Example usage for java.awt.datatransfer Transferable isDataFlavorSupported

List of usage examples for java.awt.datatransfer Transferable isDataFlavorSupported

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Introduction

In this page you can find the example usage for java.awt.datatransfer Transferable isDataFlavorSupported.

Prototype

public boolean isDataFlavorSupported(DataFlavor flavor);

Source Link

Document

Returns whether or not the specified data flavor is supported for this object.

Usage

From source file:net.sf.jabref.gui.ClipBoardManager.java

/**
 * Get the String residing on the clipboard.
 *
 * @return any text found on the Clipboard; if none found, return an
 * empty String./*from  w  ww  .j  a v a 2 s  . c  o m*/
 */
public String getClipboardContents() {
    String result = "";
    //odd: the Object param of getContents is not currently used
    Transferable contents = CLIPBOARD.getContents(null);
    if (contents != null && contents.isDataFlavorSupported(DataFlavor.stringFlavor)) {
        try {
            result = (String) contents.getTransferData(DataFlavor.stringFlavor);
        } catch (UnsupportedFlavorException | IOException e) {
            //highly unlikely since we are using a standard DataFlavor
            LOGGER.info("problem with getting clipboard contents", e);
        }
    }
    return result;
}

From source file:DragImage.java

public boolean importData(JComponent comp, Transferable t) {
    if (comp instanceof JLabel) {
        JLabel label = (JLabel) comp;
        if (t.isDataFlavorSupported(flavors[0])) {
            try {
                image = (Image) t.getTransferData(flavors[0]);
                ImageIcon icon = new ImageIcon(image);
                label.setIcon(icon);/*from w ww .  j  ava  2 s  .com*/
                return true;
            } catch (UnsupportedFlavorException ignored) {
            } catch (IOException ignored) {
            }
        }
    }
    return false;
}

From source file:net.sf.jabref.gui.ClipBoardManager.java

public List<BibEntry> extractBibEntriesFromClipboard() {
    // Get clipboard contents, and see if TransferableBibtexEntry is among the content flavors offered
    Transferable content = CLIPBOARD.getContents(null);

    List<BibEntry> result = new ArrayList<>();
    if (content.isDataFlavorSupported(TransferableBibtexEntry.entryFlavor)) {
        // We have determined that the clipboard data is a set of entries.
        try {/*from  w w w  . java2  s.  c  o m*/
            result = (List<BibEntry>) content.getTransferData(TransferableBibtexEntry.entryFlavor);
        } catch (UnsupportedFlavorException | ClassCastException ex) {
            LOGGER.warn("Could not paste this type", ex);
        } catch (IOException ex) {
            LOGGER.warn("Could not paste", ex);
        }
    } else if (content.isDataFlavorSupported(DataFlavor.stringFlavor)) {
        try {
            String data = (String) content.getTransferData(DataFlavor.stringFlavor);
            // fetch from doi
            if (DOI.build(data).isPresent()) {
                LOGGER.info("Found DOI in clipboard");
                Optional<BibEntry> entry = new DOItoBibTeXFetcher().getEntryFromDOI(new DOI(data).getDOI());
                entry.ifPresent(result::add);
            } else {
                // parse bibtex string
                BibtexParser bp = new BibtexParser(new StringReader(data));
                BibDatabase db = bp.parse().getDatabase();
                LOGGER.info("Parsed " + db.getEntryCount() + " entries from clipboard text");
                if (db.hasEntries()) {
                    result = db.getEntries();
                }
            }
        } catch (UnsupportedFlavorException ex) {
            LOGGER.warn("Could not parse this type", ex);
        } catch (IOException ex) {
            LOGGER.warn("Data is no longer available in the requested flavor", ex);
        }

    }
    return result;
}

From source file:org.sikuli.script.App.java

/**
 * evaluates the current textual content of the system clipboard
 *
 * @return the textual content or empty string if not possible
 *///from   ww w. ja va2 s . com
public static String getClipboard() {
    Transferable content = null;
    try {
        content = Clipboard.getSystemClipboard().getContents(null);
    } catch (Exception ex) {
        Debug.error("Env.getClipboard: clipboard not available:\n%s", ex.getMessage());
    }
    if (content != null) {
        try {
            if (content.isDataFlavorSupported(DataFlavor.stringFlavor)) {
                return (String) content.getTransferData(DataFlavor.stringFlavor);
            }
        } catch (UnsupportedFlavorException ex) {
            Debug.error("Env.getClipboard: UnsupportedFlavorException: " + content);
        } catch (IOException ex) {
            Debug.error("Env.getClipboard: IOException:\n%s", ex.getMessage());
        }
    }
    return "";
}

