This is a high level string class. More...

Public Types
typedef size_t	Size_t

Public Member Functions
const Dtk_WChar_t *	_w_str_us () const
	Retrieve the UNICODE string. More...

void	add_int (const int integer, int force_unsigned_int=0)
	concat an int to the Dtk_string (convert the int to Dtk_string) More...

const char *	c_str () const
	Retrieve the ASCII conversion string. More...

void	cat (const Dtk_string &s2)
	concat the Dtk_string with the Dtk_string given in parameter More...

void	clear ()
	clear string data More...

int	cmp (const Dtk_string &s2) const
	compare the Dtk_string with the string given in parameter More...

int	cmp (const Dtk_WChar_t *s2) const

void	convert_from_int (const int integer, int force_unsigned_int=0)
	affectation operator from a int More...

void	ConvertFromUTF8String (const char *inUTF8String)

int	count_char_occurrences (const int car) const
	Counts all the occurrences of a given character into the Dtk_string. More...

int	count_substring_occurrences (const Dtk_string &substring) const
	Counts all the occurrences of a given substring into the Dtk_string. More...

void	cpy (Dtk_string s2)
	copy the Dtk_string given in parameter in the Dtk_string More...

Dtk_string	drive () const
	File Utility : Retrieves the drive in Dtk_string form. More...

	Dtk_string ()
	Default constructor. More...

	Dtk_string (const char *s)
	constructor from a char * (ASCII string) More...

	Dtk_string (const char *s, const Dtk_Size_t &inCount)

	Dtk_string (const double dbl_val)
	constructor from a double More...

	Dtk_string (const double dbl_val, Dtk_Int32 inWithMorePrecision)

	Dtk_string (const Dtk_string &)
	copy constructor More...

	Dtk_string (const Dtk_WChar_t *s)

	Dtk_string (const float float_val)
	constructor from a float More...

	Dtk_string (Dtk_string &&s) DTK_NOEXCEPT
	Move constructor. More...

Dtk_bool	existe_fichier () const
	File Utility : tests if a file exists. More...

Dtk_string	extension () const
	File Utility : Retrieves the extension in Dtk_string form. More...

Dtk_string	filename () const
	File Utility : Retrieves the filename in Dtk_string form. More...

void	FileNameExtension (Dtk_string &outFileNameExtension) const
	File Utility : Retrieves the filename extension in Dtk_string form. More...

Dtk_Size_t	FileSize () const
	File Utility : retrieve the file size. More...

int	find_first (int character) const
	find the position of a character into a Dtk_string More...

int	find_last (int character) const
	find the position of a character into a Dtk_string More...

int	find_substring (const Dtk_string &s1) const
	find the position of a substring into a Dtk_string More...

void	FixPathSeparator ()
	File Utility : Fixes path separator consistency. It lets you replace the '\' or '/' by the OS needed separator. More...

void	free_mem ()

void	FullPath (Dtk_string &outFullPath) const
	File Utility : Retrieves the full path in Dtk_string form. More...

Dtk_Size_t	get_char (char *inoutStr) const
	copy the Dtk_string in a char * (ASCII) string More...

void	get_wchar (Dtk_WChar_t *str) const
	copy the Dtk_string in a char * (UNICODE) string More...

int	icmp (const Dtk_string &s2) const
	Perform a lowercase comparison of strings. More...

int	icmp (const Dtk_WChar_t *s2) const

Dtk_bool	is_not_NULL () const

Dtk_bool	is_NULL () const

Dtk_string	left (int pos) const
	retrieve the left part of the Dtk_string from a position More...

Dtk_string	left_exclusive (int pos) const
	retrieve the left part of the Dtk_string from a position More...

void	LeftExclusive (const int &pos, Dtk_string &outRes) const

int	len () const
	Retrieve the length of the Dtk_string. More...

void	Merge (const Dtk_string &s2)

int	mkdir () const
	File Utility : Create a Directory. More...

int	ncmp (const Dtk_string &s2, const int count) const
	compare the count first character of the Dtk_string with the string given in parameter More...

int	ncmp (const Dtk_WChar_t *s2, const int count) const

void	ncpy (const Dtk_string &s2, size_t size)
	copy a number of characters of the Dtk_string in an other Dtk_string More...

int	nicmp (const Dtk_string &s2, const size_t size) const
	Compare characters of two strings without regard to case. More...

int	nicmp (const Dtk_WChar_t *s2, const size_t size) const

FILE *	OpenFile (const Dtk_string &inRights) const
	File Utility : Open a file with the given rights. More...

Dtk_string &	operator+= (const Dtk_string &s2)

Dtk_string &	operator= (const char *s)
	affectation operator from a char (ASCII) string More...

Dtk_string &	operator= (const double dbl_val)
	affectation operator from a double More...

Dtk_string &	operator= (const Dtk_string &s)
	affectation operator from a Dtk_string More...

Dtk_string &	operator= (const float fltval)
	affectation operator from a float More...

Dtk_string &	operator= (Dtk_string &&s) DTK_NOEXCEPT
	Move assignment operator. More...

const Dtk_WChar_t &	operator[] (int i) const

Dtk_WChar_t &	operator[] (int)
	access to a specified letter in the Dtk_string More...

