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1 | /********************************************************************** |
2 | * Copyright (c) 2012 Ericsson | |
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 | * Contributors: | |
10 | * Bernd Hufmann - Initial API and implementation | |
11 | **********************************************************************/ | |
115b4a01 | 12 | package org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs; |
6503ae0f BH |
13 | |
14 | import java.util.Arrays; | |
15 | ||
16 | import org.eclipse.jface.dialogs.Dialog; | |
17 | import org.eclipse.jface.dialogs.IDialogConstants; | |
18 | import org.eclipse.jface.dialogs.MessageDialog; | |
115b4a01 | 19 | import org.eclipse.linuxtools.internal.lttng2.ui.Activator; |
9315aeee | 20 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.messages.Messages; |
115b4a01 BH |
21 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.model.impl.TraceChannelComponent; |
22 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.model.impl.TraceDomainComponent; | |
23 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.model.impl.TraceSessionComponent; | |
6503ae0f BH |
24 | import org.eclipse.swt.SWT; |
25 | import org.eclipse.swt.custom.CCombo; | |
26 | import org.eclipse.swt.events.SelectionEvent; | |
27 | import org.eclipse.swt.events.SelectionListener; | |
c56972bb | 28 | import org.eclipse.swt.graphics.Point; |
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29 | import org.eclipse.swt.layout.GridData; |
30 | import org.eclipse.swt.layout.GridLayout; | |
31 | import org.eclipse.swt.widgets.Composite; | |
32 | import org.eclipse.swt.widgets.Control; | |
33 | import org.eclipse.swt.widgets.Group; | |
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34 | import org.eclipse.swt.widgets.Shell; |
35 | ||
36 | /** | |
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37 | * <p> |
38 | * Dialog box for collecting information about the events to enable. | |
39 | * </p> | |
dbd4432d BH |
40 | * |
41 | * @author Bernd Hufmann | |
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42 | */ |
43 | public class GetEventInfoDialog extends Dialog implements IGetEventInfoDialog { | |
44 | ||
45 | // ------------------------------------------------------------------------ | |
46 | // Constants | |
47 | // ------------------------------------------------------------------------ | |
48 | /** | |
49 | * The icon file for this dialog box. | |
50 | */ | |
d62bfa55 | 51 | public static final String TARGET_NEW_CONNECTION_ICON_FILE = "icons/elcl16/enable_event.gif"; //$NON-NLS-1$ |
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52 | |
53 | // ------------------------------------------------------------------------ | |
54 | // Attributes | |
55 | // ------------------------------------------------------------------------ | |
56 | /** | |
57 | * The dialog composite. | |
58 | */ | |
59 | private Composite fDialogComposite = null; | |
60 | /** | |
61 | * The Group for the session combo box. | |
62 | */ | |
63 | private Group fSessionsGroup = null; | |
64 | /** | |
65 | * The Group for the channel combo box. | |
66 | */ | |
67 | private Group fChannelsGroup = null; | |
68 | /** | |
69 | * The session combo box. | |
70 | */ | |
71 | private CCombo fSessionsCombo = null; | |
72 | /** | |
73 | * The channel combo box. | |
74 | */ | |
75 | private CCombo fChannelsCombo = null; | |
76 | /** | |
77 | * The list of available sessions. | |
78 | */ | |
79 | private TraceSessionComponent[] fSessions; | |
80 | /** | |
81 | * True for kernel, false for UST. | |
82 | */ | |
83 | private boolean fIsKernel; | |
84 | /** | |
85 | * Index in session array (selected session). | |
86 | */ | |
87 | private int fSessionIndex = 0; | |
88 | /** | |
89 | * The Channel where the events should be enabled. | |
90 | */ | |
91 | private TraceChannelComponent fChannel; | |
92 | /** | |
93 | * List of available channels of the selected session. | |
94 | */ | |
95 | private TraceChannelComponent[] fChannels; | |
96 | ||
97 | // ------------------------------------------------------------------------ | |
