显示进度对话框,同时等待接收短信 [英] show progress dialog while waiting for receiving SMS

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问题描述

我想编写一个应用程序显示一个进度对话框,同时等待接收短信。当收到短信,非空的TextView smsReceive是担任驳回进度对话框的条件。但它得到的RuntimeException。你能告诉我该怎么在code修改。

 包cx.opseng.PerfTOLD;进口android.app.Activity;
进口android.app.ProgressDialog;
进口android.os.Bundle;
进口android.content.BroadcastReceiver;
进口android.content.Context;
进口android.content.Intent;
进口android.telephony.SmsManager;
进口android.telephony.SmsMessage;
进口android.util.Log;
进口android.widget.TextView;公共类短信延伸活动{
/ **当第一次创建活动调用。 * /静态的TextView smsReceive;
静态的TextView smsReceiveChar;@覆盖
保护无效的onCreate(捆绑savedInstanceState)
{
    super.onCreate(savedInstanceState);
    的setContentView(R.layout.sms);    意向I = getIntent();
    //接收数据
    弦章= i.getStringExtra(章);
    字符串端口= i.getStringExtra(端口);    字符串smsMessage =章+端口;    //在屏幕上显示短信发送消息
    TextView的smsSend =(的TextView)findViewById(R.id.smsSend);
    smsSend.setText(smsMessage);
    Log.i(smsSend,将String.valueOf(smsSend.getText()));
    //发送短信
    SmsManager SM = SmsManager.getDefault();
    串号=5556;
    sm.sendTextMessage(数字,空,smsMessage,NULL,NULL);    ProgressDialog对话框=新ProgressDialog(Sms.this);
    dialog.setMessage(努力工作......);
    dialog.setIndeterminate(真);
    dialog.setCancelable(真);
    dialog.show();    //接收短信
    smsReceive = NULL;
    smsReceive =(的TextView)findViewById(R.id.smsReceive);
    Log.i(smsReceive,smsReceive.getText()的toString());
    如果(smsReceive.getText()。的toString()!= NULL){
        Log.i(smsReceive,smsReceive.getText()的toString());
        字符串smsChar = smsReceive.getText()的toString()。
        整数smsChar2 = smsChar.length();
        字符串smsChar3 = Integer.toString(smsChar2);
        Log.i(smsReceive2,smsChar3);
        smsReceiveChar.setText(smsChar);
        smsReceiveChar =(的TextView)findViewById(R.id.smsReceiveChar);
    }    如果(smsReceiveChar.getText()。的toString().equals(信息)){
        dialog.dismiss();
    }}
公共静态无效updateMessageBox(弦乐味精)
{
    smsReceive.append(MSG);
    smsReceiveChar.append(MSG);
}

}

 公共类SmsReceiver扩展广播接收器{公共无效的onReceive(上下文的背景下,意图意图)
{
    捆绑包= intent.getExtras();    [对象]消息=(对象[])bundle.get(的PDU);
    SmsMessage [] =短信新SmsMessage [messages.length]    对于(INT N = 0; N< messages.length; N ++){
        短信[N] = SmsMessage.createFromPdu((字节[])消息[N]);
    }    对于(SmsMessage消息:SMS){
        字符串NUM = msg.getOriginatingAddress();
        Log.i(短信发送,NUM);
        如果(num.equals(15555215556)){
        Sms.updateMessageBox(\\ n从:+ msg.getOriginatingAddress()+
                \\ n+留言:+ msg.getMessageBody()+\\ n); }
    }
}
}

的logcat的如下:

