我使用ArrayList和ArrayAdapter來記錄AutoCompleteTextView的內容,並且我想在列表被修改時動態刷新AutoCompleteTextView。列表的修改是在webviewClient中觸發的。爲什麼我無法動態更新AutoCompleteTextView?
但是,我的代碼不起作用。 AutoCompleteTextView只能在整個活動重新加載時更新。根本沒有動態更新。任何人都可以幫助我找出什麼是錯的?
final ArrayAdapter<String> adapter = new ArrayAdapter<String>(this,android.R.layout.simple_spinner_item, mHistory); //mHistory is the list of data
adapter.setNotifyOnChange(true);
mEditText1.setAdapter(adapter); //mEditText1 is the AutoCompleteTextView
mWebView1.setWebViewClient(new WebViewClient() {
public void onPageFinished(WebView view, String url){
super.onPageFinished(view, url);
if (!mHistory.contains(mWebView1.getUrl())){
mHistory.add(mWebView1.getUrl());
writeList(view.getContext(), mHistory, "history"); //this is to store the list elsewhere
}
adapter.notifyDataSetChanged();
}
});