| /******************************************************************************* |
| * Copyright (c) 2007, 2008 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 java.util.ArrayList; |
| import java.util.List; |
| import java.util.ListIterator; |
| import org.eclipse.jface.viewers.ILabelProvider; |
| import org.eclipse.jface.viewers.LabelProvider; |
| import org.eclipse.jpt.core.context.AttributeOverride; |
| import org.eclipse.jpt.core.context.BaseEmbeddedMapping; |
| import org.eclipse.jpt.core.context.BaseOverride; |
| import org.eclipse.jpt.core.context.Column; |
| import org.eclipse.jpt.ui.WidgetFactory; |
| import org.eclipse.jpt.ui.internal.JpaHelpContextIds; |
| import org.eclipse.jpt.ui.internal.mappings.JptUiMappingsMessages; |
| import org.eclipse.jpt.ui.internal.util.ControlEnabler; |
| import org.eclipse.jpt.ui.internal.util.PaneEnabler; |
| import org.eclipse.jpt.ui.internal.widgets.FormPane; |
| import org.eclipse.jpt.ui.internal.widgets.AddRemoveListPane; |
| import org.eclipse.jpt.ui.internal.widgets.AddRemovePane.Adapter; |
| import org.eclipse.jpt.utility.internal.StringTools; |
| import org.eclipse.jpt.utility.internal.model.value.CachingTransformationWritablePropertyValueModel; |
| import org.eclipse.jpt.utility.internal.model.value.CompositeListValueModel; |
| import org.eclipse.jpt.utility.internal.model.value.ItemPropertyListValueModelAdapter; |
| import org.eclipse.jpt.utility.internal.model.value.ListAspectAdapter; |
| import org.eclipse.jpt.utility.internal.model.value.SimplePropertyValueModel; |
| import org.eclipse.jpt.utility.internal.model.value.TransformationPropertyValueModel; |
| import org.eclipse.jpt.utility.internal.model.value.swing.ObjectListSelectionModel; |
| import org.eclipse.jpt.utility.model.value.ListValueModel; |
| import org.eclipse.jpt.utility.model.value.PropertyValueModel; |
| import org.eclipse.jpt.utility.model.value.WritablePropertyValueModel; |
| import org.eclipse.swt.widgets.Button; |
| import org.eclipse.swt.widgets.Composite; |
| |
| /** |
| * Here the layout of this pane: |
| * <pre> |
| * ----------------------------------------------------------------------------- |
| * | ------------------------------------------------------------------------- | |
| * | | | | |
| * | | AddRemoveListPane | | |
| * | | | | |
| * | ------------------------------------------------------------------------- | |
| * | | |
| * | x Override Default | |
| * | | |
| * | ------------------------------------------------------------------------- | |
| * | | | | |
| * | | ColumnComposite | | |
| * | | | | |
| * | ------------------------------------------------------------------------- | |
| * -----------------------------------------------------------------------------</pre> |
| * |
| * @see EmbeddedMapping |
| * @see EmbeddedMappingComposite - The parent container |
| * @see ColumnComposite |
| * |
| * @version 2.0 |
| * @since 1.0 |
| */ |
| public class EmbeddedAttributeOverridesComposite extends FormPane<BaseEmbeddedMapping> |
| { |
| private WritablePropertyValueModel<AttributeOverride> selectedAttributeOverrideHolder; |
| |
| private WritablePropertyValueModel<Boolean> overrideVirtualAttributeOverrideHolder; |
| |
| /** |
| * Creates a new <code>EmbeddedAttributeOverridesComposite</code>. |
| * |
| * @param parentPane The parent container of this one |
| * @param parent The parent container |
| */ |
| public EmbeddedAttributeOverridesComposite(FormPane<? extends BaseEmbeddedMapping> parentPane, |
| Composite parent) { |
| |
| super(parentPane, parent); |
| } |
| |
| /** |
| * Creates a new <code>EmbeddedAttributeOverridesComposite</code>. |
| * |
