/*******************************************************************************
* Copyright (c) 2004, 2009 QNX Software Systems and others.
* 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:
* QNX Software Systems - initial API and implementation
* Anton Leherbauer (Wind River Systems)
* Sergey Prigogin (Google)
* IBM Corporation
*******************************************************************************/
package org.eclipse.cdt.internal.ui.wizards.filewizard;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.core.runtime.Path;
import org.eclipse.jface.text.templates.Template;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.PlatformUI;
import org.eclipse.cdt.core.CConventions;
import org.eclipse.cdt.core.CCorePlugin;
import org.eclipse.cdt.core.model.CoreModel;
import org.eclipse.cdt.core.model.ITranslationUnit;
import org.eclipse.cdt.ui.CodeGeneration;
import org.eclipse.cdt.internal.core.model.CProject;
import org.eclipse.cdt.internal.corext.codemanipulation.StubUtility;
import org.eclipse.cdt.internal.ui.ICHelpContextIds;
import org.eclipse.cdt.internal.ui.dialogs.StatusInfo;
import org.eclipse.cdt.internal.ui.wizards.dialogfields.DialogField;
import org.eclipse.cdt.internal.ui.wizards.dialogfields.IDialogFieldListener;
import org.eclipse.cdt.internal.ui.wizards.dialogfields.LayoutUtil;
import org.eclipse.cdt.internal.ui.wizards.dialogfields.StringDialogField;
public class NewSourceFileCreationWizardPage extends AbstractFileCreationWizardPage {
private final String KEY_LAST_USED_TEMPLATE = "LastUsedSourceTemplate"; //$NON-NLS-1$
private ITranslationUnit fNewFileTU = null;
private StringDialogField fNewFileDialogField;
public NewSourceFileCreationWizardPage() {
super(NewFileWizardMessages.NewSourceFileCreationWizard_title);
setTitle(NewFileWizardMessages.NewSourceFileCreationWizardPage_title);
setDescription(NewFileWizardMessages.NewSourceFileCreationWizardPage_description);
fNewFileDialogField = new StringDialogField();
fNewFileDialogField.setDialogFieldListener(new IDialogFieldListener() {
public void dialogFieldChanged(DialogField field) {
handleFieldChanged(NEW_FILE_ID);
}
});
fNewFileDialogField.setLabelText(NewFileWizardMessages.NewSourceFileCreationWizardPage_sourceFile_label);
}
/**
* Sets the focus on the starting input field.
*/
@Override
protected void setFocus() {
fNewFileDialogField.setFocus();
}
/**
* Creates the controls for the file name field. Expects a <code>GridLayout</code> with at
* least 2 columns.
*
* @param parent the parent composite
* @param nColumns number of columns to span
*/
@Override
protected void createFileControls(Composite parent, int nColumns) {
fNewFileDialogField.doFillIntoGrid(parent, nColumns);
Text textControl = fNewFileDialogField.getTextControl(null);
LayoutUtil.setWidthHint(textControl, getMaxFieldWidth());
textControl.addFocusListener(new StatusFocusListener(NEW_FILE_ID));
PlatformUI.getWorkbench().getHelpSystem().setHelp(parent.getParent(), ICHelpContextIds.NEW_C_FILE_WIZARD_PAGE);
}
@Override
public IPath getFileFullPath() {
String str = fNewFileDialogField.getText();
IPath path = null;
if (str.length() > 0) {
path = new Path(str);
if (!path.isAbsolute()) {
IPath folderPath = getSourceFolderFullPath();
if (folderPath != null)
path = folderPath.append(path);
}
}
return path;
}
@Override
protected IStatus fileNameChanged() {
StatusInfo status = new StatusInfo();
IPath filePath = getFileFullPath();
if (filePath == null) {
status.setError(NewFileWizardMessages.NewSourceFileCreationWizardPage_error_EnterFileName);
return status;
}
IPath sourceFolderPath = getSourceFolderFullPath();
if (sourceFolderPath == null || !sourceFolderPath.isPrefixOf(filePath)) {
