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34313553 PT |
2 | /***************************************************************************** |
3 | * Copyright (c) 2007 Intel Corporation, 2009, 2012 Ericsson. | |
4 | * All rights reserved. This program and the accompanying materials | |
5 | * are made available under the terms of the Eclipse Public License v1.0 | |
6 | * which accompanies this distribution, and is available at | |
7 | * http://www.eclipse.org/legal/epl-v10.html | |
8 | * | |
9 | * Contributors: | |
10 | * Intel Corporation - Initial API and implementation | |
11 | * Vitaly A. Provodin, Intel - Initial API and implementation | |
12 | * Alvaro Sanchez-Leon - Updated for TMF | |
13 | * Patrick Tasse - Refactoring | |
14 | * | |
15 | *****************************************************************************/ | |
16 | package org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets; | |
17 | ||
18 | import java.util.Iterator; | |
19 | import java.util.Map; | |
20 | ||
21 | import org.eclipse.linuxtools.internal.tmf.ui.Messages; | |
22 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.ITimeGraphPresentationProvider; | |
23 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.ITimeEvent; | |
24 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.ITimeGraphEntry; | |
25 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.Utils.Resolution; | |
26 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.Utils.TimeFormat; | |
27 | import org.eclipse.swt.SWT; | |
28 | import org.eclipse.swt.events.MouseAdapter; | |
29 | import org.eclipse.swt.events.MouseEvent; | |
30 | import org.eclipse.swt.events.MouseMoveListener; | |
31 | import org.eclipse.swt.events.MouseTrackAdapter; | |
32 | import org.eclipse.swt.graphics.Point; | |
33 | import org.eclipse.swt.graphics.Rectangle; | |
34 | import org.eclipse.swt.layout.GridData; | |
35 | import org.eclipse.swt.layout.GridLayout; | |
36 | import org.eclipse.swt.widgets.Composite; | |
37 | import org.eclipse.swt.widgets.Control; | |
38 | import org.eclipse.swt.widgets.Display; | |
39 | import org.eclipse.swt.widgets.Label; | |
40 | import org.eclipse.swt.widgets.Shell; | |
41 | ||
42 | /** | |
43 | * Handler for the tool tips in the generic time graph view. | |
44 | * | |
45 | * @version 1.0 | |
46 | * @author Alvaro Sanchez-Leon | |
47 | * @author Patrick Tasse | |
48 | */ | |
49 | public class TimeGraphTooltipHandler { | |
50 | ||
51 | private Shell _tipShell; | |
52 | private Composite _tipComposite; | |
53 | private Point _tipPosition; | |
54 | private final ITimeDataProvider _timeDataProvider; | |
55 | ITimeGraphPresentationProvider _utilImp = null; | |
56 | ||
57 | /** | |
58 | * Standard constructor | |
59 | * | |
60 | * @param parent | |
61 | * The parent shell (unused, can be null) | |
62 | * @param rUtilImpl | |
63 | * The presentation provider | |
64 | * @param timeProv | |
65 | * The time provider | |
66 | */ | |
67 | public TimeGraphTooltipHandler(Shell parent, ITimeGraphPresentationProvider rUtilImpl, | |
68 | ITimeDataProvider timeProv) { | |
69 | ||
70 | this._utilImp = rUtilImpl; | |
71 | this._timeDataProvider = timeProv; | |
72 | } | |
73 | ||
74 | private void createTooltipShell(Shell parent) { | |
75 | final Display display = parent.getDisplay(); | |
76 | if (_tipShell != null && ! _tipShell.isDisposed()) { | |
77 | _tipShell.dispose(); | |
78 | } | |
79 | _tipShell = new Shell(parent, SWT.ON_TOP | SWT.TOOL); | |
80 | GridLayout gridLayout = new GridLayout(); | |
81 | gridLayout.numColumns = 2; | |
82 | gridLayout.marginWidth = 2; | |
83 | gridLayout.marginHeight = 2; | |
84 | _tipShell.setLayout(gridLayout); | |
85 | _tipShell.setBackground(display.getSystemColor(SWT.COLOR_INFO_BACKGROUND)); | |
86 | ||
87 | _tipComposite = new Composite(_tipShell, SWT.NONE); | |
88 | _tipComposite.setLayout(new GridLayout(3, false)); | |
89 | setupControl(_tipComposite); | |
90 | ||
91 | } | |
92 | ||
93 | /** | |
94 | * Callback for the mouse-over tooltip | |
95 | * | |
96 | * @param control | |
97 | * The control object to use | |
98 | */ | |
99 | public void activateHoverHelp(final Control control) { | |
