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我有兩個按鈕在同一個活動。每個按鈕都會調用RecognizerIntent來執行一些語音識別。如果麥克風圖標Image1和Image2被隱藏起來，或者如果說出正確的單詞，那麼我會試圖完成什麼。Android OnActivityResult setVisibility
public class Cooking extends Activity implements OnClickListener{
ListView lv;
static final int check = 1;
static final int checka = 2;
int counter_score;
int counter_score_b;
TextView txView;
MediaPlayer ourSong;
ImageView display,image1,image2;
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
counter_score=0;
counter_score_b=0;
setContentView(R.layout.cooking);
ImageView image1 = (ImageView) findViewById(R.id.image_1_wrong);
ImageView image2 = (ImageView) findViewById(R.id.image_2_wrong);
initialize();
}
private void initialize() {
// TODO Auto-generated method stub
lv = (ListView)findViewById(R.id.lvVoiceReturn);
txView = (TextView)findViewById(R.id.counter);
ImageView image1 = (ImageView) findViewById(R.id.image_1_wrong);
ImageView image2 = (ImageView) findViewById(R.id.image_2_wrong);
image1.setOnClickListener(this);
image2.setOnClickListener(this);
ActionBar actionBar = getActionBar();
actionBar.setDisplayHomeAsUpEnabled(false);
}
@Override
public void onClick(View v) {
if(v.getId() == R.id.IVimage_1_wrong){
Intent a = new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH);
a.putExtra(RecognizerIntent.EXTRA_LANGUAGE_MODEL, RecognizerIntent.LANGUAGE_MODEL_FREE_FORM);
a.putExtra(RecognizerIntent.EXTRA_MAX_RESULTS, 1);
a.putExtra(RecognizerIntent.EXTRA_PROMPT, "Speak");
startActivityForResult(a, checka);
}else if(v.getId() == R.id.IVimage_2_wrong){
Intent b = new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH);
b.putExtra(RecognizerIntent.EXTRA_LANGUAGE_MODEL, RecognizerIntent.LANGUAGE_MODEL_FREE_FORM);
b.putExtra(RecognizerIntent.EXTRA_MAX_RESULTS, 1);
b.putExtra(RecognizerIntent.EXTRA_PROMPT, "Speak.");
startActivityForResult(b, checkb);
}
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
// TODO Auto-generated method stub
if (requestCode == checka && resultCode == RESULT_OK){
ArrayList<String> results = data.getStringArrayListExtra(RecognizerIntent.EXTRA_RESULTS);
lv.setAdapter(new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, results));
if(results.contains("cooking")|| results.contains("yes really") || results.contains("disease")){
counter_score ++;
///////I though this would make ImageView Image1 not be visible
image1.setVisibility(View.GONE);}
ourSong = MediaPlayer.create(Cooking.this, R.raw.rightsound2);
ourSong.start();
AlertDialog dialogBuilder = new AlertDialog.Builder(this).create();
dialogBuilder.setTitle("Good");dialogBuilder.setMessage("Correct");
dialogBuilder.setIcon(R.drawable.ic_mark);
dialogBuilder.show();
Thread timer = new Thread(){
public void run(){
try{
sleep(2500);
}catch (InterruptedException e){
e.printStackTrace();
} finally {
}
}
};
timer.start();
}else{
lv.setAdapter(new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, results));
counter_score +=0;
counter_score_z +=0;
ourSong = MediaPlayer.create(Cooking.this, R.raw.wrongsound);
ourSong.start();
AlertDialog dialogBuilder = new AlertDialog.Builder(this).create();
dialogBuilder.setTitle("Oops");
dialogBuilder.setMessage("Error msg");
dialogBuilder.setIcon(R.drawable.ic_wrong);
dialogBuilder.setButton("Continue", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Intent openMovilTeacherApp = new Intent(Cooking.this, LetterEx.class);
