Here are the key RingLibCurl functions and options: - curl_easy_setopt(): Sets options for a CURL handle, such as the URL, headers, authentication, etc. - curl_easy_perform(): Performs a cURL transfer with the given options. Some common options include: - CURLOPT_URL: The URL to fetch. - CURLOPT_USERPWD: User and password for authentication. - CURLOPT_HTTPHEADER: Additional HTTP headers to pass to the server. - CURLOPT_WRITEFUNCTION: Callback to write received data. - CURLOPT_READFUNCTION: Callback to read data to send.

1. Ring Documentation, Release 1.5.4
void setBackgroundRole(int role)
void setBaseSize(int basew, int baseh)
void setContentsMargins(int left, int top, int right, int bottom)
void setContextMenuPolicy(int policy)
void setCursor(QCursor)
void setFixedHeight(int h)
void setFixedSize(int w, int h)
void setFixedWidth(int w)
void setFocus(int reason)
void setFocusPolicy(int policy)
void setFocusProxy(QWidget *w)
void setFont(QFont)
void setForegroundRole(int role)
void setGeometry(int x, int y, int w, int h)
void setGraphicsEffect(QGraphicsEffect *effect)
void setInputMethodHints(int hints)
void setLayout(QLayout *layout)
void setLayoutDirection(int direction)
void setLocale(QLocale)
void setMask(QBitmap)
void setMaximumHeight(int maxh)
void setMaximumSize(int maxw, int maxh)
void setMaximumWidth(int maxw)
void setMinimumHeight(int minh)
void setMinimumSize(int minw, int minh)
void setMinimumWidth(int minw)
void setMouseTracking(bool enable)
void setPalette(QPalette)
void setParent(QWidget *parent)
void setShortcutAutoRepeat(int id, bool enable)
void setShortcutEnabled(int id, bool enable)
void setSizeIncrement(int w, int h)
void setSizePolicy(int horizontal, int vertical)
void setStatusTip(QString)
void setStyle(QStyle *style)
void setToolTip(QString)
void setUpdatesEnabled(bool enable)
void setWhatsThis(QString)
void setWindowFilePath(QString)
void setWindowFlags(int type)
void setWindowIcon(QIcon)
void setWindowIconText(QString)
void setWindowModality(int windowModality)
void setWindowOpacity(double level)
void setWindowRole(QString)
void setWindowState(int windowState)
QSize size(void)
QSize sizeIncrement(void)
QSizePolicy sizePolicy(void)
void stackUnder(QWidget *w)
QString statusTip(void)
QStyle *style(void)
QString styleSheet(void)
bool testAttribute(int attribute)
QString toolTip(void)
bool underMouse(void)
void ungrabGesture(int gesture)
void unsetCursor(void)
71.19. Configuration file for the Qt Framework 795

2. Ring Documentation, Release 1.5.4
void unsetLayoutDirection(void)
void unsetLocale(void)
void update(int x, int y, int w, int h)
void updateGeometry(void)
bool updatesEnabled(void)
QRegion visibleRegion(void)
QString whatsThis(void)
int width(void)
int winId(void)
QWidget *window(void)
QString windowFilePath(void)
int windowFlags(void)
QIcon windowIcon(void)
QString windowIconText(void)
int windowModality(void)
double windowOpacity(void)
QString windowRole(void)
int windowState(void)
QString windowTitle(void)
int windowType(void)
int x(void)
int y(void)
bool close(void)
void hide(void)
void lower(void)
void raise(void)
void setDisabled(bool disable)
void setEnabled(bool)
void setHidden(bool hidden)
void setStyleSheet(QString)
void setWindowModified(bool)
void setWindowTitle(QString)
void show(void)
void showFullScreen(void)
void showMaximized(void)
void showMinimized(void)
void showNormal(void)
QWidget *find(int id)
QWidget *keyboardGrabber(void)
QWidget *mouseGrabber(void)
void setTabOrder(QWidget *first, QWidget *second)
<class>
name: QLabel
para: QWidget *
parent: QWidget
</class>
int alignment(void)
QWidget *buddy(void)
bool hasScaledContents(void)
bool hasSelectedText(void)
int indent(void)
int margin(void)
QMovie *movie(void)
bool openExternalLinks(void)
QPicture *picture(void)
QPixmap *pixmap(void)
71.19. Configuration file for the Qt Framework 796

3. Ring Documentation, Release 1.5.4
QString selectedText(void)
int selectionStart(void)
void setAlignment(int)
void setBuddy(QWidget *buddy)
void setIndent(int)
void setMargin(int)
void setOpenExternalLinks(bool open)
void setScaledContents(bool)
void setSelection(int start, int length)
void setTextFormat(int)
void setTextInteractionFlags(int flags)
void setWordWrap(bool on)
QString text(void)
int textFormat(void)
int textInteractionFlags(void)
bool wordWrap(void)
void clear(void)
void setMovie(QMovie *movie)
void setNum(double num)
void setPicture(QPicture)
void setPixmap(QPixmap)
void setText(QString)
<class>
name: QPushButton
para: QWidget *
parent: QWidget
codename: GPushButton
passvmpointer
</class>
void setText(const char *)
void setClickEvent(const char *)
void setIcon(QIcon)
void setIconSize(QSize)
<class>
name: QLineEdit
para: QWidget *
parent: QWidget
codename: GLineEdit
passvmpointer
</class>
int alignment(void)
void backspace(void)
QCompleter *completer(void)
QMenu *createStandardContextMenu(void)
void cursorBackward(bool mark, int steps)
void cursorForward(bool mark, int steps)
int cursorMoveStyle(void)
int cursorPosition(void)
int cursorPositionAt(QPoint)
void cursorWordBackward(bool mark)
void cursorWordForward(bool mark)
void del(void)
void deselect(void)
QString displayText(void)
71.19. Configuration file for the Qt Framework 797

