/**
* Returns selected value index. This method is overriden by WebComboBox to fix issue with "null"
* value from the model being ignored if selected. By default (in JComboBox) this method will not
* return index of "null" value in the model if it is selected.
*
* @return index of the selected value
*/
@Override
public int getSelectedIndex() {
final Object sObject = dataModel.getSelectedItem();
int i;
Object obj;
for (i = 0; i < dataModel.getSize(); i++) {
obj = dataModel.getElementAt(i);
if (CompareUtils.equals(obj, sObject)) {
return i;
}
}
return -1;
}
private void updateHints() {
String text = classSearchField.getText().trim();
// Ignore empty text
if (text.trim().length() == 0) {
hideHints();
return;
}
// Updating hints window if needed
if (!CompareUtils.equals(lastSearchedText, text)) {
// Saving old selection
Object oldSelection = classSearchHintsList.getSelectedValue();
// Clearing list
DefaultListModel model = (DefaultListModel) classSearchHintsList.getModel();
model.clear();
// Look for classes
List<JarEntry> found =
jarStructure.findSimilarEntries(
text,
new Filter<JarEntry>() {
@Override
public boolean accept(JarEntry object) {
return object.getType().equals(JarEntryType.javaEntry);
}
});
if (found.size() > 0) {
classSearchField.setForeground(Color.BLACK);
// Filling list with results
for (JarEntry entry : found) {
model.addElement(entry);
}
// Updating visible rows
classSearchHintsList.setVisibleRowCount(Math.min(model.size(), 10));
// Restoring selection if possible
int index = oldSelection != null ? model.indexOf(oldSelection) : 0;
classSearchHintsList.setSelectedIndex(index != -1 ? index : 0);
// Packing popup
classSearchHintsPopup.pack();
// Displaying hints window
if (!classSearchHintsPopup.isVisible()) {
classSearchHintsPopup.setVisible(true);
}
} else {
classSearchField.setForeground(Color.RED);
// Hiding hints window
if (classSearchHintsPopup.isVisible()) {
classSearchHintsPopup.setVisible(false);
}
}
lastSearchedText = text;
}
}