Java tutorial
/* * Copyright (c) 2014, 2015 Eike Stepper (Berlin, Germany) and others. * 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: * Eike Stepper - initial API and implementation */ package org.eclipse.oomph.p2.internal.ui; import org.eclipse.oomph.p2.internal.core.AgentAnalyzer.AnalyzedArtifact; import org.eclipse.oomph.ui.OomphDialog; import org.eclipse.jface.dialogs.IDialogConstants; import org.eclipse.jface.viewers.ArrayContentProvider; import org.eclipse.jface.viewers.CheckStateChangedEvent; import org.eclipse.jface.viewers.CheckboxTableViewer; import org.eclipse.jface.viewers.ICheckStateListener; import org.eclipse.jface.viewers.TableViewer; import org.eclipse.jface.viewers.ViewerSorter; import org.eclipse.swt.SWT; import org.eclipse.swt.custom.SashForm; import org.eclipse.swt.events.ModifyEvent; import org.eclipse.swt.events.ModifyListener; import org.eclipse.swt.events.SelectionAdapter; import org.eclipse.swt.events.SelectionEvent; 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.Label; import org.eclipse.swt.widgets.Shell; import org.eclipse.swt.widgets.Text; import org.eclipse.swt.widgets.ToolBar; import org.eclipse.swt.widgets.ToolItem; import java.net.URI; import java.util.HashSet; import java.util.List; import java.util.Set; import java.util.concurrent.atomic.AtomicReference; /** * @author Eike Stepper */ public final class AdditionalURIPrompterDialog extends OomphDialog implements ICheckStateListener { private final Set<URI> checkedRepositories = new HashSet<URI>(); private boolean firstTime; private List<AnalyzedArtifact> artifacts; private Set<URI> repositories; private CheckboxTableViewer repositoryViewer; public AdditionalURIPrompterDialog(Shell parentShell, boolean firstTime, List<AnalyzedArtifact> artifacts, Set<URI> repositories) { super(parentShell, AgentAnalyzerDialog.TITLE, 600, 500, P2UIPlugin.INSTANCE, false); setShellStyle(SWT.TITLE | SWT.MAX | SWT.RESIZE | SWT.BORDER | SWT.APPLICATION_MODAL); this.firstTime = firstTime; this.artifacts = artifacts; this.repositories = repositories; } public Set<URI> getCheckedRepositories() { return checkedRepositories; } @Override protected String getShellText() { return AgentAnalyzerDialog.TITLE; } @Override protected String getDefaultMessage() { return "Some artifacts could not be downloaded from the " + (firstTime ? "repositories listed in the profiles" : "previously checked repositories") + ".\n" + "Please check additional repositories and try again."; } @Override protected String getImagePath() { return "wizban/AgentAnalyzer.png"; } @Override protected void createUI(Composite parent) { Composite mainComposite = new Composite(parent, SWT.NONE); mainComposite.setLayoutData(new GridData(GridData.FILL_BOTH)); GridLayout mainLayout = new GridLayout(); mainLayout.marginWidth = 10; mainLayout.marginHeight = 10; mainComposite.setLayout(mainLayout); SashForm sashForm = new SashForm(mainComposite, SWT.SMOOTH | SWT.VERTICAL); sashForm.setLayoutData(new GridData(GridData.FILL_BOTH)); Composite artifactComposite = new Composite(sashForm, SWT.NONE); GridLayout artifactLayout = new GridLayout(); artifactLayout.marginWidth = 0; artifactLayout.marginHeight = 0; artifactComposite.setLayout(artifactLayout); Label artifactLabel = new Label(artifactComposite, SWT.NONE); artifactLabel.setText("Remaining Damaged Artifacts:"); TableViewer artifactViewer = new TableViewer(artifactComposite, SWT.BORDER | SWT.FULL_SELECTION); artifactViewer.getTable().setLayoutData(new GridData(GridData.FILL_BOTH)); artifactViewer.setSorter(new ViewerSorter()); artifactViewer.setLabelProvider(new AgentAnalyzerComposite.TableLabelProvider(parent.getDisplay(), true)); artifactViewer.setContentProvider(new ArrayContentProvider()); artifactViewer.setInput(artifacts); Composite repositoryComposite = new Composite(sashForm, SWT.NONE); GridLayout repositoryLayout = new GridLayout(); repositoryLayout.marginTop = 10; repositoryLayout.marginWidth = 0; repositoryLayout.marginHeight = 0; repositoryComposite.setLayout(repositoryLayout); Composite repositoryHeader = new Composite(repositoryComposite, SWT.NONE); repositoryHeader.