| 1 | /******************************************************************************* |
| 2 | * Copyright (c) 2015 Ericsson |
| 3 | * |
| 4 | * All rights reserved. This program and the accompanying materials are |
| 5 | * made available under the terms of the Eclipse Public License v1.0 which |
| 6 | * accompanies this distribution, and is available at |
| 7 | * http://www.eclipse.org/legal/epl-v10.html |
| 8 | * |
| 9 | * Contributors: |
| 10 | * Bernd Hufmann - Initial API and implementation |
| 11 | *******************************************************************************/ |
| 12 | package org.eclipse.tracecompass.internal.lttng2.control.ui.views.preferences; |
| 13 | |
| 14 | import java.io.File; |
| 15 | import java.io.IOException; |
| 16 | import java.nio.file.FileSystems; |
| 17 | import java.nio.file.Files; |
| 18 | import java.nio.file.Path; |
| 19 | import java.nio.file.StandardCopyOption; |
| 20 | |
| 21 | import org.eclipse.jface.dialogs.MessageDialog; |
| 22 | import org.eclipse.jface.preference.PreferencePage; |
| 23 | import org.eclipse.jface.viewers.CheckStateChangedEvent; |
| 24 | import org.eclipse.jface.viewers.CheckboxTreeViewer; |
| 25 | import org.eclipse.jface.viewers.ICheckStateListener; |
| 26 | import org.eclipse.jface.viewers.TreeViewer; |
| 27 | import org.eclipse.osgi.util.NLS; |
| 28 | import org.eclipse.swt.SWT; |
| 29 | import org.eclipse.swt.events.SelectionAdapter; |
| 30 | import org.eclipse.swt.events.SelectionEvent; |
| 31 | import org.eclipse.swt.events.SelectionListener; |
| 32 | import org.eclipse.swt.layout.GridData; |
| 33 | import org.eclipse.swt.layout.GridLayout; |
| 34 | import org.eclipse.swt.widgets.Button; |
| 35 | import org.eclipse.swt.widgets.Composite; |
| 36 | import org.eclipse.swt.widgets.Control; |
| 37 | import org.eclipse.swt.widgets.DirectoryDialog; |
| 38 | import org.eclipse.swt.widgets.Display; |
| 39 | import org.eclipse.swt.widgets.FileDialog; |
| 40 | import org.eclipse.tracecompass.internal.lttng2.control.core.LttngProfileManager; |
| 41 | import org.eclipse.tracecompass.internal.lttng2.control.ui.views.messages.Messages; |
| 42 | import org.eclipse.ui.IWorkbench; |
| 43 | import org.eclipse.ui.IWorkbenchPreferencePage; |
| 44 | import org.eclipse.ui.dialogs.FilteredTree; |
| 45 | import org.eclipse.ui.dialogs.PatternFilter; |
| 46 | |
| 47 | /** |
| 48 | * LTTng control remote profile preferences page. |
| 49 | * |
| 50 | * @author Bernd Hufmann |
| 51 | */ |
| 52 | public class ControlRemoteProfilesPreferencePage extends PreferencePage implements IWorkbenchPreferencePage { |
| 53 | |
| 54 | /** Preference page ID */ |
| 55 | public static String ID = "org.eclipse.tracecompass.internal.lttng2.control.ui.views.preferences.ControlRemoteProfilesPreferencePage"; //$NON-NLS-1$ |
| 56 | |
| 57 | private CheckboxTreeViewer fFolderViewer; |
| 58 | |
| 59 | private Button fDeleteButton = null; |
| 60 | private Button fImportButton = null; |
| 61 | private Button fExportButton = null; |
| 62 | |
| 63 | @Override |
| 64 | public void init(IWorkbench workbench) { |
| 65 | } |
| 66 | |
| 67 | @Override |
| 68 | protected Control createContents(Composite parent) { |
| 69 | Composite composite; |
