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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 | // ------------------------------------------------------------------------ | |
58 | /** | |
59 | * The dialog composite. | |
60 | */ | |
61 | private Composite fDialogComposite = null; | |
62 | /** | |
63 | * The Group for the session combo box. | |
64 | */ | |
65 | private Group fSessionsGroup = null; | |
66 | /** | |
67 | * The Group for the channel combo box. | |
68 | */ | |
69 | private Group fChannelsGroup = null; | |
70 | /** | |
71 | * The session combo box. | |
72 | */ | |
73 | private CCombo fSessionsCombo = null; | |
74 | /** | |
75 | * The channel combo box. | |
76 | */ | |
77 | private CCombo fChannelsCombo = null; | |
d4514365 BH |
78 | /** |
79 | * The filter text | |
80 | */ | |
81 | private Text fFilterText; | |
6503ae0f BH |
82 | /** |
83 | * The list of available sessions. | |
84 | */ | |
85 | private TraceSessionComponent[] fSessions; | |
86 | /** | |
87 | * True for kernel, false for UST. | |
88 | */ | |
89 | private boolean fIsKernel; | |
90 | /** | |
91 | * Index in session array (selected session). | |
92 | */ | |
93 | private int fSessionIndex = 0; | |
94 | /** | |
7ce7e4af | 95 | * The Channel where the events should be enabled. |
6503ae0f BH |
96 | */ |
97 | private TraceChannelComponent fChannel; | |
98 | /** | |
99 | * List of available channels of the selected session. | |
100 | */ | |
101 | private TraceChannelComponent[] fChannels; | |
d4514365 BH |
102 | /** |
103 | * The filter expression | |
104 | */ | |
105 | private String fFilterExpression; | |
6503ae0f BH |
106 | |
107 | // ------------------------------------------------------------------------ | |
108 | // Constructors | |
109 | // ------------------------------------------------------------------------ | |
110 | /** | |
111 | * Constructor of dialog box. | |
112 | * @param shell - the shell for the dialog box | |
6503ae0f | 113 | */ |
d132bcc7 | 114 | public GetEventInfoDialog(Shell shell) { |
6503ae0f | 115 | super(shell); |
498704b3 | 116 | setShellStyle(SWT.RESIZE); |
6503ae0f BH |
117 | } |
118 | ||
119 | // ------------------------------------------------------------------------ | |
120 | // Accessors | |
121 | // ------------------------------------------------------------------------ | |
122 | /* | |
123 | * (non-Javadoc) | |
115b4a01 | 124 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.IEnableEventsDialog#getSession() |
6503ae0f BH |
125 | */ |
126 | @Override | |
127 | public TraceSessionComponent getSession() { | |
128 | return fSessions[fSessionIndex]; | |
129 | } | |
130 | ||
131 | /* | |
132 | * (non-Javadoc) | |
115b4a01 | 133 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.IEnableEventsDialog#getChannel() |
6503ae0f BH |
134 | */ |
135 | @Override | |
136 | public TraceChannelComponent getChannel() { | |
137 | return fChannel; | |
138 | } | |
139 | ||
d132bcc7 BH |
140 | /* |
141 | * (non-Javadoc) | |
115b4a01 | 142 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.IGetEventInfoDialog#setIsKernel(boolean) |
d132bcc7 BH |
143 | */ |
144 | @Override | |
145 | public void setIsKernel(boolean isKernel) { | |
146 | fIsKernel = isKernel; | |
147 | } | |
7ce7e4af | 148 | |
d132bcc7 BH |
149 | /* |
150 | * (non-Javadoc) | |
115b4a01 | 151 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.IGetEventInfoDialog#setSessions(org.eclipse.linuxtools.internal.lttng2.ui.views.control.model.impl.TraceSessionComponent[]) |
d132bcc7 BH |
152 | */ |
153 | @Override | |
154 | public void setSessions(TraceSessionComponent[] sessions) { | |
155 | fSessions = Arrays.copyOf(sessions, sessions.length); | |
156 | } | |
d4514365 BH |
