Examples with DataFlavor java.awt.datatransfer.DataFlavor used on opensource projects

Example 36 with DataFlavor

use of java.awt.datatransfer.DataFlavor in project jdk8u_jdk by JetBrains.

the class DuplicatedNativesTest method main.

public static void main(String[] args) throws Exception {
    // 1. Check that returned natives do not contain duplicates.
    SystemFlavorMap flavorMap = (SystemFlavorMap) SystemFlavorMap.getDefaultFlavorMap();
    for (Map.Entry<DataFlavor, String> entry : flavorMap.getNativesForFlavors(null).entrySet()) {
        List<String> natives = flavorMap.getNativesForFlavor(entry.getKey());
        if (new HashSet<>(natives).size() != natives.size()) {
            throw new RuntimeException("FAILED: returned natives contain duplicates: " + Arrays.toString(natives.toArray()));
        }
    }
    // 2. Check that even if we set a duplicate it would be ignored.
    flavorMap.setNativesForFlavor(DataFlavor.stringFlavor, new String[] { "test", "test", "test" });
    List<String> natives = flavorMap.getNativesForFlavor(DataFlavor.stringFlavor);
    if (new HashSet<>(natives).size() != natives.size()) {
        throw new RuntimeException("FAILED: duplicates were not ignored: " + Arrays.toString(natives.toArray()));
    }
}

Example 37 with DataFlavor

use of java.awt.datatransfer.DataFlavor in project jdk8u_jdk by JetBrains.

the class MappingGenerationTest method test3.

/**
     * Verifies that addUnencodedNativeForFlavor() for a particular text flavor
     * doesn't affect mappings for other flavors.
     */
public static void test3() {
    DataFlavor df1 = new DataFlavor("text/plain-test3", null);
    DataFlavor df2 = new DataFlavor("text/plain-test3; charset=Unicode; class=java.io.Reader", null);
    String nat = "native3";
    List<String> natives = fm.getNativesForFlavor(df2);
    fm.addUnencodedNativeForFlavor(df1, nat);
    List<String> nativesNew = fm.getNativesForFlavor(df2);
    if (!natives.equals(nativesNew)) {
        System.err.println("orig=" + natives);
        System.err.println("new=" + nativesNew);
        throw new RuntimeException("Test failed");
    }
}

Example 38 with DataFlavor

use of java.awt.datatransfer.DataFlavor in project jdk8u_jdk by JetBrains.

the class MappingGenerationTest method test4.

/**
     * Verifies that addUnencodedNativeForFlavor() really adds the specified
     * flavor-to-native mapping to the existing mappings.
     */
public static void test4() {
    DataFlavor df = new DataFlavor("text/plain-test4; charset=Unicode; class=java.io.Reader", null);
    String nat = "native4";
    List<String> natives = fm.getNativesForFlavor(df);
    if (!natives.contains(nat)) {
        fm.addUnencodedNativeForFlavor(df, nat);
        List<String> nativesNew = fm.getNativesForFlavor(df);
        natives.add(nat);
        if (!natives.equals(nativesNew)) {
            System.err.println("orig=" + natives);
            System.err.println("new=" + nativesNew);
            throw new RuntimeException("Test failed");
        }
    }
}

Example 39 with DataFlavor

use of java.awt.datatransfer.DataFlavor in project jabref by JabRef.

the class EntryTableTransferHandler method importData.

