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/*******************************************************************************
* Copyright (C) 2011, Mathias Kinzler <mathias.kinzler@sap.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.fetch;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.egit.ui.Activator;
import org.eclipse.egit.ui.UIUtils;
import org.eclipse.egit.ui.internal.UIText;
import org.eclipse.jface.dialogs.IMessageProvider;
import org.eclipse.jface.layout.GridDataFactory;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.jgit.lib.Constants;
import org.eclipse.jgit.lib.Ref;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.transport.RemoteConfig;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Text;
/**
* Obtain the Fetch Source, i.e. the {@link Ref} on the remote
* {@link Repository}
*/
public class FetchDestinationPage extends WizardPage {
private final Repository repository;
private final RemoteConfig config;
private Text sourceText;
private Text destinationText;
private Button force;
private List<Ref> trackingBranches;
/**
* Default constructor
*
* @param repository
* @param config
*/
public FetchDestinationPage(Repository repository, RemoteConfig config) {
super(FetchDestinationPage.class.getName());
this.repository = repository;
this.config = config;
setTitle(UIText.FetchDestinationPage_PageTitle);
}
@Override
public void createControl(Composite parent) {
Composite main = new Composite(parent, SWT.NONE);
main.setLayout(new GridLayout(2, false));
GridDataFactory.fillDefaults().grab(true, true).applyTo(main);
Label repositoryLabel = new Label(main, SWT.NONE);
repositoryLabel.setText(UIText.FetchDestinationPage_RepositoryLabel);
Text repositoryText = new Text(main, SWT.READ_ONLY | SWT.BORDER);
repositoryText.setText(Activator.getDefault().getRepositoryUtil()
.getRepositoryName(repository));
GridDataFactory.fillDefaults().grab(true, false)
.applyTo(repositoryText);
Label sourceLabel = new Label(main, SWT.NONE);
sourceLabel.setText(UIText.FetchDestinationPage_SourceLabel);
sourceText = new Text(main, SWT.READ_ONLY | SWT.BORDER);
GridDataFactory.fillDefaults().grab(true, false).applyTo(sourceText);
Label destinationLabel = new Label(main, SWT.NONE);
destinationLabel.setText(UIText.FetchDestinationPage_DestinationLabel);
destinationText = new Text(main, SWT.BORDER);
destinationText.addModifyListener(new ModifyListener() {
@Override
public void modifyText(ModifyEvent e) {
checkPage();
}
});
GridDataFactory.fillDefaults().grab(true, false).applyTo(
destinationText);
UIUtils.addRefContentProposalToText(sourceText, repository,
() -> getRemoteRefs(), true);
force = new Button(main, SWT.CHECK);
force.setText(UIText.FetchDestinationPage_ForceCheckbox);
GridDataFactory.fillDefaults().grab(true, false).span(2, 1).applyTo(
force);
checkPage();
destinationText.setFocus();
setControl(main);
}
@Override
public void setVisible(boolean visible) {
super.setVisible(visible);
if (visible) {
FetchSourcePage fsp = (FetchSourcePage) getWizard()
.getPreviousPage(this);
String sourceString = fsp.getSource();
sourceText.setText(sourceString);
if (sourceString.length() > 0) {
destinationText.setText(Constants.R_REMOTES + config.getName()
+ '/' + Repository.shortenRefName(sourceString));
}
destinationText.setFocus();
}
}
/**
* @return the source
*/
public String getDestination() {
return destinationText.getText();
}
/**
* @return if force is checked
*/
public boolean isForce() {
return force.getSelection();
}
private List<Ref> getRemoteRefs() {
if (this.trackingBranches == null) {
List<Ref> proposals = new ArrayList<>();
try {
for (Ref ref : repository.getRefDatabase()
.getRefsByPrefix(Constants.R_REMOTES)) {
proposals.add(ref);
}
this.trackingBranches = proposals;
} catch (IOException e) {
setErrorMessage(UIText.FetchDestinationPage_CouldNotGetBranchesMessage);
}
}
return this.trackingBranches;
}
private void checkPage() {
setMessage(null, IMessageProvider.WARNING);
setErrorMessage(null);
setMessage(UIText.FetchDestinationPage_PageMessage);
if (destinationText.getText().length() == 0) {
setPageComplete(false);
return;
}
boolean found = false;
for (Ref ref : getRemoteRefs()) {
if (ref.getName().equals(destinationText.getText()))
found = true;
}
if (!found)
setMessage(NLS.bind(
UIText.FetchDestinationPage_TrackingBranchNotFoundMessage,
destinationText.getText()), IMessageProvider.WARNING);
setPageComplete(true);
}
}
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