private void createSSLGroup(Composite container) {
final Group group = new Group(container, SWT.NONE);
group.setText(Messages.OPT_TAB_GROUP_SSL);
FormLayout layout = new FormLayout();
layout.marginBottom = 10;
group.setLayout(layout);
group.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
// 1)
// **********************************************
// Row: Keystore - Location
// **********************************************
// Keystore Location - Label
Label keystoreLabel = new Label(group, SWT.NONE);
FormData fd = new FormData();
fd.top = new FormAttachment(0, 10);
fd.left = new FormAttachment(0, 10);
keystoreLabel.setLayoutData(fd);
keystoreLabel.setText(Messages.OPT_TAB_GROUP_SSL_KEY_STORE);
// Keystore Location - Directory - Text
final Text keystoreDirText = new Text(group, SWT.BORDER);
keystoreDirText.setEditable(false);
fd = new FormData();
fd.top = new FormAttachment(keystoreLabel, 0, SWT.CENTER);
// fd.left = new FormAttachment(keystoreLabel, 30);
fd.left = new FormAttachment(0, 160);
fd.width = 454;
keystoreDirText.setLayoutData(fd);
// Keystore Location- Browse - Button
final Button keystoreBrowseButton = new Button(group, SWT.PUSH);
keystoreBrowseButton.setText(Messages.LABEL_BROWSE);
fd = new FormData();
fd.top = new FormAttachment(keystoreDirText, 0, SWT.CENTER);
fd.left = new FormAttachment(keystoreDirText, 10);
keystoreBrowseButton.setLayoutData(fd);
keystoreBrowseButton.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
Display.getDefault()
.asyncExec(
new Runnable() {
@Override
public void run() {
FileDialog fileDialog = new FileDialog(getControl().getShell());
fileDialog.setText(Messages.OPT_TAB_GROUP_SSL_KEY_STORE_DLG);
fileDialog.setFilterExtensions(KEYSTORE_FILE_EXT);
String selectedFile = fileDialog.open();
if (selectedFile != null) {
keystoreDirText.setText(selectedFile);
}
}
});
}
});
// **********************************************
// Row: Keystore - Password
// **********************************************
// Keystore - Password - Label
Label keystorePwdLabel = new Label(group, SWT.NONE);
fd = new FormData();
fd.top = new FormAttachment(keystoreLabel, 10);
fd.left = new FormAttachment(0, 10);
keystorePwdLabel.setLayoutData(fd);
keystorePwdLabel.setText(Messages.OPT_TAB_GROUP_SSL_KEY_STORE_PWD);
// Keystore - Password - Text
final Text keystorePwdText = new Text(group, SWT.BORDER | SWT.PASSWORD);
fd = new FormData();
fd.top = new FormAttachment(keystorePwdLabel, 0, SWT.CENTER);
fd.left = new FormAttachment(keystoreDirText, 0, SWT.LEFT);
fd.right = new FormAttachment(keystoreDirText, 0, SWT.RIGHT);
keystorePwdText.setLayoutData(fd);
// 2)
// **********************************************
// Row: Truststore - Location
// **********************************************
// Truststore Location - Label
Label truststoreLabel = new Label(group, SWT.NONE);
fd = new FormData();
fd.top = new FormAttachment(keystorePwdLabel, 10);
fd.left = new FormAttachment(0, 10);
truststoreLabel.setLayoutData(fd);
truststoreLabel.setText(Messages.OPT_TAB_GROUP_SSL_TRUST_STORE);
// Truststore Location - Directory - Text
final Text truststoreDirText = new Text(group, SWT.BORDER);
truststoreDirText.setEditable(false);
fd = new FormData();
fd.top = new FormAttachment(truststoreLabel, 0, SWT.CENTER);
fd.left = new FormAttachment(keystoreDirText, 0, SWT.LEFT);
fd.right = new FormAttachment(keystoreDirText, 0, SWT.RIGHT);
truststoreDirText.setLayoutData(fd);
