| /* |
| * Copyright 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 androidx.wear.complications.provider.samples |
| |
| import android.content.ComponentName |
| import android.os.Handler |
| import android.os.Looper |
| import androidx.wear.complications.ComplicationProviderService |
| import androidx.wear.complications.ProviderUpdateRequester |
| import androidx.wear.complications.data.ComplicationType |
| import androidx.wear.complications.data.LongTextComplicationData |
| import androidx.wear.complications.data.ShortTextComplicationData |
| |
| const val UPDATE_CADEANCE_MS = 10000L |
| |
| var counter = 0 |
| var updateRequester: ProviderUpdateRequester? = null |
| |
| /** Example where we push updates to a counter every 10 seconds. */ |
| class BackgroundProviderService : ComplicationProviderService() { |
| |
| private val handler = Handler(Looper.getMainLooper()) |
| |
| override fun onCreate() { |
| if (updateRequester == null) { |
| updateRequester = ProviderUpdateRequester( |
| this, |
| ComponentName(this, BackgroundProviderService::class.java) |
| ) |
| } |
| } |
| |
| override fun onComplicationActivated(complicationId: Int, type: Int) { |
| // Start requesting background updates. |
| backgroundUpdate() |
| } |
| |
| private fun backgroundUpdate() { |
| counter++ |
| updateRequester?.requestUpdateAll() |
| handler.postDelayed(this::backgroundUpdate, UPDATE_CADEANCE_MS) |
| } |
| |
| override fun onComplicationUpdate( |
| complicationId: Int, |
| type: ComplicationType, |
| callback: ComplicationUpdateCallback |
| ) { |
| callback.onUpdateComplication( |
| when (type) { |
| ComplicationType.SHORT_TEXT -> |
| ShortTextComplicationData.Builder(plainText("# $counter")).build() |
| |
| ComplicationType.LONG_TEXT -> |
| LongTextComplicationData.Builder(plainText("Count $counter")).build() |
| |
| else -> null |
| } |
| ) |
| } |
| |
| override fun getPreviewData(type: ComplicationType) = when (type) { |
| ComplicationType.SHORT_TEXT -> |
| ShortTextComplicationData.Builder(plainText("# 123")).build() |
| |
| ComplicationType.LONG_TEXT -> |
| LongTextComplicationData.Builder(plainText("Count 123")).build() |
| |
| else -> null |
| } |
| } |