Async populate the app list

app/src/main/java/com/zeapo/pwdstore/autofill/AutofillPreferenceActivity.java

@@ -4,6 +4,7 @@ import android.app.DialogFragment;
 import android.content.Intent;
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
+import android.os.AsyncTask;
 import android.os.Bundle;
 import android.support.v4.app.NavUtils;
 import android.support.v4.app.TaskStackBuilder;
@@ -14,6 +15,7 @@ import android.support.v7.widget.RecyclerView;
 import android.support.v7.widget.SearchView;
 import android.view.Menu;
 import android.view.MenuItem;
+import android.view.View;
 
 import com.zeapo.pwdstore.R;
 
@@ -28,6 +30,8 @@ public class AutofillPreferenceActivity extends AppCompatActivity {
     AutofillRecyclerAdapter recyclerAdapter; // let fragment have access
     private RecyclerView.LayoutManager layoutManager;
 
+    private PackageManager pm;
+
     private boolean recreate;
 
     @Override
@@ -41,27 +45,47 @@ public class AutofillPreferenceActivity extends AppCompatActivity {
         recyclerView.setLayoutManager(layoutManager);
         recyclerView.addItemDecoration(new DividerItemDecoration(this, DividerItemDecoration.VERTICAL_LIST));
 
-        Intent intent = new Intent(Intent.ACTION_MAIN);
-        intent.addCategory(Intent.CATEGORY_LAUNCHER);
-        List<ResolveInfo> allApps = getPackageManager().queryIntentActivities(intent, 0);
-        final PackageManager pm = getPackageManager();
-        Collections.sort(allApps, new Comparator<ResolveInfo>() {
-            @Override
-            public int compare(ResolveInfo lhs, ResolveInfo rhs) {
-                return lhs.loadLabel(pm).toString().compareTo(rhs.loadLabel(pm).toString());
-            }
-        });
-        recyclerAdapter = new AutofillRecyclerAdapter(new ArrayList<>(allApps), pm, this);
-        recyclerView.setAdapter(recyclerAdapter);
+        pm = getPackageManager();
+
+        new populateTask().execute();
 
         setTitle("Autofill Apps");
+    }
 
-        recreate = false;
-        Bundle extras = getIntent().getExtras();
-        if (extras != null) {
-            recreate = true;
-            recyclerView.scrollToPosition(recyclerAdapter.getPosition(extras.getString("packageName")));
-            showDialog(extras.getString("packageName"), extras.getString("appName"));
+    private class populateTask extends AsyncTask<Void, Void, List<ResolveInfo>> {
+        @Override
+        protected void onPreExecute() {
+            findViewById(R.id.progress_bar).setVisibility(View.VISIBLE);
+        }
+
+        @Override
+        protected List<ResolveInfo> doInBackground(Void... params) {
+            Intent intent = new Intent(Intent.ACTION_MAIN);
+            intent.addCategory(Intent.CATEGORY_LAUNCHER);
+            List<ResolveInfo> allApps = pm.queryIntentActivities(intent, 0);
+            Collections.sort(allApps, new Comparator<ResolveInfo>() {
+                @Override
+                public int compare(ResolveInfo lhs, ResolveInfo rhs) {
+                    return lhs.loadLabel(pm).toString().compareTo(rhs.loadLabel(pm).toString());
+                }
+            });
+            return allApps;
+        }
+
+        @Override
+        protected void onPostExecute(List<ResolveInfo> allApps) {
+            findViewById(R.id.progress_bar).setVisibility(View.GONE);
+
+            recyclerAdapter = new AutofillRecyclerAdapter(new ArrayList<>(allApps), pm, AutofillPreferenceActivity.this);
+            recyclerView.setAdapter(recyclerAdapter);
+
+            recreate = false;
+            Bundle extras = getIntent().getExtras();
+            if (extras != null) {
+                recreate = true;
+                recyclerView.scrollToPosition(recyclerAdapter.getPosition(extras.getString("packageName")));
+                showDialog(extras.getString("packageName"), extras.getString("appName"));
+            }
         }
     }
 
@@ -75,11 +99,12 @@ public class AutofillPreferenceActivity extends AppCompatActivity {
         searchView.setOnQueryTextListener(new SearchView.OnQueryTextListener() {
             @Override
             public boolean onQueryTextSubmit(String s) {
-                return true;
+                return false;
             }
 
             @Override
             public boolean onQueryTextChange(String s) {
+                recyclerAdapter.filter(s);
                 return true;
             }
         });
@@ -99,6 +124,7 @@ public class AutofillPreferenceActivity extends AppCompatActivity {
         });
         return super.onCreateOptionsMenu(menu);
     }
+
     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
         switch (item.getItemId()) {

app/src/main/java/com/zeapo/pwdstore/autofill/AutofillRecyclerAdapter.java

@@ -4,7 +4,6 @@ import android.content.Context;
 import android.content.SharedPreferences;
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
-import android.support.v7.view.ActionMode;
 import android.support.v7.widget.RecyclerView;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -20,7 +19,6 @@ public class AutofillRecyclerAdapter extends RecyclerView.Adapter<AutofillRecycl
     private ArrayList<ResolveInfo> apps;
     private PackageManager pm;
     private AutofillPreferenceActivity activity;
-    private ActionMode actionMode;
 
     public class ViewHolder extends RecyclerView.ViewHolder implements View.OnClickListener {
         public View view;
@@ -61,7 +59,7 @@ public class AutofillRecyclerAdapter extends RecyclerView.Adapter<AutofillRecycl
     @Override
     public void onBindViewHolder(AutofillRecyclerAdapter.ViewHolder holder, int position) {
         ResolveInfo app = apps.get(position);
-        holder.name.setText(app.loadLabel(pm));
+        holder.name.setText(app.loadLabel(pm)); // 'No package identifier when getting value for resource number 0x00000000' 5+
         holder.icon.setImageDrawable(app.loadIcon(pm));
         holder.packageName = app.activityInfo.packageName;
 
@@ -103,4 +101,7 @@ public class AutofillRecyclerAdapter extends RecyclerView.Adapter<AutofillRecycl
         return -1;
     }
 
+    public void filter(String s) {
+
+    }
 }

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

@@ -1,12 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-              android:orientation="vertical"
-              android:layout_width="match_parent"
-              android:layout_height="match_parent">
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+                android:layout_width="match_parent"
+                android:layout_height="match_parent">
 
     <android.support.v7.widget.RecyclerView
         android:id="@+id/autofill_recycler"
         android:scrollbars="vertical"
         android:layout_width="match_parent"
         android:layout_height="match_parent"/>
-</LinearLayout>
+
+    <ProgressBar
+        style="?android:attr/progressBarStyleLarge"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:id="@+id/progress_bar"
+        android:indeterminate="true"
+        android:layout_centerInParent="true"
+        android:visibility="gone"/>
+</RelativeLayout>