| /******************************************************************************* |
| * Copyright (c) 2007, 2010 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.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.AssociationOverride; |
| import org.eclipse.jpt.core.context.AssociationOverrideContainer; |
| import org.eclipse.jpt.core.context.AttributeOverride; |
| import org.eclipse.jpt.core.context.AttributeOverrideContainer; |
| import org.eclipse.jpt.core.context.BaseOverride; |
| import org.eclipse.jpt.core.context.JpaContextNode; |
| import org.eclipse.jpt.ui.internal.JpaHelpContextIds; |
| import org.eclipse.jpt.ui.internal.util.ControlSwitcher; |
| import org.eclipse.jpt.ui.internal.util.PaneEnabler; |
| import org.eclipse.jpt.ui.internal.utility.swt.SWTTools; |
| import org.eclipse.jpt.ui.internal.widgets.AddRemoveListPane; |
| import org.eclipse.jpt.ui.internal.widgets.Pane; |
| import org.eclipse.jpt.ui.internal.widgets.AddRemovePane.Adapter; |
| import org.eclipse.jpt.utility.internal.StringTools; |
| import org.eclipse.jpt.utility.internal.Transformer; |
| import org.eclipse.jpt.utility.internal.model.value.CachingTransformationPropertyValueModel; |
| 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.TransformationWritablePropertyValueModel; |
| 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; |
| import org.eclipse.swt.widgets.Control; |
| import org.eclipse.ui.part.PageBook; |
| |
| @SuppressWarnings("nls") |
| public abstract class AbstractOverridesComposite<T extends JpaContextNode> |
| extends Pane<T> |
| { |
| private Pane<AttributeOverride> attributeOverridePane; |
| private Pane<AssociationOverride> associationOverridePane; |
| |
| private WritablePropertyValueModel<BaseOverride> selectedOverrideHolder; |
| private WritablePropertyValueModel<Boolean> overrideVirtualOverrideHolder; |
| |
| |
| protected AbstractOverridesComposite( |
| Pane<? extends T> parentPane, |
| Composite parent) { |
| |
| super(parentPane, parent, false); |
| } |
| |
| |
| @Override |
| protected void initialize() { |
| super.initialize(); |
| this.selectedOverrideHolder = buildSelectedOverrideHolder(); |
| } |
| |
| private WritablePropertyValueModel<BaseOverride> buildSelectedOverrideHolder() { |
| return new SimplePropertyValueModel<BaseOverride>(); |
| } |
| |
| protected abstract boolean supportsAssociationOverrides(); |
| |
| @Override |
| protected void initializeLayout(Composite container) { |
| // Overrides group pane |
| container = addTitledGroup( |
| container, |
| JptUiDetailsMessages.OverridesComposite_attributeOverridesGroup); |
| |
| // Overrides list pane |
| initializeOverridesList(container); |
| |
| int groupBoxMargin = getGroupBoxMargin(); |
| |
| // Override Default check box |
| Button overrideCheckBox = addCheckBox( |
| addSubPane(container, 0, groupBoxMargin, 0, groupBoxMargin), |
| JptUiDetailsMessages.OverridesComposite_overrideDefault, |
| getOverrideVirtualOverrideHolder(), |
| null); |
| SWTTools.controlVisibleState(buildSelectedOverrideBooleanHolder(), overrideCheckBox); |
| |
| // Property pane |
| PageBook pageBook = addPageBook(container); |
| initializeOverridePanes(pageBook); |
| installOverrideControlSwitcher(this.selectedOverrideHolder, pageBook); |
| } |
| |
| protected void initializeOverridePanes(PageBook pageBook) { |
| initializeAttributeOverridePane(pageBook); |
| if (supportsAssociationOverrides()) { |
| initializeAssociationOverridePane(pageBook); |
| } |
| } |
| |
| private PropertyValueModel<Boolean> buildSelectedOverrideBooleanHolder() { |
| return new TransformationPropertyValueModel<BaseOverride, Boolean>(this.selectedOverrideHolder) { |
