ile(BATTERY_PRESENT_PATH, buf, SIZE) > 0) {
if (buf[0] == '1') {
return 1;
}
}
return 0;
}
int battery_capacity()
{
char buf[SIZE];
if (readFromFile(BATTERY_CAPACITY_PATH, buf, SIZE) > 0) {
return atoi(buf);
}
return 0;
}
int battery_voltage()
{
char buf[SIZE];
if (readFromFile(BATTERY_VOLTAGE_PATH, buf, SIZE) > 0) {
return atoi(buf);
}
return 0;
}
int battery_temperature()
{
char buf[SIZE];
if (readFromFile(BATTERY_TEMPERATURE_PATH, buf, SIZE) > 0) {
return atoi(buf);
}
return 0;
}
int capacity_full()
{
char buf[SIZE];
if (readFromFile(BATTERY_STATUS_PATH, buf, SIZE) > 0)
{
return getBatteryStatus(buf);
}
}
void do_nothing() //don't commnet it before fix zip error. shuaiwen
{
ZipArchive zip;
mzOpenZipArchive(NULL, &zip);
}
int main(int argc, char **argv)
{
int index=0;
#define CIRCLE 100 //1000x1000 microsecond
int circle=0;//interval to update battery status.
struct input_event ev;
//is AC power charging
if(!power_ac())
{
printf("battery supply,don't enter charge mode.\n\r");
return 0; //continue runing.
}
printf("entern charge mode\n\r");
//powerio_low(); //fixme,set power io low to shutdown system when unplug the power.
ui_init();
while(1)
{
circle=0;
ui_set_background(capacity_full()==STATUSCHARGING index++%BACKGROUND_ICON_END:BACKGROUND_ICON_END-1);//todo:more condition must be considered.
// ui_set_background(index++%BACKGROUND_ICON_END);
while(circle++
{
usleep(1000);
ev_get(&ev, 10);
if((ev.type == EV_KEY)&&(ev.code==62))
{
// powerio_high(); //fixme
ev_exit();
gr_exit();
return 0;//the system will continue running
}
//debug
if(ev.type==EV_KEY)printf("key:%d pressed\n",ev.code);
//
}
}
ev_exit();
gr_exit();
return 0;
}
对应的andriod.mk文件如下：
LOCAL_PATH :=$(call my-dir)
include $(CLEAR_VARS)
charge_local_path := $(LOCAL_PATH)
LOCAL_SRC_FILES :=main.c
LOCAL_MODULE := charge
LOCAL_FORCE_STATIC_EXECUTABLE := true
# This binary is in the recovery ramdisk, which is otherwise a copy of root.
# It gets copied there in config/Makefile. LOCAL_MODULE_TAGS suppresses
# a (redundant) copy of the binary in /system/bin for user builds.
# TODO: Build the ramdisk image in a more principled way.
LOCAL_MODULE_TAGS := eng
LOCAL_STATIC_LIBRARIES := libminzip libunz libminui libpixelflinger_static libpng libcutils libstdc++ libc
include $(BUILD_EXECUTABLE)
include $(charge_local_path)/minzip/Android.mk
PRODUCT_COPY_FILES += \
$(charge_local_path)/res/images/battery001.PNG:system/res/images/battery001.png \
$(charge_local_path)/res/images/battery002.PNG:system/res/images/battery002.png \
$(charge_local_path)/res/images/battery003.PNG:system/res/images/battery003.png \
$(charge_local_path)/res/images/battery004.PNG:system/res/images/battery004.png \
$(charge_local_path)/res/images/battery005.PNG:system/res/images/battery005.png \
$(charge_local_path)/res/images/battery006.PNG:system/res/images/battery006.png