lock Orientation - Android User Interface

Android examples for User Interface:Screen Orientation

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Description

lock Orientation

Demo Code


//package com.java2s;
import android.app.Activity;
import android.content.pm.ActivityInfo;
import android.content.res.Configuration;

public class Main {
    public static void lockOrientation(Activity activity) {

        switch (activity.getResources().getConfiguration().orientation) {
        case Configuration.ORIENTATION_PORTRAIT:
            if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.FROYO) {
                activity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
            } else {
                int rotation = activity.getWindowManager()
                        .getDefaultDisplay().getRotation();
                if (rotation == android.view.Surface.ROTATION_90
                        || rotation == android.view.Surface.ROTATION_180) {
                    activity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT);
                } else {
                    activity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
                }/*  www .jav a 2 s.c om*/
            }
            break;

        case Configuration.ORIENTATION_LANDSCAPE:
            if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.FROYO) {
                activity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
            } else {
                int rotation = activity.getWindowManager()
                        .getDefaultDisplay().getRotation();
                if (rotation == android.view.Surface.ROTATION_0
                        || rotation == android.view.Surface.ROTATION_90) {
                    activity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
                } else {
                    activity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE);
                }
            }
            break;
        }

    }
}

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