diff options
Diffstat (limited to 'examples/org.eclipse.papyrus.example.uml.comment.editor.sharedresource/src/org/eclipse/papyrus/example/uml/comment/editor/sharedresource/editor/PapyrusCommentEditor.java')
| -rw-r--r-- | examples/org.eclipse.papyrus.example.uml.comment.editor.sharedresource/src/org/eclipse/papyrus/example/uml/comment/editor/sharedresource/editor/PapyrusCommentEditor.java | 221 |
1 files changed, 221 insertions, 0 deletions
diff --git a/examples/org.eclipse.papyrus.example.uml.comment.editor.sharedresource/src/org/eclipse/papyrus/example/uml/comment/editor/sharedresource/editor/PapyrusCommentEditor.java b/examples/org.eclipse.papyrus.example.uml.comment.editor.sharedresource/src/org/eclipse/papyrus/example/uml/comment/editor/sharedresource/editor/PapyrusCommentEditor.java new file mode 100644 index 00000000000..02bc18d994d --- /dev/null +++ b/examples/org.eclipse.papyrus.example.uml.comment.editor.sharedresource/src/org/eclipse/papyrus/example/uml/comment/editor/sharedresource/editor/PapyrusCommentEditor.java @@ -0,0 +1,221 @@ +/*****************************************************************************
+ * Copyright (c) 2012 CEA LIST.
+ *
+ *
+ * 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:
+ * Vincent Lorenzo (CEA LIST) Vincent.Lorenzo@cea.fr - Initial API and implementation
+ *
+ *****************************************************************************/
+package org.eclipse.papyrus.example.uml.comment.editor.sharedresource.editor;
+
+import java.io.ByteArrayInputStream;
+import java.io.InputStream;
+
+import org.eclipse.core.resources.IStorage;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IPath;
+import org.eclipse.emf.ecore.EStructuralFeature;
+import org.eclipse.emf.transaction.TransactionalEditingDomain;
+import org.eclipse.emf.transaction.util.TransactionUtil;
+import org.eclipse.gmf.runtime.common.core.command.ICommand;
+import org.eclipse.gmf.runtime.emf.type.core.requests.SetRequest;
+import org.eclipse.jface.resource.ImageDescriptor;
+import org.eclipse.jface.text.ITextListener;
+import org.eclipse.jface.text.TextEvent;
+import org.eclipse.jface.text.source.ISourceViewer;
+import org.eclipse.jface.text.source.IVerticalRuler;
+import org.eclipse.papyrus.commands.wrappers.GMFtoEMFCommandWrapper;
+import org.eclipse.papyrus.example.text.instance.papyrustextinstance.PapyrusTextInstance;
+import org.eclipse.papyrus.example.uml.comment.editor.sharedresource.Activator;
+import org.eclipse.papyrus.infra.core.services.ServiceException;
+import org.eclipse.papyrus.infra.core.services.ServicesRegistry;
+import org.eclipse.papyrus.infra.core.utils.ServiceUtils;
+import org.eclipse.papyrus.infra.services.edit.service.ElementEditServiceUtils;
+import org.eclipse.papyrus.infra.services.edit.service.IElementEditService;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.ui.IEditorInput;
+import org.eclipse.ui.IPersistableElement;
+import org.eclipse.ui.IStorageEditorInput;
+import org.eclipse.ui.editors.text.TextEditor;
+import org.eclipse.uml2.uml.Comment;
+
+public class PapyrusCommentEditor extends TextEditor {
+
+ /** the service registry */
+ protected final ServicesRegistry registry;
+
+ /** the papyrus text instance */
+ protected final PapyrusTextInstance papyrusTextInstance;
+
+ /** the text listener */
+ protected ITextListener listener;
+
+ /** the editing domain */
+ protected TransactionalEditingDomain domain;
+
+ public static final String EDITOR_DEFAULT_NAME = "Comment Editor Shared Resource";
+
+ public static final String EDITOR_TYPE = "CommentEditorSharedResource";
+
+ /**
+ *
+ * Constructor.