| * @param subjectHolder The holder of the subject <code>IEmbeddedMapping</code> |
| * @param parent The parent container |
| * @param widgetFactory The factory used to create various common widgets |
| */ |
| public EmbeddedAttributeOverridesComposite(PropertyValueModel<? extends BaseEmbeddedMapping> subjectHolder, |
| Composite parent, |
| WidgetFactory widgetFactory) { |
| |
| super(subjectHolder, parent, widgetFactory); |
| } |
| |
| @Override |
| protected void initialize() { |
| super.initialize(); |
| this.selectedAttributeOverrideHolder = buildAttributeOverrideHolder(); |
| } |
| |
| private AddRemoveListPane<BaseEmbeddedMapping> initializeAttributeOverridesList(Composite container) { |
| |
| return new AddRemoveListPane<BaseEmbeddedMapping>( |
| this, |
| addSubPane(container, 8), |
| buildAttributeOverridesAdapter(), |
| buildAttributeOverridesListModel(), |
| this.selectedAttributeOverrideHolder, |
| buildAttributeOverrideLabelProvider(), |
| JpaHelpContextIds.MAPPING_EMBEDDED_ATTRIBUTE_OVERRIDES |
| ) |
| { |
| @Override |
| protected void initializeButtonPane(Composite container, String helpId) { |
| } |
| |
| @Override |
| protected void updateButtons() { |
| } |
| }; |
| } |
| |
| @Override |
| protected void initializeLayout(Composite container) { |
| |
| // Attribute Overrides group box |
| container = addTitledGroup( |
| container, |
| JptUiMappingsMessages.AttributeOverridesComposite_attributeOverridesGroup |
| ); |
| |
| // Attribute Overrides list |
| initializeAttributeOverridesList(container); |
| |
| // Property pane |
| initializePropertyPane(addSubPane(container, 5, 0)); |
| } |
| |
| private void initializePropertyPane(Composite container) { |
| |
| // Override Default check box |
| Button overrideDefaultButton = addUnmanagedCheckBox( |
| addSubPane(container, 0, getGroupBoxMargin()), |
| JptUiMappingsMessages.AttributeOverridesComposite_overrideDefault, |
| getOverrideVirtualAttributeOverrideHolder(), |
| null |
| ); |
| |
| installOverrideDefaultButtonEnabler(overrideDefaultButton); |
| |
| // Column widgets |
| ColumnComposite columnComposite = new ColumnComposite( |
| this, |
| buildColumnHolder(this.selectedAttributeOverrideHolder), |
| container, |
| true, |
| false |
| ); |
| |
| installColumnCompositeEnabler(columnComposite); |
| } |
| |
| private void installColumnCompositeEnabler(ColumnComposite columnComposite) { |
| new PaneEnabler( |
| getOverrideVirtualAttributeOverrideHolder(), |
| columnComposite |
| ); |
| } |
| |
| private void installOverrideDefaultButtonEnabler(Button overrideDefaultButton) { |
| new ControlEnabler( |
| buildOverrideVirtualAttributeOverrideEnablerHolder(), |
| overrideDefaultButton |
| ); |
| } |
| |
| private WritablePropertyValueModel<AttributeOverride> buildAttributeOverrideHolder() { |
| return new SimplePropertyValueModel<AttributeOverride>(); |
| } |
| |
| private ILabelProvider buildAttributeOverrideLabelProvider() { |
| return new LabelProvider() { |
| @Override |
| public String getText(Object element) { |
| return buildOverrideDisplayString((AttributeOverride) element); |
| } |
| }; |
| } |
| |
| private Adapter buildAttributeOverridesAdapter() { |
| return new AddRemoveListPane.AbstractAdapter() { |
| |
| public void addNewItem(ObjectListSelectionModel listSelectionModel) { |
| } |
| |
| public void removeSelectedItems(ObjectListSelectionModel listSelectionModel) { |
| } |
| }; |
| } |
| |
| private ListValueModel<AttributeOverride> buildAttributeOverridesListHolder() { |
| List<ListValueModel<AttributeOverride>> list = new ArrayList<ListValueModel<AttributeOverride>>(); |
| list.add(buildSpecifiedAttributeOverridesListHolder()); |
| list.add(buildVirtualAttributeOverridesListHolder()); |
