| // Copyright 2010-2015, Google Inc. |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following disclaimer |
| // in the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include "win32/tip/tip_linguistic_alternates.h" |
| |
| #include <Windows.h> |
| #define _ATL_NO_AUTOMATIC_NAMESPACE |
| #define _WTL_NO_AUTOMATIC_NAMESPACE |
| #include <atlbase.h> |
| #include <atlcom.h> |
| #include <Ctffunc.h> |
| |
| #include <memory> |
| #include <vector> |
| |
| #include "base/util.h" |
| #include "win32/tip/tip_candidate_list.h" |
| #include "win32/tip/tip_edit_session.h" |
| #include "win32/tip/tip_query_provider.h" |
| #include "win32/tip/tip_ref_count.h" |
| #include "win32/tip/tip_text_service.h" |
| |
| using ::ATL::CComPtr; |
| using ::std::unique_ptr; |
| |
| // ITfFnGetLinguisticAlternates is available on Windows 8.1 SDK and later. |
| #ifndef __ITfFnGetLinguisticAlternates_INTERFACE_DEFINED__ |
| #define __ITfFnGetLinguisticAlternates_INTERFACE_DEFINED__ |
| |
| // {ea163ce2-7a65-4506-82a3-c528215da64e} |
| const IID IID_ITfFnGetLinguisticAlternates = { |
| 0xea163ce2, 0x7a65, 0x4506, {0x82, 0xa3, 0xc5, 0x28, 0x21, 0x5d, 0xa6, 0x4e} |
| }; |
| |
| // Note: "ea163ce2-7a65-4506-82a3-c528215da64e" is equivalent to |
| // IID_ITfFnSearchCandidateProvider |
| struct __declspec(uuid("ea163ce2-7a65-4506-82a3-c528215da64e")) |
| ITfFnGetLinguisticAlternates : public ITfFunction { |
| public: |
| virtual HRESULT STDMETHODCALLTYPE GetAlternates( |
| ITfRange *range, |
| ITfCandidateList **candidate_list) = 0; |
| }; |
| #endif // !__ITfFnSearchCandidateProvider_INTERFACE_DEFINED__ |
| |
| namespace mozc { |
| namespace win32 { |
| namespace tsf { |
| |
| namespace { |
| |
| #ifdef GOOGLE_JAPANESE_INPUT_BUILD |
| const wchar_t kSearchCandidateProviderName[] = |
| L"Google Japanese Input"; |
| #else |
| const wchar_t kSearchCandidateProviderName[] = L"Mozc"; |
| #endif |
| |
| class GetLinguisticAlternatesImpl : public ITfFnGetLinguisticAlternates { |
| public: |
| GetLinguisticAlternatesImpl(TipTextService *text_service, |
| TipQueryProvider *provider) |
| : text_service_(text_service), |
| provider_(provider) { |
| } |
| |
| private: |
| // The IUnknown interface methods. |
| virtual HRESULT STDMETHODCALLTYPE QueryInterface(const IID &interface_id, |
| void **object) { |
| if (!object) { |
| return E_INVALIDARG; |
| } |
| |
| // Find a matching interface from the ones implemented by this object. |
| // This object implements IUnknown and ITfEditSession. |
| if (::IsEqualIID(interface_id, IID_IUnknown)) { |
| *object = static_cast<IUnknown *>(this); |
| } else if (IsEqualIID(interface_id, IID_ITfFunction)) { |
| *object = static_cast<ITfFunction *>(this); |
| } else if (IsEqualIID(interface_id, IID_ITfFnGetLinguisticAlternates)) { |
| *object = static_cast<ITfFnGetLinguisticAlternates *>(this); |
| } else { |
| *object = nullptr; |
| return E_NOINTERFACE; |
| } |
| |
| AddRef(); |
| return S_OK; |
| } |
| |
| virtual ULONG STDMETHODCALLTYPE AddRef() { |
| return ref_count_.AddRefImpl(); |
| } |
| |
| virtual ULONG STDMETHODCALLTYPE Release() { |
| const ULONG count = ref_count_.ReleaseImpl(); |
| if (count == 0) { |
| delete this; |
| } |
| return count; |
| } |
| |
| // The ITfFunction interface method. |
| virtual HRESULT STDMETHODCALLTYPE GetDisplayName(BSTR *name) { |
| if (name == nullptr) { |
| return E_INVALIDARG; |
| } |
| *name = ::SysAllocString(kSearchCandidateProviderName); |
| return S_OK; |
| } |
| |
| // The ITfFnGetLinguisticAlternates interface method. |
| virtual HRESULT STDMETHODCALLTYPE GetAlternates( |
| ITfRange *range, |
| ITfCandidateList **candidate_list) { |
| if (range == nullptr) { |
| return E_INVALIDARG; |
| } |
| if (candidate_list == nullptr) { |
| return E_INVALIDARG; |
| } |
| *candidate_list = nullptr; |
| wstring query; |
| if (!TipEditSession::GetTextSync(text_service_, range, &query)) { |
| return E_FAIL; |
| } |
| std::vector<wstring> candidates; |
| if (!provider_->Query(query, TipQueryProvider::kDefault, &candidates)) { |
| return E_FAIL; |
| } |
| *candidate_list = TipCandidateList::New(candidates, nullptr); |
| (*candidate_list)->AddRef(); |
| return S_OK; |
| } |
| |
| TipRefCount ref_count_; |
| CComPtr<TipTextService> text_service_; |
| unique_ptr<TipQueryProvider> provider_; |
| |
| DISALLOW_COPY_AND_ASSIGN(GetLinguisticAlternatesImpl); |
| }; |
| |
| } // namespace |
| |
| // static |
| IUnknown *TipLinguisticAlternates::New(TipTextService *text_service) { |
| auto *provider = TipQueryProvider::Create(); |
| if (provider == nullptr) { |
| return nullptr; |
| } |
| return new GetLinguisticAlternatesImpl(text_service, provider); |
| } |
| |
| // static |
| const IID &TipLinguisticAlternates::GetIID() { |
| return IID_ITfFnGetLinguisticAlternates; |
| } |
| |
| } // namespace tsf |
| } // namespace win32 |
| } // namespace mozc |