source: trunk/org.modelica.mdt.ui/src/org/modelica/mdt/ui/view/ModelicaStatusLineContributor.java

package org.modelica.mdt.ui.view;

import org.eclipse.jface.action.IAction;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.texteditor.StatusLineContributionItem;
import org.modelica.mdt.core.compiler.CompilerInstantiationException;
import org.modelica.mdt.internal.core.CompilerProxy;
import org.modelica.mdt.ui.ModelicaImages;

public class ModelicaStatusLineContributor extends StatusLineContributionItem
{
    Image mdtOnline  = ModelicaImages.getImageDescriptor(ModelicaImages.IMG_MDT_STATUS_ONLINE).createImage();
    Image mdtOffline = ModelicaImages.getImageDescriptor(ModelicaImages.IMG_MDT_STATUS_OFFLINE).createImage();

    boolean fDirty = false;

    public ModelicaStatusLineContributor()
    {
        super("MDT-Status", true, 50);
        try
        {
            String name = CompilerProxy.getCompilerName();
            if (name != null && !name.equalsIgnoreCase(""))
            {
                setText(name + " Online ");
                if (!name.equalsIgnoreCase("Empty Compiler"))
                {
                    setImage(mdtOnline);
                }
                else
                {
                    setImage(mdtOffline);
                }
            }
            else
            {
                setText("OpenModelica Compiler is Offline.");
                setImage(mdtOffline);
            }
        }
        catch(CompilerInstantiationException e)
        {
            // do nothing
            setText("OpenModelica Compiler is Offline");
            setImage(mdtOffline);
        }
        setToolTipText("OpenModelica Compiler Status.\n" +
                "If 'Empty Compiler' is online, check the Modelica preferences:\n" +
                "Window->Preferences->Modelica: 'Start OMC from MDT'");
    }

    @Override
    public void fill(Composite parent)
    {
        // TODO Auto-generated method stub
        super.fill(parent);
    }

    @Override
    public void setActionHandler(IAction actionHandler)
    {
        // TODO Auto-generated method stub
        super.setActionHandler(actionHandler);
    }

    @Override
    public void setErrorImage(Image image)
    {
        // TODO Auto-generated method stub
        super.setErrorImage(image);
    }

    @Override
    public void setErrorText(String text)
    {
        // TODO Auto-generated method stub
        super.setErrorText(text);
    }

    @Override
    public void setImage(Image image)
    {
        // TODO Auto-generated method stub
        super.setImage(image);
    }

    @Override
    public void setText(String text)
    {
        // TODO Auto-generated method stub
        super.setText(text);
    }

    @Override
    public void setToolTipText(String string)
    {
        // TODO Auto-generated method stub
        super.setToolTipText(string);
    }

    @Override
    public void update()
    {
        // TODO Auto-generated method stub
        super.update();
        try
        {
            String name = CompilerProxy.getCompilerName();
            if (name != null && !name.equalsIgnoreCase(""))
            {
                setText(name + " is Online");
                if (!name.equalsIgnoreCase("Empty Compiler"))
                {
                    setImage(mdtOnline);
                }
                else
                {
                    setImage(mdtOffline);
                }

            }
            else
            {
                setText("OpenModelica Compiler is Offline");
                setImage(mdtOffline);
            }
        }
        catch(CompilerInstantiationException e)
        {
            // do nothing
            setText("OpenModelica Compiler is Offline");
            setImage(mdtOffline);
        }
        fDirty = true;
    }

    public boolean isDirty()
    {
        return fDirty;
    }

    @Override
    public boolean isDynamic()
    {
        return true;
    }

    @Override
    public boolean isEnabled()
    {
        // TODO Auto-generated method stub
        return super.isEnabled();
    }

    @Override
    public boolean isVisible()
    {
        // TODO Auto-generated method stub
        return super.isVisible();
    }
}