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ViewEditPage.java
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ViewEditPage.java
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/*******************************************************************************
* Copyright (c) 2006, 2020 THALES GLOBAL SERVICES.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Thales - initial API and implementation
*******************************************************************************/
package org.polarsys.capella.core.platform.eclipse.capella.ui.trace.views;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.ActionContributionItem;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.action.IMenuListener;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.action.MenuManager;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.util.Util;
import org.eclipse.jface.viewers.DoubleClickEvent;
import org.eclipse.jface.viewers.IDoubleClickListener;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.MouseAdapter;
import org.eclipse.swt.events.MouseEvent;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.polarsys.capella.common.data.modellingcore.AbstractNamedElement;
import org.polarsys.capella.common.data.modellingcore.TraceableElement;
import org.polarsys.capella.common.ui.toolkit.viewers.menu.ModalContextMenuExtender;
import org.polarsys.capella.core.data.capellacommon.GenericTrace;
import org.polarsys.capella.core.data.capellacore.Trace;
import org.polarsys.capella.core.data.capellamodeller.SystemEngineering;
import org.polarsys.capella.core.model.helpers.query.CapellaQueries;
import org.polarsys.capella.core.platform.eclipse.capella.ui.trace.MDTrace;
import org.polarsys.capella.core.platform.eclipse.capella.ui.trace.extension.TraceExtensionManager;
import org.polarsys.capella.core.platform.eclipse.capella.ui.trace.messages.Messages;
import org.polarsys.capella.core.platform.eclipse.capella.ui.trace.views.components.TraceTreeViewer;
import org.polarsys.capella.core.platform.eclipse.capella.ui.trace.views.components.TraceTreeViewer.TraceType;
import org.polarsys.capella.core.platform.eclipse.capella.ui.trace.views.providers.IImageKeys;
import org.polarsys.capella.core.ui.properties.wizards.EditCapellaCustomPropertyWizard;
import org.polarsys.capella.core.ui.resources.CapellaUIResourcesPlugin;
import org.polarsys.capella.core.ui.toolkit.dialogs.CapellaWizardDialog;
/**
* <code>ViewEditPage</code> is the page wizard presenting the two treeviewer for targetElements and sourceElements, but
* also the model element selection for adding and update.
*/
public class ViewEditPage extends WizardPage {
/** the current NamedElement that has been selected by the user */
private TraceableElement _currentElt;
private TraceTreeViewer _leftTraceViewer;
private TraceTreeViewer _rightTraceViewer;
private Text _statusBarText;
/**
* @param pageName_p
*/
public ViewEditPage(String pageName_p, TraceableElement currentElt_p) {
super(pageName_p);
_currentElt = currentElt_p;
setTitle(Messages.getString("ViewEditPage.title")); //$NON-NLS-1$
setCapellaImageDescriptor(currentElt_p);
}
public void setCapellaImageDescriptor(TraceableElement currentElt_p) {
ImageDescriptor pngImageDescriptor = CapellaUIResourcesPlugin.getDefault().getPNGImage(currentElt_p.eClass());
setImageDescriptor(pngImageDescriptor);
}
protected Composite createInternalComposite(Composite parent_p) {
Composite composite = new Composite(parent_p, SWT.NONE);
// Install a layout manager, all widgets are displayed on 2 columns.
composite.setLayout(new GridLayout(1, true));
// Set its layout.
GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true);
composite.setLayoutData(gridData);
return composite;
}
private class EditAction extends Action {
private boolean isLeftPane = false;
public EditAction(boolean isLeftPane) {
this.isLeftPane = isLeftPane;
}
protected ISelection getSelection() {
if (isLeftPane) {
return _leftTraceViewer.getClientViewer().getSelection();
}
return _rightTraceViewer.getClientViewer().getSelection();
}
@Override
public boolean isEnabled() {
IStructuredSelection selection = (IStructuredSelection) getSelection();
if (!selection.isEmpty()) {
Object a = selection.getFirstElement();
return (a instanceof GenericTrace) || TraceExtensionManager.eINSTANCE.canEdit(a);
}
return false;
}
@Override
public void runWithEvent(Event event) {
super.runWithEvent(event);
ISelection source = getSelection();
final Trace currentTrace = (Trace) ((IStructuredSelection) source).getFirstElement();
IWorkbenchPart part = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage().getActivePart();
EditCapellaCustomPropertyWizard traceEditor = new EditCapellaCustomPropertyWizard(part, currentTrace);
CapellaWizardDialog dlg = new CapellaWizardDialog(getShell(), traceEditor);
dlg.open();
}
}
/**
* @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
*/
public void createControl(Composite parent_p) {
Composite composite = createInternalComposite(parent_p);
Label currentNamedEltValueLabel = new Label(composite, SWT.LEFT | SWT.READ_ONLY | SWT.BORDER);
if (_currentElt instanceof AbstractNamedElement) {
String name = ((AbstractNamedElement) _currentElt).getName();
currentNamedEltValueLabel.setText((name == null) ? Util.ZERO_LENGTH_STRING : name);
setTitle(Messages.getString("ViewEditPage.title") + ((AbstractNamedElement) _currentElt).getName()); //$NON-NLS-1$
currentNamedEltValueLabel.setVisible(false);
}
Label imageExplanation = new Label(composite, SWT.CENTER);
GridData gdData = new GridData();
gdData.horizontalAlignment = SWT.FILL;
gdData.verticalAlignment = SWT.NONE;
gdData.grabExcessHorizontalSpace = true;
gdData.grabExcessVerticalSpace = false;
gdData.horizontalSpan = 2;
imageExplanation.setLayoutData(gdData);
imageExplanation
.setImage(AbstractUIPlugin.imageDescriptorFromPlugin(MDTrace.PLUGIN_ID, IImageKeys.EXPLANATION).createImage());
// **Presentation of trace elements(source and target)
Composite traceTreeComposite = new Composite(composite, SWT.FILL);
traceTreeComposite.setLayout(new FillLayout());
GridData data = new GridData(SWT.FILL, SWT.FILL, true, true);
traceTreeComposite.setLayoutData(data);
_leftTraceViewer = new TraceTreeViewer(_currentElt, TraceType.SOURCE_ELEMENT);
_leftTraceViewer.getControl(traceTreeComposite);
_leftTraceViewer.setWizardPage(this);
_rightTraceViewer = new TraceTreeViewer(_currentElt, TraceType.TARGET_ELEMENT);
_rightTraceViewer.getControl(traceTreeComposite);
_rightTraceViewer.setWizardPage(this);
MenuManager m = new MenuManager();
Control c = _leftTraceViewer.getClientViewer().getControl();
m.setRemoveAllWhenShown(true);
m.addMenuListener(new IMenuListener() {
@Override
public void menuAboutToShow(IMenuManager manager) {
IAction editAction = new EditAction(true);
editAction.setText(Messages.getString("ViewEditPage.edit_menu.text")); //$NON-NLS-1$
manager.add(new ActionContributionItem(editAction));
}
});
ModalContextMenuExtender.registerContextMenu(m,
"org.polarsys.capella.core.platform.eclipse.capella.ui.trace.views.leftPane",
_leftTraceViewer.getClientViewer());
c.setMenu(m.createContextMenu(c));
MenuManager m2 = new MenuManager();
Control c2 = _rightTraceViewer.getClientViewer().getControl();
m2.setRemoveAllWhenShown(true);
c2.setMenu(m2.createContextMenu(c2));
m2.addMenuListener(new IMenuListener() {
@Override
public void menuAboutToShow(IMenuManager manager) {
IAction editAction = new EditAction(false);
editAction.setText(Messages.getString("ViewEditPage.edit_menu.text")); //$NON-NLS-1$
manager.add(new ActionContributionItem(editAction));
}
});
ModalContextMenuExtender.registerContextMenu(m2,
"org.polarsys.capella.core.platform.eclipse.capella.ui.trace.views.rightPane",
_rightTraceViewer.getClientViewer());
// Adding Status Text
createStatusTextField(composite);
// **Adding Listeners
_leftTraceViewer.addListener(new TraceTreeListener(_rightTraceViewer));
_leftTraceViewer.addListener(new LabelListener(currentNamedEltValueLabel));
_rightTraceViewer.addListener(new TraceTreeListener(_leftTraceViewer));
_rightTraceViewer.addListener(new LabelListener(currentNamedEltValueLabel));
setControl(composite);
}
/**
* @param composite_p
*/
private void createStatusTextField(Composite parent_p) {
_statusBarText = new Text(parent_p, SWT.READ_ONLY | SWT.BORDER);
_statusBarText.setEditable(false);
GridData gdData = new GridData();
gdData.horizontalAlignment = SWT.FILL;
gdData.grabExcessHorizontalSpace = true;
gdData.grabExcessVerticalSpace = false;
gdData.horizontalSpan = 2;
_statusBarText.setLayoutData(gdData);
}
public String getElementPath(Object object_p) {
if (object_p instanceof TraceableElement) {
TraceableElement element = (TraceableElement) object_p;
SystemEngineering systemEngineering = CapellaQueries.getInstance().getRootQueries().getSystemEngineering(element);
return getPath(systemEngineering, element);
}
return Util.ZERO_LENGTH_STRING;
}
/**
* Gets the path.
