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/*******************************************************************************
* Copyright (c) 2019 protos software gmbh (http://www.protos.de).
* All rights reserved. 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:
* Jan Belle (initial contribution)
*
*******************************************************************************/
package org.eclipse.etrice.core.common.ui.modelpath;
import java.util.Collection;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.etrice.core.common.ui.modelpath.ModelPathManager.IModelPathListener;
import org.eclipse.xtext.builder.impl.BuildScheduler;
import org.eclipse.xtext.builder.impl.IBuildFlag;
import org.eclipse.xtext.resource.impl.CoarseGrainedChangeEvent;
import org.eclipse.xtext.ui.editor.IDirtyStateManager;
import org.eclipse.xtext.ui.shared.contribution.IEagerContribution;
import com.google.inject.Inject;
/**
* Listens for modelpath changes and triggers a rebuild if necessary.
*/
@SuppressWarnings("restriction")
public class ModelPathChangeListener implements IEagerContribution, IModelPathListener {
private BuildScheduler buildScheduler;
private IDirtyStateManager dirtyStateManager;
@Inject
public ModelPathChangeListener(BuildScheduler buildScheduler, IDirtyStateManager dirtyStateManager) {
this.buildScheduler = buildScheduler;
this.dirtyStateManager = dirtyStateManager;
}
@Override
public void onChange(Collection<IProject> projects) {
// Notify xtext of modelpath changes
dirtyStateManager.notifyListeners(new CoarseGrainedChangeEvent());
// Trigger build for all projects if auto build is enabled
if(ResourcesPlugin.getWorkspace().isAutoBuilding()) {
buildScheduler.scheduleBuildIfNecessary(projects, IBuildFlag.FORGET_BUILD_STATE_ONLY);
}
}
@Override
public void initialize() {
ModelPathManager.INSTANCE.addListener(this);
ModelPathManager.INSTANCE.startListening();
}
@Override
public void discard() {
ModelPathManager.INSTANCE.stopListening();
ModelPathManager.INSTANCE.removeListener(this);
}
}
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