Feature: implemented importing account structure from Gnucash desktop…

…. Option offered on first run of app

Fixed: Crash when computing account balance for accounts with sub-accounts of different currency. Only consider sub-accounts of same currency when computing account balance
Improved: Added account preferences for deleting all accounts
Improved: Support for GnuCash ROOT account. Account will never be shown to user

app/res/menu/account_actions.xml

@@ -25,5 +25,5 @@
           android:icon="@drawable/content_import_export_holo_light"
           android:title="@string/menu_export_ofx"
           android:showAsAction="never"
-          android:orderInCategory="3"/>            
+          android:orderInCategory="3"/>
 </menu>

app/res/menu/global_actions.xml

@@ -21,5 +21,5 @@
           android:icon="@drawable/action_settings"
           android:title="@string/title_settings"
           android:showAsAction="never"
-          android:orderInCategory="4"/>    
+          android:orderInCategory="4"/>
 </menu>

app/res/values-de/strings.xml

@@ -316,6 +316,21 @@
 	</string>
 	<string name="label_dismiss">Schließen</string>
     <string name="toast_transanction_amount_required">Geben Sie einen Betrag ein um die Buchung speichern zu können</string>
+    <string name="menu_import_accounts">Import GnuCash Accounts</string>
+    <string name="btn_import_accounts">Import Accounts</string>
+    <string name="toast_error_importing_accounts">An error occurred while importing the GnuCash accounts</string>
+    <string name="toast_success_importing_accounts">GnuCash Accounts successfully imported</string>
+    <string name="summary_import_accounts">Import account structure exported from GnuCash desktop</string>
+    <string name="title_import_accounts">Import GnuCash accounts</string>
+    <string name="summary_delete_all_accounts">Delete all accounts in the database. All transactions will be deleted as
+        well.
+    </string>
+    <string name="title_delete_all_accounts">Delete all accounts</string>
+    <string name="header_account_settings">Accounts</string>
+    <string name="toast_all_accounts_deleted">All accounts have been successfully deleted</string>
+    <string name="confirm_delete_all_accounts">Are you sure you want to delete all accounts and transactions? \nThis
+        operation cannot be undone!
+    </string>
     <plurals name="label_sub_accounts">
         <item quantity="one">%d Unterkonto</item>
         <item quantity="other">%d Unterkonten</item>

app/res/values-el/strings.xml

@@ -322,6 +322,21 @@
 	</string>
 	<string name="label_dismiss">Απόρριψη</string>
     <string name="toast_transanction_amount_required">Enter an amount to save the transaction</string>
+    <string name="menu_import_accounts">Import GnuCash Accounts</string>
+    <string name="btn_import_accounts">Import Accounts</string>
+    <string name="toast_error_importing_accounts">An error occurred while importing the GnuCash accounts</string>
+    <string name="toast_success_importing_accounts">GnuCash accounts successfully imported</string>
+    <string name="summary_import_accounts">Import account structure exported from GnuCash desktop</string>
+    <string name="title_import_accounts">Import GnuCash accounts</string>
+    <string name="summary_delete_all_accounts">Delete all accounts in the database. All transactions will be deleted as
+        well.
+    </string>
+    <string name="title_delete_all_accounts">Delete all accounts</string>
+    <string name="header_account_settings">Accounts</string>
+    <string name="toast_all_accounts_deleted">All accounts have been successfully deleted</string>
+    <string name="confirm_delete_all_accounts">Are you sure you want to delete all accounts and transactions? \nThis
+        operation cannot be undone!
+    </string>
     <plurals name="label_sub_accounts">
         <item quantity="one">%d sub-account</item>
         <item quantity="other">%d sub-accounts</item>

