| 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 org.eclipse.core.runtime.NullProgressMonitor; |
| 15 | import org.eclipse.jface.dialogs.Dialog; |
| 16 | import org.eclipse.jface.dialogs.IDialogConstants; |
| 17 | import org.eclipse.jface.dialogs.MessageDialog; |
| 18 | import org.eclipse.linuxtools.internal.lttng2.ui.Activator; |
| 19 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.Messages; |
| 20 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.model.impl.TargetNodeComponent; |
| 21 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.model.impl.TraceSessionGroup; |
| 22 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.remote.IRemoteSystemProxy; |
| 23 | import org.eclipse.rse.services.clientserver.messages.SystemMessageException; |
| 24 | import org.eclipse.rse.subsystems.files.core.servicesubsystem.IFileServiceSubSystem; |
| 25 | import org.eclipse.rse.subsystems.files.core.subsystems.IRemoteFile; |
| 26 | import org.eclipse.swt.SWT; |
| 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.Composite; |
| 31 | import org.eclipse.swt.widgets.Control; |
| 32 | import org.eclipse.swt.widgets.Label; |
| 33 | import org.eclipse.swt.widgets.Shell; |
| 34 | import org.eclipse.swt.widgets.Text; |
| 35 | |
| 36 | /** |
| 37 | * <b><u>CreateSessionDialog</u></b> |
| 38 | * <p> |
| 39 | * Dialog box for collecting session creation information. |
| 40 | * </p> |
| 41 | */ |
| 42 | public class CreateSessionDialog extends Dialog implements ICreateSessionDialog { |
| 43 | |
| 44 | // ------------------------------------------------------------------------ |
| 45 | // Constants |
| 46 | // ------------------------------------------------------------------------ |
| 47 | /** |
| 48 | * The icon file for this dialog box. |
| 49 | */ |
| 50 | public static final String CREATE_SESSION_ICON_FILE = "icons/elcl16/add_button.gif"; //$NON-NLS-1$ |
| 51 | |
| 52 | // ------------------------------------------------------------------------ |
| 53 | // Attributes |
| 54 | // ------------------------------------------------------------------------ |
| 55 | /** |
| 56 | * The dialog composite. |
| 57 | */ |
| 58 | private Composite fDialogComposite = null; |
| 59 | /** |
| 60 | * The text widget for the session name |
| 61 | */ |
| 62 | private Text fSessionNameText = null; |
| 63 | /** |
| 64 | * The text widget for the session path |
| 65 | */ |
| 66 | private Text fSessionPathText = null; |
| 67 | /** |
| 68 | * The parent where the new node should be added. |
| 69 | */ |
| 70 | private TraceSessionGroup fParent = null; |
| 71 | /** |
| 72 | * The session name string. |
| 73 | */ |
| 74 | private String fSessionName = null; |
| 75 | /** |
| 76 | * The session path string. |
| 77 | */ |
| 78 | private String fSessionPath = null; |
| 79 | /** |
| 80 | * Flag whether default location (path) shall be used or not |
| 81 | */ |
| 82 | private boolean fIsDefaultPath = true; |
| 83 | |
| 84 | // ------------------------------------------------------------------------ |
| 85 | // Constructors |
| 86 | // ------------------------------------------------------------------------ |
| 87 | /** |
| 88 | * Constructor |
| 89 | * @param shell - a shell for the display of the dialog |
| 90 | */ |
