diff options
Diffstat (limited to 'bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/common/component/tabs/ListTab.java')
| -rw-r--r-- | bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/common/component/tabs/ListTab.java | 293 |
1 files changed, 293 insertions, 0 deletions
diff --git a/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/common/component/tabs/ListTab.java b/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/common/component/tabs/ListTab.java new file mode 100644 index 00000000..a793a761 --- /dev/null +++ b/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/common/component/tabs/ListTab.java @@ -0,0 +1,293 @@ +/******************************************************************************* + * Copyright (c) 2014 TwelveTone LLC 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: + * Steven Spungin <steven@spungin.tv> - initial API and implementation + *******************************************************************************/ + +package org.eclipse.e4.tools.emf.ui.internal.common.component.tabs; + +import java.util.ArrayList; +import java.util.Collection; +import java.util.List; +import java.util.concurrent.ConcurrentHashMap; +import javax.annotation.PostConstruct; +import javax.annotation.PreDestroy; +import javax.inject.Inject; +import org.eclipse.e4.core.contexts.IEclipseContext; +import org.eclipse.e4.tools.emf.ui.common.IModelResource; +import org.eclipse.e4.tools.emf.ui.internal.Messages; +import org.eclipse.e4.tools.emf.ui.internal.ResourceProvider; +import org.eclipse.e4.tools.emf.ui.internal.common.ModelEditor; +import org.eclipse.e4.tools.emf.ui.internal.common.xml.EMFDocumentResourceMediator; +import org.eclipse.e4.tools.services.IResourcePool; +import org.eclipse.e4.ui.model.application.MApplication; +import org.eclipse.emf.common.command.Command; +import org.eclipse.emf.common.util.TreeIterator; +import org.eclipse.emf.ecore.EAttribute; +import org.eclipse.emf.ecore.EObject; +import org.eclipse.emf.ecore.util.EcoreUtil; +import org.eclipse.emf.edit.command.DeleteCommand; +import org.eclipse.jface.text.DocumentEvent; +import org.eclipse.jface.text.IDocumentListener; +import org.eclipse.jface.viewers.ArrayContentProvider; +import org.eclipse.jface.viewers.ColumnLabelProvider; +import org.eclipse.jface.viewers.IStructuredSelection; +import org.eclipse.jface.viewers.TableViewer; +import org.eclipse.jface.viewers.TableViewerColumn; +import org.eclipse.swt.SWT; +import org.eclipse.swt.custom.CTabFolder; +import org.eclipse.swt.custom.CTabItem; +import org.eclipse.swt.events.MouseAdapter; +import org.eclipse.swt.events.MouseEvent; +import org.eclipse.swt.graphics.Color; +import org.eclipse.swt.graphics.Image; +import org.eclipse.swt.layout.GridData; +import org.eclipse.swt.layout.GridLayout; +import org.eclipse.swt.widgets.Composite; +import org.eclipse.swt.widgets.Label; + +/** + * A tab that contains a list EObjects, and provides editable columns for + * EObject features. + * + * @author Steven Spungin + * + */ +public class ListTab implements IViewEObjects { + + // The table will only include EObjects that define this attribute + private static final String FILTER_ATTRUBUTE_ID = "elementId"; //$NON-NLS-1$ + + ConcurrentHashMap<String, List<EObject>> mapId_Object = new ConcurrentHashMap<String, List<EObject>>(); + + @Inject + private IEclipseContext context; + + @Inject + private IModelResource modelResource; + + private TableViewer tvResults; + + @Inject + private IGotoObject gotoObjectHandler; + + @Inject + private IResourcePool resourcePool; + + @Inject + MApplication app; + + private CTabItem tabItem; + + private ModelResourceContentProvider provider; + + private IDocumentListener documentListener; + + private Collection<?> highlightedItems; + + @PreDestroy + public void preDestroy() { + // race condition issue with observables (exception is not thrown when + // break points are set) + tvResults.setContentProvider(ArrayContentProvider.getInstance()); + context.get(EMFDocumentResourceMediator.class).getDocument().removeDocumentListener(documentListener); + } + + @PostConstruct + public void postConstruct(final CTabFolder tabFolder) { + + documentListener = new IDocumentListener() { + + @Override + public void documentChanged(DocumentEvent event) { + reload(); + } + + @Override + public void documentAboutToBeChanged(DocumentEvent event) { + } + }; + context.get(EMFDocumentResourceMediator.class).getDocument().addDocumentListener(documentListener); + + tabItem = new CTabItem(tabFolder, SWT.NONE); + + Composite composite = new Composite(tabFolder, SWT.NONE); + composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); + composite.setLayout(new GridLayout(2, false)); + tabItem.setControl(composite); + tabItem.setText(Messages.ListTab_0); + + tabItem.setImage(resourcePool.getImageUnchecked(ResourceProvider.IMG_Obj16_world_edit)); + { + Label label = new Label(composite, SWT.NONE); + GridData layoutData = new GridData(SWT.BEGINNING, SWT.CENTER, false, false); + layoutData.horizontalSpan = 2; + label.setLayoutData(layoutData); + label.setText(Messages.ListTab_7 + FILTER_ATTRUBUTE_ID); + } + + tvResults = new TableViewer(composite); + tvResults.getTable().setHeaderVisible(true); + tvResults.getTable().setLinesVisible(true); + // tvResults.setContentProvider(ArrayContentProvider.getInstance()); + + provider = new ModelResourceContentProvider(); + tvResults.setContentProvider(provider); + + tvResults.getTable().