Android4.0 状态栏添加屏幕锁定按钮

最新推荐文章于 2024-04-28 01:43:09 发布

WinCao90

最新推荐文章于 2024-04-28 01:43:09 发布

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分类专栏： Android

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1>frameworks\base\packages\SystemUI\res\layout-sw600dp\status_bar.xml：

<com.android.systemui.statusbar.policy.KeyButtonView
android:id="@+id/sysbar_screenrotate"
android:layout_width="80dip"
android:layout_height="match_parent"
android:src="@drawable/ic_sysbar_rotate"
systemui:glowBackground="@drawable/ic_sysbar_highlight" />
android:visibility="visible"

2>frameworks\base\packages\SystemUI\src\com\android\systemui\statusbar\tablet\TabletStatusBar.java：

import android.content.ServiceConnection;
import android.content.ComponentName;
import android.os.Messenger;
import android.util.Log;
import android.os.ServiceManager;
import android.view.Surface;
import android.view.IWindowManager;//cao
import android.provider.Settings;
import android.database.ContentObserver;
import android.content.ContentResolver;

public static boolean AUTO_ROTATE = true; //cao
public static final String TAG = "TabletStatusBar";

View mRecentButton;
View mScreenRotate;//cao

private ContentObserver mScreenRotationObserver = new ContentObserver(new Handler()) {
@Override
public void onChange(boolean selfChange) {
onScreenRotateChanged();
}
};
public void onScreenRotateChanged() {
final Context context = mContext;
ContentResolver resolver = mContext.getContentResolver();
Slog.d(TAG, "onScreenRotateChanged-------------");
if (Settings.System.getInt(resolver,Settings.System.ACCELEROMETER_ROTATION, 0) != 0) {
AUTO_ROTATE=true;
((ImageView)mScreenRotate).setImageResource(R.drawable.ic_sysbar_rotate);
} else {
((ImageView)mScreenRotate).setImageResource(R.drawable.ic_sysbar_rotate_lock);
AUTO_ROTATE=false;
}
}

protected View makeStatusBarView() {

//cao 20121228
ContentResolver resolver = mContext.getContentResolver();
resolver.registerContentObserver(
Settings.System.getUriFor(Settings.System.ACCELEROMETER_ROTATION), true,
mScreenRotationObserver);

mScreenRotate = mNavigationArea.findViewById(R.id.sysbar_screenrotate);
//set rotate icon
if (Settings.System.getInt(resolver,Settings.System.ACCELEROMETER_ROTATION, 0) == 0)
((ImageView)mScreenRotate).setImageResource(R.drawable.ic_sysbar_rotate_lock);
mScreenRotate.setOnClickListener(mOnClickListener);

private View.OnClickListener mOnClickListener = new View.OnClickListener() {
public void onClick(View v) {

else if (v == mScreenRotate) {
//mScreenRotate.setBackgroundResource(R.drawable.ic_sysbar_highlight);
onClickScreenRotateButton();
//cao start
}

public void onClickScreenRotateButton() {
Slog.d(TAG, "onClickScreenRotateButton-------------");
try {
IWindowManager wm = IWindowManager.Stub.asInterface(
ServiceManager.getService(Context.WINDOW_SERVICE));
if (!AUTO_ROTATE) {
((ImageView)mScreenRotate).setImageResource(R.drawable.ic_sysbar_rotate);
wm.thawRotation();
} else {
((ImageView)mScreenRotate).setImageResource(R.drawable.ic_sysbar_rotate_lock);
//wm.freezeRotation(Surface.ROTATION_0);//锁定为0方向
wm.freezeRotation(wm.getRotation());//锁定为当前方向
}
} catch (RemoteException exc) {
Log.w(TAG, "Unable to save auto-rotate setting");}
}