/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Eclipse Public License, Version 1.0 (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.eclipse.org/org/documents/epl-v10.php
*
* 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.adt.internal.wizards.templates;
import com.android.ide.eclipse.adt.AdtPlugin;
import com.android.ide.eclipse.adt.internal.wizards.newproject.WorkingSetGroup;
import com.android.ide.eclipse.adt.internal.wizards.newproject.WorkingSetHelper;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Platform;
import org.eclipse.core.runtime.Status;
import org.eclipse.jface.dialogs.IMessageProvider;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.wizard.IWizardPage;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.FocusEvent;
import org.eclipse.swt.events.FocusListener;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.DirectoryDialog;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.IWorkingSet;
import java.io.File;
/**
* Second wizard page in the "New Project From Template" wizard
*/
public class ProjectContentsPage extends WizardPage
implements ModifyListener, SelectionListener, FocusListener {
private final NewProjectWizardState mValues;
private boolean mIgnore;
private Button mCustomIconToggle;
private Button mLibraryToggle;
private Button mUseDefaultLocationToggle;
private Label mLocationLabel;
private Text mLocationText;
private Button mChooseLocationButton;
private static String sLastProjectLocation = System.getProperty("user.home"); //$NON-NLS-1$
private Button mCreateActivityToggle;
private WorkingSetGroup mWorkingSetGroup;
ProjectContentsPage(NewProjectWizardState values) {
super("newAndroidApp"); //$NON-NLS-1$
mValues = values;
setTitle("New Android Application");
setDescription("Configure Project");
mWorkingSetGroup = new WorkingSetGroup();
setWorkingSets(new IWorkingSet[0]);
}
@Override
public void createControl(Composite parent) {
Composite container = new Composite(parent, SWT.NULL);
setControl(container);
GridLayout gl_container = new GridLayout(4, false);
gl_container.horizontalSpacing = 10;
container.setLayout(gl_container);
mCustomIconToggle = new Button(container, SWT.CHECK);
mCustomIconToggle.setSelection(true);
mCustomIconToggle.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false, 4, 1));
mCustomIconToggle.setText("Create custom launcher icon");
mCustomIconToggle.setSelection(mValues.createIcon);
mCustomIconToggle.addSelectionListener(this);
mCreateActivityToggle = new Button(container, SWT.CHECK);
mCreateActivityToggle.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false,
4, 1));
mCreateActivityToggle.setText("Create activity");
mCreateActivityToggle.setSelection(mValues.createActivity);
mCreateActivityToggle.addSelectionListener(this);
new Label(container, SWT.NONE).setLayoutData(
new GridData(SWT.LEFT, SWT.CENTER, false, false, 4, 1));
mLibraryToggle = new Button(container, SWT.CHECK);
mLibraryToggle.setSelection(true);
mLibraryToggle.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false, 4, 1));
mLibraryToggle.setText("Mark this project as a library");
mLibraryToggle.setSelection(mValues.isLibrary);
mLibraryToggle.addSelectionListener(this);
// Blank line
new Label(container, SWT.NONE).setLayoutData(
new GridData(SWT.LEFT, SWT.CENTER, false, false, 4, 1));
mUseDefaultLocationToggle = new Button(container, SWT.CHECK);
mUseDefaultLocationToggle.setLayoutData(
new GridData(SWT.LEFT, SWT.CENTER, false, false, 4, 1));
mUseDefaultLocationToggle.setText("Create Project in Workspace");
mUseDefaultLocationToggle.addSelectionListener(this);
mLocationLabel = new Label(container, SWT.NONE);
mLocationLabel.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
mLocationLabel.setText("Location:");
mLocationText = new Text(container, SWT.BORDER);
mLocationText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 2, 1));
mLocationText.addModifyListener(this);
mChooseLocationButton = new Button(container, SWT.NONE);
mChooseLocationButton.setText("Browse...");
mChooseLocationButton.addSelectionListener(this);
mChooseLocationButton.setEnabled(false);
setUseCustomLocation(!mValues.useDefaultLocation);
new Label(container, SWT.NONE).setLayoutData(
new GridData(SWT.LEFT, SWT.CENTER, false, false, 4, 1));
Composite group = mWorkingSetGroup.createControl(container);
group.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, false, 4, 1));
}
@Override
public void setVisible(boolean visible) {
super.setVisible(visible);
if (visible) {
try {
mIgnore = true;
mUseDefaultLocationToggle.setSelection(mValues.useDefaultLocation);
mLocationText.setText(mValues.projectLocation);
} finally {
mIgnore = false;
}
}
validatePage();
}
private void setUseCustomLocation(boolean en) {
mValues.useDefaultLocation = !en;
mUseDefaultLocationToggle.setSelection(!en);
if (!en) {
updateProjectLocation(mValues.projectName);
}
mLocationLabel.setEnabled(en);
mLocationText.setEnabled(en);
mChooseLocationButton.setEnabled(en);
}
void init(IStructuredSelection selection, IWorkbenchPart activePart) {
setWorkingSets(WorkingSetHelper.getSelectedWorkingSet(selection, activePart));
}
/**
* Returns the working sets to which the new project should be added.
