/*******************************************************************************
* Copyright (c) 2009, 2015 Red Hat 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
*
* Contributors:
* Red Hat Incorporated - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.internal.autotools.ui.editors.automake;
import org.eclipse.cdt.autotools.ui.AutotoolsUIPlugin;
import org.eclipse.cdt.make.core.makefile.IDirective;
import org.eclipse.cdt.make.core.makefile.IMakefile;
import org.eclipse.cdt.make.core.makefile.IParent;
import org.eclipse.core.runtime.AssertionFailedException;
import org.eclipse.jface.text.BadLocationException;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.Position;
import org.eclipse.jface.text.quickassist.IQuickFixableAnnotation;
import org.eclipse.jface.text.source.Annotation;
import org.eclipse.jface.text.source.AnnotationModel;
import org.eclipse.ui.IEditorInput;
public class AutomakeErrorHandler {
public static final String AUTOMAKE_ERROR_MARKER_ID = AutotoolsUIPlugin.PLUGIN_ID
+ ".parsefileerror";
private IDocument document;
private AnnotationModel fAnnotationModel;
public static final String CDT_ANNOTATION_INFO = "org.eclipse.cdt.ui.info";
public static final String CDT_ANNOTATION_WARNING = "org.eclipse.cdt.ui.warning";
public static final String CDT_ANNOTATION_ERROR = "org.eclipse.cdt.ui.error";
// TODO: no quickfixes yet implemented, but maybe in the future
private static class AutomakeAnnotation extends Annotation implements IQuickFixableAnnotation {
public AutomakeAnnotation(String annotationType, boolean persist, String message) {
super(annotationType, persist, message);
}
@Override
public void setQuickFixable(boolean state) {
// do nothing
}
@Override
public boolean isQuickFixableStateSet() {
return true;
}
@Override
public boolean isQuickFixable() throws AssertionFailedException {
return false;
}
}
public AutomakeErrorHandler(IEditorInput input) {
this.document = AutomakeEditorFactory.getDefault().getAutomakefileDocumentProvider().getDocument(input);
this.fAnnotationModel = (AnnotationModel)AutomakeEditorFactory.getDefault().getAutomakefileDocumentProvider().getAnnotationModel(input);
}
public void update(IMakefile makefile) {
removeExistingMarkers();
// Recursively process all the directives in the Makefile
checkChildren(makefile);
}
private void checkChildren(IParent parent) {
IDirective[] directives = parent.getDirectives();
for (int i = 0; i < directives.length; i++) {
IDirective directive = directives[i];
if (directive instanceof IParent) {
checkChildren((IParent)directive);
} else if (directive instanceof BadDirective) {
int lineNumber = directive.getStartLine();
Integer charStart = getCharOffset(lineNumber - 1, 0);
Integer charEnd = getCharOffset(directive.getEndLine() - 1, -1);
String annotationType = CDT_ANNOTATION_ERROR;
Annotation annotation = new AutomakeAnnotation(annotationType, true, "Bad directive"); //$NON-NLS-1$
Position p = new Position(charStart.intValue(),charEnd.intValue() - charStart.intValue());
fAnnotationModel.addAnnotation(annotation, p);
}
}
return;
}
public void removeExistingMarkers() {
fAnnotationModel.removeAllAnnotations();
}
private Integer getCharOffset(int lineNumber, int columnNumber) {
try {
if (columnNumber >= 0)
return Integer.valueOf(document.getLineOffset(lineNumber) + columnNumber);
return Integer.valueOf(document.getLineOffset(lineNumber) + document.getLineLength(lineNumber));
} catch (BadLocationException e) {
e.printStackTrace();
return null;
}
}
}