100 | control.addMouseListener(new MouseAdapter() { | |
101 | @Override | |
102 | public void mouseDown(MouseEvent e) { | |
103 | if (_tipShell != null && ! _tipShell.isDisposed()) { | |
104 | _tipShell.dispose(); | |
105 | } | |
106 | } | |
107 | }); | |
108 | ||
109 | control.addMouseMoveListener(new MouseMoveListener() { | |
110 | @Override | |
111 | public void mouseMove(MouseEvent e) { | |
112 | if (_tipShell != null && ! _tipShell.isDisposed()) { | |
113 | _tipShell.dispose(); | |
114 | } | |
115 | } | |
116 | }); | |
117 | ||
118 | control.addMouseTrackListener(new MouseTrackAdapter() { | |
119 | @Override | |
120 | public void mouseExit(MouseEvent e) { | |
121 | if (_tipShell != null && ! _tipShell.isDisposed()) { | |
122 | Point pt = control.toDisplay(e.x, e.y); | |
123 | if (! _tipShell.getBounds().contains(pt)) { | |
124 | _tipShell.dispose(); | |
125 | } | |
126 | } | |
127 | } | |
128 | ||
129 | private void addItem(String name, String value) { | |
130 | Label nameLabel = new Label(_tipComposite, SWT.NO_FOCUS); | |
131 | nameLabel.setText(name); | |
132 | setupControl(nameLabel); | |
133 | Label separator = new Label(_tipComposite, SWT.NO_FOCUS | SWT.SEPARATOR | SWT.VERTICAL); | |
134 | GridData gd = new GridData(SWT.CENTER, SWT.CENTER, false, false); | |
135 | gd.heightHint = nameLabel.computeSize(SWT.DEFAULT, SWT.DEFAULT).y; | |
136 | separator.setLayoutData(gd); | |
137 | setupControl(separator); | |
138 | Label valueLabel = new Label(_tipComposite, SWT.NO_FOCUS); | |
139 | valueLabel.setText(value); | |
140 | setupControl(valueLabel); | |
141 | } | |
142 | ||
143 | private void fillValues(Point pt, TimeGraphControl timeGraphControl, ITimeGraphEntry entry) { | |
144 | if (entry == null) { | |
145 | return; | |
146 | } | |
147 | if (entry.hasTimeEvents()) { | |
148 | long currPixelTime = timeGraphControl.getTimeAtX(pt.x); | |
149 | long nextPixelTime = timeGraphControl.getTimeAtX(pt.x + 1); | |
150 | if (nextPixelTime == currPixelTime) { | |
151 | nextPixelTime++; | |
152 | } | |
153 | ITimeEvent currEvent = Utils.findEvent(entry, currPixelTime, 0); | |
154 | ITimeEvent nextEvent = Utils.findEvent(entry, currPixelTime, 1); | |
155 | ||
156 | // if there is no current event at the start of the current pixel range, | |
157 | // or if the current event starts before the current pixel range, | |
158 | // use the next event as long as it starts within the current pixel range | |
159 | if (currEvent == null || currEvent.getTime() < currPixelTime) { | |
160 | if (nextEvent != null && nextEvent.getTime() < nextPixelTime) { | |
161 | currEvent = nextEvent; | |
162 | currPixelTime = nextEvent.getTime(); | |
163 | } | |
164 | } | |
165 | ||
166 | // state name | |
167 | String stateTypeName = _utilImp.getStateTypeName(entry); | |
168 | String entryName = entry.getName(); | |
169 | if (stateTypeName == null) { | |
170 | stateTypeName = _utilImp.getStateTypeName(); | |
171 | } | |
172 | ||
173 | if (!entryName.isEmpty()) { | |
174 | addItem(stateTypeName, entry.getName()); | |
175 | } | |
176 | ||
177 | if (currEvent == null) { | |
178 | return; | |
179 | } | |
180 | ||
181 | // state | |
182 | String state = _utilImp.getEventName(currEvent); | |
183 | if (state != null) { | |
184 | addItem(Messages.TmfTimeTipHandler_TRACE_STATE, state); | |
185 | } | |
186 | ||
187 | // This block receives a list of <String, String> values to be added to the tip table | |
188 | Map<String, String> eventAddOns = _utilImp.getEventHoverToolTipInfo(currEvent, currPixelTime); | |
189 | if (eventAddOns != null) { | |
190 | for (Iterator<String> iter = eventAddOns.keySet().iterator(); iter.hasNext();) { | |
191 | String message = iter.next(); | |
192 | addItem(message, eventAddOns.get(message)); | |
193 | } | |
194 | } | |
195 | ||
196 | long eventStartTime = -1; | |
197 | long eventDuration = -1; | |
198 | long eventEndTime = -1; | |
199 | ||
200 | eventStartTime = currEvent.getTime(); | |
201 | eventDuration = currEvent.getDuration(); | |
202 | if (eventDuration < 0 && nextEvent != null) { | |
203 | eventEndTime = nextEvent.getTime(); | |
204 | eventDuration = eventEndTime - eventStartTime; | |
205 | } else { | |
