Beispiel #1
0
 protected String getObservableSubstr(Object item) {
   NullCheck.notNull(item, "item");
   final String line = appearance.getScreenAppearance(item, NONE_APPEARANCE_FLAGS);
   NullCheck.notNull(line, "line");
   if (line.isEmpty()) return "";
   final int leftBound = Math.min(appearance.getObservableLeftBound(item), line.length());
   final int rightBound = Math.min(appearance.getObservableRightBound(item), line.length());
   if (leftBound >= rightBound) return "";
   return line.substring(leftBound, rightBound);
 }
Beispiel #2
0
 protected boolean onChar(KeyboardEvent event) {
   if (noContent()) return true;
   final int count = model.getItemCount();
   final char c = event.getChar();
   final String beginning;
   if (selected() != null) {
     if (hotPointX >= appearance.getObservableRightBound(selected())) return false;
     final String name = getObservableSubstr(selected());
     final int pos =
         Math.min(hotPointX - appearance.getObservableLeftBound(selected()), name.length());
     if (pos < 0) return false;
     beginning = name.substring(0, pos);
   } else beginning = "";
   Log.debug("list", "beginning:" + beginning);
   final String mustBegin = beginning + c;
   for (int i = 0; i < count; ++i) {
     Log.debug("list", "checking:" + i);
     final String name = getObservableSubstr(model.getItem(i));
     Log.debug("list", "name:" + name);
     if (!name.startsWith(mustBegin)) continue;
     hotPointY = getLineIndexByItemIndex(i);
     Log.debug("list", "hotPointY:" + hotPointY);
     ++hotPointX;
     appearance.announceItem(model.getItem(hotPointY), NONE_APPEARANCE_FLAGS);
     environment.onAreaNewHotPoint(this);
     return true;
   }
   return false;
 }