package net.dev123.yibo.service.listener;
import net.dev123.yibo.R;
import net.dev123.yibo.SearchActivity;
import android.text.Editable;
import android.text.TextWatcher;
import android.widget.Button;
import android.widget.EditText;
public class SearchTextWatch implements TextWatcher {
private EditText etKeyWord;
private Button btnSearch;
public SearchTextWatch(SearchActivity context) {
btnSearch = (Button)context.findViewById(R.id.btnSearch);
etKeyWord = (EditText)context.findViewById(R.id.etKeyWord);
}
@Override
public void beforeTextChanged(CharSequence s, int start, int count,
int after) {
}
@Override
public void onTextChanged(CharSequence s, int start, int before, int count) {
}
@Override
public void afterTextChanged(Editable s) {
if (etKeyWord == null || btnSearch == null) {
return;
}
if (etKeyWord.getText().length() > 0
&& etKeyWord.getText().length() > 0) {
btnSearch.setEnabled(true);
} else {
btnSearch.setEnabled(false);
}
}
}