Java tutorial
/******************************************************************************* * Copyright (c) 2011 neXtep Software and contributors. * All rights reserved. * * This file is part of neXtep designer. * * NeXtep designer is free software: you can redistribute it * and/or modify it under the terms of the GNU General Public * License as published by the Free Software Foundation, either * version 3 of the License, or any later version. * * NeXtep designer 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 neXtep designer. * If not, see <http://www.gnu.org/licenses/>. * * Contributors: * neXtep Softwares - initial API and implementation *******************************************************************************/ package com.nextep.designer.dbgm.mysql.ui.impl; import org.eclipse.core.databinding.DataBindingContext; import org.eclipse.core.databinding.UpdateValueStrategy; import org.eclipse.core.databinding.beans.PojoProperties; import org.eclipse.core.databinding.observable.value.IObservableValue; import org.eclipse.jface.databinding.swt.WidgetProperties; import org.eclipse.swt.SWT; import org.eclipse.swt.custom.CCombo; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Composite; import org.eclipse.ui.forms.IManagedForm; import org.eclipse.ui.forms.widgets.FormToolkit; import com.nextep.datadesigner.model.IModelOriented; import com.nextep.designer.core.CorePlugin; import com.nextep.designer.dbgm.mysql.model.IMySQLTable; import com.nextep.designer.dbgm.mysql.services.IMySqlModelService; import com.nextep.designer.dbgm.mysql.ui.DBMYMUIMessages; import com.nextep.designer.vcs.ui.editors.base.AbstractFormEditor; /** * MySQL-specific table editor allowing edition of {@link IMySQLTable} information. * * @author Christophe Fondacci */ public class MySQLTableFormEditor extends AbstractFormEditor<IMySQLTable> implements IModelOriented<IMySQLTable> { private CCombo engineCombo, charsetCombo, collationCombo; public MySQLTableFormEditor() { super(DBMYMUIMessages.getString("editor.table.sectionTitle"), DBMYMUIMessages //$NON-NLS-1$ .getString("editor.table.sectionDesc"), false); //$NON-NLS-1$ } @Override protected void createControls(IManagedForm managedForm, FormToolkit toolkit, Composite editor) { editor.setLayout(new GridLayout(2, false)); GridData gd = new GridData(SWT.FILL, SWT.FILL, true, false); editor.setLayoutData(gd); final IMySqlModelService modelService = CorePlugin.getService(IMySqlModelService.class); // Creating the storage engine editor toolkit.createLabel(editor, DBMYMUIMessages.getString("editor.table.storage")); //$NON-NLS-1$ engineCombo = new CCombo(editor, SWT.BORDER); toolkit.adapt(engineCombo); engineCombo.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false)); for (String engine : modelService.getEngineList()) { engineCombo.add(engine); } // Creating the charset editor toolkit.createLabel(editor, DBMYMUIMessages.getString("editor.table.charset")); //$NON-NLS-1$ charsetCombo = new CCombo(editor, SWT.BORDER); toolkit.adapt(charsetCombo); charsetCombo.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false)); for (String charset : modelService.getCharsetNamesList()) { charsetCombo.add(charset); } // Creating the collation editor toolkit.createLabel(editor, DBMYMUIMessages.getString("editor.table.collation")); //$NON-NLS-1$ collationCombo = new CCombo(editor, SWT.BORDER); toolkit.adapt(collationCombo); collationCombo.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false)); } @Override protected void doBindModel(DataBindingContext context) { final IMySQLTable table = getModel(); // Engine binding IObservableValue widgetValue = WidgetProperties.text().observe(engineCombo); IObservableValue modelValue = PojoProperties.value(IMySQLTable.class, "engine").observe( //$NON-NLS-1$ table); context.bindValue(widgetValue, modelValue); // Charset binding widgetValue = WidgetProperties.text().observe(charsetCombo); modelValue = PojoProperties.value(IMySQLTable.class, "characterSet").observe(table); //$NON-NLS-1$ UpdateValueStrategy modelUpdateStrategy = new UpdateValueStrategy(); modelUpdateStrategy.setConverter(MySQLConverterFactory.createNameToCodeCharsetConverter(collationCombo)); UpdateValueStrategy targetUpdateStrategy = new UpdateValueStrategy(); targetUpdateStrategy.setConverter(MySQLConverterFactory.createCodeToNameCharsetConverter()); context.bindValue(widgetValue, modelValue, modelUpdateStrategy, targetUpdateStrategy); // Collation binding widgetValue = WidgetProperties.text().observe(collationCombo); modelValue = PojoProperties.value(IMySQLTable.class, "collation").observe(table); //$NON-NLS-1$ context.bindValue(widgetValue, modelValue); } @Override protected void doRefresh() { } }