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internal/glfw: unify the naming convension for Win32API

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This commit is contained in:
Hajime Hoshi 2022-06-01 00:37:54 +09:00
parent 6fc71e97bb
commit dcb5bb47c6
1 changed files with 24 additions and 22 deletions
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46
internal/ui/ui_glfw_windows.go
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@ -63,25 +63,25 @@ func (*graphicsDriverGetterImpl) getMetal() graphicsdriver.Graphics {
}
const (
smCyCaption = 4
monitorDefaultToNearest = 2
_SM_CYCAPTION = 4
_MONITOR_DEFAULTTONEAREST = 2
)
type rect struct {
type _RECT struct {
left int32
top int32
right int32
bottom int32
}
type monitorInfo struct {
type _MONITORINFO struct {
cbSize uint32
rcMonitor rect
rcWork rect
rcMonitor _RECT
rcWork _RECT
dwFlags uint32
}
type point struct {
type _POINT struct {
x int32
y int32
}
@ -95,7 +95,7 @@ var (
procGetCursorPos = user32.NewProc("GetCursorPos")
)
func getSystemMetrics(nIndex int) (int32, error) {
func _GetSystemMetrics(nIndex int) (int32, error) {
r, _, _ := procGetSystemMetrics.Call(uintptr(nIndex))
if int32(r) == 0 {
// GetLastError doesn't provide an extended information.
@ -105,24 +105,27 @@ func getSystemMetrics(nIndex int) (int32, error) {
return int32(r), nil
}
func monitorFromWindow_(hwnd windows.HWND, dwFlags uint32) uintptr {
func _MonitorFromWindow(hwnd windows.HWND, dwFlags uint32) uintptr {
r, _, _ := procMonitorFromWindow.Call(uintptr(hwnd), uintptr(dwFlags))
return r
}
func getMonitorInfoW(hMonitor uintptr, lpmi *monitorInfo) error {
r, _, e := procGetMonitorInfoW.Call(hMonitor, uintptr(unsafe.Pointer(lpmi)))
func _GetMonitorInfoW(hMonitor uintptr) (_MONITORINFO, error) {
mi := _MONITORINFO{}
mi.cbSize = uint32(unsafe.Sizeof(mi))
r, _, e := procGetMonitorInfoW.Call(hMonitor, uintptr(unsafe.Pointer(&mi)))
if int32(r) == 0 {
if e != nil && e != windows.ERROR_SUCCESS {
return fmt.Errorf("ui: GetMonitorInfoW failed: error code: %w", e)
return _MONITORINFO{}, fmt.Errorf("ui: GetMonitorInfoW failed: error code: %w", e)
}
return fmt.Errorf("ui: GetMonitorInfoW failed: returned 0")
return _MONITORINFO{}, fmt.Errorf("ui: GetMonitorInfoW failed: returned 0")
}
return nil
return mi, nil
}
func getCursorPos() (int32, int32, error) {
var pt point
func _GetCursorPos() (int32, int32, error) {
var pt _POINT
r, _, e := procGetCursorPos.Call(uintptr(unsafe.Pointer(&pt)))
if int32(r) == 0 {
if e != nil && e != windows.ERROR_SUCCESS {
@ -158,7 +161,7 @@ func (u *userInterfaceImpl) adjustWindowPosition(x, y int, monitor *glfw.Monitor
if x < mx {
x = mx
}
t, err := getSystemMetrics(smCyCaption)
t, err := _GetSystemMetrics(_SM_CYCAPTION)
if err != nil {
panic(err)
}
@ -169,7 +172,7 @@ func (u *userInterfaceImpl) adjustWindowPosition(x, y int, monitor *glfw.Monitor
}
func initialMonitorByOS() (*glfw.Monitor, error) {
px, py, err := getCursorPos()
px, py, err := _GetCursorPos()
if err != nil {
return nil, err
}
@ -194,15 +197,14 @@ func monitorFromWin32Window(w windows.HWND) *glfw.Monitor {
// Get the current monitor by the window handle instead of the window position. It is because the window
// position is not relaiable in some cases e.g. when the window is put across multiple monitors.
m := monitorFromWindow_(w, monitorDefaultToNearest)
m := _MonitorFromWindow(w, _MONITOR_DEFAULTTONEAREST)
if m == 0 {
// monitorFromWindow can return error on Wine. Ignore this.
return nil
}
mi := monitorInfo{}
mi.cbSize = uint32(unsafe.Sizeof(mi))
if err := getMonitorInfoW(m, &mi); err != nil {
mi, err := _GetMonitorInfoW(m)
if err != nil {
panic(err)
}