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feat: DPI 인식 및 진행 막대 UI 추가

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- SetProcessDpiAwarenessContext(PER_MONITOR_AWARE_V2)로 고DPI 디스플레이 지원
- GetDpiForSystem()으로 시스템 DPI 조회 후 모든 크기 동적 스케일링
- 다운로드 진행창에 msctls_progress32 진행 막대 추가 (0~100%)
- Segoe UI 9pt 폰트를 DPI에 맞게 CreateFontIndirectW로 생성
- 4K(200% / 192 DPI)와 FHD(100% / 96 DPI) 모두 동일한 시각적 크기 보장

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
tolelom
2026-02-25 00:08:06 +09:00
parent 6fafe1f3af
commit 22b5efdaab
1 changed files with 157 additions and 44 deletions
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201
main.go
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@@ -30,20 +30,26 @@ const (
// Win32 constants
const (
wmDestroy uint32 = 0x0002
wmClose uint32 = 0x0010
wmSetText uint32 = 0x000C
wmAppDone uint32 = 0x8001
wmDestroy uint32 = 0x0002
wmClose uint32 = 0x0010
wmSetFont uint32 = 0x0030
wmSetText uint32 = 0x000C
wmAppDone uint32 = 0x8001
wsPopup uintptr = 0x80000000
wsCaption uintptr = 0x00C00000
wsSysMenu uintptr = 0x00080000
wsChild uintptr = 0x40000000
wsVisible uintptr = 0x10000000
ssCenter uintptr = 0x00000001
swShow = 5
smCxScreen = 0
smCyScreen = 1
pbsSmooth uintptr = 0x01
pbmSetRange32 uint32 = 0x0406
pbmSetPos uint32 = 0x0402
swShow = 5
smCxScreen = 0
smCyScreen = 1
mbOK uintptr = 0x00000000
mbInfo uintptr = 0x00000040
@@ -51,32 +57,43 @@ const (
mbYesNo uintptr = 0x00000004
mbQ uintptr = 0x00000020
idYes = 6
iccProgressClass uint32 = 0x00000020
logpixelsX = 88
)
var (
user32 = windows.NewLazySystemDLL("user32.dll")
user32 = windows.NewLazySystemDLL("user32.dll")
kernel32 = windows.NewLazySystemDLL("kernel32.dll")
shell32 = windows.NewLazySystemDLL("shell32.dll")
gdi32 = windows.NewLazySystemDLL("gdi32.dll")
shell32 = windows.NewLazySystemDLL("shell32.dll")
comctl32 = windows.NewLazySystemDLL("comctl32.dll")
messageBoxWProc = user32.NewProc("MessageBoxW")
registerClassExWProc = user32.NewProc("RegisterClassExW")
createWindowExWProc = user32.NewProc("CreateWindowExW")
showWindowProc = user32.NewProc("ShowWindow")
updateWindowProc = user32.NewProc("UpdateWindow")
getMessageWProc = user32.NewProc("GetMessageW")
translateMsgProc = user32.NewProc("TranslateMessage")
dispatchMsgWProc = user32.NewProc("DispatchMessageW")
sendMessageWProc = user32.NewProc("SendMessageW")
postMessageWProc = user32.NewProc("PostMessageW")
defWindowProcWProc = user32.NewProc("DefWindowProcW")
destroyWindowProc = user32.NewProc("DestroyWindow")
postQuitMsgProc = user32.NewProc("PostQuitMessage")
getSystemMetricsProc = user32.NewProc("GetSystemMetrics")
shellExecuteWProc = shell32.NewProc("ShellExecuteW")
getModuleHandleWProc = kernel32.NewProc("GetModuleHandleW")
messageBoxWProc = user32.NewProc("MessageBoxW")
registerClassExWProc = user32.NewProc("RegisterClassExW")
createWindowExWProc = user32.NewProc("CreateWindowExW")
showWindowProc = user32.NewProc("ShowWindow")
updateWindowProc = user32.NewProc("UpdateWindow")
getMessageWProc = user32.NewProc("GetMessageW")
translateMsgProc = user32.NewProc("TranslateMessage")
dispatchMsgWProc = user32.NewProc("DispatchMessageW")
sendMessageWProc = user32.NewProc("SendMessageW")
postMessageWProc = user32.NewProc("PostMessageW")
defWindowProcWProc = user32.NewProc("DefWindowProcW")
destroyWindowProc = user32.NewProc("DestroyWindow")
postQuitMsgProc = user32.NewProc("PostQuitMessage")
getSystemMetricsProc = user32.NewProc("GetSystemMetrics")
getDpiForSystemProc = user32.NewProc("GetDpiForSystem")
setProcessDpiAwarenessContextProc = user32.NewProc("SetProcessDpiAwarenessContext")
