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control: Base code for profile dialog window
[deliverable/tracecompass.git] / lttng / org.eclipse.tracecompass.lttng2.control.ui / src / org / eclipse / tracecompass / internal / lttng2 / control / ui / views / handlers / ConnectionPage.java
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PJPG		 1/**********************************************************************
2 * Copyright (c) 2015 École Polytechnique de Montréal and others
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 * Patrick-Jeffrey Pollo Guilbert - Extracted from NewConnectionDialog
11 **********************************************************************/
12
13package org.eclipse.tracecompass.internal.lttng2.control.ui.views.handlers;
14
15import org.eclipse.jface.viewers.DoubleClickEvent;
16import org.eclipse.jface.viewers.IDoubleClickListener;
17import org.eclipse.jface.viewers.ISelectionChangedListener;
18import org.eclipse.jface.viewers.IStructuredSelection;
19import org.eclipse.jface.viewers.SelectionChangedEvent;
20import org.eclipse.jface.viewers.StructuredSelection;
21import org.eclipse.jface.viewers.TreeViewer;
22import org.eclipse.jface.wizard.WizardPage;
23import org.eclipse.remote.core.IRemoteConnection;
24import org.eclipse.remote.core.IRemoteConnectionType;
25import org.eclipse.remote.core.IRemoteConnectionWorkingCopy;
26import org.eclipse.remote.core.exception.RemoteConnectionException;
27import org.eclipse.remote.ui.IRemoteUIConnectionService;
28import org.eclipse.remote.ui.IRemoteUIConnectionWizard;
29import org.eclipse.swt.SWT;
30import org.eclipse.swt.events.SelectionAdapter;
31import org.eclipse.swt.events.SelectionEvent;
32import org.eclipse.swt.layout.GridData;
33import org.eclipse.swt.layout.GridLayout;
34import org.eclipse.swt.widgets.Button;
35import org.eclipse.swt.widgets.Composite;
36import org.eclipse.swt.widgets.Label;
37import org.eclipse.tracecompass.internal.lttng2.control.ui.Activator;
38import org.eclipse.tracecompass.internal.lttng2.control.ui.views.dialogs.ConnectionContentProvider;
39import org.eclipse.tracecompass.internal.lttng2.control.ui.views.dialogs.ConnectionTreeLabelProvider;
40import org.eclipse.tracecompass.internal.lttng2.control.ui.views.messages.Messages;
41
42final class ConnectionPage extends WizardPage {
43 /**
44 *
45 *
46 *
47 */
48
49 private static final int BUTTONS_NUMBER_OF_COLUMNS = 3;
50 private Button fNewButton;
51 private Button fEditButton;
52 private IRemoteConnection fConnection;
53 private TreeViewer fConnectionTree = null;
54
55 ConnectionPage(String pageName) {
56 super(pageName);
57 }
58
59 @Override
60 public void createControl(Composite parent) {
61 GridData gd;
62 Composite dialogComposite = new Composite(parent, SWT.NONE);
63 GridLayout layout = new GridLayout(1, true);
64 dialogComposite.setLayout(layout);
65 dialogComposite.setLayoutData(new GridData(GridData.FILL_BOTH));
66
67 Label label = new Label(dialogComposite, SWT.NONE);
68 label.setText(Messages.TraceControl_NewNodeExistingConnectionGroupName);
69 gd = new GridData();
70 label.setLayoutData(gd);
71 gd.widthHint = label.computeSize(-1, -1).x + convertWidthInCharsToPixels(NewConnectionWizard.LABEL_WIDTH_CHARS);
72 // Existing connections group
73 this.fConnectionTree = new TreeViewer(dialogComposite);
74 gd = new GridData(SWT.FILL, SWT.FILL, true, true);
75 this.fConnectionTree.getTree().setLayoutData(gd);
76 gd.widthHint = convertWidthInCharsToPixels(NewConnectionWizard.CONNECTIONTREE_WIDTH_CHARS);
77 gd.heightHint = convertHeightInCharsToPixels(NewConnectionWizard.CONNECTIONTREE_HEIGHT_CHARS);
78 fConnectionTree.setLabelProvider(new ConnectionTreeLabelProvider());
79 fConnectionTree.setContentProvider(new ConnectionContentProvider());
80 fConnectionTree.addSelectionChangedListener(new ISelectionChangedListener() {
81 @Override
82 public void selectionChanged(SelectionChangedEvent event) {
