Update: Add library for Desktop Toast notifications

Based on sample code in: https://github.com/WindowsNotifications/desktop-toasts More info: https://docs.microsoft.com/en-us/windows/uwp/design/shell/tiles-and-notifications/send-local-toast-desktop-cpp-wrl
2026-06-16 04:10:08 +10:00 · 2020-09-09 19:31:33 +02:00
parent afaf16620a
commit 225d0ba8f9
9 changed files with 822 additions and 0 deletions
@@ -0,0 +1,59 @@
+#include <VersionHelpers.h>
+
+using DesktopToastActivateHandler = void(__cdecl*)(void* context, LPCWSTR invokedArgs);
+
+HRESULT Initialize(LPCWSTR appUserModelId, DesktopToastActivateHandler handler, void* handlerContext);
+HRESULT DisplaySimpleToast(LPCWSTR title, LPCWSTR text);
+
+class DesktopToasts
+{
+public:
+	explicit DesktopToasts(LPCWSTR appUserModelId)
+	{
+		if (::IsWindows10OrGreater())
+		{
+			auto m_lib = ::LoadLibrary(L"DesktopToasts.dll");
+			if (m_lib)
+			{
+				m_pInitialize = (decltype(m_pInitialize))::GetProcAddress(m_lib, "Initialize");
+				m_pDisplayToast = (decltype(m_pDisplayToast))::GetProcAddress(m_lib, "DisplaySimpleToast");
+
+				if (m_pInitialize && m_pDisplayToast)
+				{
+					if (m_pInitialize(appUserModelId, ToastActivate, this) == S_OK)
+						m_initialized = true;
+				}
+			}
+		}
+	}
+
+	~DesktopToasts()
+	{
+		if (m_lib)
+			::FreeLibrary(m_lib);
+	}
+
+	explicit operator bool() const
+	{
+		return m_initialized;
+	}
+
+	HRESULT DisplaySimpleToast(LPCWSTR title, LPCWSTR text)
+	{
+		return m_pDisplayToast(title, text);
+	}
+
+private:
+	virtual void OnToastActivate(LPCWSTR invokedArgs) {}
+
+	static void __cdecl ToastActivate(void* context, LPCWSTR invokedArgs)
+	{
+		static_cast<DesktopToasts*>(context)->OnToastActivate(invokedArgs);
+	}
+
+	bool m_initialized = false;
+
+	HMODULE m_lib = nullptr;
+	decltype(&::Initialize) m_pInitialize = nullptr;
+	decltype(&::DisplaySimpleToast) m_pDisplayToast = nullptr;
+};