diff options
Diffstat (limited to 'jpa/plugins/org.eclipse.jpt.ui/src/org/eclipse/jpt/ui/internal/mappings/details/StringWithDefaultChooser.java')
| -rw-r--r-- | jpa/plugins/org.eclipse.jpt.ui/src/org/eclipse/jpt/ui/internal/mappings/details/StringWithDefaultChooser.java | 274 |
1 files changed, 0 insertions, 274 deletions
diff --git a/jpa/plugins/org.eclipse.jpt.ui/src/org/eclipse/jpt/ui/internal/mappings/details/StringWithDefaultChooser.java b/jpa/plugins/org.eclipse.jpt.ui/src/org/eclipse/jpt/ui/internal/mappings/details/StringWithDefaultChooser.java deleted file mode 100644 index 57c7624201..0000000000 --- a/jpa/plugins/org.eclipse.jpt.ui/src/org/eclipse/jpt/ui/internal/mappings/details/StringWithDefaultChooser.java +++ /dev/null @@ -1,274 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2006, 2007 Oracle. 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: Oracle. - initial API and implementation - *******************************************************************************/ -package org.eclipse.jpt.ui.internal.mappings.details; - -import org.eclipse.emf.common.command.CommandStack; -import org.eclipse.emf.common.notify.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.jface.viewers.IBaseLabelProvider; -import org.eclipse.jface.viewers.IContentProvider; -import org.eclipse.jface.viewers.ISelection; -import org.eclipse.jface.viewers.ISelectionChangedListener; -import org.eclipse.jface.viewers.IStructuredContentProvider; -import org.eclipse.jface.viewers.IStructuredSelection; -import org.eclipse.jface.viewers.LabelProvider; -import org.eclipse.jface.viewers.SelectionChangedEvent; -import org.eclipse.jface.viewers.StructuredSelection; -import org.eclipse.jface.viewers.Viewer; -import org.eclipse.jpt.ui.internal.details.BaseJpaController; -import org.eclipse.jpt.ui.internal.widgets.CComboViewer; -import org.eclipse.swt.SWT; -import org.eclipse.swt.custom.CCombo; -import org.eclipse.swt.events.ModifyEvent; -import org.eclipse.swt.events.ModifyListener; -import org.eclipse.swt.widgets.Composite; -import org.eclipse.swt.widgets.Control; -import org.eclipse.swt.widgets.Display; -import org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetWidgetFactory; - -public class StringWithDefaultChooser extends BaseJpaController -{ - private StringHolder stringHolder; - private Adapter stringHolderListener; - - private CComboViewer comboViewer; - - private static final String DEFAULT = "default"; - - - public StringWithDefaultChooser(Composite parent, CommandStack theCommandStack, TabbedPropertySheetWidgetFactory widgetFactory) { - super(parent, theCommandStack, widgetFactory); - buildStringHolderListener(); - } - - - private void buildStringHolderListener() { - this.stringHolderListener = new AdapterImpl() { - public void notifyChanged(Notification notification) { - stringHolderChanged(notification); - } - }; - } - - @Override - protected void buildWidget(Composite parent) { - CCombo combo = getWidgetFactory().createCCombo(parent, SWT.FLAT); - this.comboViewer = new CComboViewer(combo); - this.comboViewer.setContentProvider(buildContentProvider()); - this.comboViewer.setLabelProvider(buildLabelProvider()); - - this.comboViewer.addSelectionChangedListener(new ISelectionChangedListener() { - public void selectionChanged(SelectionChangedEvent event) { - StringWithDefaultChooser.this.selectionChanged(event.getSelection()); - } - }); - - combo.addModifyListener( - new ModifyListener() { - public void modifyText(ModifyEvent e) { - comboModified(e); - } - }); - } - - private IContentProvider buildContentProvider() { - return new IStructuredContentProvider(){ - - public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { - } - - public void dispose() { - } - - public Object[] getElements(Object inputElement) { - return new String[] {DEFAULT}; - } - }; - } - - - private IBaseLabelProvider buildLabelProvider() { - return new LabelProvider() { - @Override - public String getText(Object element) { - if (element == DEFAULT && stringHolder.wrappedObject() != null) { - return stringHolder.defaultItem(); - } - return super.getText(element); - } - }; - } - void selectionChanged(ISelection sel) { - if (isPopulating()) { - return; - } - - if (sel instanceof IStructuredSelection) { - String selection = (String) ((IStructuredSelection) sel).getFirstElement(); - if (this.comboViewer.getCombo().getSelectionIndex() == 0) { - selection = null; - } - if (this.stringHolder.getString() == null) { - if (selection != null) { - this.stringHolder.setString(selection); - } - } - else if (!this.stringHolder.getString().equals(selection)) { - this.stringHolder.setString(selection); - } - } - } - - private void comboModified(ModifyEvent e) { - if (isPopulating()) { - return; - } - CCombo combo = (CCombo) e.getSource(); - combo.getSelectionIndex(); - String text = combo.getText(); - - if (text != null && combo.getItemCount() > 0 && text.equals(combo.getItem(0))) { - text = null; - } - if (this.stringHolder.getString() != text) { - this.stringHolder.setString(text); - } - } - - private void stringHolderChanged(Notification notification) { - if (notification.getFeatureID(this.stringHolder.featureClass()) == - this.stringHolder.featureId()) { - Display.getDefault().asyncExec( - new Runnable() { - public void run() { - if (getCombo().isDisposed()) { - return; - } - populate(); - } - }); - } - else if (this.stringHolder.supportsDefault()) { - if (notification.getFeatureID(this.stringHolder.featureClass()) == - this.stringHolder.defaultFeatureId()) { - Display.getDefault().asyncExec( - new Runnable() { - public void run() { - if (getCombo().isDisposed()) { - return; - } - populate(); - } - }); - - } - } - } - - @Override - protected void engageListeners() { - if (this.stringHolder != null && this.stringHolder.wrappedObject() != null) { - this.stringHolder.wrappedObject().eAdapters().add(this.stringHolderListener); - } - } - - @Override - protected void disengageListeners() { - if (this.stringHolder != null && this.stringHolder.wrappedObject() != null) { - this.stringHolder.wrappedObject().eAdapters().remove(this.stringHolderListener); - } - } - - @Override - public void doPopulate(EObject obj) { - this.stringHolder = (StringHolder) obj; - this.comboViewer.setInput(this.stringHolder); - populateCombo(); - } - - @Override - protected void doPopulate() { - populateCombo(); - } - - private void populateCombo() { - if (this.stringHolder.wrappedObject() == null) { - this.comboViewer.setSelection(StructuredSelection.EMPTY); - return; - } - this.comboViewer.update(this.comboViewer.getElementAt(0), null); - - String string = this.stringHolder.getString(); - if (string == null) { - if (((StructuredSelection) this.comboViewer.getSelection()).getFirstElement() == DEFAULT) { - this.comboViewer.refresh(); - } - else { - this.comboViewer.setSelection(new StructuredSelection(DEFAULT)); - } - } - else { - if (!this.comboViewer.getCombo().getText().equals(string)) { - this.comboViewer.getCombo().setText(string); - } - } - } - - public CCombo getCombo() { - return this.comboViewer.getCombo(); - } - - @Override - public Control getControl() { - return getCombo(); - } - /** - * An interface to wrap an object that supports a string with a default setting - * An object of this type must be passed in to populate(EObject) - */ - public static interface StringHolder extends EObject { - /** - * Return the string setting from the wrapped object - * @return - */ - String getString(); - - /** - * Set the string setting on the wrapped object - * @param string - */ - void setString(String string); - - /** - * Return the Class of the wrapped object - * @return - */ - Class featureClass(); - - /** - * Return the feature id of string setting on the wrapped object - * @return - */ - int featureId(); - - boolean supportsDefault(); - - int defaultFeatureId(); - - /** - * The wrapped EObject that the enum setting is stored on - * @return - */ - EObject wrappedObject(); - - String defaultItem(); - } -} |