| 91 | public CreateSessionDialog(Shell shell) { |
| 92 | super(shell); |
| 93 | } |
| 94 | |
| 95 | // ------------------------------------------------------------------------ |
| 96 | // Accessors |
| 97 | // ------------------------------------------------------------------------ |
| 98 | /* |
| 99 | * (non-Javadoc) |
| 100 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.ICreateSessionDialog#getSessionName() |
| 101 | */ |
| 102 | @Override |
| 103 | public String getSessionName() { |
| 104 | return fSessionName; |
| 105 | } |
| 106 | |
| 107 | /* |
| 108 | * (non-Javadoc) |
| 109 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.ICreateSessionDialog#getSessionPath() |
| 110 | */ |
| 111 | @Override |
| 112 | public String getSessionPath() { |
| 113 | return fSessionPath; |
| 114 | } |
| 115 | |
| 116 | /* |
| 117 | * (non-Javadoc) |
| 118 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.ICreateSessionDialog#isDefaultSessionPath() |
| 119 | */ |
| 120 | @Override |
| 121 | public boolean isDefaultSessionPath() { |
| 122 | return fIsDefaultPath; |
| 123 | } |
| 124 | |
| 125 | /* |
| 126 | * (non-Javadoc) |
| 127 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.ICreateSessionDialog#setTraceSessionGroup(org.eclipse.linuxtools.internal.lttng2.ui.views.control.model.impl.TraceSessionGroup) |
| 128 | */ |
| 129 | @Override |
| 130 | public void setTraceSessionGroup(TraceSessionGroup group) { |
| 131 | fParent = group; |
| 132 | } |
| 133 | |
| 134 | // ------------------------------------------------------------------------ |
| 135 | // Operations |
| 136 | // ------------------------------------------------------------------------ |
| 137 | /* |
| 138 | * (non-Javadoc) |
| 139 | * @see org.eclipse.jface.window.Window#configureShell(org.eclipse.swt.widgets.Shell) |
| 140 | */ |
| 141 | @Override |
| 142 | protected void configureShell(Shell newShell) { |
| 143 | super.configureShell(newShell); |
| 144 | newShell.setText(Messages.TraceControl_CreateSessionDialogTitle); |
| 145 | newShell.setImage(Activator.getDefault().loadIcon(CREATE_SESSION_ICON_FILE)); |
| 146 | } |
| 147 | |
| 148 | /* |
| 149 | * (non-Javadoc) |
| 150 | * @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite) |
| 151 | */ |
| 152 | @Override |
| 153 | protected Control createDialogArea(Composite parent) { |
| 154 | |
| 155 | // Main dialog panel |
| 156 | fDialogComposite = new Composite(parent, SWT.NONE); |
| 157 | GridLayout layout = new GridLayout(2, true); |
| 158 | fDialogComposite.setLayout(layout); |
| 159 | |
| 160 | Label sessionNameLabel = new Label(fDialogComposite, SWT.RIGHT); |
| 161 | sessionNameLabel.setText(Messages.TraceControl_CreateSessionNameLabel); |
| 162 | fSessionNameText = new Text(fDialogComposite, SWT.NONE); |
| 163 | fSessionNameText.setToolTipText(Messages.TraceControl_CreateSessionNameTooltip); |
| 164 | |
| 165 | Label sessionPath = new Label(fDialogComposite, SWT.RIGHT); |
| 166 | sessionPath.setText(Messages.TraceControl_CreateSessionPathLabel); |
| 167 | fSessionPathText = new Text(fDialogComposite, SWT.NONE); |
| 168 | fSessionPathText.setToolTipText(Messages.TraceControl_CreateSessionPathTooltip); |
| 169 | |
| 170 | // layout widgets |
| 171 | GridData data = new GridData(GridData.HORIZONTAL_ALIGN_FILL); |
