ac.soton.multisim.ui.dialogs.FMUParametersDialog.java Source code

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Here is the source code for ac.soton.multisim.ui.dialogs.FMUParametersDialog.java

Source

package ac.soton.multisim.ui.dialogs;
/**
 * Copyright (c) 2014 University of Southampton.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 */

import java.util.Collection;
import java.util.List;
import java.util.Set;

import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Shell;

import ac.soton.multisim.FMUParameter;
import ac.soton.multisim.ui.viewers.FMUParameterTableViewer;

/**
 * Input dialog for modifying the values of FMU parameters.
 * 
 * @author vitaly
 *
 */
public class FMUParametersDialog extends Dialog {

    private List<FMUParameter> parameters;
    private TableViewer viewer;
    private Set<FMUParameter> modified;

    /**
     * @param parentShell
     * @param parameters up-to-date parameter list 
     */
    public FMUParametersDialog(Shell parentShell, List<FMUParameter> parameters) {
        super(parentShell);
        this.parameters = parameters;
    }

    @Override
    protected Control createDialogArea(Composite parent) {
        Composite container = (Composite) super.createDialogArea(parent);
        FillLayout fillLayout = new FillLayout(SWT.VERTICAL | SWT.HORIZONTAL);
        fillLayout.marginHeight = 10;
        fillLayout.marginWidth = 10;
        container.setLayout(fillLayout);

        viewer = new FMUParameterTableViewer(container,
                SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION | SWT.BORDER);
        viewer.setInput(parameters);
        viewer.setData(FMUParameterTableViewer.MODIFIED_PARAMETERS, modified);

        return container;
    }

    public void setParameters(List<FMUParameter> params) {
        parameters = params;
        if (viewer != null)
            viewer.setInput(params);
    }

    public void setModified(Set<FMUParameter> modifiedParams) {
        modified = modifiedParams;
        if (viewer != null)
            viewer.setData(FMUParameterTableViewer.MODIFIED_PARAMETERS, modifiedParams);
    }

    public List<FMUParameter> getParameters() {
        return parameters;
    }

    @SuppressWarnings("unchecked")
    public Collection<? extends FMUParameter> getModified() {
        if (viewer != null)
            return (Collection<? extends FMUParameter>) viewer.getData(FMUParameterTableViewer.MODIFIED_PARAMETERS);
        return null;
    }

    @Override
    protected Point getInitialSize() {
        if (parameters.size() > 0) {
            int rows = parameters.size();
            if (rows <= 3)
                rows = 3;
            else if (rows > 20)
                rows = 20;

            int newTableHeight = viewer.getTable().getItemHeight() * rows;

            Point size = super.getInitialSize();
            Point tableSize = viewer.getTable().getSize();
            return new Point(500, size.y - tableSize.y + newTableHeight);
        }
        return new Point(500, 300);
    }

    @Override
    protected boolean isResizable() {
        return true;
    }

    @Override
    protected void configureShell(Shell newShell) {
        super.configureShell(newShell);
        newShell.setText("Parameters");
    }

    @Override
    protected void okPressed() {
        super.okPressed();

    }

}