shellExecuteWProc = shell32.NewProc("ShellExecuteW")
getModuleHandleWProc = kernel32.NewProc("GetModuleHandleW")
createFontIndirectWProc = gdi32.NewProc("CreateFontIndirectW")
deleteObjectProc = gdi32.NewProc("DeleteObject")
initCommonControlsExProc = comctl32.NewProc("InitCommonControlsEx")
wndProcCb uintptr
progressLabelHwnd uintptr
progressBarHwnd uintptr
)
type wndClassExW struct {
@@ -104,11 +121,78 @@ type msgW struct {
ptY int32
}
type initCommonControlsExS struct {
dwSize uint32
dwICC uint32
}
type logFontW struct {
lfHeight int32
lfWidth int32
lfEscapement int32
lfOrientation int32
lfWeight int32
lfItalic byte
lfUnderline byte
lfStrikeOut byte
lfCharSet byte
lfOutPrecision byte
lfClipPrecision byte
lfQuality byte
lfPitchAndFamily byte
lfFaceName [32]uint16
}
func init() {
wndProcCb = syscall.NewCallback(progressWndProc)
}
// ── Win32 helpers ──────────────────────────────────────────────────────────
// ── DPI helpers ──────────────────────────────────────────────────────────────
func enableDPIAwareness() {
// DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE_V2 = -4 (Windows 10 1703+)
setProcessDpiAwarenessContextProc.Call(^uintptr(3))
}
func getSystemDPI() uint32 {
dpi, _, _ := getDpiForSystemProc.Call()
if dpi == 0 {
return 96
}
return uint32(dpi)
}
// dpiScale scales a base-96-DPI pixel value to the system DPI.
func dpiScale(px int, dpi uint32) uintptr {
return uintptr(px * int(dpi) / 96)
}
// ── Font helpers ─────────────────────────────────────────────────────────────
func createUIFont(pointSize int, dpi uint32) uintptr {
lf := logFontW{
lfHeight: -int32(pointSize) * int32(dpi) / 72,
lfWeight: 400, // FW_NORMAL
lfCharSet: 1, // DEFAULT_CHARSET
lfQuality: 5, // CLEARTYPE_QUALITY
}
face, _ := windows.UTF16FromString("Segoe UI")
copy(lf.lfFaceName[:], face)
font, _, _ := createFontIndirectWProc.Call(uintptr(unsafe.Pointer(&lf)))
return font
}
// ── Common controls ──────────────────────────────────────────────────────────
func initCommonControls() {
icc := initCommonControlsExS{
dwSize: uint32(unsafe.Sizeof(initCommonControlsExS{})),
dwICC: iccProgressClass,
}
initCommonControlsExProc.Call(uintptr(unsafe.Pointer(&icc)))
}
// ── Win32 helpers ────────────────────────────────────────────────────────────
func msgBox(title, text string, flags uintptr) int {
t, _ := windows.UTF16PtrFromString(title)
@@ -123,7 +207,7 @@ func openBrowser(rawURL string) {
shellExecuteWProc.Call(0, uintptr(unsafe.Pointer(op)), uintptr(unsafe.Pointer(u)), 0, 0, 1)
}
// ── Progress window ────────────────────────────────────────────────────────
// ── Progress window ──────────────────────────────────────────────────────────
func progressWndProc(hwnd, uMsg, wParam, lParam uintptr) uintptr {
switch uint32(uMsg) {
@@ -140,17 +224,26 @@ func progressWndProc(hwnd, uMsg, wParam, lParam uintptr) uintptr {
return ret
}
func setProgressText(text string) {
t, _ := windows.UTF16PtrFromString(text)
sendMessageWProc.Call(progressLabelHwnd, uintptr(wmSetText), 0, uintptr(unsafe.Pointer(t)))
func setProgress(text string, pct int) {
if text != "" {
t, _ := windows.UTF16PtrFromString(text)
sendMessageWProc.Call(progressLabelHwnd, uintptr(wmSetText), 0, uintptr(unsafe.Pointer(t)))
}
if pct >= 0 {
sendMessageWProc.Call(progressBarHwnd, uintptr(pbmSetPos), uintptr(pct), 0)
}
}
// downloadWithProgress shows a progress window and downloads+extracts the zip.
// downloadWithProgress shows a DPI-aware progress window and downloads+extracts the zip.
// Must be called from the main goroutine (Win32 message loop requirement).
