/*
* Copyright (c) 2011 Google Inc.
*
* 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
*/
package com.google.eclipse.protobuf.ui.validation;
import static com.google.eclipse.protobuf.ui.preferences.general.GeneralPreferences.generalPreferences;
import static com.google.eclipse.protobuf.ui.validation.ProtobufValidation.validate;
import org.eclipse.core.resources.IProject;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchPartReference;
import org.eclipse.xtext.ui.editor.preferences.IPreferenceStoreAccess;
import com.google.eclipse.protobuf.ui.plugin.ProtobufEditorPlugIn;
import com.google.eclipse.protobuf.ui.preferences.general.GeneralPreferences;
import com.google.eclipse.protobuf.ui.util.Editors;
/**
* Validates a .proto file when it is opened or activated.
*
* @author alruiz@google.com (Alex Ruiz)
*/
public class ValidateFileOnActivation extends AbstractPartListener {
/**
* Validates the active active editor in the given part that contains a .proto file in the Workspace.
* @param ref the part that was activated.
*/
@Override public void partActivated(IWorkbenchPartReference ref) {
IEditorPart activeEditor = activeEditor(ref);
IProject project = projectFrom(activeEditor);
if (project == null || !shouldValidateEditor(project)) {
return;
}
validate(activeEditor);
}
private IEditorPart activeEditor(IWorkbenchPartReference ref) {
IWorkbenchPage page = ref.getPage();
return (page == null) ? null : page.getActiveEditor();
}
private IProject projectFrom(IEditorPart editor) {
Editors editors = ProtobufEditorPlugIn.getInstanceOf(Editors.class);
return editors.projectOwningFileDisplayedIn(editor);
}
private boolean shouldValidateEditor(IProject project) {
IPreferenceStoreAccess storeAccess = ProtobufEditorPlugIn.getInstanceOf(IPreferenceStoreAccess.class);
GeneralPreferences preferences = generalPreferences(storeAccess, project);
return preferences.shouldValidateFilesOnActivation();
}
}