*
* @param sysEng_p
* tghe system engineering.
* @param target_p
* The target element.
* @return The path.
*/
public String getPath(SystemEngineering sysEng_p, TraceableElement target_p) {
String name = (target_p instanceof AbstractNamedElement) ? ((AbstractNamedElement) target_p).getName() : ""; //$NON-NLS-1$
StringBuffer path = new StringBuffer((name == null) ? Util.ZERO_LENGTH_STRING : name);
EObject container = target_p.eContainer();
if (container instanceof TraceableElement) {
TraceableElement parent = (TraceableElement) container;
if (parent != sysEng_p) {
path.insert(path.indexOf(path.toString()), getPath(sysEng_p, parent) + IImageKeys.PATH_SEPARATOR);
} else {
String parentName = (parent instanceof AbstractNamedElement) ? ((AbstractNamedElement) parent).getName() : ""; //$NON-NLS-1$
path.insert(path.indexOf(path.toString()), parentName + IImageKeys.PATH_SEPARATOR);
}
}
return path.toString();
}
private void updateStatusBar(Object element_p) {
if (null == element_p) {
_statusBarText.setText(Util.ZERO_LENGTH_STRING);
return;
}
_statusBarText.setText(getElementPath(element_p));
}
/**
* Called when the currentNamedElement change in a TraceTreeViewer
*/
protected class TraceTreeListener extends MouseAdapter implements IDoubleClickListener, ISelectionChangedListener {
TraceTreeViewer _traceTreeViewer;
/**
* Default C'tor
*/
public TraceTreeListener(TraceTreeViewer traceTreeViewer_p) {
_traceTreeViewer = traceTreeViewer_p;
_traceTreeViewer._treeViewer.addSelectionChangedListener(this);
_traceTreeViewer._treeViewer.getTree().addMouseListener(this);
}
/**
* @see org.eclipse.jface.viewers.IDoubleClickListener#doubleClick(org.eclipse.jface.viewers.DoubleClickEvent)
*/
public void doubleClick(DoubleClickEvent event_p) {
ISelection selection = event_p.getSelection();
if ((selection instanceof IStructuredSelection) && (((IStructuredSelection) selection).size() == 1)) {
Object elem = ((IStructuredSelection) selection).getFirstElement();
if (elem instanceof TraceableElement) {
_traceTreeViewer.updateComponent((TraceableElement) elem);
}
}
}
/**
* @see org.eclipse.jface.viewers.ISelectionChangedListener#selectionChanged(org.eclipse.jface.viewers.SelectionChangedEvent)
*/
@SuppressWarnings("synthetic-access")
public void selectionChanged(SelectionChangedEvent event_p) {
ISelection selection = event_p.getSelection();
if ((selection instanceof IStructuredSelection) && (((IStructuredSelection) selection).size() == 1)) {
Object elem = ((IStructuredSelection) selection).getFirstElement();
updateStatusBar(elem);
}
}
/**
* @see org.eclipse.swt.events.MouseListener#mouseUp(org.eclipse.swt.events.MouseEvent)
*/
@SuppressWarnings("synthetic-access")
@Override
public void mouseUp(MouseEvent e_p) {
}
}
/**
* Called when the currentNamedElement change in a TraceTreeViewer
*/
protected class LabelListener implements IDoubleClickListener {
Label _namedEltLabel;
/**
*
*/
public LabelListener(Label namedEltLabel_p) {
_namedEltLabel = namedEltLabel_p;
}
/**
* @see org.eclipse.jface.viewers.IDoubleClickListener#doubleClick(org.eclipse.jface.viewers.DoubleClickEvent)
*/
public void doubleClick(DoubleClickEvent event_p) {
ISelection selection = event_p.getSelection();
if ((selection instanceof IStructuredSelection) && (((IStructuredSelection) selection).size() == 1)) {
Object elem = ((IStructuredSelection) selection).getFirstElement();
if (elem instanceof TraceableElement) {
String name = (elem instanceof AbstractNamedElement) ? ((AbstractNamedElement) elem).getName() : ""; //$NON-NLS-1$
_namedEltLabel.setText((name == null) ? Util.ZERO_LENGTH_STRING : name);
setTitle(Messages.getString("ViewEditPage.title") + ((name == null) ? Util.ZERO_LENGTH_STRING : name)); //$NON-NLS-1$
setCapellaImageDescriptor((TraceableElement) elem);
}
}
}
}
}