Matt Pietal | a635bd1 | 2020-02-03 13:36:18 -0500 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2020 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package com.android.systemui.controls.ui |
| 18 | |
Matt Pietal | b582b69 | 2020-02-14 19:37:57 -0500 | [diff] [blame] | 19 | /** |
| 20 | * All controls need to respond to changes in state and handle user-generated events. |
| 21 | * Implementations of this interface provide these different means by adding their own |
| 22 | * event handlers, and will update the control ui as they see fit. |
| 23 | */ |
Matt Pietal | a635bd1 | 2020-02-03 13:36:18 -0500 | [diff] [blame] | 24 | interface Behavior { |
Matt Pietal | b582b69 | 2020-02-14 19:37:57 -0500 | [diff] [blame] | 25 | |
| 26 | /** |
| 27 | * Only called once per instance |
| 28 | */ |
| 29 | fun initialize(cvh: ControlViewHolder) |
| 30 | |
| 31 | /** |
| 32 | * Will be invoked on every update provided to the Control |
| 33 | */ |
| 34 | fun bind(cws: ControlWithState) |
Matt Pietal | a635bd1 | 2020-02-03 13:36:18 -0500 | [diff] [blame] | 35 | } |