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Fix for bug 387934: Single event experiment not shown in events table.
[deliverable/tracecompass.git] / org.eclipse.linuxtools.tmf.ui / src / org / eclipse / linuxtools / tmf / ui / widgets / timegraph / widgets / TimeGraphTooltipHandler.java
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PT		 1/*****************************************************************************\r
2 * Copyright (c) 2007 Intel Corporation, 2009, 2012 Ericsson.\r
3 * All rights reserved. This program and the accompanying materials\r
4 * are made available under the terms of the Eclipse Public License v1.0\r
5 * which accompanies this distribution, and is available at\r
6 * http://www.eclipse.org/legal/epl-v10.html\r
7 *\r
8 * Contributors:\r
9 * Intel Corporation - Initial API and implementation\r
10 * Vitaly A. Provodin, Intel - Initial API and implementation\r
11 * Alvaro Sanchez-Leon - Updated for TMF\r
12 * Patrick Tasse - Refactoring\r
13 *\r
14 *****************************************************************************/\r
15package org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets;\r
16\r
17import java.util.Iterator;\r
18import java.util.Map;\r
19\r
20import org.eclipse.linuxtools.internal.tmf.ui.Messages;\r
b83af2c3 21import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.ITimeGraphPresentationProvider;\r
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PT		 22import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.ITimeEvent;\r
23import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.ITimeGraphEntry;\r
24import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.Utils.Resolution;\r
25import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.Utils.TimeFormat;\r
26import org.eclipse.swt.SWT;\r
27import org.eclipse.swt.events.MouseAdapter;\r
28import org.eclipse.swt.events.MouseEvent;\r
b83af2c3 29import org.eclipse.swt.events.MouseMoveListener;\r
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PT		 30import org.eclipse.swt.events.MouseTrackAdapter;\r
31import org.eclipse.swt.graphics.Point;\r
32import org.eclipse.swt.graphics.Rectangle;\r
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PT		 33import org.eclipse.swt.layout.GridLayout;\r
34import org.eclipse.swt.widgets.Control;\r
35import org.eclipse.swt.widgets.Display;\r
36import org.eclipse.swt.widgets.Shell;\r
37import org.eclipse.swt.widgets.Table;\r
38import org.eclipse.swt.widgets.TableColumn;\r
39import org.eclipse.swt.widgets.TableItem;\r
fb5cad3d 40\r
013a5f1c
AM		 41/**\r
42 * Handler for the tool tips in the generic time graph view.\r
43 *\r
44 * @version 1.0\r
45 * @author Alvaro Sanchez-Leon\r
46 * @author Patrick Tasse\r
47 */\r
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PT		 48public class TimeGraphTooltipHandler {\r
49\r
6a08b49e
PT		 50 private Shell _tipShell;\r
51 private Table _tipTable;\r
fb5cad3d 52 private Point _tipPosition;\r
013a5f1c 53 private final ITimeDataProvider _timeDataProvider;\r
b83af2c3 54 ITimeGraphPresentationProvider _utilImp = null;\r
fb5cad3d 55\r
3934297e
AM		 56 /**\r
57 * Standard constructor\r
58 *\r
59 * @param parent\r
6a08b49e 60 * The parent shell (unused, can be null)\r
3934297e
