diff options
Diffstat (limited to 'src/com/android/packageinstaller/permission/ui/SecureButtonView.java')
-rw-r--r-- | src/com/android/packageinstaller/permission/ui/SecureButtonView.java | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/src/com/android/packageinstaller/permission/ui/SecureButtonView.java b/src/com/android/packageinstaller/permission/ui/SecureButtonView.java deleted file mode 100644 index 624744e5..00000000 --- a/src/com/android/packageinstaller/permission/ui/SecureButtonView.java +++ /dev/null @@ -1,56 +0,0 @@ -/* - * Copyright (C) 2016 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package com.android.packageinstaller.permission.ui; - -import android.content.Context; -import android.util.AttributeSet; -import android.view.MotionEvent; -import android.widget.Button; - -/** - * Extension of Button that uses the hidden MotionEvent flag for partially obscured windows to - * prevent tapjacking attacks. - */ -public class SecureButtonView extends Button { - - public SecureButtonView(Context context) { - this(context, null); - } - - public SecureButtonView(Context context, AttributeSet attrs) { - this(context, attrs, 0); - } - - public SecureButtonView(Context context, AttributeSet attrs, int defStyleAttr) { - this(context, attrs, defStyleAttr, 0); - } - - public SecureButtonView(Context context, AttributeSet attrs, int defStyleAttr, - int defStyleRes) { - super(context, attrs, defStyleAttr, defStyleRes); - } - - @Override - public boolean onFilterTouchEventForSecurity(MotionEvent event) { - if ((event.getFlags() & MotionEvent.FLAG_WINDOW_IS_OBSCURED) != 0 - || (event.getFlags() & MotionEvent.FLAG_WINDOW_IS_PARTIALLY_OBSCURED) != 0) { - // Window is obscured, drop this touch. - return false; - } - return true; - } -} |