Example usage for java.awt Component isOpaque

Introduction

In this page you can find the example usage for java.awt Component isOpaque.

Prototype

public boolean isOpaque() 

Source Link

Document

Returns true if this component is completely opaque, returns false by default.

Usage

From source file:Main.java

/**
 * @param fc/*from w  ww  . j a va  2  s .com*/
 * @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:self.philbrown.javaQuery.$.java

/**
 * Select all {@link View#INVISIBLE invisible}, {@link View#GONE gone}, and 0-alpha views within the 
 * view hierarchy rooted at the given view
 * @param v the view hierarchy in which to search
 * @return a list the found views/*w  ww.  j ava2s.c om*/
 */
private List<Component> recursivelySelectHidden(Component v) {
    List<Component> list = new ArrayList<Component>();
    if (v instanceof Container) {
        for (int i = 0; i < ((Container) v).getComponentCount(); i++) {
            list.addAll(recursivelySelectHidden(((Container) v).getComponent(i)));
        }
    }
    if (!v.isVisible() || v.isOpaque())
        list.add(v);
    return list;
}

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From source file:self.philbrown.javaQuery.$.java

/**
 * Select all {@link View#VISIBLE visible} and 1-alpha views within the given view hierarchy
 * @param v the view to search in/*from   w  w  w .  j  a va2 s  .c  o m*/
 * @return a list the found views
 */
private List<Component> recursivelySelectVisible(Component v) {
    List<Component> list = new ArrayList<Component>();
    if (v instanceof Container) {
        for (int i = 0; i < ((Container) v).getComponentCount(); i++) {
            list.addAll(recursivelySelectVisible(((Container) v).getComponent(i)));
        }
    }
    if (v.isVisible() || !v.isOpaque())
        list.add(v);
    return list;
}

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