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6503ae0f | 1 | /********************************************************************** |
ba3a9bd2 | 2 | * Copyright (c) 2012, 2013 Ericsson |
7ce7e4af | 3 | * |
6503ae0f BH |
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 | |
7ce7e4af BH |
8 | * |
9 | * Contributors: | |
6503ae0f | 10 | * Bernd Hufmann - Initial API and implementation |
ba3a9bd2 | 11 | * Bernd Hufmann - Updated for support of LTTng Tools 2.1 |
6503ae0f | 12 | **********************************************************************/ |
115b4a01 | 13 | package org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs; |
6503ae0f BH |
14 | |
15 | import java.util.Arrays; | |
16 | ||
17 | import org.eclipse.jface.dialogs.Dialog; | |
18 | import org.eclipse.jface.dialogs.IDialogConstants; | |
19 | import org.eclipse.jface.dialogs.MessageDialog; | |
115b4a01 | 20 | import org.eclipse.linuxtools.internal.lttng2.ui.Activator; |
9315aeee | 21 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.messages.Messages; |
115b4a01 BH |
22 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.model.impl.TraceChannelComponent; |
23 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.model.impl.TraceDomainComponent; | |
24 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.model.impl.TraceSessionComponent; | |
6503ae0f BH |
25 | import org.eclipse.swt.SWT; |
26 | import org.eclipse.swt.custom.CCombo; | |
27 | import org.eclipse.swt.events.SelectionEvent; | |
28 | import org.eclipse.swt.events.SelectionListener; | |
c56972bb | 29 | import org.eclipse.swt.graphics.Point; |
6503ae0f BH |
30 | import org.eclipse.swt.layout.GridData; |
31 | import org.eclipse.swt.layout.GridLayout; | |
32 | import org.eclipse.swt.widgets.Composite; | |
33 | import org.eclipse.swt.widgets.Control; | |
34 | import org.eclipse.swt.widgets.Group; | |
6503ae0f | 35 | import org.eclipse.swt.widgets.Shell; |
d4514365 | 36 | import org.eclipse.swt.widgets.Text; |
6503ae0f BH |
37 | |
38 | /** | |
6503ae0f BH |
39 | * <p> |
40 | * Dialog box for collecting information about the events to enable. | |
41 | * </p> | |
7ce7e4af | 42 | * |
dbd4432d | 43 | * @author Bernd Hufmann |
6503ae0f BH |
44 | */ |
45 | public class GetEventInfoDialog extends Dialog implements IGetEventInfoDialog { | |
46 | ||
47 | // ------------------------------------------------------------------------ | |
48 | // Constants | |
49 | // ------------------------------------------------------------------------ | |
50 | /** | |
51 | * The icon file for this dialog box. | |
52 | */ | |
7ce7e4af | 53 | public static final String TARGET_NEW_CONNECTION_ICON_FILE = "icons/elcl16/enable_event.gif"; //$NON-NLS-1$ |
6503ae0f BH |
54 | |
55 | // ------------------------------------------------------------------------ | |
56 | // Attributes | |
57 | // ------------------------------------------------------------------------ | |
6503ae0f BH |
58 | /** |
59 | * The session combo box. | |
60 | */ | |
61 | private CCombo fSessionsCombo = null; | |
62 | /** | |
63 | * The channel combo box. | |
64 | */ | |
65 | private CCombo fChannelsCombo = null; | |
d4514365 BH |
66 | /** |
67 | * The filter text | |
68 | */ | |
69 | private Text fFilterText; | |
6503ae0f BH |
70 | /** |
71 | * The list of available sessions. | |
72 | */ | |
73 | private TraceSessionComponent[] fSessions; | |
74 | /** | |
75 | * True for kernel, false for UST. | |
76 | */ | |
77 | private boolean fIsKernel; | |
78 | /** | |
79 | * Index in session array (selected session). | |
80 | */ | |
81 | private int fSessionIndex = 0; | |
82 | /** | |
7ce7e4af | 83 | * The Channel where the events should be enabled. |
6503ae0f BH |
84 | */ |
85 | private TraceChannelComponent fChannel; | |
86 | /** | |
87 | * List of available channels of the selected session. | |
88 | */ | |
89 | private TraceChannelComponent[] fChannels; | |
d4514365 BH |
90 | /** |
91 | * The filter expression | |
92 | */ | |
93 | private String fFilterExpression; | |
6503ae0f BH |
94 | |
95 | // ------------------------------------------------------------------------ | |
