1 files changed, 19 insertions, 0 deletions

diff --git a/firmware/export/button.h b/firmware/export/button.h
index 95da7adc42..6decf6ec69 100644
--- a/firmware/export/button.h
+++ b/firmware/export/button.h
@@ -64,4 +64,23 @@ int button_apply_acceleration(const unsigned int data);
 #define BUTTON_REPEAT   0x04000000
 #define BUTTON_TOUCHPAD 0x08000000
 
+#ifdef HAVE_TOUCHPAD
+#if !defined(BUTTON_TOPLEFT) || !defined(BUTTON_TOPMIDDLE) \
+ || !defined(BUTTON_TOPRIGHT) || !defined(BUTTON_MIDLEFT) \
+ || !defined(BUTTON_CENTER) || !defined(BUTTON_MIDRIGHT) \
+ || !defined(BUTTON_BOTTOMLEFT) || !defined(BUTTON_BOTTOMMIDDLE) \
+ || !defined(BUTTON_BOTTOMRIGHT)
+#error Touchpad button mode BUTTON_* defines not set up correctly
+#endif
+enum touchpad_mode {
+    TOUCHPAD_POINT = 0, /* touchpad returns pixel co-ords */
+    TOUCHPAD_BUTTON,    /* touchpad returns BUTTON_* area codes
+                           actual pixel value will still be accessable
+                           from button_get_data */
+};
+/* maybe define the number of buttons in button-target.h ? */
+void touchpad_set_mode(enum touchpad_mode mode);
+enum touchpad_mode touchpad_get_mode(void);
+#endif
+
 #endif /* _BUTTON_H_ */