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/*
* This file is part of GNU Taler
* (C) 2020 Taler Systems S.A.
*
* GNU Taler is free software; you can redistribute it and/or modify it under the
* terms of the GNU General Public License as published by the Free Software
* Foundation; either version 3, or (at your option) any later version.
*
* GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
package net.taler.cashier
import android.content.Intent
import android.content.Intent.ACTION_MAIN
import android.content.Intent.CATEGORY_HOME
import android.content.Intent.FLAG_ACTIVITY_NEW_TASK
import android.os.Bundle
import androidx.activity.viewModels
import androidx.appcompat.app.AppCompatActivity
import androidx.navigation.NavController
import androidx.navigation.fragment.NavHostFragment
import kotlinx.android.synthetic.main.activity_main.*
class MainActivity : AppCompatActivity() {
private val viewModel: MainViewModel by viewModels()
private lateinit var nav: NavController
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_main)
setSupportActionBar(toolbar)
val navHostFragment =
supportFragmentManager.findFragmentById(R.id.nav_host_fragment) as NavHostFragment
nav = navHostFragment.navController
}
override fun onStart() {
super.onStart()
if (!viewModel.hasConfig()) {
nav.navigate(viewModel.configDestination)
}
}
override fun onBackPressed() {
if (!viewModel.hasConfig() && nav.currentDestination?.id == R.id.configFragment) {
// we are in the configuration screen and need a config to continue
val intent = Intent(ACTION_MAIN).apply {
addCategory(CATEGORY_HOME)
flags = FLAG_ACTIVITY_NEW_TASK
}
startActivity(intent)
} else {
super.onBackPressed()
}
}
}
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