get Accent color from OS, impl on Search Activity

import android.content.Intent;

import android.content.ServiceConnection;

import android.database.Cursor;

import android.graphics.drawable.ColorDrawable;

import android.media.AudioManager;

import android.os.Build;

import android.os.Bundle;

import android.os.Handler;

import android.os.IBinder;

import android.provider.BaseColumns;

import android.provider.MediaStore;

import android.support.annotation.ColorInt;

import android.support.v4.app.FragmentActivity;

import android.support.v4.app.LoaderManager.LoaderCallbacks;

import android.support.v4.content.Loader;

import android.support.v7.view.ContextThemeWrapper;

import android.text.TextUtils;

import android.util.Log;

import android.util.TypedValue;

import android.view.Menu;

import android.view.MenuItem;

import android.view.MotionEvent;

import android.view.View;

import android.view.Window;

import android.view.WindowManager;

import android.view.inputmethod.InputMethodManager;

import android.widget.AbsListView;

import android.widget.AbsListView.OnScrollListener;

            // Start the loader for the search history

            getSupportLoaderManager().initLoader(HISTORY_LOADER, null, mSearchHistoryCallback);

        }

        actionBar.setBackgroundDrawable(new ColorDrawable(fetchAccentColor(this)));

    }

    /**

        hideInputManager();

        return false;

    }

    /*

     * get Accent color from OS

     * */

    private int fetchAccentColor(Context context) {

        TypedValue typedValue = new TypedValue();

        ContextThemeWrapper contextThemeWrapper = new ContextThemeWrapper(this,

                android.R.style.Theme_DeviceDefault);

        contextThemeWrapper.getTheme().resolveAttribute(android.R.attr.colorAccent,

                typedValue, true);

        int color_accent = typedValue.data;

        Log.e("TAG", "accent Colour  #"+Integer.toHexString(color_accent));

        //change toolbar color

//        getSupportActionBar().setBackgroundDrawable(

//              new ColorDrawable(color_accent));

//

        //change status bar color

        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {

            Window window = getWindow();

            window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);

            window.setStatusBarColor(darkenColor(color_accent));

        }

        return color_accent;

    }

    @ColorInt

    int darkenColor(@ColorInt int color) {

        float[] hsv = new float[3];

        android.graphics.Color.colorToHSV(color, hsv);

        hsv[2] *= 0.8f;

        return android.graphics.Color.HSVToColor(hsv);

    }

}