Java Utililty Methods JComponent Container

List of utility methods to do JComponent Container

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Description

The list of methods to do JComponent Container are organized into topic(s).

Method

RectanglegetLocalInsetBounds(JComponent component)
get Local Inset Bounds 
Insets insets = component.getInsets();
return new Rectangle(insets.left, insets.top, component.getWidth() - (insets.left + insets.right),
        component.getHeight() - (insets.top + insets.bottom));
ComponentgetMandatoryPanel(JComponent c)
get Mandatory Panel 
Box box = Box.createHorizontalBox();
box.add(c);
box.add(new JLabel(LABEL_MANDATORY));
return box;
intgetMaxVisibleY(JComponent comp)
get Max Visible Y 
final Rectangle rect = comp.getVisibleRect();
return rect.y + rect.height - 1;
ObjectgetModelObject(JComponent c)
get Model Object 
if (c instanceof JTree) {
    final TreePath path = ((JTree) c).getSelectionPath();
    final Object pathComponent = path.getLastPathComponent();
    if (pathComponent instanceof DefaultMutableTreeNode) {
        final DefaultMutableTreeNode node = (DefaultMutableTreeNode) pathComponent;
        final Object userObject = node.getUserObject();
        return userObject;
return null;
JRootPanegetOutermostRootPane(Component c)
If c is a JRootPane descendant return its outermost JRootPane ancestor. 
if (c instanceof RootPaneContainer && c.getParent() == null) {
    return ((RootPaneContainer) c).getRootPane();
JRootPane lastRootPane;
for (; c != null; c = SwingUtilities.getRootPane(c)) {
    if (c instanceof JRootPane) {
        lastRootPane = (JRootPane) c;
        if (c.getParent().getParent() == null) {
...
JRootPanegetOutermostRootPane(Component c)
get Outermost Root Pane 
if (((c instanceof RootPaneContainer)) && (c.getParent() == null)) {
    return ((RootPaneContainer) c).getRootPane();
for (; c != null; c = SwingUtilities.getRootPane(c)) {
    if ((c instanceof JRootPane)) {
        JRootPane lastRootPane = (JRootPane) c;
        if (c.getParent().getParent() == null) {
            return lastRootPane;
...
JPanelgetPanelFor(JComponent comp1, JComponent comp2)
get Panel For 
JPanel panel = new JPanel();
panel.setLayout(new FlowLayout(FlowLayout.CENTER));
panel.add(comp1);
panel.add(comp2);
return panel;
JPanelgetPanelFor(JComponent comp1, JComponent comp2)
get Panel For 
JPanel panel = new JPanel();
panel.setLayout(new FlowLayout(FlowLayout.LEFT));
panel.add(comp1);
panel.add(comp2);
return panel;
JComponentgetParent(JComponent parent, final int... path)
get Parent 
for (final int i : path) {
    parent = (JComponent) parent.getComponent(i);
return parent;
ContainergetParentPanel(JComponent jc)
go to parent that is not a scroll pane 
Container parent = jc.getParent();
while (parent != null) {
    if (parent instanceof JPanel)
        return parent;
    if (parent instanceof JFrame)
        return parent;
    if (parent instanceof JDialog)
        return parent;
...