/*
* Copyright 2006-2007 Cypal Solutions (tools@cypal.in)
*
* 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 in.cypal.studio.gwt.samples.wizards;
import in.cypal.studio.gwt.core.common.Util;
import in.cypal.studio.gwt.samples.Activator;
import in.cypal.studio.gwt.ui.wizards.GwtHomeConfirmationPage;
import org.eclipse.core.filesystem.EFS;
import org.eclipse.core.filesystem.IFileStore;
import org.eclipse.core.resources.IFolder;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jdt.core.IClasspathEntry;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jdt.core.JavaModelException;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.wizard.Wizard;
import org.eclipse.ui.INewWizard;
import org.eclipse.ui.IWorkbench;
/**
*
* @author Prakash G.R.
*
*/
public class SamplesWizard extends Wizard implements INewWizard {
private IProject initialSelection;
private AddSamplePage samplePage;
public SamplesWizard() {
setWindowTitle("Add GWT Sample");
}
public void addPages() {
if(!Util.isGwtHomeSet())
addPage(new GwtHomeConfirmationPage());
samplePage = new AddSamplePage(initialSelection);
addPage(samplePage);
}
private static final String SAMPLE_SRC = "samples_src";
public boolean performFinish() {
try {
IProject project = samplePage.getProject();
IFileStore samplesFolder = samplePage.getSamplesFolder().getChild(samplePage.getSample());
IJavaProject javaProject = JavaCore.create(project);
ensureSourceFolder(javaProject);
IFileStore srcFolder = samplesFolder.getChild("src");
copy(srcFolder, project);
IFolder folder = project.getFolder(SAMPLE_SRC);
folder.refreshLocal(IResource.DEPTH_INFINITE, null);
} catch (Exception e) {
Activator.logException(e);
MessageDialog.openError(getShell(), "Error creating sample", "An exception occured while creating the sample. Please see the log for more details");
}
return true;
}
private void copy(IFileStore sampleSrcFolder, IProject project) throws CoreException {
IFolder srcFolder = project.getFolder(SAMPLE_SRC);
if(!srcFolder.exists())
srcFolder.create(true, true, null);
// IFolder comFolder = srcFolder.getFolder("com");
// if(!comFolder.exists());
// comFolder.create(true, true, null);
IFileStore workspaceFolder = EFS.getLocalFileSystem().getStore(srcFolder.getLocation());
sampleSrcFolder.copy(workspaceFolder, EFS.NONE, null);
}
public IClasspathEntry ensureSourceFolder(IJavaProject javaProject) throws JavaModelException {
IClasspathEntry[] classpathEntries = javaProject.getRawClasspath();
IClasspathEntry sampleSrc = null;
for (int i = 0; i < classpathEntries.length; i++) {
if(classpathEntries[i].getEntryKind() != IClasspathEntry.CPE_SOURCE)
continue;// we are interested only in source folders
String folderName = classpathEntries[i].getPath().lastSegment();
if(folderName.equals(SAMPLE_SRC)) {
sampleSrc = classpathEntries[i];
break;
}
}
if(sampleSrc == null) {
addSourceFolder(javaProject, classpathEntries);
}
return sampleSrc;
}
private void addSourceFolder(IJavaProject javaProject, IClasspathEntry[] classpathEntries) throws JavaModelException {
IClasspathEntry[] newClasspathEntries = new IClasspathEntry[classpathEntries.length+1];
System.arraycopy(classpathEntries, 0, newClasspathEntries, 0, classpathEntries.length);
newClasspathEntries[classpathEntries.length]= JavaCore.newSourceEntry(javaProject.getProject().getFullPath().append(SAMPLE_SRC));
javaProject.setRawClasspath(newClasspathEntries, null);
}
public void init(IWorkbench workbench, IStructuredSelection selection) {
Object firstElement = selection.getFirstElement();
if(firstElement instanceof IResource) {
IProject project = ((IResource)firstElement).getProject();
if(Util.hasGwtNature(project))
initialSelection = project;
}
}
}