/**
* Fills the List with the available Channels
*/
private void fillAvailableChannelsListBox() {
Object oldSelectedChannel = mAllChannels.getSelectedValue();
FilterItem selectedCountry = (FilterItem) mCountryCB.getSelectedItem();
FilterItem selectedCategory = (FilterItem) mCategoryCB.getSelectedItem();
if (selectedCountry == null || selectedCategory == null) {
return;
}
String country = (String) (selectedCountry).getValue();