| @Override |
| protected Boolean transform(BaseOverride value) { |
| return Boolean.valueOf(value != null); |
| } |
| }; |
| } |
| |
| private void initializeOverridesList(Composite container) { |
| new AddRemoveListPane<T>( |
| this, |
| addSubPane(container, 8), |
| buildOverridesAdapter(), |
| buildOverridesListModel(), |
| this.selectedOverrideHolder, |
| buildOverrideLabelProvider(), |
| JpaHelpContextIds.ENTITY_ATTRIBUTE_OVERRIDES) { |
| |
| @Override |
| protected void initializeButtonPane(Composite container, String helpId) { |
| //no buttons: no way to add/remove/edit overrides, they are all defaulted in |
| } |
| |
| @Override |
| protected void updateButtons() { |
| //no buttons: no way to add/remove/edit overrides, they are all defaulted in |
| } |
| }; |
| } |
| |
| protected void initializeAttributeOverridePane(PageBook pageBook) { |
| PropertyValueModel<AttributeOverride> attributeOverrideHolder = buildAttributeOverrideHolder(); |
| this.attributeOverridePane = buildAttributeOverridePane(pageBook, attributeOverrideHolder); |
| installAttributeOverridePaneEnabler(this.attributeOverridePane, attributeOverrideHolder); |
| } |
| |
| protected Pane<AttributeOverride> buildAttributeOverridePane(PageBook pageBook, PropertyValueModel<AttributeOverride> attributeOverrideHolder) { |
| return new AttributeOverrideComposite(this, attributeOverrideHolder, pageBook); |
| } |
| |
| private void installAttributeOverridePaneEnabler(Pane<AttributeOverride> pane, PropertyValueModel<AttributeOverride> overrideHolder) { |
| new PaneEnabler( |
| buildOverrideBooleanHolder(overrideHolder), |
| pane); |
| } |
| |
| private PropertyValueModel<Boolean> buildOverrideBooleanHolder(PropertyValueModel<? extends BaseOverride> overrideHolder) { |
| return new CachingTransformationPropertyValueModel<BaseOverride, Boolean>(overrideHolder) { |
| @Override |
| protected Boolean transform_(BaseOverride value) { |
| return Boolean.valueOf(!value.isVirtual()); |
| } |
| }; |
| } |
| |
| protected void initializeAssociationOverridePane(PageBook pageBook) { |
| PropertyValueModel<AssociationOverride> associationOverrideHolder = buildAssociationOverrideHolder(); |
| this.associationOverridePane = buildAssociationOverridePane(pageBook, associationOverrideHolder); |
| installAssociationOverridePaneEnabler(this.associationOverridePane, associationOverrideHolder); |
| } |
| |
| protected Pane<AssociationOverride> buildAssociationOverridePane(PageBook pageBook, PropertyValueModel<AssociationOverride> associationOverrideHolder) { |
| return new AssociationOverrideComposite(this, associationOverrideHolder, pageBook); |
| } |
| |
| private void installAssociationOverridePaneEnabler(Pane<AssociationOverride> pane, PropertyValueModel<AssociationOverride> overrideHolder) { |
| new PaneEnabler( |
| buildOverrideBooleanHolder(overrideHolder), |
| pane); |
| } |
| |
| private void installOverrideControlSwitcher( |
| PropertyValueModel<BaseOverride> overrideHolder, |
| PageBook pageBook) { |
| |
| new ControlSwitcher( |
| overrideHolder, |
| buildPaneTransformer(), |
| pageBook); |
| } |
| |
| private WritablePropertyValueModel<AssociationOverride> buildAssociationOverrideHolder() { |
| return new TransformationWritablePropertyValueModel<BaseOverride, AssociationOverride>(this.selectedOverrideHolder) { |
| @Override |
| protected AssociationOverride transform_(BaseOverride value) { |
| return (value instanceof AssociationOverride) ? (AssociationOverride) value : null; |
| } |
| }; |
| } |
| |
| private WritablePropertyValueModel<AttributeOverride> buildAttributeOverrideHolder() { |
| return new TransformationWritablePropertyValueModel<BaseOverride, AttributeOverride>(this.selectedOverrideHolder) { |
