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这是我的logcat给我的错误。我知道它与我的editText有关，但我不确定是什么。我希望它的一个愚蠢的错误，可以快速和容易地修复，所以我可以继续工作尽快。帮我，如果你可以Stackoverflow谢谢！不知道如何理解logcat告诉我的是错误
<?xml version="1.0" encoding="utf-8"?>
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent" >
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="vertical" >
<RelativeLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content" >
<TextView
android:id="@+id/contacts"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_marginBottom="10dp"
android:gravity="center"
android:paddingBottom="10dp"
android:paddingLeft="10dp"
android:paddingTop="10dp"
android:text="@string/contacts"
android:textAppearance="?android:attr/textAppearanceLarge"
android:textColor="#fff" /> <!-- android:background="@drawable/header" for header background -->
<Button
android:id="@+id/contactsButton"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentRight="true"
android:layout_alignParentTop="true"
android:text="@string/contacts" />
</RelativeLayout>
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="@string/enter_contact"
android:textAppearance="?android:attr/textAppearanceMedium" />
<AutoCompleteTextView
android:id="@+id/contactnumber"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:hint="@string/to" >
<requestFocus />
</AutoCompleteTextView>
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="@string/message_to_send"
android:textAppearance="?android:attr/textAppearanceMedium" />
<EditText
android:id="@+id/invite_text"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="@string/message_join" />
<Button
android:id="@+id/sendtxt"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:onClick="doLaunchContactPicker"
android:text="@string/send_txt" />
</LinearLayout>
</ScrollView>
这是一个运行它的类：只有当程序运行
02-25 16:30:19.417: E/AndroidRuntime(15259): FATAL EXCEPTION: main
02-25 16:30:19.417: E/AndroidRuntime(15259): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.Wicker/com.Wicker.InviteSMS}: java.lang.ClassCastException: android.widget.EditText
02-25 16:30:19.417: E/AndroidRuntime(15259): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1816)
02-25 16:30:19.417: E/AndroidRuntime(15259): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1837)
02-25 16:30:19.417: E/AndroidRuntime(15259): at android.app.ActivityThread.access$1500(ActivityThread.java:132)
02-25 16:30:19.417: E/AndroidRuntime(15259): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1033)
02-25 16:30:19.417: E/AndroidRuntime(15259): at android.os.Handler.dispatchMessage(Handler.java:99)
02-25 16:30:19.417: E/AndroidRuntime(15259): at android.os.Looper.loop(Looper.java:143)
02-25 16:30:19.417: E/AndroidRuntime(15259): at android.app.ActivityThread.main(ActivityThread.java:4196)
02-25 16:30:19.417: E/AndroidRuntime(15259): at java.lang.reflect.Method.invokeNative(Native Method)
02-25 16:30:19.417: E/AndroidRuntime(15259): at java.lang.reflect.Method.invoke(Method.java:507)
02-25 16:30:19.417: E/AndroidRuntime(15259): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:839)
02-25 16:30:19.417: E/AndroidRuntime(15259): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:597)
02-25 16:30:19.417: E/AndroidRuntime(15259): at dalvik.system.NativeStart.main(Native Method)
02-25 16:30:19.417: E/AndroidRuntime(15259): Caused by: java.lang.ClassCastException: android.widget.EditText
02-25 16:30:19.417: E/AndroidRuntime(15259): at com.Wicker.InviteSMS.onCreate(InviteSMS.java:48)
02-25 16:30:19.417: E/AndroidRuntime(15259): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1093)
02-25 16:30:19.417: E/AndroidRuntime(15259): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1780)
02-25 16:30:19.417: E/AndroidRuntime(15259): ... 11 more
这是我的xml文件时
错误。
public class InviteSMS extends Activity {
private static final int CONTACT_PICKER_RESULT = 1001;
private static final String DEBUG_TAG = null;
private SimpleAdapter mAdapter;
Button btnSendSMS;
AutoCompleteTextView txtPhoneNo;
Button Attachment;
Button contactsbutton;
Button gallery;
