Index: components/translate/content/renderer/data_file_renderer_cld_data_provider.h |
diff --git a/components/translate/content/renderer/data_file_renderer_cld_data_provider.h b/components/translate/content/renderer/data_file_renderer_cld_data_provider.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..ba0c7bebe27ae520440b8bd31949fc19ef268c4e |
--- /dev/null |
+++ b/components/translate/content/renderer/data_file_renderer_cld_data_provider.h |
@@ -0,0 +1,55 @@ |
+// Copyright 2014 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. |
+ |
+#ifndef CHROME_RENDERER_TRANSLATE_DATA_FILE_RENDERER_CLD_DATA_PROVIDER_H_ |
Takashi Toyoshima
2014/06/19 10:20:35
macro name
Andrew Hayden (chromium.org)
2014/06/19 13:40:20
Done.
|
+#define CHROME_RENDERER_TRANSLATE_DATA_FILE_RENDERER_CLD_DATA_PROVIDER_H_ |
+ |
+#include "base/files/file.h" |
+#include "base/files/memory_mapped_file.h" |
+#include "base/lazy_instance.h" |
+#include "base/memory/weak_ptr.h" |
+#include "components/translate/content/renderer/renderer_cld_data_provider.h" |
+#include "content/public/renderer/render_view_observer.h" |
+#include "ipc/ipc_message.h" |
+#include "ipc/ipc_platform_file.h" |
+ |
+namespace content { |
+ |
+class DataFileRendererCldDataProvider : public RendererCldDataProvider { |
+ public: |
+ DataFileRendererCldDataProvider(content::RenderViewObserver*); |
Takashi Toyoshima
2014/06/19 10:20:35
explicit
Andrew Hayden (chromium.org)
2014/06/19 13:40:20
Done.
|
+ bool OnMessageReceived(const IPC::Message&); |
+ void SendCldDataRequest(); |
+ void SetCldAvailableCallback(base::Callback<void(void)>); |
+ bool IsCldDataAvailable(); |
+private: |
+ void OnCldDataAvailable(const IPC::PlatformFileForTransit ipc_file_handle, |
+ const uint64 data_offset, |
+ const uint64 data_length); |
+ void LoadCldData(base::File file, |
+ const uint64 data_offset, |
+ const uint64 data_length); |
+ content::RenderViewObserver* render_view_observer; |
+ base::Callback<void(void)> cld_available_callback; |
+ // A struct that contains the pointer to the CLD mmap. Used so that we can |
+ // leverage LazyInstance:Leaky to properly scope the lifetime of the mmap. |
+ struct CLDMmapWrapper { |
+ CLDMmapWrapper() { |
+ value = NULL; |
+ } |
+ base::MemoryMappedFile* value; |
+ }; |
+ static base::LazyInstance<CLDMmapWrapper>::Leaky s_cld_mmap_; |
Takashi Toyoshima
2014/06/19 10:20:35
DISALLOW_COPY_AND_ASSIGN
Andrew Hayden (chromium.org)
2014/06/19 13:40:20
Done.
|
+}; |
+ |
+// Implementation of the static factory method from BrowserCldDataProvider, |
+// hooking up this specific implementation for all of Chromium. |
+RendererCldDataProvider* RendererCldDataProviderFor( |
Takashi Toyoshima
2014/06/19 10:20:35
ditto, any reason to implement this in a header?
Andrew Hayden (chromium.org)
2014/06/19 13:40:20
Same response, moved to .cc file.
|
+ content::RenderViewObserver* render_view_observer) { |
+ return new DataFileRendererCldDataProvider(render_view_observer); |
+} |
+ |
+} // namespace content |
+ |
+#endif // CHROME_RENDERER_TRANSLATE_DATA_FILE_RENDERER_CLD_DATA_PROVIDER_H_ |