  11月8日至14日:16:56.152:E / AndroidRuntime(2091):致命异常:主要
11月8日至一十四日:16:56.152:E / AndroidRuntime(2091):了java.lang.RuntimeException:无法启动活动ComponentInfo {cx.opseng.PerfTOLD / cx.opseng.PerfTOLD.Sms}:java.lang.StringIndexOutOfBoundsException
11月8日至一十四日:16:56.152:E / AndroidRuntime(2091):在android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2663)
11月8日至一十四日:16:56.152:E / AndroidRuntime(2091):在android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2679)
11月8日至一十四日:16:56.152:E / AndroidRuntime(2091):在android.app.ActivityThread.access $ 2300(ActivityThread.java:125)
11月8日至一十四日:16:56.152:E / AndroidRuntime(2091):在android.app.ActivityThread $ H.handleMessage(ActivityThread.java:2033)
11月8日至一十四日:16:56.152:E / AndroidRuntime(2091):在android.os.Handler.dispatchMessage(Handler.java:99)
11月8日至一十四日:16:56.152:E / AndroidRuntime(2091):在android.os.Looper.loop(Looper.java:123)
11月8日至一十四日:16:56.152:E / AndroidRuntime(2091):在android.app.ActivityThread.main(ActivityThread.java:4627)
11月8日至一十四日:16:56.152:E / AndroidRuntime(2091):在java.lang.reflect.Method.invokeNative(本机方法)
11月8日至一十四日:16:56.152:E / AndroidRuntime(2091):在java.lang.reflect.Method.invoke(Method.java:521)
11月8日至一十四日:16:56.152:E / AndroidRuntime(2091):在com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:868)
11月8日至一十四日:16:56.152:E / AndroidRuntime(2091):在com.android.internal.os.ZygoteInit.main(ZygoteInit.java:626)
11月8日至一十四日:16:56.152:E / AndroidRuntime(2091):在dalvik.system.NativeStart.main(本机方法)
11月8日至一十四日:16:56.152:E / AndroidRuntime(2091):因:java.lang.StringIndexOutOfBoundsException
11月8日至一十四日:16:56.152:E / AndroidRuntime(2091):在java.lang.String.substring(String.java:1579)
11月8日至一十四日:16:56.152:E / AndroidRuntime(2091):在cx.opseng.PerfTOLD.Sms.onCreate(Sms.java:88)
11月8日至一十四日:16:56.152:E / AndroidRuntime(2091):在android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047)
11月8日至一十四日:16:56.152:E / AndroidRuntime(2091):在android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2627)
11月8日至一十四日:16:56.152:E / AndroidRuntime(2091):11 ...更多


解决方案

我做了这对我的作品的例子。

我曾与进步问题对话框不工作这是我使用的线程所造成的。

的Andr​​oidManifest.xml

 <表明包=com.mw.stackoverflow.example02
    安卓版code =1
    机器人:=的versionName1.0的xmlns:机器人=htt​​p://schemas.android.com/apk/res/android>    <用途-SDK
        安卓的minSdkVersion =10
        机器人:targetSdkVersion =15/>
    <使用许可权的android:NAME =android.permission.RECEIVE_SMS/>    <应用
        机器人:图标=@绘制/ ic_launcher
        机器人:标签=@字符串/ APP_NAME
        机器人:主题=@风格/ AppTheme>        <活动
            机器人:名字=。MainActivity
            机器人:标签=@字符串/ title_activity_main>
            &所述;意图滤光器>
                <作用机器人:名字=android.intent.action.MAIN/>                <类机器人:名字=android.intent.category.LAUNCHER/>
            &所述; /意图滤光器>
        < /活性GT;
    < /用途>< /清单>