FILE *	ouvrir_fichier (const Dtk_string &droits) const
	File Utility : Open a file with the given rights. More...

Dtk_string	path () const
	File Utility : Retrieves the path in Dtk_string form. More...

void	RawCopyFromASCII (const char *inStrToBeCopied, const Dtk_Size_t inCount=-1)

int	removechar (const int &removed_char)
	Removes all occurrences of a character in a string. More...

int	replace (const int &old_char, const int &new_char)
	Replaces all occurrences of a character in a string with a new character. More...

Dtk_string	right (int pos) const
	retrieve the right part of the Dtk_string from a position More...

Dtk_string	right_exclusive (int pos) const
	retrieve the right part of the Dtk_string from a position More...

void	RightExclusive (const int &pos, Dtk_string &outRes) const

int	rmdir () const

	SetAsDeprecated ("2022.3", "Use FileSize() method instead") long taille_fichier() const

void	Split (const Dtk_string &inDelimiters, Dtk_tab< Dtk_string > &outResults) const
	Split a Dtk_string into an array of Dtk_string giving a char array. More...

void	Split (Dtk_WChar_t *inDelimiters, Dtk_tab< Dtk_string > &outResults) const

Dtk_string	Substring (const Dtk_Size_t &inStartIndex, const Dtk_Size_t &inLength) const

int	test_extension (const Dtk_string &ext) const

Dtk_status	ToDtkDouble64 (Dtk_Double64 &outRes) const

Dtk_status	ToDtkInt32 (Dtk_Int32 &outRes) const

void	ToLower ()
	Converts the Dtk_string to Lower case. More...

void	ToUpper ()
	Converts the Dtk_string to Upper case. More...

char *	ToUTF8String () const
	Converts the Dtk_string to UTF8 string. More...

int	traite_nom_fichier (Dtk_string drive, Dtk_string path, Dtk_string filename, Dtk_string extension) const
	File Utility: Splits Fullpath into drive/path/filename/extension. More...

void	TrimCharacters (const Dtk_WChar_t inCharToBeTrimmed, const Dtk_bool inTrimLeadingCharacters=DTK_TRUE, const Dtk_bool inTrimTrailingCharacters=DTK_TRUE)
	Removes all occurrences of a given char at the beginning - leading - or the end - trailing - into the Dtk_string. More...

void	TrimLeadingAndTrailingCharacters (const Dtk_WChar_t inCharToBeTrimmed)
	Removes all occurrences of a given char at the beginning - leading - and the end - trailing - into the Dtk_string. More...

void	TrimLeadingCharacters (const Dtk_WChar_t inCharToBeTrimmed)
	Removes all occurrences of a given char at the beginning - leading - and the end - trailing - into the Dtk_string. More...

void	TrimTrailingCharacters (const Dtk_WChar_t inCharToBeTrimmed)
	Removes all occurrences of a given char at the end - trailing - into the Dtk_string. More...

int	unlink () const
	File Utility : Delete a file. More...

	~Dtk_string ()
	Default destructors. More...

Static Public Member Functions
static const char	PathSeparatorChar ()
	File Utility : retrieve The OS Path Separator as char. More...

static const Dtk_string	PathSeparatorString ()
	File Utility : Retrieves The OS Path Separator as Dtk_string. More...

static const Dtk_WChar_t	PathSeparatorWChar ()
	File Utility : Retrieves The OS Path Separator as Dtk_WChar_t. More...

Protected Member Functions
void	_FillFromCharBuffer (const char *inBuffer, const Dtk_Size_t inSize=(Dtk_Size_t) -1)

Protected Attributes
char *	m_CStr
	compatibility ASCII representation. WARNING this field is not always up to date. More...

Size_t	m_CStrSize
	size of m_CStr buffer More...

Dtk_WChar_t *	m_Str
	Internal representation of the string. More...

Size_t	m_StrSize
	size of m_Str buffer More...

Detailed Description

This is a high level string class.

This class lets you use ASCII or UNICODE strings. It also has some File fonctions

Member Typedef Documentation

◆ Size_t

typedef size_t Dtk_string::Size_t

Constructor & Destructor Documentation

◆ ~Dtk_string()

Dtk_string::~Dtk_string ( )

Default destructors.

◆ Dtk_string() [1/9]

Dtk_string::Dtk_string ( )

Default constructor.

◆ Dtk_string() [2/9]

Dtk_string::Dtk_string ( const char * s )

constructor from a char * (ASCII string)

Parameters

s	the ASCII string to convert

◆ Dtk_string() [3/9]

Dtk_string::Dtk_string	(	const char *	s,
		const Dtk_Size_t &	inCount
	)

◆ Dtk_string() [4/9]

Dtk_string::Dtk_string ( const Dtk_string & )

copy constructor

Parameters

s	the Dtk_string to copy

◆ Dtk_string() [5/9]

Dtk_string::Dtk_string ( Dtk_string && s )

Move constructor.

