Exemplo n.º 1
0
  /**
   * This method causes a transfer to a component from a clipboard or a DND drop operation. The
   * Transferable represents the data to be imported into the component.
   *
   * @param comp The component to receive the transfer. This argument is provided to enable sharing
   *     of TransferHandlers by multiple components.
   * @param t The data to import
   * @return <code>true</code> iff the data was inserted into the component.
   */
  public boolean importData(JComponent comp, Transferable t) {

    JTextComponent c = (JTextComponent) comp;
    withinSameComponent = c == exportComp;

    // if we are importing to the same component that we exported from
    // then don't actually do anything if the drop location is inside
    // the drag location and set shouldRemove to false so that exportDone
    // knows not to remove any data
    if (withinSameComponent && c.getCaretPosition() >= p0 && c.getCaretPosition() <= p1) {
      shouldRemove = false;
      return true;
    }

    boolean imported = false;
    DataFlavor importFlavor = getImportFlavor(t.getTransferDataFlavors(), c);
    if (importFlavor != null) {
      try {
        InputContext ic = c.getInputContext();
        if (ic != null) ic.endComposition();
        Reader r = importFlavor.getReaderForText(t);
        handleReaderImport(r, c);
        imported = true;
      } catch (UnsupportedFlavorException ufe) {
        ufe.printStackTrace();
      } catch (BadLocationException ble) {
        ble.printStackTrace();
      } catch (IOException ioe) {
        ioe.printStackTrace();
      }
    }

    return imported;
  }
Exemplo n.º 2
0
  public void drop(DropTargetDropEvent dtde) {
    if ((dtde.getDropAction() & DnDConstants.ACTION_COPY_OR_MOVE) == 0) {
      dtde.rejectDrop();
      return;
    }
    dtde.acceptDrop(DnDConstants.ACTION_COPY);
    Vector<RowContainer> oldvec = this.filevector;

    Transferable transferable = dtde.getTransferable();
    try {
      java.util.List<File> filelist =
          (java.util.List<File>) transferable.getTransferData(DataFlavor.javaFileListFlavor);
      for (File f : filelist) {
        filevector.add(new RowContainer(f));

        model.fireTableDataChanged();
        System.out.println(f.toString());
      }
    } catch (IOException ex) {
      ex.printStackTrace();
    } catch (UnsupportedFlavorException ex) {
      ex.printStackTrace();
    }
    dtde.dropComplete(true);
    File[] filar = new File[filevector.size()];
    for (int i = 0; i < filevector.size(); i++) {
      filar[i] = filevector.get(i).getFile();
    }
    super.firePropertyChange("filevector", null, filar);
  }