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FancyZones: subscribe only to handled WinHook events (#2584)

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* FancyZones: subscribe only to handled WinHook events

* formatting fix
This commit is contained in:
Andrey Nekrasov 2020-05-01 17:13:52 +03:00 committed by GitHub
parent fd32dad7eb
commit 9bde15d4ac
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 68 additions and 25 deletions
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93
src/modules/fancyzones/dll/dllmain.cpp
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@ -13,21 +13,21 @@
extern "C" IMAGE_DOS_HEADER __ImageBase;
BOOL APIENTRY DllMain(HMODULE hModule, DWORD ul_reason_for_call, LPVOID lpReserved)
BOOL APIENTRY DllMain(HMODULE hModule, DWORD ul_reason_for_call, LPVOID lpReserved)
{
switch (ul_reason_for_call)
{
case DLL_PROCESS_ATTACH:
Trace::RegisterProvider();
break;
case DLL_PROCESS_ATTACH:
Trace::RegisterProvider();
break;
case DLL_THREAD_ATTACH:
case DLL_THREAD_DETACH:
break;
case DLL_THREAD_ATTACH:
case DLL_THREAD_DETACH:
break;
case DLL_PROCESS_DETACH:
Trace::UnregisterProvider();
break;
case DLL_PROCESS_DETACH:
Trace::UnregisterProvider();
break;
}
return TRUE;
}
@ -50,7 +50,7 @@ public:
// Return JSON with the configuration options.
// These are the settings shown on the settings page along with their current values.
virtual bool get_config(_Out_ PWSTR buffer, _Out_ int *buffer_size) override
virtual bool get_config(_Out_ PWSTR buffer, _Out_ int* buffer_size) override
{
return m_settings->GetConfig(buffer, buffer_size);
}
@ -83,10 +83,25 @@ public:
MessageBoxW(NULL, L"Cannot install keyboard listener.", L"PowerToys - FancyZones", MB_OK | MB_ICONERROR);
}
s_winEventHook = SetWinEventHook(EVENT_MIN, EVENT_MAX, nullptr, WinHookProc, 0, 0, WINEVENT_OUTOFCONTEXT | WINEVENT_SKIPOWNPROCESS);
if (!s_winEventHook)
std::array<DWORD, 6> events_to_subscribe = {
EVENT_SYSTEM_MOVESIZESTART,
EVENT_SYSTEM_MOVESIZEEND,
EVENT_OBJECT_NAMECHANGE,
EVENT_OBJECT_UNCLOAKED,
EVENT_OBJECT_SHOW,
EVENT_OBJECT_CREATE
};
for (const auto event : events_to_subscribe)
{
MessageBoxW(NULL, L"Cannot install Windows event listener.", L"PowerToys - FancyZones", MB_OK | MB_ICONERROR);
auto hook = SetWinEventHook(event, event, nullptr, WinHookProc, 0, 0, WINEVENT_OUTOFCONTEXT | WINEVENT_SKIPOWNPROCESS);
if (hook)
{
m_staticWinEventHooks.emplace_back(hook);
}
else
{
MessageBoxW(NULL, L"Cannot install Windows event listener.", L"PowerToys - FancyZones", MB_OK | MB_ICONERROR);
}
}
if (m_app)
@ -114,8 +129,8 @@ public:
return 0;
}
virtual void register_system_menu_helper(PowertoySystemMenuIface* helper) override { }
virtual void signal_system_menu_action(const wchar_t* name) override { }
virtual void register_system_menu_helper(PowertoySystemMenuIface* helper) override {}
virtual void signal_system_menu_action(const wchar_t* name) override {}
// Destroy the powertoy and free memory
virtual void destroy() override
@ -135,8 +150,9 @@ public:
private:
void Disable(bool const traceEvent)
{
if (m_app) {
if (traceEvent)
if (m_app)
{
if (traceEvent)
{
Trace::FancyZones::EnableFancyZones(false);
}
@ -152,11 +168,17 @@ private:
}
}
if (s_winEventHook)
m_staticWinEventHooks.erase(std::remove_if(begin(m_staticWinEventHooks),
end(m_staticWinEventHooks),
[](const HWINEVENTHOOK hook) {
return UnhookWinEvent(hook);
}),
end(m_staticWinEventHooks));
if (m_objectLocationWinEventHook)
{
if (UnhookWinEvent(s_winEventHook))
if (UnhookWinEvent(m_objectLocationWinEventHook))
{
s_winEventHook = nullptr;
m_objectLocationWinEventHook = nullptr;
}
}
}
@ -174,7 +196,9 @@ private:
static inline FancyZonesModule* s_instance;
static inline HHOOK s_llKeyboardHook;
static inline HWINEVENTHOOK s_winEventHook;
std::vector<HWINEVENTHOOK> m_staticWinEventHooks;
HWINEVENTHOOK m_objectLocationWinEventHook;
static LRESULT CALLBACK LowLevelKeyboardProc(int nCode, WPARAM wParam, LPARAM lParam)
{
@ -191,8 +215,13 @@ private:
return CallNextHookEx(NULL, nCode, wParam, lParam);
}
static void CALLBACK WinHookProc(HWINEVENTHOOK winEventHook, DWORD event, HWND window, LONG object,
LONG child, DWORD eventThread, DWORD eventTime)
static void CALLBACK WinHookProc(HWINEVENTHOOK winEventHook,
DWORD event,
HWND window,
LONG object,
LONG child,
DWORD eventThread,
DWORD eventTime)
{
WinHookEvent data{ event, window, object, child, eventThread, eventTime };
if (s_instance)
@ -221,11 +250,25 @@ void FancyZonesModule::HandleWinHookEvent(WinHookEvent* data) noexcept
case EVENT_SYSTEM_MOVESIZESTART:
{
MoveSizeStart(data->hwnd, ptScreen);
if (!m_objectLocationWinEventHook)
{
m_objectLocationWinEventHook = SetWinEventHook(EVENT_OBJECT_LOCATIONCHANGE,
EVENT_OBJECT_LOCATIONCHANGE,
nullptr,
WinHookProc,
0,
0,
WINEVENT_OUTOFCONTEXT | WINEVENT_SKIPOWNPROCESS);
}
}
break;
case EVENT_SYSTEM_MOVESIZEEND:
{
if (UnhookWinEvent(m_objectLocationWinEventHook))
{
m_objectLocationWinEventHook = nullptr;
}
MoveSizeEnd(data->hwnd, ptScreen);
}
break;
@ -288,7 +331,7 @@ void FancyZonesModule::MoveSizeUpdate(POINT const& ptScreen) noexcept
}
}
extern "C" __declspec(dllexport) PowertoyModuleIface* __cdecl powertoy_create()
extern "C" __declspec(dllexport) PowertoyModuleIface* __cdecl powertoy_create()
{
return new FancyZonesModule();
}