Java JTextField.requestFocus方法代码示例

import javax.swing.JTextField; //导入方法依赖的package包/类
/**
 * Creates a dialog to input a string field.
 *
 * @param freeColClient The {@code FreeColClient} for the game.
 * @param frame The owner frame.
 * @param modal True if this dialog should be modal.
 * @param text Text that explains the action to the user.
 * @param defaultValue The default value appearing in the text field.
 * @param okKey A key displayed on the "ok"-button.
 * @param cancelKey A key displayed on the optional "cancel"-button.
 */
public FreeColStringInputDialog(FreeColClient freeColClient, JFrame frame,
        boolean modal, String text, String defaultValue,
        String okKey, String cancelKey) {
    super(freeColClient, frame);

    textField = new JTextField(defaultValue);
    textField.setOpaque(false);
    JPanel panel = new JPanel(new BorderLayout()) {
            @Override
            public void requestFocus() {
                textField.requestFocus();
            }
        };
    panel.setOpaque(false);

    panel.add(Utility.getDefaultTextArea(text));
    panel.add(textField, BorderLayout.PAGE_END);

    initializeInputDialog(frame, modal, panel, null, okKey, cancelKey);
}
 

import javax.swing.JTextField; //导入方法依赖的package包/类
@Override
protected void doComboBoxAction() {
	if (comboBox.getSelectedIndex() > 0) {
		// get the params of the selected resource type.
		paramNames = new ArrayList<String>();
		paramValues = new ArrayList<JTextField>();
		for (final Method m : ((ComboBoxClass) comboBox.getSelectedItem())
				.getClasss().getDeclaredMethods()) {
			// for every setter method get the name of the parameter to set
			// and display it as a label along with a text field for setting
			// the value.
			if (m.isAnnotationPresent(ExchangeParameter.class)
					&& m.getName().startsWith("set")) {
				String name = m.getName().substring(3).toLowerCase();
				paramNames.add(name);
				JLabel paramName = new JLabel(name.replaceFirst("demanded",
						"demanded "));
				paramName.setVisible(true);
				paramsPanel.add(paramName);
				JTextField paramValue = new JTextField(3);
				paramValue.setEditable(true);
				paramValue.setVisible(true);
				paramValues.add(paramValue);
				paramsPanel.add(paramValue);
				paramValue.requestFocus();
			}
		}
	}
}
 

import javax.swing.JTextField; //导入方法依赖的package包/类
@Override
protected void doComboBoxAction() {
	if (comboBox.getSelectedIndex() > 0) {
		// get params of the selected resource type
		paramNames = new ArrayList<String>();
		paramValues = new ArrayList<JTextField>();
		AbstractConstraint selectedCons = ((ComboBoxConstraint) comboBox
				.getSelectedItem()).getConstraint();
		for (final Method m : selectedCons.getClass().getDeclaredMethods()) {
			if (m.isAnnotationPresent(ExchangeParameter.class)
					&& m.getName().startsWith("set")) {
				// For every setter method get the name of the parameter to
				// set and display it as a label along with a text field for
				// setting the value.
				String name = m.getName().substring(3).toLowerCase();
				paramNames.add(name);
				JLabel paramName = new JLabel(name.replaceFirst("demanded",
						"demanded "));
				paramName.setVisible(true);
				paramsPanel.add(paramName);
				JTextField paramValue = new JTextField(3);
				try {
					paramValue
							.setText(selectedCons
									.getClass()
									.getMethod(
											"get"
													+ m.getName()
															.substring(3),
											new Class<?>[0])
									.invoke(selectedCons, new Object[0])
									.toString());
				} catch (Exception e) {
					e.printStackTrace();
					throw new AssertionError(
							"Error occurred while trying to access a get Metdod of the Object "
									+ entity);
				}
				paramValue.setEditable(true);
				paramValue.setVisible(true);
				paramValues.add(paramValue);
				paramsPanel.add(paramValue);
				paramValue.requestFocus();
			}
		}
	}
}
 

import javax.swing.JTextField; //导入方法依赖的package包/类
/**For numpad input, sets the text field to a certain text*/
public static void setTextField(JTextField textField, String text)
{
	textField.setText(text);
	textField.requestFocus();
}
 

import javax.swing.JTextField; //导入方法依赖的package包/类
/**For numpad input, adds text to the text field*/
public static void addToTextField(JTextField textField, String add)
{
	textField.setText(textField.getText() + add);
	textField.requestFocus();
}