app/res/values-es-rMX/strings.xml

@@ -315,6 +315,21 @@
 	</string>
 	<string name="label_dismiss">Dismiss</string>
     <string name="toast_transanction_amount_required">Enter an amount to save the transaction</string>
+    <string name="menu_import_accounts">Import GnuCash Accounts</string>
+    <string name="btn_import_accounts">Import Accounts</string>
+    <string name="toast_error_importing_accounts">An error occurred while importing the GnuCash accounts</string>
+    <string name="toast_success_importing_accounts">GnuCash accounts successfully imported</string>
+    <string name="summary_import_accounts">Import account structure exported from GnuCash desktop</string>
+    <string name="title_import_accounts">Import GnuCash accounts</string>
+    <string name="summary_delete_all_accounts">Delete all accounts in the database. All transactions will be deleted as
+        well.
+    </string>
+    <string name="title_delete_all_accounts">Delete all accounts</string>
+    <string name="header_account_settings">Accounts</string>
+    <string name="toast_all_accounts_deleted">All accounts have been successfully deleted</string>
+    <string name="confirm_delete_all_accounts">Are you sure you want to delete all accounts and transactions? \nThis
+        operation cannot be undone!
+    </string>
     <plurals name="label_sub_accounts">
         <item quantity="one">%d sub-account</item>
         <item quantity="other">%d sub-accounts</item>

app/res/values-es/strings.xml

@@ -316,6 +316,21 @@
 	</string>
 	<string name="label_dismiss">Cerrar</string>
     <string name="toast_transanction_amount_required">Enter an amount to save the transaction</string>
+    <string name="menu_import_accounts">Import GnuCash Accounts</string>
+    <string name="btn_import_accounts">Import Accounts</string>
+    <string name="toast_error_importing_accounts">An error occurred while importing the GnuCash accounts</string>
+    <string name="toast_success_importing_accounts">GnuCash accounts successfully imported</string>
+    <string name="summary_import_accounts">Import account structure exported from GnuCash desktop</string>
+    <string name="title_import_accounts">Import GnuCash accounts</string>
+    <string name="summary_delete_all_accounts">Delete all accounts in the database. All transactions will be deleted as
+        well.
+    </string>
+    <string name="title_delete_all_accounts">Delete all accounts</string>
+    <string name="header_account_settings">Accounts</string>
+    <string name="toast_all_accounts_deleted">All accounts have been successfully deleted</string>
+    <string name="confirm_delete_all_accounts">Are you sure you want to delete all accounts and transactions? \nThis
+        operation cannot be undone!
+    </string>
     <plurals name="label_sub_accounts">
         <item quantity="one">%d sub-account</item>
         <item quantity="other">%d sub-accounts</item>

app/res/values-fr/strings.xml

@@ -316,6 +316,21 @@
 	</string>
 	<string name="label_dismiss">Passer</string>
     <string name="toast_transanction_amount_required">Enter an amount to save the transaction</string>
+    <string name="menu_import_accounts">Import GnuCash Accounts</string>
+    <string name="btn_import_accounts">Import Accounts</string>
+    <string name="toast_error_importing_accounts">An error occurred while importing the GnuCash accounts</string>
+    <string name="toast_success_importing_accounts">GnuCash accounts successfully imported</string>
+    <string name="summary_import_accounts">Import account structure exported from GnuCash desktop</string>
+    <string name="title_import_accounts">Import GnuCash accounts</string>
+    <string name="summary_delete_all_accounts">Delete all accounts in the database. All transactions will be deleted as
+        well.
+    </string>
+    <string name="title_delete_all_accounts">Delete all accounts</string>
+    <string name="header_account_settings">Accounts</string>
+    <string name="toast_all_accounts_deleted">All accounts have been successfully deleted</string>
+    <string name="confirm_delete_all_accounts">Are you sure you want to delete all accounts and transactions? \nThis
+        operation cannot be undone!
+    </string>
     <plurals name="label_sub_accounts">
         <item quantity="one">%d sub-account</item>
         <item quantity="other">%d sub-accounts</item>