+ *
+ * @param registry
+ * @param papyrusTextInstance
+ */
+ public PapyrusCommentEditor(final ServicesRegistry registry, final PapyrusTextInstance papyrusTextInstance) {
+ super();
+ this.registry = registry;
+ this.papyrusTextInstance = papyrusTextInstance;
+ try {
+ domain = ServiceUtils.getInstance().getTransactionalEditingDomain(registry);
+ } catch (ServiceException e) {
+ Activator.log.error(e);
+ }
+ }
+
+
+ /**
+ *
+ * @see org.eclipse.ui.texteditor.AbstractDecoratedTextEditor#createSourceViewer(org.eclipse.swt.widgets.Composite,
+ * org.eclipse.jface.text.source.IVerticalRuler, int)
+ *
+ * @param parent
+ * @param ruler
+ * @param styles
+ * @return
+ */
+ @Override
+ protected ISourceViewer createSourceViewer(Composite parent, IVerticalRuler ruler, int styles) {
+ ISourceViewer viewer = super.createSourceViewer(parent, ruler, styles);
+ //we add a listener on the viewer to be notified when the text is edited
+ //TODO try to improve, because we execute a command for each character
+ listener = new ITextListener() {
+
+ //we edit the uml.Comment
+ public void textChanged(TextEvent event) {
+ String currentText = getSourceViewer().getTextWidget().getText();
+ Comment cmt = (Comment)papyrusTextInstance.getEditedObject();
+ EStructuralFeature feature = cmt.eClass().getEStructuralFeature("body");
+ IElementEditService elementEditService = ElementEditServiceUtils.getCommandProvider(cmt);
+ SetRequest request = new SetRequest(domain, cmt, feature, currentText);
+ ICommand command = elementEditService.getEditCommand(request);
+ if(command.canExecute()) {
+ domain.getCommandStack().execute(new GMFtoEMFCommandWrapper(command));
+ }
+ }
+ };
+
+ viewer.addTextListener(listener);
+
+ return viewer;
+ }
+
+ /**
+ * We override this method because setInput can't be overriden for TextEditor.
+ * We replace the default papyrus input by our input for Comment
+ *
+ * @see org.eclipse.ui.editors.text.TextEditor#doSetInput(org.eclipse.ui.IEditorInput)
+ *
+ * @param input
+ * @throws CoreException
+ */
+ @Override
+ protected void doSetInput(IEditorInput input) throws CoreException {
+ String string = ((Comment)papyrusTextInstance.getEditedObject()).getBody();
+ if(string == null) {
+ string = "";
+ }
+ IStorage storage = new TextStorage(string);
+ super.doSetInput(new TextInput(storage));
+ }
+
+ /**
+ *
+ * @see org.eclipse.ui.editors.text.TextEditor#dispose()
+ *
+ */
+ @Override
+ public void dispose() {
+ //we remove the listener
+ getSourceViewer().removeTextListener(listener);
+ super.dispose();
+ }
+
+
+ //for this classes , see : http://wiki.eclipse.org/FAQ_How_do_I_open_an_editor_on_something_that_is_not_a_file%3F
+ class TextStorage implements IStorage {
+
+ private String string;
+
+ TextStorage(String input) {
+ this.string = input;
+ }
+
+ public InputStream getContents() throws CoreException {
+ return new ByteArrayInputStream(string.getBytes());
+ }
+
+ public IPath getFullPath() {
+ return null;
+ }
+
+ public Object getAdapter(Class adapter) {
+ return null;
+ }
+
+ public String getName() {
+ int len = Math.min(5, string.length());
+ return string.substring(0, len).concat("..."); //$NON-NLS-1$
+ }
+
+ public boolean isReadOnly() {
+ return false;
+ }
+ }
+
+ //for this classes , see : http://wiki.eclipse.org/FAQ_How_do_I_open_an_editor_on_something_that_is_not_a_file%3F
+ class TextInput implements IStorageEditorInput {
+
+ private IStorage storage;
+
+ TextInput(IStorage storage) {
+ this.storage = storage;
+ }
+
+ public boolean exists() {
+ return true;
+ }
+
+ public ImageDescriptor getImageDescriptor() {
+ return null;
+ }
+
+ public String getName() {
+ return storage.getName();
+ }
+
+ public IPersistableElement getPersistable() {
+ return null;
+ }
+
+ public IStorage getStorage() {
+ return storage;
+ }
+
+ public String getToolTipText() {
+ return "String-based file: " + storage.getName();
+ }
+
+ public Object getAdapter(Class adapter) {
+ return null;
+ }
+ }
+
+}
|