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/*
* Copyright (C) 2012-2017 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 __IOVIEW_H
#define __IOVIEW_H
#include <string.h>
#include <glib.h>
#include <glib/gstdio.h>
#include <glib/gprintf.h>
#include "sciteco.h"
#include "interface.h"
#include "undo.h"
namespace SciTECO {
/*
* Auxiliary functions
*/
gchar *expand_path(const gchar *path);
/**
* Get absolute/full version of a possibly relative path.
* The path is tried to be canonicalized so it does
* not contain relative components.
* Works with existing and non-existing paths (in the latter case,
* heuristics may be applied).
* Depending on platform and existence of the path,
* canonicalization might fail, but the path returned is
* always absolute.
*
* @param path Possibly relative path name.
* @return Newly-allocated absolute path name.
*/
gchar *get_absolute_path(const gchar *path);
/**
* Normalize path or file name.
*
* This changes the directory separators
* to forward slash (on platforms that support
* different directory separator styles).
*
* @param path The path to normalize.
* It is changed in place.
* @return Returns `path`. The return value
* may be ignored.
*/
static inline gchar *
normalize_path(gchar *path)
{
#if G_DIR_SEPARATOR != '/'
return g_strdelimit(path, G_DIR_SEPARATOR_S, '/');
#else
return path;
#endif
}
bool file_is_visible(const gchar *path);
/**
* This gets the length of a file name's directory
* component including any trailing directory separator.
* It returns 0 if the file name does not have a directory
* separator.
* This is useful when constructing file names in the same
* directory as an existing one, keeping the exact same
* directory component (globbing, tab completion...).
* Also if it returns non-0, this can be used to look up
* the last used directory separator in the file name.
*/
static inline gsize
file_get_dirname_len(const gchar *path)
{
gsize len = 0;
for (const gchar *p = path; *p; p++)
if (G_IS_DIR_SEPARATOR(*p))
len = p - path + 1;
return len;
}
class IOView : public ViewCurrent {
class UndoTokenRemoveFile : public UndoToken {
gchar *filename;
public:
UndoTokenRemoveFile(const gchar *_filename)
: filename(g_strdup(_filename)) {}
~UndoTokenRemoveFile()
{
g_free(filename);
}
void
run(void)
{
g_unlink(filename);
}
};
public:
void load(GIOChannel *channel);
void load(const gchar *filename);
void save(GIOChannel *channel);
void save(const gchar *filename);
};
} /* namespace SciTECO */
#endif
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