/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.ide.eclipse.pdt.internal;
import com.android.ide.eclipse.ddms.ISourceRevealer;
import org.eclipse.core.resources.IProject;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.core.IType;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jdt.core.JavaModelException;
import org.eclipse.jdt.ui.JavaUI;
import org.eclipse.jdt.ui.actions.OpenJavaPerspectiveAction;
import org.eclipse.jface.text.BadLocationException;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.IRegion;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.texteditor.IDocumentProvider;
import org.eclipse.ui.texteditor.ITextEditor;
/**
* Implementation of the com.android.ide.ddms.sourceRevealer extension point.
*/
public class SourceRevealer extends DevTreeProjectProvider implements ISourceRevealer {
public boolean reveal(String applicationName, String className, int line) {
IProject project = getProject();
if (project != null) {
// Inner classes are pointless: All we need is the enclosing type to find the file,
// and the line number.
// Since the anonymous ones will cause IJavaProject#findType to fail, we remove
// all of them.
int pos = className.indexOf('$');
if (pos != -1) {
className = className.substring(0, pos);
}
// get the java project
IJavaProject javaProject = JavaCore.create(project);
try {
// look for the IType matching the class name.
IType result = javaProject.findType(className);
if (result != null && result.exists()) {
// before we show the type in an editor window, we make sure the current
// workbench page has an editor area (typically the ddms perspective doesn't).
IWorkbench workbench = PlatformUI.getWorkbench();
IWorkbenchWindow window = workbench.getActiveWorkbenchWindow();
IWorkbenchPage page = window.getActivePage();
if (page.isEditorAreaVisible() == false) {
// no editor area? we open the java perspective.
new OpenJavaPerspectiveAction().run();
}
IEditorPart editor = JavaUI.openInEditor(result);
if (editor instanceof ITextEditor) {
// get the text editor that was just opened.
ITextEditor textEditor = (ITextEditor)editor;
IEditorInput input = textEditor.getEditorInput();
// get the location of the line to show.
IDocumentProvider documentProvider = textEditor.getDocumentProvider();
IDocument document = documentProvider.getDocument(input);
IRegion lineInfo = document.getLineInformation(line - 1);
// select and reveal the line.
textEditor.selectAndReveal(lineInfo.getOffset(), lineInfo.getLength());
}
return true;
}
} catch (JavaModelException e) {
} catch (PartInitException e) {
} catch (BadLocationException e) {
}
}
return false;
}
}