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); GridLayout repositoryHeaderLayout = new GridLayout(2, false); repositoryHeaderLayout.marginWidth = 0; repositoryHeaderLayout.marginHeight = 0; repositoryHeader.setLayout(repositoryHeaderLayout); Label repositoryLabel = new Label(repositoryHeader, SWT.NONE); repositoryLabel.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); repositoryLabel.setText("Additional Repositories:"); ToolBar toolBar = new ToolBar(repositoryHeader, SWT.FLAT | SWT.RIGHT); toolBar.setBounds(0, 0, 89, 23); ToolItem checkAll = new ToolItem(toolBar, SWT.NONE); checkAll.setToolTipText("Check all repositories"); checkAll.setImage(getDefaultImage("tool16/checkAll")); ToolItem uncheckAll = new ToolItem(toolBar, SWT.NONE); uncheckAll.setToolTipText("Uncheck all repositories"); uncheckAll.setImage(getDefaultImage("tool16/uncheckAll")); repositoryViewer = CheckboxTableViewer.newCheckList(repositoryComposite, SWT.BORDER | SWT.FULL_SELECTION); repositoryViewer.getTable().setLayoutData(new GridData(GridData.FILL_BOTH)); repositoryViewer.setSorter(new ViewerSorter()); repositoryViewer.setLabelProvider(new AgentAnalyzerComposite.TableLabelProvider(parent.getDisplay())); repositoryViewer.setContentProvider(new ArrayContentProvider()); repositoryViewer.setInput(repositories); repositoryViewer.addCheckStateListener(this); checkAll.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { repositoryViewer.setAllChecked(true); checkStateChanged(null); } }); uncheckAll.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { repositoryViewer.setAllChecked(false); checkStateChanged(null); } }); Composite uriComposite = new Composite(repositoryComposite, SWT.NONE); GridLayout uriLayout = new GridLayout(3, false); uriLayout.marginWidth = 0; uriLayout.marginHeight = 0; uriComposite.setLayout(uriLayout); uriComposite.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); Label uriLabel = new Label(uriComposite, SWT.NONE); uriLabel.setText("URI:"); final AtomicReference<URI> enteredURI = new AtomicReference<URI>(); final Text uriText = new Text(uriComposite, SWT.BORDER); uriText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); final Button uriButton = new Button(uriComposite, SWT.NONE); uriButton.setText("Add"); uriButton.setToolTipText("Add the entered URI to the repositories list"); uriButton.setEnabled(false); uriButton.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { URI uri = enteredURI.get(); repositories.add(uri); repositoryViewer.refresh(); repositoryViewer.setChecked(uri, true); checkStateChanged(null); uriText.setText(""); uriText.setFocus(); } }); uriText.addModifyListener(new ModifyListener() { public void modifyText(ModifyEvent e) { URI uri; try { String text = uriText.getText(); uri = text.length() == 0 ? null : new URI(text); } catch (Exception ex) { uri = null; } enteredURI.set(uri); uriButton.setEnabled(uri != null); } }); sashForm.setWeights(new int[] { 1, 2 }); } @Override protected void createButtonsForButtonBar(Composite parent) { super.createButtonsForButtonBar(parent); checkStateChanged(null); } public void checkStateChanged(CheckStateChangedEvent event) { checkedRepositories.clear(); for (Object object : repositoryViewer.getCheckedElements()) { checkedRepositories.add((URI) object); } getButton(IDialogConstants.OK_ID).setEnabled(!checkedRepositories.isEmpty()); } }