Point((int) line.getEnd().getX() + +xloc, (int) line.getEnd().getY() + yloc));
                    line.setOldstart(new Point(line.getStart()));
                    line.setOldEnd(new Point(line.getEnd()));
                } else {
                    subItem.setXLoc(subItem.getXLoc() + xloc);
                    subItem.setYLoc(subItem.getYLoc() + yloc);
                    subItem.setOldXLoc(subItem.getXLoc());
                    subItem.setOldYLoc(subItem.getYLoc());
                    subItem.setOldWidth(subItem.getWidth());
                    subItem.setOldHeight(subItem.getHeight());
                }

            }

            editor.getModel().getCurrentLayer().getItems().add(sym);
            sym.setLayer(editor.getModel().getCurrentLayer().getIndex());
            editor.refresh();
            e.dropComplete(true);
            e.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);

            // Switch to select mode after drop
            ctx.getBean(SetSelectModeCommand.class).execute(null);

            if (!editor.getUndoManager().addEdit(new AddItemEdit(sym))) {
                log.info("Could not add edit " + this.getClass());
            }
            editor.setFileState(FileState.DIRTY);

            ctx.getBean(RedoCommand.class).setEnabled(editor.getUndoManager().canRedo());
            ctx.getBean(UndoCommand.class).setEnabled(editor.getUndoManager().canUndo());
        }

    });

    return dt;

}

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From source file:org.rdv.datapanel.DigitalTabularDataPanel.java

/**
 * an overridden method from/*w ww. j  a v  a  2s  .  c  o m*/
 * 
 * @see org.rdv.datapanel.AbstractDataPanel for the
 * @see DropTargetListener interface
 */
@SuppressWarnings("unchecked")
public void drop(DropTargetDropEvent e) {
    try {
        int dropAction = e.getDropAction();
        if (dropAction == DnDConstants.ACTION_LINK) {
            DataFlavor channelListDataFlavor = new ChannelListDataFlavor();
            Transferable tr = e.getTransferable();
            if (e.isDataFlavorSupported(channelListDataFlavor)) {
                e.acceptDrop(DnDConstants.ACTION_LINK);
                e.dropComplete(true);

                // calculate which table the x coordinate of the mouse
                // corresponds to
                double clickX = e.getLocation().getX(); // get the mouse x
                // coordinate
                int compWidth = dataComponent.getWidth(); // gets the
                // width of this
                // component
                final int tableNum = (int) (clickX * columnGroupCount / compWidth);

                final List<String> channels = (List) tr.getTransferData(channelListDataFlavor);

                new Thread() {
                    public void run() {
                        for (int i = 0; i < channels.size(); i++) {
                            String channel = channels.get(i);
                            boolean status;
                            if (supportsMultipleChannels()) {
                                status = addChannel(channel, tableNum);
                            } else {
                                status = setChannel(channel);
                            }

                            if (!status) {
                                // TODO display an error in the UI
                            }
                        }
                    }
                }.start();
            } else {
                e.rejectDrop();
            }
        }
    } catch (IOException ioe) {
        ioe.printStackTrace();
    } catch (UnsupportedFlavorException ufe) {
        ufe.printStackTrace();
    }
}

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