/*
* lftp - file transfer program
*
* Copyright (c) 1996-2012 by Alexander V. Lukyanov (lav@yars.free.net)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef QUEUEFEEDER_H
#define QUEUEFEEDER_H
#include "CmdExec.h"
class QueueFeeder : public CmdFeeder
{
struct QueueJob {
xstring_c cmd;
xstring_c pwd;
xstring_c lpwd;
QueueJob *next, *prev;
QueueJob(): next(0), prev(0) {}
} *jobs, *lastjob;
xstring_c cur_pwd;
xstring_c cur_lpwd;
xstring buffer;
/* remove the given job from the list */
void unlink_job(QueueJob *job);
/* get the n'th job */
QueueJob *get_job(int n);
/* get the n'th job, removed from the list: */
QueueJob *grab_job(int n);
/* get all jobs (linked and removed from the list)
* that match the cmd: */
QueueJob *grab_job(const char *cmd);
/* get the next job in j that matches cmd (including j) */
static QueueJob *get_next_match(const char *cmd, QueueJob *j);
void PrintJobs(const QueueJob *job, int v, const char *plur) const;
xstring& FormatJobs(xstring& s,const QueueJob *job, int v, const char *plur) const;
void insert_jobs(QueueJob *job,
QueueJob *&lst_head, QueueJob *&lst_tail,
QueueJob *before);
void FreeList(QueueJob *j);
public:
const char *NextCmd(CmdExec *exec,const char *prompt);
/* Add a command to the queue at a given position; a 0 position inserts at the end. */
void QueueCmd(const char *cmd, const char *pwd, const char *lpwd, int pos = 0, int verbose = 0);
/* delete jobs (by index or wildcard expr) */
bool DelJob(int from, int v = 0);
bool DelJob(const char *cmd, int v = 0);
/* move one or more jobs (by index or wildcard expr). */
bool MoveJob(int from, int to, int v = 0);
bool MoveJob(const char *cmd, int to, int v = 0);
static int JobCount(const QueueJob *);
int JobCount() const { return JobCount(jobs); }
enum { PrintRequeue = 9999 };
xstring& FormatStatus(xstring&,int v,const char *prefix="\t") const;
QueueFeeder(const char *pwd, const char *lpwd):
jobs(0), lastjob(0), cur_pwd(pwd), cur_lpwd(lpwd) {}
virtual ~QueueFeeder();
};
#endif//QUEUEFEEDER_H