GrxUIonEclipse-project-0.9.8/src/com/generalrobotix/ui/grxui/Activator.java

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package com.generalrobotix.ui.grxui;

import java.io.File;
import java.io.IOException;
import java.io.RandomAccessFile;
import java.nio.channels.OverlappingFileLockException;
import java.net.URL;
import java.util.Date;
import java.text.SimpleDateFormat;

import org.eclipse.core.runtime.FileLocator;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.preference.PreferenceConverter;
import org.eclipse.jface.resource.ColorRegistry;
import org.eclipse.jface.resource.FontRegistry;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.resource.ImageRegistry;
import org.eclipse.jface.resource.StringConverter;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.graphics.FontData;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.RGB;
import org.eclipse.swt.widgets.Display;
import org.eclipse.ui.IPerspectiveDescriptor;
import org.eclipse.ui.IPerspectiveListener;
import org.eclipse.ui.IPerspectiveRegistry;
import org.eclipse.ui.IWindowListener;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchListener;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PerspectiveAdapter;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.eclipse.ui.preferences.ScopedPreferenceStore;

import org.osgi.framework.BundleContext;
import org.osgi.framework.BundleEvent;
import org.osgi.framework.FrameworkEvent;
import org.osgi.framework.FrameworkListener;
import org.osgi.framework.SynchronousBundleListener;

import com.generalrobotix.ui.GrxPluginManager;
import com.generalrobotix.ui.util.GrxCorbaUtil;
import com.generalrobotix.ui.util.GrxDebugUtil;
import com.generalrobotix.ui.util.GrxProcessManager;
import com.generalrobotix.ui.util.GrxServerManager;
import com.generalrobotix.ui.util.MessageBundle;
import com.generalrobotix.ui.util.GrxProcessManager.ProcessInfo;
import com.generalrobotix.ui.grxui.GrxUIPerspectiveFactory;

public class Activator extends AbstractUIPlugin implements IWorkbenchListener, IWindowListener, IPerspectiveListener{
    public static final String PLUGIN_ID = "com.generalrobotix.ui.grxui";
    private static Activator   plugin;
    private static final String  LINUX_HOME_DIR   = System.getenv("HOME") + File.separator ;
    private static final String  WIN_HOME_DIR     = System.getenv("APPDATA") + File.separator;
    private static final String  LINUX_TMP_DIR   = LINUX_HOME_DIR + ".OpenHRP-3.1" + File.separator;
    private static final String  WIN_TMP_DIR     = WIN_HOME_DIR + "OpenHRP-3.1" + File.separator;
    private static final File HOME_DIR = initHomeDir();
    private static final File TMP_DIR = initTempDir();
    public GrxPluginManager    manager_;
    private ImageRegistry      ireg_     = null;
    private FontRegistry                freg_ = null;
    private ColorRegistry               creg_ = null;
    private boolean           bStartedGrxUI_ = false; 
    private boolean                     initProjectLoad_ = false;
    private final static String[] images_ = { "save_edit.png",
                                                                                        "saveas_edit.png",
                                                                                        "sim_start.png",
                                                                                        "sim_stop.png",
                                                                                        "sim_script_start.png",
                                                                                        "sim_script_stop.png",
                                                                                        "grxrobot1.png",
                                                                                        "robot_servo_start.png",
                                                                                        "robot_servo_stop.png",
                                                                                        "icon_fastrwd.png",
                                                                                        "icon_slowrwd.png",
                                                                                        "icon_pause.png",
                                                                                        "icon_playback.png",
                                                                                        "icon_slowfwd.png",
                                                                                        "icon_fastfwd.png",
                                                                                        "icond_fastrwd.png",
                                                                                        "icond_slowrwd.png",
                                                                                        "icond_pause.png",
                                                                                        "icond_playback.png",
                                                                                        "icond_slowfwd.png",
                                                                                        "icond_fastfwd.png",
                                                                                        "icon_frame+.png",
                                                                                        "icon_frame-.png"};
    private final static File lockFilePath_ = new File( TMP_DIR, "tryLockFileInActivator");
    private SimpleDateFormat dateFormat_ = new SimpleDateFormat("yyyyMMdd HH:mm:ss.SSS z Z");
    private RandomAccessFile lockFile_ = null;
    
