/**
* Sets the Empty View to be used by the Adapter View.
*
* <p>We need it handle it ourselves so that we can Pull-to-Refresh when the Empty View is shown.
*
* <p>Please note, you do <strong>not</strong> usually need to call this method yourself. Calling
* setEmptyView on the AdapterView will automatically call this method and set everything up. This
* includes when the Android Framework automatically sets the Empty View based on it's ID.
*
* @param newEmptyView - Empty View to be used
*/
public final void setEmptyView(View newEmptyView) {
FrameLayout refreshableViewWrapper = getRefreshableViewWrapper();
if (null != newEmptyView) {
// New view needs to be clickable so that Android recognizes it as a
// target for Touch Events
newEmptyView.setClickable(true);
ViewParent newEmptyViewParent = newEmptyView.getParent();
if (null != newEmptyViewParent && newEmptyViewParent instanceof ViewGroup) {
((ViewGroup) newEmptyViewParent).removeView(newEmptyView);
}
// We need to convert any LayoutParams so that it works in our
// FrameLayout
FrameLayout.LayoutParams lp = convertEmptyViewLayoutParams(newEmptyView.getLayoutParams());
if (null != lp) {
refreshableViewWrapper.addView(newEmptyView, lp);
} else {
refreshableViewWrapper.addView(newEmptyView);
}
}
if (mRefreshableView instanceof EmptyViewMethodAccessor) {
((EmptyViewMethodAccessor) mRefreshableView).setEmptyViewInternal(newEmptyView);
} else {
mRefreshableView.setEmptyView(newEmptyView);
}
mEmptyView = newEmptyView;
}
/**
* Sets the Empty View to be used by the Adapter View.
*
* <p>We need it handle it ourselves so that we can Pull-to-Refresh when the Empty View is shown.
*
* <p>Please note, you do <strong>not</strong> usually need to call this method yourself. Calling
* setEmptyView on the AdapterView will automatically call this method and set everything up. This
* includes when the Android Framework automatically sets the Empty View based on it's ID.
*
* @param newEmptyView - Empty View to be used
*/
public final void setEmptyView(View newEmptyView) {
// If we already have an Empty View, remove it
if (null != mEmptyView) {
mRefreshableViewHolder.removeView(mEmptyView);
}
if (null != newEmptyView) {
// New view needs to be clickable so that Android recognizes it as a
// target for Touch Events
newEmptyView.setClickable(true);
final ViewParent newEmptyViewParent = newEmptyView.getParent();
if (null != newEmptyViewParent && newEmptyViewParent instanceof ViewGroup) {
((ViewGroup) newEmptyViewParent).removeView(newEmptyView);
}
mRefreshableViewHolder.addView(
newEmptyView, ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
if (mRefreshableView instanceof EmptyViewMethodAccessor) {
((EmptyViewMethodAccessor) mRefreshableView).setEmptyViewInternal(newEmptyView);
} else {
mRefreshableView.setEmptyView(newEmptyView);
}
}
}
