/*******************************************************************************
* Copyright (C) 2012, Markus Duft <markus.duft@salomon.at>
* Copyright (C) 2015, Philipp Bumann <bumannp@gmail.com>
*
* 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
*******************************************************************************/
package org.eclipse.egit.ui.internal.clean;
import java.lang.reflect.InvocationTargetException;
import java.util.Set;
import java.util.TreeSet;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.SubMonitor;
import org.eclipse.egit.core.internal.util.ProjectUtil;
import org.eclipse.egit.ui.Activator;
import org.eclipse.egit.ui.internal.UIText;
import org.eclipse.jface.layout.GridDataFactory;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.jface.viewers.ArrayContentProvider;
import org.eclipse.jface.viewers.CheckStateChangedEvent;
import org.eclipse.jface.viewers.CheckboxTableViewer;
import org.eclipse.jface.viewers.ICheckStateListener;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.jgit.api.CleanCommand;
import org.eclipse.jgit.api.Git;
import org.eclipse.jgit.api.errors.GitAPIException;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.PlatformUI;
/**
* A page for the Clean wizard presenting all things to be cleaned to the user.
*/
public class CleanRepositoryPage extends WizardPage {
private Repository repository;
private CheckboxTableViewer cleanTable;
private boolean cleanDirectories;
private boolean includeIgnored;
/**
* Creates a new page for the given repository.
* @param repository repository to clean.
*/
public CleanRepositoryPage(Repository repository) {
super(UIText.CleanRepositoryPage_title);
this.repository = repository;
setTitle(UIText.CleanRepositoryPage_title);
setMessage(UIText.CleanRepositoryPage_message);
}
@Override
public void createControl(Composite parent) {
Composite main = new Composite(parent, SWT.NONE);
GridDataFactory.fillDefaults().grab(true, true).applyTo(main);
main.setLayout(new GridLayout());
final Button radioCleanFiles = new Button(main, SWT.RADIO);
radioCleanFiles.setText(UIText.CleanRepositoryPage_cleanFiles);
GridDataFactory.fillDefaults().grab(true, false).applyTo(radioCleanFiles);
final Button radioCleanDirs = new Button(main, SWT.RADIO);
radioCleanDirs.setText(UIText.CleanRepositoryPage_cleanDirs);
GridDataFactory.fillDefaults().grab(true, false).applyTo(radioCleanDirs);
SelectionAdapter listener = new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
cleanDirectories = radioCleanDirs.getSelection();
updateCleanItems();
}
};
radioCleanFiles.addSelectionListener(listener);
radioCleanDirs.addSelectionListener(listener);
radioCleanFiles.setSelection(true);
final Image fileImage = PlatformUI.getWorkbench().getSharedImages()
.getImage(ISharedImages.IMG_OBJ_FILE);
final Image dirImage = PlatformUI.getWorkbench().getSharedImages()
.getImage(ISharedImages.IMG_OBJ_FOLDER);
cleanTable = CheckboxTableViewer.newCheckList(main, SWT.BORDER);
cleanTable.setContentProvider(new ArrayContentProvider());
cleanTable.setLabelProvider(new LabelProvider() {
@Override
public Image getImage(Object element) {
if(!(element instanceof String))
return null;
if(((String)element).endsWith("/")) //$NON-NLS-1$
return dirImage;
else
return fileImage;
}
});
setPageComplete(false);
cleanTable.addCheckStateListener(new ICheckStateListener() {
@Override
public void checkStateChanged(CheckStateChangedEvent event) {
updatePageComplete();
}
});
GridDataFactory.fillDefaults().grab(true, true).applyTo(cleanTable.getControl());
Composite lowerComp = new Composite(main, SWT.NONE);
GridDataFactory.fillDefaults().grab(true, false).applyTo(lowerComp);
lowerComp.setLayout(new GridLayout(3, false));
final Button checkIncludeIgnored = new Button(lowerComp, SWT.CHECK);
checkIncludeIgnored.setText(UIText.CleanRepositoryPage_includeIgnored);