*
* @return the selected working sets to which the new project should be added
*/
private IWorkingSet[] getWorkingSets() {
return mWorkingSetGroup.getSelectedWorkingSets();
}
/**
* Sets the working sets to which the new project should be added.
*
* @param workingSets the initial selected working sets
*/
private void setWorkingSets(IWorkingSet[] workingSets) {
assert workingSets != null;
mWorkingSetGroup.setWorkingSets(workingSets);
}
@Override
public IWizardPage getNextPage() {
// Sync working set data to the value object, since the WorkingSetGroup
// doesn't let us add listeners to do this lazily
mValues.workingSets = getWorkingSets();
return super.getNextPage();
}
// ---- Implements ModifyListener ----
@Override
public void modifyText(ModifyEvent e) {
if (mIgnore) {
return;
}
Object source = e.getSource();
if (source == mLocationText) {
mValues.projectLocation = mLocationText.getText().trim();
}
validatePage();
}
/** If the project should be created in the workspace, then update the project location
* based on the project name. */
private void updateProjectLocation(String projectName) {
if (projectName == null) {
projectName = "";
}
boolean useDefaultLocation = mUseDefaultLocationToggle.getSelection();
if (useDefaultLocation) {
IPath workspace = Platform.getLocation();
String projectLocation = workspace.append(projectName).toOSString();
mLocationText.setText(projectLocation);
mValues.projectLocation = projectLocation;
}
}
// ---- Implements SelectionListener ----
@Override
public void widgetSelected(SelectionEvent e) {
if (mIgnore) {
return;
}
Object source = e.getSource();
if (source == mCustomIconToggle) {
mValues.createIcon = mCustomIconToggle.getSelection();
} else if (source == mLibraryToggle) {
mValues.isLibrary = mLibraryToggle.getSelection();
} else if (source == mCreateActivityToggle) {
mValues.createActivity = mCreateActivityToggle.getSelection();
} else if (source == mUseDefaultLocationToggle) {
boolean useDefault = mUseDefaultLocationToggle.getSelection();
setUseCustomLocation(!useDefault);
} else if (source == mChooseLocationButton) {
String dir = promptUserForLocation(getShell());
if (dir != null) {
mLocationText.setText(dir);
mValues.projectLocation = dir;
}
}
validatePage();
}
private String promptUserForLocation(Shell shell) {
DirectoryDialog dd = new DirectoryDialog(getShell());
dd.setMessage("Select folder where project should be created");
String curLocation = mLocationText.getText().trim();
if (!curLocation.isEmpty()) {
dd.setFilterPath(curLocation);
} else if (sLastProjectLocation != null) {
dd.setFilterPath(sLastProjectLocation);
}
String dir = dd.open();
if (dir != null) {
sLastProjectLocation = dir;
}
return dir;
}
@Override
public void widgetDefaultSelected(SelectionEvent e) {
}
// ---- Implements FocusListener ----
@Override
public void focusGained(FocusEvent e) {
}
@Override
public void focusLost(FocusEvent e) {
}
// Validation
void validatePage() {
IStatus status = validateProjectLocation();
setPageComplete(status == null || status.getSeverity() != IStatus.ERROR);
if (status != null) {
setMessage(status.getMessage(),
status.getSeverity() == IStatus.ERROR
? IMessageProvider.ERROR : IMessageProvider.WARNING);
} else {
setErrorMessage(null);
setMessage(null);
}
}
static IStatus validateLocationInWorkspace(NewProjectWizardState values) {
if (values.useDefaultLocation) {
return null;
}
// Validate location
if (values.projectName != null) {
File dest = Platform.getLocation().append(values.projectName).toFile();
if (dest.exists()) {
return new Status(IStatus.ERROR, AdtPlugin.PLUGIN_ID, String.format(
"There is already a file or directory named \"%1$s\" in the selected location.",
values.projectName));
}
}
return null;
}
private IStatus validateProjectLocation() {
if (mValues.useDefaultLocation) {
return validateLocationInWorkspace(mValues);
}
String location = mLocationText.getText();
if (location.trim().isEmpty()) {
return new Status(IStatus.ERROR, AdtPlugin.PLUGIN_ID,
"Provide a valid file system location where the project should be created.");
}
File f = new File(location);
if (f.exists()) {
if (!f.isDirectory()) {
return new Status(IStatus.ERROR, AdtPlugin.PLUGIN_ID,
String.format("'%s' is not a valid folder.", location));
}
File[] children = f.listFiles();
if (children != null && children.length > 0) {
return new Status(IStatus.ERROR, AdtPlugin.PLUGIN_ID,
String.format("Folder '%s' is not empty.", location));
}
}
// if the folder doesn't exist, then make sure that the parent
// exists and is a writable folder
File parent = f.getParentFile();
if (!parent.exists()) {
return new Status(IStatus.ERROR, AdtPlugin.PLUGIN_ID,
String.format("Folder '%s' does not exist.", parent.getName()));
}
if (!parent.isDirectory()) {
return new Status(IStatus.ERROR, AdtPlugin.PLUGIN_ID,
String.format("'%s' is not a folder.", parent.getName()));
}
if (!parent.canWrite()) {
return new Status(IStatus.ERROR, AdtPlugin.PLUGIN_ID,
String.format("'%s' is not writeable.", parent.getName()));
}
return null;
}
}