/**
     * This method is called when stuff is drag to the component.
     *
     * Imports the dropped URL or plain text as a new entry in the current library.
     *
     */
@Override
public boolean importData(JComponent comp, Transferable t) {
    // If the drop target is the main table, we want to record which
    // row the item was dropped on, to identify the entry if needed:
    int dropRow = -1;
    if (comp instanceof JTable) {
        dropRow = ((JTable) comp).getSelectedRow();
    }
    try {
        // This flavor is used for dragged file links in Windows:
        if (t.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) {
            // JOptionPane.showMessageDialog(null, "Received
            // javaFileListFlavor");
            @SuppressWarnings("unchecked") List<Path> files = ((List<File>) t.getTransferData(DataFlavor.javaFileListFlavor)).stream().map(File::toPath).collect(Collectors.toList());
            return handleDraggedFiles(files, dropRow);
        } else if (t.isDataFlavorSupported(urlFlavor)) {
            URL dropLink = (URL) t.getTransferData(urlFlavor);
            return handleDropTransfer(dropLink);
        } else if (t.isDataFlavorSupported(stringFlavor)) {
            String dropStr = (String) t.getTransferData(stringFlavor);
            LOGGER.debug("Received stringFlavor: " + dropStr);
            return handleDropTransfer(dropStr, dropRow);
        }
    } catch (IOException ioe) {
        LOGGER.error("Failed to read dropped data", ioe);
    } catch (UnsupportedFlavorException | ClassCastException ufe) {
        LOGGER.error("Drop type error", ufe);
    }
    // all supported flavors failed
    LOGGER.info("Can't transfer input: ");
    DataFlavor[] inflavs = t.getTransferDataFlavors();
    for (DataFlavor inflav : inflavs) {
        LOGGER.info("  " + inflav);
    }
    return false;
}

Example 40 with DataFlavor

use of java.awt.datatransfer.DataFlavor in project jdk8u_jdk by JetBrains.

the class DragSourceContext method readObject.

/**
     * Deserializes this <code>DragSourceContext</code>. This method first
     * performs default deserialization for all non-<code>transient</code>
     * fields. This object's <code>Transferable</code> and
     * <code>DragSourceListener</code> are then deserialized as well by using
     * the next two objects in the stream. If the resulting
     * <code>Transferable</code> is <code>null</code>, this object's
     * <code>Transferable</code> is set to a dummy <code>Transferable</code>
     * which supports no <code>DataFlavor</code>s.
     *
     * @since 1.4
     */
private void readObject(ObjectInputStream s) throws ClassNotFoundException, IOException {
    ObjectInputStream.GetField f = s.readFields();
    DragGestureEvent newTrigger = (DragGestureEvent) f.get("trigger", null);
    if (newTrigger == null) {
        throw new InvalidObjectException("Null trigger");
    }
    if (newTrigger.getDragSource() == null) {
        throw new InvalidObjectException("Null DragSource");
    }
    if (newTrigger.getComponent() == null) {
        throw new InvalidObjectException("Null trigger component");
    }
    int newSourceActions = f.get("sourceActions", 0) & (DnDConstants.ACTION_COPY_OR_MOVE | DnDConstants.ACTION_LINK);
    if (newSourceActions == DnDConstants.ACTION_NONE) {
        throw new InvalidObjectException("Invalid source actions");
    }
    int triggerActions = newTrigger.getDragAction();
    if (triggerActions != DnDConstants.ACTION_COPY && triggerActions != DnDConstants.ACTION_MOVE && triggerActions != DnDConstants.ACTION_LINK) {
        throw new InvalidObjectException("No drag action");
    }
    trigger = newTrigger;
    cursor = (Cursor) f.get("cursor", null);
    useCustomCursor = f.get("useCustomCursor", false);
    sourceActions = newSourceActions;
    transferable = (Transferable) s.readObject();
    listener = (DragSourceListener) s.readObject();
    // Implementation assumes 'transferable' is never null.
    if (transferable == null) {
        if (emptyTransferable == null) {
            emptyTransferable = new Transferable() {

                public DataFlavor[] getTransferDataFlavors() {
                    return new DataFlavor[0];
                }

                public boolean isDataFlavorSupported(DataFlavor flavor) {
                    return false;
                }

                public Object getTransferData(DataFlavor flavor) throws UnsupportedFlavorException {
                    throw new UnsupportedFlavorException(flavor);
                }
            };
        }
        transferable = emptyTransferable;
    }
}