// Truststore Location- Browse - Button
final Button truststoreBrowseButton = new Button(group, SWT.PUSH);
truststoreBrowseButton.setText(Messages.LABEL_BROWSE);
fd = new FormData();
fd.top = new FormAttachment(truststoreDirText, 0, SWT.CENTER);
fd.left = new FormAttachment(truststoreDirText, 10);
truststoreBrowseButton.setLayoutData(fd);
truststoreBrowseButton.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
Display.getDefault()
.asyncExec(
new Runnable() {
@Override
public void run() {
FileDialog fileDialog = new FileDialog(getControl().getShell());
fileDialog.setText(Messages.OPT_TAB_GROUP_SSL_TRUST_STORE_DLG);
fileDialog.setFilterExtensions(KEYSTORE_FILE_EXT);
String selectedFile = fileDialog.open();
if (selectedFile != null) {
truststoreDirText.setText(selectedFile);
}
}
});
}
});
// **********************************************
// Row: Truststore - Password
// **********************************************
// Truststore - Password - Label
Label truststorePwdLabel = new Label(group, SWT.NONE);
fd = new FormData();
fd.top = new FormAttachment(truststoreLabel, 10);
fd.left = new FormAttachment(0, 10);
truststorePwdLabel.setLayoutData(fd);
truststorePwdLabel.setText(Messages.OPT_TAB_GROUP_SSL_TRUST_STORE_PWD);
// Truststore - Password - Text
final Text truststorePwdText = new Text(group, SWT.BORDER | SWT.PASSWORD);
fd = new FormData();
fd.top = new FormAttachment(truststorePwdLabel, 0, SWT.CENTER);
fd.left = new FormAttachment(keystoreDirText, 0, SWT.LEFT);
fd.right = new FormAttachment(keystoreDirText, 0, SWT.RIGHT);
truststorePwdText.setLayoutData(fd);
// **********************************************
// DataBinding
// **********************************************
final DataBinding dataBinding = DataBindings.createDataBinding();
// SSL view updater
sslViewUpdater =
new ViewUpdater<Boolean>() {
final DecoratedBinding keystoreBinding;
final DecoratedBinding truststoreBinding;
{
// key store
keystoreBinding =
dataBinding
.bindText(
keystoreDirText,
connection,
Connection.PROP_OPT_SSL_KS,
Validators.required)
.hideDecorations();
// PWD is not required, no decoration is required
dataBinding.bindText(
keystorePwdText,
connection,
Connection.PROP_OPT_SSL_KSPWD,
Converters.stringToChars);
// trust store
truststoreBinding =
dataBinding
.bindText(
truststoreDirText,
connection,
Connection.PROP_OPT_SSL_TS,
Validators.required)
.hideDecorations();
// PWD is not required, no decoration is required
dataBinding.bindText(
truststorePwdText,
connection,
Connection.PROP_OPT_SSL_TSPWD,
Converters.stringToChars);
}
@Override
public void update(Boolean selected) {
Widgets.enable(group, selected);
if (selected) {
keystoreBinding.showDecorations();
truststoreBinding.showDecorations();
} else {
keystoreBinding.hideDecorations();
truststoreBinding.hideDecorations();
}
}
};
// dispose dataBinding when UI is disposed
addDisposeListener(dataBinding);
// disable all when creation
Widgets.enable(group, connection.getOptions().isSslEnabled());
}
private void createGeneralGroup(Composite container) {
final Group group = new Group(container, SWT.NONE);
group.setText(Messages.OPT_TAB_GROUP_GENERAL);
FormLayout layout = new FormLayout();
layout.marginBottom = 10;
group.setLayout(layout);
group.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
// **********************************************
// Row: CleanSession
// **********************************************
