@Override
public RegionContent getWholeRegion() {
if (model == null || model.getItemCount() == 0) return null;
final LinkedList<String> res = new LinkedList<String>();
final int count = model.getItemCount();
for (int i = 0; i < count; ++i) {
final String line =
appearance.getScreenAppearance(model.getItem(i), ListItemAppearance.FOR_CLIPBOARD);
res.add(line != null ? line : "");
}
res.add("");
return new RegionContent(res.toArray(new String[res.size()]));
}
@Override
public RegionContent getRegion(int fromX, int fromY, int toX, int toY) {
if (model == null || model.getItemCount() == 0) return null;
if (fromY >= model.getItemCount() || toY >= model.getItemCount()) return null;
if (fromY == toY) {
final String line =
appearance.getScreenAppearance(
model.getItem(fromY - 1), ListItemAppearance.FOR_CLIPBOARD);
if (line.isEmpty()) return null;
final int fromPos = fromX < line.length() ? fromX : line.length();
final int toPos = toX < line.length() ? toX : line.length();
if (fromPos >= toPos) return null;
return new RegionContent(new String[] {line.substring(fromPos, toPos)});
}
final LinkedList<String> res = new LinkedList<String>();
for (int i = fromY; i <= toY; ++i) {
if (i == 0) continue;
final String line =
appearance.getScreenAppearance(model.getItem(i - 1), ListItemAppearance.FOR_CLIPBOARD);
res.add(line != null ? line : "");
}
res.add("");
return new RegionContent(res.toArray(new String[res.size()]));
}
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);
}
public Object selected() {
if (items == null || hotPointY < 1 || hotPointY > items.length) return null;
return model.getItem(hotPointY - 1);
}