MainActivity.java

 包com.mw.stackoverflow.example02;进口android.os.AsyncTask;
进口android.os.Bundle;
进口android.telephony.SmsMessage;
进口android.util.Log;
进口android.widget.TextView;
进口android.widget.Toast;
进口android.app.Activity;
进口android.app.ProgressDialog;
进口android.content.IntentFilter;公共类MainActivity扩展活动实现SmsUpdater
{
    私有静态最后弦乐TAG =MainActivity;    私人SmsReceiver mSmsReceiver;    私有类ExaminMessagesTask扩展的AsyncTask< SmsMessage,太虚,布尔>
    {
        ProgressDialog mProgressDialog;        @覆盖
        在preExecute保护无效()
        {
            super.on preExecute();            mProgressDialog =新ProgressDialog(MainActivity.this);
            mProgressDialog.setMessage(接收短信。);
            mProgressDialog.setIndeterminate(真);
            mProgressDialog.setCancelable(真);            mProgressDialog.show();
        }
        保护布尔doInBackground(SmsMessage ...消息)
        {
            如果(messages.length大于0)
            {
                Log.d(TAG显示进度对话框);            }            对于(SmsMessage玛:消息)
            {
                Log.d(TAG,收到的消息);
            }            诠释计数= 0;
            对于(SmsMessage消息:消息)
            {
                字符串NUM = msg.getOriginatingAddress();
                Log.d(TAG,NUM);                (+(计数++)处理信息)mProgressDialog.setTitle;                尝试
                {
                    视频下载(1000);
                }
                赶上(InterruptedException的E)
                {
                }
            }            返回true;
        }        保护无效onProgressUpdate(整数...进度)
        {        }        保护无效onPostExecute(布尔结果)
        {
            mProgressDialog.dismiss();
        }
    }    @覆盖
    公共无效的onCreate(捆绑savedInstanceState)
    {
        super.onCreate(savedInstanceState);
        的setContentView(R.layout.activity_main);        mSmsReceiver =新SmsReceiver(本);
    }    @覆盖
    保护无效onResume()
    {
        super.onResume();
        IntentFilter的过滤器=新的IntentFilter();
        filter.addAction(android.provider.Telephony.SMS_RECEIVED);
        registerReceiver(mSmsReceiver,过滤器);
    }    @覆盖
    公共无效的onPause()
    {
        super.onPause();
        unregisterReceiver(mSmsReceiver);
    }    @覆盖
    公共无效gotSms(最终​​SmsMessage [] M)
    {
        Log.d(TAG的onReceive,消息数:+ m.length);        runOnUiThread(新的Runnable()
        {
            公共无效的run()
            {
                Toast.makeText(MainActivity.this,收到短信,Toast.LENGTH_SHORT).show();                新ExaminMessagesTask()执行(米);
            }
        });
    }}

SmsReceiver.java

 包com.mw.stackoverflow.example02;进口android.os.Bundle;
进口android.app.Activity;
进口android.app.ProgressDialog;
进口android.content.BroadcastReceiver;
进口android.content.Context;
进口android.content.Intent;
进口android.util.Log;
进口android.view.Menu;
进口android.view.MenuItem;
进口android.support.v4.app.NavUtils;
进口android.telephony.SmsMessage;类SmsReceiver扩展广播接收器
{
    私有静态最后弦乐TAG =SMSREC;    私人SmsUpdater mSmsUpdater;    公共SmsReceiver(SmsUpdater U)
    {
        超();
        mSmsUpdater = U;
    }    公共无效的onReceive(上下文的背景下,意图意图)
    {
        Log.d(TAG的onReceive叫。);        捆绑包= intent.getExtras();        [对象]消息=(对象[])bundle.get(的PDU);
        SmsMessage [] =短信新SmsMessage [messages.length]
        对于(INT N = 0; N< messages.length; N ++)
        {
            短信[N] = SmsMessage.createFromPdu((字节[])消息[N]);
        }        mSmsUpdater.gotSms(SMS);
    }
}

SmsUpdater.java

 包com.mw.stackoverflow.example02;进口android.telephony.SmsMessage;公共接口Sms​​Updater
{
    无效gotSms(SmsMessage []米);
}

I would like to write an app to show a progress dialog while waiting to receive a SMS. When receiving SMS, the non-null TextView smsReceive is served as the condition to dismiss progress dialog. But it gets runtimeException. Could you show me what to change in the code.

package cx.opseng.PerfTOLD;

import android.app.Activity;
import android.app.ProgressDialog;
import android.os.Bundle;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.telephony.SmsManager;
import android.telephony.SmsMessage;
import android.util.Log;
import android.widget.TextView;

public class Sms extends Activity {
/** Called when the activity is first created. */

static TextView smsReceive;
static TextView smsReceiveChar;

@Override
protected void onCreate(Bundle savedInstanceState) 
{       
    super.onCreate(savedInstanceState);
    setContentView(R.layout.sms);

    Intent i = getIntent();
    // Receiving the Data
    String reg = i.getStringExtra("reg");
    String port = i.getStringExtra("port");

    String smsMessage = reg + port ;

    // Show SMS sent message on screen 
    TextView smsSend = (TextView) findViewById(R.id.smsSend);
    smsSend.setText(smsMessage);
    Log.i("smsSend",String.valueOf(smsSend.getText()));
    // Send SMS message
    SmsManager sm = SmsManager.getDefault();
    String number = "5556";
    sm.sendTextMessage(number, null, smsMessage, null, null);

    ProgressDialog dialog = new ProgressDialog(Sms.this);
    dialog.setMessage("working hard......");
    dialog.setIndeterminate(true);
    dialog.setCancelable(true);
    dialog.show();

