Progress display

README.md

@@ -11,11 +11,13 @@ Unfortunately SMS BR is not able to export this kind of messages (as of Septembe
 I didn't want to reinvent the wheel - there are already enough backup/restore apps for SMS and MMS. Instead I just wanted to make an app that was able to export the RCS messages, too. Preferably it should be a format that SMS BR could then import.
 
 ## So if you're interested:
-1. Backup your SMS and MMS messages with another program.
+1. Backup your SMS and MMS messages with another program, e.g. SMS BR
 2. Import them on the target phone.
-3. Export the RCS using this app.
+3. Export the RCS messages using this app.
-4. Import those on the new phone as well.
+4. Import those on the new phone as well, e.g. with SMS BR.
 
 ## Remarks:
-- Technically the RCS will be converted to SMS messages.
+- This program cannot IMport anything, just export.
+- Technically the RCS messages will be converted to SMS messages.
 - This program has only been tested with text messages. I don't know if images, etc. can be exported as well.
+- Because I don't see any real value in RCS messages over SMS, I deactivated advanced messaging in my SMS app. I encourage you to consider doing the same.

app/src/main/java/de/server47/messageexport/MainActivity.java

@@ -65,49 +65,9 @@ public class MainActivity extends Activity
         });
     }
 
-    @Override
+    class AsyncTaskExport extends AsyncTask<Uri, Integer, Void>
-    protected void onActivityResult(int requestCode, int resultCode, Intent data)
     {
-        super.onActivityResult(requestCode, resultCode, data);
+        String getExportString()
-
-        if(resultCode == RESULT_OK)
-        {
-            switch (requestCode)
-            {
-                case requestCodeExport:
-                    if (resultCode == RESULT_OK)
-                    {
-                        AsyncTask<Void, Integer, Void> asyncTaskExport = new AsyncTask<Void, Integer, Void>()
-                        {
-                            @Override
-                            protected Void doInBackground(Void... voids)
-                            {
-                                Uri uriTree = data.getData();
-                                String dataToWrite = getExportString();
-                                if(!StringUtils.isEmpty(dataToWrite))
-                                    exportFiles(uriTree, dataToWrite);
-                                else
-                                    Toast.makeText(MainActivity.this, "Error reading messages. Can\'t export.", Toast.LENGTH_SHORT).show();
-
-                                return null;
-                            }
-
-                            @Override
-                            protected void onProgressUpdate(Integer... values)
-                            {
-                                super.onProgressUpdate(values);
-                                pbStatus.setProgress(values[0]);
-                            }
-                        };
-
-                        asyncTaskExport.execute();
-                    }
-                    break;
-            }
-        }
-    }
-
-    String getExportString(AsyncTask<Void,Integer,Void> asyncTaskReference)
         {
             List<Map<String,String>> response;
 
@@ -122,7 +82,7 @@ public class MainActivity extends Activity
             {
                 messageCount = response.size();
 
-            asyncTaskReference.publishProgress((int)Math.round(messageCount/response.size()));
+                publishProgress((int)Math.round(messageCount/response.size()));
 
                 StringBuilder export = new StringBuilder();
 
@@ -178,6 +138,46 @@ public class MainActivity extends Activity
             return null;
         }
 
+        @Override
+        protected Void doInBackground(Uri... uriTree)
+        {
+            String dataToWrite = getExportString();
+            if(!StringUtils.isEmpty(dataToWrite))
+                exportFiles(uriTree[0], dataToWrite);
+            else
+                Toast.makeText(MainActivity.this, "Error reading messages. Can\'t export.", Toast.LENGTH_SHORT).show();
+
+            return null;
+        }
+
+        @Override
+        protected void onProgressUpdate(Integer... values)
+        {
+            super.onProgressUpdate(values);
+            pbStatus.setProgress(values[0]);
+        }
+    }
+
+    @Override
+    protected void onActivityResult(int requestCode, int resultCode, Intent data)
+    {
+        super.onActivityResult(requestCode, resultCode, data);
+
+        if(resultCode == RESULT_OK)
+        {
+            switch (requestCode)
+            {
+                case requestCodeExport:
+                    if (resultCode == RESULT_OK)
+                    {
+                        AsyncTask<Uri,Integer,Void> exportTask = new AsyncTaskExport();
+                        exportTask.execute(data.getData());
+                    }
+                    break;
+            }
+        }
+    }
+
     void exportFiles(Uri uriTree, String content)
     {
         String fileName = "Message_export_" + String.valueOf(Calendar.getInstance().getTimeInMillis()) + ".xml";