Java tutorial
//package com.java2s; import android.content.res.ColorStateList; import android.graphics.drawable.ColorDrawable; import android.graphics.drawable.Drawable; import android.graphics.drawable.RippleDrawable; import android.graphics.drawable.StateListDrawable; import android.os.Build; import android.view.View; public class Main { public static Drawable createRippleDrawable(final View v, final int color) { return createRippleDrawable(v, color, null); } public static Drawable createRippleDrawable(final View v, final int color, int drawableResource) { return createRippleDrawable(v, color, v.getContext().getResources().getDrawable(drawableResource)); } public static Drawable createRippleDrawable(final View v, final int color, Drawable pressed) { Drawable drawable = v.getBackground(); if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) { if (drawable instanceof RippleDrawable) { drawable = ((RippleDrawable) drawable).getDrawable(0); RippleDrawable rippleDrawable = new RippleDrawable(new ColorStateList( new int[][] { new int[] { android.R.attr.state_pressed }, new int[] { 0 } }, new int[] { color, 0 }), drawable, null); return rippleDrawable; } else { if (drawable == null) { drawable = new ColorDrawable(0); v.setBackground(drawable); RippleDrawable rippleDrawable = new RippleDrawable(new ColorStateList( new int[][] { new int[] { android.R.attr.state_pressed }, new int[] { 0 } }, new int[] { color, 0 }), drawable, new ColorDrawable(0xffffffff)); return rippleDrawable; } else { RippleDrawable rippleDrawable = new RippleDrawable(new ColorStateList( new int[][] { new int[] { android.R.attr.state_pressed }, new int[] { 0 } }, new int[] { color, 0 }), drawable, null); return rippleDrawable; } } } else { if (drawable == null) { drawable = new ColorDrawable(color); } if (pressed == null) { pressed = drawable; } StateListDrawable sld = new StateListDrawable(); sld.addState(new int[] { android.R.attr.state_pressed, }, pressed); if (v.getBackground() != null) { sld.addState(new int[] { 0, }, drawable); } return sld; } } }