Java tutorial
/** * Copyright (c) Microsoft Corporation * * All rights reserved. * * MIT License * * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files * (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, * publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, * subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED *AS IS*, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH * THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ package com.microsoft.azuretools.docker.ui.dialogs; import java.nio.file.Files; import java.nio.file.Paths; import java.util.logging.Logger; import org.eclipse.core.resources.IProject; import org.eclipse.jface.dialogs.IDialogConstants; import org.eclipse.jface.dialogs.IMessageProvider; import org.eclipse.jface.dialogs.TitleAreaDialog; import org.eclipse.swt.SWT; import org.eclipse.swt.graphics.Point; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.DirectoryDialog; import org.eclipse.swt.widgets.Shell; import com.microsoft.azure.docker.model.AzureDockerCertVault; import org.eclipse.swt.widgets.Text; import org.eclipse.ui.forms.HyperlinkSettings; import org.eclipse.ui.forms.IMessageManager; import org.eclipse.ui.forms.ManagedForm; import org.eclipse.ui.forms.widgets.FormToolkit; import org.eclipse.ui.forms.widgets.ScrolledForm; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.events.ModifyListener; import org.eclipse.swt.events.ModifyEvent; import org.eclipse.swt.events.SelectionAdapter; import org.eclipse.swt.events.SelectionEvent; public class AzureExportDockerSshKeysDialog extends TitleAreaDialog { private static final Logger log = Logger.getLogger(AzureExportDockerSshKeysDialog.class.getName()); private final String pathToolTip = "Directory to save/export \"id_rsa\" and \"id_rsa.pub\" file keys into:"; private Text exportSshPathTextField; private ManagedForm managedForm; private ScrolledForm errMsgForm; private IMessageManager errDispatcher; private IProject project; private String path; /** * Create the dialog. * @param parentShell */ public AzureExportDockerSshKeysDialog(Shell parentShell, IProject project) { super(parentShell); setHelpAvailable(false); setShellStyle(SWT.CLOSE | SWT.TITLE | SWT.APPLICATION_MODAL | SWT.MIN | SWT.RESIZE); this.project = project; this.project = project; try { path = project != null ? project.getLocation().toString() : ""; } catch (Exception ex) { path = ""; } } /** * Create contents of the dialog. * @param parent */ @Override protected Control createDialogArea(Composite parent) { setTitle("Export SSH Keys"); setMessage(pathToolTip); Composite area = (Composite) super.createDialogArea(parent); Composite mainContainer = new Composite(area, SWT.NONE); mainContainer.setLayout(new GridLayout(2, false)); mainContainer.setLayoutData(new GridData(GridData.FILL_BOTH)); exportSshPathTextField = new Text(mainContainer, SWT.BORDER); exportSshPathTextField.setToolTipText(pathToolTip); exportSshPathTextField.setText(path); exportSshPathTextField.addModifyListener(new ModifyListener() { @Override public void modifyText(ModifyEvent event) { path = (((Text) event.getSource()).getText()); if (Files.isDirectory(Paths.get(path))) { errDispatcher.removeMessage("exportSshPathTextField", exportSshPathTextField); setErrorMessage(null); } else { errDispatcher.addMessage("exportSshPathTextField", pathToolTip, null, IMessageProvider.ERROR, exportSshPathTextField); setErrorMessage("Invalid directory path"); } } }); GridData gd_exportSshPathTextField = new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1); gd_exportSshPathTextField.verticalIndent = 5; gd_exportSshPathTextField.horizontalIndent = 5; exportSshPathTextField.setLayoutData(gd_exportSshPathTextField); Button exportSshPathBrowseButton = new Button(mainContainer, SWT.NONE); exportSshPathBrowseButton.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { DirectoryDialog directoryDialog = new DirectoryDialog(exportSshPathTextField.getShell()); directoryDialog.setText("Select SSH Keys Directory"); directoryDialog.setFilterPath(System.getProperty("user.home")); String pathSelected = directoryDialog.open(); if (pathSelected == null) { return; } path = pathSelected; exportSshPathTextField.setText(path); } }); GridData gd_exportSshPathBrowseButton = new GridData(SWT.LEFT, SWT.CENTER, false, false, 1, 1); gd_exportSshPathBrowseButton.verticalIndent = 5; exportSshPathBrowseButton.setLayoutData(gd_exportSshPathBrowseButton); exportSshPathBrowseButton.setText("Browse..."); Label lblNote = new Label(mainContainer, SWT.NONE); GridData gd_lblNote = new GridData(SWT.LEFT, SWT.CENTER, false, false, 1, 1); gd_lblNote.verticalIndent = 5; gd_lblNote.horizontalIndent = 5; lblNote.setLayoutData(gd_lblNote); lblNote.setText("Note:"); new Label(mainContainer, SWT.NONE); Label lblAnyExistingidrsa = new Label(mainContainer, SWT.NONE); GridData gd_lblAnyExistingidrsa = new GridData(SWT.LEFT, SWT.CENTER, false, false, 2, 1); gd_lblAnyExistingidrsa.horizontalIndent = 20; lblAnyExistingidrsa.setLayoutData(gd_lblAnyExistingidrsa); lblAnyExistingidrsa.setText("Any existing \"id_rsa\" and \"id_rsa.pub\" files in the selected directory"); Label lblWillBeOverwritten = new Label(mainContainer, SWT.NONE); GridData gd_lblWillBeOverwritten = new GridData(SWT.LEFT, SWT.CENTER, false, false, 1, 1); gd_lblWillBeOverwritten.horizontalIndent = 20; lblWillBeOverwritten.setLayoutData(gd_lblWillBeOverwritten); lblWillBeOverwritten.setText("will be overwritten!"); new Label(mainContainer, SWT.NONE); FormToolkit toolkit = new FormToolkit(mainContainer.getDisplay()); toolkit.getHyperlinkGroup().setHyperlinkUnderlineMode(HyperlinkSettings.UNDERLINE_HOVER); managedForm = new ManagedForm(mainContainer); errMsgForm = managedForm.getForm(); errMsgForm.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false, 2, 1)); errMsgForm.setBackground(mainContainer.getBackground()); errDispatcher = managedForm.getMessageManager(); // return area; return super.createDialogArea(parent); } /** * Create contents of the button bar. * @param parent */ @Override protected void createButtonsForButtonBar(Composite parent) { createButton(parent, IDialogConstants.OK_ID, "Save", true); createButton(parent, IDialogConstants.CANCEL_ID, IDialogConstants.CANCEL_LABEL, false); } /** * Return the initial size of the dialog. */ @Override protected Point getInitialSize() { return new Point(450, 275); } @Override protected boolean isResizable() { return true; } public boolean doValidate() { return true; } public String getPath() { return path; } }