RemoteDevicePropertiesPage.java

/*
 * Copyright (C) 2012 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.motorola.studio.android.remote.ui;

import java.util.Properties;

import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.sequoyah.device.framework.model.IInstance;
import org.eclipse.swt.events.DisposeEvent;
import org.eclipse.swt.events.DisposeListener;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.ui.IWorkbenchPropertyPage;
import org.eclipse.ui.dialogs.PropertyPage;

import com.motorola.studio.android.adt.ISerialNumbered;
import com.motorola.studio.android.remote.instance.RemoteDeviceInstance;
import com.motorola.studio.android.remote.ui.RemotePropertiesComposite.RemotePropertiesChangedListener;

/**
 * Property page for Android Remote Devices.
 */
public class RemoteDevicePropertiesPage extends PropertyPage implements
        RemotePropertiesChangedListener, IWorkbenchPropertyPage
{

    private RemotePropertiesComposite composite;

    /* (non-Javadoc)
     * @see org.eclipse.jface.preference.PreferencePage#createContents(org.eclipse.swt.widgets.Composite)
     */
    @Override
    protected Control createContents(Composite parent)
    {
        String host = "";
        String port = "";
        String timeout = "";

        IInstance instance = null;

        IAdaptable adaptable = getElement();
        if (adaptable instanceof IInstance)
        {
            instance = (IInstance) adaptable;
            Properties prop = instance.getProperties();
            String propHost = prop.getProperty(RemoteDeviceInstance.PROPERTY_HOST);
            String propPort = prop.getProperty(RemoteDeviceInstance.PROPERTY_PORT);
            String propTimeout = prop.getProperty(RemoteDeviceInstance.PROPERTY_TIMEOUT);
            host = (propHost != null) ? propHost : "";
            port = (propPort != null) ? propPort : "";
            timeout = (propTimeout != null) ? propTimeout : "";
        }

        composite =
                new RemotePropertiesComposite(parent, host, port, timeout,
                        (ISerialNumbered) instance);
        composite.addPropertyChangeListener(this);
        composite.addDisposeListener(new DisposeListener()
        {
            public void widgetDisposed(DisposeEvent e)
            {
                composite.removePropertyChangeListener(RemoteDevicePropertiesPage.this);
            }
        });

        setErrorMessage(composite.getErrorMessage());
        noDefaultAndApplyButton();

        return composite;
    }

    /* (non-Javadoc)
     * @see com.motorola.studio.android.remote.ui.RemotePropertiesComposite.RemotePropertiesChangedListener#propertiesChanged()
     */
    public void propertiesChanged()
    {
        setErrorMessage(composite.getErrorMessage());
        setValid(isValid());
    }

    /* (non-Javadoc)
     * @see org.eclipse.jface.preference.PreferencePage#performOk()
     */
    @Override
    public boolean performOk()
    {
        String host = composite.getHost();
        int port = composite.getPort();
        int timeout = composite.getTimeout();

        IAdaptable adaptable = getElement();
        if (adaptable instanceof IInstance)
        {
            IInstance instance = (IInstance) adaptable;
            Properties prop = instance.getProperties();
            prop.setProperty(RemoteDeviceInstance.PROPERTY_HOST, host);
            prop.setProperty(RemoteDeviceInstance.PROPERTY_PORT, Integer.toString(port));
            prop.setProperty(RemoteDeviceInstance.PROPERTY_TIMEOUT, Integer.toString(timeout));
        }

        return super.performOk();
    }

    /* (non-Javadoc)
     * @see org.eclipse.jface.preference.PreferencePage#isValid()
     */
    @Override
    public boolean isValid()
    {
        return (composite.getErrorMessage() == null);
    }

}