Java DataFlavor类代码示例

import java.awt.datatransfer.DataFlavor; //导入依赖的package包/类
public MissedHtmlAndRtfBug(Point targetFrameLocation, Point dragSourcePoint, DataFlavor df)
        throws InterruptedException {
    final Frame targetFrame = new Frame("Target frame");
    final TargetPanel targetPanel = new TargetPanel(targetFrame, df);
    targetFrame.add(targetPanel);
    targetFrame.addWindowListener(new WindowAdapter() {
        @Override
        public void windowClosing(WindowEvent e) {
            targetFrame.dispose();
        }
    });
    targetFrame.setLocation(targetFrameLocation);
    targetFrame.pack();
    targetFrame.setVisible(true);

    doTest(dragSourcePoint, targetPanel);
}
 

import java.awt.datatransfer.DataFlavor; //导入依赖的package包/类
/**
 * Returns a string stored in the system clipboard.
 */
public static String getClipboardString()
{
    try
    {
        Transferable transferable = Toolkit.getDefaultToolkit().getSystemClipboard().getContents((Object)null);

        if (transferable != null && transferable.isDataFlavorSupported(DataFlavor.stringFlavor))
        {
            return (String)transferable.getTransferData(DataFlavor.stringFlavor);
        }
    }
    catch (Exception var1)
    {
        ;
    }

    return "";
}
 

import java.awt.datatransfer.DataFlavor; //导入依赖的package包/类
public void testClipboardCopy() throws Exception {
    String tablename = "testtable";
    String pkName = "id";
    createBasicTable(tablename, pkName);

    String viewname = "testview";
    createView(viewname, "select id from testtable");

    ViewNode viewNode = getViewNode(viewname);
    assertNotNull(viewNode);
    assertTrue(viewNode.canCopy());

    Transferable transferable = (Transferable)viewNode.clipboardCopy();
    Set mimeTypes = new HashSet();
    DataFlavor[] flavors = transferable.getTransferDataFlavors();
    for (int i = 0; i < flavors.length; i++) {
        mimeTypes.add(flavors[i].getMimeType());
    }

    assertTrue(mimeTypes.contains("application/x-java-netbeans-dbexplorer-view; class=org.netbeans.api.db.explorer.DatabaseMetaDataTransfer$View"));
    assertTrue(mimeTypes.contains("application/x-java-openide-nodednd; mask=1; class=org.openide.nodes.Node"));

    dropView(viewname);
    dropTable(tablename);
}
 

import java.awt.datatransfer.DataFlavor; //导入依赖的package包/类
private static void runTest() throws Exception {
    String testString = "my string";
    JTextField tf = new JTextField(testString);
    tf.selectAll();
    Clipboard clipboard = new Clipboard("clip");
    tf.getTransferHandler().exportToClipboard(tf, clipboard, TransferHandler.COPY);
    DataFlavor[] dfs = clipboard.getAvailableDataFlavors();
    for (DataFlavor df: dfs) {
        String charset = df.getParameter("charset");
        if (InputStream.class.isAssignableFrom(df.getRepresentationClass()) &&
                charset != null) {
            BufferedReader br = new BufferedReader(new InputStreamReader(
                    (InputStream) clipboard.getData(df), charset));
            String s = br.readLine();
            System.out.println("Content: '" + s + "'");
            passed &= s.contains(testString);
        }
    }
}
 

import java.awt.datatransfer.DataFlavor; //导入依赖的package包/类
/** {@inheritDoc} */
@Override
public boolean importData(JComponent comp, Transferable t) {
	if (!t.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) {
		return false;
	}

	try {
		@SuppressWarnings("unchecked")
		final List<File> files = (List<File>) t.getTransferData(DataFlavor.javaFileListFlavor);
		// importation
		fileTableModel.addFiles(files);
		return true;
	} catch (final Exception e) {
		DcdUiHelper.printStackTrace(e);
	}
	return false;
}
 

import java.awt.datatransfer.DataFlavor; //导入依赖的package包/类
public void testClipboardCopy() throws Exception {
    JDBCDriver driver = JDBCDriver.create("foo", "Foo", "org.example.Foo", new URL[0]);
    JDBCDriverManager.getDefault().addDriver(driver);
    DatabaseConnection dbconn = DatabaseConnection.create(driver, "url", "user", "schema", "pwd", false);
    ConnectionManager.getDefault().addConnection(dbconn);