83 ConnectionPage.this.onSelectionChanged();
84 }
85 });
86 fConnectionTree.addDoubleClickListener(new IDoubleClickListener() {
87 @Override
88 public void doubleClick(DoubleClickEvent event) {
89 getWizard().performFinish();
90 }
91 });
92
93 Composite buttons = new Composite(dialogComposite, SWT.NONE);
94 layout = new GridLayout(BUTTONS_NUMBER_OF_COLUMNS, true);
95 layout.marginHeight = 0;
96 layout.marginWidth = 0;
97 buttons.setLayout(layout);
98 buttons.setLayoutData(new GridData(SWT.END, SWT.CENTER, false, false));
99
100 new Label(buttons, SWT.NONE);
101
102 fEditButton = new Button(buttons, SWT.PUSH);
103 fEditButton.setText(Messages.TraceControl_NewNodeEditButtonName);
104 setButtonLayoutData(fEditButton);
105 fEditButton.addSelectionListener(new SelectionAdapter() {
106 @Override
107 public void widgetSelected(SelectionEvent e) {
108 onEditConnection();
109 }
110 });
111
112 fNewButton = new Button(buttons, SWT.PUSH);
113 fNewButton.setText(Messages.TraceControl_NewNodeCreateButtonText);
114 setButtonLayoutData(fNewButton);
115 fNewButton.addSelectionListener(new SelectionAdapter() {
116 @Override
117 public void widgetSelected(SelectionEvent e) {
118 onNewConnection();
119 }
120 });
121 setControl(dialogComposite);
122
123 }
124
125 private void onSelectionChanged() {
126 setConnection();
127 setPageComplete(true);
128 fEditButton.setEnabled(canEdit(fConnection));
129 fNewButton.setEnabled(getServiceForCreation() != null);
130 }
131
132 private void onEditConnection() {
133 setConnection();
134 if (fConnection != null) {
135 IRemoteConnectionType connectionType = fConnection.getConnectionType();
136 if (connectionType != null) {
137 IRemoteUIConnectionService connManager = connectionType.getService(IRemoteUIConnectionService.class);
138 if (connManager != null) {
139 IRemoteUIConnectionWizard wiz = connManager.getConnectionWizard(getShell());
140 wiz.setConnection(fConnection.getWorkingCopy());
141 IRemoteConnectionWorkingCopy result = wiz.open();
142 if (result != null) {
143 try {
144 result.save();
145 } catch (RemoteConnectionException e) {
146 Activator.getDefault().logError(e.toString(), e);
147 }
148 fConnectionTree.refresh();
149 }
150 }
151 }
152 }
153 }
154
155 private void setConnection() {
156 Object o = ((IStructuredSelection) fConnectionTree.getSelection()).getFirstElement();
157 fConnection = o instanceof IRemoteConnection ? (IRemoteConnection) o : null;
158 }
159
160 private static boolean canEdit(IRemoteConnection conn) {
161 if (conn == null) {
162 return false;
163 }
164 return conn.getConnectionType().canEdit();
165 }
166
167 private IRemoteConnectionType getServiceForCreation() {
168 Object o = ((IStructuredSelection) fConnectionTree.getSelection()).getFirstElement();
169 IRemoteConnectionType result = null;
170 if (o instanceof IRemoteConnectionType) {
171 result = (IRemoteConnectionType) o;
172 } else if (o instanceof IRemoteConnection) {
173 IRemoteConnection iRemoteConnection = (IRemoteConnection) o;
174 result = iRemoteConnection.getConnectionType();
175 } else {
176 return null;
177 }
178 if (!result.canAdd()) {
179 return null;
180 }
181
182 return result;
183 }
184
185 public void onNewConnection() {
186 IRemoteConnectionType rs = getServiceForCreation();
187 if (rs != null) {
188 IRemoteUIConnectionService uiService = rs.getService(IRemoteUIConnectionService.class);
189 if (uiService != null) {
190 IRemoteUIConnectionWizard wiz = uiService.getConnectionWizard(getShell());
191 if (wiz != null) {
192 IRemoteConnectionWorkingCopy wc = wiz.open();
193 if (wc != null) {
194 IRemoteConnection conn = null;
195 try {
196 conn = wc.save();
197 fConnectionTree.refresh();
198 fConnectionTree.setSelection(new StructuredSelection(conn), true);
199 } catch (RemoteConnectionException e) {
200 Activator.getDefault().logError(e.toString(), e);
201 }
202 }
203 }
204 }
205 }
206 }
207}
Tracecompass - Deliverables
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