com.siteview.mde.internal.ui.properties.PluginDevelopmentPage.java Source code

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Here is the source code for com.siteview.mde.internal.ui.properties.PluginDevelopmentPage.java

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/*******************************************************************************
 *  Copyright (c) 2005, 2009 IBM Corporation and others.
 *  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
 * 
 *  Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package com.siteview.mde.internal.ui.properties;

import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.ProjectScope;
import org.eclipse.jface.dialogs.Dialog;
import com.siteview.mde.internal.core.ICoreConstants;
import com.siteview.mde.internal.core.MDECore;
import com.siteview.mde.internal.ui.*;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.*;
import org.eclipse.ui.IWorkbenchPropertyPage;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.dialogs.PropertyPage;
import org.osgi.service.prefs.BackingStoreException;
import org.osgi.service.prefs.Preferences;

/**
 * Top level PDE property page for projects.
 */
public class PluginDevelopmentPage extends PropertyPage implements IWorkbenchPropertyPage {

    private Button fExtensionButton;
    private Button fEquinoxButton;

    public PluginDevelopmentPage() {
        noDefaultAndApplyButton();
    }

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

        Group group = new Group(composite, SWT.NONE);
        group.setText(MDEUIMessages.PluginDevelopmentPage_presentation);
        group.setLayout(new GridLayout());
        group.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

        fExtensionButton = new Button(group, SWT.CHECK);
        fExtensionButton.setText(MDEUIMessages.PluginDevelopmentPage_extensions);

        fEquinoxButton = new Button(group, SWT.CHECK);
        fEquinoxButton.setText(MDEUIMessages.PluginDevelopmentPage_equinox);

        initialize();
        Dialog.applyDialogFont(composite);
        return composite;
    }

    private void initialize() {
        Preferences pref = getPreferences((IProject) getElement().getAdapter(IProject.class));
        if (pref != null) {
            fExtensionButton.setSelection(pref.getBoolean(ICoreConstants.EXTENSIONS_PROPERTY, true));
            fEquinoxButton.setSelection(pref.getBoolean(ICoreConstants.EQUINOX_PROPERTY, true));
        }
    }

    /**
     * Returns the preference settings scoped to the given project if available
     * @param project project to get preferences for
     * @return preferences for the project or <code>null</code>
     */
    private Preferences getPreferences(IProject project) {
        return new ProjectScope(project).getNode(MDECore.PLUGIN_ID);
    }

    /* (non-Javadoc)
     * @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
     */
    public void createControl(Composite parent) {
        super.createControl(parent);
        PlatformUI.getWorkbench().getHelpSystem().setHelp(getControl(),
                IHelpContextIds.PLUGIN_DEVELOPMENT_PROPERTY_PAGE);
    }

    /* (non-Javadoc)
     * @see org.eclipse.jface.preference.PreferencePage#performOk()
     */
    public boolean performOk() {
        Preferences pref = getPreferences((IProject) getElement().getAdapter(IProject.class));
        if (pref != null) {
            if (!fExtensionButton.getSelection())
                pref.putBoolean(ICoreConstants.EXTENSIONS_PROPERTY, false);
            else
                pref.remove(ICoreConstants.EXTENSIONS_PROPERTY);

            if (!fEquinoxButton.getSelection())
                pref.putBoolean(ICoreConstants.EQUINOX_PROPERTY, false);
            else
                pref.remove(ICoreConstants.EQUINOX_PROPERTY);

            try {
                pref.flush();
            } catch (BackingStoreException e) {
                MDEPlugin.logException(e);
            }
        }
        return super.performOk();
    }

}