157 | /* |
158 | * (non-Javadoc) | |
159 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.IGetEventInfoDialog#getFilterExpression() | |
160 | */ | |
161 | @Override | |
162 | public String getFilterExpression() { | |
163 | return fFilterExpression; | |
164 | } | |
d132bcc7 | 165 | |
6503ae0f BH |
166 | // ------------------------------------------------------------------------ |
167 | // Operations | |
168 | // ------------------------------------------------------------------------ | |
169 | /* | |
170 | * (non-Javadoc) | |
171 | * @see org.eclipse.jface.window.Window#configureShell(org.eclipse.swt.widgets.Shell) | |
172 | */ | |
173 | @Override | |
174 | protected void configureShell(Shell newShell) { | |
175 | super.configureShell(newShell); | |
176 | newShell.setText(Messages.TraceControl_EnableEventsDialogTitle); | |
31a6a4e4 | 177 | newShell.setImage(Activator.getDefault().loadIcon(TARGET_NEW_CONNECTION_ICON_FILE)); |
6503ae0f BH |
178 | } |
179 | ||
180 | /* | |
181 | * (non-Javadoc) | |
182 | * @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite) | |
183 | */ | |
184 | @Override | |
185 | protected Control createDialogArea(Composite parent) { | |
7ce7e4af | 186 | |
6503ae0f BH |
187 | // Main dialog panel |
188 | fDialogComposite = new Composite(parent, SWT.NONE); | |
189 | GridLayout layout = new GridLayout(1, true); | |
498704b3 BH |
190 | fDialogComposite.setLayout(layout); |
191 | fDialogComposite.setLayoutData(new GridData(GridData.FILL_BOTH)); | |
7ce7e4af | 192 | |
6503ae0f BH |
193 | fSessionsGroup = new Group(fDialogComposite, SWT.SHADOW_NONE); |
194 | fSessionsGroup.setText(Messages.TraceControl_EnableEventsSessionGroupName); | |
195 | layout = new GridLayout(1, true); | |
7ce7e4af | 196 | fSessionsGroup.setLayout(layout); |
6503ae0f BH |
197 | GridData data = new GridData(GridData.FILL_HORIZONTAL); |
198 | fSessionsGroup.setLayoutData(data); | |
199 | ||
200 | fSessionsCombo = new CCombo(fSessionsGroup, SWT.READ_ONLY); | |
201 | fSessionsCombo.setToolTipText(Messages.TraceControl_EnableEventsSessionsTooltip); | |
202 | fSessionsCombo.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); | |
7ce7e4af | 203 | |
6503ae0f BH |
204 | String items[] = new String[fSessions.length]; |
205 | for (int i = 0; i < items.length; i++) { | |
206 | items[i] = String.valueOf(fSessions[i].getName()); | |
207 | } | |
208 | ||
209 | fSessionsCombo.setItems(items); | |
210 | fSessionsCombo.setEnabled(fSessions.length > 0); | |
7ce7e4af | 211 | |
6503ae0f BH |
212 | fChannelsGroup = new Group(fDialogComposite, SWT.SHADOW_NONE); |
213 | fChannelsGroup.setText(Messages.TraceControl_EnableEventsChannelGroupName); | |
214 | layout = new GridLayout(1, true); | |
215 | fChannelsGroup.setLayout(layout); | |
216 | data = new GridData(GridData.FILL_HORIZONTAL); | |
6503ae0f | 217 | fChannelsGroup.setLayoutData(data); |
7ce7e4af | 218 | |
6503ae0f BH |
219 | fChannelsCombo = new CCombo(fChannelsGroup, SWT.READ_ONLY); |
220 | fChannelsCombo.setToolTipText(Messages.TraceControl_EnableEventsChannelsTooltip); | |
6503ae0f BH |
221 | fChannelsCombo.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); |
222 | fChannelsCombo.setEnabled(false); | |
223 | ||
224 | fSessionsCombo.addSelectionListener(new SelectionListener() { | |
225 | @Override | |
226 | public void widgetSelected(SelectionEvent e) { | |
227 | fSessionIndex = fSessionsCombo.getSelectionIndex(); | |
7ce7e4af | 228 | |
6503ae0f BH |
229 | if (fSessionIndex >= 0) { |
230 | TraceDomainComponent domain = null; | |
231 | TraceDomainComponent[] domains = fSessions[fSessionIndex].getDomains(); | |
232 | for (int i = 0; i < domains.length; i++) { | |
233 | ||
