| 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 | **********************************************************************/ |
| 12 | package org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs; |
| 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; |
| 19 | import org.eclipse.linuxtools.internal.lttng2.ui.Activator; |
| 20 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.messages.Messages; |
| 21 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.model.ITraceControlComponent; |
| 22 | import org.eclipse.rse.core.model.IHost; |
| 23 | import org.eclipse.swt.SWT; |
| 24 | import org.eclipse.swt.custom.CCombo; |
| 25 | import org.eclipse.swt.events.SelectionEvent; |
| 26 | import org.eclipse.swt.events.SelectionListener; |
| 27 | import org.eclipse.swt.graphics.Point; |
| 28 | import org.eclipse.swt.layout.GridData; |
| 29 | import org.eclipse.swt.layout.GridLayout; |
| 30 | import org.eclipse.swt.widgets.Button; |
| 31 | import org.eclipse.swt.widgets.Composite; |
| 32 | import org.eclipse.swt.widgets.Control; |
| 33 | import org.eclipse.swt.widgets.Group; |
| 34 | import org.eclipse.swt.widgets.Label; |
| 35 | import org.eclipse.swt.widgets.Shell; |
| 36 | import org.eclipse.swt.widgets.Text; |
| 37 | |
| 38 | /** |
| 39 | * <p> |
| 40 | * Dialog box for connection information. |
| 41 | * </p> |
| 42 | * |
| 43 | * @author Bernd Hufmann |
| 44 | */ |
| 45 | public class NewConnectionDialog extends Dialog implements INewConnectionDialog { |
| 46 | |
| 47 | // ------------------------------------------------------------------------ |
| 48 | // Constants |
| 49 | // ------------------------------------------------------------------------ |
| 50 | /** |
| 51 | * The icon file for this dialog box. |
| 52 | */ |
| 53 | public static final String TARGET_NEW_CONNECTION_ICON_FILE = "icons/elcl16/target_add.gif"; //$NON-NLS-1$ |
| 54 | |
| 55 | // ------------------------------------------------------------------------ |
| 56 | // Attributes |
| 57 | // ------------------------------------------------------------------------ |
| 58 | /** |
| 59 | * The dialog composite. |
| 60 | */ |
| 61 | private Composite fDialogComposite = null; |
| 62 | /** |
| 63 | * The Group for the host combo box. |
| 64 | */ |
| 65 | private Group fComboGroup = null; |
| 66 | /** |
| 67 | * The Group for the text input. |
| 68 | */ |
| 69 | private Group fTextGroup = null; |
| 70 | /** |
| 71 | * The host combo box. |
| 72 | */ |
| 73 | private CCombo fExistingHostsCombo = null; |
| 74 | /** |
| 75 | * The check box button for enabling/disabling the text input. |
| 76 | */ |
| 77 | private Button fButton = null; |
| 78 | /** |
| 79 | * The text widget for the node name (alias) |
| 80 | */ |
| 81 | private Text fConnectionNameText = null; |
| 82 | /** |
| 83 | * The text widget for the node address (IP or DNS name) |
| 84 | */ |
| 85 | private Text fHostNameText = null; |
| 86 | /** |
| 87 | * The parent where the new node should be added. |
| 88 | */ |
| 89 | private ITraceControlComponent fParent; |
| 90 | /** |
| 91 | * The node name (alias) string. |
| 92 | */ |
| 93 | private String fConnectionName = null; |
| 94 | /** |
| 95 | * The node address (IP or DNS name) string. |
| 96 | */ |
| 97 | private String fHostName = null; |
| 98 | |
| 99 | /** |
| 100 | * Input list of existing RSE hosts available for selection. |
| 101 | */ |
| 102 | private IHost[] fExistingHosts = new IHost[0]; |
| 103 | |
| 104 | // ------------------------------------------------------------------------ |
| 105 | // Constructors |
| 106 | // ------------------------------------------------------------------------ |
| 107 | public NewConnectionDialog(Shell shell) { |
| 108 | super(shell); |
| 109 | setShellStyle(SWT.RESIZE); |
| 110 | } |
| 111 | |
| 112 | // ------------------------------------------------------------------------ |
| 113 | // Accessors |
| 114 | // ------------------------------------------------------------------------ |
| 115 | /* |
| 116 | * (non-Javadoc) |