GridDataFactory.fillDefaults().grab(true, false).applyTo(checkIncludeIgnored);
checkIncludeIgnored.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
includeIgnored = checkIncludeIgnored.getSelection();
updateCleanItems();
}
});
Button selAll = new Button(lowerComp, SWT.PUSH);
selAll.setText(UIText.WizardProjectsImportPage_selectAll);
GridDataFactory.defaultsFor(selAll).applyTo(selAll);
Button selNone = new Button(lowerComp, SWT.PUSH);
selNone.setText(UIText.WizardProjectsImportPage_deselectAll);
GridDataFactory.defaultsFor(selNone).applyTo(selNone);
selAll.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
if (cleanTable.getInput() instanceof Set<?>) {
Set<?> input = (Set<?>) cleanTable.getInput();
cleanTable.setCheckedElements(input.toArray());
updatePageComplete();
}
}
});
selNone.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
cleanTable.setCheckedElements(new Object[0]);
updatePageComplete();
}
});
setControl(main);
}
private void updatePageComplete() {
boolean hasCheckedElements = cleanTable.getCheckedElements().length != 0;
setPageComplete(hasCheckedElements);
if (hasCheckedElements)
setMessage(null, NONE);
else
setMessage(UIText.CleanRepositoryPage_SelectFilesToClean, INFORMATION);
}
@Override
public void setVisible(boolean visible) {
super.setVisible(visible);
if(visible)
getShell().getDisplay().asyncExec(new Runnable() {
@Override
public void run() {
updateCleanItems();
}
});
}
private void updateCleanItems() {
try {
getContainer().run(true, false, new IRunnableWithProgress() {
@Override
public void run(IProgressMonitor monitor) throws InvocationTargetException,
InterruptedException {
monitor.beginTask(UIText.CleanRepositoryPage_findingItems, IProgressMonitor.UNKNOWN);
Git git = Git.wrap(repository);
CleanCommand command = git.clean().setDryRun(true);
command.setCleanDirectories(cleanDirectories);
command.setIgnore(!includeIgnored);
try {
final Set<String> paths = command.call();
getShell().getDisplay().syncExec(new Runnable() {
@Override
public void run() {
cleanTable.setInput(paths);
}
});
} catch (GitAPIException ex) {
Activator.logError("cannot call clean command!", ex); //$NON-NLS-1$
}
monitor.done();
}
});
updatePageComplete();
} catch (InvocationTargetException e) {
Activator.logError("Unexpected exception while finding items to clean", e); //$NON-NLS-1$
clearPage();
} catch (InterruptedException e) {
clearPage();
}
}
private void clearPage() {
cleanTable.setInput(null);
}
/**
* Retrieves the items that the user chose to clean.
* @return the items to clean.
*/
public Set<String> getItemsToClean() {
Set<String> result = new TreeSet<>();
for(Object ele : cleanTable.getCheckedElements()) {
String str = ele.toString();
if(str.endsWith("/")) //$NON-NLS-1$
result.add(str.substring(0, str.length() - 1));
else
result.add(str);
}
return result;
}
/**
* Do the cleaning with the selected values.
*/
public void finish() {
try {
final Set<String> itemsToClean = getItemsToClean();
getContainer().run(true, false, new IRunnableWithProgress() {
@Override
public void run(IProgressMonitor monitor) throws InvocationTargetException,
InterruptedException {
SubMonitor subMonitor = SubMonitor.convert(monitor,
UIText.CleanRepositoryPage_cleaningItems, 1);
Git git = Git.wrap(repository);
CleanCommand command = git.clean().setDryRun(false);
command.setCleanDirectories(cleanDirectories);
command.setIgnore(!includeIgnored);
command.setPaths(itemsToClean);
try {
command.call();
} catch (GitAPIException ex) {
Activator.logError("cannot call clean command!", ex); //$NON-NLS-1$
}
try {
IProject[] projects = ProjectUtil.getProjectsContaining(repository, itemsToClean);
ProjectUtil.refreshResources(projects,
subMonitor.newChild(1));
} catch (CoreException e) {
// could not refresh... not a "real" problem
}
}
});
} catch (Exception e) {
Activator.logError("Unexpected exception while cleaning", e); //$NON-NLS-1$
}
}
}