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#ifndef _nsMimeHtmlEmitter_h_
#define _nsMimeHtmlEmitter_h_

#include "prtypes.h"
#include "prio.h"
#include "nsMimeBaseEmitter.h"
#include "nsMimeRebuffer.h"
#include "nsIStreamListener.h"
#include "nsIOutputStream.h"
#include "nsIInputStream.h"
#include "nsIURI.h"
#include "nsIChannel.h"
#include "nsIMimeMiscStatus.h"
#include "nsIMimeConverter.h"
#include "nsIDateTimeFormat.h"

class nsMimeHtmlDisplayEmitter : public nsMimeBaseEmitter {
public: 
    nsMimeHtmlDisplayEmitter ();
    nsresult Init();

    virtual       ~nsMimeHtmlDisplayEmitter (void);

    // Header handling routines.
    NS_IMETHOD    EndHeader();

    // Attachment handling routines
    NS_IMETHOD    StartAttachment(const char *name, const char *contentType, const char *url,
                                  PRBool aNotDownloaded);
    NS_IMETHOD    AddAttachmentField(const char *field, const char *value);
    NS_IMETHOD    EndAttachment();
	  NS_IMETHOD	  EndAllAttachments();

    // Body handling routines
    NS_IMETHOD    WriteBody(const char *buf, PRUint32 size, PRUint32 *amountWritten);
    NS_IMETHOD    EndBody();
    NS_IMETHOD WriteHTMLHeaders();

    virtual nsresult            WriteHeaderFieldHTMLPrefix();
    virtual nsresult            WriteHeaderFieldHTML(const char *field, const char *value);
    virtual nsresult            WriteHeaderFieldHTMLPostfix();

protected:
    PRBool        mFirst;  // Attachment flag...
    PRBool        mSkipAttachment;  // attachments we shouldn't show...

    nsCOMPtr<nsIMsgHeaderSink> mHeaderSink;

    nsresult GetHeaderSink(nsIMsgHeaderSink ** aHeaderSink);
    PRBool BroadCastHeadersAndAttachments();
    nsresult StartAttachmentInBody(const char *name, const char *contentType, const char *url);

    nsCOMPtr<nsIDateTimeFormat> mDateFormater;
    nsresult GenerateDateString(const char * dateString, nsACString& formattedDate);
    nsresult BroadcastHeaders(nsIMsgHeaderSink * aHeaderSink, PRInt32 aHeaderMode, PRBool aFromNewsgroup);
};


#endif /* _nsMimeHtmlEmitter_h_ */
