Example usage for java.awt.datatransfer Transferable getTransferDataFlavors

Introduction

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

Prototype

public DataFlavor[] getTransferDataFlavors();

Source Link

Document

Returns an array of DataFlavor objects indicating the flavors the data can be provided in.

Usage

From source file:ja.lingo.application.gui.drophandler.DropHandler.java

public boolean importData(JComponent c, Transferable t) {
    if (engine.getFinder().isEmpty()) {
        return false;
    }/*  www .ja v a2 s  .c  o  m*/

    if (canImport(c, t.getTransferDataFlavors())) {
        try {
            String value = (String) t.getTransferData(DataFlavor.stringFlavor);

            model.navigateAndTranslate(value.trim());
            model.main_showAtTop();

            return true;
        } catch (Throwable tt) {
            LOG.warn("Could not drop object", tt);
            Messages.info(c, resources.text("couldNotDropObject"));
        }
    }
    return false;
}

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From source file:edu.ku.brc.specify.tasks.subpane.wb.ImageTransferable.java

@Override
public boolean canImport(TransferSupport support) {
    Transferable trans = support.getTransferable();
    DataFlavor[] flavors = trans.getTransferDataFlavors();
    for (DataFlavor df : flavors) {
        if (df.getHumanPresentableName().equals(MIME_TYPE) && df.getRepresentationClass() == String.class) {
            return true;
            /*try/*from   w  w w.  ja va  2  s . c o m*/
            {
            String uris = (String)trans.getTransferData(df);
                    
            String[] filePaths = StringUtils.split(uris, "\r\n");
            for (String path : filePaths)
            {
                System.out.println("canImport2: "+filter.isImageFile(path));
                return filter.isImageFile(path);
            }
            } catch (UnsupportedFlavorException e)
            {
            e.printStackTrace();
            } catch (IOException e)
            {
            e.printStackTrace();
            }*/
        }
    }
    return false;
}

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From source file:edu.ku.brc.specify.tasks.subpane.wb.ImageTransferable.java

@Override
public boolean importData(TransferSupport support) {
    Vector<File> fileList = new Vector<File>();

    try {/*  w  ww.j a v  a2  s.  c om*/
        Transferable trans = support.getTransferable();
        DataFlavor[] flavors = trans.getTransferDataFlavors();
        for (DataFlavor df : flavors) {
            if (df.getHumanPresentableName().equals("text/uri-list")
                    && df.getRepresentationClass() == String.class) {
                String uris = (String) trans.getTransferData(df);
                String[] filePaths = StringUtils.split(uris, "\r\n");
                for (String path : filePaths) {
                    URI uri = URI.create(path);
                    File f = new File(uri);
                    if (filter.isImageFile(path)) {
                        fileList.add(f);
                    }
                }
                break;
            }
        }

    } catch (UnsupportedFlavorException e) {
        e.printStackTrace();

    } catch (IOException e) {
        e.printStackTrace();
    }

    if (fileList.size() > 0) {
        processImages(fileList);
        return true;
    }

    return false;
}

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From source file:net.sf.nmedit.patchmodifier.mutator.VariationTransferHandler.java

public boolean importData(JComponent c, Transferable t) {
    //System.out.println("import data");
    Variation target;//from w w  w . j  a v  a2s  .c o  m
    Vector<Integer> data = null;

    if (!canImport(c, t.getTransferDataFlavors())) {
        return false;
    }

    try {
        target = (Variation) c;

        if (t.isDataFlavorSupported(variationFlavor)) {
            data = ((VariationTransferData) t.getTransferData(variationFlavor)).getVariationData();
        } else {
            return false;
        }
    } catch (UnsupportedFlavorException ufe) {
        if (log.isErrorEnabled()) {
            log.error("importData: unsupported data flavor", ufe);
        }
        return false;
    } catch (IOException ioe) {
        if (log.isErrorEnabled()) {
            log.error("importData: I/O exception", ioe);
        }
        return false;
    }

