/*
* Created on Mar 4, 2005
*/
package org.flexdock.view;
import java.awt.Component;
import java.util.HashSet;
import java.util.Set;
import javax.swing.JTabbedPane;
import org.flexdock.docking.Dockable;
import org.flexdock.docking.DockingConstants;
import org.flexdock.docking.DockingManager;
import org.flexdock.docking.activation.ActiveDockableListener;
import org.flexdock.docking.defaults.DefaultDockingPort;
import org.flexdock.docking.defaults.StandardBorderManager;
/**
* @author Christopher Butler
*/
public class Viewport extends DefaultDockingPort implements DockingConstants {
protected HashSet blockedRegions;
static {
DockingManager.setDockingStrategy(Viewport.class, View.VIEW_DOCKING_STRATEGY);
}
public Viewport() {
super();
blockedRegions = new HashSet(5);
setBorderManager(new StandardBorderManager());
}
public Viewport(String portId) {
super(portId);
blockedRegions = new HashSet(5);
setBorderManager(new StandardBorderManager());
}
public void setRegionBlocked(String region, boolean isBlocked) {
if(isValidDockingRegion(region)) {
if(isBlocked) {
blockedRegions.add(region);
} else {
blockedRegions.remove(region);
}
}
}
public boolean isDockingAllowed(Component comp, String region) {
// if we're already blocked, then no need to interrogate
// the components in this dockingport
boolean blocked = !super.isDockingAllowed(comp, region);
if(blocked)
return false;
// check to see if the region itself has been blocked for some reason
if(blockedRegions.contains(region))
return false;
// by default, allow docking in non-CENTER regions
if(!CENTER_REGION.equals(region))
return true;
// allow docking in the CENTER if there's nothing already there,
// or if there's no Dockable associated with the component there
Dockable dockable = getCenterDockable();
if(dockable==null)
return true;
// otherwise, only allow docking in the CENTER if the dockable
// doesn't mind
return !dockable.getDockingProperties().isTerritoryBlocked(region).booleanValue();
}
public boolean dock(Dockable dockable) {
return dock(dockable, CENTER_REGION);
}
protected JTabbedPane createTabbedPane() {
JTabbedPane pane = super.createTabbedPane();
pane.addChangeListener(ActiveDockableListener.getInstance());
return pane;
}
public Set getViewset() {
// return ALL views, recursing to maximum depth
return getDockableSet(-1, 0, View.class);
}
public Set getViewset(int depth) {
// return all views, including subviews up to the specified depth
return getDockableSet(depth, 0, View.class);
}
protected String paramString() {
return "id=" + getPersistentId() + "," + super.paramString();
}
}