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Commit cd522256 authored by Svetoslav Ganov's avatar Svetoslav Ganov Committed by android-build-merger
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[DO NOT MERGE] Bring back overlay warning in permissions UI. am: 92d61dd6 am: 8fd7c428

am: 385ae0e0

* commit '385ae0e0':
  [DO NOT MERGE] Bring back overlay warning in permissions UI.

Change-Id: I31099952c886c9d1a9b543df2dc3a91843d6da40
parents 7a43bba3 385ae0e0
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+2 −2
Original line number Diff line number Diff line
@@ -91,14 +91,14 @@
                    android:text="@string/grant_dialog_button_deny" >
                </Button>

                <com.android.packageinstaller.permission.ui.SecureButtonView
                <Button
                    android:id="@+id/permission_allow_button"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    style="?android:attr/buttonBarButtonStyle"
                    android:layout_marginStart="8dip"
                    android:text="@string/grant_dialog_button_allow" >
                </com.android.packageinstaller.permission.ui.SecureButtonView>
                </Button>

            </LinearLayout>

+2 −1
Original line number Diff line number Diff line
@@ -29,7 +29,8 @@ public class OverlayTouchActivity extends Activity {

    @Override
    public boolean dispatchTouchEvent(MotionEvent event) {
        mObscuredTouch = (event.getFlags() & MotionEvent.FLAG_WINDOW_IS_OBSCURED) != 0;
        mObscuredTouch = (event.getFlags() & (MotionEvent.FLAG_WINDOW_IS_OBSCURED
                | MotionEvent.FLAG_WINDOW_IS_PARTIALLY_OBSCURED)) != 0;
        return super.dispatchTouchEvent(event);
    }

+0 −56
Original line number Diff line number Diff line
/*
 * 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;
    }
}