Parameters

s	the Dtk_string to move

                                                 : m_Str( s.m_Str ), m_CStr( s.m_CStr ), m_StrSize( s.m_StrSize ), m_CStrSize( s.m_CStrSize )
      {
           s.m_Str = 0;
           s.m_CStr = 0;
           s.m_StrSize = 0;
           s.m_CStrSize = 0;
      }

◆ Dtk_string() [6/9]

Dtk_string::Dtk_string ( const double dbl_val )

constructor from a double

Parameters

dbl_val the double value to convert

◆ Dtk_string() [7/9]

Dtk_string::Dtk_string	(	const double	dbl_val,
		Dtk_Int32	inWithMorePrecision
	)

◆ Dtk_string() [8/9]

Dtk_string::Dtk_string ( const float float_val )

constructor from a float

Parameters

float_val the float value to convert

◆ Dtk_string() [9/9]

Dtk_string::Dtk_string ( const Dtk_WChar_t * s )

Member Function Documentation

◆ _FillFromCharBuffer()

void Dtk_string::_FillFromCharBuffer	(	const char *	inBuffer,
		const Dtk_Size_t	inSize = `(Dtk_Size_t) -1`
	)

protected

◆ _w_str_us()

const Dtk_WChar_t* Dtk_string::_w_str_us ( ) const

Retrieve the UNICODE string.

Returns: the UNICODE string

Warning: You can't modify the returned string !!

Sample:

Dtk_string res;
wchar_t * tmp_char;
tmp_char = res.w_str(); //you can't modify the tmp_char value

◆ add_int()

void Dtk_string::add_int	(	const int	integer,
		int	force_unsigned_int = `0`
	)

concat an int to the Dtk_string (convert the int to Dtk_string)

Parameters

integer the int to concat

Sample:

Dtk_string s1,res;
int val;
s1 = L"first string";
val = 2;
s1.add_int(val); //Now res is L"first string2"

◆ c_str()

const char* Dtk_string::c_str ( ) const

Retrieve the ASCII conversion string.

Returns: the ASCII string

Warning: You can't modify the returned string !!

Sample:

Dtk_string res;
char * tmp_char;
tmp_char = res.c_str(); //you can't modify the tmp_char value

◆ cat()

void Dtk_string::cat ( const Dtk_string & s2 )

concat the Dtk_string with the Dtk_string given in parameter

Parameters

s2	the Dtk_string to concat

Sample:

Dtk_string s1,s2;
s1 = L"first string";
s2 = L"second string";
s1.cat(s2); //Now s1 is L"first stringsecond string"

Remarks: this method is similar to operator '+'

◆ clear()

void Dtk_string::clear ( )

clear string data

Sample:

Dtk_string tmp = L"one_text";

tmp.clear(); //Now tmp is ""

◆ cmp() [1/2]

int Dtk_string::cmp ( const Dtk_string & s2 ) const

compare the Dtk_string with the string given in parameter

Parameters

s2	: Dtk_string to be compared with

Returns: > 0 if this is greater than s2, 0 if they are identical, < 0 else

Sample:

Dtk_string s1,s2;
...
if(s1.cmp(s2) != 0)
{
...
}

Remarks: this method is similar to '==', '<', '>', '>=', '<=', '!=' operators

◆ cmp() [2/2]

int Dtk_string::cmp ( const Dtk_WChar_t * s2 ) const

◆ convert_from_int()

void Dtk_string::convert_from_int	(	const int	integer,
		int	force_unsigned_int = `0`
	)

affectation operator from a int

Parameters

integer the affected value (a conversion is made)

Sample:

Dtk_string tmp;

tmp.convert_from_int(1); //Now tmp is "1"

◆ ConvertFromUTF8String()

void Dtk_string::ConvertFromUTF8String ( const char * inUTF8String )

◆ count_char_occurrences()

int Dtk_string::count_char_occurrences ( const int car ) const

Counts all the occurrences of a given character into the Dtk_string.

Parameters

car	the searched substring

Returns: the occurrences number of the car.

Sample:

Dtk_string s1;
int nb;
s1 = L"occurrences";
nb = s1.count_char_occurrences('c'); //Now nb is equal to 3

◆ count_substring_occurrences()

int Dtk_string::count_substring_occurrences ( const Dtk_string & substring ) const

Counts all the occurrences of a given substring into the Dtk_string.

Parameters

substring the searched substring

Returns: the occurrences number of the substring.

Sample:

Dtk_string s1;
Dtk_string s2;
int nb;
s1 = L"first string. Second string";
s2 = L"string";
nb = s1.count_substring_occurrences(s2); //Now nb is equal to 2

◆ cpy()

void Dtk_string::cpy ( Dtk_string s2 )

copy the Dtk_string given in parameter in the Dtk_string

Parameters

s2	the Dtk_string to be copied

Sample:

Dtk_string s1,s2;
s1 = L"first string";
s2 = L"second string";
s1.cpy(s2); //Now s1 is L"second string"

Remarks: this method is similar to operator '='

◆ drive()

Dtk_string Dtk_string::drive ( ) const

File Utility : Retrieves the drive in Dtk_string form.

Returns: the drive string

Sample:

Dtk_string s1,res;
s1 = L"C:\\dir\\dir2\\filename.extension";
res = s1.drive(); //result is L"C:"

◆ existe_fichier()

Dtk_bool Dtk_string::existe_fichier ( ) const

File Utility : tests if a file exists.