| @Override |
| protected AttributeOverride transform_(BaseOverride value) { |
| return (value instanceof AttributeOverride) ? (AttributeOverride) value : null; |
| } |
| }; |
| } |
| |
| private ListValueModel<AssociationOverride> buildDefaultAssociationOverridesListHolder(PropertyValueModel<AssociationOverrideContainer> containerHolder) { |
| return new ListAspectAdapter<AssociationOverrideContainer, AssociationOverride>(containerHolder, AssociationOverrideContainer.VIRTUAL_ASSOCIATION_OVERRIDES_LIST) { |
| @Override |
| protected ListIterator<AssociationOverride> listIterator_() { |
| return this.subject.virtualAssociationOverrides(); |
| } |
| |
| @Override |
| protected int size_() { |
| return this.subject.virtualAssociationOverridesSize(); |
| } |
| }; |
| } |
| |
| private ListValueModel<AttributeOverride> buildDefaultAttributeOverridesListHolder(PropertyValueModel<AttributeOverrideContainer> containerHolder) { |
| return new ListAspectAdapter<AttributeOverrideContainer, AttributeOverride>(containerHolder, AttributeOverrideContainer.VIRTUAL_ATTRIBUTE_OVERRIDES_LIST) { |
| @Override |
| protected ListIterator<AttributeOverride> listIterator_() { |
| return this.subject.virtualAttributeOverrides(); |
| } |
| |
| @Override |
| protected int size_() { |
| return this.subject.virtualAttributeOverridesSize(); |
| } |
| }; |
| } |
| |
| protected WritablePropertyValueModel<Boolean> getOverrideVirtualOverrideHolder() { |
| if (this.overrideVirtualOverrideHolder == null) { |
| this.overrideVirtualOverrideHolder = buildOverrideVirtualOverrideHolder(); |
| } |
| return this.overrideVirtualOverrideHolder; |
| } |
| |
| private WritablePropertyValueModel<Boolean> buildOverrideVirtualOverrideHolder() { |
| return new CachingTransformationWritablePropertyValueModel<BaseOverride, Boolean>(this.selectedOverrideHolder) { |
| @Override |
| public void setValue(Boolean value) { |
| updateOverride(value.booleanValue()); |
| } |
| |
| @Override |
| protected Boolean transform_(BaseOverride value) { |
| return Boolean.valueOf(!value.isVirtual()); |
| } |
| }; |
| } |
| |
| private String buildOverrideDisplayString(BaseOverride override) { |
| String overrideType; |
| |
| // Retrieve the type |
| if (override instanceof AssociationOverride) { |
| overrideType = JptUiDetailsMessages.OverridesComposite_association; |
| } |
| else { |
| overrideType = JptUiDetailsMessages.OverridesComposite_attribute; |
| } |
| |
| // Format the name |
| String name = override.getName(); |
| |
| if (StringTools.stringIsEmpty(name)) { |
| name = JptUiDetailsMessages.OverridesComposite_noName; |
| } |
| |
| // Format: <name> (Attribute/Association Override) |
| StringBuilder sb = new StringBuilder(); |
| sb.append(name); |
| sb.append(" ("); |
| sb.append(overrideType); |
| sb.append(") "); |
| return sb.toString(); |
| } |
| |
| protected ILabelProvider buildOverrideLabelProvider() { |
| return new LabelProvider() { |
| @Override |
| public String getText(Object element) { |
| return buildOverrideDisplayString((BaseOverride) element); |
| } |
| }; |
| } |
| |
| protected Adapter buildOverridesAdapter() { |
| return new AddRemoveListPane.AbstractAdapter() { |
| public void addNewItem(ObjectListSelectionModel listSelectionModel) { |
| //no way to add/remove/edit overrides, they are all defaulted in |
| } |
| |
| public void removeSelectedItems(ObjectListSelectionModel listSelectionModel) { |
| //no way to add/remove/edit overrides, they are all defaulted in |
| } |
| }; |
| } |
| |
| protected ListValueModel<BaseOverride> buildOverridesListHolder() { |
