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c2759f1263
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105 lines
4.2 KiB
C++
105 lines
4.2 KiB
C++
/***************************************************************************
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* Copyright (C) 2006 by Massimiliano Torromeo *
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* massimiliano.torromeo@gmail.com *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#ifndef UTILITIES_H
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#define UTILITIES_H
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#include <string>
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#include <vector>
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#include <unordered_map>
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#include "inputmanager.h"
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typedef std::unordered_map<std::string, std::string, std::hash<std::string>> ConfStrHash;
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typedef std::unordered_map<std::string, int, std::hash<std::string>> ConfIntHash;
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class case_less {
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public:
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bool operator()(const std::string &left, const std::string &right) const;
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};
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inline bool isUTF8Starter(char c) {
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return (c & 0xC0) != 0x80;
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}
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/** Returns the string with whitespace stripped from both ends. */
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std::string trim(const std::string& s);
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/** Returns the string with whitespace stripped from the start. */
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std::string ltrim(const std::string& s);
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/** Returns the string with whitespace stripped from the end. */
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std::string rtrim(const std::string& s);
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/** Returns the contents of the given file as a string. */
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std::string readFileAsString(std::string const& filename);
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/**
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* Writes the given string to a file.
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* The update is done atomically but not durably; if you need durability
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* when fsync() the parent directory afterwards.
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* @return True iff the file was written successfully.
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*/
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bool writeStringToFile(std::string const& filename, std::string const& data);
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/**
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* Tells the file system to commit the given directory to disk.
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* @return True iff the sync was successful.
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*/
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bool syncDir(std::string const& dirname);
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std::string strreplace(std::string orig, const std::string &search, const std::string &replace);
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std::string cmdclean(std::string cmdline);
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/**
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* Returns the parent directory of the given directory path, or "/" if there is
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* no parent.
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* This function does not check the file system: it is only string manipulation.
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* @return The parent directory path, including a trailing '/'.
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*/
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std::string parentDir(std::string const& dir);
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inline std::string trimExtension(std::string const& filename) {
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return filename.substr(0, filename.rfind('.'));
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}
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bool fileExists(const std::string &file);
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int constrain(int x, int imin, int imax);
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int evalIntConf(ConfIntHash& hash, const std::string &key, int def, int imin, int imax);
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/**
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* Splits the given string on the given delimiter, returning the split elements
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* in the given vector.
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* A delimiter can be a string of multiple characters, in which case that
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* entire delimiter string acts as a single delimiter.
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* If the delimiter is empty, the entire string is returned as a single element.
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* Any previous contents of the vector are discarded.
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*/
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void split(std::vector<std::string>& vec, std::string const& str,
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std::string const& delim);
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int intTransition(int from, int to, long int tickStart, long duration=500,
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long tickNow=-1);
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void inject_user_event(enum EventCode code = REPAINT_MENU,
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void *data1 = NULL, void *data2 = NULL);
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#endif // UTILITIES_H
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