| 117 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.INewConnectionDialog#getConnectionName() |
| 118 | */ |
| 119 | @Override |
| 120 | public String getConnectionName() { |
| 121 | return fConnectionName; |
| 122 | } |
| 123 | |
| 124 | /* |
| 125 | * (non-Javadoc) |
| 126 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.INewConnectionDialog#getHostName() |
| 127 | */ |
| 128 | @Override |
| 129 | public String getHostName() { |
| 130 | return fHostName; |
| 131 | } |
| 132 | |
| 133 | /* |
| 134 | * (non-Javadoc) |
| 135 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.INewConnectionDialog#setTraceControlParent(org.eclipse.linuxtools.internal.lttng2.ui.views.control.model.ITraceControlComponent) |
| 136 | */ |
| 137 | @Override |
| 138 | public void setTraceControlParent(ITraceControlComponent parent) { |
| 139 | fParent = parent; |
| 140 | } |
| 141 | |
| 142 | /* |
| 143 | * (non-Javadoc) |
| 144 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.INewConnectionDialog#setHosts(org.eclipse.rse.core.model.IHost[]) |
| 145 | */ |
| 146 | @Override |
| 147 | public void setHosts(IHost[] hosts) { |
| 148 | if (hosts != null) { |
| 149 | fExistingHosts = Arrays.copyOf(hosts, hosts.length); |
| 150 | } |
| 151 | } |
| 152 | |
| 153 | // ------------------------------------------------------------------------ |
| 154 | // Operations |
| 155 | // ------------------------------------------------------------------------ |
| 156 | /* |
| 157 | * (non-Javadoc) |
| 158 | * @see org.eclipse.jface.window.Window#configureShell(org.eclipse.swt.widgets.Shell) |
| 159 | */ |
| 160 | @Override |
| 161 | protected void configureShell(Shell newShell) { |
| 162 | super.configureShell(newShell); |
| 163 | newShell.setText(Messages.TraceControl_NewDialogTitle); |
| 164 | newShell.setImage(Activator.getDefault().loadIcon(TARGET_NEW_CONNECTION_ICON_FILE)); |
| 165 | } |
| 166 | |
| 167 | /* |
| 168 | * (non-Javadoc) |
| 169 | * @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite) |
| 170 | */ |
| 171 | @Override |
| 172 | protected Control createDialogArea(Composite parent) { |
| 173 | |
| 174 | // Main dialog panel |
| 175 | fDialogComposite = new Composite(parent, SWT.NONE); |
| 176 | GridLayout layout = new GridLayout(1, true); |
| 177 | fDialogComposite.setLayout(layout); |
| 178 | fDialogComposite.setLayoutData(new GridData(GridData.FILL_BOTH)); |
| 179 | |
| 180 | // Existing connections group |
| 181 | fComboGroup = new Group(fDialogComposite, SWT.SHADOW_NONE); |
| 182 | fComboGroup.setText(Messages.TraceControl_NewNodeExistingConnectionGroupName); |
| 183 | layout = new GridLayout(2, true); |
| 184 | fComboGroup.setLayout(layout); |
| 185 | GridData data = new GridData(GridData.FILL_HORIZONTAL); |
| 186 | fComboGroup.setLayoutData(data); |
| 187 | |
| 188 | fExistingHostsCombo = new CCombo(fComboGroup, SWT.READ_ONLY); |
| 189 | fExistingHostsCombo.setToolTipText(Messages.TraceControl_NewNodeComboToolTip); |
| 190 | fExistingHostsCombo.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false, 2, 1)); |
| 191 | |
| 192 | String items[] = new String[fExistingHosts.length]; |
| 193 | for (int i = 0; i < items.length; i++) { |
| 194 | items[i] = String.valueOf(fExistingHosts[i].getAliasName() + " - " + fExistingHosts[i].getHostName()); //$NON-NLS-1$ |
| 195 | } |
| 196 | |
| 197 | fExistingHostsCombo.setItems(items); |
| 198 | fExistingHostsCombo.setEnabled(fExistingHosts.length > 0); |
| 199 | |
| 200 | // Node information grop |
| 201 | fTextGroup = new Group(fDialogComposite, SWT.SHADOW_NONE); |
| 202 | layout = new GridLayout(3, true); |
| 203 | fTextGroup.setLayout(layout); |
| 204 | data = new GridData(GridData.FILL_HORIZONTAL); |
| 205 | fTextGroup.setLayoutData(data); |
| 206 | |
| 207 | fButton = new Button(fTextGroup, SWT.CHECK); |
| 208 | fButton.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false, 3, 1)); |
| 209 | fButton.setText(Messages.TraceControl_NewNodeEditButtonName); |
| 210 | fButton.setEnabled(fExistingHosts.length > 0); |
| 211 | |