Returns: true if file exists false else

Sample:

Dtk_string s1;
Dtk_bool res;
s1 = L"C:\\dir\\dir2\\filename.extension";
res = s1.existe_fichier();
if(res)
{
       s1.unlink(); // We delete the file
}

◆ extension()

Dtk_string Dtk_string::extension ( ) const

File Utility : Retrieves the extension in Dtk_string form.

Returns: the extension string

Sample:

Dtk_string s1,res;
s1 = L"C:\\dir\\dir2\\filename.extension";
res = s1.extension(); //result is L"extension"

◆ filename()

Dtk_string Dtk_string::filename ( ) const

File Utility : Retrieves the filename in Dtk_string form.

Returns: the filename string

Sample:

Dtk_string s1,res;
s1 = L"C:\\dir\\dir2\\filename.extension";
res = s1.filename(); //result is L"filename"

◆ FileNameExtension()

void Dtk_string::FileNameExtension ( Dtk_string & outFileNameExtension ) const

File Utility : Retrieves the filename extension in Dtk_string form.

Returns: the filename extension string

Sample:

Dtk_string s1,res;
s1 = L"C:\\dir\\dir2\\filename.extension";
s1.FileNameExtension( res ); //res == L"filename.extension"

◆ FileSize()

Dtk_Size_t Dtk_string::FileSize ( ) const

File Utility : retrieve the file size.

Returns: The file size if success 0 else

Sample:

Dtk_string s1;
Dtk_Size_t size;
s1 = L"C:\\dir\\dir2\\filename.extension";
size = s1.FileSize();

◆ find_first()

int Dtk_string::find_first ( int character ) const

find the position of a character into a Dtk_string

Parameters

car	the searched character (UNICODE or ASCII form)

Returns: the position of the first occurrence of car if success -1 else

Sample:

Dtk_string s1;
int pos;
s1 = L"first string";
pos = s1.find_first(L's'); //Now pos is equal to 3

◆ find_last()

int Dtk_string::find_last ( int character ) const

find the position of a character into a Dtk_string

Parameters

car	the searched character (UNICODE or ASCII form)

Returns: the position of the last occurrence of car if success -1 else

Sample:

Dtk_string s1;
int pos;
s1 = L"first string";
pos = s1.find_last(L's'); //Now pos is equal to 6

◆ find_substring()

int Dtk_string::find_substring ( const Dtk_string & s1 ) const

find the position of a substring into a Dtk_string

Parameters

s1	the searched substring

Returns: the position of the first character of the substring if success -1 else

Sample:

Dtk_string s1,s2;
int pos;
s1 = L"first string";
s2 = L"str";
pos = s1.find_substring(s2); //Now pos is equal to 6

◆ FixPathSeparator()

void Dtk_string::FixPathSeparator ( )

File Utility : Fixes path separator consistency. It lets you replace the '\' or '/' by the OS needed separator.

Remarks: It uses the PathSeparatorChar method to get the correct path separator.

Sample:

Dtk_string s1;
s1 = L"\\dir/dir2\\filename.extension";
s1.FixPathSeparator();
On Windows the path is now L"\\dir\\dir2\\filename.extension"
On Linux/MacOS the path is now L"/dir/dir2/filename.extension"

◆ free_mem()

void Dtk_string::free_mem ( )

Deprecated:

◆ FullPath()

void Dtk_string::FullPath ( Dtk_string & outFullPath ) const

File Utility : Retrieves the full path in Dtk_string form.

Returns: the full path string

Sample:

Dtk_string s1,res;
s1 = L"C:\\dir\\dir2\\filename.extension";
s1.FullPath( res ); //res == L"C:/dir/dir2/"

Remarks: the full path '\' are converted into '/'.

◆ get_char()

Dtk_Size_t Dtk_string::get_char ( char * inoutStr ) const

copy the Dtk_string in a char * (ASCII) string

Parameters

inoutStr the buffer string. If NULL the method only processes the resulting ASCII length - for buffer allocation -

Returns: The ASCII string length.

Sample:

Dtk_string s1;
char * tmp = NULL;
s1 = L"first string";
Dtk_Size_t Len = s1.get_char(tmp); //We process the resulting string length
tmp = new char[Len + 1];
s1.get_char(tmp); //Now tmp is "first string"

Warning: the str string must be allocated before the method call

Remarks: there is a conversion from UNICODE to ASCII string so some ugly characters may occur...

◆ get_wchar()

void Dtk_string::get_wchar ( Dtk_WChar_t * str ) const

copy the Dtk_string in a char * (UNICODE) string

Parameters

str	the buffer string

Sample:

Dtk_string s1;
wchar_t * tmp;
s1 = L"first string";
tmp = new wchar_t[s1.len() + 1];
s1.get_wchar(tmp); //Now tmp is L"first string"

Warning: the str string must be allocated before the method call

◆ icmp() [1/2]

int Dtk_string::icmp ( const Dtk_string & s2 ) const

Perform a lowercase comparison of strings.

