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;
}
@Nullable
public static String getComboSelection(Combo combo) {
int selectionIndex = combo.getSelectionIndex();
if (selectionIndex < 0) {
return null;
}
return combo.getItem(selectionIndex);
}
public static Combo createLabelCombo(Composite parent, String label, int style) {
Label labelControl = createControlLabel(parent, label);
// labelControl.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
final Combo combo = new Combo(parent, style);
combo.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
return combo;
}
public static boolean setComboSelection(Combo combo, String value) {
if (value == null) {
return false;
}
int count = combo.getItemCount();
for (int i = 0; i < count; i++) {
if (value.equals(combo.getItem(i))) {
combo.select(i);
return true;
}
}
return false;
}
