import java.awt.Point;
import java.awt.Rectangle;
import org.netbeans.core.windows.view.ui.tabcontrol.TabLayoutModel;
import org.netbeans.core.windows.view.ui.tabcontrol.TabbedAdapter;
import org.netbeans.core.windows.view.ui.tabcontrol.TabsUI;
import org.openide.windows.TopComponent;

public class TestTabs {
    
    public static TopComponent findTC(String name) {
        Object tc[]=TopComponent.getRegistry().getOpened().toArray();
        for(int i=0;i<tc.length;i++) {
            TopComponent comp = (TopComponent)tc[i];
            if(comp.getName().equals(name)) {
                return comp;
            }
        }
        return null;
    }
    
    public static void main(String[] args) throws Exception {
        TopComponent tc = findTC("Filesystems");
        tc.activate();
        TabbedAdapter ta = (TabbedAdapter)(tc.getParent().getParent());
        int index = ta.indexOfTopComponent(tc);
        javax.swing.JComponent tabsComp = ta.getTabsDisplayer().getComponent();
        System.out.println("tabsComp="+tabsComp);
        TabLayoutModel mdl = ta.getTabsDisplayer().getTabsUI().getLayoutModel();
        
        Point p = tabsComp.getLocation();
        int x = mdl.getX(index) + p.x;
        int y = mdl.getY(index) + p.y;
        Rectangle rect = new Rectangle(x, y, mdl.getW(index), mdl.getH(index));
        System.out.println("----------Coordinates for Filesystems");
        System.out.println(rect);
        System.out.println("----------Coordinates for all 3 tabs");
        index = 0;
        int shiftY = 10;
        rect = new Rectangle(mdl.getX(index) + p.x, mdl.getY(index) + p.y, mdl.getW(index), mdl.getH(index));
        System.out.println(rect);
        java.awt.Graphics g = tabsComp.getGraphics();
        g.setColor(java.awt.Color.RED);
        g.drawRect(rect.x, rect.y+shiftY, rect.width, rect.height);
        index = 1;
        rect = new Rectangle(mdl.getX(index) + p.x, mdl.getY(index) + p.y, mdl.getW(index), mdl.getH(index));
        System.out.println(rect);
        g.setColor(java.awt.Color.GREEN);
        g.drawRect(rect.x, rect.y+shiftY, rect.width, rect.height);
        index = 2;
        rect = new Rectangle(mdl.getX(index) + p.x, mdl.getY(index) + p.y, mdl.getW(index), mdl.getH(index));
        System.out.println(rect);
        g.setColor(java.awt.Color.MAGENTA);
        g.drawRect(rect.x, rect.y+shiftY, rect.width, rect.height);
        Thread.sleep(20000);
    }
    
}