Parameters

s2	: Dtk_string to be compared with

Returns: > 0 if this is greater than s2, 0 if they are identical, < 0 else

Sample:

Dtk_string s1,s2;
...
if(s1.cmp(s2,3) != 0)
{
...
}

◆ icmp() [2/2]

int Dtk_string::icmp ( const Dtk_WChar_t * s2 ) const

◆ is_not_NULL()

Dtk_bool Dtk_string::is_not_NULL ( ) const

◆ is_NULL()

Dtk_bool Dtk_string::is_NULL ( ) const

◆ left()

Dtk_string Dtk_string::left ( int pos ) const

retrieve the left part of the Dtk_string from a position

Parameters

pos	: start position

Returns: the left part of the Dtk_string if success or a NULL Dtk_string else

Sample:

Dtk_string s1,s2;
s1 = L"first string";
s2 = s1.left(3); //Now s2 is equal to L"firs"

Remarks: the pivot character is included in the resulted Dtk_string

◆ left_exclusive()

Dtk_string Dtk_string::left_exclusive ( int pos ) const

retrieve the left part of the Dtk_string from a position

Parameters

pos	: start position

Returns: the left part of the Dtk_string if success or a NULL Dtk_string else

Sample:

Dtk_string s1,s2;
s1 = L"first string";
s2 = s1.left_exclusive(3); //Now s2 is equal to L"fir"

Remarks: the pivot character is NOT included in the resulted Dtk_string

◆ LeftExclusive()

void Dtk_string::LeftExclusive	(	const int &	pos,
		Dtk_string &	outRes
	)		const

◆ len()

int Dtk_string::len ( ) const

Retrieve the length of the Dtk_string.

Returns: the Dtk_string length

Sample:

Dtk_string res;
int length;
length = res.len();

◆ Merge()

void Dtk_string::Merge ( const Dtk_string & s2 )

◆ mkdir()

int Dtk_string::mkdir ( ) const

File Utility : Create a Directory.

Returns: 0 if success -1 else

Sample:

Dtk_string s1;
FILE * res;
s1 = L"C:\\dir\\dir2\\";
res = s1.mkdir();

◆ ncmp() [1/2]

int Dtk_string::ncmp	(	const Dtk_string &	s2,
		const int	count
	)		const

compare the count first character of the Dtk_string with the string given in parameter

Parameters

s2	: Dtk_string to be compared with
count	: the number of characters to be compared

Returns: > 0 if this is greater than s2, 0 if they are identical, < 0 else

Sample:

Dtk_string s1,s2;
...
if(s1.cmp(s2,3) != 0)
{
...
}

◆ ncmp() [2/2]

int Dtk_string::ncmp	(	const Dtk_WChar_t *	s2,
		const int	count
	)		const

◆ ncpy()

void Dtk_string::ncpy	(	const Dtk_string &	s2,
		size_t	size
	)

copy a number of characters of the Dtk_string in an other Dtk_string

Parameters

s2	the Dtk_string to be copied
size	the number of character to be copied

Sample:

Dtk_string s1,s2;
s2 = L"first string";
s1.ncpy(s2,4); //Now s1 is L"firs"

◆ nicmp() [1/2]

int Dtk_string::nicmp	(	const Dtk_string &	s2,
		const size_t	size
	)		const

Compare characters of two strings without regard to case.

Parameters

s2	: Dtk_string to be compared with
size	: the number of characters to be compared

Returns: > 0 if this is greater than s2, 0 if they are identical, < 0 else

Sample:

Dtk_string s1,s2;
...
if(s1.cmp(s2,3) != 0)
{
...
}

◆ nicmp() [2/2]

int Dtk_string::nicmp	(	const Dtk_WChar_t *	s2,
		const size_t	size
	)		const

◆ OpenFile()

FILE* Dtk_string::OpenFile ( const Dtk_string & inRights ) const

File Utility : Open a file with the given rights.

Parameters

inRights

the given rights (in ASCII, UNICODE or Dtk_string form

you can use define such as 'DTK_A' or 'DTK_WP' for example - )

Returns: the FILE * pointer if success or NULL else

Sample:

Dtk_string s1;
FILE * res;
s1 = L"C:\\dir\\dir2\\filename.extension";
res = s1.OpenFile(DTK_WP);
if(res)
       fclose(res); // We close the file

◆ operator+=()

Dtk_string& Dtk_string::operator+= ( const Dtk_string & s2 )

◆ operator=() [1/5]

Dtk_string& Dtk_string::operator= ( const char * s )

affectation operator from a char (ASCII) string

Parameters

s	the affected value

Sample:

Dtk_string tmp;

tmp = "this is a sample"; //Now tmp is "this is a sample"

◆ operator=() [2/5]

Dtk_string& Dtk_string::operator= ( const double dbl_val )

affectation operator from a double

Parameters

dbl_val the affected value (a conversion is made)

Sample:

Dtk_string tmp;

tmp = (double)1.0; //Now tmp is "1.0"

◆ operator=() [3/5]

Dtk_string& Dtk_string::operator= ( const Dtk_string & s )

affectation operator from a Dtk_string

Parameters

s	the affected value

Sample:

Dtk_string res("this is a sample");
Dtk_string tmp;
tmp = res; //Now tmp is "this is a sample"

◆ operator=() [4/5]

Dtk_string& Dtk_string::operator= ( const float fltval )

affectation operator from a float

Parameters

fltval the affected value (a conversion is made)

Sample:

Dtk_string tmp;

tmp = (float)1.0; //Now tmp is "1.0"

◆ operator=() [5/5]

Dtk_string& Dtk_string::operator= ( Dtk_string && s )

Move assignment operator.

