Support Android 15 on new chats screen

vkryl · vkryl · commit 4db6bc5a8c0c · 2025-08-27T11:33:33.000+03:00
diff --git a/app/src/main/java/org/thunderdog/challegram/ui/ContactsController.java b/app/src/main/java/org/thunderdog/challegram/ui/ContactsController.java
@@ -271,13 +271,25 @@ private boolean canAddContacts () {
     return mode == MODE_NEW_CHAT || mode == MODE_CALL;
   }
 
+  @Override
+  public boolean supportsBottomInset () {
+    return true;
+  }
+
+  @Override
+  protected void onBottomInsetChanged (int extraBottomInset, int extraBottomInsetWithoutIme, boolean isImeInset) {
+    super.onBottomInsetChanged(extraBottomInset, extraBottomInsetWithoutIme, isImeInset);
+    Views.applyBottomInset(recyclerView, extraBottomInset);
+  }
+
   @SuppressWarnings("ResourceType")
   @Override
   protected View onCreateView (Context context) {
     contentView = new FrameLayoutFix(context);
     ViewSupport.setThemedBackground(contentView, ColorId.filling, this);
 
     recyclerView = new SectionedRecyclerView(context);
+    Views.applyBottomInset(recyclerView, extraBottomInset);
     recyclerView.setSectionedAdapter(adapter = new ContactsAdapter(recyclerView, this));
     recyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() {
       @Override
diff --git a/app/src/main/java/org/thunderdog/challegram/widget/SectionedRecyclerView.java b/app/src/main/java/org/thunderdog/challegram/widget/SectionedRecyclerView.java
@@ -196,13 +196,17 @@ private void layoutSections () {
   private final int scrollbarPadding = Screen.dp(9f);
   private final int scrollbarMinHeight = Screen.dp(32f);
 
+  private int getScrollBarViewportHeight () {
+    return getMeasuredHeight() - getPaddingBottom();
+  }
+
   private void layoutScrollbar () {
     if (adapter == null || adapter.getSectionCount() == 0) {
       scrollbarEnabled = false;
       return;
     }
 
-    final int totalHeight = getMeasuredHeight();
+    final int totalHeight = getScrollBarViewportHeight();
     if (totalHeight <= 0) {
       scrollbarEnabled = false;
       return;
@@ -267,7 +271,7 @@ private float calculateScrollbarFactor () {
       }
     }
 
-    return (float) scrollY / (float) (totalScrollY - getMeasuredHeight());
+    return (float) scrollY / (float) (totalScrollY - getScrollBarViewportHeight());
   }
 
   private final RectF bubbleRect = new RectF();
@@ -340,7 +344,7 @@ private void closeScrollbar (boolean animated) {
   private void moveScrollbar (float y) {
     float dy = y - lastScrollY;
     lastScrollY = y;
-    float scale = (float) totalScrollY / (float) getMeasuredHeight();
+    float scale = (float) totalScrollY / (float) getScrollBarViewportHeight();
     int by = (int) (dy * scale);
     if (by != 0) {
       scrollBy(0, by);