status.setError(NewFileWizardMessages.NewSourceFileCreationWizardPage_error_FileNotInSourceFolder);
return status;
}
// check if file already exists
IResource file = getWorkspaceRoot().findMember(filePath);
if (file != null && file.exists()) {
if (file.getType() == IResource.FILE) {
status.setError(NewFileWizardMessages.NewSourceFileCreationWizardPage_error_FileExists);
} else if (file.getType() == IResource.FOLDER) {
status.setError(NewFileWizardMessages.NewSourceFileCreationWizardPage_error_MatchingFolderExists);
} else {
status.setError(NewFileWizardMessages.NewSourceFileCreationWizardPage_error_MatchingResourceExists);
}
return status;
}
// check if folder exists
IPath folderPath = filePath.removeLastSegments(1).makeRelative();
IResource folder = getWorkspaceRoot().findMember(folderPath);
if (folder == null || !folder.exists() || (folder.getType() != IResource.PROJECT && folder.getType() != IResource.FOLDER)) {
status.setError(NLS.bind(NewFileWizardMessages.NewSourceFileCreationWizardPage_error_FolderDoesNotExist, folderPath));
return status;
}
IStatus convStatus = CConventions.validateSourceFileName(getCurrentProject(), filePath.lastSegment());
if (convStatus.getSeverity() == IStatus.ERROR) {
status.setError(NLS.bind(NewFileWizardMessages.NewSourceFileCreationWizardPage_error_InvalidFileName, convStatus.getMessage()));
return status;
} else if (convStatus.getSeverity() == IStatus.WARNING) {
status.setWarning(NLS.bind(NewFileWizardMessages.NewSourceFileCreationWizardPage_warning_FileNameDiscouraged, convStatus.getMessage()));
}
return status;
}
@Override
public void createFile(IProgressMonitor monitor) throws CoreException {
IPath filePath = getFileFullPath();
if (filePath != null) {
if (monitor == null)
monitor = new NullProgressMonitor();
try {
fNewFileTU = null;
IFile newFile = NewSourceFileGenerator.createSourceFile(filePath, true, monitor);
if (newFile != null) {
fNewFileTU = (ITranslationUnit) CoreModel.getDefault().create(newFile);
if (fNewFileTU != null) {
String lineDelimiter= StubUtility.getLineDelimiterUsed(fNewFileTU);
String content= CodeGeneration.getBodyFileContent(getTemplate(), fNewFileTU, null, null, lineDelimiter);
if (content != null) {
fNewFileTU.getBuffer().setContents(content.toCharArray());
fNewFileTU.save(monitor, true);
}
}
}
} finally {
monitor.done();
}
}
}
/* (non-Javadoc)
* @see org.eclipse.cdt.internal.ui.wizards.filewizard.AbstractFileCreationWizardPage#getCreatedFileTU()
*/
@Override
public ITranslationUnit getCreatedFileTU() {
return fNewFileTU;
}
/*
* @see org.eclipse.cdt.internal.ui.wizards.filewizard.AbstractFileCreationWizardPage#getApplicableTemplates()
*/
@Override
protected Template[] getApplicableTemplates() {
return StubUtility.getFileTemplatesForContentTypes(
new String[] { CCorePlugin.CONTENT_TYPE_CXXSOURCE, CCorePlugin.CONTENT_TYPE_CSOURCE }, null);
}
/*
* @see org.eclipse.cdt.internal.ui.wizards.filewizard.AbstractFileCreationWizardPage#getDefaultTemplateName()
*/
@Override
public String getDefaultTemplateName() {
String name = getDialogSettings().get(KEY_LAST_USED_TEMPLATE);
if (name == null) {
IProject project = getCurrentProject();
if (project != null) {
String contentType = CProject.hasCCNature(project) ?
CCorePlugin.CONTENT_TYPE_CXXSOURCE : CCorePlugin.CONTENT_TYPE_CSOURCE;
Template[] templates =
StubUtility.getFileTemplatesForContentTypes(new String[] { contentType }, null);
if (templates.length != 0) {
name = templates[0].getName();
}
}
}
return name;
}
/*
* @see org.eclipse.cdt.internal.ui.wizards.filewizard.AbstractFileCreationWizardPage#savePreferredTemplateName(String)
*/
@Override
public void saveLastUsedTemplateName(String name) {
getDialogSettings().put(KEY_LAST_USED_TEMPLATE, name);
}
}