1 files changed, 9 insertions, 0 deletions
diff --git a/include/androidfw/Input.h b/include/androidfw/Input.h
index 2c91fab..e88835e 100644
--- a/include/androidfw/Input.h
+++ b/include/androidfw/Input.h
@@ -49,6 +49,15 @@ enum {
 };
 
 enum {
+    /* Used when a motion event is not associated with any display.
+     * Typically used for non-pointer events. */
+    ADISPLAY_ID_NONE = -1,
+
+    /* The default display id. */
+    ADISPLAY_ID_DEFAULT = 0,
+};
+
+enum {
     /*
      * Indicates that an input device has switches.
      * This input source flag is hidden from the API because switches are only used by the system