AM		 61 * @param rUtilImpl\r
62 * The presentation provider\r
63 * @param timeProv\r
64 * The time provider\r
65 */\r
b83af2c3 66 public TimeGraphTooltipHandler(Shell parent, ITimeGraphPresentationProvider rUtilImpl,\r
fb5cad3d 67 ITimeDataProvider timeProv) {\r
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PT		 68\r
69 this._utilImp = rUtilImpl;\r
70 this._timeDataProvider = timeProv;\r
6a08b49e
PT		 71 }\r
72\r
73 private void createTooltipShell(Shell parent) {\r
74 final Display display = parent.getDisplay();\r
75 if (_tipShell != null && ! _tipShell.isDisposed()) {\r
76 _tipShell.dispose();\r
77 }\r
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PT		 78 _tipShell = new Shell(parent, SWT.ON_TOP | SWT.TOOL);\r
79 GridLayout gridLayout = new GridLayout();\r
80 gridLayout.numColumns = 2;\r
81 gridLayout.marginWidth = 2;\r
82 gridLayout.marginHeight = 2;\r
83 _tipShell.setLayout(gridLayout);\r
6a08b49e 84 _tipShell.setBackground(display.getSystemColor(SWT.COLOR_INFO_BACKGROUND));\r
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PT		 85\r
86 _tipTable = new Table(_tipShell, SWT.NONE);\r
b83af2c3
PT		 87 new TableColumn(_tipTable, SWT.NONE);\r
88 new TableColumn(_tipTable, SWT.NONE);\r
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PT		 89 _tipTable.setForeground(display\r
90 .getSystemColor(SWT.COLOR_INFO_FOREGROUND));\r
91 _tipTable.setBackground(display\r
92 .getSystemColor(SWT.COLOR_INFO_BACKGROUND));\r
93 _tipTable.setHeaderVisible(false);\r
94 _tipTable.setLinesVisible(false);\r
95\r
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PT		 96 _tipTable.addMouseListener(new MouseAdapter() {\r
97 @Override\r
98 public void mouseDown(MouseEvent e) {\r
99 _tipShell.dispose();\r
100 }\r
101 });\r
102\r
103 _tipTable.addMouseTrackListener(new MouseTrackAdapter() {\r
104 @Override\r
105 public void mouseExit(MouseEvent e) {\r
106 _tipShell.dispose();\r
107 }\r
108 });\r
109\r
110 _tipTable.addMouseMoveListener(new MouseMoveListener() {\r
111 @Override\r
112 public void mouseMove(MouseEvent e) {\r
113 _tipShell.dispose();\r
114 }\r
115 });\r
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PT		 116 }\r
117\r
3934297e
AM		 118 /**\r
119 * Callback for the mouse-over tooltip\r
120 *\r
121 * @param control\r
122 * The control object to use\r
123 */\r
fb5cad3d 124 public void activateHoverHelp(final Control control) {\r
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PT		 125 control.addMouseListener(new MouseAdapter() {\r
126 @Override\r
127 public void mouseDown(MouseEvent e) {\r
6a08b49e
PT		 128 if (_tipShell != null && ! _tipShell.isDisposed()) {\r
129 _tipShell.dispose();\r
b83af2c3
PT		 130 }\r
131 }\r
132 });\r
133\r
134 control.addMouseMoveListener(new MouseMoveListener() {\r
135 @Override\r
136 public void mouseMove(MouseEvent e) {\r
6a08b49e
PT		 137 if (_tipShell != null && ! _tipShell.isDisposed()) {\r
138 _tipShell.dispose();\r
b83af2c3 139 }\r
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PT		 140 }\r
141 });\r
142\r
143 control.addMouseTrackListener(new MouseTrackAdapter() {\r
144 @Override\r
145 public void mouseExit(MouseEvent e) {\r
6a08b49e
PT		 146 if (_tipShell != null && ! _tipShell.isDisposed()) {\r
147 Point pt = control.toDisplay(e.x, e.y);\r
