public static Combo createEncodingCombo(Composite parent, String curCharset) {
if (curCharset == null) {
curCharset = GeneralUtils.getDefaultFileEncoding();
}
Combo encodingCombo = new Combo(parent, SWT.DROP_DOWN);
encodingCombo.setVisibleItemCount(30);
SortedMap<String, Charset> charsetMap = Charset.availableCharsets();
int index = 0;
int defIndex = -1;
for (String csName : charsetMap.keySet()) {
Charset charset = charsetMap.get(csName);
encodingCombo.add(charset.displayName());
if (charset.displayName().equalsIgnoreCase(curCharset)) {
defIndex = index;
}
if (defIndex < 0) {
for (String alias : charset.aliases()) {
if (alias.equalsIgnoreCase(curCharset)) {
defIndex = index;
}
}
}
index++;
}
if (defIndex >= 0) {
encodingCombo.select(defIndex);
} else {
log.warn("Charset '" + curCharset + "' is not recognized"); // $NON-NLS-1$ //$NON-NLS-2$
}
return encodingCombo;
}
/**
* Constructor to create an editor to update/create an ontology entry
*
* @param display - points back to the display
* @param oureditOntEntry - the entry being edited
* @param ontParent - the edited item's parent in the hierarchy
* @param newItem - true if this is a new item
*/
public EditOntEntry(
Display display, OntEntry oureditOntEntry, OntEntry ontParent, boolean newItem) {
super();
shell = new Shell(display, SWT.DIALOG_TRIM | SWT.PRIMARY_MODAL);
shell.setText("OntEntry Information");
GridLayout gridLayout = new GridLayout();
gridLayout.numColumns = 3;
gridLayout.marginHeight = 5;
gridLayout.makeColumnsEqualWidth = true;
shell.setLayout(gridLayout);
ourOntEntry = oureditOntEntry;
ourParent = ontParent;
if (newItem) {
ourOntEntry.setName("");
ourOntEntry.setImportance(Importance.MODERATE);
}
new Label(shell, SWT.NONE).setText("Name:");
nameField = new Text(shell, SWT.SINGLE | SWT.BORDER | SWT.H_SCROLL);
nameField.setText(ourOntEntry.getName());
GridData gridData =
new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_BEGINNING);
DisplayUtilities.setTextDimensions(nameField, gridData, 75);
gridData.horizontalSpan = 2;
nameField.setLayoutData(gridData);
new Label(shell, SWT.NONE).setText("Description:");
descArea = new Text(shell, SWT.MULTI | SWT.WRAP | SWT.BORDER | SWT.V_SCROLL);
descArea.setText(ourOntEntry.getDescription());
gridData = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
DisplayUtilities.setTextDimensions(descArea, gridData, 75, 5);
gridData.horizontalSpan = 2;
gridData.heightHint = descArea.getLineHeight() * 3;
descArea.setLayoutData(gridData);
new Label(shell, SWT.NONE).setText("Importance:");
importanceBox = new Combo(shell, SWT.DROP_DOWN | SWT.READ_ONLY);
Enumeration impEnum = Importance.elements();
int l = 0;
Importance itype;
while (impEnum.hasMoreElements()) {
itype = (Importance) impEnum.nextElement();
importanceBox.add(itype.toString());
if (itype.toString().compareTo(ourOntEntry.getImportance().toString()) == 0) {
importanceBox.select(l);
}
l++;
}
// Error checking: if no such selection is valid, set it to select index 0
if (importanceBox.getSelectionIndex() == -1) {
importanceBox.select(0);
}
importanceBox.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));
new Label(shell, SWT.NONE).setText(" ");
new Label(shell, SWT.NONE).setText(" ");
addButton = new Button(shell, SWT.PUSH);
gridData = new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_BEGINNING);
addButton.setLayoutData(gridData);
if (newItem) {
addButton.setText("Add");
addButton.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
canceled = false;
if (!nameField.getText().trim().equals("")) {
ConsistencyChecker checker =
new ConsistencyChecker(ourOntEntry.getID(), nameField.getText(), "OntEntries");
if (ourOntEntry.getName() == nameField.getText() || checker.check()) {
ourParent.addChild(ourOntEntry);
ourOntEntry.setLevel(ourParent.getLevel() + 1);
ourOntEntry.setName(nameField.getText());
ourOntEntry.setDescription(descArea.getText());
ourOntEntry.setImportance(
Importance.fromString(
importanceBox.getItem(importanceBox.getSelectionIndex())));
// comment before this made no sense...
ourOntEntry.setID(ourOntEntry.toDatabase(ourParent.getID()));
System.out.println("Name of added item = " + ourOntEntry.getName());
shell.close();
shell.dispose();
}
} else {
MessageBox mbox = new MessageBox(shell, SWT.ICON_ERROR);
mbox.setMessage("Need to provide the OntEntry name");
mbox.open();
}
}
});
} else {
addButton.setText("Save");
addButton.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
canceled = false;
ConsistencyChecker checker =
new ConsistencyChecker(ourOntEntry.getID(), nameField.getText(), "OntEntries");
if (ourOntEntry.getName() == nameField.getText() || checker.check()) {
ourOntEntry.setName(nameField.getText());
ourOntEntry.setDescription(descArea.getText());
ourOntEntry.setImportance(
Importance.fromString(
importanceBox.getItem(importanceBox.getSelectionIndex())));
// since this is a save, not an add, the type and parent are ignored
ourOntEntry.setID(ourOntEntry.toDatabase(0));
// RationaleDB db = RationaleDB.getHandle();
// db.addOntEntry(ourOntEntry);
shell.close();
shell.dispose();
}
}
});
}
cancelButton = new Button(shell, SWT.PUSH);
cancelButton.setText("Cancel");
gridData = new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_BEGINNING);
cancelButton.setLayoutData(gridData);
cancelButton.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
canceled = true;
shell.close();
shell.dispose();
}
});
shell.pack();
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) display.sleep();
}
}