ApplicationWorkbenchAdvisor.java

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package edu.rice.cs.hpc.viewer.framework;

import org.eclipse.ui.IWindowListener;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.application.IWorkbenchWindowConfigurer;
import org.eclipse.ui.application.WorkbenchAdvisor;
import org.eclipse.ui.application.WorkbenchWindowAdvisor;
import org.eclipse.ui.application.IWorkbenchConfigurer;

import edu.rice.cs.hpc.viewer.window.ViewerWindow;
import edu.rice.cs.hpc.viewer.window.ViewerWindowManager;

public class ApplicationWorkbenchAdvisor extends WorkbenchAdvisor {

    public static final String PERSPECTIVE_ID = "edu.rice.cs.hpc.perspective";
    private String[] args;

    // laks: we need to save and restore the configuration
    public void initialize(IWorkbenchConfigurer configurer) {
        super.initialize(configurer);
        // enable the workbench state save mechanism
        configurer.setSaveAndRestore(true);
    }
    
    public WorkbenchWindowAdvisor createWorkbenchWindowAdvisor(
            IWorkbenchWindowConfigurer configurer) {
        return new ApplicationWorkbenchWindowAdvisor(configurer, this.args);
    }

    public String getInitialWindowPerspectiveId() {
        return PERSPECTIVE_ID;
    }

    public ApplicationWorkbenchAdvisor() {
        super();
    }
    
    public ApplicationWorkbenchAdvisor(String []arguments) {
        super();
        this.args = arguments;
    }
    
    
    /*
     * (non-Javadoc)
     * @see org.eclipse.ui.application.WorkbenchAdvisor#postStartup()
     */
    public void postStartup() {
        super.postStartup();
        
        final IWorkbench workbench = this.getWorkbenchConfigurer().getWorkbench();
        
        // -----------------------------------------------------------------------------
        // add listener when a workbench window is activated. 
        //  this listener is useful to update the status of "merge" menu when we 
        //  have  multiple instances of windows. If one window has only one database
        //  and the other has two databases, then the "merge" menu only visible for
        //  the latter window, and not the former
        // -----------------------------------------------------------------------------
        workbench.addWindowListener( new IWindowListener() {

            public void windowActivated(IWorkbenchWindow window) 
            {
                ViewerWindow vWin = ViewerWindowManager.getViewerWindow(window);
                if (vWin != null)
                {
                    vWin.checkService();
                }
            }

            public void windowDeactivated(IWorkbenchWindow window) {}
            public void windowClosed(IWorkbenchWindow window) {}
            public void windowOpened(IWorkbenchWindow window) {}
            
        });
    }
}