Example usage for java.awt.dnd DropTargetDropEvent getCurrentDataFlavors

Introduction

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

Prototype

public DataFlavor[] getCurrentDataFlavors() 

Source Link

Document

This method returns the current DataFlavors.

Usage

From source file:javazoom.jlgui.player.amp.skin.DropTargetAdapter.java

public void drop(DropTargetDropEvent e) {
    // Check DataFlavor
    DataFlavor[] dfs = e.getCurrentDataFlavors();
    DataFlavor tdf = null;//from  w  w w .  j  a  v a  2s  .co m
    for (int i = 0; i < dfs.length; i++) {
        if (DataFlavor.javaFileListFlavor.equals(dfs[i])) {
            tdf = dfs[i];
            break;
        } else if (DataFlavor.stringFlavor.equals(dfs[i])) {
            tdf = dfs[i];
            break;
        }
    }
    // Data Flavor available ?
    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);
            processDrop(data);
        } 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:EditorDropTarget2.java

protected boolean dropContent(Transferable transferable, DropTargetDropEvent dtde) {
    if (!pane.isEditable()) {
        // Can't drop content on a read-only text control
        return false;
    }// www. j av  a 2 s  .  co  m

    try {
        // Check for a match with the current content type
        DataFlavor[] flavors = dtde.getCurrentDataFlavors();

        DataFlavor selectedFlavor = null;

        // Look for either plain text or a String.
        for (int i = 0; i < flavors.length; i++) {
            DataFlavor flavor = flavors[i];

            if (flavor.equals(DataFlavor.plainTextFlavor) || flavor.equals(DataFlavor.stringFlavor)) {
                selectedFlavor = flavor;
                break;
            }
        }

        if (selectedFlavor == null) {
            // No compatible flavor - should never happen
            return false;

        }

        DnDUtils.debugPrintln("Selected flavor is " + selectedFlavor.getHumanPresentableName());

        // Get the transferable and then obtain the data
        Object data = transferable.getTransferData(selectedFlavor);

        DnDUtils.debugPrintln("Transfer data type is " + data.getClass().getName());

        String insertData = null;
        if (data instanceof InputStream) {
            // Plain text flavor
            String charSet = selectedFlavor.getParameter("charset");
            InputStream is = (InputStream) data;
            byte[] bytes = new byte[is.available()];
            is.read(bytes);
            try {
                insertData = new String(bytes, charSet);
            } catch (UnsupportedEncodingException e) {
                // Use the platform default encoding
                insertData = new String(bytes);
            }
        } else if (data instanceof String) {
            // String flavor
            insertData = (String) data;
        }

        if (insertData != null) {
            int selectionStart = pane.getCaretPosition();
            pane.replaceSelection(insertData);
            pane.select(selectionStart, selectionStart + insertData.length());
            return true;
        }
        return false;
    } catch (Exception e) {
        return false;
    }
}

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From source file:EditorDropTarget3.java

protected boolean dropContent(Transferable transferable, DropTargetDropEvent dtde) {
    if (!pane.isEditable()) {
        // Can't drop content on a read-only text control
        return false;
    }//  w  w w  .  j  a v  a2 s  .  co m

    try {
        // Check for a match with the current content type
        DataFlavor[] flavors = dtde.getCurrentDataFlavors();

        DataFlavor selectedFlavor = null;

        // Look for either plain text or a String.
        for (int i = 0; i < flavors.length; i++) {
            DataFlavor flavor = flavors[i];
            DnDUtils.debugPrintln("Drop MIME type " + flavor.getMimeType() + " is available");
            if (flavor.equals(DataFlavor.plainTextFlavor) || flavor.equals(DataFlavor.stringFlavor)) {
                selectedFlavor = flavor;
                break;
            }
        }

        if (selectedFlavor == null) {
            // No compatible flavor - should never happen
            return false;

        }

        DnDUtils.debugPrintln("Selected flavor is " + selectedFlavor.getHumanPresentableName());

        // Get the transferable and then obtain the data
        Object data = transferable.getTransferData(selectedFlavor);

        DnDUtils.debugPrintln("Transfer data type is " + data.getClass().getName());

        String insertData = null;
        if (data instanceof InputStream) {
            // Plain text flavor
            String charSet = selectedFlavor.getParameter("charset");
            InputStream is = (InputStream) data;
            byte[] bytes = new byte[is.available()];
            is.read(bytes);
            try {
                insertData = new String(bytes, charSet);
            } catch (UnsupportedEncodingException e) {
                // Use the platform default encoding
                insertData = new String(bytes);
            }
        } else if (data instanceof String) {
            // String flavor
            insertData = (String) data;
        }

        if (insertData != null) {
            int selectionStart = pane.getCaretPosition();
            pane.replaceSelection(insertData);
            pane.select(selectionStart, selectionStart + insertData.length());
            return true;
        }
        return false;
    } catch (Exception e) {
        return false;
    }
}

