Method QueryContextMenu

src/LxRunOfflineShellExt/ContextMenuHandler.cpp:63–104

}

IFACEMETHODIMP CContextMenuHandler::QueryContextMenu(
	const HMENU hmenu,
	const UINT indexMenu,
	const UINT idCmdFirst,
	const UINT idCmdLast,
	const UINT uFlags
) {
	if (uFlags & CMF_DEFAULTONLY) {
		return S_OK;
	}
	const auto distro_size = static_cast<UINT>(this->distros.size());
	const auto menu_size = std::min(distro_size, idCmdLast - idCmdFirst + 1);
	this->hsm = CreatePopupMenu();
	if (!this->hsm) {
		return HRESULT_FROM_WIN32(GetLastError());
	}
	for (UINT i = 0; i < menu_size; i++) {
		MENUITEMINFO mi;
		mi.cbSize = sizeof(mi);
		mi.fMask = MIIM_FTYPE | MIIM_ID | MIIM_STRING;
		mi.fType = MFT_STRING;
		mi.wID = idCmdFirst + i;
		mi.dwTypeData = const_cast<LPWSTR>(this->distros[i].c_str());
		if (!InsertMenuItem(this->hsm, i, TRUE, &mi)) {
			return HRESULT_FROM_WIN32(GetLastError());
		}
	}
	const auto disabled = distro_size == 0;
	static wchar_t item_name[] = L"LxRunOffline";
	static wchar_t item_name_disabled[] = L"LxRunOffline (no distros)";
	MENUITEMINFO mi;
	mi.cbSize = sizeof(mi);
	mi.fMask = MIIM_FTYPE | MIIM_STATE | MIIM_STRING | MIIM_SUBMENU;
	mi.fType = MFT_STRING;
	mi.fState = disabled ? MFS_DISABLED : MFS_ENABLED;
	mi.dwTypeData = disabled ? item_name_disabled : item_name;
	mi.hSubMenu = this->hsm;
	if (!InsertMenuItem(hmenu, indexMenu, TRUE, &mi)) {
		return HRESULT_FROM_WIN32(GetLastError());
	}
	return MAKE_HRESULT(SEVERITY_SUCCESS, FACILITY_NULL, menu_size);
}

IFACEMETHODIMP CContextMenuHandler::GetCommandString(UINT_PTR, UINT, UINT *, LPSTR, UINT) {
	return E_NOTIMPL;