234 | if (domains[i].isKernel() == fIsKernel) { | |
235 | domain = domains[i]; | |
236 | break; | |
237 | } | |
238 | } | |
239 | ||
240 | if (domain != null) { | |
241 | fChannels = domain.getChannels(); | |
ea21cd65 AM |
242 | String selectionItems[] = new String[fChannels.length]; |
243 | for (int i = 0; i < selectionItems.length; i++) { | |
244 | selectionItems[i] = String.valueOf(fChannels[i].getName()); | |
6503ae0f | 245 | } |
ea21cd65 | 246 | fChannelsCombo.setItems(selectionItems); |
6503ae0f | 247 | fChannelsCombo.setEnabled(fChannels.length > 0); |
7ce7e4af | 248 | } else { |
6503ae0f BH |
249 | fChannelsCombo.setItems(new String[0]); |
250 | fChannelsCombo.setEnabled(false); | |
251 | fChannels = null; | |
252 | } | |
253 | fChannelsCombo.getParent().getParent().layout(); | |
254 | } | |
255 | } | |
256 | ||
257 | @Override | |
258 | public void widgetDefaultSelected(SelectionEvent e) { | |
259 | } | |
260 | }); | |
7ce7e4af | 261 | |
d4514365 BH |
262 | // take first session to test whether events filtering is supported or not |
263 | if (fSessions[0].isEventFilteringSupported() && !fIsKernel) { | |
264 | Group filterMainGroup = new Group(fDialogComposite, SWT.SHADOW_NONE); | |
265 | filterMainGroup.setText(Messages.TraceControl_EnableEventsFilterGroupName); | |
266 | layout = new GridLayout(2, false); | |
267 | filterMainGroup.setLayout(layout); | |
268 | data = new GridData(GridData.FILL_HORIZONTAL); | |
269 | filterMainGroup.setLayoutData(data); | |
270 | ||
271 | fFilterText = new Text(filterMainGroup, SWT.LEFT); | |
272 | fFilterText.setToolTipText(Messages.TraceControl_EnableEventsFilterTooltip); | |
273 | data = new GridData(GridData.FILL_HORIZONTAL); | |
274 | fFilterText.setLayoutData(data); | |
275 | } | |
276 | ||
c56972bb | 277 | getShell().setMinimumSize(new Point(300, 200)); |
7ce7e4af | 278 | |
6503ae0f BH |
279 | return fDialogComposite; |
280 | } | |
281 | ||
282 | /* | |
283 | * (non-Javadoc) | |
284 | * @see org.eclipse.jface.dialogs.Dialog#createButtonsForButtonBar(org.eclipse.swt.widgets.Composite) | |
285 | */ | |
286 | @Override | |
287 | protected void createButtonsForButtonBar(Composite parent) { | |
79c3db85 | 288 | createButton(parent, IDialogConstants.CANCEL_ID, "&Cancel", true); //$NON-NLS-1$ |
6503ae0f BH |
289 | createButton(parent, IDialogConstants.OK_ID, "&Ok", true); //$NON-NLS-1$ |
290 | } | |
291 | ||
292 | /* | |
293 | * (non-Javadoc) | |
294 | * @see org.eclipse.jface.dialogs.Dialog#okPressed() | |
295 | */ | |
296 | @Override | |
297 | protected void okPressed() { | |
7ce7e4af | 298 | |
6503ae0f BH |
299 | if (fSessionsCombo.getSelectionIndex() < 0) { |
300 | MessageDialog.openError(getShell(), | |
301 | Messages.TraceControl_EnableEventsDialogTitle, | |
7ce7e4af | 302 | Messages.TraceControl_EnableEventsNoSessionError); |
6503ae0f BH |
303 | return; |
304 | } | |
305 | ||
306 | fSessionIndex = fSessionsCombo.getSelectionIndex(); | |
307 | ||
d4514365 | 308 | // if no channel is available or no channel is selected use default channel indicated by fChannel=null |
7ce7e4af | 309 | fChannel = null; |
d4514365 | 310 | if ((fChannels != null) && (fChannelsCombo.getSelectionIndex() >= 0)) { |
6503ae0f BH |
311 | fChannel = fChannels[fChannelsCombo.getSelectionIndex()]; |
312 | } | |
313 | ||
d4514365 BH |
314 | // initialize filter with null |
315 | fFilterExpression = null; | |
316 | if (fSessions[0].isEventFilteringSupported() && !fIsKernel) { | |
317 | String tempFilter = fFilterText.getText(); | |
318 | ||
319 | if(!tempFilter.matches("\\s*")) { //$NON-NLS-1$ | |
320 | fFilterExpression = tempFilter; | |
321 | } | |
322 | } | |
323 | ||
6503ae0f BH |
324 | super.okPressed(); |
325 | } | |
326 | } |