Parameters

s	the Dtk_string to move

      {
           if( this != &s )
           {
                delete[] m_Str;
                delete[] m_CStr;
                m_Str = s.m_Str;
                m_CStr = s.m_CStr;
                m_StrSize = s.m_StrSize;
                m_CStrSize = s.m_CStrSize;
  
                s.m_Str = 0;
                s.m_CStr = 0;
                s.m_StrSize = 0;
                s.m_CStrSize = 0;
           }
  
           return *this;
      }

◆ operator[]() [1/2]

const Dtk_WChar_t& Dtk_string::operator[] ( int i ) const

◆ operator[]() [2/2]

Dtk_WChar_t& Dtk_string::operator[] ( int )

access to a specified letter in the Dtk_string

Parameters

i	the position of the wanted letter

Returns: the letter

◆ ouvrir_fichier()

FILE* Dtk_string::ouvrir_fichier ( const Dtk_string & droits ) const

File Utility : Open a file with the given rights.

Parameters

droits

the given rights (in ASCII, UNICODE or Dtk_string form

you can use define such as 'DTK_A' or 'DTK_WP' for example - )

Returns: the FILE * pointer if success or NULL else

Sample:

Dtk_string s1;
FILE * res;
s1 = L"C:\\dir\\dir2\\filename.extension";
res = s1.ouvrir_fichier(DTK_WP);
if(res)
       fclose(res); // We close the file

◆ path()

Dtk_string Dtk_string::path ( ) const

File Utility : Retrieves the path in Dtk_string form.

Returns: the path string

Sample:

Dtk_string s1,res;
s1 = L"C:\\dir\\dir2\\filename.extension";
res = s1.path(); //result is L"\dir\dir2\"

◆ PathSeparatorChar()

static const char Dtk_string::PathSeparatorChar ( )

static

File Utility : retrieve The OS Path Separator as char.

Returns: '\' on Windows/Cygwin, '/' otherwise.

      {
 # if defined(_WIN32) || defined(__CYGWIN__) // Windows default, including MinGW and Cygwin
           return '\\';
 # else
           return '/';
 # endif
      }

◆ PathSeparatorString()

static const Dtk_string Dtk_string::PathSeparatorString ( )

static

File Utility : Retrieves The OS Path Separator as Dtk_string.

Returns: "\\" on Windows/Cygwin, "/" otherwise.

      {
 # if defined(_WIN32) || defined(__CYGWIN__) // Windows default, including MinGW and Cygwin
           return L"\\";
 # else
           return "/";
 # endif
      }

◆ PathSeparatorWChar()

static const Dtk_WChar_t Dtk_string::PathSeparatorWChar ( )

static

File Utility : Retrieves The OS Path Separator as Dtk_WChar_t.

Returns: L'\' on Windows/Cygwin, L'/' otherwise.

      {
 # if defined(_WIN32) || defined(__CYGWIN__) // Windows default, including MinGW and Cygwin
           return L'\\';
 # else
           return L'/';
 # endif
      }

◆ RawCopyFromASCII()

void Dtk_string::RawCopyFromASCII	(	const char *	inStrToBeCopied,
		const Dtk_Size_t	inCount = `-1`
	)

◆ removechar()

int Dtk_string::removechar ( const int & removed_char )

Removes all occurrences of a character in a string.

Parameters

removed_char : character to be removed

Sample:

Dtk_string s1;
s1 = L"first string";
s1.removechar(L'r'); // Now s1 is equal to L"fist sting"

◆ replace()

int Dtk_string::replace	(	const int &	old_char,
		const int &	new_char
	)

Replaces all occurrences of a character in a string with a new character.

Parameters

old_char	: character to be replaced
new_char	: character to replace

Sample:

Dtk_string s1;
s1 = L"first string";
s1.replace(L's', L't'); // Now s1 is equal to L"firtt ttring"

◆ right()

Dtk_string Dtk_string::right ( int pos ) const

retrieve the right part of the Dtk_string from a position

Parameters

pos	: start position

Returns: the right part of the Dtk_string if success or a NULL Dtk_string else

Sample:

Dtk_string s1,s2;
s1 = L"first string";
s2 = s1.right(3); //Now s2 is equal to L"st string"

Remarks: the pivot character is included in the resulted Dtk_string

◆ right_exclusive()

Dtk_string Dtk_string::right_exclusive ( int pos ) const

retrieve the right part of the Dtk_string from a position

Parameters

pos	: start position

Returns: the right part of the Dtk_string if success or a NULL Dtk_string else

Sample:

Dtk_string s1,s2;
s1 = L"first string";
s2 = s1.right_exclusive(3); //Now s2 is equal to L"t string"

Remarks: the pivot character is NOT included in the resulted Dtk_string

◆ RightExclusive()

void Dtk_string::RightExclusive	(	const int &	pos,
		Dtk_string &	outRes
	)		const

◆ rmdir()

int Dtk_string::rmdir ( ) const

◆ SetAsDeprecated()

Dtk_string::SetAsDeprecated	(	"2022.3"	,
		"Use FileSize() method instead"
	)		const

Deprecated:: Use FileSize() method instead

◆ Split() [1/2]

void Dtk_string::Split	(	const Dtk_string &	inDelimiters,
		Dtk_tab< Dtk_string > &	outResults
	)		const

Split a Dtk_string into an array of Dtk_string giving a char array.

