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/*******************************************************************************
* Copyright (c) 2012 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 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* wim.jongman@remainsoftware.com - branch normalization
*******************************************************************************/
package org.eclipse.egit.ui.internal.dialogs;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.egit.core.op.RenameBranchOperation;
import org.eclipse.egit.ui.Activator;
import org.eclipse.egit.ui.internal.UIText;
import org.eclipse.egit.ui.internal.ValidationUtils;
import org.eclipse.egit.ui.internal.components.BranchNameNormalizer;
import org.eclipse.jface.dialogs.IInputValidator;
import org.eclipse.jface.dialogs.TitleAreaDialog;
import org.eclipse.jface.layout.GridDataFactory;
import org.eclipse.jface.layout.GridLayoutFactory;
import org.eclipse.jgit.lib.Constants;
import org.eclipse.jgit.lib.Ref;
import org.eclipse.jgit.lib.Repository;
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.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
/**
* Allows to rename a single branch
*/
public class BranchRenameDialog extends TitleAreaDialog {
private final Repository repository;
private final Ref branchToRename;
private Text name;
private String newName;
/**
* @param parentShell
* @param repository
* @param branchToRename
* the branch; name must start with {@link Constants#R_HEADS} or
* {@link Constants#R_REMOTES}
*/
public BranchRenameDialog(Shell parentShell, Repository repository,
Ref branchToRename) {
super(parentShell);
this.repository = repository;
this.branchToRename = branchToRename;
setHelpAvailable(false);
}
@Override
protected Control createDialogArea(Composite parent) {
Composite main = new Composite(parent, SWT.NONE);
GridDataFactory.fillDefaults().grab(true, true).applyTo(main);
GridLayoutFactory.fillDefaults().numColumns(2).margins(5, 5)
.applyTo(main);
new Label(main, SWT.NONE)
.setText(UIText.BranchRenameDialog_NewNameLabel);
name = new Text(main, SWT.BORDER);
GridDataFactory.fillDefaults().grab(true, false).applyTo(name);
return main;
}
@Override
public void create() {
super.create();
setTitle(UIText.BranchRenameDialog_Title);
String oldName = branchToRename.getName();
String prefix;
if (oldName.startsWith(Constants.R_HEADS))
prefix = Constants.R_HEADS;
else if (oldName.startsWith(Constants.R_REMOTES))
prefix = Constants.R_REMOTES;
else
prefix = null;
String shortName = null;
if (prefix != null) {
shortName = Repository.shortenRefName(branchToRename
.getName());
setMessage(NLS.bind(UIText.BranchRenameDialog_Message, shortName));
} else
setErrorMessage(NLS.bind(
UIText.BranchRenameDialog_WrongPrefixErrorMessage, oldName));
if (shortName != null) {
name.setText(shortName);
name.setSelection(0, shortName.length());
}
final IInputValidator inputValidator = ValidationUtils
.getRefNameInputValidator(repository, prefix, true);
name.addModifyListener(new ModifyListener() {
@Override
public void modifyText(ModifyEvent e) {
String error = inputValidator.isValid(name.getText());
setErrorMessage(error);
getButton(OK).setEnabled(error == null);
}
});
BranchNameNormalizer normalizer = new BranchNameNormalizer(name);
normalizer.setVisible(false);
getButton(OK).setEnabled(false);
}
@Override
protected void configureShell(Shell newShell) {
super.configureShell(newShell);
newShell.setText(UIText.BranchRenameDialog_WindowTitle);
}
@Override
protected void buttonPressed(int buttonId) {
if (buttonId == OK)
try {
newName = name.getText();
new RenameBranchOperation(repository, branchToRename, newName)
.execute(null);
} catch (CoreException e) {
Activator.handleError(
UIText.BranchRenameDialog_RenameExceptionMessage, e,
true);
return;
}
super.buttonPressed(buttonId);
}
/**
* @return the name of the branch after the rename operation. This is only
* valid after the dialog has been opened and finished with the OK
* button.
*/
public String getNewName() {
return newName;
}
}
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