Fixed a crash when dismissing popup windows

api/src/com/todoroo/andlib/utility/AndroidUtilities.java

@@ -41,6 +41,7 @@ import android.view.View;
 import android.view.View.OnTouchListener;
 import android.view.ViewGroup;
 import android.view.inputmethod.InputMethodManager;
+import android.widget.PopupWindow;
 import android.widget.TextView;
 
 import com.todoroo.andlib.data.Property;
@@ -846,4 +847,20 @@ public class AndroidUtilities {
         }
     }
 
+    /**
+     * Dismiss a popup window (should call from main thread)
+     *
+     * @param activity
+     * @param popup
+     */
+    public static void tryDismissPopup(Activity activity, final PopupWindow popup) {
+        if (popup == null)
+            return;
+        try {
+            popup.dismiss();
+        } catch (Exception e) {
+            // window already closed or something
+        }
+    }
+
 }

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

@@ -462,14 +462,10 @@ public class TaskListActivity extends AstridActivity implements MainMenuListener
     @Override
     protected void onPause() {
         super.onPause();
-        if (listsPopover != null)
+        AndroidUtilities.tryDismissPopup(this, listsPopover);
-            listsPopover.dismiss();
+        AndroidUtilities.tryDismissPopup(this, editPopover);
-        if (editPopover != null)
+        AndroidUtilities.tryDismissPopup(this, mainMenuPopover);
-            editPopover.dismiss();
+        AndroidUtilities.tryDismissPopup(this, commentsPopover);
-        if (mainMenuPopover != null)
-            mainMenuPopover.dismiss();
-        if (commentsPopover != null)
-            commentsPopover.dismiss();
     }
 
     @Override