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Don't switch to English when IME can be disabled instead

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Yusyuriv 2025-03-22 17:08:09 +06:00
parent f83e8eddb6
commit 6ad4b2355e
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1 changed files with 17 additions and 2 deletions
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19
Flow.Launcher.Infrastructure/Win32Helper.cs
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@ -330,6 +330,13 @@ namespace Flow.Launcher.Infrastructure
0x3009, 0x3409, 0x3C09, 0x4009, 0x4409, 0x4809, 0x4C09,
};
private static readonly uint[] ImeLanguageIds =
{
0x0004, 0x7804, 0x0804, 0x1004, 0x7C04, 0x0C04, 0x1404, 0x0404, 0x0011, 0x0411, 0x0012, 0x0412,
};
private const uint KeyboardLayoutLoWord = 0xFFFF;
// Store the previous keyboard layout
private static HKL _previousLayout;
@ -350,7 +357,7 @@ namespace Flow.Launcher.Infrastructure
foreach (var hkl in handles)
{
// The lower word contains the language identifier
var langId = (uint)hkl.Value & 0xFFFF;
var langId = (uint)hkl.Value & KeyboardLayoutLoWord;
// Check if it's an English layout
if (EnglishLanguageIds.Contains(langId))
@ -374,10 +381,18 @@ namespace Flow.Launcher.Infrastructure
var threadId = PInvoke.GetWindowThreadProcessId(PInvoke.GetForegroundWindow());
if (threadId == 0) throw new Win32Exception(Marshal.GetLastWin32Error());
// If the current layout has an IME mode, disable it without switching to another layout
var currentLayout = PInvoke.GetKeyboardLayout(threadId);
var currentLayoutCode = (uint)currentLayout.Value & KeyboardLayoutLoWord;
if (ImeLanguageIds.Contains(currentLayoutCode))
{
return;
}
// Backup current keyboard layout
if (backupPrevious)
{
_previousLayout = PInvoke.GetKeyboardLayout(threadId);
_previousLayout = currentLayout;
}
// Switch to English layout