| /******************************************************************************* |
| * Copyright (c) 2011 Google, Inc. |
| * 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: |
| * Google, Inc. - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wb.internal.core.model.property.editor; |
| |
| import org.eclipse.wb.internal.core.DesignerPlugin; |
| import org.eclipse.wb.internal.core.model.ModelMessages; |
| import org.eclipse.wb.internal.core.model.property.Property; |
| import org.eclipse.wb.internal.core.utils.ui.UiUtils; |
| |
| import java.text.MessageFormat; |
| |
| /** |
| * The {@link PropertyEditor} for <code>float</code>. |
| * |
| * @author scheglov_ke |
| * @coverage core.model.property.editor |
| */ |
| public class FloatPropertyEditor extends AbstractTextPropertyEditor { |
| //////////////////////////////////////////////////////////////////////////// |
| // |
| // Instance |
| // |
| //////////////////////////////////////////////////////////////////////////// |
| public static final PropertyEditor INSTANCE = new FloatPropertyEditor(); |
| |
| protected FloatPropertyEditor() { |
| } |
| |
| //////////////////////////////////////////////////////////////////////////// |
| // |
| // Presentation |
| // |
| //////////////////////////////////////////////////////////////////////////// |
| @Override |
| public String getText(Property property) throws Exception { |
| Object value = property.getValue(); |
| if (value instanceof Float) { |
| return value.toString(); |
| } |
| return null; |
| } |
| |
| //////////////////////////////////////////////////////////////////////////// |
| // |
| // Editing |
| // |
| //////////////////////////////////////////////////////////////////////////// |
| @Override |
| protected String getEditorText(Property property) throws Exception { |
| return getText(property); |
| } |
| |
| @Override |
| protected boolean setEditorText(Property property, String text) throws Exception { |
| text = text.trim(); |
| // check for delete |
| if (text.length() == 0) { |
| property.setValue(Property.UNKNOWN_VALUE); |
| } |
| // prepare value |
| Float value; |
| try { |
| value = Float.valueOf(text); |
| } catch (Throwable e) { |
| UiUtils.openWarning( |
| DesignerPlugin.getShell(), |
| property.getTitle(), |
| MessageFormat.format(ModelMessages.FloatPropertyEditor_notValidFloat, text)); |
| return false; |
| } |
| // modify property |
| property.setValue(value); |
| return true; |
| } |
| } |