| /******************************************************************************* |
| * Copyright (c) 2000, 2017 IBM Corporation and others. |
| * |
| * 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ui.internal.net.auth; |
| |
| import org.eclipse.jface.dialogs.Dialog; |
| import org.eclipse.jface.dialogs.IDialogConstants; |
| import org.eclipse.osgi.util.NLS; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.layout.GridLayout; |
| import org.eclipse.swt.widgets.*; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.internal.net.NetUIMessages; |
| |
| /** |
| * User authentication dialog |
| */ |
| public class UserValidationDialog extends Dialog { |
| protected Text usernameField; |
| protected Text passwordField; |
| |
| protected String host; |
| protected String message; |
| protected Authentication userAuthentication = null; |
| /** |
| * Gets user and password from a user. May be called from any thread |
| * @param host the host name |
| * @param message the message to be displayed when prompting |
| * |
| * @return UserAuthentication that contains the userid and the password or |
| * <code>null</code> if the dialog has been cancelled |
| */ |
| public static Authentication getAuthentication(final String host, |
| final String message) { |
| class UIOperation implements Runnable { |
| public Authentication authentication; |
| |
| @Override |
| public void run() { |
| authentication = UserValidationDialog.askForAuthentication( |
| host, message); |
| } |
| } |
| |
| UIOperation uio = new UIOperation(); |
| if (Display.getCurrent() != null) { |
| uio.run(); |
| } else { |
| Display.getDefault().syncExec(uio); |
| } |
| return uio.authentication; |
| } |
| /** |
| * Gets user and password from a user Must be called from UI thread |
| * |
| * @return UserAuthentication that contains the userid and the password or |
| * <code>null</code> if the dialog has been cancelled |
| */ |
| protected static Authentication askForAuthentication(String host, |
| String message) { |
| UserValidationDialog ui = new UserValidationDialog(null, host, message); |
| ui.open(); |
| return ui.getAuthentication(); |
| } |
| /** |
| * Creates a new UserValidationDialog. |
| * |
| * @param parentShell |
| * parent Shell or null |
| */ |
| protected UserValidationDialog(Shell parentShell, String host, |
| String message) { |
| super(parentShell); |
| this.host = host; |
| this.message = message; |
| setBlockOnOpen(true); |
| } |
| /** |
| */ |
| @Override |
| protected void configureShell(Shell newShell) { |
| super.configureShell(newShell); |
| newShell.setText(NetUIMessages.UserValidationDialog_0); |
| } |
| /** |
| */ |
| @Override |
| public void create() { |
| super.create(); |
| //give focus to username field |
| usernameField.selectAll(); |
| usernameField.setFocus(); |
| } |
| /** |
| */ |
| @Override |
| protected Control createDialogArea(Composite parent) { |
| Composite main = new Composite(parent, SWT.NONE); |
| GridLayout layout = new GridLayout(); |
| layout.numColumns = 3; |
| main.setLayout(layout); |
| main.setLayoutData(new GridData(GridData.FILL_BOTH)); |
| |
| Label label = new Label(main, SWT.WRAP); |
| String text = NLS.bind(NetUIMessages.UserValidationDialog_1, host); |
| text += "\n\n" + message; //$NON-NLS-1$ |
| label.setText(text); |
| GridData data = new GridData(GridData.FILL_HORIZONTAL); |
| data.horizontalSpan = 3; |
| label.setLayoutData(data); |
| |
| createUsernameFields(main); |
| createPasswordFields(main); |
| PlatformUI.getWorkbench().getHelpSystem().setHelp(main, |
| "org.eclipse.update.ui.UserValidationDialog"); //$NON-NLS-1$ |
| return main; |
| } |
| /** |
| * Creates the three widgets that represent the user name entry area. |
| */ |
| protected void createPasswordFields(Composite parent) { |
| new Label(parent, SWT.NONE).setText(NetUIMessages.UserValidationDialog_2); |
| |
| passwordField = new Text(parent, SWT.BORDER | SWT.PASSWORD); |
| GridData data = new GridData(GridData.FILL_HORIZONTAL); |
| data.widthHint = convertHorizontalDLUsToPixels(IDialogConstants.ENTRY_FIELD_WIDTH); |
| passwordField.setLayoutData(data); |
| |
| new Label(parent, SWT.NONE); //spacer |
| } |
| /** |
| * Creates the three widgets that represent the user name entry area. |
| */ |
| protected void createUsernameFields(Composite parent) { |
| new Label(parent, SWT.NONE).setText(NetUIMessages.UserValidationDialog_3); |
| |
| usernameField = new Text(parent, SWT.BORDER); |
| GridData data = new GridData(GridData.FILL_HORIZONTAL); |
| data.widthHint = convertHorizontalDLUsToPixels(IDialogConstants.ENTRY_FIELD_WIDTH); |
| usernameField.setLayoutData(data); |
| |
| new Label(parent, SWT.NONE); //spacer |
| } |
| /** |
| * Returns the UserAuthentication entered by the user, or null if the user |
| * canceled. |
| * @return the authentication information |
| */ |
| public Authentication getAuthentication() { |
| return userAuthentication; |
| } |
| /** |
| * Notifies that the ok button of this dialog has been pressed. |
| */ |
| @Override |
| protected void okPressed() { |
| userAuthentication = new Authentication(usernameField.getText(), |
| passwordField.getText()); |
| super.okPressed(); |
| } |
| |
| } |