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/*
* Copyright (C) 2012-2016 Robin Haberkorn
*
* 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 __SEARCH_H
#define __SEARCH_H
#include <glib.h>
#include "sciteco.h"
#include "parser.h"
#include "ring.h"
#include "qregisters.h"
namespace SciTECO {
/*
* "S" command state and base class for all other search/replace commands
*/
class StateSearch : public StateExpectString {
public:
StateSearch(bool last = true) : StateExpectString(true, last) {}
protected:
struct Parameters {
gint dot;
gint from, to;
gint count;
Buffer *from_buffer, *to_buffer;
} parameters;
QRegSpecMachine qreg_machine;
enum MatchState {
STATE_START,
STATE_NOT,
STATE_CTL_E,
STATE_ANYQ,
STATE_MANY,
STATE_ALT
};
gchar *class2regexp(MatchState &state, const gchar *&pattern,
bool escape_default = false);
gchar *pattern2regexp(const gchar *&pattern, bool single_expr = false);
void do_search(GRegex *re, gint from, gint to, gint &count);
virtual void initial(void);
virtual void process(const gchar *str, gint new_chars);
virtual State *done(const gchar *str);
};
class StateSearchAll : public StateSearch {
private:
void initial(void);
State *done(const gchar *str);
};
class StateSearchKill : public StateSearch {
private:
State *done(const gchar *str);
};
class StateSearchDelete : public StateSearch {
public:
StateSearchDelete(bool last = true) : StateSearch(last) {}
protected:
State *done(const gchar *str);
};
class StateReplace : public StateSearchDelete {
public:
StateReplace() : StateSearchDelete(false) {}
private:
State *done(const gchar *str);
};
class StateReplace_insert : public StateInsert {
private:
void initial(void) {}
};
class StateReplace_ignore : public StateExpectString {
private:
State *done(const gchar *str);
};
class StateReplaceDefault : public StateSearchDelete {
public:
StateReplaceDefault() : StateSearchDelete(false) {}
private:
State *done(const gchar *str);
};
class StateReplaceDefault_insert : public StateInsert {
private:
void initial(void) {}
State *done(const gchar *str);
};
class StateReplaceDefault_ignore : public StateExpectString {
private:
State *done(const gchar *str);
};
namespace States {
extern StateSearch search;
extern StateSearchAll searchall;
extern StateSearchKill searchkill;
extern StateSearchDelete searchdelete;
extern StateReplace replace;
extern StateReplace_insert replace_insert;
extern StateReplace_ignore replace_ignore;
extern StateReplaceDefault replacedefault;
extern StateReplaceDefault_insert replacedefault_insert;
extern StateReplaceDefault_ignore replacedefault_ignore;
}
} /* namespace SciTECO */
#endif
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