| 1 | /******************************************************************************* |
| 2 | * Copyright (c) 2013, 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 | * Matthew Khouzam - Initial API and implementation |
| 11 | *******************************************************************************/ |
| 12 | |
| 13 | package org.eclipse.tracecompass.internal.tmf.ui.project.wizards.importtrace; |
| 14 | |
| 15 | import java.util.ArrayList; |
| 16 | import java.util.List; |
| 17 | |
| 18 | import org.eclipse.jface.viewers.CheckStateChangedEvent; |
| 19 | import org.eclipse.jface.viewers.CheckboxTreeViewer; |
| 20 | import org.eclipse.jface.viewers.ICheckStateListener; |
| 21 | import org.eclipse.jface.viewers.IStructuredSelection; |
| 22 | import org.eclipse.jface.viewers.ITreeContentProvider; |
| 23 | import org.eclipse.jface.viewers.LabelProvider; |
| 24 | import org.eclipse.swt.SWT; |
| 25 | import org.eclipse.swt.layout.GridData; |
| 26 | import org.eclipse.swt.layout.GridLayout; |
| 27 | import org.eclipse.swt.widgets.Button; |
| 28 | import org.eclipse.swt.widgets.Composite; |
| 29 | import org.eclipse.swt.widgets.Event; |
| 30 | import org.eclipse.swt.widgets.Listener; |
| 31 | import org.eclipse.tracecompass.tmf.core.project.model.TraceTypeHelper; |
| 32 | import org.eclipse.ui.IWorkbench; |
| 33 | |
| 34 | /** |
| 35 | * <b>Select trace types to import</b>, this page is the first of three pages |
| 36 | * shown. This one selects the type of traces that are to be scanned. |
| 37 | * |
| 38 | * @author Matthew Khouzam |
| 39 | */ |
| 40 | public class ImportTraceWizardSelectTraceTypePage extends AbstractImportTraceWizardPage { |
| 41 | |
| 42 | private CheckboxTreeViewer fTreeView; |
| 43 | private final TraceTypeContentProvider fProvider = new TraceTypeContentProvider(); |
| 44 | |
| 45 | /** |
| 46 | * Select trace types to import |
| 47 | * |
| 48 | * @param name |
| 49 | * The name of the page. |
| 50 | * @param selection |
| 51 | * The current selection |
| 52 | */ |
| 53 | protected ImportTraceWizardSelectTraceTypePage(String name, IStructuredSelection selection) { |
| 54 | super(name, selection); |
| 55 | } |
| 56 | |
| 57 | /** |
| 58 | * Select trace types to import |
| 59 | * |
| 60 | * @param workbench |
| 61 | * The workbench reference. |
| 62 | * @param selection |
| 63 | * The current selection |
| 64 | */ |
| 65 | public ImportTraceWizardSelectTraceTypePage(IWorkbench workbench, IStructuredSelection selection) { |
| 66 | super(workbench, selection); |
| 67 | } |
| 68 | |
| 69 | @Override |
| 70 | public void createControl(Composite parent) { |
| 71 | super.createControl(parent); |
| 72 | Composite control = (Composite) this.getControl(); |
| 73 | |
| 74 | final ICheckStateListener listener = new TraceTypeCheckListener(); |
| 75 | |
| 76 | setTitle(Messages.ImportTraceWizardSelectTraceTypePageTitle); |
| 77 | |
| 78 | fTreeView = new CheckboxTreeViewer(control, SWT.BORDER); |
| 79 | fTreeView.getControl().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); |
| 80 | fTreeView.setContentProvider(fProvider); |
| 81 | fTreeView.setInput(fProvider); |
| 82 | fTreeView.setLabelProvider(new LabelProvider() { |
| 83 | @Override |
| 84 | public String getText(Object element) { |
| 85 | return element.toString(); |
| 86 | } |
| 87 | }); |
| 88 | fTreeView.addCheckStateListener(listener); |
| 89 | |
| 90 | // populateTree(treeView); |
| 91 | |
| 92 | Composite buttonArea = new Composite(control, SWT.NONE); |
| 93 | buttonArea.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false)); |
| 94 | buttonArea.setLayout(new GridLayout(2, false)); |
| 95 | |
| 96 | Button selectAll = new Button(buttonArea, SWT.NONE); |