| return new CompositeListValueModel<ListValueModel<AttributeOverride>, AttributeOverride>(list); |
| } |
| |
| private ListValueModel<AttributeOverride> buildAttributeOverridesListModel() { |
| return new ItemPropertyListValueModelAdapter<AttributeOverride>( |
| buildAttributeOverridesListHolder(), |
| BaseOverride.NAME_PROPERTY |
| ); |
| } |
| |
| private PropertyValueModel<Column> buildColumnHolder(WritablePropertyValueModel<AttributeOverride> attributeOverrideHolder) { |
| return new TransformationPropertyValueModel<AttributeOverride, Column>(attributeOverrideHolder) { |
| @Override |
| protected Column transform_(AttributeOverride value) { |
| return value.getColumn(); |
| } |
| }; |
| } |
| |
| private ListValueModel<AttributeOverride> buildVirtualAttributeOverridesListHolder() { |
| return new ListAspectAdapter<BaseEmbeddedMapping, AttributeOverride>( |
| this.getSubjectHolder(), |
| BaseEmbeddedMapping.VIRTUAL_ATTRIBUTE_OVERRIDES_LIST) |
| { |
| @Override |
| protected ListIterator<AttributeOverride> listIterator_() { |
| return subject.virtualAttributeOverrides(); |
| } |
| |
| @Override |
| protected int size_() { |
| return subject.virtualAttributeOverridesSize(); |
| } |
| }; |
| } |
| |
| private PropertyValueModel<Boolean> buildOverrideVirtualAttributeOverrideEnablerHolder() { |
| return new TransformationPropertyValueModel<AttributeOverride, Boolean>(this.selectedAttributeOverrideHolder) { |
| @Override |
| protected Boolean transform(AttributeOverride value) { |
| return (value != null); |
| } |
| }; |
| } |
| |
| protected WritablePropertyValueModel<Boolean> getOverrideVirtualAttributeOverrideHolder() { |
| if (this.overrideVirtualAttributeOverrideHolder == null) { |
| this.overrideVirtualAttributeOverrideHolder = buildOverrideVirtualAttributeOverrideHolder(); |
| } |
| return this.overrideVirtualAttributeOverrideHolder; |
| } |
| |
| private WritablePropertyValueModel<Boolean> buildOverrideVirtualAttributeOverrideHolder() { |
| return new CachingTransformationWritablePropertyValueModel<AttributeOverride, Boolean>(this.selectedAttributeOverrideHolder) { |
| @Override |
| public void setValue(Boolean value) { |
| updateAttributeOverride(value); |
| } |
| |
| @Override |
| protected Boolean transform_(AttributeOverride value) { |
| return !value.isVirtual(); |
| } |
| }; |
| } |
| |
| private String buildOverrideDisplayString(AttributeOverride override) { |
| |
| String name = override.getName(); |
| |
| if (StringTools.stringIsEmpty(name)) { |
| name = JptUiMappingsMessages.OverridesComposite_noName; |
| } |
| else { |
| name = name.trim(); |
| } |
| |
| return name; |
| } |
| |
| private ListValueModel<AttributeOverride> buildSpecifiedAttributeOverridesListHolder() { |
| return new ListAspectAdapter<BaseEmbeddedMapping, AttributeOverride>( |
| this.getSubjectHolder(), |
| BaseEmbeddedMapping.SPECIFIED_ATTRIBUTE_OVERRIDES_LIST) |
| { |
| @Override |
| protected ListIterator<AttributeOverride> listIterator_() { |
| return this.subject.specifiedAttributeOverrides(); |
| } |
| |
| @Override |
| public int size_() { |
| return this.subject.specifiedAttributeOverridesSize(); |
| } |
| }; |
| } |
| |
| |
| private void updateAttributeOverride(boolean selected) { |
| |
| if (isPopulating()) { |
| return; |
| } |
| |
| setPopulating(true); |
| |
| try { |
| AttributeOverride selectedOverride = this.selectedAttributeOverrideHolder.getValue(); |
| AttributeOverride newOverride = selectedOverride.setVirtual(!selected); |
| |
| //select the new override so the UI remains consistent |
| this.selectedAttributeOverrideHolder.setValue(newOverride); |
| } |
| finally { |
| setPopulating(false); |
| } |
| } |
| } |