Parameters

inDelimiters	the delimiters string. This string contains each characters used to split the string
outResults	the result array

Sample:

Dtk_string StringToBeSplitted = L"String To Be-Splitted";
Dtk_string Delimiters = L" -";
Dtk_tab< Dtk_string > Result;
StringToBeSplitted.Split( Delimiters, Result);
//Now Result contains 4 elements
//Result.at(0) is equal to L"String"
//Result.at(1) is equal to L"To"
//Result.at(2) is equal to L"Be"
//Result.at(3) is equal to L"Splitted"

◆ Split() [2/2]

void Dtk_string::Split	(	Dtk_WChar_t *	inDelimiters,
		Dtk_tab< Dtk_string > &	outResults
	)		const

◆ Substring()

Dtk_string Dtk_string::Substring	(	const Dtk_Size_t &	inStartIndex,
		const Dtk_Size_t &	inLength
	)		const

◆ test_extension()

int Dtk_string::test_extension ( const Dtk_string & ext ) const

◆ ToDtkDouble64()

Dtk_status Dtk_string::ToDtkDouble64 ( Dtk_Double64 & outRes ) const

◆ ToDtkInt32()

Dtk_status Dtk_string::ToDtkInt32 ( Dtk_Int32 & outRes ) const

◆ ToLower()

void Dtk_string::ToLower ( )

Converts the Dtk_string to Lower case.

Sample:

Dtk_string s1 = L"My String";
s1.ToLower();
//Now the s1 is L"my string"

◆ ToUpper()

void Dtk_string::ToUpper ( )

Converts the Dtk_string to Upper case.

Sample:

Dtk_string s1 = L"My String";
s1.ToUpper();
//Now the s1 is L"MY STRING"

◆ ToUTF8String()

char* Dtk_string::ToUTF8String ( ) const

Converts the Dtk_string to UTF8 string.

Returns: The UTF8 String allocated with 'new'. Please use 'delete []' to free it.

Sample:

Dtk_string tmp = L"30°"; //special ascii string.
char * UTF8Str = tmp.ToUTF8String(); //UTF8Str is ''
delete [] UTF8Str; UTF8Str = NULL;

◆ traite_nom_fichier()

int Dtk_string::traite_nom_fichier	(	Dtk_string *	drive,
		Dtk_string *	path,
		Dtk_string *	filename,
		Dtk_string *	extension
	)		const

File Utility: Splits Fullpath into drive/path/filename/extension.

Parameters

[out]	drive	drive buffer or NULL if not wanted...
[out]	path	path buffer or NULL if not wanted...
[out]	filename	filename buffer or NULL if not wanted...
[out]	extension	extension buffer or NULL if not wanted...

Returns: always 1

Sample:

Dtk_string s1;
Dtk_string drive,path,filename,ext;
 
s1 = L"c:\\toto\\tata\\titi\\tutu.tete";
s1.traite_nom_fichier(&drive,&path,&filename,&ext);
//drive = L"c:"
//path = L"\toto\tata\titi\"
//filename = L"tutu"
//ext = L"tete"
 
s1 = L"/toto/tata/titi/tutu.tete ";
s1.traite_nom_fichier(&drive,&path,&filename,&ext);
//drive = L""
//path = L"/toto/tata/titi/"
//filename = L"tutu"
//ext = L"tete"
 
s1 = L"toto/tata/titi/tutu.tete";
s1.traite_nom_fichier(&drive,&path,&filename,&ext);
//drive = L""
//path = L"toto/tata/titi/"
//filename = L"tutu"
//ext = L"tete"
 
s1 = L"../tata/titi/tutu.tete";
s1.traite_nom_fichier(&drive,&path,&filename,&ext);
//drive = L""
//path = L"../tata/titi/"
//filename = L"tutu"
//ext = L"tete"
 
s1 = L"tutu";
s1.traite_nom_fichier(&drive,&path,&filename,&ext);
//drive = L""
//path = L""
//filename = L"tutu"
//ext = L""
 
s1 = L"titi/.tutu";
s1.traite_nom_fichier(&drive,&path,&filename,&ext);
//drive = L""
//path = L"titi/"
//filename = L""
//ext = L"tutu"
 
s1 = L".tutu.tete";
s1.traite_nom_fichier(&drive,&path,&filename,&ext);
//drive = L""
//path = L""
//filename = L".tutu"
//ext = L"tete"

◆ TrimCharacters()

void Dtk_string::TrimCharacters	(	const Dtk_WChar_t	inCharToBeTrimmed,
		const Dtk_bool	inTrimLeadingCharacters = `DTK_TRUE`,
		const Dtk_bool	inTrimTrailingCharacters = `DTK_TRUE`
	)

Removes all occurrences of a given char at the beginning - leading - or the end - trailing - into the Dtk_string.

Parameters

inCharToBeTrimmed	the searched Dtk_WChar_t
inTrimLeadingCharacters	DTK_TRUE If you want to trim leading characters. DTK_FALSE otherwise. DTK_TRUE by default.
inTrimTrailingCharacters	DTK_TRUE If you want to trim leading characters. DTK_FALSE otherwise. DTK_TRUE by default.

