set Background While Retaining Padding - Android User Interface

Android examples for User Interface:View Position

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Description

set Background While Retaining Padding

Demo Code


//package com.java2s;

import android.os.Build;
import android.support.annotation.DrawableRes;
import android.support.annotation.NonNull;

import android.view.View;

public class Main {
    /**/*from  w w w  . j  a  va  2s.  c  o  m*/
     * In older version of android (< 5.0), setting certain background drawable (mainly layer-lists) will cause view's
     * padding to reset. So we need to explicitly remember and restore those paddings
     *
     * https://code.google.com/p/android/issues/detail?id=27235
     *
     * @param view          The view whose background will be set
     * @param backgroundRes The drawable resource id for the background
     */
    public static void setBackgroundWhileRetainingPadding(
            @NonNull View view, @DrawableRes int backgroundRes) {
        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
            int paddingTop = view.getPaddingTop();
            int paddingLeft = view.getPaddingLeft();
            int paddingRight = view.getPaddingRight();
            int paddingBottom = view.getPaddingBottom();
            view.setBackgroundResource(backgroundRes);
            view.setPadding(paddingLeft, paddingTop, paddingRight,
                    paddingBottom);
        } else {
            view.setBackgroundResource(backgroundRes);
        }
    }
}

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