| /** |
| * Copyright (c) 2020, 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 android.os; |
| |
| |
| /** |
| * Touch occlusion modes: These modes represent how windows are taken into |
| * consideration in order to decide whether to block obscured touches or |
| * not. |
| * |
| * @hide |
| */ |
| @Backing(type="int") |
| enum TouchOcclusionMode { |
| /** |
| * Touches that pass through this window will be blocked if they are |
| * consumed by a different UID and this window is not trusted. |
| */ |
| BLOCK_UNTRUSTED, |
| |
| /** |
| * The window's opacity will be taken into consideration for touch |
| * occlusion rules if the touch passes through it and the window is not |
| * trusted. |
| */ |
| USE_OPACITY, |
| |
| /** |
| * The window won't count for touch occlusion rules if the touch passes |
| * through it. |
| */ |
| ALLOW |
| } |