Cool_Tools/ExplorerPatcher
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Code Releases Wiki Activity

Language switcher list displays only working options

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This commit is contained in:
Valentin Radu 2022-01-06 00:11:07 +02:00
parent 37dbfd9291
commit a64a96e372
2 changed files with 49 additions and 6 deletions
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46
ExplorerPatcher/dllmain.c
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@ -5636,6 +5636,7 @@ HINSTANCE explorer_ShellExecuteW(
#pragma region "Change language UI style"
#ifdef _WIN64
DEFINE_GUID(CLSID_InputSwitchControl,
0xB9BC2A50,
0x43C3, 0x41AA, 0xa0, 0x86,
@ -5685,6 +5686,15 @@ typedef struct IInputSwitchControlVtbl
IInputSwitchControl* This,
/* [in] */ void* pInputSwitchCallback);
HRESULT(STDMETHODCALLTYPE* ShowInputSwitch)(
IInputSwitchControl* This,
/* [in] */ RECT* lpRect);
HRESULT(STDMETHODCALLTYPE* GetProfileCount)(
IInputSwitchControl* This,
/* [in] */ unsigned int* pOutNumberOfProfiles,
/* [in] */ int* a3);
// ...
END_INTERFACE
@ -5701,6 +5711,39 @@ HRESULT CInputSwitchControl_InitHook(IInputSwitchControl* _this, unsigned int dw
return CInputSwitchControl_InitFunc(_this, dwIMEStyle ? dwIMEStyle : dwOriginalIMEStyle);
}
HRESULT (*CInputSwitchControl_ShowInputSwitchFunc)(IInputSwitchControl*, RECT*);
HRESULT CInputSwitchControl_ShowInputSwitchHook(IInputSwitchControl* _this, RECT* lpRect)
{
if (!dwIMEStyle) // impossible case (this is not called for the Windows 11 language switcher), but just in case
{
return CInputSwitchControl_ShowInputSwitchFunc(_this, lpRect);
}
unsigned int dwNumberOfProfiles = 0;
int a3 = 0;
_this->lpVtbl->GetProfileCount(_this, &dwNumberOfProfiles, &a3);
HWND hWndTaskbar = FindWindowW(L"Shell_TrayWnd", NULL);
UINT dpiX = 96, dpiY = 96;
HRESULT hr = GetDpiForMonitor(
MonitorFromWindow(hWndTaskbar, MONITOR_DEFAULTTOPRIMARY),
MDT_DEFAULT,
&dpiX,
&dpiY
);
double dpix = dpiX / 96.0;
double dpiy = dpiY / 96.0;
//printf("RECT %d %d %d %d - %d %d\n", lpRect->left, lpRect->right, lpRect->top, lpRect->bottom, dwNumberOfProfiles, a3);
if (dwIMEStyle == 4)
{
lpRect->right -= (UINT)((double)(300.0 * dpix)) - (lpRect->right - lpRect->left);
}
return CInputSwitchControl_ShowInputSwitchFunc(_this, lpRect);
}
HRESULT explorer_CoCreateInstanceHook(
REFCLSID rclsid,
LPUNKNOWN pUnkOuter,
@ -5722,6 +5765,8 @@ HRESULT explorer_CoCreateInstanceHook(
DWORD flOldProtect = 0;
if (VirtualProtect(pInputSwitchControl->lpVtbl, sizeof(IInputSwitchControlVtbl), PAGE_EXECUTE_READWRITE, &flOldProtect))
{
CInputSwitchControl_ShowInputSwitchFunc = pInputSwitchControl->lpVtbl->ShowInputSwitch;
pInputSwitchControl->lpVtbl->ShowInputSwitch = CInputSwitchControl_ShowInputSwitchHook;
CInputSwitchControl_InitFunc = pInputSwitchControl->lpVtbl->Init;
pInputSwitchControl->lpVtbl->Init = CInputSwitchControl_InitHook;
VirtualProtect(pInputSwitchControl->lpVtbl, sizeof(IInputSwitchControlVtbl), flOldProtect, &flOldProtect);
@ -5783,6 +5828,7 @@ HRESULT explorer_CoCreateInstanceHook(
}
return CoCreateInstance(rclsid, pUnkOuter, dwClsContext, riid, ppv);
}
#endif
#pragma endregion

9
ExplorerPatcher/settings.reg
View File

@ -130,13 +130,10 @@
;x 1 Windows 7
"UseWin32BatteryFlyout"=dword:00000000
[HKEY_CURRENT_USER\Software\ExplorerPatcher]
;c 6 Language switcher *
;c 3 Language switcher *
;x 0 Windows 11 (default)
;x 1 Windows 10
;x 2 "LOGONUI"
;x 3 "UAC"
;x 4 "SETTINGSPANE"
;x 5 "OOBE"
;x 1 Windows 10 (with link to "Language Preferences")
;x 4 Windows 10
"IMEStyle"=dword:00000000