Fixed bugs relating to indentation and list refreshing

astrid/plugin-src/com/todoroo/astrid/subtasks/NewOrderedListFragmentHelper.java

@@ -136,7 +136,9 @@ public class NewOrderedListFragmentHelper<LIST> {
                 Log.e("drag", "Drag Error", e); //$NON-NLS-1$ //$NON-NLS-2$
             }
             updater.writeSerialization(list, updater.serializeTree());
-            fragment.setUpTaskList();
+            updater.applyToFilter(getFilter());
+            fragment.reconstructCursor();
+            fragment.loadTaskListContent(true);
         }
     };
 
@@ -160,7 +162,9 @@ public class NewOrderedListFragmentHelper<LIST> {
                 Log.e("drag", "Indent Error", e); //$NON-NLS-1$ //$NON-NLS-2$
             }
             updater.writeSerialization(list, updater.serializeTree());
-            fragment.setUpTaskList();
+            updater.applyToFilter(getFilter());
+            fragment.reconstructCursor();
+            fragment.loadTaskListContent(true);
         }
     };
 

astrid/plugin-src/com/todoroo/astrid/subtasks/NewOrderedListUpdater.java

@@ -151,6 +151,7 @@ public abstract class NewOrderedListUpdater<LIST> {
             node.parent = newParent;
             newParent.children.add(node);
             node.indent = newParent.indent + 1;
+            adjustDescendantsIndent(node, node.indent);
         } else if (delta < 0) {
             if (parent == treeRoot) // Can't deindent a top level item
                 return;
@@ -166,10 +167,18 @@ public abstract class NewOrderedListUpdater<LIST> {
             siblings.remove(index);
             node.parent = newParent;
             node.indent = newParent.indent + 1;
+            adjustDescendantsIndent(node, node.indent);
             newSiblings.add(insertAfter + 1, node);
         }
     }
 
+    private void adjustDescendantsIndent(Node node, int baseIndent) {
+        for (Node child : node.children) {
+            child.indent = baseIndent + 1;
+            adjustDescendantsIndent(child, child.indent);
+        }
+    }
+
     public void moveTo(long targetTaskId, long beforeTaskId) {
         Node target = idToNode.get(targetTaskId);
         if (target == null)
@@ -194,13 +203,22 @@ public abstract class NewOrderedListUpdater<LIST> {
         Node newParent = beforeThis.parent;
         ArrayList<Node> newSiblings = newParent.children;
 
-        int index = newSiblings.indexOf(beforeThis);
-        if (index < 0)
+        int beforeIndex = newSiblings.indexOf(beforeThis);
+        if (beforeIndex < 0)
+            return;
+
+        int nodeIndex = oldSiblings.indexOf(moveThis);
+        if (nodeIndex < 0)
             return;
 
         moveThis.parent = newParent;
+        moveThis.indent = moveThis.parent.indent + 1;
         oldSiblings.remove(moveThis);
-        newSiblings.add(index, moveThis);
+
+        if (newSiblings == oldSiblings && beforeIndex > nodeIndex) {
+            beforeIndex--;
+        }
+        newSiblings.add(beforeIndex, moveThis);
     }
 
     private void moveToEndOfList(Node moveThis) {

astrid/src/com/todoroo/astrid/activity/TaskListFragment.java

@@ -895,11 +895,34 @@ public class TaskListFragment extends ListFragment implements OnScrollListener,
      * @param withCustomId
      *            force task with given custom id to be part of list
      */
-    @SuppressWarnings("nls")
     public void setUpTaskList() {
         if (filter == null)
             return;
 
+        TodorooCursor<Task> currentCursor = constructCursor();
+        if (currentCursor == null)
+            return;
+
+        // set up list adapters
+        taskAdapter = createTaskAdapter(currentCursor);
+
+        setListAdapter(taskAdapter);
+        getListView().setOnScrollListener(this);
+        registerForContextMenu(getListView());
+
+        loadTaskListContent(true);
+    }
+
+    public Property<?>[] taskProperties() {
+        return TaskAdapter.PROPERTIES;
+    }
+
+    public Filter getFilter() {
+        return filter;
+    }
+
+    @SuppressWarnings("nls")
+    private TodorooCursor<Task> constructCursor() {
         String tagName = null;
         if (getActiveTagData() != null)
             tagName = getActiveTagData().getValue(TagData.NAME);
@@ -936,35 +959,24 @@ public class TaskListFragment extends ListFragment implements OnScrollListener,
             groupedQuery = sqlQueryTemplate.get() + " GROUP BY " + Task.ID;
         sqlQueryTemplate.set(groupedQuery);
 
-        // perform query
-        TodorooCursor<Task> currentCursor;
+        // Peform query
         try {
-            currentCursor = taskService.fetchFiltered(
+            return taskService.fetchFiltered(
                 sqlQueryTemplate.get(), null, taskProperties());
         } catch (SQLiteException e) {
             // We don't show this error anymore--seems like this can get triggered
             // by a strange bug, but there seems to not be any negative side effect.
             // For now, we'll suppress the error
             // See http://astrid.com/home#tags-7tsoi/task-1119pk
-            return;
+            return null;
         }
-
-        // set up list adapters
-        taskAdapter = createTaskAdapter(currentCursor);
-
-        setListAdapter(taskAdapter);
-        getListView().setOnScrollListener(this);
-        registerForContextMenu(getListView());
-
-        loadTaskListContent(true);
     }
 
-    public Property<?>[] taskProperties() {
-        return TaskAdapter.PROPERTIES;
-    }
-
-    public Filter getFilter() {
-        return filter;
+    public void reconstructCursor() {
+        TodorooCursor<Task> cursor = constructCursor();
+        if (cursor == null)
+            return;
+        taskAdapter.changeCursor(cursor);
     }
 
     /**