// CleanSession - Label
Label cleanSessionLabel = new Label(group, SWT.NONE);
FormData fd = new FormData();
fd.top = new FormAttachment(0, 10);
fd.left = new FormAttachment(0, 10);
cleanSessionLabel.setLayoutData(fd);
cleanSessionLabel.setText(Messages.OPT_TAB_GROUP_GENERAL_CLEAN_SESSION);
// CleanSession - Check
final Button cleanSessionCheck = new Button(group, SWT.CHECK);
fd = new FormData();
fd.top = new FormAttachment(cleanSessionLabel, 0, SWT.CENTER);
// fd.left = new FormAttachment(cleanSessionLabel, 60);
fd.left = new FormAttachment(0, 160);
cleanSessionCheck.setLayoutData(fd);
// **********************************************
// Row: SSL
// **********************************************
// SSL - Label
Label sslLabel = new Label(group, SWT.NONE);
fd = new FormData();
fd.top = new FormAttachment(cleanSessionLabel, 10);
fd.left = new FormAttachment(0, 10);
sslLabel.setLayoutData(fd);
sslLabel.setText(Messages.OPT_TAB_GROUP_GENERAL_ENABLE_SSL);
// SSL - Check
final Button sslCheck = new Button(group, SWT.CHECK);
fd = new FormData();
fd.top = new FormAttachment(sslLabel, 0, SWT.CENTER);
fd.left = new FormAttachment(cleanSessionCheck, 0, SWT.LEFT);
sslCheck.setLayoutData(fd);
sslCheck.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
Display.getDefault()
.asyncExec(
new Runnable() {
@Override
public void run() {
sslViewUpdater.update(sslCheck.getSelection());
}
});
}
});
// **********************************************
// Row: HA
// **********************************************
// HA - Label
Label haLabel = new Label(group, SWT.NONE);
fd = new FormData();
fd.top = new FormAttachment(sslLabel, 10);
fd.left = new FormAttachment(0, 10);
haLabel.setLayoutData(fd);
haLabel.setText(Messages.OPT_TAB_GROUP_GENERAL_ENABLE_HA);
// HA - Check
final Button haCheck = new Button(group, SWT.CHECK);
fd = new FormData();
fd.top = new FormAttachment(haLabel, 0, SWT.CENTER);
fd.left = new FormAttachment(cleanSessionCheck, 0, SWT.LEFT);
haCheck.setLayoutData(fd);
haCheck.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
Display.getDefault()
.asyncExec(
new Runnable() {
@Override
public void run() {
haViewUpdater.update(haCheck.getSelection());
}
});
}
});
// **********************************************
// Row: LWT
// **********************************************
// LWT - Label
Label lwtLabel = new Label(group, SWT.NONE);
fd = new FormData();
fd.top = new FormAttachment(haLabel, 10);
fd.left = new FormAttachment(0, 10);
lwtLabel.setLayoutData(fd);
lwtLabel.setText(Messages.OPT_TAB_GROUP_GENERAL_ENABLE_LWT);
// LWT - Check
final Button lwtCheck = new Button(group, SWT.CHECK);
fd = new FormData();
fd.top = new FormAttachment(lwtLabel, 0, SWT.CENTER);
fd.left = new FormAttachment(cleanSessionCheck, 0, SWT.LEFT);
lwtCheck.setLayoutData(fd);
lwtCheck.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
Display.getDefault()
.asyncExec(
new Runnable() {
@Override
public void run() {
lwtViewUpdater.update(lwtCheck.getSelection());
}
});
}
});
// **********************************************
// Row: Keep Alive Interval
// **********************************************
// Keep Alive - Label
Label keepAliveLabel = new Label(group, SWT.NONE);
fd = new FormData();
fd.top = new FormAttachment(lwtLabel, 10);
fd.left = new FormAttachment(0, 10);
keepAliveLabel.setLayoutData(fd);
keepAliveLabel.setText(Messages.OPT_TAB_GROUP_GENERAL_KEEP_ALIVE);
