Activity的成员变量

// set by the thread after the constructor and before onCreate(Bundle savedInstanceState) is called.
private Instrumentation mInstrumentation;
private IBinder mToken;
private int mIdent;
/*package*/ String mEmbeddedID;
private Application mApplication;
/*package*/ Intent mIntent;
/*package*/ String mReferrer;
private ComponentName mComponent;
/*package*/ ActivityInfo mActivityInfo;
/*package*/ ActivityThread mMainThread;
Activity mParent;
boolean mCalled;
/*package*/ boolean mResumed;
private boolean mStopped;
boolean mFinished;
boolean mStartedActivity;
private boolean mDestroyed;
private boolean mDoReportFullyDrawn = true;
/** true if the activity is going through a transient pause */
/*package*/ boolean mTemporaryPause = false;
/** true if the activity is being destroyed in order to recreate it with a new configuration */
/*package*/ boolean mChangingConfigurations = false;
/*package*/ int mConfigChangeFlags;
/*package*/ Configuration mCurrentConfig;
private SearchManager mSearchManager;
private MenuInflater mMenuInflater;

private Window mWindow;

private WindowManager mWindowManager;
/*package*/ View mDecor = null;
/*package*/ boolean mWindowAdded = false;
/*package*/ boolean mVisibleFromServer = false;
/*package*/ boolean mVisibleFromClient = true;
/*package*/ ActionBar mActionBar = null;
private boolean mEnableDefaultActionBarUp;

private VoiceInteractor mVoiceInteractor;

private CharSequence mTitle;
private int mTitleColor = 0;

// we must have a handler before the FragmentController is constructed
final Handler mHandler = new Handler();
final FragmentController mFragments = FragmentController.createController(new HostCallbacks());

// Most recent call to requestVisibleBehind().
boolean mVisibleBehind;

private static final class ManagedCursor {
    ManagedCursor(Cursor cursor) {
        mCursor = cursor;
        mReleased = false;
        mUpdated = false;
    }

    private final Cursor mCursor;
    private boolean mReleased;
    private boolean mUpdated;
}
private final ArrayList<ManagedCursor> mManagedCursors =
    new ArrayList<ManagedCursor>();

// protected by synchronized (this)
int mResultCode = RESULT_CANCELED;
Intent mResultData = null;

private TranslucentConversionListener mTranslucentCallback;
private boolean mChangeCanvasToTranslucent;

private SearchEvent mSearchEvent;

private boolean mTitleReady = false;
private int mActionModeTypeStarting = ActionMode.TYPE_PRIMARY;

private int mDefaultKeyMode = DEFAULT_KEYS_DISABLE;
private SpannableStringBuilder mDefaultKeySsb = null;

protected static final int[] FOCUSED_STATE_SET = {com.android.internal.R.attr.state_focused};

@SuppressWarnings("unused")
private final Object mInstanceTracker = StrictMode.trackActivity(this);

private Thread mUiThread;

ActivityTransitionState mActivityTransitionState = new ActivityTransitionState();
SharedElementCallback mEnterTransitionListener = SharedElementCallback.NULL_CALLBACK;
SharedElementCallback mExitTransitionListener = SharedElementCallback.NULL_CALLBACK;