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internal/uidriver/glfw: use FreeConsole instead of hiding (#1961)

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Closes #485
This commit is contained in:
Bertrand Jung 2022-01-16 14:31:17 +01:00 committed by GitHub
parent 260f7e07df
commit c4fbcdd1ae
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 7 additions and 5 deletions
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12
internal/uidriver/glfw/hideconsole_windows.go
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@ -31,8 +31,8 @@ var (
getCurrentProcessIdProc = kernel32.NewProc("GetCurrentProcessId") getCurrentProcessIdProc = kernel32.NewProc("GetCurrentProcessId")
getConsoleWindowProc = kernel32.NewProc("GetConsoleWindow") getConsoleWindowProc = kernel32.NewProc("GetConsoleWindow")
freeConsoleWindowProc = kernel32.NewProc("FreeConsole")
getWindowThreadProcessIdProc = user32.NewProc("GetWindowThreadProcessId") getWindowThreadProcessIdProc = user32.NewProc("GetWindowThreadProcessId")
showWindowAsyncProc = user32.NewProc("ShowWindowAsync")
) )
func getCurrentProcessId() (uint32, error) { func getCurrentProcessId() (uint32, error) {
@ -60,9 +60,10 @@ func getConsoleWindow() (uintptr, error) {
return r, nil return r, nil
} }
func showWindowAsync(hwnd uintptr, show int) error { func freeConsole() error {
if _, _, e := showWindowAsyncProc.Call(hwnd, uintptr(show)); e != nil && e.(windows.Errno) != 0 { _, _, e := freeConsoleWindowProc.Call()
return fmt.Errorf("ui: ShowWindowAsync failed: %d", e) if e != nil && e.(windows.Errno) != 0 {
return fmt.Errorf("ui: FreeConsole failed: %d", e)
} }
return nil return nil
} }
@ -90,6 +91,7 @@ func hideConsoleWindowOnWindows() {
} }
if pid == cpid { if pid == cpid {
// The current process created its own console. Hide this. // The current process created its own console. Hide this.
showWindowAsync(w, windows.SW_HIDE) // Ignore error
freeConsole()
} }
} }