Java tutorial
/******************************************************************************* * Copyright (c) 2005-2008 Polarion Software. * 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 * * Contributors: * Sergiy Logvin - Initial API and implementation *******************************************************************************/ package org.eclipse.team.svn.ui.composite; import org.eclipse.jface.dialogs.IDialogConstants; import org.eclipse.swt.SWT; 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.Control; import org.eclipse.swt.widgets.Event; import org.eclipse.swt.widgets.FileDialog; import org.eclipse.swt.widgets.Group; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Listener; import org.eclipse.swt.widgets.Text; import org.eclipse.team.svn.core.resource.SSHSettings; import org.eclipse.team.svn.ui.SVNUIMessages; import org.eclipse.team.svn.ui.dialog.DefaultDialog; import org.eclipse.team.svn.ui.utility.UserInputHistory; import org.eclipse.team.svn.ui.verifier.AbstractVerifierProxy; import org.eclipse.team.svn.ui.verifier.CompositeVerifier; import org.eclipse.team.svn.ui.verifier.ExistingResourceVerifier; import org.eclipse.team.svn.ui.verifier.IValidationManager; import org.eclipse.team.svn.ui.verifier.NonEmptyFieldVerifier; import org.eclipse.team.svn.ui.verifier.ProxyPortVerifier; /** * SSH properties editor composite * * @author Sergiy Logvin */ public class SSHComposite extends AbstractDynamicComposite implements IPropertiesPanel { protected boolean callback; protected Button passwordRadioButton; protected Button privateKeyRadioButton; protected Text privateKeyFileText; protected Button browseButton; protected Text passphraseText; protected Button savePassphraseCheckBox; protected Text portText; protected IValidationManager validationManager; protected UserInputHistory userHistory; protected SSHSettings credentialsInput; protected boolean tempOptionsSaved; protected boolean tempPassBtnEnabled; protected boolean tempKeyBtnEnabled; protected boolean tempSavePassChecked; public SSHComposite(Composite parent, int style, IValidationManager validationManager) { this(parent, style, validationManager, false); } public SSHComposite(Composite parent, int style, IValidationManager validationManager, boolean callback) { super(parent, style); this.validationManager = validationManager; this.callback = callback; this.credentialsInput = new SSHSettings(); } public SSHSettings getSSHSettingsDirect() { SSHSettings settings = new SSHSettings(); this.getSSHSettingsDirectImpl(settings); return settings; } public void setSSHSettingsDirect(SSHSettings settings) { this.savePassphraseCheckBox.setSelection(settings.isPassPhraseSaved()); this.privateKeyRadioButton.setSelection(settings.isUseKeyFile()); this.passwordRadioButton.setSelection(!settings.isUseKeyFile()); String text = settings.getPassPhrase(); this.passphraseText.setText(text == null ? "" : text); //$NON-NLS-1$ text = settings.getPrivateKeyPath(); this.privateKeyFileText.setText(text == null ? "" : text); //$NON-NLS-1$ this.portText.setText(String.valueOf(settings.getPort())); if (this.callback && text != null && text.length() > 0) { this.passphraseText.setFocus(); this.passphraseText.selectAll(); } this.refreshControlsEnablement(); } public void initialize() { GridLayout layout = null; GridData data = null; layout = new GridLayout(); layout.marginHeight = 7; layout.verticalSpacing = 3; this.setLayout(layout); data = new GridData(GridData.FILL_BOTH); this.setLayoutData(data); Composite sshGroup = new Composite(this, SWT.NONE); data = new GridData(GridData.FILL_HORIZONTAL); layout = new GridLayout(); layout.numColumns = 2; layout.makeColumnsEqualWidth = false; layout.marginWidth = 0; layout.marginHeight = 0; sshGroup.setLayout(layout); sshGroup.setLayoutData(data); Label lblPort = new Label(sshGroup, SWT.NONE); lblPort.setText(SVNUIMessages.SSHComposite_Port); this.portText = new Text(sshGroup, SWT.BORDER); data = new GridData(GridData.FILL_HORIZONTAL); this.portText.setLayoutData(data); CompositeVerifier verifier = new CompositeVerifier(); String name = SVNUIMessages.SSHComposite_Port_Verifier; verifier.add(new NonEmptyFieldVerifier(name)); verifier.add(new ProxyPortVerifier(name)); this.portText.setText(String.valueOf(SSHSettings.SSH_PORT_DEFAULT)); this.validationManager.attachTo(this.portText, new AbstractVerifierProxy(verifier) { protected boolean isVerificationEnabled(Control input) { return SSHComposite.this.isVisible(); } }); Group passGroup = new Group(this, SWT.NONE); data = new GridData(GridData.FILL_HORIZONTAL); layout = new GridLayout(); layout.verticalSpacing = 12; passGroup.setLayout(layout); passGroup.setLayoutData(data); passGroup.setText(SVNUIMessages.SSHComposite_Authentication); Composite inner = new Composite(passGroup, SWT.NONE); layout = new GridLayout(); layout.marginHeight = layout.marginWidth = 0; inner.setLayout(layout); data = new GridData(GridData.FILL_HORIZONTAL); data.horizontalSpan = 2; inner.setLayoutData(data); this.passwordRadioButton = new Button(inner, SWT.RADIO); data = new GridData(GridData.BEGINNING); this.passwordRadioButton.setLayoutData(data); this.passwordRadioButton.setText(SVNUIMessages.SSHComposite_Password); this.passwordRadioButton.addSelectionListener(new