| 97 | selectAll.setText(Messages.ImportTraceWizardSelectAll); |
| 98 | selectAll.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, true, false)); |
| 99 | selectAll.addListener(SWT.Selection, new Listener() { |
| 100 | @Override |
| 101 | public void handleEvent(Event event) { |
| 102 | String elements[] = (String[]) ((ITreeContentProvider) fTreeView.getContentProvider()).getElements(null); |
| 103 | for (String key : elements) { |
| 104 | fTreeView.setSubtreeChecked(key, true); |
| 105 | } |
| 106 | getWizard().getContainer().updateButtons(); |
| 107 | } |
| 108 | }); |
| 109 | |
| 110 | Button selectNone = new Button(buttonArea, SWT.NONE); |
| 111 | selectNone.setText(Messages.ImportTraceWizardPageSelectNone); |
| 112 | selectNone.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, false, false)); |
| 113 | selectNone.addListener(SWT.Selection, new Listener() { |
| 114 | @Override |
| 115 | public void handleEvent(Event event) { |
| 116 | String elements[] = (String[]) ((ITreeContentProvider) fTreeView.getContentProvider()).getElements(null); |
| 117 | for (String key : elements) { |
| 118 | fTreeView.setSubtreeChecked(key, false); |
| 119 | } |
| 120 | getWizard().getContainer().updateButtons(); |
| 121 | } |
| 122 | }); |
| 123 | fTreeView.expandAll(); |
| 124 | } |
| 125 | |
| 126 | @Override |
| 127 | public boolean canFlipToNextPage() { |
| 128 | List<String> tracesToScan = new ArrayList<>(); |
| 129 | String elements[] = (String[]) fProvider.getElements(null); |
| 130 | for (String traceFamily : elements) { |
| 131 | final TraceTypeHelper[] children = (TraceTypeHelper[]) fProvider.getChildren(traceFamily); |
| 132 | if (children != null) { |
| 133 | for (TraceTypeHelper traceType : children) { |
| 134 | if (fTreeView.getChecked(traceType)) { |
| 135 | tracesToScan.add(traceType.getTraceTypeId()); |
| 136 | } |
| 137 | } |
| 138 | } |
| 139 | } |
| 140 | ((BatchImportTraceWizard) getWizard()).setTraceTypesToScan(tracesToScan); |
| 141 | if (tracesToScan.isEmpty()) { |
| 142 | setErrorMessage(Messages.ImportTraceWizardPageSelectHint); |
| 143 | } else { |
| 144 | setErrorMessage(null); |
| 145 | } |
| 146 | return super.canFlipToNextPage() && !tracesToScan.isEmpty(); |
| 147 | } |
| 148 | |
| 149 | private final class TraceTypeCheckListener implements ICheckStateListener { |
| 150 | @Override |
| 151 | public void checkStateChanged(CheckStateChangedEvent event) { |
| 152 | |
| 153 | boolean checkStatus = event.getChecked(); |
| 154 | Object element = event.getElement(); |
| 155 | |
| 156 | fTreeView.setGrayed(element, false); |
| 157 | fTreeView.setSubtreeChecked(element, checkStatus); |
| 158 | ITreeContentProvider tcp = (ITreeContentProvider) fTreeView.getContentProvider(); |
| 159 | String parentElement = (String) tcp.getParent(element); |
| 160 | if (parentElement != null) { |
| 161 | TraceTypeHelper[] siblings = (TraceTypeHelper[]) tcp.getChildren(parentElement); |
| 162 | final TraceTypeHelper first = siblings[0]; |
| 163 | final boolean isFirstChecked = fTreeView.getChecked(first); |
| 164 | boolean allSame = true; |
| 165 | for (TraceTypeHelper peer : siblings) { |
| 166 | final boolean peerChecked = fTreeView.getChecked(peer); |
| 167 | if (peerChecked != isFirstChecked) { |
| 168 | allSame = false; |
| 169 | } |
| 170 | } |
| 171 | if (allSame) { |
| 172 | fTreeView.setGrayed(parentElement, false); |
| 173 | fTreeView.setChecked(parentElement, checkStatus); |
| 174 | } else { |
| 175 | fTreeView.setChecked(parentElement, false); |
| 176 | fTreeView.setGrayed(parentElement, true); |
| 177 | } |
| 178 | } |
| 179 | getWizard().getContainer().updateButtons(); |
| 180 | |
| 181 | } |
| 182 | } |
| 183 | } |