| 70 | composite = new Composite(parent, SWT.NONE); |
| 71 | composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); |
| 72 | composite.setLayout(new GridLayout(2, false)); |
| 73 | |
| 74 | final FilteredTree filteredTree = new FilteredTree(composite, |
| 75 | SWT.MULTI | SWT.FULL_SELECTION | SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER, new PatternFilter(), true) { |
| 76 | @Override |
| 77 | protected TreeViewer doCreateTreeViewer(Composite aParent, int style) { |
| 78 | fFolderViewer = LTTngProfileViewer.createLTTngProfileViewer(aParent, style); |
| 79 | return fFolderViewer; |
| 80 | } |
| 81 | }; |
| 82 | |
| 83 | filteredTree.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); |
| 84 | |
| 85 | Composite buttonComposite = createVerticalButtonBar(composite); |
| 86 | buttonComposite.setLayout(new GridLayout()); |
| 87 | buttonComposite.setLayoutData(new GridData(GridData.CENTER, GridData.BEGINNING, false, false)); |
| 88 | |
| 89 | fFolderViewer.addCheckStateListener(new ICheckStateListener() { |
| 90 | @Override |
| 91 | public void checkStateChanged(CheckStateChangedEvent event) { |
| 92 | enableButtons(); |
| 93 | } |
| 94 | }); |
| 95 | |
| 96 | return composite; |
| 97 | } |
| 98 | |
| 99 | private Composite createVerticalButtonBar(Composite composite) { |
| 100 | Composite buttonComposite = new Composite(composite, SWT.NONE); |
| 101 | |
| 102 | fDeleteButton = createVerticalButton(buttonComposite, Messages.TraceControl_DeleteButtonText); |
| 103 | fDeleteButton.addSelectionListener(new SelectionAdapter() { |
| 104 | @Override |
| 105 | public void widgetSelected(SelectionEvent e) { |
| 106 | Object[] checkedElements = fFolderViewer.getCheckedElements(); |
| 107 | StringBuffer files = new StringBuffer(); |
| 108 | for (Object element : checkedElements) { |
| 109 | if (element instanceof File) { |
| 110 | files.append(((File) element).toString()).append("\n"); //$NON-NLS-1$ |
| 111 | } |
| 112 | } |
| 113 | |
| 114 | boolean delete = MessageDialog.openConfirm(getShell(), |
| 115 | Messages.TraceControl_DeleteProfileTitle, |
| 116 | Messages.TraceControl_DeleteQuery+ "\n" + files.toString()); //$NON-NLS-1$ |
| 117 | |
| 118 | if (!delete) { |
| 119 | return; |
| 120 | } |
| 121 | |
| 122 | for (Object element : checkedElements) { |
| 123 | if (element instanceof File) { |
| 124 | File sourceFile = (File) element; |
| 125 | Path source = FileSystems.getDefault().getPath(sourceFile.getAbsolutePath()); |
| 126 | try { |
| 127 | Files.delete(source); |
| 128 | } catch (IOException e1) { |
| 129 | MessageDialog.openError(getShell(), |
| 130 | Messages.TraceControl_DeleteProfileTitle, |
| 131 | "Error deleting profile:\n" + e1.toString()); //$NON-NLS-1$ |
| 132 | } |
| 133 | } |
| 134 | } |
| 135 | fFolderViewer.setInput(LTTngProfileViewer.getViewerInput()); |
| 136 | enableButtons(); |
| 137 | } |
| 138 | }); |
| 139 | |
| 140 | fImportButton = createVerticalButton(buttonComposite, Messages.TraceControl_ImportButtonText); |
| 141 | fExportButton = createVerticalButton(buttonComposite, Messages.TraceControl_ExportButtonText); |
| 142 | |
| 143 | fImportButton.addSelectionListener(new SelectionListener() { |
| 144 | @Override |
| 145 | public void widgetDefaultSelected(SelectionEvent e) {} |