    public void postShutdown(IWorkbench workbench) {
    }

    public boolean preShutdown(IWorkbench workbench, boolean forced) {
        try {
                IWorkbenchWindow[] windows = workbench.getWorkbenchWindows();
                for(IWorkbenchWindow window : windows){
                        IWorkbenchPage[] pages = window.getPages();
                        for(IWorkbenchPage page : pages){
                                IPerspectiveDescriptor[] perspectives = page.getOpenPerspectives();
                                for(IPerspectiveDescriptor perspective : perspectives){
                                        if(perspective.getId().equals(GrxUIPerspectiveFactory.ID+".project"))
                                        page.closePerspective(perspective, false, false);
                                }
                        }
                }
                IPerspectiveRegistry perspectiveRegistry=workbench.getPerspectiveRegistry();
                IPerspectiveDescriptor tempPd=perspectiveRegistry.findPerspectiveWithId(GrxUIPerspectiveFactory.ID + ".project");
                if(tempPd!=null)
                        perspectiveRegistry.deletePerspective(tempPd);
        } catch (Exception ex) {
            ex.printStackTrace();
        }
        return true;
    }
    

        public void windowActivated(IWorkbenchWindow window) {
        }

        public void windowClosed(IWorkbenchWindow window) {
                window.removePerspectiveListener(this);
        }

        public void windowDeactivated(IWorkbenchWindow window) {                
        }

        public void windowOpened(IWorkbenchWindow window) {
                window.addPerspectiveListener(this);
                checkServer();
        }
    
        public void perspectiveActivated(IWorkbenchPage page,
                        IPerspectiveDescriptor perspective) {
                if(!initProjectLoad_)
                        if(perspective.getId().equals(GrxUIPerspectiveFactory.ID ))
                                loadInitialProject();
        }

        public void loadInitialProject(){
                if(!initProjectLoad_){
                        initProjectLoad_ = true;
                        manager_.loadInitialProject();
                }
        }
        
        public void perspectiveChanged(IWorkbenchPage page,
                        IPerspectiveDescriptor perspective, String changeId) {
        }

    public Activator() {
        System.out.println("[ACTIVATOR] CONSTRUCT");
    }

    public void start(BundleContext context)
            throws Exception {
        super.start(context);
        plugin = this;      

        // デバッグ表示モード
        GrxDebugUtil.setDebugFlag(true);

        File cur = new File(".");
        URL cur_url = cur.toURI().toURL();
        GrxDebugUtil.println("[ACTIVATOR] START in " + cur_url);

        //  plugin で実行の時　RCPの時はこの時にはまだ、Workbenchが作成されていない　　//
        if(PlatformUI.isWorkbenchRunning()){
                IWorkbench workbench = PlatformUI.getWorkbench();
                workbench.addWorkbenchListener(this);
            workbench.addWindowListener(this);
            IWorkbenchWindow window = workbench.getActiveWorkbenchWindow();
            if(window!=null)
                window.addPerspectiveListener(this);
            registryImage();
            registryFont();
            registryColor();
            
            if( lockFile_ == null ){
                try{
                    tryLockFile();
                } catch (Exception ex) {
                    ex.printStackTrace();
                    return;
                }
                startGrxUI();
            }
        }
    }

    public void registryImage() throws Exception{
        ireg_ = new ImageRegistry();
        for(int i=0; i<images_.length; i++){
                URL url = getClass().getResource("/resources/images/"+images_[i]);
                ireg_.put(images_[i], ImageDescriptor.createFromURL(url));
        }
        
    }
    
    public void registryFont(){
        freg_ = new FontRegistry();
        FontData[] monospaced = {new FontData("monospaced", 10, SWT.NORMAL)};
        freg_.put("monospaced", monospaced);
        FontData[] dialog10 = {new FontData("dialog", 10, SWT.NORMAL )};
        freg_.put("dialog10", dialog10);
        FontData[] dialog12 = {new FontData("dialog", 12, SWT.NORMAL )};
        freg_.put("dialog12", dialog12);
        updateTableFont();
        updateEditerFont();
    }

    public void updateTableFont(){
        if(freg_ == null)
            return;

        IPreferenceStore store = getPreferenceStore();
        FontData[] table = PreferenceConverter.getFontDataArray(store, PreferenceConstants.FONT_TABLE);
        freg_.put("preference_table", table);

        FontData[] normal = table.clone();
        for (int i=0; i<table.length; i++) {
            normal[i] = new FontData(table[i].getName(), table[i].getHeight(), SWT.NORMAL);
        }
        freg_.put("robot_state_plain", normal);