EditText txtMessage;
Context context = this;
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.invite_text);
btnSendSMS = (Button) findViewById(R.id.sendtxt);
txtPhoneNo = (AutoCompleteTextView) findViewById(R.id.contactnumber);
txtMessage = (EditText) findViewById(R.id.invite_text);
contactsbutton = (Button) findViewById(R.id.contactsButton);
txtPhoneNo.setAdapter(mAdapter);
btnSendSMS.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
String phoneNo = txtPhoneNo.getText().toString();
String message = txtMessage.getText().toString();
if (phoneNo.length() > 0 && message.length() > 0)
sendSMS(phoneNo, message);
else
Toast.makeText(getBaseContext(),
"Please enter both phone number and message.",
Toast.LENGTH_SHORT).show();
}
});
contactsbutton.setOnClickListener(new View.OnClickListener() {
public void onClick(View view) {
Intent contactPickerIntent = new Intent(Intent.ACTION_PICK,
Contacts.CONTENT_URI);
startActivityForResult(contactPickerIntent,
CONTACT_PICKER_RESULT);
}
});
}
private void sendSMS(String phoneNumber, String message) {
PendingIntent pi = PendingIntent.getActivity(this, 0, new Intent(this,
InviteSMS.class), 0);
String SENT = "SMS_SENT";
String DELIVERED = "SMS_DELIVERED";
PendingIntent sentPI = PendingIntent.getBroadcast(this, 0, new Intent(
SENT), 0);
PendingIntent deliveredPI = PendingIntent.getBroadcast(this, 0,
new Intent(DELIVERED), 0);
registerReceiver(new BroadcastReceiver() {
@Override
public void onReceive(Context arg0, Intent arg1) {
switch (getResultCode()) {
case Activity.RESULT_OK:
Toast.makeText(getBaseContext(), "SMS sent",
Toast.LENGTH_SHORT).show();
break;
case SmsManager.RESULT_ERROR_GENERIC_FAILURE:
Toast.makeText(getBaseContext(), "Generic failure",
Toast.LENGTH_SHORT).show();
break;
case SmsManager.RESULT_ERROR_NO_SERVICE:
Toast.makeText(getBaseContext(), "No service",
Toast.LENGTH_SHORT).show();
break;
case SmsManager.RESULT_ERROR_NULL_PDU:
Toast.makeText(getBaseContext(), "Null PDU",
Toast.LENGTH_SHORT).show();
break;
case SmsManager.RESULT_ERROR_RADIO_OFF:
Toast.makeText(getBaseContext(), "Radio off",
Toast.LENGTH_SHORT).show();
break;
}
}
}, new IntentFilter(SENT));
// ---when the SMS has been delivered---
registerReceiver(new BroadcastReceiver() {
@Override
public void onReceive(Context arg0, Intent arg1) {
switch (getResultCode()) {
case Activity.RESULT_OK:
Toast.makeText(getBaseContext(), "SMS delivered",
Toast.LENGTH_SHORT).show();
break;
case Activity.RESULT_CANCELED:
Toast.makeText(getBaseContext(), "SMS not delivered",
Toast.LENGTH_SHORT).show();
break;
}
}
}, new IntentFilter(DELIVERED));
SmsManager sms = SmsManager.getDefault();
sms.sendTextMessage(phoneNumber, null, message, sentPI, deliveredPI);
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if (resultCode == RESULT_OK) {
switch (requestCode) {
case CONTACT_PICKER_RESULT:
Cursor cursor = null;
String phone = "";
try {
Bundle extras = data.getExtras();
Set<String> keys = extras.keySet();
Iterator<String> iterate = keys.iterator();
while (iterate.hasNext()) {
String key = iterate.next();
Log.v(DEBUG_TAG, key + "[" + extras.get(key) + "]");
}
Uri result = data.getData();
Log.v(DEBUG_TAG,
"Got a contact result: " + result.toString());
// get the contact id from the Uri
String id = result.getLastPathSegment();
cursor = getContentResolver().query(Phone.CONTENT_URI,
null, Phone.CONTACT_ID + "=?", new String[] { id },
null);
int phoneIdx = cursor.getColumnIndex(Phone.DATA);
if (cursor.moveToFirst()) {
phone = cursor.getString(phoneIdx);
Log.v(DEBUG_TAG, "Got Contact: " + phone);
} else {
Log.w(DEBUG_TAG, "No results");
}
} catch (Exception e) {
Log.e(DEBUG_TAG, "Failed to get phone data", e);
} finally {
if (cursor != null) {
cursor.close();
}
EditText phoneEntry = (EditText) findViewById(R.id.invite_text);
phoneEntry.setText(phone);
if (phone.length() == 0) {
Toast.makeText(this,
"No Phone Number found for contact.",
Toast.LENGTH_LONG).show();
}
}
break;
}
} else {
Log.w(DEBUG_TAG, "Warning: activity result not ok");
}
}
}
代码应起到的短信应用。 – 2012-02-25 21:56:58