| 146 | |
| 147 | @Override |
| 148 | public void widgetSelected(SelectionEvent e) { |
| 149 | FileDialog dialog = new FileDialog(Display.getCurrent().getActiveShell(), SWT.OPEN); |
| 150 | dialog.setText(Messages.TraceControl_ImportProfileTitle); |
| 151 | dialog.setFilterExtensions(new String[] { "*.lttng", "*" }); //$NON-NLS-1$ //$NON-NLS-2$ |
| 152 | String sourceFile = dialog.open(); |
| 153 | if (sourceFile != null) { |
| 154 | Path source = FileSystems.getDefault().getPath(sourceFile); |
| 155 | Path destPath = FileSystems.getDefault().getPath(LttngProfileManager.getProfilePath().toFile().toString()); |
| 156 | copyProfileFile(source, destPath, Messages.TraceControl_ImportProfileTitle); |
| 157 | fFolderViewer.setInput(LTTngProfileViewer.getViewerInput()); |
| 158 | } |
| 159 | } |
| 160 | }); |
| 161 | |
| 162 | fExportButton.addSelectionListener(new SelectionAdapter() { |
| 163 | @Override |
| 164 | public void widgetSelected(SelectionEvent e) { |
| 165 | DirectoryDialog dialog = new DirectoryDialog(Display.getCurrent().getActiveShell()); |
| 166 | dialog.setText(Messages.TraceControl_ExportProfileTitle); |
| 167 | String path = dialog.open(); |
| 168 | if (path != null) { |
| 169 | Object[] checkedElements = fFolderViewer.getCheckedElements(); |
| 170 | for (Object element : checkedElements) { |
| 171 | if (element instanceof File) { |
| 172 | File sourceFile = (File) element; |
| 173 | Path source = FileSystems.getDefault().getPath(sourceFile.getAbsolutePath()); |
| 174 | Path destPath = FileSystems.getDefault().getPath(path); |
| 175 | copyProfileFile(source, destPath, Messages.TraceControl_ExportProfileTitle); |
| 176 | } |
| 177 | } |
| 178 | } |
| 179 | } |
| 180 | }); |
| 181 | |
| 182 | enableButtons(); |
| 183 | return buttonComposite; |
| 184 | } |
| 185 | |
| 186 | private static Button createVerticalButton(Composite parent, String text) { |
| 187 | Button button = new Button(parent, SWT.PUSH); |
| 188 | button.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL)); |
| 189 | button.setText(text); |
| 190 | return button; |
| 191 | } |
| 192 | |
| 193 | private void enableButtons() { |
| 194 | Object[] checked = fFolderViewer.getCheckedElements(); |
| 195 | boolean enabled = (checked != null) && (checked.length > 0); |
| 196 | fDeleteButton.setEnabled(enabled); |
| 197 | fExportButton.setEnabled(enabled); |
| 198 | fImportButton.setEnabled(true); |
| 199 | } |
| 200 | |
| 201 | private void copyProfileFile(Path source, Path destPath, String errorTitle) { |
| 202 | Path destFile = destPath.resolve(source.getFileName()); |
| 203 | if (destFile.toFile().exists()) { |
| 204 | boolean overwrite = MessageDialog.openConfirm(getShell(), |
| 205 | Messages.TraceControl_ProfileAlreadyExists, |
| 206 | NLS.bind(Messages.TraceControl_OverwriteQuery, destFile.getFileName())); |
| 207 | |
| 208 | if (!overwrite) { |
| 209 | return; |
| 210 | } |
| 211 | } |
| 212 | try { |
| 213 | Files.copy(source, destFile, StandardCopyOption.REPLACE_EXISTING); |
| 214 | } catch (IOException e1) { |
| 215 | MessageDialog.openError(getShell(), |
| 216 | errorTitle, |
| 217 | "Error copying profile:\n" + e1.toString()); //$NON-NLS-1$ |
| 218 | } |
| 219 | } |
| 220 | |
| 221 | } |