@Override
public void addDisableRegistration(Registration disableReg) {
CompositeRegistration reg = myCell.get(DISABLE_REG);
if (reg == null) {
reg = new CompositeRegistration();
Registration propReg = myCell.set(DISABLE_REG, reg);
reg.add(propReg);
}
reg.add(disableReg);
}
@Override
public void disable() {
CompositeRegistration reg = myCell.get(DISABLE_REG);
if (reg != null) {
reg.remove();
}
}
@Override
public Registration addKeyPressedHandler(final EventHandler<KeyEvent> handler) {
return myCell.addTrait(
new CellTrait() {
@Override
public void onKeyPressed(Cell cell, KeyEvent event) {
handler.onEvent(event);
}
});
}
@Override
protected Registration doRegisterChild(final SourceItemT child, final Cell childCell) {
return new CompositeRegistration(
childCell.addTrait(
new DerivedCellTrait() {
@Override
protected CellTrait getBase(Cell cell) {
if (!(cell instanceof TextCell)) {
return CompletionSupport.trait();
}
return CellTrait.EMPTY;
}
@Override
public void onKeyPressedLowPriority(Cell cell, KeyEvent event) {
try {
if (getSelectedItems().size() <= 1) {
keyPressedInChild(event);
}
} finally {
if (event.isConsumed() && cell.isAttached()) {
scrollToSelection();
}
}
super.onKeyPressedLowPriority(cell, event);
}
@Override
public Object get(Cell cell, CellTraitPropertySpec<?> spec) {
if (spec == Completion.COMPLETION) {
return getCurrentChildCompletion();
}
if (spec == ITEM_HANDLER) {
return new ItemHandler() {
@Override
public Runnable addEmptyAfter() {
int index = mySource.indexOf(child);
final SourceItemT newItem = newItem();
mySource.add(index + 1, newItem);
return selectOnCreation(index + 1);
}
};
}
return super.get(cell, spec);
}
@Override
public void onCellTraitEvent(Cell cell, CellTraitEventSpec<?> spec, Event event) {
if (spec == Cells.BECAME_EMPTY
&& cell.get(ProjectionalSynchronizers.DELETE_ON_EMPTY)) {
int index = getChildCells().indexOf(cell);
if (index == -1) return;
clear(mySource.subList(index, index + 1));
event.consume();
return;
}
super.onCellTraitEvent(cell, spec, event);
}
@Override
public void onKeyTyped(Cell cell, KeyEvent event) {
if (getSeparator() != null && getSeparator() == event.getKeyChar()) {
int index = getChildCells().indexOf(cell);
SourceItemT newItem = newItem();
mySource.add(index + 1, newItem);
selectOnCreation(index + 1).run();
event.consume();
}
super.onKeyTyped(cell, event);
}
}));
}
@Override
public void setCompletionItems(Object items) {
myCell.bottomPopup().set((Cell) items);
}
@Override
public ReadableProperty<Boolean> focused() {
return myCell.focused();
}
@Override
public Vector dimension() {
return myCell.dimension();
}
@Override
public boolean isLastAllowed() {
return myCell.get(TextEditing.LAST_ALLOWED);
}