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From source file:EditorDropTarget4.java

protected boolean dropContent(Transferable transferable, DropTargetDropEvent dtde) {
    if (!pane.isEditable()) {
        // Can't drop content on a read-only text control
        return false;
    }//from w  w w.j  ava 2 s.  c om

    try {
        // Check for a match with the current content type
        DataFlavor[] flavors = dtde.getCurrentDataFlavors();

        DataFlavor selectedFlavor = null;

        // Look for either plain text or a String.
        for (int i = 0; i < flavors.length; i++) {
            DataFlavor flavor = flavors[i];
            DnDUtils.debugPrintln("Drop MIME type " + flavor.getMimeType() + " is available");
            if (flavor.equals(DataFlavor.plainTextFlavor) || flavor.equals(DataFlavor.stringFlavor)) {
                selectedFlavor = flavor;
                break;
            }
        }

        if (selectedFlavor == null) {
            // No compatible flavor - should never happen
            return false;
        }

        DnDUtils.debugPrintln("Selected flavor is " + selectedFlavor.getHumanPresentableName());

        // Get the transferable and then obtain the data
        Object data = transferable.getTransferData(selectedFlavor);

        DnDUtils.debugPrintln("Transfer data type is " + data.getClass().getName());

        String insertData = null;
        if (data instanceof InputStream) {
            // Plain text flavor
            String charSet = selectedFlavor.getParameter("charset");
            InputStream is = (InputStream) data;
            byte[] bytes = new byte[is.available()];
            is.read(bytes);
            try {
                insertData = new String(bytes, charSet);
            } catch (UnsupportedEncodingException e) {
                // Use the platform default encoding
                insertData = new String(bytes);
            }
        } else if (data instanceof String) {
            // String flavor
            insertData = (String) data;
        }

        if (insertData != null) {
            int selectionStart = pane.getCaretPosition();
            pane.replaceSelection(insertData);
            pane.select(selectionStart, selectionStart + insertData.length());
            return true;
        }
        return false;
    } catch (Exception e) {
        return false;
    }
}

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From source file:net.sf.nmedit.nordmodular.NMSynthDeviceContext.java

protected void dropTransfer(SlotObject<NordModular> s, DropTargetDropEvent dtde) {
    if (!acceptsDropData(s, dtde.getCurrentDataFlavors())) {
        dtde.rejectDrop();/* w  w w . ja  va 2 s  .  c  o  m*/
        return;
    }

    if (!dtde.isLocalTransfer()) {
        dtde.rejectDrop();
        return;
    }

    try {
        NMPatch patch = (NMPatch) dtde.getTransferable().getTransferData(JTNMPatch.nmPatchFlavor);

        if (patch.getSlot() != null)
            patch.setSlot(null);

        (new StorePatchInSlotWorker((NmSlot) s.getSlot(), patch)).store();
    } catch (IOException e) {
        dtde.rejectDrop();
    } catch (UnsupportedFlavorException e) {
        dtde.rejectDrop();
    }
}

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From source file:com.igormaznitsa.sciareto.ui.editors.MMDEditor.java

@Override
public void drop(@Nonnull final DropTargetDropEvent dtde) {

    dtde.acceptDrop(DnDConstants.ACTION_MOVE);
    File detectedFileObject = null;

    for (final DataFlavor df : dtde.getCurrentDataFlavors()) {
        final Class<?> representation = df.getRepresentationClass();
        if (FileTransferable.class.isAssignableFrom(representation)) {
            final FileTransferable t = (FileTransferable) dtde.getTransferable();
            final List<File> listOfFiles = t.getFiles();
            detectedFileObject = listOfFiles.isEmpty() ? null : listOfFiles.get(0);
            break;
        } else if (df.isFlavorJavaFileListType()) {
            try {
                final List list = (List) dtde.getTransferable().getTransferData(DataFlavor.javaFileListFlavor);
                if (list != null && !list.isEmpty()) {
                    detectedFileObject = (File) list.get(0);
                }//from   www  . ja  va2s  .  com
                break;
            } catch (Exception ex) {
                LOGGER.error("Can't extract file from DnD", ex);
            }
        }
    }

    if (detectedFileObject != null) {
        addFileToElement(detectedFileObject, this.mindMapPanel.findTopicUnderPoint(dtde.getLocation()));
    }
}