206 | eventEndTime = eventStartTime + eventDuration; | |
207 | } | |
208 | ||
209 | Resolution res = Resolution.NANOSEC; | |
026664b7 XR |
210 | TimeFormat tf = _timeDataProvider.getTimeFormat(); |
211 | if (tf == TimeFormat.CALENDAR) { | |
34313553 PT |
212 | addItem(Messages.TmfTimeTipHandler_TRACE_DATE, eventStartTime > -1 ? |
213 | Utils.formatDate(eventStartTime) | |
214 | : "?"); //$NON-NLS-1$ | |
026664b7 XR |
215 | } |
216 | if (eventDuration > 0) { | |
217 | addItem(Messages.TmfTimeTipHandler_TRACE_START_TIME, eventStartTime > -1 ? | |
218 | Utils.formatTime(eventStartTime, tf, res) | |
219 | : "?"); //$NON-NLS-1$ | |
34313553 | 220 | |
026664b7 XR |
221 | addItem(Messages.TmfTimeTipHandler_TRACE_STOP_TIME, eventEndTime > -1 ? |
222 | Utils.formatTime(eventEndTime, tf, res) | |
223 | : "?"); //$NON-NLS-1$ | |
34313553 | 224 | } else { |
026664b7 XR |
225 | addItem(Messages.TmfTimeTipHandler_TRACE_EVENT_TIME, eventStartTime > -1 ? |
226 | Utils.formatTime(eventStartTime, tf, res) | |
227 | : "?"); //$NON-NLS-1$ | |
34313553 PT |
228 | } |
229 | ||
230 | if (eventDuration > 0) { | |
231 | // Duration in relative format in any case | |
026664b7 XR |
232 | if (tf == TimeFormat.CALENDAR) { |
233 | tf = TimeFormat.RELATIVE; | |
234 | } | |
34313553 | 235 | addItem(Messages.TmfTimeTipHandler_DURATION, eventDuration > -1 ? |
026664b7 | 236 | Utils.formatTime(eventDuration, tf, res) |
34313553 PT |
237 | : "?"); //$NON-NLS-1$ |
238 | } | |
239 | } | |
240 | } | |
241 | ||
242 | @Override | |
243 | public void mouseHover(MouseEvent event) { | |
5b2b9bd7 PT |
244 | if ((event.stateMask & SWT.BUTTON_MASK) != 0) { |
245 | return; | |
246 | } | |
34313553 PT |
247 | Point pt = new Point(event.x, event.y); |
248 | TimeGraphControl timeGraphControl = (TimeGraphControl) event.widget; | |
249 | createTooltipShell(timeGraphControl.getShell()); | |
250 | ITimeGraphEntry entry = timeGraphControl.getEntry(pt); | |
251 | for (Control child : _tipComposite.getChildren()) { | |
252 | child.dispose(); | |
253 | } | |
254 | fillValues(pt, timeGraphControl, entry); | |
255 | if (_tipComposite.getChildren().length == 0) { | |
256 | return; | |
257 | } | |
258 | _tipShell.pack(); | |
259 | _tipPosition = control.toDisplay(pt); | |
260 | _tipShell.pack(); | |
261 | setHoverLocation(_tipShell, _tipPosition); | |
262 | _tipShell.setVisible(true); | |
263 | } | |
264 | }); | |
265 | } | |
266 | ||
267 | private static void setHoverLocation(Shell shell, Point position) { | |
268 | Rectangle displayBounds = shell.getDisplay().getBounds(); | |
269 | Rectangle shellBounds = shell.getBounds(); | |
270 | if (position.x + shellBounds.width + 16 > displayBounds.width && position.x - shellBounds.width - 16 >= 0) { | |
271 | shellBounds.x = position.x - shellBounds.width - 16; | |
272 | } else { | |
273 | shellBounds.x = Math.max(Math.min(position.x + 16, displayBounds.width - shellBounds.width), 0); | |
274 | } | |
275 | if (position.y + shellBounds.height + 16 > displayBounds.height && position.y - shellBounds.height - 16 >= 0) { | |
276 | shellBounds.y = position.y - shellBounds.height - 16; | |
277 | } else { | |
278 | shellBounds.y = Math.max(Math.min(position.y + 16, displayBounds.height - shellBounds.height), 0); | |
279 | } | |
280 | shell.setBounds(shellBounds); | |
281 | } | |
282 | ||
283 | private void setupControl(Control control) { | |
284 | control.setForeground(_tipShell.getDisplay().getSystemColor(SWT.COLOR_INFO_FOREGROUND)); | |
285 | control.setBackground(_tipShell.getDisplay().getSystemColor(SWT.COLOR_INFO_BACKGROUND)); | |
286 | ||
287 | control.addMouseListener(new MouseAdapter() { | |
288 | @Override | |
289 | public void mouseDown(MouseEvent e) { | |
290 | _tipShell.dispose(); | |
291 | } | |
292 | }); | |
293 | ||
294 | control.addMouseTrackListener(new MouseTrackAdapter() { | |
295 | @Override | |
296 | public void mouseExit(MouseEvent e) { | |
297 | _tipShell.dispose(); | |
298 | } | |
299 | }); | |
300 | ||
301 | control.addMouseMoveListener(new MouseMoveListener() { | |
302 | @Override | |
303 | public void mouseMove(MouseEvent e) { | |
304 | _tipShell.dispose(); | |
305 | } | |
306 | }); | |
307 | } | |
549f3c43 | 308 | } |