[英]how to show received sms in textview instead of toast
我目前正在開發一個簡單的android應用程序,以讀取SMS並在TexView中而不是Toast中進行打印。 但是在接收方活動中,我們不會初始化“ findbyid”,因此我們無法在textView中打印SMS。 現在,我正在Toast中顯示SMS進行測試,但我不希望在Toast中顯示它。 我也閱讀了問題/答案以及其他文章,但找不到我想要的東西。
接收者活動,
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.telephony.SmsMessage;
import android.util.Log;
import android.widget.Toast;
public class read_sms extends BroadcastReceiver {
// Get the object of SmsManager
@Override
public void onReceive(Context context, Intent intent) {
// TODO Auto-generated method stub
final Bundle bundle = intent.getExtras();
try {
if (bundle != null) {
final Object[] pdusObj = (Object[]) bundle.get("pdus");
for (int i = 0; i < pdusObj.length; i++) {
SmsMessage currentMessage = SmsMessage.createFromPdu((byte[]) pdusObj[i]);
String phoneNumber = currentMessage.getDisplayOriginatingAddress();
String senderNum = phoneNumber;
String message = currentMessage.getDisplayMessageBody();
Log.i("SmsReciver", "senderNum: " + senderNum + ", message: " + message);
//ourSMS.getSmsDetails(senderNum, message);
// Show SMS notification
//Toast.makeText(context, "senderNum: "+ senderNum + ", message: " + message, Toast.LENGTH_LONG).show();
if(message.equals("Milind")){
Toast.makeText(context, "sms matched", Toast.LENGTH_LONG).show();
}else {
Toast.makeText(context, "not matched", Toast.LENGTH_LONG).show();
}
} // end of for loop
} // bundle
} catch (Exception e) {
// TODO: handle exception
Log.e("SmsReciver", "Exception smsReciver" + e);
}
}
}
我的家庭活動為空,因為我找不到此處放置的代碼。
public class home extends AppCompatActivity {
TextView SMS_textview;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.home);
SMS_textview = (TextView) findViewById(R.id.sms_text);
}
}
將該TextView更改為
public static TextView SMS_textview;
添加方法
public void recivedSms(String message)
{
try
{
SMS_textview.setText(message);
}
catch (Exception e)
{
}
}
在收到短信后,在read_sms類中添加以下代碼
home Sms = new home();
Sms.recivedSms(message );
每當您在接收方中收到文本時,就在您的活動中注冊接收方
在您的Receiver類中使用此代碼
Intent broadcastIntent = new Intent();
broadcastIntent.putExtra("your key", your Value);
broadcastIntent.setAction("link from you have recieve a text");
context.sendBroadcast(broadcastIntent);
在此之后,在您的活動中注冊一個廣播接收器,就像這樣
private void registerSmsReciever() {
IntentFilter intentFilter = new IntentFilter();
intentFilter.addAction("link from you have recieve a text");
BroadcastReceiver broadcastReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
Log.d("onReceive", "Sms recieved in progress");
String message= intent.getStringExtra("key");
textView.setText(intent.getStringExtra("key"));
}
};
registerReceiver(broadcastReceiver, intentFilter);
}
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