/**
* Computes the maximum width of a label in the configuration form.
*
* @param configForm the configuration form containing all labels.
* @return the maximum width of a label in the configuration form
*/
private int computeLabelWidth(ChatRoomConfigurationForm configForm) {
int labelWidth = 0;
Iterator<ChatRoomConfigurationFormField> configurationSet = configForm.getConfigurationSet();
while (configurationSet.hasNext()) {
ChatRoomConfigurationFormField formField = configurationSet.next();
if (formField.getLabel() == null) continue;
JLabel label = new JLabel(formField.getLabel());
int newLabelWidth =
SwingUtilities.computeStringWidth(
label.getFontMetrics(label.getFont()), formField.getLabel());
if (newLabelWidth > labelWidth) labelWidth = newLabelWidth;
}
// We add 10 pixels to be sure that even after adding the ':' char
// the label will rest visible.
return labelWidth + 10;
}
