【HSP3】Sony VAIO PCG-R505R/GK(2001年発売) の液晶の輝度を変えるサンプルコード | Codetter（こーどったー）

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#include "kernel32.as"
#define FILE_SHARE_READ 0x00000001
#define FILE_SHARE_WRITE 0x00000002
#define GENERIC_READ 0x80000000
#define GENERIC_WRITE 0x40000000
#define IOCTL_VIDEO_QUERY_SUPPORTED_BRIGHTNESS 0x00230494
#define IOCTL_VIDEO_QUERY_DISPLAY_BRIGHTNESS 0x00230498
#define IOCTL_VIDEO_SET_DISPLAY_BRIGHTNESS 0x0023049C
    title "VAIO NOTEBOOK LCD BRIGHTNESS "
    //デバイスのオープン(Sony Notebook Control)
    val="\\\\?\\acpi#sny5001#4&2ab4e1f1&0#{f304eb09-5c5f-11d2-b53f-0800460198ac}"
    CreateFile val,GENERIC_READ|GENERIC_WRITE,FILE_SHARE_READ|FILE_SHARE_WRITE,0,3,0,0
    if stat=-1:dialog
    hlcd=stat
// ソニーは８段階固定？
    l = ""
    repeat 9
        l+=""+cnt+"\n"
    loop
    // 現在の状態
    buf=0:br=0
    DeviceIoControl hLCD,0x00222018,"GBRT",4,varptr(buf),4,varptr(br),0
    s = buf
    combox s,,l
    button "変更",*set
    button "更新",*ref
stop
*set
    // レベル指定
    br = 0
    buf.0 = 0x54524253 //SBRT
    buf.1 = s
    DeviceIoControl hLCD,0x22201c,varptr(buf),8,varptr(buf),8,varptr(br),0
    br = 0
    buf.0 = 0x52425053 //SBRT
    buf.1 = s
    DeviceIoControl hLCD,0x22201c,varptr(buf),8,varptr(buf),8,varptr(br),0
stop
*ref
    // 現在の状態
    buf=0:br=0
    DeviceIoControl hLCD,0x00222018,"GBRT",4,varptr(buf),4,varptr(br),0
    s = buf
    objprm 0,s
stop
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