From source file:ColorSink.java

/** This method is invoked when the user drops something on us */
public void drop(DropTargetDropEvent e) {
    this.setBorder(null); // Restore the default border
    Transferable t = e.getTransferable(); // Get the data that was dropped

    // Check for types of data that we support
    if (t.isDataFlavorSupported(TransferableColor.colorFlavor)) {
        // If it was a color, accept it, and use it as the background color
        e.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);
        try {/*from w w  w.  j  a v a 2s.  com*/
            Color c = (Color) t.getTransferData(TransferableColor.colorFlavor);
            this.setBackground(c);
            e.dropComplete(true);
        } catch (Exception ex) {
            e.dropComplete(false);
        }
    } else if (t.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) {
        // If it was a file list, accept it, read the first file in the list
        // and display the file contents
        e.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);
        try {
            List files = (List) t.getTransferData(DataFlavor.javaFileListFlavor);
            File f = (File) files.get(0);
            BufferedReader in = new BufferedReader(new FileReader(f));
            String s;
            this.setText("");
            while ((s = in.readLine()) != null)
                this.append(s);
            e.dropComplete(true);
        } catch (Exception ex) {
            e.dropComplete(false);
        }
    } else { // If it wasn't a color or a file list, reject it.
        e.rejectDrop();
        return;
    }
}

From source file:DNDList.java

/**
 * a drop has occurred//  w  w  w .j a  v a 2 s .co  m
 * 
 */

public void drop(DropTargetDropEvent event) {

    try {
        Transferable transferable = event.getTransferable();

        // we accept only Strings
        if (transferable.isDataFlavorSupported(DataFlavor.stringFlavor)) {

            event.acceptDrop(DnDConstants.ACTION_MOVE);
            String s = (String) transferable.getTransferData(DataFlavor.stringFlavor);
            addElement(s);
            event.getDropTargetContext().dropComplete(true);
        } else {
            event.rejectDrop();
        }
    } catch (Exception exception) {
        System.err.println("Exception" + exception.getMessage());
        event.rejectDrop();
    }
}

From source file:com.mirth.connect.client.ui.editors.JavaScriptEditorDialog.java

public void dragEnter(DropTargetDragEvent dtde) {
    try {/*from ww w .ja va2  s. co  m*/
        Transferable tr = dtde.getTransferable();
        if (tr.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) {

            dtde.acceptDrag(DnDConstants.ACTION_COPY_OR_MOVE);

            java.util.List fileList = (java.util.List) tr.getTransferData(DataFlavor.javaFileListFlavor);
            Iterator iterator = fileList.iterator();
            while (iterator.hasNext()) {
                iterator.next();
            }
        } else {
            dtde.rejectDrag();
        }
    } catch (Exception e) {
        dtde.rejectDrag();
    }
}

From source file:com.mirth.connect.client.ui.editors.JavaScriptEditorDialog.java

public void drop(DropTargetDropEvent dtde) {
    try {/*from  ww  w .  ja  va2s .  co  m*/
        Transferable tr = dtde.getTransferable();
        if (tr.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) {

            dtde.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);

            java.util.List fileList = (java.util.List) tr.getTransferData(DataFlavor.javaFileListFlavor);
            Iterator iterator = fileList.iterator();
            while (iterator.hasNext()) {
                File file = (File) iterator.next();

                scriptContent.setText(
                        scriptContent.getText() + FileUtils.readFileToString(file, UIConstants.CHARSET));
            }
        }
    } catch (Exception e) {
        dtde.rejectDrop();
    }
}

