org.eclipse.ptp.internal.debug.ui.propertypages.SignalPropertyPage.java Source code

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Here is the source code for org.eclipse.ptp.internal.debug.ui.propertypages.SignalPropertyPage.java

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/*******************************************************************************
 * Copyright (c) 2005 The Regents of the University of California. 
 * This material was produced under U.S. Government contract W-7405-ENG-36 
 * for Los Alamos National Laboratory, which is operated by the University 
 * of California for the U.S. Department of Energy. The U.S. Government has 
 * rights to use, reproduce, and distribute this software. NEITHER THE 
 * GOVERNMENT NOR THE UNIVERSITY MAKES ANY WARRANTY, EXPRESS OR IMPLIED, OR 
 * ASSUMES ANY LIABILITY FOR THE USE OF THIS SOFTWARE. If software is modified 
 * to produce derivative works, such modified software should be clearly marked, 
 * so as not to confuse it with the version available from LANL.
 * 
 * Additionally, 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
 * 
 * LA-CC 04-115
 *******************************************************************************/
package org.eclipse.ptp.internal.debug.ui.propertypages;

import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.MultiStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.debug.core.DebugException;
import org.eclipse.debug.core.DebugPlugin;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.osgi.util.NLS;
import org.eclipse.ptp.debug.core.IPDebugConstants;
import org.eclipse.ptp.debug.core.model.IPSignal;
import org.eclipse.ptp.internal.debug.core.PDebugModel;
import org.eclipse.ptp.internal.debug.core.PDebugUtils;
import org.eclipse.ptp.internal.debug.ui.dialogfields.SelectionButtonDialogField;
import org.eclipse.ptp.internal.debug.ui.messages.Messages;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.ui.dialogs.PropertyPage;

/**
 * @author Clement
 */

public class SignalPropertyPage extends PropertyPage {
    private SelectionButtonDialogField fPassButton;
    private SelectionButtonDialogField fStopButton;

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jface.preference.PreferencePage#createContents(org.eclipse.swt.widgets.Composite)
     */
    @Override
    protected Control createContents(Composite parent) {
        noDefaultAndApplyButton();
        Composite composite = new Composite(parent, SWT.NONE);
        Font font = parent.getFont();
        composite.setFont(font);
        composite.setLayout(new GridLayout());
        composite.setLayoutData(new GridData(GridData.FILL_BOTH));

        // Create description field
        try {
            String description = getSignal().getDescription();
            Label label = new Label(composite, SWT.WRAP);
            label.setText(NLS.bind(Messages.SignalPropertyPage_0, new Object[] { description }));
            GridData data = new GridData(
                    GridData.GRAB_HORIZONTAL | GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_CENTER);
            data.widthHint = convertHorizontalDLUsToPixels(IDialogConstants.MINIMUM_MESSAGE_AREA_WIDTH);
            label.setLayoutData(data);
            label.setFont(font);
        } catch (DebugException e1) {
        }

        // Create pass button
        try {
            boolean pass = getSignal().isPassEnabled();
            fPassButton = new SelectionButtonDialogField(SWT.CHECK);
            fPassButton.setLabelText(Messages.SignalPropertyPage_1);
            fPassButton.setSelection(pass);
            fPassButton.setEnabled(getSignal().canModify());
            fPassButton.doFillIntoGrid(composite, 1);
        } catch (DebugException e) {
        }

        // Create stop button
        try {
            boolean stop = getSignal().isStopEnabled();
            fStopButton = new SelectionButtonDialogField(SWT.CHECK);
            fStopButton.setLabelText(Messages.SignalPropertyPage_2);
            fStopButton.setSelection(stop);
            fStopButton.setEnabled(getSignal().canModify());
            fStopButton.doFillIntoGrid(composite, 1);
        } catch (DebugException e) {
        }

        setValid(true);
        return composite;
    }

    protected SelectionButtonDialogField getPassButton() {
        return fPassButton;
    }

    protected SelectionButtonDialogField getStopButton() {
        return fStopButton;
    }

    public IPSignal getSignal() {
        return (IPSignal) getElement();
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jface.preference.IPreferencePage#performOk()
     */
    @Override
    public boolean performOk() {
        boolean result = super.performOk();
        if (result) {
            DebugPlugin.getDefault().asyncExec(new Runnable() {
                public void run() {
                    if (!getSignal().canModify()) {
                        return;
                    }
                    if (getPassButton() != null) {
                        try {
                            getSignal().setPassEnabled(getPassButton().isSelected());
                        } catch (DebugException e) {
                            failed(Messages.SignalPropertyPage_3, e);
                        }
                    }
                    if (getStopButton() != null) {
                        try {
                            getSignal().setStopEnabled(getStopButton().isSelected());
                        } catch (DebugException e) {
                            failed(Messages.SignalPropertyPage_4, e);
                        }
                    }
                }
            });
        }
        return result;
    }

    protected void failed(String message, Throwable e) {
        MultiStatus ms = new MultiStatus(PDebugModel.getPluginIdentifier(), IPDebugConstants.STATUS_CODE_ERROR,
                message, null);
        ms.add(new Status(IStatus.ERROR, PDebugModel.getPluginIdentifier(), IPDebugConstants.STATUS_CODE_ERROR,
                e.getMessage(), null));
        PDebugUtils.error(ms, getSignal());
    }
}