Add preference to open most recently used list

app/src/main/java/com/todoroo/astrid/activity/MainActivity.kt

@@ -33,7 +33,6 @@ import io.reactivex.schedulers.Schedulers
 import org.tasks.BuildConfig
 import org.tasks.LocalBroadcastManager
 import org.tasks.R
-import org.tasks.Strings.isNullOrEmpty
 import org.tasks.activities.TagSettingsActivity
 import org.tasks.billing.Inventory
 import org.tasks.data.Place
@@ -56,8 +55,8 @@ import org.tasks.themes.Theme
 import org.tasks.themes.ThemeColor
 import org.tasks.ui.DeadlineControlSet.DueDateChangeListener
 import org.tasks.ui.EmptyTaskEditFragment.Companion.newEmptyTaskEditFragment
-import org.tasks.ui.NavigationDrawerFragment
 import org.tasks.ui.ListFragment.OnListChanged
+import org.tasks.ui.NavigationDrawerFragment
 import org.tasks.ui.TaskListViewModel
 import javax.inject.Inject
 
@@ -182,7 +181,11 @@ class MainActivity : InjectingAppCompatActivity(), TaskListFragmentCallbackHandl
                     Single.fromCallable {
                         val filter = intent.getStringExtra(LOAD_FILTER)
                         intent.removeExtra(LOAD_FILTER)
-                        if (isNullOrEmpty(filter)) defaultFilterProvider.defaultFilter else defaultFilterProvider.getFilterFromPreference(filter)
+                        if (filter.isNullOrBlank()) {
+                            defaultFilterProvider.startupFilter
+                        } else {
+                            defaultFilterProvider.getFilterFromPreference(filter)
+                        }
                     }
                             .subscribeOn(Schedulers.io())
                             .observeOn(AndroidSchedulers.mainThread())
@@ -245,6 +248,7 @@ class MainActivity : InjectingAppCompatActivity(), TaskListFragmentCallbackHandl
         }
         filter = newFilter
         navigationDrawer.setSelected(filter)
+        defaultFilterProvider.setLastViewedFilter(filter)
         applyTheme()
         val fragmentManager = supportFragmentManager
         fragmentManager

app/src/main/java/org/tasks/preferences/DefaultFilterProvider.java

@@ -94,6 +94,10 @@ public class DefaultFilterProvider {
     setFilterPreference(filter, R.string.p_default_list);
   }
 
+  public void setLastViewedFilter(Filter filter) {
+    setFilterPreference(filter, R.string.p_last_viewed_list);
+  }
+
   public Filter getDefaultRemoteList() {
     return getFilterFromPreference(
         preferences.getStringValue(R.string.p_default_remote_list), null);
@@ -103,6 +107,13 @@ public class DefaultFilterProvider {
     setFilterPreference(filter, R.string.p_default_remote_list);
   }
 
+  public Filter getStartupFilter() {
+    return getFilterFromPreference(
+        preferences.getBoolean(R.string.p_open_last_viewed_list, true)
+            ? R.string.p_last_viewed_list
+            : R.string.p_default_list);
+  }
+
   public Filter getFilterFromPreference(int resId) {
     return getFilterFromPreference(preferences.getStringValue(resId));
   }

app/src/main/java/org/tasks/widget/ShortcutConfigActivity.java

@@ -74,7 +74,7 @@ public class ShortcutConfigActivity extends ThemedInjectingAppCompatActivity
     toolbar.setNavigationOnClickListener(v -> save());
 
     if (icicle == null) {
-      selectedFilter = defaultFilterProvider.getDefaultFilter();
+      selectedFilter = defaultFilterProvider.getStartupFilter();
       selectedTheme = 7;
     } else {
       selectedFilter = icicle.getParcelable(EXTRA_FILTER);

app/src/main/res/values/keys.xml

@@ -281,6 +281,8 @@
   <string name="p_collect_statistics">collect_statistics</string>
   <string name="p_back_button_saves_task">back_button_saves_task</string>
 
+  <string name="p_open_last_viewed_list">open_last_viewed_list</string>
+  <string name="p_last_viewed_list">last_viewed_list</string>
   <string name="p_default_list">default_list</string>
 
   <string name="p_badges_enabled">badges_enabled</string>

app/src/main/res/values/strings.xml

@@ -631,4 +631,6 @@ File %1$s contained %2$s.\n\n
   <string name="got_it">Got it!</string>
   <string name="sort_created_group">Created %s</string>
   <string name="sort_modified_group">Modified %s</string>
+  <string name="on_launch">On launch</string>
+  <string name="open_last_viewed_list">Open last viewed list</string>
 </resources>

app/src/main/res/xml/preferences_look_and_feel.xml

@@ -27,12 +27,24 @@
     android:summaryOff="@string/desaturate_colors_summary_off" />
 
   <PreferenceCategory
-    android:key="@string/task_list_options"
+    android:title="@string/on_launch">
-    android:title="@string/task_list_options">
+
+    <SwitchPreferenceCompat
+      android:defaultValue="true"
+      android:key="@string/p_open_last_viewed_list"
+      android:disableDependentsState="true"
+      android:title="@string/open_last_viewed_list" />
 
     <Preference
       android:key="@string/p_default_list"
-      android:title="@string/default_list" />
+      android:title="@string/widget_open_list"
+      android:dependency="@string/p_open_last_viewed_list" />
+
+  </PreferenceCategory>
+
+  <PreferenceCategory
+    android:key="@string/task_list_options"
+    android:title="@string/task_list_options">
 
     <SeekBarPreference
       android:defaultValue="16"