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Clarify null-HWND doc note in ForegroundWindow

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Felix Martin
2026-06-02 12:39:32 -04:00
parent d45a01eca5
commit 9546999acb
1 changed files with 2 additions and 1 deletions
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internal/winapi/winapi.go
+2 -1
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@@ -17,7 +17,8 @@ var (
// ForegroundWindow returns the current foreground window's handle (as a uintptr // ForegroundWindow returns the current foreground window's handle (as a uintptr
// so platform-neutral callers need not import windows), its title, and its // so platform-neutral callers need not import windows), its title, and its
// on-task class (process exe base name; see ClassFromImagePath). ok is false // on-task class (process exe base name; see ClassFromImagePath). ok is false
// when there is no foreground window (e.g. secure desktop / lock screen). // when GetForegroundWindow returns null, which happens transiently during focus
// changes and some secure-desktop transitions (UAC / lock screen).
func ForegroundWindow() (hwnd uintptr, title, class string, ok bool) { func ForegroundWindow() (hwnd uintptr, title, class string, ok bool) {
h := windows.GetForegroundWindow() h := windows.GetForegroundWindow()
if h == 0 { if h == 0 {