app/res/values-hu/strings.xml

@@ -315,6 +315,21 @@
 	</string>
 	<string name="label_dismiss">Dismiss</string>
     <string name="toast_transanction_amount_required">Enter an amount to save the transaction</string>
+    <string name="menu_import_accounts">Import GnuCash Accounts</string>
+    <string name="btn_import_accounts">Import Accounts</string>
+    <string name="toast_error_importing_accounts">An error occurred while importing the GnuCash accounts</string>
+    <string name="toast_success_importing_accounts">GnuCash accounts successfully imported</string>
+    <string name="summary_import_accounts">Import account structure exported from GnuCash desktop</string>
+    <string name="title_import_accounts">Import GnuCash accounts</string>
+    <string name="summary_delete_all_accounts">Delete all accounts in the database. All transactions will be deleted as
+        well.
+    </string>
+    <string name="title_delete_all_accounts">Delete all accounts</string>
+    <string name="header_account_settings">Accounts</string>
+    <string name="toast_all_accounts_deleted">All accounts have been successfully deleted</string>
+    <string name="confirm_delete_all_accounts">Are you sure you want to delete all accounts and transactions? \nThis
+        operation cannot be undone!
+    </string>
     <plurals name="label_sub_accounts">
         <item quantity="one">%d sub-account</item>
         <item quantity="other">%d sub-accounts</item>

app/res/values-it/strings.xml

@@ -316,6 +316,21 @@
 	</string>
 	<string name="label_dismiss">Chiudi</string>
     <string name="toast_transanction_amount_required">Enter an amount to save the transaction</string>
+    <string name="menu_import_accounts">Import GnuCash Accounts</string>
+    <string name="btn_import_accounts">Import Accounts</string>
+    <string name="toast_error_importing_accounts">An error occurred while importing the GnuCash accounts</string>
+    <string name="toast_success_importing_accounts">GnuCash accounts successfully imported</string>
+    <string name="summary_import_accounts">Import account structure exported from GnuCash desktop</string>
+    <string name="title_import_accounts">Import GnuCash accounts</string>
+    <string name="summary_delete_all_accounts">Delete all accounts in the database. All transactions will be deleted as
+        well.
+    </string>
+    <string name="title_delete_all_accounts">Delete all accounts</string>
+    <string name="header_account_settings">Accounts</string>
+    <string name="toast_all_accounts_deleted">All accounts have been successfully deleted</string>
+    <string name="confirm_delete_all_accounts">Are you sure you want to delete all accounts and transactions? \nThis
+        operation cannot be undone!
+    </string>
     <plurals name="label_sub_accounts">
         <item quantity="one">%d sub-account</item>
         <item quantity="other">%d sub-accounts</item>

app/res/values-nb/strings.xml

@@ -319,6 +319,21 @@ format og importeres i regnskapsprogrammet GnuCash for PC.</string>
 	</string>
 	<string name="label_dismiss">Ferdig</string>
     <string name="toast_transanction_amount_required">Enter an amount to save the transaction</string>
+    <string name="menu_import_accounts">Import GnuCash Accounts</string>
+    <string name="btn_import_accounts">Import Accounts</string>
+    <string name="toast_error_importing_accounts">An error occurred while importing the GnuCash accounts</string>
+    <string name="toast_success_importing_accounts">GnuCash accounts successfully imported</string>
+    <string name="summary_import_accounts">Import account structure exported from GnuCash desktop</string>
+    <string name="title_import_accounts">Import GnuCash accounts</string>
+    <string name="summary_delete_all_accounts">Delete all accounts in the database. All transactions will be deleted as
+        well.
+    </string>
+    <string name="title_delete_all_accounts">Delete all accounts</string>
+    <string name="header_account_settings">Accounts</string>
+    <string name="toast_all_accounts_deleted">All accounts have been successfully deleted</string>
+    <string name="confirm_delete_all_accounts">Are you sure you want to delete all accounts and transactions? \nThis
+        operation cannot be undone!
+    </string>
     <plurals name="label_sub_accounts">
         <item quantity="one">%d sub-account</item>
         <item quantity="other">%d sub-accounts</item>

