1 files changed, 58 insertions, 0 deletions
diff --git a/app/src/main/java/se/leap/bitmaskclient/base/FragmentManagerEnhanced.java b/app/src/main/java/se/leap/bitmaskclient/base/FragmentManagerEnhanced.java
new file mode 100644
index 00000000..bc01dcec
--- /dev/null
+++ b/app/src/main/java/se/leap/bitmaskclient/base/FragmentManagerEnhanced.java
@@ -0,0 +1,58 @@
+/**
+ * Copyright (c) 2013 LEAP Encryption Access Project and contributers
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package se.leap.bitmaskclient.base;
+
+import androidx.fragment.app.Fragment;
+import androidx.fragment.app.FragmentManager;
+import androidx.fragment.app.FragmentTransaction;
+
+public class FragmentManagerEnhanced {
+
+    private FragmentManager genericFragmentManager;
+
+    public FragmentManagerEnhanced(FragmentManager genericFragmentManager) {
+        this.genericFragmentManager = genericFragmentManager;
+    }
+
+    public FragmentTransaction removePreviousFragment(String tag) {
+        FragmentTransaction transaction = genericFragmentManager.beginTransaction();
+        Fragment previousFragment = genericFragmentManager.findFragmentByTag(tag);
+        if (previousFragment != null) {
+            transaction.remove(previousFragment);
+        }
+
+        return transaction;
+    }
+
+    public void replace(int containerViewId, Fragment fragment, String tag) {
+        try {
+            if (genericFragmentManager.findFragmentByTag(tag) != null) {
+                FragmentTransaction transaction = genericFragmentManager.beginTransaction();
+                transaction.replace(containerViewId, fragment, tag).commit();
+            } else {
+                genericFragmentManager.beginTransaction().add(containerViewId, fragment, tag).commit();
+            }
+        } catch (IllegalStateException e) {
+            e.printStackTrace();
+        }
+
+    }
+
+    public Fragment findFragmentByTag(String tag) {
+        return genericFragmentManager.findFragmentByTag(tag);
+    }
+}