view flys-client/src/main/java/de/intevation/flys/client/client/ui/FLYSWorkspace.java @ 4269:0c766c475805

Add Panel and Tree UI classes for dispayling the measurement station info The new ui classes are using the new extracted base class InfoPanel and InfoTree which are in common with the gauge info.
author Björn Ricks <bjoern.ricks@intevation.de>
date Fri, 26 Oct 2012 12:22:06 +0200
parents 11c589d68f13
children c0a275c581fb
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package de.intevation.flys.client.client.ui;

import com.google.gwt.core.client.GWT;

import com.smartgwt.client.widgets.Canvas;

import java.util.HashMap;
import java.util.Map;


/**
 * "Workspace" canvas showing the CollectionViews (subwindows).
 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
 */
public class FLYSWorkspace extends Canvas {

    /** The maximal number of windows that fit into the browser view when an
     * offset is used to move windows initially.*/
    public static int MAX_WINDOWS = 10;

    /** The number of pixels used to move windows.*/
    public static int WINDOW_OFFSET = 20;


    /** A map that contains the open CollectionViews. */
    protected Map<String, CollectionView> views;


    /**
     * The default constructor creates an empty FLYSWorkspace with no
     * CollectionViews opened.
     */
    public FLYSWorkspace() {
        views = new HashMap<String, CollectionView>();

        setWidth("100%");
        setHeight("100%");
    }


    /**
     * This method adds a new CollectionView to this workspace and stores a
     * reference in {@link views}.
     *
     * @param collectionView A new CollectionView.
     */
    public void addView(String uuid, CollectionView collectionView) {
        collectionView.moveTo(0, 0);
        collectionView.setMaximized(true);

        views.put(uuid, collectionView);
        addChild(collectionView);
    }


    public void removeProject(String uuid) {
        views.remove(uuid);
    }


    public void bringUp(String uuid) {
        CollectionView view = views.get(uuid);

        if (view != null) {
            view.show();
            view.restore();
        }
        else {
            GWT.log("FLYSWorkspace.bringUp() failed!");
        }
    }


    /**
     * Removes a project from workspace (view) and clears its reference from
     * hash map.
     *
     * @param uuid The project's uuid.
     */
    public void destroyProject(String uuid) {
        CollectionView project = views.get(uuid);

        if (project != null) {
            removeProject(uuid);
            project.destroy();
        }
    }


    public void updateTitle(String uuid, String title) {
        CollectionView view = views.get(uuid);
        view.setTitle(title);
    }


    public boolean hasView(String uuid) {
        if(views.get(uuid) != null) {
            return true;
        }
        return false;
    }
}
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