        FontData[] bold = table.clone();
        for (int i=0; i<bold.length; i++) {
            bold[i] = new FontData(table[i].getName(), table[i].getHeight(), SWT.NORMAL);
        }
        freg_.put("robot_state_bold", bold);
    }

    public void updateEditerFont(){
        if(freg_ == null)
            return;

        IPreferenceStore store = getPreferenceStore();
        FontData[] editer = PreferenceConverter.getFontDataArray(store, PreferenceConstants.FONT_EDITER);
        freg_.put("preference_editer", editer);
    }

    public void registryColor(){
        creg_ = new ColorRegistry();
        RGB focusedColor = new RGB(0,0,100);
        setColor("focusedColor", focusedColor);
        RGB markerColor = new RGB(255,128,128);
        setColor("markerColor", markerColor);
        RGB green = Display.getDefault().getSystemColor(SWT.COLOR_GREEN).getRGB();
        setColor("green", green);
        RGB yellow = Display.getDefault().getSystemColor(SWT.COLOR_YELLOW).getRGB();
        setColor("yellow", yellow);
        RGB cyan = Display.getDefault().getSystemColor(SWT.COLOR_CYAN).getRGB();
        creg_.put("cyan", cyan);
        RGB magenta = Display.getDefault().getSystemColor(SWT.COLOR_MAGENTA).getRGB();
        setColor("magenta", magenta);
        RGB red = Display.getDefault().getSystemColor(SWT.COLOR_RED).getRGB();
        setColor("red", red);
        RGB blue = Display.getDefault().getSystemColor(SWT.COLOR_BLUE).getRGB();
        setColor("blue", blue);
        RGB black = Display.getDefault().getSystemColor(SWT.COLOR_BLACK).getRGB();
        setColor("black", black);
        RGB gray = Display.getDefault().getSystemColor(SWT.COLOR_GRAY).getRGB();
        setColor("gray", gray);
        RGB darkGray = Display.getDefault().getSystemColor(SWT.COLOR_DARK_GRAY).getRGB();
        setColor("darkGray", darkGray);
        RGB white = Display.getDefault().getSystemColor(SWT.COLOR_WHITE).getRGB();
        setColor("white", white);
    }
    
    
    public static String getPath() {
        URL entry = getDefault().getBundle().getEntry("/");
        String pluginDirectory = "";
        try {
            pluginDirectory = FileLocator.resolve(entry).getPath();
        } catch (IOException e) {
            e.printStackTrace();
        }
        return pluginDirectory;
    }

    public File getHomeDir(){
        return HOME_DIR;
    }
    
    public File getTempDir(){
        return TMP_DIR;
    }
    
  
    public static Activator getDefault() {
        return plugin;
    }

    public static void refNSHostPort(StringBuffer nsHost, StringBuffer nsPort) {
        if (nsHost.length() == 0){
            nsHost.append(GrxCorbaUtil.nsHost());
        }
        if (nsPort.length() == 0){
            nsPort.append(Integer.toString(GrxCorbaUtil.nsPort()));
        }
    }

    // アイコンの取得
    public Image getImage(String iconName) {
        return ireg_.get(iconName);
    }

    // アイコンデスクリプタの取得
    public ImageDescriptor getDescriptor(String iconName) {
        return ireg_.getDescriptor(iconName);
    }

    public Font getFont(String fontName){
        return freg_.get(fontName);
    }
    
    public Color getColor(RGB rgb){
        String s=StringConverter.asString(rgb);
        Color color = creg_.get(s);
        if(color==null)
                creg_.put(s, rgb);
        return creg_.get(s);
    }
    
    public Color getColor(String colorName){
        Color color = creg_.get(colorName);
        if(color==null)
                color = creg_.get("white");
        return color;
    }
    
    public void setColor(String colorName, RGB rgb){
        creg_.put(colorName, rgb);
    }
    /*
     * (non-Javadoc)
     * 
     * @see
     * org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext
     * )
     */
    public void stop(BundleContext context)
            throws Exception {
        super.stop(context);
        stopGrxUI();
    }

    public void startGrxUI() {
        if( !bStartedGrxUI_ ) {
            //暫定処置 Grx3DViewがGUIのみの機能に分離できたらstopGrxUIか
            //manager_.shutdownで処理できるように変更
            GrxProcessManager.shutDown();
            
            bStartedGrxUI_ = true;
            manager_ = new GrxPluginManager();
            manager_.start();
        }
    }