    // Receive SMS message
    smsReceive = null;
    smsReceive = (TextView) findViewById(R.id.smsReceive);
    Log.i("smsReceive",smsReceive.getText().toString());
    if (smsReceive.getText().toString() != null) {
        Log.i("smsReceive",smsReceive.getText().toString());
        String smsChar = smsReceive.getText().toString();
        Integer smsChar2 = smsChar.length();
        String smsChar3 = Integer.toString(smsChar2);
        Log.i("smsReceive2",smsChar3);
        smsReceiveChar.setText(smsChar);
        smsReceiveChar = (TextView) findViewById(R.id.smsReceiveChar);
    }

    if (smsReceiveChar.getText().toString() .equals("Message")) {
        dialog.dismiss();
    }

}
public static void updateMessageBox(String msg)
{
    smsReceive.append(msg);
    smsReceiveChar.append(msg);
}    

}

public class SmsReceiver extends BroadcastReceiver{

public void onReceive(Context context, Intent intent)
{
    Bundle bundle=intent.getExtras();

    Object[] messages=(Object[])bundle.get("pdus");
    SmsMessage[] sms = new SmsMessage[messages.length];

    for(int n=0;n<messages.length;n++){
        sms[n]=SmsMessage.createFromPdu((byte[]) messages[n]);
    }

    for(SmsMessage msg:sms){
        String num = msg.getOriginatingAddress();
        Log.i("SMS sender",num);
        if (num.equals("15555215556")) {
        Sms.updateMessageBox("\nFrom: " + msg.getOriginatingAddress() + 
                "\n" + "Message: " + msg.getMessageBody() + "\n");              }
    }
}
}

The logcat is as follows:

08-14 11:16:56.152: E/AndroidRuntime(2091): FATAL EXCEPTION: main
08-14 11:16:56.152: E/AndroidRuntime(2091): java.lang.RuntimeException: Unable to start activity ComponentInfo{cx.opseng.PerfTOLD/cx.opseng.PerfTOLD.Sms}: java.lang.StringIndexOutOfBoundsException
08-14 11:16:56.152: E/AndroidRuntime(2091):     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2663)
08-14 11:16:56.152: E/AndroidRuntime(2091):     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2679)
08-14 11:16:56.152: E/AndroidRuntime(2091):     at android.app.ActivityThread.access$2300(ActivityThread.java:125)
08-14 11:16:56.152: E/AndroidRuntime(2091):     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2033)
08-14 11:16:56.152: E/AndroidRuntime(2091):     at android.os.Handler.dispatchMessage(Handler.java:99)
08-14 11:16:56.152: E/AndroidRuntime(2091):     at android.os.Looper.loop(Looper.java:123)
08-14 11:16:56.152: E/AndroidRuntime(2091):     at android.app.ActivityThread.main(ActivityThread.java:4627)
08-14 11:16:56.152: E/AndroidRuntime(2091):     at java.lang.reflect.Method.invokeNative(Native Method)
08-14 11:16:56.152: E/AndroidRuntime(2091):     at java.lang.reflect.Method.invoke(Method.java:521)
08-14 11:16:56.152: E/AndroidRuntime(2091):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:868)
08-14 11:16:56.152: E/AndroidRuntime(2091):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:626)
08-14 11:16:56.152: E/AndroidRuntime(2091):     at dalvik.system.NativeStart.main(Native Method)
08-14 11:16:56.152: E/AndroidRuntime(2091): Caused by: java.lang.StringIndexOutOfBoundsException
08-14 11:16:56.152: E/AndroidRuntime(2091):     at java.lang.String.substring(String.java:1579)
08-14 11:16:56.152: E/AndroidRuntime(2091):     at cx.opseng.PerfTOLD.Sms.onCreate(Sms.java:88)
08-14 11:16:56.152: E/AndroidRuntime(2091):     at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047)
08-14 11:16:56.152: E/AndroidRuntime(2091):     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2627)
08-14 11:16:56.152: E/AndroidRuntime(2091):     ... 11 more

解决方案

I made an example which works for me.

I had issues with the progress dialog not working which was caused by my use of threading.

