| 1 | /******************************************************************************* |
| 2 | * Copyright (c) 2011, 2011 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 | * Mathieu Denis <mathieu.denis@polymtl.ca> - Implementation and Initial API |
| 11 | *******************************************************************************/ |
| 12 | |
| 13 | package org.eclipse.linuxtools.tmf.ui.views.statistics.model; |
| 14 | |
| 15 | import java.util.Arrays; |
| 16 | import java.util.HashSet; |
| 17 | import java.util.List; |
| 18 | import java.util.Set; |
| 19 | import java.util.Vector; |
| 20 | |
| 21 | import org.eclipse.jface.viewers.ColumnLabelProvider; |
| 22 | import org.eclipse.jface.viewers.Viewer; |
| 23 | import org.eclipse.jface.viewers.ViewerComparator; |
| 24 | import org.eclipse.linuxtools.tmf.ui.views.statistics.Messages; |
| 25 | import org.eclipse.linuxtools.tmf.ui.views.statistics.model.TmfBaseColumnData.ITmfColumnPercentageProvider; |
| 26 | import org.eclipse.swt.SWT; |
| 27 | import org.eclipse.swt.graphics.Image; |
| 28 | import org.eclipse.ui.ISharedImages; |
| 29 | import org.eclipse.ui.PlatformUI; |
| 30 | |
| 31 | /** |
| 32 | * Create a basic list of columns with providers. |
| 33 | * |
| 34 | * @version 1.0 |
| 35 | * @author Mathieu Denis |
| 36 | */ |
| 37 | public class TmfBaseColumnDataProvider implements ITmfColumnDataProvider { |
| 38 | |
| 39 | /** |
| 40 | * Contains the list of the columns |
| 41 | */ |
| 42 | protected List<TmfBaseColumnData> fColumnData = null; |
| 43 | /** |
| 44 | * Level column names |
| 45 | */ |
| 46 | protected final static String LEVEL_COLUMN = Messages.TmfStatisticsView_LevelColumn; |
| 47 | /** |
| 48 | * Number of events column names |
| 49 | */ |
| 50 | protected final static String EVENTS_COUNT_COLUMN = Messages.TmfStatisticsView_NbEventsColumn; |
| 51 | /** |
| 52 | * Level column tooltips |
| 53 | */ |
| 54 | protected final static String LEVEL_COLUMN_TIP = Messages.TmfStatisticsView_LevelColumnTip; |
| 55 | /** |
| 56 | * Number of events column tooltips |
| 57 | */ |
| 58 | protected final static String EVENTS_COUNT_COLUMN_TIP = Messages.TmfStatisticsView_NbEventsTip; |
| 59 | /** |
| 60 | * Level for which statistics should not be displayed. |
| 61 | */ |
| 62 | protected Set<String> fFolderLevels = new HashSet<String>(Arrays.asList(new String[] { "Event Types" })); //$NON-NLS-1$ |
| 63 | /** |
| 64 | * Create basic columns to represent the statistics data |
| 65 | */ |
| 66 | public TmfBaseColumnDataProvider() { |
| 67 | // List that will be used to create the table. |
| 68 | fColumnData = new Vector<TmfBaseColumnData>(); |
| 69 | fColumnData.add(new TmfBaseColumnData(LEVEL_COLUMN, 200, SWT.LEFT, LEVEL_COLUMN_TIP, new ColumnLabelProvider() { |
| 70 | @Override |
| 71 | public String getText(Object element) { |
| 72 | return ((TmfStatisticsTreeNode) element).getKey(); |
| 73 | } |
| 74 | |
| 75 | @Override |
| 76 | public Image getImage(Object element) { |
| 77 | TmfStatisticsTreeNode node = (TmfStatisticsTreeNode) element; |
| 78 | if (fFolderLevels.contains(node.getKey())) { |
| 79 | return PlatformUI.getWorkbench().getSharedImages().getImage(ISharedImages.IMG_OBJ_FOLDER); |
| 80 | } |
| 81 | return PlatformUI.getWorkbench().getSharedImages().getImage(ISharedImages.IMG_OBJ_ELEMENT); |
| 82 | } |
| 83 | }, new ViewerComparator() { |
| 84 | @Override |
| 85 | public int compare(Viewer viewer, Object e1, Object e2) { |
| 86 | TmfStatisticsTreeNode n1 = (TmfStatisticsTreeNode) e1; |
| 87 | TmfStatisticsTreeNode n2 = (TmfStatisticsTreeNode) e2; |
| 88 | |
| 89 | return n1.getKey().compareTo(n2.getKey()); |
| 90 | } |
| 91 | }, null)); |
| 92 | |
| 93 | fColumnData.add(new TmfBaseColumnData(EVENTS_COUNT_COLUMN, 125, SWT.LEFT, EVENTS_COUNT_COLUMN_TIP, new ColumnLabelProvider() { |
| 94 | @Override |
| 95 | public String getText(Object element) { |
| 96 | TmfStatisticsTreeNode node = (TmfStatisticsTreeNode) element; |
| 97 | if (!fFolderLevels.contains(node.getKey())) { |
| 98 | return Long.toString(node.getValue().nbEvents); |
| 99 | } |
| 100 | return ""; //$NON-NLS-1$ |
| 101 | } |
| 102 | }, new ViewerComparator() { |
| 103 | @Override |
| 104 | public int compare(Viewer viewer, Object e1, Object e2) { |
| 105 | TmfStatisticsTreeNode n1 = (TmfStatisticsTreeNode) e1; |
| 106 | TmfStatisticsTreeNode n2 = (TmfStatisticsTreeNode) e2; |
| 107 | |
| 108 | return (int) (n1.getValue().nbEvents - n2.getValue().nbEvents); |
| 109 | } |
| 110 | }, new ITmfColumnPercentageProvider() { |
| 111 | |
| 112 | @Override |
| 113 | public double getPercentage(TmfStatisticsTreeNode node) { |
| 114 | TmfStatisticsTreeNode parent = node; |
| 115 | do { |
| 116 | parent = parent.getParent(); |
| 117 | } while (parent != null && parent.getValue().nbEvents == 0); |
| 118 | |
| 119 | if (parent == null) { |
| 120 | return 0; |
| 121 | } |
| 122 | return (double) node.getValue().nbEvents / parent.getValue().nbEvents; |
| 123 | } |
| 124 | })); |
| 125 | } |
| 126 | |
| 127 | /** |
| 128 | * Provide the columns to represent statistics data |
| 129 | */ |
| 130 | @Override |
| 131 | public List<TmfBaseColumnData> getColumnData() { |
| 132 | return fColumnData; |
| 133 | } |
| 134 | |
| 135 | } |