Add: Scrolling TopBar

src/main/kotlin/com/machiav3lli/fdroid/ui/activities/MainActivityX.kt

@@ -12,11 +12,13 @@ import androidx.compose.foundation.layout.padding
 import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Scaffold
+import androidx.compose.material3.TopAppBarDefaults
 import androidx.compose.runtime.SideEffect
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.input.nestedscroll.nestedScroll
 import androidx.compose.ui.res.stringResource
 import androidx.lifecycle.lifecycleScope
 import com.google.accompanist.navigation.animation.rememberAnimatedNavController
@@ -100,18 +102,21 @@ class MainActivityX : AppCompatActivity() {
             ) {
                 val query by searchQuery.collectAsState(initial = "")
                 val navController = rememberAnimatedNavController()
+                val scrollBehavior = TopAppBarDefaults.enterAlwaysScrollBehavior()
 
                 SideEffect {
                     cScope.launch { _searchQuery.emit("") }
                 }
 
                 Scaffold(
+                    modifier = Modifier.nestedScroll(scrollBehavior.nestedScrollConnection),
                     containerColor = Color.Transparent,
                     contentColor = MaterialTheme.colorScheme.onBackground,
                     bottomBar = { BottomNavBar(page = NAV_MAIN, navController = navController) },
                     topBar = {
                         TopBar(
                             title = stringResource(id = R.string.application_name),
+                            scrollBehavior = scrollBehavior,
                         ) {
                             ExpandableSearchAction(
                                 query = query,

src/main/kotlin/com/machiav3lli/fdroid/ui/activities/PrefsActivityX.kt

@@ -11,12 +11,14 @@ import androidx.compose.foundation.layout.padding
 import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Scaffold
+import androidx.compose.material3.TopAppBarDefaults
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.input.nestedscroll.nestedScroll
 import androidx.compose.ui.res.stringResource
 import androidx.lifecycle.lifecycleScope
 import androidx.navigation.NavController
@@ -77,6 +79,7 @@ class PrefsActivityX : AppCompatActivity() {
                 }
             ) {
                 val navController = rememberAnimatedNavController()
+                val scrollBehavior = TopAppBarDefaults.enterAlwaysScrollBehavior()
                 var pageTitle: Int? by remember {
                     mutableStateOf(NavItem.Prefs.title)
                 }
@@ -86,6 +89,7 @@ class PrefsActivityX : AppCompatActivity() {
                 }
 
                 Scaffold(
+                    modifier = Modifier.nestedScroll(scrollBehavior.nestedScrollConnection),
                     containerColor = Color.Transparent,
                     contentColor = MaterialTheme.colorScheme.onBackground,
                     bottomBar = { BottomNavBar(page = NAV_PREFS, navController = navController) },
@@ -93,7 +97,8 @@ class PrefsActivityX : AppCompatActivity() {
                         TopBar(
                             title = stringResource(
                                 id = pageTitle ?: NavItem.Prefs.title
-                            )
+                            ),
+                            scrollBehavior = scrollBehavior
                         )
                     }
                 ) { paddingValues ->