    public void stopGrxUI() {
        if(!bStartedGrxUI_)
                return;
        manager_.shutdown();
        manager_ = null;
        releaseLockFile();
        ScopedPreferenceStore store = (ScopedPreferenceStore)plugin.getPreferenceStore();
        try {
                        store.save();
                } catch (IOException e) {
                        e.printStackTrace();
                }
        bStartedGrxUI_ = false;
    }
    
    public ImageRegistry getImageRegistry(){
        return ireg_;
    }
    
    public FontRegistry getFontRegistry(){
        return freg_;
    }
    
    public ColorRegistry getColorRegistry(){
        return creg_;
    }
    
    public void tryLockFile() throws Exception{
        try{
            String localStr = "Start GrxUI:" + 
                dateFormat_.format(new Date()) + System.getProperty("line.separator");
            lockFile_ = new RandomAccessFile(lockFilePath_,"rwd");
            
            if ( lockFile_.getChannel().tryLock() == null){
                throw new OverlappingFileLockException();
            }
            lockFile_.seek(lockFile_.length());
            lockFile_.write(localStr.getBytes());
        } catch(Exception eX){
            eX.printStackTrace();
            if(lockFile_ != null){
                lockFile_.close();
                lockFile_ = null;
            }
            throw eX;
        }
    }
    
    public void releaseLockFile(){
        try{
            if(lockFile_ != null){
                String localStr = "End   GrxUI:" +
                    dateFormat_.format(new Date()) + System.getProperty("line.separator");
                lockFile_.write(localStr.getBytes());
                lockFile_.close();
                lockFile_ = null;
            }
        } catch(Exception ex){
            ex.printStackTrace();
        }
    }
    
    public void breakStart(Exception eX, IPerspectiveDescriptor closeDesc ){
        //二重起動阻止の処理
        MessageDialog.openError(
                Display.getDefault().getActiveShell(),
                MessageBundle.get("Activator.dialog.title.doubleban"),
                MessageBundle.get("Activator.dialog.message.doubleban") );
        
        IWorkbench work = PlatformUI.getWorkbench();
        IWorkbenchWindow wnd = work.getActiveWorkbenchWindow();
        if(wnd == null){
            //RCP時の処理
            work.close();
            System.exit( PlatformUI.RETURN_UNSTARTABLE );
        } else {
            IWorkbenchPage page = wnd.getActivePage();
            if(closeDesc == null){
                //パースペクティブが既に開いているワークスペースを開始する時
                closeDesc = page.getPerspective();
            }
            page.closePerspective(closeDesc, false, false);
            for( IPerspectiveDescriptor local : page.getOpenPerspectives()){
                if( !local.getId().equals(GrxUIPerspectiveFactory.ID)){
                    page.setPerspective(local);
                    break;
                }
            }
        }
    }
    
    static private File initTempDir() {
        File ret = null;
        
        String dir = System.getenv("ROBOT_DIR");
        if (dir != null && new File(dir).isDirectory()) {
            ret = new File(dir+File.separator);
        } else {
            if ( System.getProperty("os.name").equals("Linux") ||
                 System.getProperty("os.name").equals("Mac OS X")) {
                ret = new File(LINUX_TMP_DIR);
            } else { //Windows と　仮定
                ret = new File(WIN_TMP_DIR);
            }
        }
        if( !ret.exists() ){
            ret.mkdirs();
        }
        
        return ret;
    }
    
    static private File initHomeDir() {
        File ret = null;
        
        if ( System.getProperty("os.name").equals("Linux") ||
             System.getProperty("os.name").equals("Mac OS X")) {
            ret = new File(LINUX_HOME_DIR);
        } else { //Windows と　仮定
            ret = new File(WIN_HOME_DIR);
        }
        if( !ret.exists() ){
            ret.mkdirs();
        }
        
        return ret;
    }

        public void checkServer() {
                GrxServerManager server_ = (GrxServerManager) manager_.getItem("serverManager");
                for(ProcessInfo pi : server_.getServerInfo()){
                try{
                        GrxCorbaUtil.getReference(pi.id)._non_existent();
                }catch (Exception ex) {
                        MessageDialog.openError(GrxUIPerspectiveFactory.getCurrentShell(),
                    MessageBundle.get("GrxModelItem.dialog.title.error"), //$NON-NLS-1$
                    pi.id + " " + MessageBundle.get("GrxItem.dialog.message.NoServer") );   
           }
        }
                
        }

}