From source file:net.pandoragames.far.ui.swing.component.UndoHistoryPopupMenu.java

private void init(SwingConfig config, ComponentRepository componentRepository) {
    // COPY/*from ww w . j  ava 2 s .  c  om*/
    JMenuItem copy = new JMenuItem(config.getLocalizer().localize("label.copy"));
    copy.setAccelerator(KeyStroke.getKeyStroke("control C"));
    copy.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            String selection = textComponent.getSelectedText();
            if (selection != null) {
                StringSelection textTransfer = new StringSelection(selection);
                Toolkit.getDefaultToolkit().getSystemClipboard().setContents(textTransfer, null);
            }
        }
    });
    this.add(copy);
    // PASTE
    JMenuItem paste = new JMenuItem(config.getLocalizer().localize("label.paste"));
    paste.setAccelerator(KeyStroke.getKeyStroke("control V"));
    paste.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent event) {
            Transferable transfer = Toolkit.getDefaultToolkit().getSystemClipboard().getContents(null);

            try {
                if (transfer != null && transfer.isDataFlavorSupported(DataFlavor.stringFlavor)) {
                    String text = (String) transfer.getTransferData(DataFlavor.stringFlavor);
                    String selected = textComponent.getSelectedText();
                    if (selected == null) {
                        int insertAt = textComponent.getCaretPosition();
                        textComponent.getDocument().insertString(insertAt, text, null);
                    } else {
                        int start = textComponent.getSelectionStart();
                        int end = textComponent.getSelectionEnd();
                        textComponent.getDocument().remove(start, end - start);
                        textComponent.getDocument().insertString(start, text, null);
                    }
                }
            } catch (UnsupportedFlavorException e) {
                LogFactory.getLog(this.getClass()).error("UnsupportedFlavorException reading from clipboard",
                        e);
            } catch (IOException iox) {
                LogFactory.getLog(this.getClass()).error("IOException reading from clipboard", iox);
            } catch (BadLocationException blx) {
                LogFactory.getLog(this.getClass()).error("BadLocationException reading from clipboard", blx);
            }
        }
    });
    this.add(paste);
    // UNDO
    Action undoAction = textComponent.getActionMap().get(UndoHistory.ACTION_KEY_UNDO);
    if (undoAction != null) {
        undoAction.putValue(Action.NAME, config.getLocalizer().localize("label.undo"));
        this.add(undoAction);
    }
    // REDO
    Action redoAction = textComponent.getActionMap().get(UndoHistory.ACTION_KEY_REDO);
    if (redoAction != null) {
        redoAction.putValue(Action.NAME, config.getLocalizer().localize("label.redo"));
        this.add(redoAction);
    }
    // PREVIOUS
    Action prevAction = textComponent.getActionMap().get(UndoHistory.ACTION_KEY_PREVIOUS);
    if (prevAction != null) {
        prevAction.putValue(Action.NAME, config.getLocalizer().localize("label.previous"));
        this.add(prevAction);
    }
    // NEXT
    Action nextAction = textComponent.getActionMap().get(UndoHistory.ACTION_KEY_NEXT);
    if (nextAction != null) {
        nextAction.putValue(Action.NAME, config.getLocalizer().localize("label.next"));
        this.add(nextAction);
    }
}

From source file:org.pentaho.reporting.designer.core.util.dnd.GenericDNDHandler.java

/**
 * Called when a drag operation is ongoing, while the mouse pointer is still over the operable part of the drop site
 * for the <code>DropTarget</code> registered with this listener.
 *
 * @param dtde the <code>DropTargetDragEvent</code>
 *//*www . j a v a  2s.  co m*/

public void dragOver(final DropTargetDragEvent dtde) {
    final Transferable transferable = dtde.getTransferable();

    for (int i = 0; i < acceptedFlavors.length; i++) {
        final DataFlavor acceptedFlavor = acceptedFlavors[i];
        if (transferable.isDataFlavorSupported(acceptedFlavor)) {
            // a transfer from the palette.
            try {
                transferData = transferable.getTransferData(acceptedFlavor);
                position = dtde.getLocation();
                flavor = acceptedFlavor;
                final int result = updateDragOver(dtde);
                if (result > 0) {
                    dtde.acceptDrag(DnDConstants.ACTION_COPY);
                } else {
                    transferData = null;
                    position = null;
                    flavor = null;
                    dtde.rejectDrag();
                }
                break;
            } catch (Exception e) {
                if (logger.isDebugEnabled()) {
                    logger.debug("ReportPanel.dragOver ", e); // NON-NLS
                }
                transferData = null;
                position = null;
                flavor = null;
                dtde.rejectDrag();
            }
        }
    }
}