Example usage for javax.swing JComponent getComponentCount

Introduction

In this page you can find the example usage for javax.swing JComponent getComponentCount.

Prototype

public int getComponentCount() 

Source Link

Document

Gets the number of components in this panel.

Usage

From source file:Main.java

/**
 * Recursively remove all PropertyChangeListeners from a component
 * @param container//from   w  ww  . j  av  a 2 s .  com
 */
public static void removeAllPropertyChangeListeners(JComponent component) {
    if (component.getComponentCount() > 0) {
        for (Component child : component.getComponents()) {
            if (child instanceof JComponent) {
                removeAllPropertyChangeListeners((JComponent) child);
            }
        }
    }

    PropertyChangeListener[] tmpList = component.getPropertyChangeListeners();
    for (PropertyChangeListener listener : tmpList) {
        component.removePropertyChangeListener(listener);
    }
}

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From source file:Main.java

/**
 * Remove all children from a JCompontent and remove all
 * PropertyChangeListeners for all children recursively.
 *
 * @param container//from  w  w  w. j a v a  2 s .  c o  m
 */
public static void safeRemoveAll(JComponent container) {
    //remove all children PropertyChangeListeners
    if (container.getComponentCount() > 0) {
        for (Component child : container.getComponents()) {
            removeAllPropertyChangeListeners((JComponent) child);
        }
    }
    //remove all children
    container.removeAll();
}

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From source file:Main.java

/**
 * @param fc/*from  ww  w .j  av a 2  s  .co  m*/
 * @param string
 */
private static void printComponentTree(final JComponent fc, final String string) {

    // c.setVisible(false);
    for (int i = 0; i < fc.getComponentCount(); i++) {
        final Component cc = fc.getComponent(i);
        System.out.println(string + "[" + i + "]" + cc.getClass().getSuperclass().getSimpleName() + ":" + cc
                + " Opaque: " + cc.isOpaque());

        if (cc instanceof JComponent) {
            printComponentTree((JComponent) cc, string + "[" + i + "]");
        }

    }
}

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From source file:Main.java

/**
 * Sets opacity of a component and all of its children.
 * Excludes JTextComponent./*from   w ww.  j ava 2  s . c  o m*/
 */
public static void setOpaqueDeep(JComponent component, boolean opaque) {
    if (!(component instanceof JTextComponent)) {
        component.setOpaque(opaque);
        for (int i = 0; i < component.getComponentCount(); i++) {
            Component c = component.getComponent(i);
            if (c instanceof JComponent) {
                setOpaqueDeep((JComponent) c, opaque);
            }
        }
    }
}

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From source file:Main.java

/**
 * Sets font of component and all of its children.
 *
 * @param component//from   w w w .ja  v  a  2  s  .c  o  m
 *            component to modify
 * @param font
 *            new font
 * @param childsOnly
 *            whether exclude component from changes or not
 */
public static void setFontRecursively(final JComponent component, final Font font, final boolean childsOnly) {
    if (!childsOnly) {
        component.setFont(font);
    }
    for (int i = 0; i < component.getComponentCount(); i++) {
        if (component.getComponent(i) instanceof JComponent) {
            setFontRecursively((JComponent) component.getComponent(i), font, false);
        }
    }
}

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From source file:Main.java

/**
 * Sets foreground color of component and all of its children.
 *
 * @param component  component to modify
 * @param foreground new foreground color
 * @param childsOnly whether exclude component from changes or not
 *///from   w  w  w  . j  a  va 2 s  .  co  m
public static void setForegroundRecursively(final JComponent component, final Color foreground,
        final boolean childsOnly) {
    if (!childsOnly) {
        component.setForeground(foreground);
    }
    for (int i = 0; i < component.getComponentCount(); i++) {
        if (component.getComponent(i) instanceof JComponent) {
            setForegroundRecursively((JComponent) component.getComponent(i), foreground, false);
        }
    }
}

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From source file:Main.java

/**
 * Sets focusable state of component and all of its children.
 *
 * @param component/*from   ww w  .  j a v  a 2 s . com*/
 *            component to modify
 * @param focusable
 *            whether component is focusable or not
 * @param childsOnly
 *            whether exclude component from changes or not
 */
public static void setFocusableRecursively(final JComponent component, final boolean focusable,
        final boolean childsOnly) {
    if (!childsOnly) {
        component.setFocusable(focusable);
    }
    for (int i = 0; i < component.getComponentCount(); i++) {
        if (component.getComponent(i) instanceof JComponent) {
            setFocusableRecursively((JComponent) component.getComponent(i), focusable, false);
        }
    }
}

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From source file:op.tools.SYSTools.java

/**
 * luft rekursiv durch alle Kinder eines Containers und setzt deren Enabled Status auf
 * enabled.//  w  w w  .ja v a 2  s  .co m
 */
public static void setXEnabled(JComponent container, boolean enabled) {
    // Bei einer Combobox muss die Rekursion ebenfalls enden.
    // Sie besteht aus weiteren Unterkomponenten
    // "disabled" wird sie aber bereits hier.
    if (container.getComponentCount() == 0 || container instanceof JComboBox) {
        // Rekursionsanker
        container.setEnabled(enabled);
    } else {
        Component[] c = container.getComponents();
        for (int i = 0; i < c.length; i++) {
            if (c[i] instanceof JComponent) {
                JComponent jc = (JComponent) c[i];
                setXEnabled(jc, enabled);
            }
        }
    }
}

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From source file:op.tools.SYSTools.java

/**
 * luft rekursiv durch alle Kinder eines Containers und entfernt evtl. vorhandene Listener.
 *//*w  w  w .  ja v  a2 s . c  o  m*/
public static void unregisterListeners(JComponent container) {
    if (container == null) {
        return;
    }
    removeListeners(container);
    if (container.getComponentCount() > 0) {
        Component[] c = container.getComponents();
        for (int i = 0; i < c.length; i++) {
            if (c[i] instanceof JComponent) {
                unregisterListeners((JComponent) c[i]);
            }
        }
    }
}

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From source file:org.nuclos.client.genericobject.GenericObjectCollectController.java

private void collectComponents(JComponent comp, List<JComponent> lst) {
    for (Component c : comp.getComponents())
        if (c instanceof JComponent) {
            JComponent jc = (JComponent) c;
            if (jc.getComponentCount() == 0)
                lst.add(jc);//ww w  .  j  a va 2s  .  c  o  m
            if (jc instanceof LabeledComponent) {
                lst.add(jc);
                continue;
            }
            collectComponents(jc, lst);
        }
}

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