MTK Android12 修改鼠标右键为返回键

MTK Android12 修改鼠标右键为返回键

• 需求
• 解决

需求

项目中未添加TP功能，需要用鼠标进行操作，将鼠标右键赋予返回功能。

解决

路径：frameworks/native/services/inputflinger/reader/mapper/accumulator/CursorButtonAccumulator.cpp

diff --git a/frameworks/native/services/inputflinger/reader/mapper/accumulator/CursorButtonAccumulator.cpp b/frameworks/native/services/inputflinger/reader/mapper/accumulator/CursorButtonAccumulator.cpp
index 2d7d73b..d6fdce5 100644 (file)
--- a/frameworks/native/services/inputflinger/reader/mapper/accumulator/CursorButtonAccumulator.cpp
+++ b/frameworks/native/services/inputflinger/reader/mapper/accumulator/CursorButtonAccumulator.cpp
@@ -84,7 +84,8 @@ uint32_t CursorButtonAccumulator::getButtonState() const {
         result |= AMOTION_EVENT_BUTTON_PRIMARY;
     }
     if (mBtnRight) {
-        result |= AMOTION_EVENT_BUTTON_SECONDARY;
+        //result |= AMOTION_EVENT_BUTTON_SECONDARY;
+               result |= AMOTION_EVENT_BUTTON_BACK;
     }
     if (mBtnMiddle) {
         result |= AMOTION_EVENT_BUTTON_TERTIARY;