msfjarvis/compose-lobsters
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Only navigate when not on the current screen

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Signed-off-by: Harsh Shandilya <me@msfjarvis.dev>
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Harsh Shandilya 2020-10-29 17:09:27 +05:30
parent 97dc62afe1
commit b031d36fa2
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1 changed files with 2 additions and 3 deletions
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app/src/main/java/dev/msfjarvis/lobsters/MainActivity.kt
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@ -71,12 +71,11 @@ fun LobstersApp(
label = { Text(stringResource(id = screen.labelRes)) },
selected = currentRoute == screen.route,
onClick = {
// This is the equivalent to popUpTo the start destination
navController.popBackStack(navController.graph.startDestination, false)
// This if check gives us a "singleTop" behavior where we do not create a
// second instance of the composable if we are already on that destination
if (currentRoute != screen.route) {
// This is the equivalent to popUpTo the start destination
navController.popBackStack(navController.graph.startDestination, false)
navController.navigate(screen.route)
}
}