Abit/app/src/main/java/ch/dissem/apps/abit/notification/AbstractNotification.kt

81 lines
2.4 KiB
Kotlin

/*
* Copyright 2016 Christian Basler
*
* 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 ch.dissem.apps.abit.notification
import android.app.Notification
import android.app.NotificationChannel
import android.app.NotificationManager
import android.content.Context
import android.os.Build
import android.support.annotation.ColorRes
import android.support.v4.content.ContextCompat
import ch.dissem.apps.abit.R
import org.jetbrains.anko.notificationManager
/**
* Some base class to create and handle notifications.
*/
abstract class AbstractNotification(ctx: Context) {
protected val ctx = ctx.applicationContext!!
private val manager = ctx.notificationManager
var notification: Notification? = null
protected set
protected var showing = false
private set
/**
* @return an id unique to this notification class
*/
protected abstract val notificationId: Int
open fun show() {
manager.notify(notificationId, notification)
showing = true
}
fun hide() {
showing = false
manager.cancel(notificationId)
}
protected fun initChannel(channelId: String, @ColorRes color: Int = R.color.colorPrimary) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
ctx.notificationManager.createNotificationChannel(
NotificationChannel(
channelId,
ctx.getText(R.string.app_name),
NotificationManager.IMPORTANCE_LOW
).apply {
lightColor = ContextCompat.getColor(ctx, color)
lockscreenVisibility = Notification.VISIBILITY_PRIVATE
}
)
}
}
companion object {
internal const val ONGOING_CHANNEL_ID = "abit.ongoing"
internal const val MESSAGE_CHANNEL_ID = "abit.message"
internal const val ERROR_CHANNEL_ID = "abit.error"
init {
}
}
}