app/res/values-nl/strings.xml

@@ -316,6 +316,21 @@
 	</string>
 	<string name="label_dismiss">Wijs af</string>
     <string name="toast_transanction_amount_required">Vul een bedrag in om de transactie op te slaan.</string>
+    <string name="menu_import_accounts">Import GnuCash Accounts</string>
+    <string name="btn_import_accounts">Import Accounts</string>
+    <string name="toast_error_importing_accounts">An error occurred while importing the GnuCash accounts</string>
+    <string name="toast_success_importing_accounts">GnuCash accounts successfully imported</string>
+    <string name="summary_import_accounts">Import account structure exported from GnuCash desktop</string>
+    <string name="title_import_accounts">Import GnuCash accounts</string>
+    <string name="summary_delete_all_accounts">Delete all accounts in the database. All transactions will be deleted as
+        well.
+    </string>
+    <string name="title_delete_all_accounts">Delete all accounts</string>
+    <string name="header_account_settings">Accounts</string>
+    <string name="toast_all_accounts_deleted">All accounts have been successfully deleted</string>
+    <string name="confirm_delete_all_accounts">Are you sure you want to delete all accounts and transactions? \nThis
+        operation cannot be undone!
+    </string>
     <plurals name="label_sub_accounts">
         <item quantity="one">%d sub-account</item>
         <item quantity="other">%d sub-accounts</item>

app/res/values-pt-rBR/strings.xml

@@ -315,6 +315,21 @@
 	  </string>
 	  <string name="label_dismiss">Descartar</string>
     <string name="toast_transanction_amount_required">Enter an amount to save the transaction</string>
+    <string name="menu_import_accounts">Import GnuCash Accounts</string>
+    <string name="btn_import_accounts">Import Accounts</string>
+    <string name="toast_error_importing_accounts">An error occurred while importing the GnuCash accounts</string>
+    <string name="toast_success_importing_accounts">GnuCash accounts successfully imported</string>
+    <string name="summary_import_accounts">Import account structure exported from GnuCash desktop</string>
+    <string name="title_import_accounts">Import GnuCash accounts</string>
+    <string name="summary_delete_all_accounts">Delete all accounts in the database. All transactions will be deleted as
+        well.
+    </string>
+    <string name="title_delete_all_accounts">Delete all accounts</string>
+    <string name="header_account_settings">Accounts</string>
+    <string name="toast_all_accounts_deleted">All accounts have been successfully deleted</string>
+    <string name="confirm_delete_all_accounts">Are you sure you want to delete all accounts and transactions? \nThis
+        operation cannot be undone!
+    </string>
     <plurals name="label_sub_accounts">
         <item quantity="one">%d sub-account</item>
         <item quantity="other">%d sub-accounts</item>

app/res/values-ru/strings.xml

@@ -316,6 +316,21 @@
 	</string>
 	<string name="label_dismiss">Dismiss</string>
     <string name="toast_transanction_amount_required">Enter an amount to save the transaction</string>
+    <string name="menu_import_accounts">Import GnuCash Accounts</string>
+    <string name="btn_import_accounts">Import Accounts</string>
+    <string name="toast_error_importing_accounts">An error occurred while importing the GnuCash accounts</string>
+    <string name="toast_success_importing_accounts">GnuCash accounts successfully imported</string>
+    <string name="summary_import_accounts">Import account structure exported from GnuCash desktop</string>
+    <string name="title_import_accounts">Import GnuCash accounts</string>
+    <string name="summary_delete_all_accounts">Delete all accounts in the database. All transactions will be deleted as
+        well.
+    </string>
+    <string name="title_delete_all_accounts">Delete all accounts</string>
+    <string name="header_account_settings">Accounts</string>
+    <string name="toast_all_accounts_deleted">All accounts have been successfully deleted</string>
+    <string name="confirm_delete_all_accounts">Are you sure you want to delete all accounts and transactions? \nThis
+        operation cannot be undone!
+    </string>
     <plurals name="label_sub_accounts">
         <item quantity="one">%d sub-account</item>
         <item quantity="other">%d sub-accounts</item>

