From a3809b42beb62d5560096f6c01d3e27bb9604b02 Mon Sep 17 00:00:00 2001
From: 62160052 <62160052@go.buu.ac.th>
Date: Wed, 21 Sep 2022 03:12:08 +0700
Subject: [PATCH] Implement Up button behavior
---
app/src/main/java/com/example/cupcake/MainActivity.kt | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/app/src/main/java/com/example/cupcake/MainActivity.kt b/app/src/main/java/com/example/cupcake/MainActivity.kt
index c90ee1e..a41710c 100644
--- a/app/src/main/java/com/example/cupcake/MainActivity.kt
+++ b/app/src/main/java/com/example/cupcake/MainActivity.kt
@@ -17,21 +17,30 @@ package com.example.cupcake
import android.os.Bundle
import androidx.appcompat.app.AppCompatActivity
+import androidx.navigation.NavController
import androidx.navigation.fragment.NavHostFragment
import androidx.navigation.ui.setupActionBarWithNavController
+
/**
* Activity for cupcake order flow.
*/
class MainActivity : AppCompatActivity(R.layout.activity_main) {
+ private lateinit var navController: NavController
+
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
val navHostFragment = supportFragmentManager
.findFragmentById(R.id.nav_host_fragment) as NavHostFragment
- val navController = navHostFragment.navController
+ navController = navHostFragment.navController
setupActionBarWithNavController(navController)
}
+
+ override fun onSupportNavigateUp(): Boolean {
+ return navController.navigateUp() || super.onSupportNavigateUp()
+ }
+
}
--
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