A string buffer that come with convinient functions to handle use input. More...

Public Member Functions
	InputBuffer (InputBufferOptions options=InputBufferOption::NoOption)
	Create a input buffer with options. More...

InputBufferOptions	options () const
	Get the buffer option.

bool	type (const char *s, size_t length)
	Type a C-String with length into buffer.

bool	type (const std::string &s)
	Type an std::stirng to buffer.

bool	type (const char *s)
	Type a C-String to buffer.

bool	type (uint32_t unicode)
	Type a ucs4 character to buffer.

virtual void	erase (size_t from, size_t to)
	Erase a range of character.

virtual void	setCursor (size_t cursor)
	Set cursor position, by character.

size_t	maxSize () const
	Get the max size of the buffer.

void	setMaxSize (size_t s)
	Set max size of the buffer.

const std::string &	userInput () const
	Utf8 string in the buffer.

size_t	cursor () const
	Cursor position by utf8 character.

size_t	cursorByChar () const
	Cursor position by char (byte).

size_t	size () const
	Size of buffer, by number of utf8 character.

uint32_t	charAt (size_t i) const
	UCS-4 char in the buffer. Will raise exception if i is out of range.

std::pair< size_t, size_t >	rangeAt (size_t i) const
	Byte range for character at position i.

std::string_view	viewAt (size_t i) const

size_t	sizeAt (size_t i) const
	Byte size at position i.

bool	empty () const
	Whether buffer is empty.

bool	del ()
	Helper function to implement "delete" key.

bool	backspace ()
	Helper function to implement "backspace" key.

void	clear ()
	Clear all buffer.

void	shrinkToFit ()
	Save memory by call shrink to fit to internal buffer.

Protected Member Functions
virtual bool	typeImpl (const char *s, size_t length)
	Type a certain length of utf8 character to the buffer. More...

Detailed Description

A string buffer that come with convinient functions to handle use input.

Definition at line 41 of file inputbuffer.h.

The documentation for this class was generated from the following files:

Public Member Functions