// Keep Alive - Spinner
final Spinner keepAliveSpinner = new Spinner(group, SWT.BORDER);
keepAliveSpinner.setMinimum(0);
keepAliveSpinner.setMaximum(Integer.MAX_VALUE);
keepAliveSpinner.setIncrement(5);
keepAliveSpinner.setPageIncrement(30);
trackSpinnerUpdates(keepAliveSpinner);
fd = new FormData();
fd.top = new FormAttachment(keepAliveLabel, 0, SWT.CENTER);
fd.left = new FormAttachment(cleanSessionCheck, 0, SWT.LEFT);
keepAliveSpinner.setLayoutData(fd);
// Keep Alive Unit - Label
Label keepAliveUnitLabel = new Label(group, SWT.NONE);
fd = new FormData();
fd.top = new FormAttachment(keepAliveLabel, 0, SWT.CENTER);
fd.left = new FormAttachment(keepAliveSpinner, 10);
keepAliveUnitLabel.setLayoutData(fd);
keepAliveUnitLabel.setText(Messages.LABEL_SECONDS);
// **********************************************
// Row: Connection Timeout
// **********************************************
// Connection Timeout - Label
Label connectionTimeoutLabel = new Label(group, SWT.NONE);
fd = new FormData();
fd.top = new FormAttachment(keepAliveLabel, 10);
fd.left = new FormAttachment(0, 10);
connectionTimeoutLabel.setLayoutData(fd);
connectionTimeoutLabel.setText(Messages.OPT_TAB_GROUP_GENERAL_CONNECTION_TIMEOUT);
// Connection Timeout - Spinner
final Spinner connectionTimeoutSpinner = new Spinner(group, SWT.BORDER);
connectionTimeoutSpinner.setMinimum(0);
connectionTimeoutSpinner.setMaximum(Integer.MAX_VALUE);
connectionTimeoutSpinner.setIncrement(5);
connectionTimeoutSpinner.setPageIncrement(30);
trackSpinnerUpdates(connectionTimeoutSpinner);
fd = new FormData();
fd.top = new FormAttachment(connectionTimeoutLabel, 0, SWT.CENTER);
fd.left = new FormAttachment(cleanSessionCheck, 0, SWT.LEFT);
connectionTimeoutSpinner.setLayoutData(fd);
// Connection Timeout Unit - Label
Label connectionTimeoutUnitLabel = new Label(group, SWT.NONE);
fd = new FormData();
fd.top = new FormAttachment(connectionTimeoutLabel, 0, SWT.CENTER);
fd.left = new FormAttachment(connectionTimeoutSpinner, 10);
connectionTimeoutUnitLabel.setLayoutData(fd);
connectionTimeoutUnitLabel.setText(Messages.LABEL_SECONDS);
// **********************************************
// Row: Use Login
// **********************************************
// Use Login - Label
Label loginLabel = new Label(group, SWT.NONE);
fd = new FormData();
fd.top = new FormAttachment(connectionTimeoutLabel, 10);
fd.left = new FormAttachment(0, 10);
loginLabel.setLayoutData(fd);
loginLabel.setText(Messages.OPT_TAB_GROUP_GENERAL_ENABLE_LOGIN);
// Use Login - Check
final Button loginCheck = new Button(group, SWT.CHECK);
fd = new FormData();
fd.top = new FormAttachment(loginLabel, 0, SWT.CENTER);
fd.left = new FormAttachment(cleanSessionCheck, 0, SWT.LEFT);
loginCheck.setLayoutData(fd);
loginCheck.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
Display.getDefault()
.asyncExec(
new Runnable() {
@Override
public void run() {
loginViewUpdater.update(loginCheck.getSelection());
}
});
}
});
// Use Login - Username - Label
Label usernameLabel = new Label(group, SWT.NONE);
fd = new FormData();
fd.top = new FormAttachment(loginLabel, 0, SWT.CENTER);
fd.left = new FormAttachment(connectionTimeoutUnitLabel, 0, SWT.LEFT);
usernameLabel.setLayoutData(fd);
usernameLabel.setText(Messages.OPT_TAB_GROUP_GENERAL_USERNAME);
// Use Login - Username - Text
final Text usernameText = new Text(group, SWT.BORDER);
fd = new FormData();