96 | // Constructors | |
97 | // ------------------------------------------------------------------------ | |
98 | /** | |
99 | * Constructor of dialog box. | |
100 | * @param shell - the shell for the dialog box | |
6503ae0f | 101 | */ |
d132bcc7 | 102 | public GetEventInfoDialog(Shell shell) { |
6503ae0f | 103 | super(shell); |
498704b3 | 104 | setShellStyle(SWT.RESIZE); |
6503ae0f BH |
105 | } |
106 | ||
107 | // ------------------------------------------------------------------------ | |
108 | // Accessors | |
109 | // ------------------------------------------------------------------------ | |
11252342 | 110 | |
6503ae0f BH |
111 | @Override |
112 | public TraceSessionComponent getSession() { | |
113 | return fSessions[fSessionIndex]; | |
114 | } | |
115 | ||
6503ae0f BH |
116 | @Override |
117 | public TraceChannelComponent getChannel() { | |
118 | return fChannel; | |
119 | } | |
120 | ||
d132bcc7 BH |
121 | @Override |
122 | public void setIsKernel(boolean isKernel) { | |
123 | fIsKernel = isKernel; | |
124 | } | |
7ce7e4af | 125 | |
d132bcc7 BH |
126 | @Override |
127 | public void setSessions(TraceSessionComponent[] sessions) { | |
128 | fSessions = Arrays.copyOf(sessions, sessions.length); | |
129 | } | |
11252342 | 130 | |
d4514365 BH |
131 | @Override |
132 | public String getFilterExpression() { | |
133 | return fFilterExpression; | |
134 | } | |
d132bcc7 | 135 | |
6503ae0f BH |
136 | // ------------------------------------------------------------------------ |
137 | // Operations | |
138 | // ------------------------------------------------------------------------ | |
11252342 | 139 | |
6503ae0f BH |
140 | @Override |
141 | protected void configureShell(Shell newShell) { | |
142 | super.configureShell(newShell); | |
143 | newShell.setText(Messages.TraceControl_EnableEventsDialogTitle); | |
31a6a4e4 | 144 | newShell.setImage(Activator.getDefault().loadIcon(TARGET_NEW_CONNECTION_ICON_FILE)); |
6503ae0f BH |
145 | } |
146 | ||
6503ae0f BH |
147 | @Override |
148 | protected Control createDialogArea(Composite parent) { | |
7ce7e4af | 149 | |
6503ae0f | 150 | // Main dialog panel |
046b6849 | 151 | Composite dialogComposite = new Composite(parent, SWT.NONE); |
6503ae0f | 152 | GridLayout layout = new GridLayout(1, true); |
046b6849 BH |
153 | dialogComposite.setLayout(layout); |
154 | dialogComposite.setLayoutData(new GridData(GridData.FILL_BOTH)); | |
7ce7e4af | 155 | |
046b6849 BH |
156 | Group sessionsGroup = new Group(dialogComposite, SWT.SHADOW_NONE); |
157 | sessionsGroup.setText(Messages.TraceControl_EnableEventsSessionGroupName); | |
6503ae0f | 158 | layout = new GridLayout(1, true); |
046b6849 | 159 | sessionsGroup.setLayout(layout); |
6503ae0f | 160 | GridData data = new GridData(GridData.FILL_HORIZONTAL); |
046b6849 | 161 | sessionsGroup.setLayoutData(data); |
6503ae0f | 162 | |
046b6849 | 163 | fSessionsCombo = new CCombo(sessionsGroup, SWT.READ_ONLY); |
6503ae0f BH |
164 | fSessionsCombo.setToolTipText(Messages.TraceControl_EnableEventsSessionsTooltip); |
165 | fSessionsCombo.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); | |
7ce7e4af | 166 | |
6503ae0f BH |
167 | String items[] = new String[fSessions.length]; |
168 | for (int i = 0; i < items.length; i++) { | |
169 | items[i] = String.valueOf(fSessions[i].getName()); | |
170 | } | |
171 | ||
172 | fSessionsCombo.setItems(items); | |
173 | fSessionsCombo.setEnabled(fSessions.length > 0); | |
7ce7e4af | 174 | |
046b6849 BH |
175 | Group channelsGroup = new Group(dialogComposite, SWT.SHADOW_NONE); |
176 | channelsGroup.setText(Messages.TraceControl_EnableEventsChannelGroupName); | |
6503ae0f | 177 | layout = new GridLayout(1, true); |
046b6849 | 178 | channelsGroup.setLayout(layout); |
6503ae0f | 179 | data = new GridData(GridData.FILL_HORIZONTAL); |
046b6849 | 180 | channelsGroup.setLayoutData(data); |
7ce7e4af | 181 | |
046b6849 | 182 | fChannelsCombo = new CCombo(channelsGroup, SWT.READ_ONLY); |
6503ae0f | 183 | fChannelsCombo.setToolTipText(Messages.TraceControl_EnableEventsChannelsTooltip); |
6503ae0f BH |
