示例#1
0
 private boolean onAltEnd(KeyboardEvent event) {
   if (noContentCheck()) return true;
   if (hotPointY <= 0 || hotPointY > items.length || items[hotPointY - 1] == null) {
     luwrain.hint(Hints.EMPTY_LINE);
     return true;
   }
   final Object item = items[hotPointY - 1];
   final String line = appearance.getScreenAppearance(item, 0);
   int leftBound = appearance.getObservableLeftBound(item);
   if (leftBound < 0) leftBound = 0;
   if (leftBound > line.length()) leftBound = line.length();
   int rightBound = appearance.getObservableRightBound(item);
   if (rightBound < 0) rightBound = 0;
   if (rightBound >= line.length()) rightBound = line.length();
   if (leftBound >= rightBound) {
     luwrain.hint(Hints.EMPTY_LINE);
     return true;
   }
   if (hotPointX <= leftBound) {
     luwrain.hint(Hints.BEGIN_OF_LINE);
     return true;
   }
   hotPointX = rightBound;
   luwrain.hint(Hints.END_OF_LINE);
   luwrain.onAreaNewHotPoint(this);
   return true;
 }
示例#2
0
 private boolean onAltLeft(KeyboardEvent event) {
   if (noContentCheck()) return true;
   if (hotPointY <= 0 || hotPointY > items.length || items[hotPointY - 1] == null) {
     luwrain.hint(Hints.EMPTY_LINE);
     return true;
   }
   final Object item = items[hotPointY - 1];
   final String line = appearance.getScreenAppearance(item, 0);
   int leftBound = appearance.getObservableLeftBound(item);
   if (leftBound < 0) leftBound = 0;
   if (leftBound > line.length()) leftBound = line.length();
   int rightBound = appearance.getObservableRightBound(item);
   if (rightBound < 0) rightBound = 0;
   if (rightBound >= line.length()) rightBound = line.length();
   if (leftBound >= rightBound) {
     luwrain.hint(Hints.EMPTY_LINE);
     return true;
   }
   if (hotPointX <= leftBound) {
     luwrain.hint(Hints.BEGIN_OF_LINE);
     return true;
   }
   final String subline = line.substring(leftBound, rightBound);
   WordIterator it = new WordIterator(subline, hotPointX - leftBound);
   if (!it.stepBackward()) {
     luwrain.hint(Hints.BEGIN_OF_LINE);
     return true;
   }
   hotPointX = it.pos() + leftBound;
   luwrain.say(it.announce());
   luwrain.onAreaNewHotPoint(this);
   return true;
 }
示例#3
0
 public void refresh() {
   model.refresh();
   final int count = model.getItemCount();
   if (count < 1) {
     items = new Object[0];
     hotPointX = 0;
     hotPointY = 0;
     luwrain.onAreaNewContent(this);
     luwrain.onAreaNewHotPoint(this);
     return;
   }
   items = new Object[count];
   for (int i = 0; i < count; ++i) items[i] = model.getItem(i);
   if (hotPointY > items.length) hotPointY = items.length;
   hotPointX = 0;
   luwrain.onAreaNewContent(this);
   luwrain.onAreaNewHotPoint(this);
 }
示例#4
0
 private void onNewHotPointY(boolean briefIntroduction) {
   if (hotPointY <= 0) {
     hotPointX = 0;
     luwrain.hint(Hints.EMPTY_LINE);
     luwrain.onAreaNewHotPoint(this);
     return;
   }
   final Object item = items[hotPointY - 1];
   luwrain.playSound(Sounds.NEW_LIST_ITEM);
   if (item == null) {
     hotPointX = 0;
     luwrain.hint(Hints.EMPTY_LINE);
   } else {
     hotPointX = getInitialHotPointX(item);
     appearance.introduceItem(item, briefIntroduction ? ListItemAppearance.BRIEF : 0);
   }
   luwrain.onAreaNewHotPoint(this);
 }