| /*************************************************************************************************** |
| * Copyright (c) 2003, 2004 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 org.eclipse.jst.j2ee.internal.webservice.adapter; |
| |
| import org.eclipse.emf.common.notify.Notification; |
| import org.eclipse.emf.common.notify.impl.AdapterImpl; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.EStructuralFeature; |
| import org.eclipse.jst.j2ee.internal.J2EEEditModel; |
| import org.eclipse.jst.j2ee.internal.webservice.command.CommandModifyText; |
| import org.eclipse.jst.j2ee.internal.webservice.editmodel.EditModel; |
| import org.eclipse.swt.events.ModifyEvent; |
| import org.eclipse.swt.events.ModifyListener; |
| import org.eclipse.swt.widgets.Text; |
| |
| |
| public class AdapterText extends AdapterImpl implements ModifyListener { |
| protected EditModel editModel_; |
| protected EObject eObject_; |
| protected EStructuralFeature feature_; |
| protected Text text_; |
| protected boolean nillable_; |
| protected J2EEEditModel j2eeEditModel; |
| |
| public AdapterText(EditModel editModel, EStructuralFeature feature, Text text, boolean nillable) { |
| super(); |
| editModel_ = editModel; |
| eObject_ = null; |
| feature_ = feature; |
| text_ = text; |
| nillable_ = nillable; |
| text_.addModifyListener(this); |
| } |
| |
| public AdapterText(EditModel editModel, EObject eObject, EStructuralFeature feature, Text text, boolean nillable) { |
| this(editModel, feature, text, nillable); |
| adapt(eObject); |
| } |
| |
| public void notifyChanged(Notification msg) { |
| int type = msg.getEventType(); |
| if ((type == Notification.SET || type == Notification.UNSET) && syncTextAndModel() && msg.getFeature() == feature_) |
| setText(msg.getNewStringValue()); |
| } |
| |
| public void modifyText(ModifyEvent e) { |
| if (syncTextAndModel()) { |
| CommandModifyText command = new CommandModifyText(null, null, eObject_, feature_, text_.getText(), nillable_); |
| if (editModel_ != null) { |
| editModel_.getRootModelResource().setModified(true); |
| editModel_.getCommandStack().execute(command); |
| } else { |
| j2eeEditModel.getCommandStack().execute(command); |
| } |
| } |
| } |
| |
| public void adapt(EObject eObject) { |
| if (eObject_ != null) |
| eObject_.eAdapters().remove(this); |
| eObject_ = eObject; |
| if (eObject_ != null) { |
| eObject_.eAdapters().add(this); |
| setText((String) eObject_.eGet(feature_)); |
| } else |
| setText(null); |
| } |
| |
| public void adapt(EObject eObject, EStructuralFeature feature) { |
| feature_ = feature; |
| adapt(eObject); |
| } |
| |
| public void dispose() { |
| if (eObject_ != null) |
| eObject_.eAdapters().remove(this); |
| if (text_ != null && !text_.isDisposed()) |
| text_.removeModifyListener(this); |
| } |
| |
| protected boolean syncTextAndModel() { |
| if (eObject_ != null) { |
| String modelValue = (String) eObject_.eGet(feature_); |
| String textValue = text_.getText(); |
| if (modelValue == null || modelValue.length() <= 0) |
| return !(textValue == null || textValue.length() <= 0); |
| return !(modelValue.equals(textValue)); |
| } |
| return false; |
| } |
| |
| protected void setText(String text) { |
| if (!text_.isDisposed()) { |
| String currText = text_.getText(); |
| if (text == null || text.length() <= 0) { |
| if (currText != null && currText.length() > 0) |
| text_.setText(""); //$NON-NLS-1$ |
| } else if (!text.equals(currText)) |
| text_.setText(text); |
| } |
| } |
| |
| /** |
| * @return Returns the j2eeEditModel. |
| */ |
| public J2EEEditModel getJ2eeEditModel() { |
| return j2eeEditModel; |
| } |
| |
| /** |
| * @param editModel |
| * The j2eeEditModel to set. |
| */ |
| public void setJ2eeEditModel(J2EEEditModel editModel) { |
| j2eeEditModel = editModel; |
| } |
| |
| } |