Index: content/renderer/hyphenator/hyphenator.h |
=================================================================== |
--- content/renderer/hyphenator/hyphenator.h (revision 152650) |
+++ content/renderer/hyphenator/hyphenator.h (working copy) |
@@ -8,6 +8,7 @@ |
#include <vector> |
#include "base/memory/scoped_ptr.h" |
+#include "base/memory/weak_ptr.h" |
#include "base/platform_file.h" |
#include "base/string16.h" |
#include "content/common/content_export.h" |
@@ -19,6 +20,7 @@ |
typedef struct _HyphenDict HyphenDict; |
namespace content { |
+class RenderThread; |
// A class that hyphenates a word. This class encapsulates the hyphen library |
// and manages resources used by the library. When this class uses a huge |
@@ -34,11 +36,27 @@ |
// hyphenation. |
bool Initialize(); |
+ // Attaches this object to a render thread. This function adds a MessageFilter |
+ // object to the specified render thread to listen hyphenator messages and |
+ // sends a HyphenatorHostMsg_OpenDictionary message. |
+ bool Attach(content::RenderThread* thread, const string16& locale); |
jam
2012/08/23 21:34:29
ditto
Hironori Bono
2012/08/27 06:57:28
Done. Thanks for noticing this redundant comment.
jam
2012/08/27 16:31:10
I had meant the "content::"
|
+ |
+ // Returns whether this object can hyphenate words. When this object does not |
+ // have a dictionary file attached, this function sends an IPC request to open |
+ // the file. |
+ bool CanHyphenate(const string16& locale); |
+ |
// Returns the last hyphenation point, the position where we can insert a |
// hyphen, before the given position. If there are not any hyphenation points, |
// this function returns 0. |
size_t ComputeLastHyphenLocation(const string16& word, size_t before_index); |
+ // Sets a hyphenation dictionary to this object. This function is expected to |
+ // be called when a MessageFilter object receives HyphenatorMsg_SetDictionary |
+ // messages, i.e. when a browser opens the hyphenation dictionary requested by |
+ // this object. |
+ void SetDictionary(base::PlatformFile rule_file); |
+ |
private: |
// The dictionary used by the hyphen library. |
HyphenDict* dictionary_; |
@@ -46,6 +64,7 @@ |
// The dictionary file and its memory-mapping object. (Our copy of the hyphen |
// library uses a memory-mapped file opened by a browser so renderers can use |
// it without opening the file.) |
+ string16 locale_; |
base::PlatformFile rule_file_; |
scoped_ptr<file_util::MemoryMappedFile> rule_map_; |
@@ -58,6 +77,8 @@ |
bool result_; |
std::vector<int> hyphen_offsets_; |
+ base::WeakPtrFactory<Hyphenator> weak_factory_; |
+ |
DISALLOW_COPY_AND_ASSIGN(Hyphenator); |
}; |