fd.top = new FormAttachment(usernameLabel, 0, SWT.CENTER);
fd.left = new FormAttachment(usernameLabel, 10);
fd.width = 120;
usernameText.setLayoutData(fd);
// Use Login - Password - Label
Label passwordLabel = new Label(group, SWT.NONE);
fd = new FormData();
fd.top = new FormAttachment(loginLabel, 0, SWT.CENTER);
fd.left = new FormAttachment(usernameText, 20);
passwordLabel.setLayoutData(fd);
passwordLabel.setText(Messages.OPT_TAB_GROUP_GENERAL_PASSWORD);
// Use Login - Password - Text
final Text passwordText = new Text(group, SWT.BORDER | SWT.PASSWORD);
fd = new FormData();
fd.top = new FormAttachment(passwordLabel, 0, SWT.CENTER);
fd.left = new FormAttachment(passwordLabel, 10);
fd.width = 120;
passwordText.setLayoutData(fd);
// **********************************************
// Row: Use Persistence
// **********************************************
// Use Persistence - Label
Label persistLabel = new Label(group, SWT.NONE);
fd = new FormData();
fd.top = new FormAttachment(loginLabel, 10);
fd.left = new FormAttachment(0, 10);
persistLabel.setLayoutData(fd);
persistLabel.setText(Messages.OPT_TAB_GROUP_GENERAL_ENABLE_PERSISTENCE);
// Use Persistence - Check
final Button persistCheck = new Button(group, SWT.CHECK);
fd = new FormData();
fd.top = new FormAttachment(persistLabel, 0, SWT.CENTER);
fd.left = new FormAttachment(cleanSessionCheck, 0, SWT.LEFT);
persistCheck.setLayoutData(fd);
persistCheck.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
Display.getDefault()
.asyncExec(
new Runnable() {
@Override
public void run() {
persistenceViewUpdater.update(persistCheck.getSelection());
}
});
}
});
// Use Persistence - Directory - Label
Label directoryLabel = new Label(group, SWT.NONE);
fd = new FormData();
fd.top = new FormAttachment(persistLabel, 0, SWT.CENTER);
fd.left = new FormAttachment(connectionTimeoutUnitLabel, 0, SWT.LEFT);
directoryLabel.setLayoutData(fd);
directoryLabel.setText(Messages.OPT_TAB_GROUP_GENERAL_PERSISTENCE_DIRECTORY);
// Use Persistence - Directory - Text
final Text directoryText = new Text(group, SWT.BORDER);
directoryText.setEditable(false);
fd = new FormData();
fd.top = new FormAttachment(directoryLabel, 0, SWT.CENTER);
fd.left = new FormAttachment(usernameText, 0, SWT.LEFT);
fd.right = new FormAttachment(passwordText, 0, SWT.RIGHT);
directoryText.setLayoutData(fd);
// Use Persistence - Browse - Button
final Button browseDirButton = new Button(group, SWT.PUSH);
browseDirButton.setText(Messages.LABEL_BROWSE);
fd = new FormData();
fd.top = new FormAttachment(directoryText, 0, SWT.CENTER);
fd.left = new FormAttachment(directoryText, 10);
browseDirButton.setLayoutData(fd);
browseDirButton.setEnabled(connection.getOptions().isPersistenceEnabled());
browseDirButton.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
Display.getDefault()
.asyncExec(
new Runnable() {
@Override
public void run() {
DirectoryDialog directoryDialog =
new DirectoryDialog(getControl().getShell());
directoryDialog.setMessage(Messages.OPT_TAB_GROUP_GENERAL_PERSISTENCE_DLG);
String dir = directoryDialog.open();
if (dir != null) {
directoryText.setText(dir);
}
}
});
}
});
// **********************************************
// DataBinding
// **********************************************
final DataBinding dataBinding = DataBindings.createDataBinding();
// updater
loginViewUpdater =
new ViewUpdater<Boolean>() {
final DecoratedBinding usrBinding;
final DecoratedBinding pwdBinding;
{
