Cool_Tools/ExplorerPatcher
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Taskbar10: Fixed a bug where SCOOBE would repeatedly crash Explorer when Language Switcher is set to anything other than Windows 11 (the default)

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This commit is contained in:
Amrsatrio 2024-03-12 23:21:41 +07:00
parent fc61884c83
commit fe7f8005fb
1 changed files with 22 additions and 15 deletions
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37
ExplorerPatcher/dllmain.c
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@ -1109,13 +1109,6 @@ HRESULT WINAPI windowsudkshellcommon_SLGetWindowsInformationDWORDHook(PCWSTR pws
return hr;
}
static BOOL(*windowsudkshellcommon_TaskbarMultiMonIsEnabledFunc)(void* _this) = NULL;
bool windowsudkshellcommon_TaskbarMultiMonIsEnabledHook(void* _this)
{
return bOldTaskbar ? false : windowsudkshellcommon_TaskbarMultiMonIsEnabledFunc(_this);
}
#pragma endregion
@ -8834,8 +8827,8 @@ DEFINE_GUID(IID_IInputSwitchControl,
#define LANGUAGEUI_STYLE_OOBE 5
#define LANGUAGEUI_STYLE_OTHER 100
char mov_edx_val[6] = { 0xBA, 0x00, 0x00, 0x00, 0x00, 0xC3 };
char* ep_pf = NULL;
// char mov_edx_val[6] = { 0xBA, 0x00, 0x00, 0x00, 0x00, 0xC3 };
// char* ep_pf = NULL;
typedef interface IInputSwitchControl IInputSwitchControl;
@ -8882,16 +8875,24 @@ interface IInputSwitchControl
CONST_VTBL struct IInputSwitchControlVtbl* lpVtbl;
};
IInputSwitchControl* g_pDesktopInputSwitchControl;
HRESULT(*CInputSwitchControl_InitFunc)(IInputSwitchControl*, unsigned int);
HRESULT CInputSwitchControl_InitHook(IInputSwitchControl* _this, unsigned int dwOriginalIMEStyle)
{
return CInputSwitchControl_InitFunc(_this, dwIMEStyle ? dwIMEStyle : dwOriginalIMEStyle);
// Note: Other than in explorer.exe!CTrayInputIndicator::_RegisterInputSwitch, we're also called by
// explorer.exe!HostAppEnvironment::_SetupInputSwitchServer which passes ISCT_IDL_USEROOBE (6) as the style.
if (dwOriginalIMEStyle == 0) // ISCT_IDL_DESKTOP
{
g_pDesktopInputSwitchControl = _this;
}
return CInputSwitchControl_InitFunc(_this, dwOriginalIMEStyle == 0 && 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
if (_this != g_pDesktopInputSwitchControl || !dwIMEStyle) // impossible case (this is not called for the Windows 11 language switcher), but just in case
{
return CInputSwitchControl_ShowInputSwitchFunc(_this, lpRect);
}
@ -8986,10 +8987,16 @@ 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;
if (pInputSwitchControl->lpVtbl->ShowInputSwitch != CInputSwitchControl_ShowInputSwitchHook)
{
CInputSwitchControl_ShowInputSwitchFunc = pInputSwitchControl->lpVtbl->ShowInputSwitch;
pInputSwitchControl->lpVtbl->ShowInputSwitch = CInputSwitchControl_ShowInputSwitchHook;
}
if (pInputSwitchControl->lpVtbl->Init != CInputSwitchControl_InitHook)
{
CInputSwitchControl_InitFunc = pInputSwitchControl->lpVtbl->Init;
pInputSwitchControl->lpVtbl->Init = CInputSwitchControl_InitHook;
}
VirtualProtect(pInputSwitchControl->lpVtbl, sizeof(IInputSwitchControlVtbl), flOldProtect, &flOldProtect);
}
// Pff... how this works: