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/*******************************************************************************
* Copyright (c) 2006, 2017 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.team.internal.ui.mapping;
import java.lang.reflect.InvocationTargetException;
import org.eclipse.compare.*;
import org.eclipse.compare.structuremergeviewer.ICompareInput;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.runtime.*;
import org.eclipse.jface.action.*;
import org.eclipse.jface.util.IPropertyChangeListener;
import org.eclipse.jface.util.PropertyChangeEvent;
import org.eclipse.jface.viewers.*;
import org.eclipse.osgi.util.NLS;
import org.eclipse.team.core.ICacheListener;
import org.eclipse.team.internal.ui.*;
import org.eclipse.team.internal.ui.synchronize.*;
import org.eclipse.team.ui.mapping.ISynchronizationCompareInput;
import org.eclipse.team.ui.mapping.SaveableComparison;
import org.eclipse.team.ui.synchronize.*;
import org.eclipse.ui.*;
/**
* A saveable based compare editor input for compare inputs from a {@link ModelSynchronizeParticipant}.
*/
public class ModelCompareEditorInput extends SaveableCompareEditorInput implements IPropertyChangeListener {
private static final String IGNORE_WHITSPACE_PAGE_PROPERTY = "org.eclipse.compare." + CompareConfiguration.IGNORE_WHITESPACE; //$NON-NLS-1$
private final ModelSynchronizeParticipant participant;
private final ICompareInput input;
private final ICacheListener contextListener;
private final ISynchronizePageConfiguration synchronizeConfiguration;
public ModelCompareEditorInput(ModelSynchronizeParticipant participant, ICompareInput input, IWorkbenchPage page, ISynchronizePageConfiguration synchronizeConfiguration) {
super(createCompareConfiguration(synchronizeConfiguration), page);
this.synchronizeConfiguration = synchronizeConfiguration;
Assert.isNotNull(participant);
Assert.isNotNull(input);
this.participant = participant;
this.input = input;
contextListener = cache -> closeEditor(true);
getCompareConfiguration().addPropertyChangeListener(this);
setTitle(NLS.bind(TeamUIMessages.SyncInfoCompareInput_title, new String[] { input.getName() }));
}
private static CompareConfiguration createCompareConfiguration(ISynchronizePageConfiguration pageConfiguration) {
CompareConfiguration compareConfiguration = new CompareConfiguration();
Object o = pageConfiguration.getProperty(IGNORE_WHITSPACE_PAGE_PROPERTY);
if (o != null && (o.equals(Boolean.TRUE) || o.equals(Boolean.FALSE))) {
compareConfiguration.setProperty(CompareConfiguration.IGNORE_WHITESPACE, o);
}
return compareConfiguration;
}
@Override
protected void contentsCreated() {
super.contentsCreated();
participant.getContext().getCache().addCacheListener(contextListener);
}
@Override
protected void handleDispose() {
super.handleDispose();
participant.getContext().getCache().removeCacheListener(contextListener);
getCompareConfiguration().removePropertyChangeListener(this);
ICompareNavigator navigator = (ICompareNavigator)synchronizeConfiguration.getProperty(SynchronizePageConfiguration.P_INPUT_NAVIGATOR);
if (navigator != null && navigator == super.getNavigator()) {
synchronizeConfiguration.setProperty(SynchronizePageConfiguration.P_INPUT_NAVIGATOR, new CompareNavigator() {
@Override
protected INavigatable[] getNavigatables() {
return new INavigatable[0];
}
});
}
}
@Override
protected Saveable createSaveable() {
if (input instanceof ISynchronizationCompareInput) {
ISynchronizationCompareInput mci = (ISynchronizationCompareInput) input;
SaveableComparison compareModel = mci.getSaveable();
if (compareModel != null)
return compareModel;
}
return super.createSaveable();
}
@Override
protected ICompareInput prepareCompareInput(IProgressMonitor monitor)
throws InvocationTargetException, InterruptedException {
monitor.beginTask(TeamUIMessages.SyncInfoCompareInput_3, 100);
monitor.setTaskName(TeamUIMessages.SyncInfoCompareInput_3);
getCompareConfiguration().setLeftEditable(isLeftEditable(input));
getCompareConfiguration().setRightEditable(false);
try {
ISynchronizationCompareInput adapter = asModelCompareInput(input);
if (adapter != null) {
adapter.prepareInput(getCompareConfiguration(), Policy.subMonitorFor(monitor, 100));
}
} catch (CoreException e) {
throw new InvocationTargetException(e);
} finally {
monitor.done();
}
return input;
}
private ISynchronizationCompareInput asModelCompareInput(ICompareInput input) {
return Adapters.adapt(input, ISynchronizationCompareInput.class);
}
/**
* Return whether the compare input of this editor input matches the
* given object.
* @param object the object
* @param participant the participant associated with the given object
* @return whether the compare input of this editor input matches the
* given object
*/
public boolean matches(Object object, ISynchronizeParticipant participant) {
if (participant == this.participant && input instanceof ISynchronizationCompareInput) {
ISynchronizationCompareInput mci = (ISynchronizationCompareInput) input;
return mci.isCompareInputFor(object);
}
return false;
}
@Override
public String getToolTipText() {
String fullPath;
ISynchronizationCompareInput adapter = asModelCompareInput(input);
if (adapter != null) {
fullPath = adapter.getFullPath();
} else {
fullPath = getName();
}
return NLS.bind(TeamUIMessages.SyncInfoCompareInput_tooltip, new String[] { Utils.shortenText(SynchronizeView.MAX_NAME_LENGTH, participant.getName()), fullPath });
}
@Override
protected void fireInputChange() {
if (input instanceof ResourceDiffCompareInput) {
ResourceDiffCompareInput rdci = (ResourceDiffCompareInput) input;
rdci.fireChange();
}
}
@Override
public void registerContextMenu(MenuManager menu, ISelectionProvider provider) {
super.registerContextMenu(menu, provider);
Saveable saveable = getSaveable();
if (saveable instanceof LocalResourceSaveableComparison) {
menu.addMenuListener(manager -> handleMenuAboutToShow(manager));
}
}
protected void handleMenuAboutToShow(IMenuManager manager) {
StructuredSelection selection = new StructuredSelection(((IResourceProvider)getCompareInput()).getResource());
final ResourceMarkAsMergedHandler markAsMergedHandler = new ResourceMarkAsMergedHandler(getSynchronizeConfiguration());
markAsMergedHandler.updateEnablement(selection);
Action markAsMergedAction = new Action(TeamUIMessages.ModelCompareEditorInput_0) {
@Override
public void run() {
try {
markAsMergedHandler.execute(new ExecutionEvent());
} catch (ExecutionException e) {
TeamUIPlugin.log(IStatus.ERROR, e.getMessage(), e);
}
}
};
Utils.initAction(markAsMergedAction, "action.markAsMerged."); //$NON-NLS-1$
markAsMergedAction.setEnabled(markAsMergedAction.isEnabled());
final ResourceMergeHandler mergeHandler = new ResourceMergeHandler(getSynchronizeConfiguration(), false);
mergeHandler.updateEnablement(selection);
Action mergeAction = new Action(TeamUIMessages.ModelCompareEditorInput_1) {
@Override
public void run() {
try {
mergeHandler.execute(new ExecutionEvent());
} catch (ExecutionException e) {
TeamUIPlugin.log(IStatus.ERROR, e.getMessage(), e);
}
}
};
Utils.initAction(mergeAction, "action.merge."); //$NON-NLS-1$
mergeAction.setEnabled(mergeAction.isEnabled());
final ResourceMergeHandler overwriteHandler = new ResourceMergeHandler(getSynchronizeConfiguration(), true);
overwriteHandler.updateEnablement(selection);
Action overwriteAction = new Action(TeamUIMessages.ModelCompareEditorInput_2) {
@Override
public void run() {
try {
overwriteHandler.execute(new ExecutionEvent());
} catch (ExecutionException e) {
TeamUIPlugin.log(IStatus.ERROR, e.getMessage(), e);
}
}
};
Utils.initAction(overwriteAction, "action.overwrite."); //$NON-NLS-1$
overwriteAction.setEnabled(overwriteAction.isEnabled());
manager.insertAfter(IWorkbenchActionConstants.MB_ADDITIONS, new Separator("merge")); //$NON-NLS-1$
manager.insertAfter("merge", new Separator("overwrite")); //$NON-NLS-1$ //$NON-NLS-2$
manager.insertAfter("merge", markAsMergedAction); //$NON-NLS-1$
manager.insertAfter("merge", mergeAction); //$NON-NLS-1$
manager.insertAfter("overwrite", overwriteAction); //$NON-NLS-1$
}
protected ISynchronizePageConfiguration getSynchronizeConfiguration() {
return synchronizeConfiguration;
}
@Override
public void propertyChange(PropertyChangeEvent event) {
if (event.getProperty().equals(CompareConfiguration.IGNORE_WHITESPACE)) {
synchronizeConfiguration.setProperty(IGNORE_WHITSPACE_PAGE_PROPERTY, event.getNewValue());
}
}
@Override
public boolean belongsTo(Object family) {
return super.belongsTo(family) || family == participant;
}
@Override
public synchronized ICompareNavigator getNavigator() {
if (isSelectedInSynchronizeView()) {
ICompareNavigator nav = (ICompareNavigator)synchronizeConfiguration.getProperty(SynchronizePageConfiguration.P_NAVIGATOR);
// Set the input navigator property so that the advisor can get at it if needed.
synchronizeConfiguration.setProperty(SynchronizePageConfiguration.P_INPUT_NAVIGATOR, super.getNavigator());
return nav;
}
return super.getNavigator();
}
private boolean isSelectedInSynchronizeView() {
ISelection s = synchronizeConfiguration.getSite().getSelectionProvider().getSelection();
if (s instanceof IStructuredSelection) {
IStructuredSelection ss = (IStructuredSelection) s;
Object element = ss.getFirstElement();
return matches(element, participant);
}
return false;
}
@Override
public boolean equals(Object obj) {
if (obj == this)
return true;
if (obj instanceof ModelCompareEditorInput) {
ModelCompareEditorInput other = (ModelCompareEditorInput) obj;
return other.input.equals(input) && other.participant.equals(participant);
}
return false;
}
@Override
public int hashCode() {
return input.hashCode();
}
private boolean isLeftEditable(ICompareInput input) {
Object left = input.getLeft();
if (left instanceof IEditableContent) {
return ((IEditableContent) left).isEditable();
}
return false;
}
}
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