// username is required
usrBinding =
dataBinding
.bindText(
usernameText,
connection,
Connection.PROP_OPT_LOGIN_USERNAME,
Validators.required)
.hideDecorations();
// password is not required
pwdBinding =
dataBinding
.bindText(
passwordText,
connection,
Connection.PROP_OPT_LOGIN_PASSWORD,
Converters.stringToChars)
.hideDecorations();
}
@Override
public void update(Boolean selected) {
if (selected) {
usrBinding.showDecorations();
pwdBinding.showDecorations();
Widgets.enable(true, usernameText, passwordText);
} else {
usrBinding.hideDecorations();
pwdBinding.hideDecorations();
Widgets.enable(false, usernameText, passwordText);
}
}
};
// Persistence view updater
persistenceViewUpdater =
new ViewUpdater<Boolean>() {
final DecoratedBinding binding;
{
binding =
dataBinding
.bindText(
directoryText,
connection,
Connection.PROP_OPT_PERSISTENCE_DIRECTORY,
Validators.required)
.hideDecorations();
directoryText.setText(System.getProperty("user.dir")); // $NON-NLS-1$
}
@Override
public void update(Boolean selected) {
browseDirButton.setEnabled(selected);
if (selected) {
binding.showDecorations();
} else {
binding.hideDecorations();
}
}
};
// checkbox
dataBinding.bindSelection(cleanSessionCheck, connection, Connection.PROP_OPT_CLEAN_SESSION);
dataBinding.bindSelection(sslCheck, connection, Connection.PROP_OPT_SSL_ENABLED);
dataBinding.bindSelection(haCheck, connection, Connection.PROP_OPT_HA_ENABLED);
dataBinding.bindSelection(lwtCheck, connection, Connection.PROP_OPT_LWT_ENABLED);
dataBinding.bindSelection(loginCheck, connection, Connection.PROP_OPT_LOGIN_ENABLED);
dataBinding.bindSelection(persistCheck, connection, Connection.PROP_OPT_PERSISTENCE_ENABLED);
// spinner
dataBinding.bindSelection(
keepAliveSpinner, connection, Connection.PROP_OPT_KEEP_ALIVE_INTERVAL);
dataBinding.bindSelection(
connectionTimeoutSpinner, connection, Connection.PROP_OPT_CONNECTION_TIMEOUT);
// dispose dataBinding when UI is disposed
addDisposeListener(dataBinding);
// initial state
Widgets.enable(connection.getOptions().isLoginEnabled(), usernameText, passwordText);
}
private void createLWTGroup(Composite container) {
// data model
final LWT lwt = connection.getOptions().getLwt();
final Group group = new Group(container, SWT.NONE);
group.setText(Messages.OPT_TAB_GROUP_LWT);
// layout
FormLayout layout = new FormLayout();
layout.marginBottom = 10;
group.setLayout(layout);
GridData gd = new GridData(GridData.FILL_HORIZONTAL);
group.setLayoutData(gd);
// **********************************************
// Row: Topic + QoS + Retain
// **********************************************
// Topic - label
Label topicLabel = new Label(group, SWT.NONE);
FormData fd = new FormData();
fd.top = new FormAttachment(0, 10);
fd.left = new FormAttachment(0, 10);
topicLabel.setLayoutData(fd);
topicLabel.setText(Messages.OPT_TAB_GROUP_LWT_TOPIC);
// Topic - input
final Text topicText = new Text(group, SWT.BORDER);
fd = new FormData();
fd.top = new FormAttachment(topicLabel, 10, SWT.CENTER);
fd.left = new FormAttachment(topicLabel, 40);
fd.right = new FormAttachment(100, -4);
topicText.setLayoutData(fd);
// QoS - label
Label qosLabel = new Label(group, SWT.NONE);
fd = new FormData();
fd.top = new FormAttachment(topicLabel, 10);
fd.left = new FormAttachment(0, 10);
qosLabel.setLayoutData(fd);
qosLabel.setText(Messages.OPT_TAB_GROUP_LWT_QOS);
// QoS - selection
CCombo combo = new CCombo(group, SWT.BORDER);
