| /******************************************************************************* |
| * Copyright (c) 2003, 2020 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 |
| * Lars Vogel <Lars.Vogel@vogella.com> - Bug 474273 |
| *******************************************************************************/ |
| package org.eclipse.ui.internal.about; |
| |
| import java.io.File; |
| import org.eclipse.core.runtime.Platform; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.core.runtime.jobs.IJobFunction; |
| import org.eclipse.core.runtime.jobs.Job; |
| import org.eclipse.core.text.StringMatcher; |
| import org.eclipse.jface.dialogs.IDialogConstants; |
| import org.eclipse.jface.layout.GridDataFactory; |
| import org.eclipse.jface.resource.JFaceResources; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.dnd.Clipboard; |
| import org.eclipse.swt.dnd.TextTransfer; |
| import org.eclipse.swt.dnd.Transfer; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.widgets.Button; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Text; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.internal.ConfigurationInfo; |
| import org.eclipse.ui.internal.IWorkbenchHelpContextIds; |
| import org.eclipse.ui.internal.WorkbenchMessages; |
| |
| /** |
| * Displays system information about the eclipse application. The content of |
| * what is displayed is selectable through the |
| * <code>org.eclipse.ui.systemSummaryExtensions</code> extension point. |
| */ |
| public final class AboutSystemPage extends ProductInfoPage { |
| |
| // This id is used when the system page is opened in its own dialog |
| private static final String ID = "productInfo.system"; //$NON-NLS-1$ |
| |
| private static final int BROWSE_ERROR_LOG_BUTTON = IDialogConstants.CLIENT_ID; |
| |
| private static final int COPY_TO_CLIPBOARD_BUTTON = IDialogConstants.CLIENT_ID + 1; |
| |
| private Text text; |
| private String info = ""; //$NON-NLS-1$ |
| |
| @Override |
| public void createControl(Composite parent) { |
| PlatformUI.getWorkbench().getHelpSystem().setHelp(parent, IWorkbenchHelpContextIds.SYSTEM_SUMMARY_DIALOG); |
| |
| Composite outer = createOuterComposite(parent); |
| |
| final Text filterText = new Text(outer, SWT.BORDER | SWT.SEARCH | SWT.ICON_CANCEL | SWT.ICON_SEARCH); |
| filterText.setLayoutData(GridDataFactory.fillDefaults().create()); |
| filterText.setFont(JFaceResources.getDialogFont()); |
| filterText.setMessage(WorkbenchMessages.AboutPluginsDialog_filterTextMessage); |
| filterText.setFocus(); |
| |
| text = new Text(outer, SWT.MULTI | SWT.BORDER | SWT.READ_ONLY | SWT.V_SCROLL | SWT.NO_FOCUS | SWT.H_SCROLL); |
| text.setBackground(parent.getDisplay().getSystemColor(SWT.COLOR_LIST_BACKGROUND)); |
| GridData gridData = new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_FILL); |
| |
| gridData.grabExcessVerticalSpace = true; |
| gridData.grabExcessHorizontalSpace = true; |
| gridData.heightHint = convertVerticalDLUsToPixels(300); |
| gridData.widthHint = convertHorizontalDLUsToPixels(400); |
| text.setLayoutData(gridData); |
| text.setFont(JFaceResources.getTextFont()); |
| fetchConfigurationInfo(text); |
| filterText.addModifyListener(e -> { |
| String filter = filterText.getText(); |
| if (filter.isEmpty()) { |
| text.setText(info); |
| } else { |
| StringMatcher matcher = new StringMatcher('*' + filter + '*', true, false); |
| |
| StringBuilder filteredInfo = new StringBuilder(); |
| boolean previousLineEmpty = false; |
| String delim = System.lineSeparator(); |
| String[] infoLines = info.split(delim); |
| for (String line : infoLines) { |
| boolean lineEmpty = line.isEmpty(); |
| if (lineEmpty && previousLineEmpty) { |
| continue; |
| } |
| if (lineEmpty || line.startsWith("***") || matcher.match(line)) { //$NON-NLS-1$ |
| previousLineEmpty = lineEmpty; |
| filteredInfo.append(line).append(delim); |
| } |
| } |
| text.setText(filteredInfo.toString()); |
| } |
| }); |
| |
| setControl(outer); |
| } |
| |
| @Override |
| public void createPageButtons(Composite parent) { |
| Button button = createButton(parent, BROWSE_ERROR_LOG_BUTTON, |
| WorkbenchMessages.AboutSystemDialog_browseErrorLogName); |
| String filename = Platform.getLogFileLocation().toOSString(); |
| button.setEnabled(new File(filename).exists()); |
| |
| createButton(parent, COPY_TO_CLIPBOARD_BUTTON, WorkbenchMessages.AboutSystemDialog_copyToClipboardName); |
| } |
| |
| @Override |
| String getId() { |
| return ID; |
| } |
| |
| public void copyToClipboard() { |
| if (text == null) { |
| return; |
| } |
| |
| Clipboard clipboard = null; |
| try { |
| clipboard = new Clipboard(text.getShell().getDisplay()); |
| String contents = text.getSelectionText(); |
| if (contents.isEmpty()) |
| contents = text.getText(); |
| clipboard.setContents(new Object[] { contents }, new Transfer[] { TextTransfer.getInstance() }); |
| } finally { |
| if (clipboard != null) { |
| clipboard.dispose(); |
| } |
| } |
| } |
| |
| @Override |
| protected void buttonPressed(int buttonId) { |
| switch (buttonId) { |
| case BROWSE_ERROR_LOG_BUTTON: |
| openErrorLogBrowser(); |
| break; |
| case COPY_TO_CLIPBOARD_BUTTON: |
| runCopyToClipboard(); |
| break; |
| } |
| super.buttonPressed(buttonId); |
| } |
| |
| private void openErrorLogBrowser() { |
| AboutUtils.openErrorLogBrowser(getShell()); |
| } |
| |
| private void runCopyToClipboard() { |
| if (text == null) { |
| return; |
| } |
| |
| Clipboard clipboard = null; |
| try { |
| clipboard = new Clipboard(getShell().getDisplay()); |
| clipboard.setContents(new Object[] { text.getText() }, new Transfer[] { TextTransfer.getInstance() }); |
| } finally { |
| if (clipboard != null) { |
| clipboard.dispose(); |
| } |
| } |
| } |
| |
| private void fetchConfigurationInfo(final Text text) { |
| text.setText(WorkbenchMessages.AboutSystemPage_RetrievingSystemInfo); |
| Job job = Job.create(WorkbenchMessages.AboutSystemPage_FetchJobTitle, (IJobFunction) monitor -> { |
| info = ConfigurationInfo.getSystemSummary(); |
| if (!text.isDisposed()) { |
| text.getDisplay().asyncExec(() -> { |
| if (!text.isDisposed()) { |
| text.setText(info); |
| } |
| }); |
| } |
| return Status.OK_STATUS; |
| }); |
| job.schedule(); |
| } |
| } |