98 | // Constructors | |
99 | // ------------------------------------------------------------------------ | |
100 | /** | |
101 | * Constructor of dialog box. | |
102 | * @param shell - the shell for the dialog box | |
6503ae0f | 103 | */ |
d132bcc7 | 104 | public GetEventInfoDialog(Shell shell) { |
6503ae0f | 105 | super(shell); |
498704b3 | 106 | setShellStyle(SWT.RESIZE); |
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107 | } |
108 | ||
109 | // ------------------------------------------------------------------------ | |
110 | // Accessors | |
111 | // ------------------------------------------------------------------------ | |
112 | /* | |
113 | * (non-Javadoc) | |
115b4a01 | 114 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.IEnableEventsDialog#getSession() |
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115 | */ |
116 | @Override | |
117 | public TraceSessionComponent getSession() { | |
118 | return fSessions[fSessionIndex]; | |
119 | } | |
120 | ||
121 | /* | |
122 | * (non-Javadoc) | |
115b4a01 | 123 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.IEnableEventsDialog#getChannel() |
6503ae0f BH |
124 | */ |
125 | @Override | |
126 | public TraceChannelComponent getChannel() { | |
127 | return fChannel; | |
128 | } | |
129 | ||
d132bcc7 BH |
130 | /* |
131 | * (non-Javadoc) | |
115b4a01 | 132 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.IGetEventInfoDialog#setIsKernel(boolean) |
d132bcc7 BH |
133 | */ |
134 | @Override | |
135 | public void setIsKernel(boolean isKernel) { | |
136 | fIsKernel = isKernel; | |
137 | } | |
138 | ||
139 | /* | |
140 | * (non-Javadoc) | |
115b4a01 | 141 | * @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 |
142 | */ |
143 | @Override | |
144 | public void setSessions(TraceSessionComponent[] sessions) { | |
145 | fSessions = Arrays.copyOf(sessions, sessions.length); | |
146 | } | |
147 | ||
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148 | // ------------------------------------------------------------------------ |
149 | // Operations | |
150 | // ------------------------------------------------------------------------ | |
151 | /* | |
152 | * (non-Javadoc) | |
153 | * @see org.eclipse.jface.window.Window#configureShell(org.eclipse.swt.widgets.Shell) | |
154 | */ | |
155 | @Override | |
156 | protected void configureShell(Shell newShell) { | |
157 | super.configureShell(newShell); | |
158 | newShell.setText(Messages.TraceControl_EnableEventsDialogTitle); | |
31a6a4e4 | 159 | newShell.setImage(Activator.getDefault().loadIcon(TARGET_NEW_CONNECTION_ICON_FILE)); |
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160 | } |
161 | ||
162 | /* | |
163 | * (non-Javadoc) | |
164 | * @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite) | |
165 | */ | |
166 | @Override | |
167 | protected Control createDialogArea(Composite parent) { | |
168 | ||
169 | // Main dialog panel | |
170 | fDialogComposite = new Composite(parent, SWT.NONE); | |
171 | GridLayout layout = new GridLayout(1, true); | |
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172 | fDialogComposite.setLayout(layout); |
173 | fDialogComposite.setLayoutData(new GridData(GridData.FILL_BOTH)); | |
174 | ||
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175 | fSessionsGroup = new Group(fDialogComposite, SWT.SHADOW_NONE); |
176 | fSessionsGroup.setText(Messages.TraceControl_EnableEventsSessionGroupName); | |
177 | layout = new GridLayout(1, true); | |
178 | fSessionsGroup.setLayout(layout); | |
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179 | GridData data = new GridData(GridData.FILL_HORIZONTAL); |
180 | fSessionsGroup.setLayoutData(data); | |
181 | ||
182 | fSessionsCombo = new CCombo(fSessionsGroup, SWT.READ_ONLY); | |
183 | fSessionsCombo.setToolTipText(Messages.TraceControl_EnableEventsSessionsTooltip); | |
184 | fSessionsCombo.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); | |
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185 | |
186 | String items[] = new String[fSessions.length]; | |
187 | for (int i = 0; i < items.length; i++) { | |