| 212 | Label connectionNameLabel = new Label(fTextGroup, SWT.RIGHT); |
| 213 | connectionNameLabel.setText(Messages.TraceControl_NewNodeConnectionNameLabel); |
| 214 | fConnectionNameText = new Text(fTextGroup, SWT.NONE); |
| 215 | fConnectionNameText.setToolTipText(Messages.TraceControl_NewNodeConnectionNameTooltip); |
| 216 | fConnectionNameText.setEnabled(fExistingHosts.length == 0); |
| 217 | |
| 218 | Label hostNameLabel = new Label(fTextGroup, SWT.RIGHT); |
| 219 | hostNameLabel.setText(Messages.TraceControl_NewNodeHostNameLabel); |
| 220 | fHostNameText = new Text(fTextGroup, SWT.NONE); |
| 221 | fHostNameText.setToolTipText(Messages.TraceControl_NewNodeHostNameTooltip); |
| 222 | fHostNameText.setEnabled(fExistingHosts.length == 0); |
| 223 | |
| 224 | fButton.addSelectionListener(new SelectionListener() { |
| 225 | @Override |
| 226 | public void widgetSelected(SelectionEvent e) { |
| 227 | if (fButton.getSelection()) { |
| 228 | fExistingHostsCombo.deselectAll(); |
| 229 | fExistingHostsCombo.setEnabled(false); |
| 230 | fConnectionNameText.setEnabled(true); |
| 231 | fHostNameText.setEnabled(true); |
| 232 | } else { |
| 233 | fExistingHostsCombo.setEnabled(true); |
| 234 | fConnectionNameText.setEnabled(false); |
| 235 | fHostNameText.setEnabled(false); |
| 236 | } |
| 237 | } |
| 238 | |
| 239 | @Override |
| 240 | public void widgetDefaultSelected(SelectionEvent e) { |
| 241 | } |
| 242 | }); |
| 243 | |
| 244 | fExistingHostsCombo.addSelectionListener(new SelectionListener() { |
| 245 | @Override |
| 246 | public void widgetSelected(SelectionEvent e) { |
| 247 | int index = fExistingHostsCombo.getSelectionIndex(); |
| 248 | fConnectionNameText.setText(fExistingHosts[index].getAliasName()); |
| 249 | fHostNameText.setText(fExistingHosts[index].getHostName()); |
| 250 | } |
| 251 | |
| 252 | @Override |
| 253 | public void widgetDefaultSelected(SelectionEvent e) { |
| 254 | } |
| 255 | }); |
| 256 | |
| 257 | // layout widgets |
| 258 | data = new GridData(GridData.FILL_HORIZONTAL); |
| 259 | fHostNameText.setText("666.666.666.666"); //$NON-NLS-1$ |
| 260 | Point minSize = fHostNameText.computeSize(SWT.DEFAULT, SWT.DEFAULT, true); |
| 261 | data.widthHint = minSize.x + 5; |
| 262 | data.horizontalSpan = 2; |
| 263 | |
| 264 | fConnectionNameText.setLayoutData(data); |
| 265 | fHostNameText.setLayoutData(data); |
| 266 | |
| 267 | fHostNameText.setText(""); //$NON-NLS-1$ |
| 268 | |
| 269 | return fDialogComposite; |
| 270 | } |
| 271 | |
| 272 | /* |
| 273 | * (non-Javadoc) |
| 274 | * @see org.eclipse.jface.dialogs.Dialog#createButtonsForButtonBar(org.eclipse.swt.widgets.Composite) |
| 275 | */ |
| 276 | @Override |
| 277 | protected void createButtonsForButtonBar(Composite parent) { |
| 278 | createButton(parent, IDialogConstants.CANCEL_ID, "&Cancel", true); //$NON-NLS-1$ |
| 279 | createButton(parent, IDialogConstants.OK_ID, "&Ok", true); //$NON-NLS-1$ |
| 280 | } |
| 281 | |
| 282 | /* |
| 283 | * (non-Javadoc) |
| 284 | * @see org.eclipse.jface.dialogs.Dialog#okPressed() |
| 285 | */ |
| 286 | @Override |
| 287 | protected void okPressed() { |
| 288 | // Validate input data |
| 289 | fConnectionName = fConnectionNameText.getText(); |
| 290 | fHostName = fHostNameText.getText(); |
| 291 | |
| 292 | if (!"".equals(fHostName)) { //$NON-NLS-1$ |
| 293 | // If no node name is specified use the node address as name |
| 294 | if ("".equals(fConnectionName)) { //$NON-NLS-1$ |
| 295 | fConnectionName = fHostName; |
| 296 | } |
| 297 | // Check if node with name already exists in parent |
| 298 | if(fParent.containsChild(fConnectionName)) { |
| 299 | MessageDialog.openError(getShell(), |
| 300 | Messages.TraceControl_NewDialogTitle, |
| 301 | Messages.TraceControl_AlreadyExistsError + " (" + fConnectionName + ")"); //$NON-NLS-1$//$NON-NLS-2$ |
| 302 | return; |
| 303 | } |
| 304 | } |
| 305 | else { |
| 306 | return; |
| 307 | } |
| 308 | // validation successful -> call super.okPressed() |
| 309 | super.okPressed(); |
| 310 | } |
| 311 | } |