148 if (! _tipShell.getBounds().contains(pt)) {\r
149 _tipShell.dispose();\r
150 }\r
b83af2c3 151 }\r
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PT		 152 }\r
153\r
154 private void addItem(String name, String value) {\r
155 TableItem line = new TableItem(_tipTable, SWT.NONE);\r
156 line.setText(0, name);\r
157 line.setText(1, value);\r
158 }\r
159\r
6a08b49e 160 private void fillValues(Point pt, TimeGraphControl timeGraphControl, ITimeGraphEntry entry) {\r
f379b3eb 161 if (entry == null) {\r
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PT		 162 return;\r
163 }\r
f379b3eb 164 if (entry.hasTimeEvents()) {\r
6a08b49e
PT		 165 long currPixelTime = timeGraphControl.getTimeAtX(pt.x);\r
166 long nextPixelTime = timeGraphControl.getTimeAtX(pt.x + 1);\r
167 if (nextPixelTime == currPixelTime) {\r
168 nextPixelTime++;\r
169 }\r
170 ITimeEvent currEvent = Utils.findEvent(entry, currPixelTime, 0);\r
171 ITimeEvent nextEvent = Utils.findEvent(entry, currPixelTime, 1);\r
172\r
173 // if there is no current event at the start of the current pixel range,\r
174 // or if the current event starts before the current pixel range,\r
175 // use the next event as long as it starts within the current pixel range\r
176 if (currEvent == null || currEvent.getTime() < currPixelTime) {\r
177 if (nextEvent != null && nextEvent.getTime() < nextPixelTime) {\r
178 currEvent = nextEvent;\r
179 }\r
180 }\r
181\r
549f3c43 182 // state name\r
f379b3eb 183 addItem(_utilImp.getStateTypeName(), entry.getName());\r
6a08b49e 184 if (currEvent == null) {\r
b83af2c3
PT		 185 return;\r
186 }\r
6a08b49e
PT		 187 // state\r
188 String state = _utilImp.getEventName(currEvent);\r
fb5cad3d
PT		 189 if (state != null) {\r
190 addItem(Messages.TmfTimeTipHandler_TRACE_STATE, state);\r
191 }\r
192\r
6a08b49e
PT		 193 // This block receives a list of <String, String> values to be added to the tip table\r
194 Map<String, String> eventAddOns = _utilImp.getEventHoverToolTipInfo(currEvent);\r
fb5cad3d
PT		 195 if (eventAddOns != null) {\r
196 for (Iterator<String> iter = eventAddOns.keySet().iterator(); iter.hasNext();) {\r
abbdd66a 197 String message = iter.next();\r
fb5cad3d
PT		 198 addItem(message, eventAddOns.get(message));\r
199 }\r
200 }\r
201\r
202 long eventStartTime = -1;\r
203 long eventDuration = -1;\r
204 long eventEndTime = -1;\r
205\r
6a08b49e
PT		 206 eventStartTime = currEvent.getTime();\r
207 eventDuration = currEvent.getDuration();\r
abbdd66a
AM		 208 if (eventDuration < 0 && nextEvent != null) {\r
209 eventEndTime = nextEvent.getTime();\r
210 eventDuration = eventEndTime - eventStartTime;\r
211 } else {\r
212 eventEndTime = eventStartTime + eventDuration;\r
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PT		 213 }\r
214\r
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PT		 215 Resolution res = Resolution.NANOSEC;\r
216 if (_timeDataProvider.isCalendarFormat()) {\r
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PT		 217 addItem(Messages.TmfTimeTipHandler_TRACE_DATE, eventStartTime > -1 ?\r
218 Utils.formatDate(eventStartTime)\r
219 : "?"); //$NON-NLS-1$\r
220 if (eventDuration > 0) {\r
221 addItem(Messages.TmfTimeTipHandler_TRACE_START_TIME, eventStartTime > -1 ?\r
