pjs/extensions/xmlterm/base/mozLineTerm.h

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C++

/*
* The contents of this file are subject to the Mozilla Public
* License Version 1.1 (the "MPL"); you may not use this file
* except in compliance with the MPL. You may obtain a copy of
* the MPL at http://www.mozilla.org/MPL/
*
* Software distributed under the MPL is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the MPL for the specific language governing
* rights and limitations under the MPL.
*
* The Original Code is XMLterm.
*
* The Initial Developer of the Original Code is Ramalingam Saravanan.
* Portions created by Ramalingam Saravanan <svn@xmlterm.org> are
* Copyright (C) 1999 Ramalingam Saravanan. All Rights Reserved.
*
* Contributor(s):
*/
// mozLineTerm.h: Declaration of mozLineTerm class
// which implements the LineTerm and LineTermAux interfaces.
// and provides an XPCOM/XPCONNECT wrapper to the LINETERM module
#include "nspr.h"
#include "nscore.h"
#include "nsString.h"
#include "nsIServiceManager.h"
#include "nsIDocument.h"
#include "nsIDOMHTMLDocument.h"
#include "mozILineTermAux.h"
#define MAXCOL 4096 // Maximum columns in line buffer
class mozLineTerm : public mozILineTermAux
{
public:
mozLineTerm();
virtual ~mozLineTerm();
// nsISupports interface
NS_DECL_ISUPPORTS
// mozILineTerm interface
NS_IMETHOD Open(const PRUnichar *command,
const PRUnichar *initInput,
const PRUnichar *promptRegexp,
PRInt32 options, PRInt32 processType,
nsIDOMDocument *domDoc);
NS_IMETHOD Close(const PRUnichar* aCookie);
NS_IMETHOD Write(const PRUnichar *buf, const PRUnichar* aCookie);
NS_IMETHOD Read(PRInt32 *opcodes, PRInt32 *opvals,
PRInt32 *buf_row, PRInt32 *buf_col,
const PRUnichar* aCookie,
PRUnichar **_retval);
// mozILineTermAux interface add ons
// (not scriptable, no authentication cookie required)
NS_IMETHOD OpenAux(const PRUnichar *command,
const PRUnichar *initInput,
const PRUnichar *promptRegexp,
PRInt32 options, PRInt32 processType,
PRInt32 nRows, PRInt32 nCols,
PRInt32 xPixels, PRInt32 yPixels,
nsIDOMDocument *domDoc,
nsIObserver* anObserver,
nsString& aCookie);
NS_IMETHOD SuspendAux(PRBool aSuspend);
NS_IMETHOD CloseAux(void);
NS_IMETHOD CloseAllAux(void);
NS_IMETHOD ResizeAux(PRInt32 nRows, PRInt32 nCols);
NS_IMETHOD ReadAux(PRInt32 *opcodes, PRInt32 *opvals,
PRInt32 *buf_row, PRInt32 *buf_col,
PRUnichar **_retval, PRUnichar **retstyle);
NS_IMETHOD GetCookie(nsString& aCookie);
NS_IMETHOD GetCursorRow(PRInt32 *aCursorRow);
NS_IMETHOD SetCursorRow(PRInt32 aCursorRow);
NS_IMETHOD GetCursorColumn(PRInt32 *aCursorColumn);
NS_IMETHOD SetCursorColumn(PRInt32 aCursorColumn);
NS_IMETHOD GetEchoFlag(PRBool *aEchoFlag);
NS_IMETHOD SetEchoFlag(PRBool aEchoFlag);
// others
/** GTK event callback function
*/
static void Callback(gpointer data,
gint source,
GdkInputCondition condition);
/** Flag controlling logging of user input to STDERR */
static PRBool mLoggingEnabled;
protected:
/** Checks if Mozilla preference settings are secure
* @param _retval (output) PR_TRUE if settings are secure
*/
NS_IMETHOD ArePrefsSecure(PRBool *_retval);
/** Checks if document principal is secure and returns principal string
* @param domDOC DOM document object
* @param aPrincipalStr (output) document principal string
*/
NS_IMETHOD GetSecurePrincipal(nsIDOMDocument *domDoc,
char** aPrincipalStr);
/** lineterm descriptor index returned by lterm_new (>= 0) */
int mLTerm;
/** current cursor row position */
int mCursorRow;
/** current cursor column position */
int mCursorColumn;
/** flag controlling whether is LineTerm is suspended */
PRBool mSuspended;
/** flag controlling input echo in LineTerm */
PRBool mEchoFlag;
/** non-owning reference to Observer to be notified when data is available
* for reading from LineTerm
*/
nsIObserver* mObserver;
/** cookie string used for authentication (stored in document.cookie) */
nsString mCookie;
/** record of last time when timestamp was displayed in user input log */
PRTime mLastTime;
};