Java DefaultFormatter.setOverwriteMode方法代碼示例

import javax.swing.text.DefaultFormatter; //導入方法依賴的package包/類
/** Creates a new instance of NumberField */
public NumberField() {
    
    // define a custom input verifier
    this.setInputVerifier(new NumberVerifier());
    
    // create a formatter for displaying and editing
    DefaultFormatter formatter = new DefaultFormatter();
    
    // allow the user to completely delete all text
    formatter.setAllowsInvalid(true);
    
    // typing should insert new characters and not overwrite old ones
    formatter.setOverwriteMode(false);
    
    // commit on edit, otherwise a property change event is generated
    // when the field loses the focus and the value changed since it gained
    // the focus.
    formatter.setCommitsOnValidEdit(true);
    
    // getValue should return a Double object
    formatter.setValueClass(java.lang.Double.class);
    
    // the kind of formatter getFormatter should return
    this.setFormatterFactory(new DefaultFormatterFactory(formatter));
    
    // default value is 0
    this.setValue(new Double(0));
}
 

import javax.swing.text.DefaultFormatter; //導入方法依賴的package包/類
private EditorField createField(String text, String prototype, String tooltip) {
    DefaultFormatter formatter = new DefaultFormatter();
    formatter.setOverwriteMode(false);
    EditorField field = new EditorField(new DefaultFormatterFactory(formatter), this, SwingConstants.LEFT, text, prototype, tooltip);
    field.setEnabled(mIsEditable);
    add(field);
    return field;
}
 

import javax.swing.text.DefaultFormatter; //導入方法依賴的package包/類
/**
 * Creates a new text field.
 *
 * @param parent The parent.
 * @param title The title of the field.
 * @param value The initial value.
 * @return The newly created field.
 */
protected EditorField createTextField(Container parent, String title, Object value) {
    DefaultFormatter formatter = new DefaultFormatter();
    formatter.setOverwriteMode(false);
    EditorField field = new EditorField(new DefaultFormatterFactory(formatter), this, SwingConstants.LEFT, value, null);
    parent.add(new LinkedLabel(title, field));
    parent.add(field);
    return field;
}
 

import javax.swing.text.DefaultFormatter; //導入方法依賴的package包/類
/**
 * @param compare The current string compare object.
 * @return The field that allows a string comparison to be changed.
 */
protected EditorField addStringCompareField(StringCriteria compare) {
    DefaultFormatter formatter = new DefaultFormatter();
    formatter.setOverwriteMode(false);
    EditorField field = new EditorField(new DefaultFormatterFactory(formatter), this, SwingConstants.LEFT, compare.getQualifier(), null);
    field.putClientProperty(StringCriteria.class, compare);
    add(field);
    return field;
}
 

import javax.swing.text.DefaultFormatter; //導入方法依賴的package包/類
private void customInit() {
    setFocusLostBehavior(COMMIT);
    if (getFormatter() instanceof DefaultFormatter) {
        final DefaultFormatter d = (DefaultFormatter)getFormatter();
        AbstractAction toggleOverwrite = new AbstractAction() {
            public void actionPerformed(ActionEvent e) {
                d.setOverwriteMode(!(d.getOverwriteMode()));
            }
        };
        getInputMap().put(KeyStroke.getKeyStroke(KeyEvent.VK_INSERT, 0), TOGGLE_OVERWRITE_MODE_ACTION);
        getActionMap().put(TOGGLE_OVERWRITE_MODE_ACTION, toggleOverwrite);
    }
}
 

import javax.swing.text.DefaultFormatter; //導入方法依賴的package包/類
public void configure(JFormattedTextField textField, DefaultFormatter formatter) {
	textField.setFocusLostBehavior(JFormattedTextField.PERSIST);
	formatter.setOverwriteMode(false);
	formatter.setAllowsInvalid(true);
	formatter.setCommitsOnValidEdit(true);
}
 

import javax.swing.text.DefaultFormatter; //導入方法依賴的package包/類
/**
 * Initializes the graphical user interface for this search implementation.
 * Consists of a textfield for the search term and a checkbox, that is used
 * to hide all nodes that don't match a search string.
 */
private void initGUI() {
	mSearchInputPanel = new JPanel();
	mSearchInputPanel.setLayout(new BoxLayout(mSearchInputPanel,
			BoxLayout.X_AXIS));

	DefaultFormatter formatter = new DefaultFormatter();
	formatter.setOverwriteMode(false);
	formatter.setCommitsOnValidEdit(true);
	mInputTextfield = new JFormattedTextField(formatter);
	mInputTextfield.setToolTipText("<html>Search terms separator: <b>"
			+ SEARCH_TERM_DELIMITER + "</b><br>"
			+ "Inner search term separator: <b>"
			+ SUB_SEARCH_TERM_DELIMITER + "</b><br>"
			+ "Exact match enclosing character: <b>" + ENCLOSING_CHAR
			+ "</b><br>"
			+ "Example: ip,10.0.0;mac,\"aa:bb:cc:dd:ee:ff\"<br>" 
			+ " detects and highlights all nodes that <b>contain</b> the strings "
			+ "<i>ip</i> and <i>10.0.0</i>,<br>"
			+ "as well as all nodes that <b>contain</b> the string mac and <b>exactly contain</b> "
			+ "the value <i>aa:bb:cc:dd:ee:ff</i>" + "</html>");

	mInputTextfield.addPropertyChangeListener(new PropertyChangeListener() {
		@Override
		public void propertyChange(PropertyChangeEvent evt) {
			mSearchableGraphPanel.search(mInputTextfield.getText());
		}
	});

	mHideSearchMismatchCheckbox = new JCheckBox();
	mHideSearchMismatchCheckbox.addItemListener(new ItemListener() {
		@Override
		public void itemStateChanged(ItemEvent e) {
			mSearchableGraphPanel
					.setHideSearchMismatches(mHideSearchMismatchCheckbox
							.isSelected());
		}
	});

	mSearchInputPanel.add(new JLabel("Search: "));
	mSearchInputPanel.add(mInputTextfield);
	mSearchInputPanel.add(new JLabel("Hide search mismatches: "));
	mSearchInputPanel.add(mHideSearchMismatchCheckbox);
}