Rapidly switch between editing tasks when in landscape mode

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

@@ -39,20 +39,27 @@ public class AstridWrapperActivity extends FragmentActivity
      */
     protected boolean mMultipleFragments = false;
 
-    protected FilterListActivity getFilterListFragment() {
+    public FilterListActivity getFilterListFragment() {
         FilterListActivity frag = (FilterListActivity) getSupportFragmentManager()
                 .findFragmentById(R.id.filterlist_fragment);
 
         return frag;
     }
 
-    protected TaskListActivity getTaskListFragment() {
+    public TaskListActivity getTaskListFragment() {
         TaskListActivity frag = (TaskListActivity) getSupportFragmentManager()
                 .findFragmentByTag(TaskListActivity.TAG_TASKLIST_FRAGMENT);
 
         return frag;
     }
 
+    public TaskEditActivity getTaskEditFragment() {
+        TaskEditActivity frag = (TaskEditActivity) getSupportFragmentManager()
+                .findFragmentByTag(TaskEditActivity.TAG_TASKEDIT_FRAGMENT);
+
+        return frag;
+    }
+
     /* (non-Javadoc)
      * @see android.support.v4.app.FragmentActivity#onCreate(android.os.Bundle)
      */
@@ -157,6 +164,7 @@ public class AstridWrapperActivity extends FragmentActivity
 
     @Override
     public void onTaskListItemClicked(int category, int position) {
+
     }
 
     @Override

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

@@ -654,6 +654,12 @@ public final class TaskEditActivity extends Fragment {
         Notifications.cancelNotifications(model.getId());
     }
 
+    /** Convenience method to populate fields after setting model to null */
+    public void repopulateFromScratch(Intent intent) {
+        model = null;
+        populateFields(intent);
+    }
+
     /** Populate UI component values from the model */
     public void populateFields(Intent intent) {
         loadItem(intent);
@@ -676,7 +682,7 @@ public final class TaskEditActivity extends Fragment {
     }
 
     /** Save task model from values in UI components */
-    private void save(boolean onPause) {
+    public void save(boolean onPause) {
         if(title.getText().length() > 0)
             model.setValue(Task.DELETION_DATE, 0L);
 

astrid/src/com/todoroo/astrid/adapter/TaskAdapter.java

@@ -17,7 +17,9 @@ import java.util.concurrent.atomic.AtomicReference;
 import org.json.JSONException;
 import org.json.JSONObject;
 
+import android.app.Activity;
 import android.content.BroadcastReceiver;
+import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
@@ -927,11 +929,7 @@ public class TaskAdapter extends CursorAdapter implements Filterable {
             mBar = null;
 
             if(position == 0) {
-                Intent intent = new Intent(fragment.getActivity(), TaskEditWrapperActivity.class);
-                intent.putExtra(TaskEditActivity.TOKEN_ID, taskId);
-                intent.putExtra(TaskListActivity.TOKEN_FILTER, fragment.getFilter());
-                fragment.startActivityForResult(intent, TaskListActivity.ACTIVITY_EDIT_TASK);
-                AndroidUtilities.callOverridePendingTransition(fragment.getActivity(), R.anim.slide_left_in, R.anim.slide_left_out);
+                editTask(taskId);
             } else {
                 flushSpecific(taskId);
                 try {
@@ -988,11 +986,7 @@ public class TaskAdapter extends CursorAdapter implements Filterable {
                 if (actions.size() > 0)
                     mBar.show(v);
                 else {
-                    Intent intent = new Intent(fragment.getActivity(), TaskEditWrapperActivity.class);
-                    intent.putExtra(TaskEditActivity.TOKEN_ID, taskId);
-                    intent.putExtra(TaskListActivity.TOKEN_FILTER, fragment.getFilter());
-                    fragment.getActivity().startActivityForResult(intent, TaskListActivity.ACTIVITY_EDIT_TASK);
-                    AndroidUtilities.callOverridePendingTransition(fragment.getActivity(), R.anim.slide_left_in, R.anim.slide_left_out);
+                    editTask(taskId);
                 }
             } else if (!viewHolder.task.getFlag(Task.FLAGS, Task.FLAG_IS_READONLY)) {
                 // Register a temporary receiver in case we clicked a task with no actions forthcoming and should start
@@ -1016,11 +1010,7 @@ public class TaskAdapter extends CursorAdapter implements Filterable {
             if (taskId != -1) {
                 Collection<TaskAction> actions = taskActionManager.get(taskId);
                 if (actions != null && actions.size() == 0) {
-                    Intent editIntent = new Intent(fragment.getActivity(), TaskEditWrapperActivity.class);
-                    editIntent.putExtra(TaskEditActivity.TOKEN_ID, taskId);
-                    editIntent.putExtra(TaskListActivity.TOKEN_FILTER, fragment.getFilter());
-                    fragment.getActivity().startActivityForResult(editIntent, TaskListActivity.ACTIVITY_EDIT_TASK);
-                    AndroidUtilities.callOverridePendingTransition(fragment.getActivity(), R.anim.slide_left_in, R.anim.slide_left_out);
+                    editTask(taskId);
                 }
             }
             fragment.getActivity().unregisterReceiver(this);
@@ -1028,6 +1018,22 @@ public class TaskAdapter extends CursorAdapter implements Filterable {
 
     }
 
+    private void editTask(long taskId) {
+        Activity activity = fragment.getActivity();
+        Intent intent = (Intent) activity.getIntent().clone();
+        intent.setComponent(new ComponentName(activity, TaskEditWrapperActivity.class));
+        intent.putExtra(TaskEditActivity.TOKEN_ID, taskId);
+        intent.putExtra(TaskListActivity.TOKEN_FILTER, fragment.getFilter());
+        if (activity instanceof TaskEditWrapperActivity) {
+            TaskEditActivity editActivity = ((TaskEditWrapperActivity) activity).getTaskEditFragment();
+            editActivity.save(true);
+            editActivity.repopulateFromScratch(intent);
+        } else {
+            fragment.startActivityForResult(intent, TaskListActivity.ACTIVITY_EDIT_TASK);
+            AndroidUtilities.callOverridePendingTransition(fragment.getActivity(), R.anim.slide_left_in, R.anim.slide_left_out);
+        }
+    }
+
     /**
      * Call me when the parent presses trackpad
      */