Provide user control over the account size measurement and search

result counting that are displayed in the Accouts Activity.  These can
both be slow, so some users may opt-out.

res/values/strings.xml

@@ -635,6 +635,7 @@ Welcome to K-9 Mail setup.  K-9 is an open source mail client for Android origin
     <string name="display_preferences">Global Preferences</string>
     <string name="debug_preferences">Debugging</string>
     <string name="operational_preferences">Sync</string>
+    <string name="accountlist_preferences">Account List</string>
     <string name="messagelist_preferences">Message Lists</string>
     <string name="settings_theme_label">Theme</string>
     
@@ -683,6 +684,12 @@ Welcome to K-9 Mail setup.  K-9 is an open source mail client for Android origin
     <string name="gestures_title">Gestures</string>
     <string name="gestures_summary">Accept gesture control</string>
     
+    <string name="measure_accounts_title">Show account size</string>
+    <string name="measure_accounts_summary">Turn off for faster display</string>
+    
+    <string name="count_search_title">Count search results</string>
+    <string name="count_search_summary">Turn off for faster display</string>
+    
     <string name="search_unread_messages_title">All unread messages</string>
     <string name="search_unread_messages_detail">Unread messages in searchable accounts</string>
         

res/xml/global_preferences.xml

@@ -42,6 +42,16 @@
         android:title="@string/gestures_title"
         android:summary="@string/gestures_summary"
         />
+    </PreferenceCategory>
+     <PreferenceCategory android:title="@string/accountlist_preferences" android:key="accountlist_preferences">
+         <CheckBoxPreference
+            android:key="measure_accounts"
+            android:title="@string/measure_accounts_title"
+            android:summary="@string/measure_accounts_summary"/>
+        <CheckBoxPreference
+            android:key="count_search"
+            android:title="@string/count_search_title"
+            android:summary="@string/count_search_summary"/>
     </PreferenceCategory>
     <PreferenceCategory android:title="@string/messagelist_preferences" android:key="messagelist_preferences">
          <CheckBoxPreference

src/com/fsck/k9/Account.java

@@ -430,7 +430,10 @@ public class Account implements BaseAccount
         int unreadMessageCount = 0;
         int flaggedMessageCount = 0;
         LocalStore localStore = getLocalStore();
-        stats.size = localStore.getSize();
+        if (K9.measureAccounts())
+        {
+            stats.size = localStore.getSize();
+        }
         Account.FolderMode aMode = getFolderDisplayMode();
         Preferences prefs = Preferences.getPreferences(context);
         for (LocalFolder folder : localStore.getPersonalNamespaces())

src/com/fsck/k9/AccountStats.java

@@ -7,7 +7,7 @@ import java.io.Serializable;
 
 public class AccountStats implements Serializable
 {
-    public long size = 0;
+    public long size = -1;
     public int unreadMessageCount = 0;
     public int flaggedMessageCount = 0;
 }

src/com/fsck/k9/K9.java

@@ -72,6 +72,8 @@ public class K9 extends Application
     private static boolean mMessageListCheckboxes = false;
     private static boolean mMessageListTouchable = false;
     private static boolean mGesturesEnabled = true;
+    private static boolean mMeasureAccounts = true;
+    private static boolean mCountSearchMessages = true;
 
     /**
      * We use WebSettings.getBlockNetworkLoads() to prevent the WebView that displays email
@@ -319,6 +321,8 @@ public class K9 extends Application
         editor.putString("backgroundOperations", K9.backgroundOps.toString());
         editor.putBoolean("animations", mAnimations);
         editor.putBoolean("gesturesEnabled", mGesturesEnabled);
+        editor.putBoolean("measureAccounts", mMeasureAccounts);
+        editor.putBoolean("countSearchMessages", mCountSearchMessages);
         editor.putBoolean("messageListStars",mMessageListStars);
         editor.putBoolean("messageListCheckboxes",mMessageListCheckboxes);
         editor.putBoolean("messageListTouchable",mMessageListTouchable);
@@ -336,6 +340,8 @@ public class K9 extends Application
         DEBUG_SENSITIVE = sprefs.getBoolean("enableSensitiveLogging", false);
         mAnimations = sprefs.getBoolean("animations", true);
         mGesturesEnabled = sprefs.getBoolean("gesturesEnabled", true);
+        mMeasureAccounts = sprefs.getBoolean("measureAccounts", true);
+        mCountSearchMessages = sprefs.getBoolean("countSearchMessages", true);
         mMessageListStars = sprefs.getBoolean("messageListStars",true);
         mMessageListCheckboxes = sprefs.getBoolean("messageListCheckboxes",false);
         mMessageListTouchable = sprefs.getBoolean("messageListTouchable",false);
@@ -535,4 +541,24 @@ public class K9 extends Application
             }
         }
     }
+
+    public static boolean measureAccounts()
+    {
+        return mMeasureAccounts;
+    }
+
+    public static void setMeasureAccounts(boolean measureAccounts)
+    {
+        mMeasureAccounts = measureAccounts;
+    }
+
+    public static boolean countSearchMessages()
+    {
+        return mCountSearchMessages;
+    }
+
+    public static void setCountSearchMessages(boolean countSearchMessages)
+    {
+        mCountSearchMessages = countSearchMessages;
+    }
 }

