Add updated search hint text when filter is enabled.

app/src/main/java/org/thoughtcrime/securesms/components/Material3SearchToolbar.kt

@@ -7,6 +7,7 @@ import android.util.AttributeSet
 import android.view.View
 import android.view.ViewAnimationUtils
 import android.widget.EditText
+import androidx.annotation.StringRes
 import androidx.constraintlayout.widget.ConstraintLayout
 import androidx.core.animation.addListener
 import androidx.core.widget.addTextChangedListener
@@ -49,6 +50,10 @@ class Material3SearchToolbar @JvmOverloads constructor(
     })
   }
 
+  fun setSearchInputHint(@StringRes hintStringRes: Int) {
+    input.setHint(hintStringRes)
+  }
+
   fun display(x: Float, y: Float) {
     if (Build.VERSION.SDK_INT < 21) {
       visibility = VISIBLE

app/src/main/java/org/thoughtcrime/securesms/conversationlist/ConversationListFragment.java

@@ -114,10 +114,12 @@ import org.thoughtcrime.securesms.components.voice.VoiceNotePlayerView;
 import org.thoughtcrime.securesms.contacts.sync.CdsPermanentErrorBottomSheet;
 import org.thoughtcrime.securesms.contacts.sync.CdsTemporaryErrorBottomSheet;
 import org.thoughtcrime.securesms.conversation.ConversationFragment;
+import org.thoughtcrime.securesms.conversationlist.chatfilter.ConversationFilterRequest;
 import org.thoughtcrime.securesms.conversationlist.chatfilter.ConversationFilterSource;
 import org.thoughtcrime.securesms.conversationlist.chatfilter.ConversationListFilterPullView;
 import org.thoughtcrime.securesms.conversationlist.chatfilter.FilterLerp;
 import org.thoughtcrime.securesms.conversationlist.model.Conversation;
+import org.thoughtcrime.securesms.conversationlist.model.ConversationFilter;
 import org.thoughtcrime.securesms.conversationlist.model.UnreadPayments;
 import org.thoughtcrime.securesms.database.MessageTable.MarkedMessageInfo;
 import org.thoughtcrime.securesms.database.SignalDatabase;
@@ -688,6 +690,8 @@ public class ConversationListFragment extends MainFragment implements ActionMode
   }
 
   private void initializeSearchListener() {
+    viewModel.getConversationFilterRequest().observe(getViewLifecycleOwner(), this::updateSearchToolbarHint);
+
     requireCallback().getSearchAction().setOnClickListener(v -> {
       fadeOutButtonsAndMegaphone(250);
       requireCallback().onSearchOpened();
@@ -725,9 +729,16 @@ public class ConversationListFragment extends MainFragment implements ActionMode
           fadeInButtonsAndMegaphone(250);
         }
       });
+      updateSearchToolbarHint(Objects.requireNonNull(viewModel.getConversationFilterRequest().getValue()));
     });
   }
 
+  private void updateSearchToolbarHint(@NonNull ConversationFilterRequest conversationFilterRequest) {
+    requireCallback().getSearchToolbar().get().setSearchInputHint(
+        conversationFilterRequest.getFilter() == ConversationFilter.OFF ? R.string.SearchToolbar_search : R.string.SearchToolbar_search_unread_chats
+    );
+  }
+
   private void initializeVoiceNotePlayer() {
     mediaControllerOwner.getVoiceNoteMediaController().getVoiceNotePlayerViewState().observe(getViewLifecycleOwner(), state -> {
       if (state.isPresent()) {

app/src/main/java/org/thoughtcrime/securesms/conversationlist/ConversationListViewModel.java

@@ -175,6 +175,10 @@ class ConversationListViewModel extends ViewModel {
     return unreadPaymentsLiveData;
   }
 
+  @NonNull LiveData<ConversationFilterRequest> getConversationFilterRequest() {
+    return conversationFilterRequest;
+  }
+
   public int getPinnedCount() {
     return pinnedCount;
   }

app/src/main/java/org/thoughtcrime/securesms/stories/landing/StoriesLandingFragment.kt

@@ -106,6 +106,7 @@ class StoriesLandingFragment : DSLSettingsFragment(layoutId = R.layout.stories_l
     val searchBinder = requireListener<SearchBinder>()
     searchBinder.getSearchAction().setOnClickListener {
       searchBinder.onSearchOpened()
+      searchBinder.getSearchToolbar().get().setSearchInputHint(R.string.SearchToolbar_search)
 
       searchBinder.getSearchToolbar().get().listener = object : Material3SearchToolbar.Listener {
         override fun onSearchTextChange(text: String) {

app/src/main/res/values/strings.xml

@@ -2074,6 +2074,8 @@
 
     <!-- SearchToolbar -->
     <string name="SearchToolbar_search">Search</string>
+    <!-- Hint when searching filtered chat content -->
+    <string name="SearchToolbar_search_unread_chats">Search unread chats</string>
     <string name="SearchToolbar_search_for_conversations_contacts_and_messages">Search for conversations, contacts, and messages</string>
 
     <!-- Material3 Search Toolbar -->