android 4.4 添加物理按键
kernel下添加
linux-3.4/drivers/input/keyboard/Makefile
linux-3.4/drivers/input/keyboard/sw-keyboard.c
sw_scankeycodes[]={
[1] = KEY_GPS,
}
android 下添加
device/softwinner/wing-k70/configs/sw-keyboard.kl
key 249 GPS WAKE
frameworks/base/core/res/values/attrs.xml
<enum name="KEYCODE_GPS" value="249" />
frameworks/native/libs/input/input.cpp
isSystemKey( int32_t keyCode){
case AKEYCODE_GSP:
return true;
}
frameworks/native/include/android/keycodes.h
AKEYCODE_GPS = 249,
frameworks/base/core/java/android/view/keyEvent.java
public static final int KEYCODE_GPS = 249;
private static final int LAST_KEYCODE = KEYCODE_GSP;
populateKeycodeSymbolicName()
names.append(KEYCODE_MEDIA_AUDIO_TRACK,"KEYCODE_GPS");
frameworks/base/policy/src/com/android/internal/policy/impl/phoneWindowManager.java
interceptKeyBeforeDispatching()
else if(keyCode == KeyEvent.KEYCODE_GPS){ //frameworks 中处理物理按键
}
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