    ConnectionNode connectionNode = getConnectionNode();
    assertTrue(connectionNode != null);

    assertTrue(connectionNode.canCopy());

    Transferable transferable = (Transferable)connectionNode.clipboardCopy();
    Set mimeTypes = new HashSet();
    DataFlavor[] flavors = transferable.getTransferDataFlavors();
    for (int i = 0; i < flavors.length; i++) {
        mimeTypes.add(flavors[i].getMimeType());
    }
    assertTrue(mimeTypes.contains("application/x-java-netbeans-dbexplorer-connection; class=org.netbeans.api.db.explorer.DatabaseMetaDataTransfer$Connection"));
    assertTrue(mimeTypes.contains("application/x-java-openide-nodednd; mask=1; class=org.openide.nodes.Node"));
}
 

import java.awt.datatransfer.DataFlavor; //导入依赖的package包/类
@Override
public void clipboardChanged(ClipboardEvent ev) {
    ExClipboard clipboard = ev.getClipboard();

    Transferable transferable = null;
    String clipboardContent = null;
    try {
        transferable = clipboard.getContents(null);
        if (transferable != null && transferable.isDataFlavorSupported(DataFlavor.stringFlavor)) {
            clipboardContent = (String) transferable.getTransferData(DataFlavor.stringFlavor);
        }
    } catch (OutOfMemoryError oom) {            
        NotificationDisplayer.getDefault().notify( NbBundle.getBundle(ClipboardHistory.class).getString("clipboard-history-oom"),NotificationDisplayer.Priority.NORMAL.getIcon(), NbBundle.getBundle(ClipboardHistory.class).getString("clipboard-history-oom-details"), null);
        return;
    } catch (IOException ioe) {
        //ignored for bug #218255
    } catch (UnsupportedFlavorException ufe) {
    }

    if (clipboardContent != null) {
        addHistory(transferable, clipboardContent);
    }
}
 

import java.awt.datatransfer.DataFlavor; //导入依赖的package包/类
@Override
public void drop(DropTargetDropEvent dtde) {
    dtde.acceptDrop(DnDConstants.ACTION_COPY);
    try {
        Transferable t = dtde.getTransferable();
        DataFlavor[] dataFlavors = t.getTransferDataFlavors();
        for (DataFlavor df : dataFlavors) {
            if (df.isFlavorJavaFileListType()) {
                File[] filesArray = (File[]) ((List<File>) t.getTransferData(df)).toArray();
                pathNameTextField.setText(getFilesName(filesArray));
            }
        }
    } catch (UnsupportedFlavorException e2) {
    } catch (IOException ex) {
        Logger.getLogger(SubtitleDownloaderUI.class.getName()).log(Level.SEVERE, null, ex);
    }
}
 

import java.awt.datatransfer.DataFlavor; //导入依赖的package包/类
@Override
public void dragEnter(DropTargetDragEvent dtde) {
    accept = null;
    value = null;
    for (DataFlavor dataFlavor : dtde.getCurrentDataFlavors()) {
        Object obj = null;
        try {
            obj = dtde.getTransferable().getTransferData(dataFlavor);
        } catch (Exception ex) {
            continue;
        }
        if (dataFlavor.isFlavorJavaFileListType()) {
            accept = dataFlavor;
            value = obj;
            break;
        }
        if ("text".equals(dataFlavor.getPrimaryType()) && "uri-list".equals(dataFlavor.getSubType()) && dataFlavor.getRepresentationClass() == String.class) {
            accept = dataFlavor;
            value = (String) obj;
            break;
        }
    }
    if (accept != null) {
        dtde.acceptDrag(DnDConstants.ACTION_COPY_OR_MOVE);
    }
}
 

import java.awt.datatransfer.DataFlavor; //导入依赖的package包/类
public void testMultiTransferableForCut() throws Exception {
    N node = new N();
    N n2 = new N();
    N[] arr = { node, n2 };
    