app/res/values/strings.xml

@@ -509,6 +509,23 @@
 	</string>
 	<string name="label_dismiss">Dismiss</string>
     <string name="toast_transanction_amount_required">Enter an amount to save the transaction</string>
+    <string name="menu_import_accounts">Import GnuCash Accounts</string>
+    <string name="btn_import_accounts">Import Accounts</string>
+    <string name="toast_error_importing_accounts">An error occurred while importing the GnuCash accounts</string>
+    <string name="toast_success_importing_accounts">GnuCash Accounts successfully imported</string>
+    <string name="key_import_accounts">import_gnucash_accounts</string>
+    <string name="summary_import_accounts">Import account structure exported from GnuCash desktop</string>
+    <string name="title_import_accounts">Import GnuCash accounts</string>
+    <string name="key_delete_all_accounts">delete_all_accounts</string>
+    <string name="summary_delete_all_accounts">Delete all accounts in the database. All transactions will be deleted as
+        well.
+    </string>
+    <string name="title_delete_all_accounts">Delete all accounts</string>
+    <string name="header_account_settings">Accounts</string>
+    <string name="toast_all_accounts_deleted">All accounts have been successfully deleted</string>
+    <string name="confirm_delete_all_accounts">Are you sure you want to delete all accounts and transactions? \nThis
+        operation cannot be undone!
+    </string>
     <plurals name="label_sub_accounts">
         <item quantity="one">%d sub-account</item>
         <item quantity="other">%d sub-accounts</item>

app/res/xml/fragment_about_preferences.xml

@@ -16,13 +16,15 @@
 -->
 
 <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android" >
-    <Preference android:key="@string/key_about" android:summary="@string/summary_about_gnucash" android:title="@string/title_about"/><Preference android:key="@string/key_build_version" android:title="@string/title_build_version"/>
+    <Preference android:key="@string/key_about" android:summary="@string/summary_about_gnucash"
+                android:title="@string/title_about"/>
+    <Preference android:key="@string/key_build_version" android:title="@string/title_build_version"/>
     <Preference android:summary="@string/summary_licence_details" 
         android:title="@string/title_license" 
         android:key="@string/key_license">
         <intent android:action="android.intent.action.VIEW"
         	android:data="http://www.apache.org/licenses/LICENSE-2.0.html" />
-	</Preference>
+	</Preference>
 
 
 </PreferenceScreen>

app/res/xml/fragment_account_preferences.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
+    <Preference android:key="@string/key_import_accounts"
+                android:summary="@string/summary_import_accounts"
+                android:title="@string/title_import_accounts" />
+    <Preference android:key="@string/key_delete_all_accounts"
+                android:summary="@string/summary_delete_all_accounts"
+                android:title="@string/title_delete_all_accounts" />
+</PreferenceScreen>

app/res/xml/preference_headers.xml

@@ -16,7 +16,9 @@
 -->
 <preference-headers xmlns:android="http://schemas.android.com/apk/res/android">
     <header android:fragment="org.gnucash.android.ui.settings.GeneralPreferenceFragment"        
-        android:title="@string/header_general_settings" />    
+        android:title="@string/header_general_settings" />
+    <header android:fragment="org.gnucash.android.ui.settings.AccountPreferencesFragment"
+            android:title="@string/header_account_settings" />
     <header android:fragment="org.gnucash.android.ui.settings.TransactionsPreferenceFragment" 
         android:title="@string/header_transaction_settings" />
     <header android:fragment="org.gnucash.android.ui.settings.AboutPreferenceFragment"