com.wdev91.eclipse.copyright.preferences.HeadersPreferencePage.java Source code

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Here is the source code for com.wdev91.eclipse.copyright.preferences.HeadersPreferencePage.java

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/*******************************************************************************
 * Copyright (c) 2008-2012 Eric Wuillai.
 * 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:
 *     Eric Wuillai - initial API and implementation
 ******************************************************************************/
package com.wdev91.eclipse.copyright.preferences;

import java.util.Collection;

import org.eclipse.core.runtime.Platform;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.preference.PreferencePage;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPreferencePage;
import org.eclipse.ui.PlatformUI;

import com.wdev91.eclipse.copyright.Activator;
import com.wdev91.eclipse.copyright.Messages;
import com.wdev91.eclipse.copyright.model.CopyrightManager;
import com.wdev91.eclipse.copyright.model.HeaderFormat;

public class HeadersPreferencePage extends PreferencePage implements IWorkbenchPreferencePage {
    public static final String CONTEXT_ID = Activator.PLUGIN_ID + ".prefs_formats"; //$NON-NLS-1$

    private FormatsPanel formats;

    public HeadersPreferencePage() {
        super();
    }

    @Override
    protected Control createContents(Composite parent) {
        formats = new FormatsPanel(parent, SWT.NONE);
        formats.setFormats(CopyrightManager.getHeadersFormats());

        PlatformUI.getWorkbench().getHelpSystem().setHelp(parent, CONTEXT_ID);
        return formats;
    }

    public void init(IWorkbench workbench) {
    }

    @Override
    protected void performDefaults() {
        formats.setFormats(CopyrightManager.getDefaultHeadersFormats());
        super.performDefaults();
    }

    @Override
    public boolean performOk() {
        Collection<HeaderFormat> headerFormats = formats.getFormats();
        for (HeaderFormat format : headerFormats) {
            if (!format.isExcluded()
                    && (format.getBeginLine().trim().length() == 0 || format.getEndLine().trim().length() == 0)) {
                MessageDialog.openError(getShell(), Messages.HeadersPreferencePage_errorTitle,
                        NLS.bind(Messages.HeadersPreferencePage_errorInvalidHeaderFormat,
                                Platform.getContentTypeManager().getContentType(format.getContentId()).getName()));
                return false;
            }
        }
        CopyrightManager.saveFormats(headerFormats);
        return true;
    }
}