    Transferable t = DragDropUtilities.getNodeTransferable(arr, NodeTransfer.DND_MOVE);
    
    assertEquals("One call to cut ", 1, node.cut);
    assertEquals("One call to cut on n2", 1, n2.cut);
    assertEquals("No to drag", 0, node.drag);
    assertEquals("No to drag on n2", 0, n2.drag);
    assertEquals("No call to copy", 0, node.copy);
    assertEquals("No call to copy on n2", 0, n2.copy);
    
    assertNotNull("Call to convertor", last);
    assertTrue("multi flavor supported", last.isDataFlavorSupported(ExTransferable.multiFlavor));
    Object obj = last.getTransferData(ExTransferable.multiFlavor);
    if (!( obj instanceof MultiTransferObject)) {
        fail("It should be MultiTransferObject: " + obj);
    }
    MultiTransferObject m = (MultiTransferObject)obj;
    
    assertEquals("Two in multi", 2, m.getCount());
    assertTrue("Is string", m.getTransferData(0, DataFlavor.stringFlavor) instanceof String);
    assertTrue("Is string2", m.getTransferData(1, DataFlavor.stringFlavor) instanceof String);
}
 

import java.awt.datatransfer.DataFlavor; //导入依赖的package包/类
/**
 * Verifies that the encoded native is added only for DataFlavors
 * that has no mappings and that DataFlavor is properly encoded.
 */
public static void test4() throws ClassNotFoundException {
    final DataFlavor flavor =
            new DataFlavor("unknown/unknown");

    final java.util.List natives = fm.getNativesForFlavor(flavor);

    if (natives.size() == 1) {
        String element = (String) natives.get(0);
        if (SystemFlavorMap.isJavaMIMEType(element)) {
            final DataFlavor decodedFlavor =
                    SystemFlavorMap.decodeDataFlavor(element);
            if (!flavor.equals(decodedFlavor)) {
                System.err.println("DataFlavor is not properly incoded:");
                System.err.println("    encoded flavor: " + flavor);
                System.err.println("    decoded flavor: " + decodedFlavor);
                throw new RuntimeException("getFlavorsForNative() returns:"
                        + natives);
            }
        }
    } else {
        throw new RuntimeException("getFlavorsForNative() returns:"
                + natives);
    }
}
 

import java.awt.datatransfer.DataFlavor; //导入依赖的package包/类
public static void main(String[] args) {
    df = new DataFlavor();
    try {
        eq = df.equals((Object)new DataFlavor());
        if (!eq) noexc = false;
        eq = df.equals(new DataFlavor());
        if (!eq) noexc = false;
        eq = df.equals("application/postscript;class=java.awt.datatransfer.DataFlavor");
        if (eq) noexc = false;
    } catch (NullPointerException e1) {
        noexc = false;
    }
    finished = true;
    if (!noexc)
        throw new RuntimeException("Test FAILED");

}
 

import java.awt.datatransfer.DataFlavor; //导入依赖的package包/类
public PasteType[] getPasteTypes(final Object node, final Transferable t) throws UnknownTypeException {
    if (node != TreeModel.ROOT && getWatch(node) == null) {
        return null;
    }
    DataFlavor[] flavors = t.getTransferDataFlavors();
    final DataFlavor textFlavor = DataFlavor.selectBestTextFlavor(flavors);
    if (textFlavor != null) {
        return new PasteType[] { new PasteType() {

            public Transferable paste() {
                try {
                    java.io.Reader r = textFlavor.getReaderForText(t);
                    java.nio.CharBuffer cb = java.nio.CharBuffer.allocate(1000);
                    r.read(cb);
                    cb.flip();
                    Watch w = getWatch(node);
                    if (w != null) {
                        w.setExpression(cb.toString());
                        //fireModelChange(new ModelEvent.NodeChanged(WatchesNodeModel.this, node));
                    } else {
                        // Root => add a new watch
                        DebuggerManager.getDebuggerManager().createWatch(cb.toString());
                    }
                } catch (Exception ex) {}
                return null;
            }
        } };
    } else {
        return null;
    }
}
 

import java.awt.datatransfer.DataFlavor; //导入依赖的package包/类
public static void main(String[] args) throws Exception {
    df = new DataFlavor("application/x-java-serialized-object;class=java.io.Serializable");
    boolean fl = df.isMimeTypeSerializedObject();
    finished = true;
    if (!fl)
        throw new RuntimeException("Test FAILED");
}
 

import java.awt.datatransfer.DataFlavor; //导入依赖的package包/类
@Override
public SortedMap <Long, DataFlavor> getFormatsForFlavors(
        DataFlavor[] flavors, FlavorTable map)
{
    SortedMap <Long, DataFlavor> retval =
            super.getFormatsForFlavors(flavors, map);

    // The Win32 native code does not support exporting LOCALE data, nor
    // should it.
    retval.remove(L_CF_LOCALE);

    return retval;
}