haiku/headers/os/translation/TranslatorRoster.h
Axel Dörfler f90e454336 * More or less rewrote BTranslatorRoster - it now has a private implementation
class, and only wraps around that one.
* Translating is no longer serialized, you can translate more than one object
  at a time now.
* A BTranslator that is released (ie. deleted) will no longer let its BTranslatorRoster
  crash.
* Removed BTranslatorRoster::Version() - this kind of call definitely makes no
  sense at all. It's still exported from the sources, though, for backwards
  compatibility.
* Simplified and improved code.
* Images are now unloaded only once.
* Added new method IsTranslator() that will be used by the DataTranslations preferences
  application.
* Began implementing new methods StartWatching()/StopWatching() that will notify
  you if new translators are installed or old ones removed (this will also be used
  by DataTranslations once it's ready).
* The private BTranslatorRoster class will now add itself to the existing BApplication,
  in order to provide automatic updating of the translators if needed (not yet implemented
  though).
* Not heavily tested yet, there might be some regressions.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@17247 a95241bf-73f2-0310-859d-f6bbb57e9c96
2006-04-27 18:40:28 +00:00

101 lines
2.9 KiB
C++

/*
* Copyright 2002-2006, Haiku, Inc. All Rights Reserved.
* Distributed under the terms of the MIT License.
*/
#ifndef _TRANSLATOR_ROSTER_H
#define _TRANSLATOR_ROSTER_H
#include <Archivable.h>
#include <TranslationDefs.h>
struct translation_format;
class BBitmap;
class BView;
class BPositionIO;
class BQuery;
class BMessage;
class BTranslatorRoster : public BArchivable {
public:
BTranslatorRoster();
BTranslatorRoster(BMessage* model);
virtual ~BTranslatorRoster();
static BTranslatorRoster *Default();
virtual status_t Archive(BMessage* into, bool deep = true) const;
static BArchivable* Instantiate(BMessage* from);
status_t AddTranslators(const char* loadPath = NULL);
status_t AddTranslator(BTranslator* translator);
virtual status_t Identify(BPositionIO* source, BMessage* ioExtension,
translator_info* _info, uint32 hintType = 0,
const char* hintMIME = NULL, uint32 wantType = 0);
virtual status_t GetTranslators(BPositionIO* source,
BMessage* ioExtension, translator_info** _info, int32* _numInfo,
uint32 hintType = 0, const char* hintMIME = NULL,
uint32 wantType = 0);
virtual status_t GetAllTranslators(translator_id** _list,
int32* _count);
virtual status_t GetTranslatorInfo(translator_id translatorID,
const char** _name, const char** _info, int32* _version);
virtual status_t GetInputFormats(translator_id translatorID,
const translation_format** _formats, int32* _numFormats);
virtual status_t GetOutputFormats(translator_id translatorID,
const translation_format** _formats, int32* _numFormats);
virtual status_t Translate(BPositionIO* source,
const translator_info* info, BMessage* ioExtension,
BPositionIO* destination, uint32 wantOutType,
uint32 hintType = 0, const char* hintMIME = NULL);
virtual status_t Translate(translator_id translatorID,
BPositionIO* source, BMessage* ioExtension,
BPositionIO* destination, uint32 wantOutType);
virtual status_t MakeConfigurationView(translator_id translatorID,
BMessage* ioExtension, BView** _view, BRect* _extent);
virtual status_t GetConfigurationMessage(translator_id translatorID,
BMessage* ioExtension);
status_t GetRefFor(translator_id translatorID, entry_ref* ref);
bool IsTranslator(entry_ref* ref);
status_t StartWatching(BMessenger target);
status_t StopWatching(BMessenger target);
private:
// unimplemented
BTranslatorRoster(const BTranslatorRoster& other);
BTranslatorRoster& operator=(const BTranslatorRoster& other);
virtual void ReservedTranslatorRoster1();
virtual void ReservedTranslatorRoster2();
virtual void ReservedTranslatorRoster3();
virtual void ReservedTranslatorRoster4();
virtual void ReservedTranslatorRoster5();
virtual void ReservedTranslatorRoster6();
void _Initialize();
private:
class Private;
Private* fPrivate;
int32 fUnused[6];
static BTranslatorRoster* sDefaultRoster;
};
#endif /* _TRANSLATOR_ROSTER_H */