我想在Android ListView中获取特定的项目。应使用语音识别器功能填充ListView。我怎样才能做到这一点,而不点击自动?我尝试了一些,但没有工作。任何帮助将不胜感激!如何仅在Android ListView中获取特定项目?
protected void onActivityResult(int requestCode, int resultCode, Intent data)
{
if (requestCode == REQUEST_CODE && resultCode == RESULT_OK)
{
// Populate the wordsList with the String values the recognition engine thought it heard
ArrayList<String> matches = data.getStringArrayListExtra(
RecognizerIntent.EXTRA_RESULTS);
wordsList.setAdapter(new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1,
matches));
String info = wordsList.getItemAtPosition(0).toString();
if(info.indexOf("Hello")>0){
Toast.makeText(getBaseContext(),"OK", Toast.LENGTH_LONG).show();
}
}
super.onActivityResult(requestCode, resultCode, data);
}
首先找出(使用调试器或日志记录)什么不起作用。是否有错误消息(logcat)?包含“匹配”的预期内容? –
没有错误....代码是正确的....?用屏幕颜色测试吗?一些例子? – user2342687