src/com/fsck/k9/activity/Accounts.java

@@ -101,7 +101,7 @@ public class Accounts extends K9ListActivity implements OnItemClickListener, OnC
                 public void run()
                 {
                     AccountStats stats = accountStats.get(account.getUuid());
-                    if (stats != null)
+                    if (newSize != -1 && stats != null && K9.measureAccounts())
                     {
                         stats.size = newSize;
                     }
@@ -420,14 +420,16 @@ public class Accounts extends K9ListActivity implements OnItemClickListener, OnC
 
         for (BaseAccount account : newAccounts)
         {
-            pendingWork.put(account, "true");
+            
             if (account instanceof Account)
             {
+                pendingWork.put(account, "true");
                 Account realAccount = (Account)account;
                 MessagingController.getInstance(getApplication()).getAccountStats(Accounts.this, realAccount, mListener);
             }
-            else if (account instanceof SearchAccount)
+            else if (K9.countSearchMessages() && account instanceof SearchAccount)
             {
+                pendingWork.put(account, "true");
                 SearchAccount searchAccount = (SearchAccount)account;
             
                 MessagingController.getInstance(getApplication()).searchLocalMessages(searchAccount, null, mListener);
@@ -791,7 +793,7 @@ public class Accounts extends K9ListActivity implements OnItemClickListener, OnC
             }
             AccountStats stats = accountStats.get(account.getUuid());
             
-            if (stats != null && account instanceof Account)
+            if (stats != null && account instanceof Account && stats.size >= 0)
             {
                 holder.email.setText(SizeFormatter.formatSize(Accounts.this, stats.size));
             }

src/com/fsck/k9/activity/setup/Prefs.java

@@ -31,6 +31,8 @@ public class Prefs extends K9PreferenceActivity
     private static final String PREFERENCE_MESSAGELIST_CHECKBOXES = "messagelist_checkboxes";
     private static final String PREFERENCE_MESSAGELIST_TOUCHABLE = "messagelist_touchable";
 
+    private static final String PREFERENCE_MEASURE_ACCOUNTS = "measure_accounts";
+    private static final String PREFERENCE_COUNT_SEARCH = "count_search";
     private ListPreference mTheme;
     private ListPreference mDateFormat;
     private ListPreference mBackgroundOps;
@@ -41,6 +43,8 @@ public class Prefs extends K9PreferenceActivity
     private CheckBoxPreference mStars;
     private CheckBoxPreference mCheckboxes;
     private CheckBoxPreference mTouchable;
+    private CheckBoxPreference mMeasureAccounts;
+    private CheckBoxPreference mCountSearch;
 
 
     private String initBackgroundOps;
@@ -137,6 +141,12 @@ public class Prefs extends K9PreferenceActivity
 
         mTouchable = (CheckBoxPreference)findPreference(PREFERENCE_MESSAGELIST_TOUCHABLE);
         mTouchable.setChecked(K9.messageListTouchable());
+        
+        mMeasureAccounts = (CheckBoxPreference)findPreference(PREFERENCE_MEASURE_ACCOUNTS);
+        mMeasureAccounts.setChecked(K9.measureAccounts());
+        
+        mCountSearch = (CheckBoxPreference)findPreference(PREFERENCE_COUNT_SEARCH);
+        mCountSearch.setChecked(K9.countSearchMessages());
     }
 
     @Override
@@ -160,6 +170,9 @@ public class Prefs extends K9PreferenceActivity
 
         K9.setMessageListTouchable(mTouchable.isChecked());
 
+        K9.setMeasureAccounts(mMeasureAccounts.isChecked());
+        K9.setCountSearchMessages(mCountSearch.isChecked());
+
         Editor editor = preferences.edit();
         K9.save(editor);
         DateFormatter.setDateFormat(editor, mDateFormat.getValue());