鼠标中键映射为MENU键

index 9dbabfb6..d9483155
--- a/native/services/inputflinger/InputReader.cpp
+++ b/native/services/inputflinger/InputReader.cpp
@@ -212,7 +212,7 @@ static inline bool sourcesMatchMask(uint32_t sources, uint32_t sourceMask) {
 static bool isPointerDown(int32_t buttonState) {
     return buttonState &
             (AMOTION_EVENT_BUTTON_PRIMARY | AMOTION_EVENT_BUTTON_SECONDARY
-                    | AMOTION_EVENT_BUTTON_TERTIARY);
+                               /* | AMOTION_EVENT_BUTTON_TERTIARY */);
 }


 static float calculateCommonVector(float a, float b) {
@@ -251,6 +251,9 @@ static void synthesizeButtonKeys(InputReaderContext* context, int32_t action,
     synthesizeButtonKey(context, action, when, deviceId, source, policyFlags,
             lastButtonState, currentButtonState,
             AMOTION_EVENT_BUTTON_FORWARD, AKEYCODE_FORWARD);
+       synthesizeButtonKey(context, action, when, deviceId, source, policyFlags,
+            lastButtonState, currentButtonState,
+            AMOTION_EVENT_BUTTON_TERTIARY, AKEYCODE_MENU);// MIDDLE mouth -> menu
 }


不解释太多，USB事件是从common/drivers/input/mousedev.c上报，在InputReader中解析，与常规的按键事件小有差别
调试命令：getevent -p，或者-i，或者-l，dumpsys input可以查看键值和up/down状态