Java Code Examples for javax.swing.JList#addSelectionInterval()

private void reloadField (JComponent component, IssueField field) {
    String newValue;
    newValue = task.getFieldValue(field);
    boolean fieldDirty = unsavedFields.contains(field.getKey());
    if (!fieldDirty) {
        if (component instanceof JComboBox) {
            throw new UnsupportedOperationException();
        } else if (component instanceof JTextComponent) {
            ((JTextComponent) component).setText(newValue);
        } else if (component instanceof JList) {
            JList list = (JList) component;
            list.clearSelection();
            ListModel model = list.getModel();
            for (String value : task.getFieldValues(field)) {
                for (int i = 0; i < model.getSize(); i++) {
                    if (value.equals(model.getElementAt(i))) {
                        list.addSelectionInterval(i, i);
                    }
                }
            }
        } else if (component instanceof JCheckBox) {
            ((JCheckBox) component).setSelected("1".equals(newValue));
        }
    }
}
 

@SuppressWarnings("unchecked")
@Override
public boolean importData(TransferSupport info) {
	TransferHandler.DropLocation dropLocation = info.getDropLocation();
	if (!canImport(info) || !(dropLocation instanceof JList.DropLocation)) {
		return false;
	}

	JList.DropLocation dl = (JList.DropLocation) dropLocation;
	JList target = (JList) info.getComponent();
	DefaultListModel listModel = (DefaultListModel) target.getModel();
	int max = listModel.getSize();
	int index = dl.getIndex();
	index = index < 0 ? max : index;
	// make sure to append at the end if index > size
	index = Math.min(index, max);

	addIndex = index;

	try {
		Object[] values = (Object[]) info.getTransferable().getTransferData(localObjectFlavor);
		for (Object value : values) {
			int idx = index++;
			listModel.add(idx, value);
			target.addSelectionInterval(idx, idx);
		}
		addCount = values.length;
		return true;
	} catch (UnsupportedFlavorException | IOException e) {
		// should never happen, log anyway to be safe
		LogService.getRoot().log(Level.WARNING, "com.rapidminer.gui.tools.dnd.ExtendedJListTransferHandler.unexpected_error", e);
	}

	return false;
}
 

@SuppressWarnings("unchecked")
@Override
public boolean importData(TransferSupport info) {
	TransferHandler.DropLocation tdl = info.getDropLocation();
	if (!canImport(info) || !(tdl instanceof JList.DropLocation)) {
		return false;
	}

	JList.DropLocation dl = (JList.DropLocation) tdl;
	JList<?> target = (JList) info.getComponent();
	DefaultListModel<Object> listModel = (DefaultListModel) target.getModel();
	int max = listModel.getSize();
	int index = dl.getIndex();
	index = index < 0 ? max : index; // If it is out of range, it is appended to the end
	index = Math.min(index, max);

	addIndex = index;

	try {
		Object[] values = (Object[]) info.getTransferable().getTransferData(localObjectFlavor);
		for (Object value : values) {
			int idx = index++;
			listModel.add(idx, value);
			target.addSelectionInterval(idx, idx);
		}
		addCount = values.length;
		return true;
	} catch (UnsupportedFlavorException | IOException ex) {
		LOG.error(ex.getMessage(), ex);
		return false;
	}
}
 

private void setResultClassSelectedValues(JList list, Object... values) {
    list.clearSelection();
    for (Object value : values) {
        int index = getElementIndexInList(list.getModel(), value);
        if (index >= 0) {
            list.addSelectionInterval(index, index);
        } else if (value instanceof String) {  //if external lib class not exists then add
            addAndSelectItemInList(list, value);
        }
    }
    list.ensureIndexIsVisible(list.getSelectedIndex());
}
 

private void addAndSelectItemInList(JList list, Object value) {
    ((DefaultListModel) list.getModel()).addElement(value);
    int index = getElementIndexInList(list.getModel(), value);
    list.addSelectionInterval(index, index);
}
 

private void doImport() {
	try {
		String data = (String) Toolkit.getDefaultToolkit().getSystemClipboard()
				.getData(DataFlavor.stringFlavor);
		String prefix = "market://details?id="; //$NON-NLS-1$
		StringTokenizer st = new StringTokenizer(data);
		Vector<String> lst = new Vector<String>();
		int count = 0;
		while (st.hasMoreElements()) {
			// Lets first check the entire clipboard if its content is well formed.
			String url = st.nextToken();
			if (url.startsWith(prefix) && url.length() > prefix.length()) {
				// Let's keep it simple.
				String id = url.substring(prefix.length(), url.length());
				if (!lst.contains(id) && !archive.fileUnder(id, 0).getParentFile().exists()) {
					lst.add(id);
					count++;
				}
			}
		}

		// We got at least one new app id. Ask the user to confirm the list, then
		// create files.
		if (count > 0) {
			JList<String> all = new JList<String>(lst);
			all.addSelectionInterval(0, lst.size() - 1);
			if (JOptionPane
					.showConfirmDialog(
							this,
							new JScrollPane(all),
							Messages.getString("MainActivity.42"), JOptionPane.OK_CANCEL_OPTION, JOptionPane.QUESTION_MESSAGE, null) == JOptionPane.OK_OPTION) {//$NON-NLS-1$
				int[] sel = all.getSelectedIndices();
				for (int idx : sel) {
					archive.fileUnder(all.getModel().getElementAt(idx), 0).getParentFile().mkdirs();
				}
				searchView.doMessage(Messages.getString("MainActivity.39")); //$NON-NLS-1$
			}
		}
		else {
			// Tell the user that no new items were found.
			searchView.doMessage(Messages.getString("MainActivity.43")); //$NON-NLS-1$
		}
	}
	catch (Exception e) {
		searchView.doMessage(Messages.getString("MainActivity.40")); //$NON-NLS-1$
		// e.printStackTrace();
	}
}