Add beyondViewportPageCount and friends to PagerScreen (#2230)

3 files changed, 36 insertions, 4 deletions

diff --git a/compose-layout/api/current.api b/compose-layout/api/current.api
index 867266dc..d95ec670 100644
--- a/compose-layout/api/current.api
+++ b/compose-layout/api/current.api
@@ -185,7 +185,7 @@ package com.google.android.horologist.compose.pager {
   }
 
   public final class PagerScreenKt {
-    method @androidx.compose.runtime.Composable public static void PagerScreen(optional androidx.compose.ui.Modifier modifier, androidx.compose.foundation.pager.PagerState state, kotlin.jvm.functions.Function1<? super java.lang.Integer,kotlin.Unit> content);
+    method @androidx.compose.runtime.Composable public static void PagerScreen(androidx.compose.foundation.pager.PagerState state, optional androidx.compose.ui.Modifier modifier, optional int beyondViewportPageCount, optional boolean userScrollEnabled, optional boolean reverseLayout, optional kotlin.jvm.functions.Function1<? super java.lang.Integer,?>? key, optional androidx.compose.ui.input.nestedscroll.NestedScrollConnection pageNestedScrollConnection, kotlin.jvm.functions.Function1<? super java.lang.Integer,kotlin.Unit> content);
   }
 
   public final class VerticalPageIndicatorKt {
@@ -193,7 +193,7 @@ package com.google.android.horologist.compose.pager {
   }
 
   public final class VerticalPagerScreenKt {
-    method @androidx.compose.runtime.Composable @com.google.android.horologist.annotations.ExperimentalHorologistApi public static void VerticalPagerScreen(androidx.compose.foundation.pager.PagerState state, optional androidx.compose.ui.Modifier modifier, kotlin.jvm.functions.Function1<? super java.lang.Integer,kotlin.Unit> content);
+    method @androidx.compose.runtime.Composable @com.google.android.horologist.annotations.ExperimentalHorologistApi public static void VerticalPagerScreen(androidx.compose.foundation.pager.PagerState state, optional androidx.compose.ui.Modifier modifier, optional int beyondViewportPageCount, optional boolean userScrollEnabled, optional boolean reverseLayout, optional kotlin.jvm.functions.Function1<? super java.lang.Integer,?>? key, optional androidx.compose.ui.input.nestedscroll.NestedScrollConnection pageNestedScrollConnection, kotlin.jvm.functions.Function1<? super java.lang.Integer,kotlin.Unit> content);
   }
 
 }
diff --git a/compose-layout/src/main/java/com/google/android/horologist/compose/pager/PagerScreen.kt b/compose-layout/src/main/java/com/google/android/horologist/compose/pager/PagerScreen.kt
index eb6eb6f1..e8333a0b 100644
--- a/compose-layout/src/main/java/com/google/android/horologist/compose/pager/PagerScreen.kt
+++ b/compose-layout/src/main/java/com/google/android/horologist/compose/pager/PagerScreen.kt
@@ -19,9 +19,11 @@
 package com.google.android.horologist.compose.pager
 
 import androidx.compose.foundation.ExperimentalFoundationApi
+import androidx.compose.foundation.gestures.Orientation
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.pager.HorizontalPager
+import androidx.compose.foundation.pager.PagerDefaults
 import androidx.compose.foundation.pager.PagerState
 import androidx.compose.foundation.shape.CircleShape
 import androidx.compose.foundation.shape.RoundedCornerShape
@@ -31,6 +33,7 @@ import androidx.compose.runtime.derivedStateOf
 import androidx.compose.runtime.remember
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
+import androidx.compose.ui.input.nestedscroll.NestedScrollConnection
 import androidx.compose.ui.platform.LocalConfiguration
 import androidx.wear.compose.foundation.ExperimentalWearFoundationApi
 import androidx.wear.compose.foundation.HierarchicalFocusCoordinator
@@ -46,9 +49,17 @@ import com.google.android.horologist.compose.layout.PagerScaffold
  */
 @Composable
 public fun PagerScreen(
-    modifier: Modifier = Modifier,
     state: PagerState,
-    content: @Composable ((Int) -> Unit),
+    modifier: Modifier = Modifier,
+    beyondViewportPageCount: Int = 0,
+    userScrollEnabled: Boolean = true,
+    reverseLayout: Boolean = false,
+    key: ((index: Int) -> Any)? = null,
+    pageNestedScrollConnection: NestedScrollConnection = PagerDefaults.pageNestedScrollConnection(
+        state,
+        Orientation.Horizontal,
+    ),
+    content: @Composable (Int) -> Unit,
 ) {
     PagerScaffold(
         modifier = Modifier.fillMaxSize(),
@@ -57,6 +68,11 @@ public fun PagerScreen(
         HorizontalPager(
             modifier = modifier,
             state = state,
+            beyondViewportPageCount = beyondViewportPageCount,
+            userScrollEnabled = userScrollEnabled,
+            reverseLayout = reverseLayout,
+            key = key,
+            pageNestedScrollConnection = pageNestedScrollConnection,
             flingBehavior = HorizontalPagerDefaults.flingParams(state),
         ) { page ->
             ClippedBox(state) {
diff --git a/compose-layout/src/main/java/com/google/android/horologist/compose/pager/VerticalPagerScreen.kt b/compose-layout/src/main/java/com/google/android/horologist/compose/pager/VerticalPagerScreen.kt
index e05b0355..7957c007 100644
--- a/compose-layout/src/main/java/com/google/android/horologist/compose/pager/VerticalPagerScreen.kt
+++ b/compose-layout/src/main/java/com/google/android/horologist/compose/pager/VerticalPagerScreen.kt
@@ -19,12 +19,15 @@
 package com.google.android.horologist.compose.pager
 
 import androidx.compose.foundation.ExperimentalFoundationApi
+import androidx.compose.foundation.gestures.Orientation
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.pager.PagerDefaults
 import androidx.compose.foundation.pager.PagerState
 import androidx.compose.foundation.pager.VerticalPager
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.input.nestedscroll.NestedScrollConnection
 import androidx.compose.ui.unit.dp
 import androidx.wear.compose.foundation.ExperimentalWearFoundationApi
 import androidx.wear.compose.foundation.rememberActiveFocusRequester
@@ -45,6 +48,14 @@ import com.google.android.horologist.compose.rotaryinput.rotaryWithPager
 public fun VerticalPagerScreen(
     state: PagerState,
     modifier: Modifier = Modifier,
+    beyondViewportPageCount: Int = 0,
+    userScrollEnabled: Boolean = true,
+    reverseLayout: Boolean = false,
+    key: ((index: Int) -> Any)? = null,
+    pageNestedScrollConnection: NestedScrollConnection = PagerDefaults.pageNestedScrollConnection(
+        state,
+        Orientation.Vertical,
+    ),
     content: @Composable ((Int) -> Unit),
 ) {
     ScreenScaffold(
@@ -61,6 +72,11 @@ public fun VerticalPagerScreen(
                 .fillMaxSize()
                 .rotaryWithPager(state, rememberActiveFocusRequester()),
             state = state,
+            beyondViewportPageCount = beyondViewportPageCount,
+            userScrollEnabled = userScrollEnabled,
+            reverseLayout = reverseLayout,
+            key = key,
+            pageNestedScrollConnection = pageNestedScrollConnection,
             flingBehavior = HorizontalPagerDefaults.flingParams(state),
         ) { page ->
             ClippedBox(state) {