func downloadWithProgress(downloadURL, destDir string) error {
runtime.LockOSThread()
defer runtime.UnlockOSThread()
initCommonControls()
dpi := getSystemDPI()
s := func(px int) uintptr { return dpiScale(px, dpi) }
hInstance, _, _ := getModuleHandleWProc.Call(0)
className, _ := windows.UTF16PtrFromString("A301Progress")
@@ -159,13 +252,14 @@ func downloadWithProgress(downloadURL, destDir string) error {
lpfnWndProc: wndProcCb,
hInstance: hInstance,
lpszClassName: className,
hbrBackground: 16, // COLOR_BTNFACE + 1
hbrBackground: 16, // COLOR_BTNFACE+1
}
registerClassExWProc.Call(uintptr(unsafe.Pointer(&wc)))
screenW, _, _ := getSystemMetricsProc.Call(smCxScreen)
screenH, _, _ := getSystemMetricsProc.Call(smCyScreen)
const winW, winH = 420, 110
winW := s(440)
winH := s(130)
x := (screenW - winW) / 2
y := (screenH - winH) / 2
@@ -174,11 +268,15 @@ func downloadWithProgress(downloadURL, destDir string) error {
0,
uintptr(unsafe.Pointer(className)),
uintptr(unsafe.Pointer(title)),
wsPopup|wsCaption|wsVisible,
wsPopup|wsCaption|wsSysMenu|wsVisible,
x, y, winW, winH,
0, 0, hInstance, 0,
)
font := createUIFont(9, dpi)
defer deleteObjectProc.Call(font)
// 상태 레이블 (텍스트)
staticClass, _ := windows.UTF16PtrFromString("STATIC")
initText, _ := windows.UTF16PtrFromString("게임 파일을 다운로드하는 중...")
progressLabelHwnd, _, _ = createWindowExWProc.Call(
@@ -186,9 +284,22 @@ func downloadWithProgress(downloadURL, destDir string) error {
uintptr(unsafe.Pointer(staticClass)),
uintptr(unsafe.Pointer(initText)),
wsChild|wsVisible|ssCenter,
10, 35, 400, 30,
s(16), s(20), winW-s(32), s(22),
hwnd, 0, hInstance, 0,
)
sendMessageWProc.Call(progressLabelHwnd, uintptr(wmSetFont), font, 1)
// 진행 막대
progressClass, _ := windows.UTF16PtrFromString("msctls_progress32")
progressBarHwnd, _, _ = createWindowExWProc.Call(
0,
uintptr(unsafe.Pointer(progressClass)),
0,
wsChild|wsVisible|pbsSmooth,
s(16), s(52), winW-s(32), s(22),
hwnd, 0, hInstance, 0,
)
sendMessageWProc.Call(progressBarHwnd, uintptr(pbmSetRange32), 0, 100)
showWindowProc.Call(hwnd, swShow)
updateWindowProc.Call(hwnd)
@@ -239,8 +350,8 @@ func doDownload(downloadURL, destDir string) error {
}
downloaded += int64(n)
if total > 0 {
pct := downloaded * 100 / total
setProgressText(fmt.Sprintf("다운로드 중... %d%%", pct))
pct := int(downloaded * 100 / total)
setProgress(fmt.Sprintf("다운로드 중... %d%%", pct), pct)
}
}
if err == io.EOF {
@@ -255,7 +366,7 @@ func doDownload(downloadURL, destDir string) error {
tmpFile.Close()
defer os.Remove(tmpPath)
setProgressText("압축을 해제하는 중...")
setProgress("압축을 해제하는 중...", -1)
return extractZip(tmpPath, destDir)
}
@@ -317,7 +428,7 @@ func extractZip(zipPath, destDir string) error {
return nil
}
// ── Server info ────────────────────────────────────────────────────────────
// ── Server info ──────────────────────────────────────────────────────────────
type downloadInfo struct {
FileHash string `json:"fileHash"`
@@ -358,7 +469,7 @@ func hashFile(path string) (string, error) {
return hex.EncodeToString(h.Sum(nil)), nil
}
// ── Launcher path ──────────────────────────────────────────────────────────
// ── Launcher path ────────────────────────────────────────────────────────────
func launcherPath() (string, error) {
exe, err := os.Executable()
@@ -368,7 +479,7 @@ func launcherPath() (string, error) {
return filepath.Abs(exe)
}
// ── Protocol install / uninstall ───────────────────────────────────────────
// ── Protocol install / uninstall ─────────────────────────────────────────────
func install() error {
exePath, err := launcherPath()
@@ -407,7 +518,7 @@ func uninstall() error {
return nil
}
// ── Game update check + download ───────────────────────────────────────────
// ── Game update check + download ─────────────────────────────────────────────
func ensureGame(gameDir, gamePath string, serverInfo *downloadInfo) error {
needsDownload := false
@@ -436,7 +547,7 @@ func ensureGame(gameDir, gamePath string, serverInfo *downloadInfo) error {
return nil
}
// ── URI handler ────────────────────────────────────────────────────────────
// ── URI handler ──────────────────────────────────────────────────────────────
func handleURI(rawURI string) error {
parsed, err := url.Parse(rawURI)
@@ -473,9 +584,11 @@ func handleURI(rawURI string) error {
return nil
}
// ── Entry point ────────────────────────────────────────────────────────────
// ── Entry point ──────────────────────────────────────────────────────────────
func main() {
enableDPIAwareness()
if len(os.Args) < 2 {
ret := msgBox("A301 런처", "게임 실행을 위해 프로토콜을 등록합니다.\n계속하시겠습니까?", mbYesNo|mbQ)
if ret != idYes {