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); + ((GridData) tvResults.getTable().getLayoutData()).horizontalSpan = 2; + + final Image imgForm = resourcePool.getImageUnchecked(ResourceProvider.IMG_Obj16_application_form); + final Image imgXmi = resourcePool.getImageUnchecked(ResourceProvider.IMG_Obj16_chart_organisation); + + final TableViewerColumn colGo = new TableViewerColumn(tvResults, SWT.NONE); + colGo.getColumn().setText(Messages.ListTab_col_go); + + colGo.setLabelProvider(new ColumnLabelProvider() { + @Override + public Image getImage(Object element) { + return imgForm; + } + + @Override + public String getText(Object element) { + return ""; //$NON-NLS-1$ + } + }); + + final TableViewerColumn colGoXmi = new TableViewerColumn(tvResults, SWT.NONE); + colGoXmi.getColumn().setText(Messages.ListTab_col_go); + + colGoXmi.setLabelProvider(new ColumnLabelProvider() { + @Override + public String getText(Object element) { + return ""; //$NON-NLS-1$ + }; + + @Override + public Image getImage(Object element) { + return imgXmi; + }; + }); + + tvResults.getTable().addMouseListener(new MouseAdapter() { + @Override + public void mouseDown(MouseEvent e) { + if (TableViewerUtil.isColumnClicked(tvResults, e, colGo)) { + gotoObjectHandler.gotoEObject(ModelEditor.TAB_FORM, (EObject) TableViewerUtil.getData(tvResults, e)); + } else if (TableViewerUtil.isColumnClicked(tvResults, e, colGoXmi)) { + gotoObjectHandler.gotoEObject(ModelEditor.TAB_XMI, (EObject) TableViewerUtil.getData(tvResults, e)); + } + } + }); + + TableViewerColumn colItem = new TableViewerColumn(tvResults, SWT.NONE); + colItem.getColumn().setText(Messages.ListTab_col_item); + colItem.setLabelProvider(new ColumnLabelProvider() { + @Override + public String getText(Object element) { + EObject eObject = (EObject) element; + return super.getText(eObject.eClass().getName()); + } + }); + + app.getContext().set("org.eclipse.e4.tools.active-object-viewer", this); //$NON-NLS-1$ + + TableViewerColumn colId = new TableViewerColumn(tvResults, SWT.NONE); + colId.getColumn().setText(Messages.ListTab_col_id); + colId.setLabelProvider(new ColumnLabelProvider() { + @Override + public String getText(Object element) { + EObject eObject = (EObject) element; + EAttribute eAtt = EmfUtil.getAttribute(eObject, FILTER_ATTRUBUTE_ID); + return super.getText(eObject.eGet(eAtt)); + } + + @Override + public Color getBackground(Object element) { + Color ret = super.getBackground(element); + if (highlightedItems != null && highlightedItems.contains(element)) { + return ret = tvResults.getTable().getDisplay().getSystemColor(SWT.COLOR_YELLOW); + } + return ret; + } + }); + colId.setEditingSupport(new EAttributeEditingSupport(tvResults, FILTER_ATTRUBUTE_ID, context)); + + @SuppressWarnings("unused") + EAttributeTableViewerColumn colLabel = new EAttributeTableViewerColumn(tvResults, Messages.ListTab_col_label, "label", context); //$NON-NLS-1$ + + // Testing the commandName attribute column + // Any attribute can be added this way + // @SuppressWarnings("unused") + //EAttributeTableViewerColumn colName = new EAttributeTableViewerColumn(tvResults, Messages.ListTab_commandname, "commandName", context); //$NON-NLS-1$ + + reload(); + } + + public void reload() { + tvResults.setInput(modelResource); + TableViewerUtil.refreshAndPack(tvResults); + } + + public TableViewer getViewer() { + return tvResults; + } + + public CTabItem getTabItem() { + return tabItem; + } + + public IEclipseContext getContext() { + return context; + } + + @Override + public void highlightEObjects(Collection<EObject> items) { + highlightedItems = items; + tvResults.refresh(); + } + + @Override + public List<EObject> getAllEObjects() { + ArrayList<EObject> list = new ArrayList<EObject>(); + TreeIterator<Object> itTree = EcoreUtil.getAllContents(modelResource.getRoot()); + while (itTree.hasNext()) { + Object object = itTree.next(); + EObject eObject = (EObject) object; + EAttribute att = EmfUtil.getAttribute(eObject, "elementId"); //$NON-NLS-1$ + if (att != null) { + list.add(eObject); + } + } + return list; + } + + @Override + public Collection<EObject> getSelectedEObjects() { + ArrayList<EObject> selected = new ArrayList<EObject>(); + for (Object item : ((IStructuredSelection) tvResults.getSelection()).toList()) { + if (item instanceof EObject) { + selected.add((EObject) item); + + } + } + return selected; + } + + @Override + public void deleteEObjects(Collection<EObject> list) { + if (list.isEmpty() == false) { + Command cmd = DeleteCommand.create(modelResource.getEditingDomain(), list); + if (cmd.canExecute()) { + modelResource.getEditingDomain().getCommandStack().execute(cmd); + } + reload(); + } + } +} |