source: josm/src/org/openstreetmap/josm/gui/MapFrame.java@ 68

package org.openstreetmap.josm.gui;

import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.Container;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;

import javax.swing.AbstractButton;
import javax.swing.BoxLayout;
import javax.swing.ButtonGroup;
import javax.swing.JPanel;
import javax.swing.JToggleButton;
import javax.swing.JToolBar;

import org.openstreetmap.josm.actions.AutoScaleAction;
import org.openstreetmap.josm.actions.mapmode.AddLineSegmentAction;
import org.openstreetmap.josm.actions.mapmode.AddNodeAction;
import org.openstreetmap.josm.actions.mapmode.AddWayAction;
import org.openstreetmap.josm.actions.mapmode.DeleteAction;
import org.openstreetmap.josm.actions.mapmode.MapMode;
import org.openstreetmap.josm.actions.mapmode.MoveAction;
import org.openstreetmap.josm.actions.mapmode.SelectionAction;
import org.openstreetmap.josm.actions.mapmode.ZoomAction;
import org.openstreetmap.josm.gui.dialogs.LayerList;
import org.openstreetmap.josm.gui.dialogs.PropertiesDialog;
import org.openstreetmap.josm.gui.dialogs.SelectionListDialog;
import org.openstreetmap.josm.gui.dialogs.ToggleDialog;
import org.openstreetmap.josm.gui.layer.Layer;

/**
 * One Map frame with one dataset behind. This is the container gui class whose
 * display can be set to the different views.
 * 
 * @author imi
 */
public class MapFrame extends JPanel {

        /**
         * The current mode, this frame operates.
         */
        public MapMode mapMode;
        /**
         * The view control displayed.
         */
        public MapView mapView;
        /**
         * The toolbar with the action icons
         */
        public JToolBar toolBarActions = new JToolBar(JToolBar.VERTICAL);
        /**
         * The status line below the map
         */
        public MapStatus statusLine;
        /**
         * Construct a map with a given DataSet. The set cannot be replaced after 
         * construction (but of course, the data can be altered using the map's
         * editing features).
         * 
         * @param layer The first layer in the mapView. 
         */
        public MapFrame(Layer layer) {
                setSize(400,400);
                setLayout(new BorderLayout());

                add(mapView = new MapView(layer), BorderLayout.CENTER);

                // toolbar
                toolBarActions.setFloatable(false);
                toolBarActions.add(new IconToggleButton(this, new ZoomAction(this)));
                final SelectionAction selectionAction = new SelectionAction(this);
                toolBarActions.add(new IconToggleButton(this, selectionAction));
                toolBarActions.add(new IconToggleButton(this, new MoveAction(this)));
                toolBarActions.add(new IconToggleButton(this, new AddNodeAction(this)));
                toolBarActions.add(new IconToggleButton(this, new AddLineSegmentAction(this)));
                toolBarActions.add(new IconToggleButton(this, new AddWayAction(this, selectionAction)));
                toolBarActions.add(new IconToggleButton(this, new DeleteAction(this)));

                // all map modes in one button group
                ButtonGroup toolGroup = new ButtonGroup();
                for (Component c : toolBarActions.getComponents())
                        toolGroup.add((AbstractButton)c);
                toolGroup.setSelected(((AbstractButton)toolBarActions.getComponent(0)).getModel(), true);
                selectMapMode((MapMode)((AbstractButton)toolBarActions.getComponent(0)).getAction());

                // autoScale
                toolBarActions.addSeparator();
                final JToggleButton autoScaleButton = new IconToggleButton(this, new AutoScaleAction(this));
                toolBarActions.add(autoScaleButton);
                autoScaleButton.setText(null);
                autoScaleButton.setSelected(mapView.isAutoScale());
                mapView.addPropertyChangeListener(new PropertyChangeListener(){
                        public void propertyChange(PropertyChangeEvent evt) {
                                if (evt.getPropertyName().equals("autoScale"))
                                        autoScaleButton.setSelected(mapView.isAutoScale());
                        }
                });

                JPanel toggleDialogs = new JPanel();
                add(toggleDialogs, BorderLayout.EAST);

                toggleDialogs.setLayout(new BoxLayout(toggleDialogs, BoxLayout.Y_AXIS));
                addIconToggle(toggleDialogs, new LayerList(this));
                addIconToggle(toggleDialogs, new PropertiesDialog(this));
                addIconToggle(toggleDialogs, new SelectionListDialog(this));

                // status line below the map
                statusLine = new MapStatus(this);
        }


        private void addIconToggle(JPanel toggleDialogs, ToggleDialog dlg) {
                toolBarActions.add(new IconToggleButton(this, dlg.action));
                toggleDialogs.add(dlg);
        }

        
        /**
         * Fires an property changed event "visible".
         */
        @Override
        public void setVisible(boolean aFlag) {
                boolean old = isVisible();
                super.setVisible(aFlag);
                if (old != aFlag)
                        firePropertyChange("visible", old, aFlag);
        }



        /**
         * Change the operating map mode for the view. Will call unregister on the
         * old MapMode and register on the new one.
         * @param mapMode       The new mode to set.
         */
        public void selectMapMode(MapMode mapMode) {
                if (this.mapMode != null)
                        this.mapMode.unregisterListener();
                this.mapMode = mapMode;
                mapMode.registerListener();
        }

        /**
         * Fill the given panel by adding all necessary components to the different
         * locations.
         * 
         * @param panel The container to fill. Must have an BorderLayout.
         */
        public void fillPanel(Container panel) {
                panel.add(this, BorderLayout.CENTER);
                panel.add(toolBarActions, BorderLayout.WEST);
                panel.add(statusLine, BorderLayout.SOUTH);
        }
}