starting to think about mice

ArduinoKeyboard.h

@@ -21,13 +21,13 @@ typedef struct {
     byte rawKey;
 } Key;
 
-#define KEY_FLAGS       B000000
-#define CTRL_HELD       B000001
-#define ALT_HELD        B000010
-#define SHIFT_HELD      B000100
-#define GUI_HELD        B001000
-#define SWITCH_TO_LAYER B010000
-#define MOMENTARY_LAYER B100000
+#define KEY_FLAGS       B0000000
+#define CTRL_HELD       B0000001
+#define ALT_HELD        B0000010
+#define SHIFT_HELD      B0000100
+#define GUI_HELD        B0001000
+#define SWITCH_TO_LAYER B0010000
+#define MOMENTARY       B1000000
 
 #define LAYER_0     0
 #define LAYER_1     1
@@ -328,7 +328,7 @@ typedef struct {
 
 
 #define META_NEXT_KEYMAP_MOMENTARY 0xFF
-#define Key_NextKeymapMomentary (Key){ KEY_FLAGS | MOMENTARY_LAYER, LAYER_1 }
+#define Key_NextKeymapMomentary (Key){ KEY_FLAGS | MOMENTARY, LAYER_1 }
 
 
 

ArduinoKeyboard.ino

@@ -113,10 +113,16 @@ void scan_matrix() {
 		for (int col = 0; col < COLS; col++) {
 			//If we see an electrical connection on I->J,
 			currentMatrix[row][col] = !digitalRead(colPins[col]);
-			// while we're inspecting the electrical matrix, we look to see if the key being held is a firmware level metakey, so we can act on it, lest we only discover that we should be looking at a seconary keymap halfway through the matrix scan
+			// while we're inspecting the electrical matrix, we look 
+            // to see if the key being held is a firmware level 
+            // metakey, so we can act on it, lest we only discover 
+            // that we should be looking at a seconary keymap halfway through the matrix scan
 
 			if (previousMatrix[row][col] != currentMatrix[row][col]) {
-				if (keymaps[current_keymap][row][col].flags & MOMENTARY_LAYER ){
+
+                Key currentKey = keymaps[current_keymap][row][col];
+
+				if (currentKey.flags & MOMENTARY ){
 					if (currentMatrix[row][col]) {
 						current_keymap++;
 					} else {