SelectionListener() { public void widgetSelected(SelectionEvent e) { SSHComposite.this.refreshControlsEnablement(); } public void widgetDefaultSelected(SelectionEvent e) { } }); this.privateKeyRadioButton = new Button(inner, SWT.RADIO); data = new GridData(); this.privateKeyRadioButton.setLayoutData(data); this.privateKeyRadioButton.setText(SVNUIMessages.SSHComposite_PrivateKey); this.privateKeyRadioButton.setSelection(false); Composite groupInner = new Composite(inner, SWT.FILL); layout = new GridLayout(); layout.numColumns = 2; layout.marginHeight = layout.marginWidth = 0; groupInner.setLayout(layout); data = new GridData(GridData.FILL_HORIZONTAL); groupInner.setLayoutData(data); Label description = new Label(groupInner, SWT.NULL); description.setText(SVNUIMessages.SSHComposite_File); data = new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING); description.setLayoutData(data); Composite privateKeyFileComposite = new Composite(groupInner, SWT.NONE); data = new GridData(GridData.FILL_HORIZONTAL); layout = new GridLayout(); layout.marginHeight = layout.marginWidth = 0; layout.numColumns = 2; privateKeyFileComposite.setLayout(layout); privateKeyFileComposite.setLayoutData(data); this.privateKeyFileText = new Text(privateKeyFileComposite, SWT.BORDER); data = new GridData(GridData.FILL_HORIZONTAL); data.widthHint = IDialogConstants.ENTRY_FIELD_WIDTH; this.privateKeyFileText.setLayoutData(data); this.validationManager.attachTo(this.privateKeyFileText, new AbstractVerifierProxy( new ExistingResourceVerifier(SVNUIMessages.SSHComposite_File_Verifier, true)) { protected boolean isVerificationEnabled(Control input) { return SSHComposite.this.privateKeyRadioButton.getSelection() && SSHComposite.this.isVisible(); } }); this.browseButton = new Button(privateKeyFileComposite, SWT.PUSH); this.browseButton.setText(SVNUIMessages.Button_Browse); data = new GridData(GridData.HORIZONTAL_ALIGN_END); data.widthHint = DefaultDialog.computeButtonWidth(this.browseButton); this.browseButton.setLayoutData(data); this.browseButton.addListener(SWT.Selection, new Listener() { public void handleEvent(Event event) { FileDialog fileDialog = new FileDialog(SSHComposite.this.getShell(), SWT.OPEN); String res = fileDialog.open(); if (res != null) { SSHComposite.this.privateKeyFileText.setText(res); SSHComposite.this.validationManager.validateContent(); } } }); description = new Label(groupInner, SWT.NULL); description.setText(SVNUIMessages.SSHComposite_Passphrase); data = new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING); description.setLayoutData(data); this.passphraseText = new Text(groupInner, SWT.BORDER | SWT.PASSWORD); data = new GridData(GridData.FILL_HORIZONTAL); data.widthHint = IDialogConstants.ENTRY_FIELD_WIDTH; this.passphraseText.setLayoutData(data); Composite savePassphrase = new Composite(passGroup, SWT.FILL); layout = new GridLayout(); layout.marginHeight = layout.marginWidth = 0; savePassphrase.setLayout(layout); data = new GridData(GridData.FILL_HORIZONTAL); data.horizontalSpan = 2; savePassphrase.setLayoutData(data); this.savePassphraseCheckBox = new Button(savePassphrase, SWT.CHECK); this.savePassphraseCheckBox.setText(SVNUIMessages.SSHComposite_SavePassphrase); new SecurityWarningComposite(savePassphrase); } public void setCredentialsInput(SSHSettings input) { this.credentialsInput = input; } public void saveChanges() { this.getSSHSettingsDirectImpl(this.credentialsInput); } public void resetChanges() { this.setSSHSettingsDirect(this.credentialsInput); } public void cancelChanges() { } protected void getSSHSettingsDirectImpl(SSHSettings settings) { settings.setPassPhraseSaved(this.savePassphraseCheckBox.getSelection()); settings.setUseKeyFile(this.privateKeyRadioButton.getSelection()); settings.setPassPhrase(this.passphraseText.getText()); settings.setPrivateKeyPath(this.privateKeyFileText.getText()); String port = this.portText.getText().trim(); if (port.length() > 0) { settings.setPort(Integer.parseInt(port)); } } protected void refreshControlsEnablement() { boolean buttonSelected = this.passwordRadioButton.getSelection(); buttonSelected = this.privateKeyRadioButton.getSelection(); this.privateKeyFileText.setEnabled(buttonSelected); this.browseButton.setEnabled(buttonSelected); this.passphraseText.setEnabled(buttonSelected); this.savePassphraseCheckBox.setEnabled(buttonSelected); this.validationManager.validateContent(); } public void saveAppearance() { this.tempPassBtnEnabled = this.passwordRadioButton.getSelection(); this.tempKeyBtnEnabled = this.privateKeyRadioButton.getSelection(); this.tempSavePassChecked = this.savePassphraseCheckBox.getSelection(); this.tempOptionsSaved = true; } public void restoreAppearance() { if (this.tempOptionsSaved) { this.passwordRadioButton.setSelection(this.tempPassBtnEnabled); this.privateKeyRadioButton.setSelection(this.tempKeyBtnEnabled); this.savePassphraseCheckBox.setSelection(this.tempSavePassChecked); this.tempOptionsSaved = false; this.refreshControlsEnablement(); } else { this.resetChanges(); } } public void revalidateContent() { this.validationManager.validateContent(); } }