com.twinsoft.convertigo.eclipse.preferences.EnginePreferencePage.java Source code

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Here is the source code for com.twinsoft.convertigo.eclipse.preferences.EnginePreferencePage.java

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/*
 * Copyright (c) 2001-2011 Convertigo SA.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Affero General Public License
 * as published by the Free Software Foundation; either version 3
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, see<http://www.gnu.org/licenses/>.
 *
 * $URL$
 * $Author$
 * $Revision$
 * $Date$
 */

package com.twinsoft.convertigo.eclipse.preferences;

import java.util.Map;
import java.util.StringTokenizer;

import org.eclipse.jface.preference.PreferencePage;
import org.eclipse.swt.SWT;
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.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPreferencePage;

import com.twinsoft.convertigo.eclipse.ConvertigoPlugin;
import com.twinsoft.convertigo.eclipse.dialogs.EnginePreferenceComposite;
import com.twinsoft.convertigo.engine.EnginePropertiesManager;
import com.twinsoft.convertigo.engine.EnginePropertiesManager.PropertyName;
import com.twinsoft.convertigo.engine.EnginePropertiesManager.PropertyType;

public class EnginePreferencePage extends PreferencePage implements IWorkbenchPreferencePage {

    public EnginePreferencePage() {
        super();
        setDescription(
                "You can hover your mouse on all properties configured with symbols in order to display the computed value in a tooltip.");
    }

    private Map<PropertyName, String> modifiedProperties;

    protected Control createContents(Composite parent) {
        EnginePreferenceComposite composite = new EnginePreferenceComposite(parent, SWT.NONE);

        GridLayout layout = new GridLayout();

        layout.marginTop = 0;
        composite.setLayout(layout);
        composite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

        modifiedProperties = composite.getModifiedProperties();
        return composite.getExpandBar();
    }

    public void init(IWorkbench workbench) {
    }

    /* (non-Javadoc)
     * @see org.eclipse.jface.preference.PreferencePage#performDefaults()
     */
    protected void performDefaults() {
        ConvertigoPlugin.infoMessageBox("Not implemented!");
        super.performDefaults();
    }

    /* (non-Javadoc)
     * @see org.eclipse.jface.preference.PreferencePage#performOk()
     */
    public boolean performOk() {
        for (PropertyName property : modifiedProperties.keySet()) {
            ConvertigoPlugin.logDebug(
                    "Updating engine property " + property.name() + ": " + modifiedProperties.get(property));
            if (property.getType() == PropertyType.Array) {
                String value = modifiedProperties.get(property);
                StringTokenizer st = new StringTokenizer(value, "\r\n", false);
                String[] propertyAsStringArray = new String[st.countTokens()];
                int i = 0;
                while (st.hasMoreTokens()) {
                    String item = st.nextToken();
                    propertyAsStringArray[i] = item;
                    i++;
                }

                EnginePropertiesManager.setPropertyFromStringArray(property, propertyAsStringArray);
            } else {
                EnginePropertiesManager.setProperty(property, modifiedProperties.get(property));
            }
        }
        try {
            EnginePropertiesManager.saveProperties();
        } catch (Exception e) {
            ConvertigoPlugin.logException(e, "Unable to save engine properties!");
        }
        return super.performOk();
    }
}