Example usage for java.awt.dnd DropTargetDropEvent getTransferable

Introduction

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

Prototype

public Transferable getTransferable() 

Source Link

Document

This method returns the Transferable object associated with the drop.

Usage

From source file:com.declarativa.interprolog.gui.ListenerWindow.java

void handlePrologInputDnD(DropTargetDropEvent dtde) {
    //System.out.println("drop:"+dtde);
    try {/* w  w  w  .j  a v  a2 s.c  om*/
        Transferable transferable = dtde.getTransferable();
        /*
         DataFlavor[] flavors = transferable.getTransferDataFlavors();
         for (int f=0;f<flavors.length;f++)
         System.out.println("Flavor:"+flavors[f]);*/
        int action = dtde.getDropAction();
        if (transferable.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) {
            if (engine.isIdle()) {
                dtde.acceptDrop(action);
                final java.util.List files = (java.util.List) transferable
                        .getTransferData(DataFlavor.javaFileListFlavor);
                dtde.getDropTargetContext().dropComplete(true);
                boolean allPs = true;
                for (int f = 0; f < files.size(); f++) {
                    String filename = ((File) files.get(f)).getName();
                    int dot = filename.lastIndexOf('.');
                    if (!filename.endsWith(".P")) {
                        allPs = false;
                        break;
                    }
                }
                if (!allPs) {
                    errorMessage("All dragged files must be Prolog source files (with a .P extension)");
                } else {
                    prologOutput.append("\nReconsulting " + ((files.size() > 1 ? files.size() + " files...\n"
                            : files.size() + " file...\n")));
                    Runnable r = new Runnable() {
                        public void run() {
                            boolean crashed = false;
                            Toolkit.getDefaultToolkit().sync();
                            for (int f = 0; f < files.size() && !crashed; f++) {
                                File file = (File) files.get(f);
                                if (!processDraggedFile(file)) {
                                    crashed = true;
                                }
                            }
                            if (crashed) {
                                prologOutput.append("...terminated with errors.\n");
                            } else {
                                prologOutput.append("...done.\n");
                            }
                        }
                    };
                    SwingUtilities.invokeLater(r);
                }
            } else {
                dtde.rejectDrop();
                errorMessage("You can not consult files while Prolog is working");
            }
        } else {
            dtde.rejectDrop();
        }
    } catch (Exception e) {
        throw new IPException("Problem dropping:" + e);
    }
}

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From source file:javazoom.jlgui.player.amp.Player.java

/**
 * DnD : Drop implementation./*from w  ww .j  ava 2 s  . co  m*/
 * Adds all dropped files to the playlist.
 */
public void drop(DropTargetDropEvent e) {
    // Check DataFlavor
    DataFlavor[] dfs = e.getCurrentDataFlavors();
    DataFlavor tdf = null;
    for (int i = 0; i < dfs.length; i++) {
        if (DataFlavor.javaFileListFlavor.equals(dfs[i])) {
            tdf = dfs[i];
            break;
        }
    }
    // Is file list ?
    if (tdf != null) {
        // Accept COPY DnD only.
        if ((e.getSourceActions() & DnDConstants.ACTION_COPY) != 0) {
            e.acceptDrop(DnDConstants.ACTION_COPY);
        } else
            return;
        try {
            Transferable t = e.getTransferable();
            Object data = t.getTransferData(tdf);
            // How many files ?
            if (data instanceof java.util.List) {
                java.util.List al = (java.util.List) data;
                // Read the first File.
                if (al.size() > 0) {
                    File file = null;
                    // Stops the player if needed.
                    if ((playerState == PLAY) || (playerState == PAUSE)) {
                        theSoundPlayer.stop();
                        playerState = STOP;
                    }
                    // Clean the playlist.
                    playlist.removeAllItems();
                    // Add all dropped files to playlist.
                    ListIterator li = al.listIterator();
                    while (li.hasNext()) {
                        file = (File) li.next();
                        PlaylistItem pli = null;
                        if (file != null) {

                            pli = new PlaylistItem(file.getName(), file.getAbsolutePath(), -1, true);
                            if (pli != null)
                                playlist.appendItem(pli);
                        }
                    }
                    // Start the playlist from the top.
                    playlist.nextCursor();
                    fileList.initPlayList();
                    this.setCurrentSong(playlist.getCursor());
                }
            } else {
                log.info("Unknown dropped objects");
            }
        } catch (IOException ioe) {
            log.info("Drop error", ioe);
            e.dropComplete(false);
            return;
        } catch (UnsupportedFlavorException ufe) {
            log.info("Drop error", ufe);
            e.dropComplete(false);
            return;
        } catch (Exception ex) {
            log.info("Drop error", ex);
            e.dropComplete(false);
            return;
        }
        e.dropComplete(true);
    }
}

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From source file:de.tor.tribes.ui.windows.TribeTribeAttackFrame.java