222 Utils.formatTime(eventStartTime, TimeFormat.ABSOLUTE, res)\r
223 : "?"); //$NON-NLS-1$\r
224\r
225 addItem(Messages.TmfTimeTipHandler_TRACE_STOP_TIME, eventEndTime > -1 ?\r
226 Utils.formatTime(eventEndTime, TimeFormat.ABSOLUTE, res)\r
227 : "?"); //$NON-NLS-1$\r
228 } else {\r
229 addItem(Messages.TmfTimeTipHandler_TRACE_EVENT_TIME, eventStartTime > -1 ?\r
230 Utils.formatTime(eventStartTime, TimeFormat.ABSOLUTE, res)\r
231 : "?"); //$NON-NLS-1$\r
232 }\r
233 } else {\r
234 if (eventDuration > 0) {\r
235 addItem(Messages.TmfTimeTipHandler_TRACE_START_TIME, eventStartTime > -1 ?\r
236 Utils.formatTime(eventStartTime, TimeFormat.RELATIVE, res)\r
237 : "?"); //$NON-NLS-1$\r
238\r
239 addItem(Messages.TmfTimeTipHandler_TRACE_STOP_TIME, eventEndTime > -1 ?\r
240 Utils.formatTime(eventEndTime, TimeFormat.RELATIVE, res)\r
241 : "?"); //$NON-NLS-1$\r
242 } else {\r
243 addItem(Messages.TmfTimeTipHandler_TRACE_EVENT_TIME, eventStartTime > -1 ?\r
244 Utils.formatTime(eventStartTime, TimeFormat.RELATIVE, res)\r
245 : "?"); //$NON-NLS-1$\r
246 }\r
247 }\r
248\r
249 if (eventDuration > 0) {\r
250 // Duration in relative format in any case\r
251 addItem(Messages.TmfTimeTipHandler_DURATION, eventDuration > -1 ?\r
252 Utils.formatTime(eventDuration, TimeFormat.RELATIVE, res)\r
253 : "?"); //$NON-NLS-1$\r
254 }\r
255 }\r
256 }\r
257\r
258 @Override\r
259 public void mouseHover(MouseEvent event) {\r
260 Point pt = new Point(event.x, event.y);\r
6a08b49e
PT		 261 TimeGraphControl timeGraphControl = (TimeGraphControl) event.widget;\r
262 createTooltipShell(timeGraphControl.getShell());\r
263 ITimeGraphEntry entry = timeGraphControl.getEntry(pt);\r
b83af2c3 264 _tipTable.remove(0, _tipTable.getItemCount() - 1);\r
6a08b49e 265 fillValues(pt, timeGraphControl, entry);\r
1571f4e4
PT		 266 if (_tipTable.getItemCount() == 0) {\r
267 return;\r
268 }\r
0c779b95 269 _tipTable.getColumn(0).pack();\r
b83af2c3 270 _tipTable.getColumn(1).pack();\r
b83af2c3 271 _tipShell.pack();\r
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PT		 272 _tipPosition = control.toDisplay(pt);\r
273 _tipShell.pack();\r
274 setHoverLocation(_tipShell, _tipPosition);\r
275 _tipShell.setVisible(true);\r
276 }\r
277 });\r
278 }\r
279\r
abbdd66a 280 private static void setHoverLocation(Shell shell, Point position) {\r
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PT		 281 Rectangle displayBounds = shell.getDisplay().getBounds();\r
282 Rectangle shellBounds = shell.getBounds();\r
6a08b49e
PT		 283 if (position.x + shellBounds.width + 16 > displayBounds.width && position.x - shellBounds.width - 16 >= 0) {\r
284 shellBounds.x = position.x - shellBounds.width - 16;\r
285 } else {\r
286 shellBounds.x = Math.max(Math.min(position.x + 16, displayBounds.width - shellBounds.width), 0);\r
287 }\r
288 if (position.y + shellBounds.height + 16 > displayBounds.height && position.y - shellBounds.height - 16 >= 0) {\r
289 shellBounds.y = position.y - shellBounds.height - 16;\r
290 } else {\r
291 shellBounds.y = Math.max(Math.min(position.y + 16, displayBounds.height - shellBounds.height), 0);\r
292 }\r
fb5cad3d
PT		 293 shell.setBounds(shellBounds);\r
294 }\r
295\r
549f3c43 296}
Tracecompass - Deliverables
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