From 2bf9634fd678dacac3b7da3e554c008eb3354ca3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dominik=20Sch=C3=BCrmann?= <dominik@dominikschuermann.de>
Date: Tue, 9 Feb 2016 20:48:24 +0100
Subject: Add donation fragment

---
 .../keychain/ui/adapter/PagerTabStripAdapter.java    | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter')

diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/PagerTabStripAdapter.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/PagerTabStripAdapter.java
index 7b911da96..5c5c87a2a 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/PagerTabStripAdapter.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/PagerTabStripAdapter.java
@@ -22,12 +22,15 @@ import android.os.Bundle;
 import android.support.v4.app.Fragment;
 import android.support.v4.app.FragmentPagerAdapter;
 import android.support.v7.app.AppCompatActivity;
+import android.util.SparseArray;
+import android.view.ViewGroup;
 
 import java.util.ArrayList;
 
 public class PagerTabStripAdapter extends FragmentPagerAdapter {
     protected final Activity mActivity;
     protected final ArrayList<TabInfo> mTabs = new ArrayList<>();
+    SparseArray<Fragment> registeredFragments = new SparseArray<Fragment>();
 
     static final class TabInfo {
         public final Class<?> clss;
@@ -72,4 +75,21 @@ public class PagerTabStripAdapter extends FragmentPagerAdapter {
     public CharSequence getPageTitle(int position) {
         return mTabs.get(position).title;
     }
+
+    @Override
+    public Object instantiateItem(ViewGroup container, int position) {
+        Fragment fragment = (Fragment) super.instantiateItem(container, position);
+        registeredFragments.put(position, fragment);
+        return fragment;
+    }
+
+    @Override
+    public void destroyItem(ViewGroup container, int position, Object object) {
+        registeredFragments.remove(position);
+        super.destroyItem(container, position, object);
+    }
+
+    public Fragment getRegisteredFragment(int position) {
+        return registeredFragments.get(position);
+    }
 }
-- 
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