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Scroll assistant activity search bar out of view

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MM20 2022-09-06 20:24:19 +02:00
parent 6de6d218ec
commit f641f46e93
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1 changed files with 43 additions and 5 deletions
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48
ui/src/main/java/de/mm20/launcher2/ui/assistant/AssistantScaffold.kt
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@ -8,8 +8,18 @@ import androidx.compose.runtime.*
import androidx.compose.runtime.livedata.observeAsState
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.geometry.Offset
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.input.nestedscroll.NestedScrollConnection
import androidx.compose.ui.input.nestedscroll.NestedScrollSource
import androidx.compose.ui.input.nestedscroll.nestedScroll
import androidx.compose.ui.platform.LocalDensity
import androidx.compose.ui.platform.LocalLifecycleOwner
import androidx.compose.ui.platform.LocalSoftwareKeyboardController
import androidx.compose.ui.unit.IntOffset
import androidx.compose.ui.unit.dp
import androidx.lifecycle.Lifecycle
import androidx.lifecycle.repeatOnLifecycle
import androidx.lifecycle.viewmodel.compose.viewModel
import com.google.accompanist.systemuicontroller.rememberSystemUiController
import de.mm20.launcher2.preferences.Settings
@ -18,6 +28,7 @@ import de.mm20.launcher2.ui.launcher.search.SearchBar
import de.mm20.launcher2.ui.launcher.search.SearchBarLevel
import de.mm20.launcher2.ui.launcher.search.SearchColumn
import de.mm20.launcher2.ui.launcher.search.SearchVM
import kotlinx.coroutines.flow.first
import kotlinx.coroutines.flow.map
@Composable
@ -48,7 +59,8 @@ fun AssistantScaffold(
val isSearchAtEnd by remember {
derivedStateOf {
val lastItem = searchState.layoutInfo.visibleItemsInfo.lastOrNull() ?: return@derivedStateOf true
val lastItem =
searchState.layoutInfo.visibleItemsInfo.lastOrNull() ?: return@derivedStateOf true
lastItem.offset + lastItem.size <= searchState.layoutInfo.viewportEndOffset - searchState.layoutInfo.afterContentPadding
}
}
@ -115,17 +127,37 @@ fun AssistantScaffold(
}
}
val density = LocalDensity.current
val maxSearchBarOffset = with(density) { 128.dp.toPx() }
var searchBarOffset by remember {
mutableStateOf(0f)
}
val nestedScrollConnection = remember {
object : NestedScrollConnection {
override fun onPreScroll(available: Offset, source: NestedScrollSource): Offset {
val y = available.y * if (reverseResults == true) -1f else 1f
searchBarOffset = (searchBarOffset + y).coerceIn(-maxSearchBarOffset, 0f)
return super.onPreScroll(available, source)
}
}
}
val searchVM: SearchVM = viewModel()
val websearches by searchVM.websearchResults.observeAsState(emptyList())
val webSearchPadding by animateDpAsState(
if (websearches.isEmpty()) 0.dp else 48.dp
)
val windowInsets = WindowInsets.safeDrawing.asPaddingValues()
Box(modifier = Modifier.fillMaxSize()) {
Box(
modifier = modifier
.fillMaxSize()
.nestedScroll(nestedScrollConnection)
) {
SearchColumn(
modifier = Modifier.fillMaxSize(),
paddingValues = PaddingValues(
top = (if (bottomSearchBar == true) 0.dp else 56.dp + webSearchPadding) + 4.dp + windowInsets.calculateTopPadding(),
top = (if (bottomSearchBar == true) 0.dp else 56.dp + webSearchPadding) + 4.dp + windowInsets.calculateTopPadding(),
bottom = (if (bottomSearchBar == true) 56.dp + webSearchPadding else 0.dp) + 4.dp + windowInsets.calculateBottomPadding()
),
reverse = reverseResults == true,
@ -139,10 +171,16 @@ fun AssistantScaffold(
.wrapContentHeight()
.align(if (bottomSearchBar == true) Alignment.BottomCenter else Alignment.TopCenter)
.windowInsetsPadding(WindowInsets.safeDrawing)
.padding(8.dp),
.padding(8.dp)
.offset {
if (searchBarFocused) IntOffset.Zero
else IntOffset(
0,
searchBarOffset.toInt() * if (bottomSearchBar == true) -1 else 1
)
},
focused = searchBarFocused,
onFocusChange = {
if (it) viewModel.openSearch()
viewModel.setSearchbarFocus(it)
},
reverse = bottomSearchBar == true