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b23cbbfc | 1 | /****************************************************************************** |
edded5c1 | 2 | * Copyright (c) 2015, 2016 Ericsson |
b23cbbfc MAL |
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 | ||
10 | package org.eclipse.tracecompass.analysis.timing.ui.views.segmentstore.density; | |
11 | ||
12 | import java.util.List; | |
13 | ||
14 | import org.eclipse.jdt.annotation.Nullable; | |
15 | import org.eclipse.jface.action.Action; | |
16 | import org.eclipse.jface.action.IToolBarManager; | |
17 | import org.eclipse.swt.SWT; | |
18 | import org.eclipse.swt.custom.SashForm; | |
19 | import org.eclipse.swt.widgets.Composite; | |
edded5c1 | 20 | import org.eclipse.tracecompass.analysis.timing.ui.views.segmentstore.table.AbstractSegmentStoreTableViewer; |
b23cbbfc | 21 | import org.eclipse.tracecompass.segmentstore.core.ISegment; |
b489f302 | 22 | import org.eclipse.tracecompass.tmf.core.signal.TmfTraceSelectedSignal; |
b23cbbfc MAL |
23 | import org.eclipse.tracecompass.tmf.core.trace.ITmfTrace; |
24 | import org.eclipse.tracecompass.tmf.core.trace.TmfTraceManager; | |
25 | import org.eclipse.tracecompass.tmf.ui.views.TmfView; | |
26 | ||
27 | /** | |
28 | * Displays the segment store analysis data in a density chart and a table | |
29 | * corresponding to the selected latencies. | |
30 | * | |
31 | * @author Matthew Khouzam | |
32 | * @author Marc-Andre Laperle | |
33 | */ | |
34 | public abstract class AbstractSegmentStoreDensityView extends TmfView { | |
35 | ||
36 | private static final int[] DEFAULT_WEIGHTS = new int[] { 4, 6 }; | |
37 | ||
38 | private @Nullable AbstractSegmentStoreDensityViewer fDensityViewer; | |
39 | private @Nullable AbstractSegmentStoreTableViewer fTableViewer; | |
40 | ||
41 | /** | |
42 | * Constructs a segment store density view | |
43 | * | |
44 | * @param viewName | |
45 | * the name of the view | |
46 | */ | |
47 | public AbstractSegmentStoreDensityView(String viewName) { | |
48 | super(viewName); | |
49 | } | |
50 | ||
51 | /** | |
52 | * Used to keep the table in sync with the density viewer. | |
53 | */ | |
54 | private final class DataChangedListener implements ISegmentStoreDensityViewerDataListener { | |
55 | @Override | |
56 | public void dataChanged(List<ISegment> data) { | |
57 | updateTableModel(data); | |
58 | } | |
59 | ||
60 | private void updateTableModel(@Nullable List<ISegment> data) { | |
61 | final AbstractSegmentStoreTableViewer viewer = fTableViewer; | |
62 | if (viewer != null && data != null) { | |
63 | viewer.updateModel(data.toArray(new ISegment[] {})); | |
64 | } | |
65 | } | |
66 | ||
67 | @Override | |
07daa331 | 68 | public void dataSelectionChanged(@Nullable List<ISegment> data) { |
b23cbbfc MAL |
69 | updateTableModel(data); |
70 | } | |
71 | } | |
72 | ||
73 | @Override | |
74 | public void createPartControl(@Nullable Composite parent) { | |
75 | super.createPartControl(parent); | |
76 | ||
77 | final SashForm sashForm = new SashForm(parent, SWT.NONE); | |
78 | ||
79 | fTableViewer = createSegmentStoreTableViewer(sashForm); | |
80 | fDensityViewer = createSegmentStoreDensityViewer(sashForm); | |
81 | fDensityViewer.addDataListener(new DataChangedListener()); | |
82 | ||
83 | sashForm.setWeights(DEFAULT_WEIGHTS); | |
84 | ||
85 | Action zoomOut = new ZoomOutAction(this); | |
86 | IToolBarManager toolBar = getViewSite().getActionBars().getToolBarManager(); | |
87 | toolBar.add(zoomOut); | |
88 | ITmfTrace trace = TmfTraceManager.getInstance().getActiveTrace(); | |
b489f302 BH |
89 | if (trace != null) { |
90 | TmfTraceSelectedSignal signal = new TmfTraceSelectedSignal(this, trace); | |
91 | if (fDensityViewer != null) { | |
92 | fDensityViewer.traceSelected(signal); | |
93 | } | |
94 | if (fTableViewer != null) { | |
95 | fTableViewer.traceSelected(signal); | |
96 | } | |
b23cbbfc MAL |
97 | } |
98 | } | |
99 | ||
100 | /** | |
101 | * Create a table viewer suitable for displaying the segment store content. | |
102 | * | |
103 | * @param parent | |
104 | * the parent composite | |
105 | * @return the table viewer | |
106 | */ | |
1d8dcc1f | 107 | protected abstract AbstractSegmentStoreTableViewer createSegmentStoreTableViewer(Composite parent); |
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108 | |
109 | /** | |
110 | * Create a density viewer suitable for displaying the segment store | |
111 | * content. | |
112 | * | |
113 | * @param parent | |
114 | * the parent composite | |
115 | * @return the density viewer | |
116 | */ | |
1d8dcc1f | 117 | protected abstract AbstractSegmentStoreDensityViewer createSegmentStoreDensityViewer(Composite parent); |
b23cbbfc MAL |
118 | |
119 | @Override | |
120 | public void setFocus() { | |
121 | final AbstractSegmentStoreDensityViewer viewer = fDensityViewer; | |
122 | if (viewer != null) { | |
123 | viewer.getControl().setFocus(); | |
124 | } | |
125 | } | |
126 | ||
127 | @Override | |
128 | public void dispose() { | |
129 | final AbstractSegmentStoreDensityViewer densityViewer = fDensityViewer; | |
130 | if (densityViewer != null) { | |
131 | densityViewer.dispose(); | |
132 | } | |
133 | ||
134 | final AbstractSegmentStoreTableViewer tableViewer = fTableViewer; | |
135 | if (tableViewer != null) { | |
136 | tableViewer.dispose(); | |
137 | } | |
138 | ||
139 | super.dispose(); | |
140 | } | |
141 | ||
142 | // Package-visible on purpose for ZoomOutAction | |
143 | @Nullable | |
144 | AbstractSegmentStoreDensityViewer getDensityViewer() { | |
145 | return fDensityViewer; | |
146 | } | |
147 | } |