| OLD | NEW |
| (Empty) |
| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "win8/metro_driver/ime/input_scope.h" | |
| 6 | |
| 7 #include <atlbase.h> | |
| 8 #include <atlcom.h> | |
| 9 | |
| 10 #include "base/logging.h" | |
| 11 #include "base/macros.h" | |
| 12 #include "ui/base/win/atl_module.h" | |
| 13 | |
| 14 namespace metro_driver { | |
| 15 namespace { | |
| 16 | |
| 17 // An implementation of ITfInputScope interface. | |
| 18 // This implementation only covers ITfInputScope::GetInputScopes since built-in | |
| 19 // on-screen keyboard on Windows 8+ changes its layout depending on the returned | |
| 20 // value of this method. | |
| 21 // Although other advanced features of ITfInputScope such as phase list or | |
| 22 // regex support might be useful for IMEs or on-screen keyboards in future, | |
| 23 // no IME seems to be utilizing such features as of Windows 8.1. | |
| 24 class ATL_NO_VTABLE InputScopeImpl | |
| 25 : public CComObjectRootEx<CComMultiThreadModel>, | |
| 26 public ITfInputScope { | |
| 27 public: | |
| 28 InputScopeImpl() {} | |
| 29 | |
| 30 BEGIN_COM_MAP(InputScopeImpl) | |
| 31 COM_INTERFACE_ENTRY(ITfInputScope) | |
| 32 END_COM_MAP() | |
| 33 | |
| 34 void Initialize(const std::vector<InputScope>& input_scopes) { | |
| 35 input_scopes_ = input_scopes; | |
| 36 } | |
| 37 | |
| 38 private: | |
| 39 // ITfInputScope overrides: | |
| 40 STDMETHOD(GetInputScopes)(InputScope** input_scopes, UINT* count) override { | |
| 41 if (!count || !input_scopes) | |
| 42 return E_INVALIDARG; | |
| 43 *input_scopes = static_cast<InputScope*>( | |
| 44 CoTaskMemAlloc(sizeof(InputScope) * input_scopes_.size())); | |
| 45 if (!input_scopes) { | |
| 46 *count = 0; | |
| 47 return E_OUTOFMEMORY; | |
| 48 } | |
| 49 std::copy(input_scopes_.begin(), input_scopes_.end(), *input_scopes); | |
| 50 *count = static_cast<UINT>(input_scopes_.size()); | |
| 51 return S_OK; | |
| 52 } | |
| 53 STDMETHOD(GetPhrase)(BSTR** phrases, UINT* count) override { | |
| 54 return E_NOTIMPL; | |
| 55 } | |
| 56 STDMETHOD(GetRegularExpression)(BSTR* regexp) override { | |
| 57 return E_NOTIMPL; | |
| 58 } | |
| 59 STDMETHOD(GetSRGS)(BSTR* srgs) override { | |
| 60 return E_NOTIMPL; | |
| 61 } | |
| 62 STDMETHOD(GetXML)(BSTR* xml) override { | |
| 63 return E_NOTIMPL; | |
| 64 } | |
| 65 | |
| 66 // Data which ITfInputScope::GetInputScopes should return. | |
| 67 std::vector<InputScope> input_scopes_; | |
| 68 | |
| 69 DISALLOW_COPY_AND_ASSIGN(InputScopeImpl); | |
| 70 }; | |
| 71 | |
| 72 } // namespace | |
| 73 | |
| 74 base::win::ScopedComPtr<ITfInputScope> | |
| 75 CreteInputScope(const std::vector<InputScope>& input_scopes) { | |
| 76 ui::win::CreateATLModuleIfNeeded(); | |
| 77 CComObject<InputScopeImpl>* object = NULL; | |
| 78 HRESULT hr = CComObject<InputScopeImpl>::CreateInstance(&object); | |
| 79 if (FAILED(hr)) { | |
| 80 LOG(ERROR) << "CComObject<InputScopeImpl>::CreateInstance failed. hr = " | |
| 81 << hr; | |
| 82 return base::win::ScopedComPtr<ITfInputScope>(); | |
| 83 } | |
| 84 object->Initialize(input_scopes); | |
| 85 return base::win::ScopedComPtr<ITfInputScope>(object); | |
| 86 } | |
| 87 | |
| 88 } // namespace metro_driver | |
| OLD | NEW |