/**
* Adds a popup menu.
*
* @param label the label
* @param items the menu items
* @param defaultItem the menu item initially selected
*/
public void addChoice(String label, String[] items, String defaultItem) {
String label2 = label;
if (label2.indexOf('_') != -1) label2 = label2.replace('_', ' ');
Label theLabel = makeLabel(label2);
c.gridx = 0;
c.gridy = y;
c.anchor = GridBagConstraints.EAST;
c.gridwidth = 1;
if (choice == null) {
choice = new Vector(4);
c.insets = getInsets(5, 0, 5, 0);
} else c.insets = getInsets(0, 0, 5, 0);
grid.setConstraints(theLabel, c);
add(theLabel);
Choice thisChoice = new Choice();
thisChoice.addKeyListener(this);
thisChoice.addItemListener(this);
for (int i = 0; i < items.length; i++) thisChoice.addItem(items[i]);
thisChoice.select(defaultItem);
c.gridx = 1;
c.gridy = y;
c.anchor = GridBagConstraints.WEST;
grid.setConstraints(thisChoice, c);
add(thisChoice);
choice.addElement(thisChoice);
if (Recorder.record || macro) saveLabel(thisChoice, label);
y++;
}
/** Returns the index of the selected item in the next popup menu. */
public int getNextChoiceIndex() {
if (choice == null) return -1;
Choice thisChoice = (Choice) (choice.elementAt(choiceIndex));
int index = thisChoice.getSelectedIndex();
if (macro) {
String label = (String) labels.get((Object) thisChoice);
String oldItem = thisChoice.getSelectedItem();
int oldIndex = thisChoice.getSelectedIndex();
String item = Macro.getValue(macroOptions, label, oldItem);
if (item != null && item.startsWith("&")) // value is macro variable
item = getChoiceVariable(item);
thisChoice.select(item);
index = thisChoice.getSelectedIndex();
if (index == oldIndex && !item.equals(oldItem)) {
// is value a macro variable?
Interpreter interp = Interpreter.getInstance();
String s = interp != null ? interp.getStringVariable(item) : null;
if (s == null)
IJ.error(getTitle(), "\"" + item + "\" is not a valid choice for \"" + label + "\"");
else item = s;
}
}
if (recorderOn) {
int defaultIndex = ((Integer) (defaultChoiceIndexes.elementAt(choiceIndex))).intValue();
if (!(smartRecording && index == defaultIndex)) {
String item = thisChoice.getSelectedItem();
if (!(item.equals("*None*") && getTitle().equals("Merge Channels")))
recordOption(thisChoice, thisChoice.getSelectedItem());
}
}
choiceIndex++;
return index;
}
/** Returns the selected item in the next popup menu. */
public String getNextChoice() {
if (choice == null) return "";
Choice thisChoice = (Choice) (choice.elementAt(choiceIndex));
String item = thisChoice.getSelectedItem();
if (macro) {
String label = (String) labels.get((Object) thisChoice);
item = Macro.getValue(macroOptions, label, item);
if (item != null && item.startsWith("&")) // value is macro variable
item = getChoiceVariable(item);
}
if (recorderOn) recordOption(thisChoice, item);
choiceIndex++;
return item;
}