    target.getState().updateValues(new Vector<Integer>(data));

    c.repaint();
    return true;
}

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From source file:TreeDragTest.java

public void drop(DropTargetDropEvent dtde) {
    Point pt = dtde.getLocation();
    DropTargetContext dtc = dtde.getDropTargetContext();
    JTree tree = (JTree) dtc.getComponent();
    TreePath parentpath = tree.getClosestPathForLocation(pt.x, pt.y);
    DefaultMutableTreeNode parent = (DefaultMutableTreeNode) parentpath.getLastPathComponent();
    if (parent.isLeaf()) {
        dtde.rejectDrop();/*  w w  w  .  jav a2 s  .c o  m*/
        return;
    }

    try {
        Transferable tr = dtde.getTransferable();
        DataFlavor[] flavors = tr.getTransferDataFlavors();
        for (int i = 0; i < flavors.length; i++) {
            if (tr.isDataFlavorSupported(flavors[i])) {
                dtde.acceptDrop(dtde.getDropAction());
                TreePath p = (TreePath) tr.getTransferData(flavors[i]);
                DefaultMutableTreeNode node = (DefaultMutableTreeNode) p.getLastPathComponent();
                DefaultTreeModel model = (DefaultTreeModel) tree.getModel();
                model.insertNodeInto(node, parent, 0);
                dtde.dropComplete(true);
                return;
            }
        }
        dtde.rejectDrop();
    } catch (Exception e) {
        e.printStackTrace();
        dtde.rejectDrop();
    }
}

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From source file:DragColorTextFieldDemo.java

/**
 * Overridden to import a Color if it is available.
 * getChangesForegroundColor is used to determine whether the foreground or
 * the background color is changed.//w w  w.j  av a  2 s  .c  o  m
 */
public boolean importData(JComponent c, Transferable t) {
    if (hasColorFlavor(t.getTransferDataFlavors())) {
        try {
            Color col = (Color) t.getTransferData(colorFlavor);
            if (getChangesForegroundColor()) {
                c.setForeground(col);
            } else {
                c.setBackground(col);
            }
            return true;
        } catch (UnsupportedFlavorException ufe) {
            System.out.println("importData: unsupported data flavor");
        } catch (IOException ioe) {
            System.out.println("importData: I/O exception");
        }
    }
    return false;
}

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From source file:ExtendedDnDDemo.java

public boolean importData(JComponent c, Transferable t) {
    if (canImport(c, t.getTransferDataFlavors())) {
        try {//from  w w  w  .  jav a  2 s . c o  m
            String str = (String) t.getTransferData(DataFlavor.stringFlavor);
            importString(c, str);
            return true;
        } catch (UnsupportedFlavorException ufe) {
        } catch (IOException ioe) {
        }
    }

    return false;
}

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From source file:DragColorTextFieldDemo.java

public boolean importData(JComponent c, Transferable t) {
    JTextComponent tc = (JTextComponent) c;

    if (!canImport(c, t.getTransferDataFlavors())) {
        return false;
    }/*from   w  w w.j  a  va 2s  . co  m*/

    if (tc.equals(source) && (tc.getCaretPosition() >= p0.getOffset())
            && (tc.getCaretPosition() <= p1.getOffset())) {
        shouldRemove = false;
        return true;
    }

    if (hasStringFlavor(t.getTransferDataFlavors())) {
        try {
            String str = (String) t.getTransferData(stringFlavor);
            tc.replaceSelection(str);
            return true;
        } catch (UnsupportedFlavorException ufe) {
            System.out.println("importData: unsupported data flavor");
        } catch (IOException ioe) {
            System.out.println("importData: I/O exception");
        }
    }
    //The ColorTransferHandler superclass handles color.
    return super.importData(c, t);
}