startActivity(openMovilTeacherApp);
finish();
}
});
dialogBuilder.setButton2("Try again", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
// TODO Auto-generated method stub
dialog.dismiss();
}
});
dialogBuilder.show();
Thread timer = new Thread(){
public void run(){
try{
sleep(4000);
}catch (InterruptedException e){
e.printStackTrace();
} finally {
}
}
};
timer.start();
}
}
//////Delivering MAIL/////
if (requestCode == checkb && resultCode == RESULT_OK){
ArrayList<String> results = data.getStringArrayListExtra(RecognizerIntent.EXTRA_RESULTS);
lv.setAdapter(new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, results));
if(results.contains("delivering mail")|| results.contains("no not really") || results.contains("disease")){
counter_score ++ ;
///////// the next line was supposed to make the image2 no be visible, or gone
image2.setVisibility(View.GONE);}
counter_score_z +=1;
ourSong = MediaPlayer.create(Cooking.this, R.raw.rightsound2);
ourSong.start();
AlertDialog dialogBuilder = new AlertDialog.Builder(this).create();
dialogBuilder.setTitle("Good");dialogBuilder.setMessage("Correct");
dialogBuilder.setIcon(R.drawable.ic_mark);
dialogBuilder.show();
Thread timer = new Thread(){
public void run(){
try{
sleep(2500);
}catch (InterruptedException e){
e.printStackTrace();
} finally {
Intent nextAct2 = new Intent(Cooking.this, LetterEx.class);
startActivity(nextAct2);
finish();
}
}
};
timer.start();
}else{
lv.setAdapter(new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, results));
counter_score +=0;
txView.setId(0);
counter_score_z +=0;
ourSong = MediaPlayer.create(Cooking.this, R.raw.wrongsound);
ourSong.start();
AlertDialog dialogBuilder = new AlertDialog.Builder(this).create();
dialogBuilder.setTitle("Oops,");
dialogBuilder.setMessage("Error Msg");
dialogBuilder.setIcon(R.drawable.ic_wrong);
dialogBuilder.setButton("Continuar", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Intent openMovilTeacherApp = new Intent(Cooking.this, LetterEx.class);
startActivity(openMovilTeacherApp);
finish();
}
});
dialogBuilder.setButton2("Try again", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
// TODO Auto-generated method stub
dialog.dismiss();
}
});
dialogBuilder.show();
Thread timer = new Thread(){
public void run(){
try{
sleep(4000);
}catch (InterruptedException e){
e.printStackTrace();
} finally {
}
}
};
timer.start();
}
}
super.onActivityResult(requestCode, resultCode, data);
}
}
我cooking.xml
<ImageView android:src="@drawable/small_right_blue_mic"
android:id="@+id/image_1_wrong"
android:layout_width="68dp"
android:layout_height="68dp"
android:layout_marginLeft="-150dp"
android:layout_marginTop="15dp"
android:visibility="invisible"/>
<ImageView android:src="@drawable/small_right_blue_mic"
android:id="@+id/image_2_wrong"
android:layout_width="52dp"
android:layout_height="59dp"
android:layout_marginLeft="-0dp"
android:layout_marginTop="25dp"
android:visibility="visible"/>
錯誤日誌
08-29 17:15:54.600: E/AndroidRuntime(1953): FATAL EXCEPTION: main
08-29 17:15:54.600: E/AndroidRuntime(1953): java.lang.RuntimeException: Failure delivering result ResultInfo{who=null, request=222, result=-1, data=Intent { (has extras) }} to activity {com.testapp.app/com.testapp.app.Cooking}: java.lang.NullPointerException
錯誤日誌的下一行是發生異常的代碼行號。 –
hmm ..ok thnx會看看.. – user1446988
哈哈耶...錯誤是在線353，這是這條線..image1.setVisibility（View.GONE）; 所以我想你不能在OnActivityResult上設置可見性？ – user1446988