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

/**
 * DnD : Drop implementation./*from w ww . j  a v  a2s. c o 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:tvbrowser.ui.mainframe.MainFrame.java

@Override
public void drop(DropTargetDropEvent dtde) {
    dtde.acceptDrop(dtde.getDropAction());
    File[] files = getDragDropPlugins(dtde.getCurrentDataFlavors(), dtde.getTransferable());

    try {//  w  ww .ja  v a 2  s.co m
        File tmpFile = File.createTempFile("plugins", ".txt");
        StringBuilder alreadyInstalled = new StringBuilder();
        StringBuilder notCompatiblePlugins = new StringBuilder();

        for (File jarFile : files) {
            ClassLoader classLoader = null;

            try {
                URL[] urls = new URL[] { jarFile.toURI().toURL() };
                classLoader = URLClassLoader.newInstance(urls, ClassLoader.getSystemClassLoader());
            } catch (MalformedURLException exc) {

            }

            if (classLoader != null) {
                // Get the plugin name
                String pluginName = jarFile.getName();
                pluginName = pluginName.substring(0, pluginName.length() - 4);

                try {
                    String pluginId = "java." + pluginName.toLowerCase() + "." + pluginName;

                    PluginProxy installedPlugin = PluginProxyManager.getInstance().getPluginForId(pluginId);
                    TvDataServiceProxy service = TvDataServiceProxyManager.getInstance()
                            .findDataServiceById(pluginName.toLowerCase() + '.' + pluginName);

                    Class<?> pluginClass = classLoader.loadClass(pluginName.toLowerCase() + '.' + pluginName);

                    Method getVersion = pluginClass.getMethod("getVersion", new Class[0]);

                    Version version1 = null;
                    try {
                        version1 = (Version) getVersion.invoke(pluginClass, new Object[0]);
                    } catch (Throwable t1) {
                        t1.printStackTrace();
                    }

                    if (installedPlugin != null
                            && (installedPlugin.getInfo().getVersion().compareTo(version1) > 0
                                    || (installedPlugin.getInfo().getVersion().compareTo(version1) == 0
                                            && version1.isStable()))) {
                        alreadyInstalled.append(installedPlugin.getInfo().getName()).append('\n');
                    } else if (service != null && (service.getInfo().getVersion().compareTo(version1) > 0
                            || (service.getInfo().getVersion().compareTo(version1) == 0
                                    && version1.isStable()))) {
                        alreadyInstalled.append(service.getInfo().getName()).append('\n');
                    } else {
                        RandomAccessFile write = new RandomAccessFile(tmpFile, "rw");

                        String versionString = Integer.toString(version1.getMajor()) + '.'
                                + (version1.getMinor() / 10) + (version1.getMinor() % 10) + '.'
                                + version1.getSubMinor();

                        write.seek(write.length());

                        write.writeBytes("[plugin:" + pluginName + "]\n");
                        write.writeBytes("name_en=" + pluginName + "\n");
                        write.writeBytes("filename=" + jarFile.getName() + "\n");
                        write.writeBytes("version=" + versionString + "\n");
                        write.writeBytes("stable=" + version1.isStable() + "\n");
                        write.writeBytes("download=" + jarFile.toURI().toURL() + "\n");
                        write.writeBytes("category=unknown\n");

                        write.close();

                    }
                } catch (Exception e) {
                    notCompatiblePlugins.append(jarFile.getName()).append("\n");
                }
            }
        }

        if (alreadyInstalled.length() > 0) {
            showInfoTextMessage(
                    mLocalizer.msg("update.alreadyInstalled",
                            "The following Plugin in current version are already installed:"),
                    alreadyInstalled.toString(), 400);
        }

        if (notCompatiblePlugins.length() > 0) {
            showInfoTextMessage(
                    mLocalizer.msg("update.noTVBPlugin", "This following files are not TV-Browser Plugins:"),
                    notCompatiblePlugins.toString(), 400);
        }

        if (tmpFile.length() > 0) {
            java.net.URL url = tmpFile.toURI().toURL();
            SoftwareUpdater softwareUpdater = new SoftwareUpdater(url, false, true);
            mSoftwareUpdateItems = softwareUpdater.getAvailableSoftwareUpdateItems();
            dtde.dropComplete(true);

            SoftwareUpdateDlg updateDlg = new SoftwareUpdateDlg(this, false, mSoftwareUpdateItems);
            updateDlg.setVisible(true);
        } else {
            dtde.rejectDrop();
            dtde.dropComplete(false);
        }

        if (!tmpFile.delete()) {
            tmpFile.deleteOnExit();
        }
    } catch (MalformedURLException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
}

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