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From source file:UTest.java

public boolean importData(JComponent src, Transferable transferable) {
    // Ok, here's the tricky part...
    println("Receiving data from " + src);
    println("Transferable object is: " + transferable);
    println("Valid data flavors: ");
    DataFlavor[] flavors = transferable.getTransferDataFlavors();
    DataFlavor listFlavor = null;
    DataFlavor objectFlavor = null;
    DataFlavor readerFlavor = null;
    int lastFlavor = flavors.length - 1;

    // Check the flavors and see if we find one we like.
    // If we do, save it.
    for (int f = 0; f <= lastFlavor; f++) {
        println("  " + flavors[f]);
        if (flavors[f].isFlavorJavaFileListType()) {
            listFlavor = flavors[f];//from  ww w .  j av a 2  s  . c o  m
        }
        if (flavors[f].isFlavorSerializedObjectType()) {
            objectFlavor = flavors[f];
        }
        if (flavors[f].isRepresentationClassReader()) {
            readerFlavor = flavors[f];
        }
    }

    // Ok, now try to display the content of the drop.
    try {
        DataFlavor bestTextFlavor = DataFlavor.selectBestTextFlavor(flavors);
        BufferedReader br = null;
        String line = null;
        if (bestTextFlavor != null) {
            println("Best text flavor: " + bestTextFlavor.getMimeType());
            println("Content:");
            Reader r = bestTextFlavor.getReaderForText(transferable);
            br = new BufferedReader(r);
            line = br.readLine();
            while (line != null) {
                println(line);
                line = br.readLine();
            }
            br.close();
        } else if (listFlavor != null) {
            java.util.List list = (java.util.List) transferable.getTransferData(listFlavor);
            println(list);
        } else if (objectFlavor != null) {
            println("Data is a java object:\n" + transferable.getTransferData(objectFlavor));
        } else if (readerFlavor != null) {
            println("Data is an InputStream:");
            br = new BufferedReader((Reader) transferable.getTransferData(readerFlavor));
            line = br.readLine();
            while (line != null) {
                println(line);
            }
            br.close();
        } else {
            // Don't know this flavor type yet...
            println("No text representation to show.");
        }
        println("\n\n");
    } catch (Exception e) {
        println("Caught exception decoding transfer:");
        println(e);
        return false;
    }
    return true;
}

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From source file:DragListDemo.java

public boolean importData(JComponent c, Transferable t) {
    JList target = null;/*w  ww. ja  va2 s.  c o m*/
    ArrayList alist = null;
    if (!canImport(c, t.getTransferDataFlavors())) {
        return false;
    }
    try {
        target = (JList) c;
        if (hasLocalArrayListFlavor(t.getTransferDataFlavors())) {
            alist = (ArrayList) t.getTransferData(localArrayListFlavor);
        } else if (hasSerialArrayListFlavor(t.getTransferDataFlavors())) {
            alist = (ArrayList) t.getTransferData(serialArrayListFlavor);
        } else {
            return false;
        }
    } catch (UnsupportedFlavorException ufe) {
        System.out.println("importData: unsupported data flavor");
        return false;
    } catch (IOException ioe) {
        System.out.println("importData: I/O exception");
        return false;
    }

    //At this point we use the same code to retrieve the data
    //locally or serially.

    //We'll drop at the current selected index.
    int index = target.getSelectedIndex();

    //Prevent the user from dropping data back on itself.
    //For example, if the user is moving items #4,#5,#6 and #7 and
    //attempts to insert the items after item #5, this would
    //be problematic when removing the original items.
    //This is interpreted as dropping the same data on itself
    //and has no effect.
    if (source.equals(target)) {
        if (indices != null && index >= indices[0] - 1 && index <= indices[indices.length - 1]) {
            indices = null;
            return true;
        }
    }

    DefaultListModel listModel = (DefaultListModel) target.getModel();
    int max = listModel.getSize();
    if (index < 0) {
        index = max;
    } else {
        index++;
        if (index > max) {
            index = max;
        }
    }
    addIndex = index;
    addCount = alist.size();
    for (int i = 0; i < alist.size(); i++) {
        listModel.add(index++, alist.get(i));
    }
    return true;
}

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