Bug 168888 [Wizards] PageTransition classes may need rename/reorg
bundles/org.eclipse.jface/src/org/eclipse/jface/wizard/WizardDialog.java
/**
         * Returns the client area for the given composite according to this layout.
         *
         * @param c the composite
         * @return the client area rectangle
         */
        public Rectangle getClientArea(Composite c) {
            Rectangle rect = c.getClientArea();
            rect.x = rect.x + marginWidth;
            rect.y = rect.y + marginHeight;
            rect.width = rect.width - 2 * marginWidth;
            rect.height = rect.height - 2 * marginHeight;
            return rect;
        }
        /* (non-Javadoc)
         * Method declared on Layout.
         */
        public void layout(Composite composite, boolean force) {
            Rectangle rect = getClientArea(composite);
            Control[] children = composite.getChildren();
            for (int i = 0; i < children.length; i++) {
                children[i].setBounds(rect);
            }
        }
        /**
         * Lays outs the page according to this layout.
         *
         * @param w the control
         */
        public void layoutPage(Control w) {