List<String> qosList = new ArrayList<String>();
for (QoS qos : QoS.values()) {
qosList.add(qos.getLabel());
}
combo.setItems(qosList.toArray(new String[0]));
combo.setEditable(false);
combo.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(final SelectionEvent e) {
Display.getDefault()
.asyncExec(
new Runnable() {
@Override
public void run() {
// Note: need manually set (because NOT using databinding for combo)
CCombo combo = (CCombo) e.widget;
lwt.setQos(QoS.valueOf(combo.getSelectionIndex()));
}
});
}
});
// Note: need manually set (because NOT using databinding for combo)
combo.select(lwt.getQos().getValue());
fd = new FormData();
fd.top = new FormAttachment(qosLabel, 0, SWT.CENTER);
fd.left = new FormAttachment(topicText, 0, SWT.LEFT);
combo.setLayoutData(fd);
// Retained
Button retained = new Button(group, SWT.CHECK);
retained.setText(Messages.OPT_TAB_GROUP_LWT_RETAINED);
fd = new FormData();
fd.top = new FormAttachment(qosLabel, 0, SWT.CENTER);
fd.left = new FormAttachment(combo, 10);
retained.setLayoutData(fd);
// Hex
final Button hex = new Button(group, SWT.CHECK);
hex.setText(Messages.OPT_TAB_GROUP_LWT_HEX);
fd = new FormData();
fd.top = new FormAttachment(qosLabel, 0, SWT.CENTER);
fd.right = new FormAttachment(100, -4);
hex.setLayoutData(fd);
// **********************************************
// Row: Message - label
// **********************************************
// Topic - label
Label messageLabel = new Label(group, SWT.NONE);
fd = new FormData();
fd.top = new FormAttachment(topicLabel, 60);
fd.left = new FormAttachment(0, 10);
messageLabel.setLayoutData(fd);
messageLabel.setText(Messages.OPT_TAB_GROUP_LWT_MSG);
// Message - input
final Text messageText = new Text(group, SWT.MULTI | SWT.BORDER | SWT.WRAP | SWT.V_SCROLL);
fd = new FormData();
fd.top = new FormAttachment(messageLabel, 10, SWT.CENTER);
fd.left = new FormAttachment(topicText, 0, SWT.LEFT);
fd.right = new FormAttachment(topicText, 0, SWT.RIGHT);
// fd.width = 300;
fd.height = 60;
messageText.setLayoutData(fd);
// XXX handle input when in HEX mode
hex.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(final SelectionEvent e) {
Display.getDefault()
.asyncExec(
new Runnable() {
@Override
public void run() {
Button button = (Button) e.widget;
if (button.getSelection()) {
messageText.setText(Strings.toHex(messageText.getText()));
messageText.setEditable(false);
} else {
messageText.setText(Strings.hexToString(messageText.getText()));
messageText.setEditable(true);
}
}
});
}
});
// **********************************************
// DataBinding
// **********************************************
final DataBinding dataBinding = DataBindings.createDataBinding();
dataBinding.bindTextAsBytes(messageText, connection, Connection.PROP_OPT_LWT_PAYLOAD);
dataBinding.bindSelection(retained, connection, Connection.PROP_OPT_LWT_RETAIN);
// LWT view updater
lwtViewUpdater =
new ViewUpdater<Boolean>() {
final DecoratedBinding binding;
{
binding =
dataBinding
.bindText(
topicText,
connection,
Connection.PROP_OPT_LWT_TOPIC,
Validators.publishTopic)
.hideDecorations();
}
@Override
public void update(Boolean selected) {
Widgets.enable(group, selected);
if (selected) {
binding.showDecorations();
} else {
binding.hideDecorations();
}
}
};
// dispose dataBinding when UI is disposed
addDisposeListener(dataBinding);
// initial state
Widgets.enable(group, connection.getOptions().isLwtEnabled());
}