Index: win8/metro_driver/ime/input_scope.cc |
diff --git a/win8/metro_driver/ime/input_scope.cc b/win8/metro_driver/ime/input_scope.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..b675878636a5ee2f4ec38ef71ac7eeefa2a0286a |
--- /dev/null |
+++ b/win8/metro_driver/ime/input_scope.cc |
@@ -0,0 +1,87 @@ |
+// Copyright (c) 2013 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include "win8/metro_driver/ime/input_scope.h" |
+ |
+#include <atlbase.h> |
+#include <atlcom.h> |
+ |
+#include "base/logging.h" |
+#include "ui/base/win/atl_module.h" |
+ |
+namespace metro_driver { |
+namespace { |
+ |
+// An implementation of ITfInputScope interface. |
+// This implementation only covers ITfInputScope::GetInputScopes since built-in |
+// on-screen keyboard on Windows 8+ changes its layout depending on the returned |
+// value of this method. |
+// Although other advanced features of ITfInputScope such as phase list or |
+// regex support might be useful for IMEs or on-screen keyboards in future, |
+// no IME seems to be utilizing such features as of Windows 8.1. |
+class ATL_NO_VTABLE InputScopeImpl |
+ : public CComObjectRootEx<CComMultiThreadModel>, |
+ public ITfInputScope { |
+ public: |
+ InputScopeImpl() {} |
+ |
+ BEGIN_COM_MAP(InputScopeImpl) |
+ COM_INTERFACE_ENTRY(ITfInputScope) |
+ END_COM_MAP() |
+ |
+ void Initialize(const std::vector<InputScope>& input_scopes) { |
+ input_scopes_ = input_scopes; |
+ } |
+ |
+ private: |
+ // ITfInputScope overrides: |
+ STDMETHOD(GetInputScopes)(InputScope** input_scopes, UINT* count) OVERRIDE { |
+ if (!count || !input_scopes) |
+ return E_INVALIDARG; |
+ *input_scopes = static_cast<InputScope*>( |
+ CoTaskMemAlloc(sizeof(InputScope) * input_scopes_.size())); |
+ if (!input_scopes) { |
+ *count = 0; |
+ return E_OUTOFMEMORY; |
+ } |
+ std::copy(input_scopes_.begin(), input_scopes_.end(), *input_scopes); |
+ *count = static_cast<UINT>(input_scopes_.size()); |
+ return S_OK; |
+ } |
+ STDMETHOD(GetPhrase)(BSTR** phrases, UINT* count) OVERRIDE { |
+ return E_NOTIMPL; |
+ } |
+ STDMETHOD(GetRegularExpression)(BSTR* regexp) OVERRIDE { |
+ return E_NOTIMPL; |
+ } |
+ STDMETHOD(GetSRGS)(BSTR* srgs) OVERRIDE { |
+ return E_NOTIMPL; |
+ } |
+ STDMETHOD(GetXML)(BSTR* xml) OVERRIDE { |
+ return E_NOTIMPL; |
+ } |
+ |
+ // Data which ITfInputScope::GetInputScopes should return. |
+ std::vector<InputScope> input_scopes_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(InputScopeImpl); |
+}; |
+ |
+} // namespace |
+ |
+base::win::ScopedComPtr<ITfInputScope> |
+CreteInputScope(const std::vector<InputScope>& input_scopes) { |
+ ui::win::CreateATLModuleIfNeeded(); |
+ CComObject<InputScopeImpl>* object = NULL; |
+ HRESULT hr = CComObject<InputScopeImpl>::CreateInstance(&object); |
+ if (FAILED(hr)) { |
+ LOG(ERROR) << "CComObject<InputScopeImpl>::CreateInstance failed. hr = " |
+ << hr; |
+ return base::win::ScopedComPtr<ITfInputScope>(); |
+ } |
+ object->Initialize(input_scopes); |
+ return base::win::ScopedComPtr<ITfInputScope>(object); |
+} |
+ |
+} // namespace metro_driver |