/* $Id$

Copyright (C) 2005-2009 tooar <tooar@emelfm2.net>

This file is part of emelFM2.
emelFM2 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, or (at your option)
any later version.

emelFM2 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 emelFM2; see the file GPL. If not, see http://www.gnu.org/licenses.
*/

/**
@file plugins/e2p_rename.h
@brief header for file-rename plugin
*/

#ifndef __E2P_RENAMEXT_MAIN_H__
#define __E2P_RENAMEXT_MAIN_H__

#include "emelfm2.h"
#include "e2_task.h"

//up to E2_CHUNK_LIMIT-1 regex group-expressions processed in any pattern
#define E2_CHUNK_LIMIT 16
//enable file chooser button (depends on resolution of older? gtk bug
//gtk_file_chooser_button_new() always crashes in non-main thread
#define E2_RENCHOOSER

typedef enum
{
	SEARCH_ALL_P = 0,
	SEARCH_ALLACTIVE_P, SEARCH_ALLINACTIVE_P, //for variable namespaces
	SEARCH_CURRENT_P, SEARCH_OTHER_P, SEARCH_THIS_P, SEARCH_SUBDIRS_P,
	OLD_SEL_P, OLD_WILD_P, OLD_REGEX_P,
	NEW_UPPER_P, NEW_LOWER_P, NEW_THIS_P,
	CONFIRM_P,
	MAX_FLAGS	//no. of entries in the array
} renflag_t ;

typedef enum
{
	E2PR_NORMAL  = 0,
	E2PR_SEL     = 1,
	E2PR_WILD    = 1 << 1,
	E2PR_REGEX   = 1 << 2,
	E2PR_RECURSE = 1 << 3,
	E2PR_LOWER   = 1 << 4,//for case conversions
	E2PR_UPPER   = 1 << 5,
	E2PR_PATTERN = 1 << 6,//some replacement pattern provided
	E2PR_NEWALL  = 1 << 7,//replacememt has nothing wild in it
	E2PR_WHOLE   = 1 << 8,//replacement with one or more "\0"
	E2PR_COUNTER = 1 << 9 //replacement with one or more %c[n[,m]
} E2P_RenFlags;

typedef struct _E2P_RenameData
{
	E2P_RenFlags flags;
	const gchar *pattern; //allocated string with entered 'old' name string
	regex_t *compiled; //pointer to compiled regex pattern for 'old' name
	GPtrArray *candidates;	//array of utf8 absolute path strings, each member is a match
} E2P_RenameData;

typedef struct _E2_RenDialogRuntime
{
	GtkWidget *dialog;
	GtkWidget *directory; // entry with text for directory to search in/from
	GtkWidget *pattern;  // entry with text for file name to search for
	GtkWidget *newpattern;  // entry with text for file name to substitute
#ifdef E2_RENCHOOSER
	GtkWidget *chooser_box;	//hbox containing chooser_button
	GtkWidget *chooser_button;	//file chooser
	gchar *chooser_startdir;	//localised path to initialize chooser
#endif
	GtkWidget *stop_button;  // button widget, remembered for changing sensitivity
	GtkWidget *start_button;  // ditto
	GtkWidget *help_button;  // ditto
	GtkWidget *active_button;
	GtkWidget *recurse_button;
	GtkWidget *wild_button;
	GSList *groups;  //list of lists of grouped toggle btns
//	gint find_pid;
//	gboolean extended_rgx;	//flag for whether 'find' command can use extended regex
	E2P_RenFlags modeflags;
	gboolean parsed;	//flag for whether the replacemment pattern has been converted to chunks
	gboolean abort;  //flag for stop btn pressed when querying a rename
	E2_TaskStatus *status;	//store for changing queued task status
//	flags moved to static
//	gboolean flags[MAX_FLAGS];	//cache for toggle values
	gchar *chunks[E2_CHUNK_LIMIT];  //parts of old name pattern which are needed in the new name
						//when replacement has nothing wild, chunks[1] has the whole replacement
} E2_RenDialogRuntime;

#endif //ndef __E2P_RENAMEXT_MAIN_H__