CreationToolComposite.java

package com.kartoflane.superluminal2.ui.sidebar;

import java.util.HashMap;

import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.ToolBar;
import org.eclipse.swt.widgets.ToolItem;

import com.kartoflane.superluminal2.core.Cache;
import com.kartoflane.superluminal2.core.Manager;
import com.kartoflane.superluminal2.mvc.controllers.AbstractController;
import com.kartoflane.superluminal2.tools.CreationTool;
import com.kartoflane.superluminal2.tools.Tool.Tools;
import com.kartoflane.superluminal2.ui.sidebar.data.DataComposite;

public class CreationToolComposite extends Composite implements DataComposite {

	private Composite toolContainer;
	private Composite dataContainer;

	private ToolBar toolBar;
	private ToolItem tltmRoom;
	private ToolItem tltmDoor;
	private ToolItem tltmMount;
	private ToolItem tltmStation;

	private final HashMap<Tools, ToolItem> toolItemMap = new HashMap<Tools, ToolItem>();

	public CreationToolComposite(Composite parent) {
		super(parent, SWT.NONE);
		setLayout(new GridLayout(1, false));

		Label label = new Label(this, SWT.NONE);
		label.setLayoutData(new GridData(SWT.CENTER, SWT.TOP, true, false, 1, 1));
		label.setText("Layout Creation Tool");

		Label separator = new Label(this, SWT.SEPARATOR | SWT.HORIZONTAL);
		separator.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, false, 1, 1));

		toolContainer = new Composite(this, SWT.BORDER);
		GridLayout gl_toolContainer = new GridLayout(1, false);
		toolContainer.setLayout(gl_toolContainer);
		toolContainer.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, false, 1, 1));

		toolBar = new ToolBar(toolContainer, SWT.FLAT | SWT.RIGHT);
		toolBar.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));

		tltmRoom = new ToolItem(toolBar, SWT.RADIO);
		tltmRoom.setImage(Cache.checkOutImage(this, "cpath:/assets/room.png"));
		tltmRoom.setData(Tools.ROOM);
		tltmRoom.setToolTipText("Room Creation");
		toolItemMap.put(Tools.ROOM, tltmRoom);

		tltmDoor = new ToolItem(toolBar, SWT.RADIO);
		tltmDoor.setImage(Cache.checkOutImage(this, "cpath:/assets/door.png"));
		tltmDoor.setData(Tools.DOOR);
		tltmDoor.setToolTipText("Door Creation");
		toolItemMap.put(Tools.DOOR, tltmDoor);

		tltmMount = new ToolItem(toolBar, SWT.RADIO);
		tltmMount.setImage(Cache.checkOutImage(this, "cpath:/assets/mount.png"));
		tltmMount.setData(Tools.WEAPON);
		tltmMount.setToolTipText("Weapon Mount Creation");
		toolItemMap.put(Tools.WEAPON, tltmMount);

		tltmStation = new ToolItem(toolBar, SWT.RADIO);
		tltmStation.setImage(Cache.checkOutImage(this, "cpath:/assets/station.png"));
		tltmStation.setData(Tools.STATION);
		tltmStation.setToolTipText("Station Placement");
		toolItemMap.put(Tools.STATION, tltmStation);

		dataContainer = new Composite(this, SWT.BORDER);
		GridLayout gl_dataContainer = new GridLayout(1, false);
		gl_dataContainer.marginWidth = 0;
		gl_dataContainer.marginHeight = 0;
		dataContainer.setLayout(gl_dataContainer);
		dataContainer.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));

		SelectionAdapter listener = new SelectionAdapter() {
			@Override
			public void widgetSelected(SelectionEvent e) {
				selectSubtool((ToolItem) e.getSource());
			}
		};

		tltmRoom.addSelectionListener(listener);
		tltmDoor.addSelectionListener(listener);
		tltmMount.addSelectionListener(listener);
		tltmStation.addSelectionListener(listener);
	}

	public void updateData() {
		CreationTool ctool = (CreationTool) Manager.getTool(Tools.CREATOR);
		tltmRoom.setEnabled(ctool.isEnabled(Tools.ROOM));
		tltmDoor.setEnabled(ctool.isEnabled(Tools.DOOR));
		tltmMount.setEnabled(ctool.isEnabled(Tools.WEAPON));
		tltmStation.setEnabled(ctool.isEnabled(Tools.STATION));
		String msg = "Station Placement";
		if (!tltmStation.isEnabled())
			msg += " (disabled for enemy ships)";
		tltmStation.setToolTipText(msg);

		selectSubtool(ctool.getSelectedSubtool());
		for (Control c : dataContainer.getChildren()) {
			if (c instanceof DataComposite) {
				((DataComposite) c).updateData();
			}
		}
	}

	private void selectSubtool(Tools toolId) {
		for (Tools key : toolItemMap.keySet()) {
			ToolItem it = toolItemMap.get(key);
			it.setSelection(key == toolId);
			if (key == toolId)
				selectSubtool(it);
		}
	}

	private void selectSubtool(ToolItem item) {
		Tools subtool = (Tools) item.getData();
		CreationTool ctool = (CreationTool) Manager.getTool(Tools.CREATOR);
		ctool.setSelectedSubtool(subtool);
		Manager.selectTool(subtool);
	}

	/**
	 * @return the composite that serves as a container for other composites, supplied by subtools.
	 */
	public Composite getDataContainer() {
		return dataContainer;
	}

	/**
	 * Disposes all contents of the data container, without disposing the container itself.
	 */
	public void clearDataContainer() {
		for (Control c : dataContainer.getChildren())
			c.dispose();
		dataContainer.layout(true);
	}

	public void setController(AbstractController c) {
		throw new UnsupportedOperationException();
	}

	public void reloadController() {
	}
}