Sample:

Dtk_string s1;
s1 = L" Test Test Test ";
s1.TrimCharacters( ' ', DTK_TRUE, DTK_FALSE ); //Trim only leading ' ' characters
//Now the string equals L"Test Test Test "

◆ TrimLeadingAndTrailingCharacters()

void Dtk_string::TrimLeadingAndTrailingCharacters ( const Dtk_WChar_t inCharToBeTrimmed )

Removes all occurrences of a given char at the beginning - leading - and the end - trailing - into the Dtk_string.

Parameters

inCharToBeTrimmed the searched Dtk_WChar_t

Sample:

Dtk_string s1;
s1 = L" Test Test Test ";
s1.TrimLeadingAndTrailingCharacters( ' ' );
//Now the string equals L"Test Test Test"

      {
           TrimCharacters( inCharToBeTrimmed, DTK_TRUE, DTK_TRUE );
      }

◆ TrimLeadingCharacters()

void Dtk_string::TrimLeadingCharacters ( const Dtk_WChar_t inCharToBeTrimmed )

Removes all occurrences of a given char at the beginning - leading - and the end - trailing - into the Dtk_string.

Parameters

inCharToBeTrimmed the searched Dtk_WChar_t

Sample:

Dtk_string s1;
s1 = L" Test Test Test ";
s1.TrimLeadingCharacters( ' ' );
//Now the string equals L"Test Test Test "

      {
           TrimCharacters( inCharToBeTrimmed, DTK_TRUE, DTK_FALSE );
      }

◆ TrimTrailingCharacters()

void Dtk_string::TrimTrailingCharacters ( const Dtk_WChar_t inCharToBeTrimmed )

Removes all occurrences of a given char at the end - trailing - into the Dtk_string.

Parameters

inCharToBeTrimmed the searched Dtk_WChar_t

Sample:

Dtk_string s1;
s1 = L" Test Test Test ";
s1.TrimTrailingCharacters( ' ' );
//Now the string equals L" Test Test Test"

      {
           TrimCharacters( inCharToBeTrimmed, DTK_FALSE, DTK_TRUE );
      }

◆ unlink()

int Dtk_string::unlink ( ) const

File Utility : Delete a file.

Returns: 0 if success -1 else

Sample:

Dtk_string s1;
FILE * res;
s1 = L"C:\\dir\\dir2\\filename.extension";
res = s1.ouvrir_fichier(DTK_WP);
if(res)
{
       fclose(res); // We close the file
       s1.unlink(); // We delete the file
}

Field Documentation

◆ m_CStr

char* Dtk_string::m_CStr

mutableprotected

compatibility ASCII representation. WARNING this field is not always up to date.

◆ m_CStrSize

Size_t Dtk_string::m_CStrSize

mutableprotected

size of m_CStr buffer

◆ m_Str

Dtk_WChar_t* Dtk_string::m_Str

protected

Internal representation of the string.

◆ m_StrSize

Size_t Dtk_string::m_StrSize

mutableprotected

size of m_Str buffer

Public Types

Public Member Functions

Static Public Member Functions

Protected Member Functions

Protected Attributes

Detailed Description

Member Typedef Documentation

◆ Size_t

Constructor & Destructor Documentation

◆ ~Dtk_string()

◆ Dtk_string() [1/9]

◆ Dtk_string() [2/9]

◆ Dtk_string() [3/9]

◆ Dtk_string() [4/9]

◆ Dtk_string() [5/9]

◆ Dtk_string() [6/9]

◆ Dtk_string() [7/9]

◆ Dtk_string() [8/9]

◆ Dtk_string() [9/9]

Member Function Documentation

◆ _FillFromCharBuffer()

◆ _w_str_us()

◆ add_int()

◆ c_str()

◆ cat()

◆ clear()

◆ cmp() [1/2]

◆ cmp() [2/2]

◆ convert_from_int()

◆ ConvertFromUTF8String()

◆ count_char_occurrences()

◆ count_substring_occurrences()

◆ cpy()

◆ drive()

◆ existe_fichier()

◆ extension()

◆ filename()

◆ FileNameExtension()

◆ FileSize()

◆ find_first()

◆ find_last()

◆ find_substring()

◆ FixPathSeparator()

◆ free_mem()

◆ FullPath()

◆ get_char()

◆ get_wchar()

◆ icmp() [1/2]

◆ icmp() [2/2]

◆ is_not_NULL()

◆ is_NULL()

◆ left()

◆ left_exclusive()

◆ LeftExclusive()

◆ len()

◆ Merge()

◆ mkdir()

◆ ncmp() [1/2]

◆ ncmp() [2/2]

◆ ncpy()

◆ nicmp() [1/2]

◆ nicmp() [2/2]

◆ OpenFile()

◆ operator+=()

◆ operator=() [1/5]

◆ operator=() [2/5]

◆ operator=() [3/5]

◆ operator=() [4/5]

◆ operator=() [5/5]

◆ operator[]() [1/2]

◆ operator[]() [2/2]

◆ ouvrir_fichier()

◆ path()

◆ PathSeparatorChar()

◆ PathSeparatorString()

◆ PathSeparatorWChar()

◆ RawCopyFromASCII()

◆ removechar()

◆ replace()

◆ right()