Example usage for java.awt.event FocusEvent FOCUS_GAINED

Introduction

In this page you can find the example usage for java.awt.event FocusEvent FOCUS_GAINED.

Prototype

int FOCUS_GAINED

To view the source code for java.awt.event FocusEvent FOCUS_GAINED.

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Document

This event indicates that the Component is now the focus owner.

Usage

From source file:Main.java

public static void main(String[] a) {
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JTextField textField = new JTextField("A TextField");
    textField.addFocusListener(new FocusListener() {
        public void focusGained(FocusEvent e) {
            displayMessage("Focus gained", e);
        }//from w  w w. j a  va  2 s.c o  m

        public void focusLost(FocusEvent e) {
            displayMessage("Focus lost", e);
        }

        void displayMessage(String prefix, FocusEvent e) {
            System.out.println(e.getID() == FocusEvent.FOCUS_GAINED);
        }
    });
    frame.add(textField, "North");
    frame.add(new JTextField(), "South");
    frame.setSize(300, 200);
    frame.setVisible(true);
}

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From source file:Main.java

/**
 * Setta il focus su form modali//from w  w w. j a v a  2  s  .  c o  m
 *
 * @param target componente che ricevera' il focus
 */
public static void postponeFocus(final Component target) {
    SwingUtilities.invokeLater(new Runnable() {
        public void run() {
            target.dispatchEvent(new FocusEvent(target, FocusEvent.FOCUS_GAINED));
        }
    });
}

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From source file:EventTestPane.java

/**
 * Display keyboard focus events. Focus can be permanently gained or lost,
 * or temporarily transferred to or from a component.
 *//* w w  w .j  a  v  a2 s . c  o m*/
public void processFocusEvent(FocusEvent e) {
    if (e.getID() == FocusEvent.FOCUS_GAINED)
        showLine("FOCUS_GAINED" + (e.isTemporary() ? " (temporary)" : ""));
    else
        showLine("FOCUS_LOST" + (e.isTemporary() ? " (temporary)" : ""));
}

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From source file:com.dbschools.quickquiz.client.taker.MainWindow.java

/**
 * @see java.awt.event.FocusListener#focusGained(java.awt.event.FocusEvent)
 *///from   w ww  . j av  a  2s  . co  m
public final void focusGained(final FocusEvent e) {
    if (e.getID() == FocusEvent.FOCUS_GAINED && e.getComponent() == txtChatLine) {
        getRootPane().setDefaultButton(btnSendChatLine);
    }

    else if (e.getID() == FocusEvent.FOCUS_GAINED && e.getComponent() == txtAnswer) {
        getRootPane().setDefaultButton(btnSubmit);
    }
}

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From source file:org.xulux.swing.listeners.PrePostFieldListener.java

/**
 * now call pre../*ww w  . ja  v  a 2  s . c o  m*/
 * @see java.awt.event.FocusListener#focusGained(FocusEvent)
 */
public void focusGained(FocusEvent e) {
    if (isProcessing()) {
        return;
    }
    if (e.getID() != FocusEvent.FOCUS_GAINED || e.isTemporary()) {
        return;
    }
    NyxEventQueue q = NyxEventQueue.getInstance();
    q.holdEvents(false);
    started();
}

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