184 | fChannelsCombo.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); |
185 | fChannelsCombo.setEnabled(false); | |
186 | ||
187 | fSessionsCombo.addSelectionListener(new SelectionListener() { | |
188 | @Override | |
189 | public void widgetSelected(SelectionEvent e) { | |
190 | fSessionIndex = fSessionsCombo.getSelectionIndex(); | |
7ce7e4af | 191 | |
6503ae0f BH |
192 | if (fSessionIndex >= 0) { |
193 | TraceDomainComponent domain = null; | |
194 | TraceDomainComponent[] domains = fSessions[fSessionIndex].getDomains(); | |
195 | for (int i = 0; i < domains.length; i++) { | |
196 | ||
197 | if (domains[i].isKernel() == fIsKernel) { | |
198 | domain = domains[i]; | |
199 | break; | |
200 | } | |
201 | } | |
202 | ||
203 | if (domain != null) { | |
204 | fChannels = domain.getChannels(); | |
ea21cd65 AM |
205 | String selectionItems[] = new String[fChannels.length]; |
206 | for (int i = 0; i < selectionItems.length; i++) { | |
207 | selectionItems[i] = String.valueOf(fChannels[i].getName()); | |
6503ae0f | 208 | } |
ea21cd65 | 209 | fChannelsCombo.setItems(selectionItems); |
6503ae0f | 210 | fChannelsCombo.setEnabled(fChannels.length > 0); |
7ce7e4af | 211 | } else { |
6503ae0f BH |
212 | fChannelsCombo.setItems(new String[0]); |
213 | fChannelsCombo.setEnabled(false); | |
214 | fChannels = null; | |
215 | } | |
216 | fChannelsCombo.getParent().getParent().layout(); | |
217 | } | |
218 | } | |
219 | ||
220 | @Override | |
221 | public void widgetDefaultSelected(SelectionEvent e) { | |
222 | } | |
223 | }); | |
7ce7e4af | 224 | |
d4514365 BH |
225 | // take first session to test whether events filtering is supported or not |
226 | if (fSessions[0].isEventFilteringSupported() && !fIsKernel) { | |
046b6849 | 227 | Group filterMainGroup = new Group(dialogComposite, SWT.SHADOW_NONE); |
d4514365 BH |
228 | filterMainGroup.setText(Messages.TraceControl_EnableEventsFilterGroupName); |
229 | layout = new GridLayout(2, false); | |
230 | filterMainGroup.setLayout(layout); | |
231 | data = new GridData(GridData.FILL_HORIZONTAL); | |
232 | filterMainGroup.setLayoutData(data); | |
233 | ||
234 | fFilterText = new Text(filterMainGroup, SWT.LEFT); | |
235 | fFilterText.setToolTipText(Messages.TraceControl_EnableEventsFilterTooltip); | |
236 | data = new GridData(GridData.FILL_HORIZONTAL); | |
237 | fFilterText.setLayoutData(data); | |
238 | } | |
239 | ||
c56972bb | 240 | getShell().setMinimumSize(new Point(300, 200)); |
7ce7e4af | 241 | |
046b6849 | 242 | return dialogComposite; |
6503ae0f BH |
243 | } |
244 | ||
6503ae0f BH |
245 | @Override |
246 | protected void createButtonsForButtonBar(Composite parent) { | |
79c3db85 | 247 | createButton(parent, IDialogConstants.CANCEL_ID, "&Cancel", true); //$NON-NLS-1$ |
6503ae0f BH |
248 | createButton(parent, IDialogConstants.OK_ID, "&Ok", true); //$NON-NLS-1$ |
249 | } | |
250 | ||
6503ae0f BH |
251 | @Override |
252 | protected void okPressed() { | |
7ce7e4af | 253 | |
6503ae0f BH |
254 | if (fSessionsCombo.getSelectionIndex() < 0) { |
255 | MessageDialog.openError(getShell(), | |
256 | Messages.TraceControl_EnableEventsDialogTitle, | |
7ce7e4af | 257 | Messages.TraceControl_EnableEventsNoSessionError); |
6503ae0f BH |
258 | return; |
259 | } | |
260 | ||
261 | fSessionIndex = fSessionsCombo.getSelectionIndex(); | |
262 | ||
d4514365 | 263 | // if no channel is available or no channel is selected use default channel indicated by fChannel=null |
7ce7e4af | 264 | fChannel = null; |
d4514365 | 265 | if ((fChannels != null) && (fChannelsCombo.getSelectionIndex() >= 0)) { |
6503ae0f BH |
266 | fChannel = fChannels[fChannelsCombo.getSelectionIndex()]; |
267 | } | |
268 | ||
d4514365 BH |
269 | // initialize filter with null |
270 | fFilterExpression = null; | |
271 | if (fSessions[0].isEventFilteringSupported() && !fIsKernel) { | |
272 | String tempFilter = fFilterText.getText(); | |
273 | ||
274 | if(!tempFilter.matches("\\s*")) { //$NON-NLS-1$ | |
275 | fFilterExpression = tempFilter; | |
276 | } | |
277 | } | |
278 | ||
6503ae0f BH |
279 | super.okPressed(); |
280 | } | |
281 | } |