AndroidManifest.xml:

<manifest package="com.mw.stackoverflow.example02"
    android:versionCode="1"
    android:versionName="1.0" xmlns:android="http://schemas.android.com/apk/res/android">

    <uses-sdk
        android:minSdkVersion="10"
        android:targetSdkVersion="15" />
    <uses-permission android:name="android.permission.RECEIVE_SMS"/>



    <application
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" >

        <activity
            android:name=".MainActivity"
            android:label="@string/title_activity_main" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>

MainActivity.java:

package com.mw.stackoverflow.example02;

import android.os.AsyncTask;
import android.os.Bundle;
import android.telephony.SmsMessage;
import android.util.Log;
import android.widget.TextView;
import android.widget.Toast;
import android.app.Activity;
import android.app.ProgressDialog;
import android.content.IntentFilter;

public class MainActivity extends Activity implements SmsUpdater
{
    private static final String TAG = "MainActivity";

    private SmsReceiver mSmsReceiver;

    private class ExaminMessagesTask extends AsyncTask<SmsMessage, Void, Boolean> 
    {
        ProgressDialog mProgressDialog;

        @Override
        protected void onPreExecute()
        {
            super.onPreExecute();

            mProgressDialog = new ProgressDialog(MainActivity.this);
            mProgressDialog.setMessage("Receiving SMS.");
            mProgressDialog.setIndeterminate(true);
            mProgressDialog.setCancelable(true);

            mProgressDialog.show();
        }


        protected Boolean doInBackground(SmsMessage... messages) 
        {
            if (messages.length > 0)
            {
                Log.d(TAG, "Showing progress dialog.");

            }

            for (SmsMessage m: messages)
            {
                Log.d(TAG, "Message received");
            }   

            int count = 0;
            for(SmsMessage msg:messages)
            {
                String num = msg.getOriginatingAddress();
                Log.d(TAG, num);

                mProgressDialog.setTitle("Processing message " + (count++));

                try 
                {
                    Thread.sleep(1000);
                }    
                catch (InterruptedException e) 
                {
                }
            }

            return true;
        }

        protected void onProgressUpdate(Integer... progress) 
        {

        }   

        protected void onPostExecute(Boolean result) 
        {
            mProgressDialog.dismiss();
        }
    }

    @Override
    public void onCreate(Bundle savedInstanceState) 
    {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        mSmsReceiver = new SmsReceiver(this);
    }

    @Override
    protected void onResume() 
    {
        super.onResume();
        IntentFilter filter = new IntentFilter();
        filter.addAction("android.provider.Telephony.SMS_RECEIVED");
        registerReceiver(mSmsReceiver, filter);
    }

    @Override
    public void onPause() 
    {
        super.onPause();
        unregisterReceiver(mSmsReceiver);
    }

    @Override
    public void gotSms(final SmsMessage[] m) 
    {
        Log.d(TAG, "OnReceive, number of messages: " + m.length);

        runOnUiThread(new Runnable() 
        {
            public void run() 
            {
                Toast.makeText(MainActivity.this, "SMS received", Toast.LENGTH_SHORT).show();

                new ExaminMessagesTask().execute(m);
            }   
        });
    }

}

SmsReceiver.java:

package com.mw.stackoverflow.example02;

import android.os.Bundle;
import android.app.Activity;
import android.app.ProgressDialog;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.support.v4.app.NavUtils;
import android.telephony.SmsMessage;

class SmsReceiver extends BroadcastReceiver
{
    private static final String TAG = "SMSREC";

    private SmsUpdater mSmsUpdater;

    public SmsReceiver(SmsUpdater u)
    {
        super();
        mSmsUpdater = u;
    }

    public void onReceive(Context context, Intent intent)
    {
        Log.d(TAG, "OnReceive called.");

        Bundle bundle=intent.getExtras();

        Object[] messages=(Object[])bundle.get("pdus");
        SmsMessage[] sms = new SmsMessage[messages.length];
        for(int n=0;n<messages.length;n++)
        {
            sms[n]=SmsMessage.createFromPdu((byte[]) messages[n]);
        }

        mSmsUpdater.gotSms(sms);
    }
}

SmsUpdater.java

package com.mw.stackoverflow.example02;

import android.telephony.SmsMessage;

public interface SmsUpdater 
{
    void gotSms(SmsMessage[] m);
}

这篇关于显示进度对话框,同时等待接收短信的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!

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