188 | items[i] = String.valueOf(fSessions[i].getName()); | |
189 | } | |
190 | ||
191 | fSessionsCombo.setItems(items); | |
192 | fSessionsCombo.setEnabled(fSessions.length > 0); | |
193 | ||
194 | fChannelsGroup = new Group(fDialogComposite, SWT.SHADOW_NONE); | |
195 | fChannelsGroup.setText(Messages.TraceControl_EnableEventsChannelGroupName); | |
196 | layout = new GridLayout(1, true); | |
197 | fChannelsGroup.setLayout(layout); | |
198 | data = new GridData(GridData.FILL_HORIZONTAL); | |
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199 | fChannelsGroup.setLayoutData(data); |
200 | ||
201 | fChannelsCombo = new CCombo(fChannelsGroup, SWT.READ_ONLY); | |
202 | fChannelsCombo.setToolTipText(Messages.TraceControl_EnableEventsChannelsTooltip); | |
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203 | fChannelsCombo.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); |
204 | fChannelsCombo.setEnabled(false); | |
205 | ||
206 | fSessionsCombo.addSelectionListener(new SelectionListener() { | |
207 | @Override | |
208 | public void widgetSelected(SelectionEvent e) { | |
209 | fSessionIndex = fSessionsCombo.getSelectionIndex(); | |
210 | ||
211 | if (fSessionIndex >= 0) { | |
212 | TraceDomainComponent domain = null; | |
213 | TraceDomainComponent[] domains = fSessions[fSessionIndex].getDomains(); | |
214 | for (int i = 0; i < domains.length; i++) { | |
215 | ||
216 | if (domains[i].isKernel() == fIsKernel) { | |
217 | domain = domains[i]; | |
218 | break; | |
219 | } | |
220 | } | |
221 | ||
222 | if (domain != null) { | |
223 | fChannels = domain.getChannels(); | |
ea21cd65 AM |
224 | String selectionItems[] = new String[fChannels.length]; |
225 | for (int i = 0; i < selectionItems.length; i++) { | |
226 | selectionItems[i] = String.valueOf(fChannels[i].getName()); | |
6503ae0f | 227 | } |
ea21cd65 | 228 | fChannelsCombo.setItems(selectionItems); |
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229 | fChannelsCombo.setEnabled(fChannels.length > 0); |
230 | } else { | |
231 | fChannelsCombo.setItems(new String[0]); | |
232 | fChannelsCombo.setEnabled(false); | |
233 | fChannels = null; | |
234 | } | |
235 | fChannelsCombo.getParent().getParent().layout(); | |
236 | } | |
237 | } | |
238 | ||
239 | @Override | |
240 | public void widgetDefaultSelected(SelectionEvent e) { | |
241 | } | |
242 | }); | |
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243 | |
244 | getShell().setMinimumSize(new Point(300, 200)); | |
245 | ||
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246 | return fDialogComposite; |
247 | } | |
248 | ||
249 | /* | |
250 | * (non-Javadoc) | |
251 | * @see org.eclipse.jface.dialogs.Dialog#createButtonsForButtonBar(org.eclipse.swt.widgets.Composite) | |
252 | */ | |
253 | @Override | |
254 | protected void createButtonsForButtonBar(Composite parent) { | |
79c3db85 | 255 | createButton(parent, IDialogConstants.CANCEL_ID, "&Cancel", true); //$NON-NLS-1$ |
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256 | createButton(parent, IDialogConstants.OK_ID, "&Ok", true); //$NON-NLS-1$ |
257 | } | |
258 | ||
259 | /* | |
260 | * (non-Javadoc) | |
261 | * @see org.eclipse.jface.dialogs.Dialog#okPressed() | |
262 | */ | |
263 | @Override | |
264 | protected void okPressed() { | |
265 | ||
266 | if (fSessionsCombo.getSelectionIndex() < 0) { | |
267 | MessageDialog.openError(getShell(), | |
268 | Messages.TraceControl_EnableEventsDialogTitle, | |
269 | Messages.TraceControl_EnableEventsNoSessionError); | |
270 | return; | |
271 | } | |
272 | ||
273 | fSessionIndex = fSessionsCombo.getSelectionIndex(); | |
274 | ||
275 | if ((fChannels != null) && (fChannels.length > 0) && (fChannelsCombo.getSelectionIndex() < 0)) { | |
276 | MessageDialog.openError(getShell(), | |
277 | Messages.TraceControl_EnableEventsDialogTitle, | |
278 | Messages.TraceControl_EnableEventsNoChannelError); | |
279 | return; | |
280 | } | |
281 | ||
282 | if ((fChannels != null) && (fChannels.length > 0)) { | |
283 | fChannel = fChannels[fChannelsCombo.getSelectionIndex()]; | |
284 | } | |
285 | ||
286 | super.okPressed(); | |
287 | } | |
288 | } |