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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /mobile/android/base/java/org/mozilla/gecko/util/ViewUtil.java | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'mobile/android/base/java/org/mozilla/gecko/util/ViewUtil.java')
-rw-r--r-- | mobile/android/base/java/org/mozilla/gecko/util/ViewUtil.java | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/mobile/android/base/java/org/mozilla/gecko/util/ViewUtil.java b/mobile/android/base/java/org/mozilla/gecko/util/ViewUtil.java new file mode 100644 index 000000000..180e821e7 --- /dev/null +++ b/mobile/android/base/java/org/mozilla/gecko/util/ViewUtil.java @@ -0,0 +1,33 @@ +/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*- + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ +package org.mozilla.gecko.util; + +import android.content.res.TypedArray; +import android.view.View; + +import org.mozilla.gecko.AppConstants; +import org.mozilla.gecko.R; + +public class ViewUtil { + + /** + * Enable a circular touch ripple for a given view. This is intended for borderless views, + * such as (3-dot) menu buttons. + * + * Because of platform limitations a square ripple is used on Android 4. + */ + public static void enableTouchRipple(View view) { + final TypedArray backgroundDrawableArray; + if (AppConstants.Versions.feature21Plus) { + backgroundDrawableArray = view.getContext().obtainStyledAttributes(new int[] { R.attr.selectableItemBackgroundBorderless }); + } else { + backgroundDrawableArray = view.getContext().obtainStyledAttributes(new int[] { R.attr.selectableItemBackground }); + } + + // This call is deprecated, but the replacement setBackground(Drawable) isn't available + // until API 16. + view.setBackgroundDrawable(backgroundDrawableArray.getDrawable(0)); + } +} |