| 172 | fSessionPathText.setText("666.666.666.666"); //$NON-NLS-1$ |
| 173 | Point minSize = fSessionPathText.computeSize(SWT.DEFAULT, SWT.DEFAULT, true); |
| 174 | data.widthHint = minSize.x + 5; |
| 175 | |
| 176 | fSessionNameText.setLayoutData(data); |
| 177 | fSessionPathText.setLayoutData(data); |
| 178 | |
| 179 | fSessionPathText.setText(""); //$NON-NLS-1$ |
| 180 | |
| 181 | return fDialogComposite; |
| 182 | } |
| 183 | |
| 184 | /* |
| 185 | * (non-Javadoc) |
| 186 | * @see org.eclipse.jface.dialogs.Dialog#createButtonsForButtonBar(org.eclipse.swt.widgets.Composite) |
| 187 | */ |
| 188 | @Override |
| 189 | protected void createButtonsForButtonBar(Composite parent) { |
| 190 | createButton(parent, IDialogConstants.OK_ID, "&Ok", true); //$NON-NLS-1$ |
| 191 | } |
| 192 | |
| 193 | /* |
| 194 | * (non-Javadoc) |
| 195 | * @see org.eclipse.jface.dialogs.Dialog#okPressed() |
| 196 | */ |
| 197 | @Override |
| 198 | protected void okPressed() { |
| 199 | // Validate input data |
| 200 | fSessionName = fSessionNameText.getText(); |
| 201 | fSessionPath = fSessionPathText.getText(); |
| 202 | |
| 203 | if (!"".equals(fSessionPath)) { //$NON-NLS-1$ |
| 204 | // validate sessionPath |
| 205 | |
| 206 | TargetNodeComponent node = (TargetNodeComponent)fParent.getParent(); |
| 207 | IRemoteSystemProxy proxy = node.getRemoteSystemProxy(); |
| 208 | IFileServiceSubSystem fsss = proxy.getFileServiceSubSystem(); |
| 209 | if (fsss != null) { |
| 210 | try { |
| 211 | IRemoteFile remoteFolder = fsss.getRemoteFileObject(fSessionPath, new NullProgressMonitor()); |
| 212 | if (remoteFolder.exists()) { |
| 213 | MessageDialog.openError(getShell(), |
| 214 | Messages.TraceControl_CreateSessionDialogTitle, |
| 215 | Messages.TraceControl_SessionPathAlreadyExistsError + " (" + fSessionPath + ") \n"); //$NON-NLS-1$ //$NON-NLS-2$ |
| 216 | return; |
| 217 | } |
| 218 | } catch (SystemMessageException e) { |
| 219 | MessageDialog.openError(getShell(), |
| 220 | Messages.TraceControl_CreateSessionDialogTitle, |
| 221 | Messages.TraceControl_FileSubSystemError + "\n" + e); //$NON-NLS-1$ |
| 222 | return; |
| 223 | } |
| 224 | } |
| 225 | fIsDefaultPath = false; |
| 226 | } |
| 227 | |
| 228 | // If no session name is specified use default name auto |
| 229 | if ("".equals(fSessionName)) { //$NON-NLS-1$ |
| 230 | fSessionName = "auto"; //$NON-NLS-1$ |
| 231 | } |
| 232 | |
| 233 | // Check for invalid names |
| 234 | if (!fSessionName.matches("^[a-zA-Z0-9\\-\\_]{1,}$")) { //$NON-NLS-1$ |
| 235 | MessageDialog.openError(getShell(), |
| 236 | Messages.TraceControl_CreateSessionDialogTitle, |
| 237 | Messages.TraceControl_InvalidSessionNameError + " (" + fSessionName + ") \n"); //$NON-NLS-1$ //$NON-NLS-2$ |
| 238 | return; |
| 239 | } |
| 240 | |
| 241 | // Check if node with name already exists in parent |
| 242 | if(fParent.containsChild(fSessionName)) { |
| 243 | MessageDialog.openError(getShell(), |
| 244 | Messages.TraceControl_CreateSessionDialogTitle, |
| 245 | Messages.TraceControl_SessionAlreadyExistsError + " (" + fSessionName + ")"); //$NON-NLS-1$ //$NON-NLS-2$ |
| 246 | return; |
| 247 | } |
| 248 | |
| 249 | // validation successful -> call super.okPressed() |
| 250 | super.okPressed(); |
| 251 | } |
| 252 | } |