| /******************************************************************************* |
| * Copyright (c) 2001, 2009 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.wst.wsdl.ui.internal.asd.properties.sections; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.custom.CCombo; |
| import org.eclipse.swt.custom.CLabel; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Event; |
| import org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetWidgetFactory; |
| |
| public abstract class ReferenceSection extends NameSection { |
| protected CCombo combo; |
| protected CLabel comboLabel; |
| |
| protected List itemsInCombo = new ArrayList(); |
| |
| /** |
| * @see org.eclipse.wst.common.ui.properties.internal.provisional.ITabbedPropertySection#createControls(org.eclipse.swt.widgets.Composite, org.eclipse.wst.common.ui.properties.internal.provisional.TabbedPropertySheetWidgetFactory) |
| */ |
| public void createControls(Composite parent, TabbedPropertySheetWidgetFactory factory) |
| { |
| super.createControls(parent, factory); |
| |
| // Create Combo row of widgets |
| comboLabel = getWidgetFactory().createCLabel(composite, "Reference"); //$NON-NLS-1$ |
| combo = getWidgetFactory().createCCombo(composite); |
| combo.setBackground(composite.getBackground()); |
| |
| // Layout Combo Label |
| GridData data = new GridData(); |
| data.horizontalAlignment = GridData.HORIZONTAL_ALIGN_BEGINNING; |
| data.grabExcessHorizontalSpace = false; |
| comboLabel.setLayoutData(data); |
| |
| // Layout Combo |
| combo.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); |
| |
| combo.addListener(SWT.Modify, this); |
| combo.addListener(SWT.DefaultSelection, this); |
| combo.addListener(SWT.Traverse, this); |
| } |
| |
| public void handleEvent(Event event) |
| { |
| if (event.widget == combo) { |
| if (isListenerEnabled() && !isInDoHandle) { |
| if (event.type == SWT.Traverse) { |
| if (event.detail == SWT.TRAVERSE_ARROW_NEXT || event.detail == SWT.TRAVERSE_ARROW_PREVIOUS) |
| isTraversing = true; |
| } |
| else { |
| isInDoHandle = true; |
| startDelayedEvent(event); |
| isInDoHandle = false; |
| } |
| } |
| } |
| else { |
| super.handleEvent(event); |
| } |
| } |
| |
| /* |
| * @see org.eclipse.wst.common.ui.properties.internal.provisional.view.ITabbedPropertySection#refresh() |
| */ |
| public void refresh() { |
| combo.removeListener(SWT.Modify, this); |
| combo.removeListener(SWT.DefaultSelection, this); |
| combo.removeListener(SWT.Traverse, this); |
| |
| super.refresh(); |
| |
| List comboItems = getComboItems(); |
| if (comboItems.size() > 0) { |
| combo.removeAll(); |
| itemsInCombo.clear(); |
| |
| // We need to populate this combo with the available references |
| // TODO: rmah: We should include the prefix as well |
| String currentComboItemName = getComboItemName(getCurrentComboItem()); |
| int currentBindingIndex = -1; |
| |
| List items = getComboItems(); |
| for (int index = 0; index < items.size(); index++) { |
| Object item = items.get(index); |
| String itemName = getComboItemName(item); |
| combo.add(itemName); |
| itemsInCombo.add(item); |
| |
| if (itemName.equals(currentComboItemName)) { |
| currentBindingIndex = index; |
| } |
| } |
| |
| if (currentBindingIndex != -1) { |
| combo.select(currentBindingIndex); |
| } |
| } |
| |
| setControlForegroundColor(combo); |
| combo.addListener(SWT.Modify, this); |
| combo.addListener(SWT.DefaultSelection, this); |
| combo.addListener(SWT.Traverse, this); |
| } |
| |
| protected abstract List getComboItems(); |
| protected abstract Object getCurrentComboItem(); |
| protected abstract String getComboItemName(Object item); |
| protected abstract void performComboSelection(Object item); |
| |
| public boolean shouldUseExtraSpace() |
| { |
| return false; |
| } |
| |
| public void doHandleEvent(Event event) |
| { |
| super.doHandleEvent(event); |
| if (event.widget == combo && !combo.isDisposed()) { |
| int selectionIndex = combo.getSelectionIndex(); |
| Object selectedItem = itemsInCombo.get(selectionIndex); |
| |
| if (shouldPerformComboSelection(event, selectedItem)) |
| { |
| performComboSelection(selectedItem); |
| refresh(); |
| } |
| } |
| } |
| |
| public void dispose() |
| { |
| if (combo != null && !combo.isDisposed()) |
| { |
| combo.removeListener(SWT.Modify, this); |
| combo.removeListener(SWT.DefaultSelection, this); |
| combo.removeListener(SWT.Traverse, this); |
| } |
| super.dispose(); |
| } |
| } |