| PropertyValueModel<AttributeOverrideContainer> attributeOverrideContainerHolder = buildAttributeOverrideContainerHolder(); |
| List<ListValueModel<? extends BaseOverride>> list = new ArrayList<ListValueModel<? extends BaseOverride>>(); |
| |
| list.add(buildSpecifiedAttributeOverridesListHolder(attributeOverrideContainerHolder)); |
| list.add(buildDefaultAttributeOverridesListHolder(attributeOverrideContainerHolder)); |
| |
| if (supportsAssociationOverrides()) { |
| PropertyValueModel<AssociationOverrideContainer> associationOverrideContainerHolder = buildAssociationOverrideContainerHolder(); |
| list.add(buildSpecifiedAssociationOverridesListHolder(associationOverrideContainerHolder)); |
| list.add(buildDefaultAssociationOverridesListHolder(associationOverrideContainerHolder)); |
| } |
| |
| return new CompositeListValueModel<ListValueModel<? extends BaseOverride>, BaseOverride>(list); |
| } |
| |
| protected abstract PropertyValueModel<AttributeOverrideContainer> buildAttributeOverrideContainerHolder(); |
| |
| protected abstract PropertyValueModel<AssociationOverrideContainer> buildAssociationOverrideContainerHolder(); |
| |
| private ListValueModel<BaseOverride> buildOverridesListModel() { |
| return new ItemPropertyListValueModelAdapter<BaseOverride>( |
| buildOverridesListHolder(), |
| BaseOverride.NAME_PROPERTY); |
| } |
| |
| private Transformer<BaseOverride, Control> buildPaneTransformer() { |
| return new Transformer<BaseOverride, Control>() { |
| public Control transform(BaseOverride override) { |
| return AbstractOverridesComposite.this.transformSelectedOverride(override); |
| } |
| }; |
| } |
| |
| /** |
| * Given the selected override, return the control that will be displayed |
| */ |
| protected Control transformSelectedOverride(BaseOverride selectedOverride) { |
| if (selectedOverride instanceof AttributeOverride) { |
| return AbstractOverridesComposite.this.attributeOverridePane.getControl(); |
| } |
| |
| if (selectedOverride instanceof AssociationOverride) { |
| return AbstractOverridesComposite.this.associationOverridePane.getControl(); |
| } |
| |
| return null; |
| } |
| |
| private ListValueModel<AssociationOverride> buildSpecifiedAssociationOverridesListHolder(PropertyValueModel<AssociationOverrideContainer> containerHolder) { |
| return new ListAspectAdapter<AssociationOverrideContainer, AssociationOverride>(containerHolder, AssociationOverrideContainer.SPECIFIED_ASSOCIATION_OVERRIDES_LIST) { |
| @Override |
| protected ListIterator<AssociationOverride> listIterator_() { |
| return this.subject.specifiedAssociationOverrides(); |
| } |
| |
| @Override |
| protected int size_() { |
| return this.subject.specifiedAssociationOverridesSize(); |
| } |
| }; |
| } |
| |
| private ListValueModel<AttributeOverride> buildSpecifiedAttributeOverridesListHolder(PropertyValueModel<AttributeOverrideContainer> containerHolder) { |
| return new ListAspectAdapter<AttributeOverrideContainer, AttributeOverride>(containerHolder, AttributeOverrideContainer.SPECIFIED_ATTRIBUTE_OVERRIDES_LIST) { |
| @Override |
| protected ListIterator<AttributeOverride> listIterator_() { |
| return this.subject.specifiedAttributeOverrides(); |
| } |
| |
| @Override |
| protected int size_() { |
| return this.subject.specifiedAttributeOverridesSize(); |
| } |
| }; |
| } |
| |
| private void updateOverride(boolean selected) { |
| if (isPopulating()) { |
| return; |
| } |
| |
| setPopulating(true); |
| |
| try { |
| BaseOverride override = this.selectedOverrideHolder.getValue(); |
| |
| BaseOverride newOverride = override.setVirtual(!selected); |
| this.selectedOverrideHolder.setValue(newOverride); |
| } |
| finally { |
| setPopulating(false); |
| } |
| } |
| } |