android-architecture-navigation

问题 I have my MainActivity setup which looks like this : <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=".ui.host.HostActivity"> <fragment android:id="@+id/mainNavigationFragment" android:name="androidx.navigation.fragment.NavHostFragment" android

问题 I have my MainActivity setup which looks like this : <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=".ui.host.HostActivity"> <fragment android:id="@+id/mainNavigationFragment" android:name="androidx.navigation.fragment.NavHostFragment" android

问题 I have my MainActivity setup which looks like this : <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=".ui.host.HostActivity"> <fragment android:id="@+id/mainNavigationFragment" android:name="androidx.navigation.fragment.NavHostFragment" android

问题 I have my MainActivity setup which looks like this : <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=".ui.host.HostActivity"> <fragment android:id="@+id/mainNavigationFragment" android:name="androidx.navigation.fragment.NavHostFragment" android

问题 say I have 2 fragments. Login and Home. I set Home fragment as a global destination that has userData as arguments if the user is not logged in yet, then it will start from login fragment. after login and get userData from server then it will navigate to Home and pass userData using this code val home = AuthenticationFragmentDirections.actionGlobalHomeFragment(userData) Navigation.findNavController(view).navigate(home, navOptions) but the problem is when the user already login and open the

问题 say I have 2 fragments. Login and Home. I set Home fragment as a global destination that has userData as arguments if the user is not logged in yet, then it will start from login fragment. after login and get userData from server then it will navigate to Home and pass userData using this code val home = AuthenticationFragmentDirections.actionGlobalHomeFragment(userData) Navigation.findNavController(view).navigate(home, navOptions) but the problem is when the user already login and open the

问题 so previously I had crash with error: You must call setGraph() before calling getGraph() then after reading the solution frem here. it is said that I have to use these lines on my gradle implementation "androidx.navigation:navigation-fragment:2.3.0-alpha02" implementation "androidx.navigation:navigation-ui:2.3.0-alpha02" and the error is dissapear. but now I no longer can find setupWithNavController method. usually I use this line toolbar.setupWithNavController(navController

问题 so previously I had crash with error: You must call setGraph() before calling getGraph() then after reading the solution frem here. it is said that I have to use these lines on my gradle implementation "androidx.navigation:navigation-fragment:2.3.0-alpha02" implementation "androidx.navigation:navigation-ui:2.3.0-alpha02" and the error is dissapear. but now I no longer can find setupWithNavController method. usually I use this line toolbar.setupWithNavController(navController

问题 I have tried to read this but my problem is little bit different. I need some different toolbars, so according the documentation from here , I need to set the toolbar in each of my fragment not in my MainActivity. so I set the toolbar in each xml of my fragment. and then in each fragment I use this code to set the toolbar override fun onViewCreated(view: View, savedInstanceState: Bundle?) { super.onViewCreated(view, savedInstanceState) val toolbar = view.findViewById<androidx.appcompat.widget

问题 I have tried to read this but my problem is little bit different. I need some different toolbars, so according the documentation from here , I need to set the toolbar in each of my fragment not in my MainActivity. so I set the toolbar in each xml of my fragment. and then in each fragment I use this code to set the toolbar override fun onViewCreated(view: View, savedInstanceState: Bundle?) { super.onViewCreated(view, savedInstanceState) val toolbar = view.findViewById<androidx.appcompat.widget