Android jetpack Navigation deepLink 创建通知并通过PendingIntent跳转到指定页面的Framgent

书接上回

Android jetpack Navigation的简单使用_安果移不动的博客-CSDN博客

实现一个功能

点击发送通知 可以发送通知。点击通知可以跳转到指定的fragment

修改

HomeNavigationFragment  布局

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".fragment.HomeNavigationFragment">


    <Button
        android:id="@+id/btHome"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="我是主页，我要去详情页"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintVertical_bias="0.499" />

    <Button
        android:id="@+id/btSendNotify"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="发送通知"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/btHome" />


</androidx.constraintlayout.widget.ConstraintLayout>

添加发送通知按钮并且。初始化代码

package com.anguomob.jecpack.fragment

import android.app.Notification
import android.app.NotificationChannel
import android.app.NotificationManager
import android.app.PendingIntent
import android.os.Build
import android.os.Bundle
import androidx.fragment.app.Fragment
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.Button
import androidx.core.app.NotificationCompat
import androidx.core.app.NotificationManagerCompat
import androidx.navigation.Navigation
import com.anguomob.jecpack.R
import com.anguomob.jecpack.databinding.ActivityNavigationBinding
import com.anguomob.jecpack.databinding.FragmentHomeNavigationBinding


class HomeNavigationFragment : Fragment() {

    private lateinit var binding: FragmentHomeNavigationBinding
    private var notificationId: Int = 0
    override fun onCreateView(
        inflater: LayoutInflater, container: ViewGroup?,
        savedInstanceState: Bundle?
    ): View? {
        binding = FragmentHomeNavigationBinding.inflate(inflater)
//        inflater.inflate(R.layout.fragment_home_navigation, container, false)
        return binding.root
    }

    override fun onActivityCreated(savedInstanceState: Bundle?) {
        super.onActivityCreated(savedInstanceState)
        binding.btHome.setOnClickListener {
            val args = HomeNavigationFragmentArgs("jack", 18).toBundle()
            val findNavController = Navigation.findNavController(it)
            findNavController.navigate(
                R.id.action_homeNavigationFragment_to_detailNavigationFragment,
                args
            )
        }
        binding.btSendNotify.setOnClickListener {
            sendNotification();
        }
    }

    private fun sendNotification() {
        //通知渠道
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
            var channel = NotificationChannel(
                requireActivity().packageName,
                "MyChannel",
                NotificationManager.IMPORTANCE_DEFAULT
            )
            channel.description = "My NotificationCHannel"
            val notificationManager =
                requireActivity().getSystemService(NotificationManager::class.java)
            notificationManager.createNotificationChannel(channel)
        }

        var notification = NotificationCompat
            .Builder(requireActivity(), requireActivity().packageName)
            .setSmallIcon(R.mipmap.ic_launcher)
            .setContentTitle("Depp Link")
            .setContentText("点我来试试")
            .setPriority(NotificationCompat.PRIORITY_DEFAULT)
            .setContentIntent(getPendingIntent())
            .build()
        val notificationManager = NotificationManagerCompat.from(requireContext());
        notificationManager.notify(notificationId++, notification)
    }

    private fun getPendingIntent(): PendingIntent? {

        val args = HomeNavigationFragmentArgs("liuan", 18).toBundle();
        return Navigation.findNavController(requireActivity(), R.id.btSendNotify)
            .createDeepLink()
            .setGraph(R.navigation.my_nav_graph)
            .setDestination(R.id.detailNavigationFragment) //跳转到详情fragment
            .setArguments(args)
            .createPendingIntent()
    }
}

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