@Override
public void drop(DropTargetDropEvent dtde) {
    Transferable t = dtde.getTransferable();
    List<Village> villages = new LinkedList<Village>();
    if (dtde.getDropTargetContext().getComponent() == jSourcesTable
            || dtde.getDropTargetContext().getComponent() == jVictimTable) {
        if (dtde.isDataFlavorSupported(VillageTransferable.villageDataFlavor)) {
            //village dnd
            dtde.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);
            try {
                villages = (List<Village>) t.getTransferData(VillageTransferable.villageDataFlavor);
            } catch (Exception ex) {
            }//  w  w  w.  j av  a  2s . c  o m
        } else if (dtde.isDataFlavorSupported(DataFlavor.stringFlavor)) {
            //string dnd
            try {
                villages = PluginManager.getSingleton()
                        .executeVillageParser((String) t.getTransferData(DataFlavor.stringFlavor));
            } catch (Exception e) {
            }
        } else {
            dtde.rejectDrop();
            return;
        }
    } else {
        dtde.rejectDrop();
        return;
    }

    MapPanel.getSingleton().setCurrentCursor(MapPanel.getSingleton().getCurrentCursor());

    if (!villages.isEmpty()) {
        if (jideTabbedPane1.getSelectedIndex() == 0) {
            fireAddSourcesEvent(villages);
        } else if (jideTabbedPane1.getSelectedIndex() == 1) {
            fireAddTargetsEvent(villages);
        }
    }
}

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From source file:org.apache.jmeter.gui.MainFrame.java

/**
 * Handler of Top level Dnd//ww w .  j  a  v  a2 s  . c o m
 */
@Override
public void drop(DropTargetDropEvent dtde) {
    try {
        Transferable tr = dtde.getTransferable();
        DataFlavor[] flavors = tr.getTransferDataFlavors();
        for (DataFlavor flavor : flavors) {
            // Check for file lists specifically
            if (flavor.isFlavorJavaFileListType()) {
                dtde.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);
                try {
                    openJmxFilesFromDragAndDrop(tr);
                } finally {
                    dtde.dropComplete(true);
                }
                return;
            }
        }
    } catch (UnsupportedFlavorException | IOException e) {
        log.warn("Dnd failed", e);
    }

}

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

@Override
public void drop(DropTargetDropEvent dtde) {
    boolean success = false;
    try {// www  .j a  va2  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./*from  w ww.  jav  a  2  s. com*/
 */
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.AbstractDataPanel.java

@SuppressWarnings("unchecked")
public void drop(DropTargetDropEvent e) {
    try {/*from   w  w  w .  j ava2 s.  c o  m*/
        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);

                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);
                            } 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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From source file:org.rdv.datapanel.DigitalTabularDataPanel.java

/**
 * an overridden method from/*  w w w.ja  v a2 s  . 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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From source file:pkgrenamer.Main.java

static void onDropFiles(DropTargetDropEvent dtde, FileDropListener onDrop) {
    try {/* w  w  w. ja va  2 s.co m*/
        Transferable transferable = dtde.getTransferable();

        if (transferable.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) {
            dtde.acceptDrop(DnDConstants.ACTION_MOVE);
            java.util.List<?> files = (java.util.List<?>) transferable
                    .getTransferData(DataFlavor.javaFileListFlavor);
            File[] fa = new File[files.size()];
            for (int i = 0; i < fa.length; i++) {
                fa[i] = (File) files.get(i);
            }
            onDrop.onDropFile(fa);
            dtde.getDropTargetContext().dropComplete(true);

        } else {
            if (sNixFileDataFlavor == null) {
                sNixFileDataFlavor = new DataFlavor("text/uri-list;class=java.lang.String");
            }
            dtde.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);
            String data = (String) transferable.getTransferData(sNixFileDataFlavor);
            if (data != null) {
                ArrayList<File> fs = new ArrayList<>();
                for (StringTokenizer st = new StringTokenizer(data, "\r\n"); st.hasMoreTokens();) {
                    String token = st.nextToken().trim();
                    if (token.startsWith("#") || token.isEmpty()) {
                        continue;
                    }
                    try {
                        fs.add(new File(new URI(token)));
                    } catch (Exception e) {
                    }
                }
                onDrop.onDropFile(fs.toArray(new File[0]));
                dtde.getDropTargetContext().dropComplete(true);
            } else {
                dtde.rejectDrop();
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}

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From source file:plugin.notes.gui.NotesTreeNode.java

/**
 * handles a drop of a java file list//from w  w  w .  j  ava 2 s  .c o  m
 *
 * @param dtde
 *          drop target drop even - a java dile list has been dropped on
 *          something that represents this node.
 * @return returns true if the drop takes place, false if not
 */
public boolean handleDropJavaFileList(DropTargetDropEvent dtde) {
    dtde.acceptDrop(dtde.getDropAction());

    Transferable t = dtde.getTransferable();

    try {
        List fileList = ((List) t.getTransferData(DataFlavor.javaFileListFlavor));

        for (Object aFileList : fileList) {
            File newFile = (File) aFileList;

            if (newFile.exists()) {

                FileUtils.copyFile(newFile,
                        new File(dir.getAbsolutePath() + File.separator + newFile.getName()));
            }
        }
    } catch (Exception e) {
        Logging.errorPrint(e.getMessage(), e);

        return false;
    }

    return true;
}

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