Open keyboard when we open contact selection from blocked preference.

app/src/main/java/org/thoughtcrime/securesms/blocked/BlockedUsersActivity.java

@@ -65,6 +65,10 @@ public class BlockedUsersActivity extends PassphraseRequiredActivity implements
     //noinspection CodeBlock2Expr
     getSupportFragmentManager().addOnBackStackChangedListener(() -> {
       viewSwitcher.setDisplayedChild(getSupportFragmentManager().getBackStackEntryCount());
+
+      if (getSupportFragmentManager().getBackStackEntryCount() == 1) {
+        contactFilterToolbar.focusAndShowKeyboard();
+      }
     });
 
     getSupportFragmentManager().beginTransaction()

app/src/main/java/org/thoughtcrime/securesms/components/ContactFilterToolbar.java

@@ -19,6 +19,7 @@ import androidx.core.widget.TextViewCompat;
 
 import org.thoughtcrime.securesms.R;
 import org.thoughtcrime.securesms.util.ServiceUtil;
+import org.thoughtcrime.securesms.util.ViewUtil;
 import org.thoughtcrime.securesms.util.views.DarkOverflowToolbar;
 
 public final class ContactFilterToolbar extends DarkOverflowToolbar {
@@ -125,6 +126,10 @@ public final class ContactFilterToolbar extends DarkOverflowToolbar {
     attributes.recycle();
   }
 
+  public void focusAndShowKeyboard() {
+    ViewUtil.focusAndShowKeyboard(searchText);
+  }
+
   public void clear() {
     searchText.setText("");
     notifyListener();

app/src/main/java/org/thoughtcrime/securesms/util/ViewUtil.java

@@ -27,6 +27,7 @@ import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.view.ViewStub;
+import android.view.ViewTreeObserver;
 import android.view.animation.AlphaAnimation;
 import android.view.animation.Animation;
 import android.view.inputmethod.InputMethodManager;
@@ -51,6 +52,32 @@ public final class ViewUtil {
   private ViewUtil() {
   }
 
+  public static void focusAndShowKeyboard(@NonNull View view) {
+    view.requestFocus();
+    if (view.hasWindowFocus()) {
+      showTheKeyboardNow(view);
+    } else {
+      view.getViewTreeObserver().addOnWindowFocusChangeListener(new ViewTreeObserver.OnWindowFocusChangeListener() {
+        @Override
+        public void onWindowFocusChanged(boolean hasFocus) {
+          if (hasFocus) {
+            showTheKeyboardNow(view);
+            view.getViewTreeObserver().removeOnWindowFocusChangeListener(this);
+          }
+        }
+      });
+    }
+  }
+
+  private static void showTheKeyboardNow(@NonNull View view) {
+    if (view.isFocused()) {
+      view.post(() -> {
+        InputMethodManager inputMethodManager = ServiceUtil.getInputMethodManager(view.getContext());
+        inputMethodManager.showSoftInput(view, InputMethodManager.SHOW_IMPLICIT);
+      });
+    }
+  }
+
   public static void setBackground(final @NonNull View v, final @Nullable Drawable drawable) {
     v.setBackground(drawable);
   }

app/src/main/res/layout/blocked_users_fragment.xml

@@ -49,7 +49,7 @@
         android:layout_marginTop="29dp"
         android:layout_marginEnd="16dp"
         android:text="@string/BlockedUsersActivity__blocked_users"
-        android:textAppearance="@style/TextAppearance.Signal.Subtitle"
+        android:textAppearance="@style/TextAppearance.Signal.Body2.Bold"
         android:textColor="?colorAccent"
         android:textStyle="bold"
         app:layout_constraintEnd_toEndOf="parent"