当我尝试使用模拟器运行我的应用程序时,我收到标题建议的错误。控制台说一切顺利,logcat什么也没显示。以下是我的Android Manifest。 signIn是在启动时应该打开的类。
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.LoneLightning.app"
android:versionCode="1"
android:versionName="1.0" >
<uses-sdk
android:minSdkVersion="9"
android:targetSdkVersion="19" />
<application
android:allowBackup="true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<activity android:name="com.LoneLightning.app.SignIn"
android:label="@string/app_name">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity
android:name="com.LoneLightning.app.MainMenu"
android:label="MainMenu" >
</activity>
<activity
android:name="com.LoneLightning.app.LevelOne"
android:label="LevelOne" >
</activity>
<activity
android:name="com.LoneLightning.orangedot.Leaderboard"
android:label="Leaderboard" >
</activity>
</application>
SignIn.java让你很好奇
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import com.google.example.games.basegameutils.BaseGameActivity;
public class SignIn extends BaseGameActivity
implements View.OnClickListener{
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.sign_in_layout);
findViewById(R.id.sign_in_button).setOnClickListener((OnClickListener) this);
findViewById(R.id.sign_out_button).setOnClickListener((OnClickListener) this);
}
@Override
public void onClick(View view) {
if (view.getId() == R.id.sign_in_button) {
// start the asynchronous sign in flow
beginUserInitiatedSignIn();
}
else if (view.getId() == R.id.sign_out_button) {
// sign out.
signOut();
// show sign-in button, hide the sign-out button
findViewById(R.id.sign_in_button).setVisibility(View.VISIBLE);
findViewById(R.id.sign_out_button).setVisibility(View.GONE);
}
}
@Override
public void onSignInFailed() {
findViewById(R.id.textView1).setVisibility(View.VISIBLE);
}
public void onSignInSucceeded() {
// show sign-out button, hide the sign-in button
findViewById(R.id.sign_in_button).setVisibility(View.GONE);
findViewById(R.id.sign_out_button).setVisibility(View.VISIBLE);
Intent intent = new Intent(this, MainMenu.class);
startActivity(intent);
// (your code here: update UI, enable functionality that depends on sign in, etc)
}
}