public void onClick(View v) {
// Validate mPosition
if (mPosition >= 0 && mPosition < mSlideshowModel.size()) {
mSlideshowEditor.removeSlide(mPosition);
int size = mSlideshowModel.size();
if (size > 0) {
if (mPosition >= size) {
mPosition--;
}
showCurrentSlide();
} else {
finish();
return;
}
}
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
int position = mList.getSelectedItemPosition();
switch (item.getItemId()) {
case MENU_MOVE_UP:
if ((position > 0) && (position < mSlideshowModel.size())) {
mSlideshowEditor.moveSlideUp(position);
mSlideListAdapter.notifyDataSetChanged();
mList.setSelection(position - 1);
}
break;
case MENU_MOVE_DOWN:
if ((position >= 0) && (position < mSlideshowModel.size() - 1)) {
mSlideshowEditor.moveSlideDown(position);
mSlideListAdapter.notifyDataSetChanged();
mList.setSelection(position + 1);
}
break;
case MENU_REMOVE_SLIDE:
if ((position >= 0) && (position < mSlideshowModel.size())) {
mSlideshowEditor.removeSlide(position);
mSlideListAdapter.notifyDataSetChanged();
}
break;
case MENU_ADD_SLIDE:
addNewSlide();
break;
case MENU_DISCARD_SLIDESHOW:
// delete all slides from slideshow.
mSlideshowEditor.removeAllSlides();
mSlideListAdapter.notifyDataSetChanged();
finish();
break;
}
return true;
}
