| // 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_reconvert_function.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 <string> |
| #include <vector> |
| |
| #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_range_util.h" |
| #include "win32/tip/tip_ref_count.h" |
| #include "win32/tip/tip_surrounding_text.h" |
| #include "win32/tip/tip_text_service.h" |
| |
| namespace mozc { |
| namespace win32 { |
| namespace tsf { |
| |
| using ATL::CComBSTR; |
| using ATL::CComPtr; |
| using std::unique_ptr; |
| |
| namespace { |
| |
| #ifdef GOOGLE_JAPANESE_INPUT_BUILD |
| const wchar_t kReconvertFunctionDisplayName[] = |
| L"Google Japanese Input: Reconversion Function"; |
| #else |
| const wchar_t kReconvertFunctionDisplayName[] = L"Mozc: Reconversion Function"; |
| #endif |
| |
| class CandidateListCallbackImpl : public TipCandidateListCallback { |
| public: |
| CandidateListCallbackImpl(TipTextService *text_service, ITfRange *range) |
| : text_service_(text_service), |
| range_(range) { |
| } |
| |
| private: |
| // TipCandidateListCallback overrides: |
| virtual void OnFinalize(size_t index, const wstring &candidate) { |
| TipEditSession::SetTextAsync(text_service_, candidate, range_); |
| } |
| |
| CComPtr<TipTextService> text_service_; |
| CComPtr<ITfRange> range_; |
| |
| DISALLOW_COPY_AND_ASSIGN(CandidateListCallbackImpl); |
| }; |
| |
| class ReconvertFunctionImpl : public ITfFnReconversion { |
| public: |
| explicit ReconvertFunctionImpl(TipTextService *text_service) |
| : text_service_(text_service) { |
| } |
| ~ReconvertFunctionImpl() {} |
| |
| // The IUnknown interface methods. |
| STDMETHODIMP QueryInterface(REFIID 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_ITfFnReconversion)) { |
| *object = static_cast<ITfFnReconversion *>(this); |
| } else { |
| *object = nullptr; |
| return E_NOINTERFACE; |
| } |
| |
| AddRef(); |
| return S_OK; |
| } |
| |
| STDMETHODIMP_(ULONG) AddRef() { |
| return ref_count_.AddRefImpl(); |
| } |
| |
| STDMETHODIMP_(ULONG) Release() { |
| const ULONG count = ref_count_.ReleaseImpl(); |
| if (count == 0) { |
| delete this; |
| } |
| return count; |
| } |
| |
| private: |
| // The ITfFunction interface method. |
| virtual HRESULT STDMETHODCALLTYPE GetDisplayName(BSTR *name) { |
| if (name == nullptr) { |
| return E_INVALIDARG; |
| } |
| *name = CComBSTR(kReconvertFunctionDisplayName).Detach(); |
| return S_OK; |
| } |
| |
| // The ITfFnReconversion interface method. |
| virtual HRESULT STDMETHODCALLTYPE QueryRange( |
| ITfRange *range, ITfRange **new_range, BOOL *convertable) { |
| if (range == nullptr) { |
| return E_INVALIDARG; |
| } |
| if (new_range == nullptr) { |
| return E_INVALIDARG; |
| } |
| BOOL dummy_bool = FALSE; |
| if (convertable == nullptr) { |
| convertable = &dummy_bool; |
| } |
| *convertable = FALSE; |
| *new_range = nullptr; |
| |
| CComPtr<ITfContext> context; |
| if (FAILED(range->GetContext(&context))) { |
| return E_FAIL; |
| } |
| |
| TipSurroundingTextInfo info; |
| if (!TipSurroundingText::Get(text_service_, context, &info)) { |
| return E_FAIL; |
| } |
| |
| if (info.in_composition) { |
| // on-going composition is found. |
| *convertable = FALSE; |
| *new_range = nullptr; |
| return S_OK; |
| } |
| |
| if (info.selected_text.find(static_cast<wchar_t>(TS_CHAR_EMBEDDED)) != |
| wstring::npos) { |
| // embedded object is found. |
| *convertable = FALSE; |
| *new_range = nullptr; |
| return S_OK; |
| } |
| |
| if (FAILED(range->Clone(new_range))) { |
| return E_FAIL; |
| } |
| *convertable = TRUE; |
| return S_OK; |
| } |
| |
| virtual HRESULT STDMETHODCALLTYPE GetReconversion( |
| ITfRange *range, ITfCandidateList **candidate_list) { |
| if (range == nullptr) { |
| return E_INVALIDARG; |
| } |
| if (candidate_list == nullptr) { |
| return E_INVALIDARG; |
| } |
| unique_ptr<TipQueryProvider> provider(TipQueryProvider::Create()); |
| if (!provider) { |
| return E_FAIL; |
| } |
| wstring query; |
| if (!TipEditSession::GetTextSync(text_service_, range, &query)) { |
| return E_FAIL; |
| } |
| std::vector<wstring> candidates; |
| if (!provider->Query(query, |
| TipQueryProvider::kReconversion, |
| &candidates)) { |
| return E_FAIL; |
| } |
| auto *callback = new CandidateListCallbackImpl(text_service_, range); |
| *candidate_list = TipCandidateList::New(candidates, callback); |
| (*candidate_list)->AddRef(); |
| return S_OK; |
| } |
| |
| virtual HRESULT STDMETHODCALLTYPE Reconvert(ITfRange *range) { |
| if (range == nullptr) { |
| return E_INVALIDARG; |
| } |
| |
| if (!TipEditSession::ReconvertFromApplicationSync(text_service_, range)) { |
| return E_FAIL; |
| } |
| return S_OK; |
| } |
| |
| TipRefCount ref_count_; |
| CComPtr<TipTextService> text_service_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ReconvertFunctionImpl); |
| }; |
| |
| } // namespace |
| |
| ITfFnReconversion *TipReconvertFunction::New(TipTextService *text_service) { |
| return new ReconvertFunctionImpl(text_service); |
| } |
| |
| } // namespace tsf |
| } // namespace win32 |
| } // namespace mozc |