4. Ring Documentation, Release 1.5.4
bool dragEnabled(void)
int echoMode(void)
void end(bool mark)
void getTextMargins(int *left, int *top, int *right, int *bottom)
bool hasAcceptableInput(void)
bool hasFrame(void)
bool hasSelectedText(void)
void home(bool mark)
QString inputMask(void)
void insert(QString)
bool isModified(void)
bool isReadOnly(void)
bool isRedoAvailable(void)
bool isUndoAvailable(void)
int maxLength(void)
QString placeholderText(void)
QString selectedText(void)
int selectionStart(void)
void setAlignment(int flag)
void setCompleter(QCompleter *c)
void setCursorMoveStyle(int style)
void setCursorPosition(int)
void setDragEnabled(bool b)
void setEchoMode(int)
void setFrame(bool)
void setInputMask(QString)
void setMaxLength(int)
void setModified(bool)
void setPlaceholderText(QString)
void setReadOnly(bool)
void setSelection(int start, int length)
void setTextMargins(int left, int top, int right, int bottom)
void setValidator(QValidator *v)
QString text(void)
QMargins textMargins(void)
QValidator *validator(void)
void clear(void)
void copy(void)
void cut(void)
void paste(void)
void redo(void)
void selectAll(void)
void setText(QString)
void undo(void)
void setTextChangedEvent(const char *)
void setcursorPositionChangedEvent(const char *)
void seteditingFinishedEvent(const char *)
void setreturnPressedEvent(const char *)
void setselectionChangedEvent(const char *)
void settextEditedEvent(const char *)
Note: Most of the content of the previous configuration file is removed from this documentation, for a complete
version see the Ring source code distribution.
71.19. Configuration file for the Qt Framework 798

5. Ring Documentation, Release 1.5.4
71.20 Configuration Files Examples
You can learn from the next examples
• RingAllegro : https://github.com/ring-lang/ring/blob/master/extensions/ringallegro/allegro.cf
• RingQt : https://github.com/ring-lang/ring/blob/master/extensions/ringqt/qt.cf
• RingLibSDL : https://github.com/ring-lang/ring/blob/master/extensions/ringsdl/libsdl.cf
After modifing the configuration file, You will need to generate the code, You can learn from the next examples
• RingAllegro : https://github.com/ring-lang/ring/blob/master/extensions/ringallegro/gencode.bat
• RingQt : https://github.com/ring-lang/ring/blob/master/extensions/ringqt/gencode.bat
• RingLibSDL : https://github.com/ring-lang/ring/blob/master/extensions/ringsdl/gencode.bat
After generating the code, You will need to build the library, You can learn from the next examples
• RingAllegro : https://github.com/ring-lang/ring/blob/master/extensions/ringallegro/buildvc.bat
• RingQt : https://github.com/ring-lang/ring/blob/master/extensions/ringqt/buildmingw32.bat
• RingLibSDL : https://github.com/ring-lang/ring/blob/master/extensions/ringsdl/buildvc.bat
71.20. Configuration Files Examples 799

6. CHAPTER
SEVENTYTWO
RINGLIBCURL FUNCTIONS REFERENCE
• CURLOPT_VERBOSE
• CURLOPT_HEADER
• CURLOPT_NOPROGRESS
• CURLOPT_NOSIGNAL
• CURLOPT_WILDCARDMATCH
• CURLOPT_WRITEFUNCTION
• CURLOPT_WRITEDATA
• CURLOPT_READFUNCTION
• CURLOPT_READDATA
• CURLOPT_IOCTLFUNCTION
• CURLOPT_IOCTLDATA
• CURLOPT_SEEKFUNCTION
• CURLOPT_SEEKDATA
• CURLOPT_SOCKOPTFUNCTION
• CURLOPT_SOCKOPTDATA
• CURLOPT_OPENSOCKETFUNCTION
• CURLOPT_OPENSOCKETDATA
• CURLOPT_CLOSESOCKETFUNCTION
• CURLOPT_CLOSESOCKETDATA
• CURLOPT_PROGRESSFUNCTION
• CURLOPT_PROGRESSDATA
• CURLOPT_HEADERFUNCTION
• CURLOPT_HEADERDATA
• CURLOPT_DEBUGFUNCTION
• CURLOPT_DEBUGDATA
• CURLOPT_SSL_CTX_FUNCTION
• CURLOPT_SSL_CTX_DATA
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7. Ring Documentation, Release 1.5.4
• CURLOPT_CONV_TO_NETWORK_FUNCTION
• CURLOPT_CONV_FROM_NETWORK_FUNCTION
• CURLOPT_CONV_FROM_UTF8_FUNCTION
• CURLOPT_INTERLEAVEFUNCTION
• CURLOPT_INTERLEAVEDATA
• CURLOPT_CHUNK_BGN_FUNCTION
• CURLOPT_CHUNK_END_FUNCTION
• CURLOPT_CHUNK_DATA
• CURLOPT_FNMATCH_FUNCTION
• CURLOPT_FNMATCH_DATA
• CURLOPT_ERRORBUFFER
• CURLOPT_STDERR
• CURLOPT_FAILONERROR
• CURLOPT_URL
• CURLOPT_PROTOCOLS
• CURLOPT_REDIR_PROTOCOLS
• CURLOPT_PROXY
• CURLOPT_PROXYPORT
• CURLOPT_PROXYTYPE
• CURLOPT_NOPROXY
• CURLOPT_HTTPPROXYTUNNEL
• CURLOPT_SOCKS5_GSSAPI_SERVICE
• CURLOPT_SOCKS5_GSSAPI_NEC
• CURLOPT_INTERFACE
• CURLOPT_LOCALPORT
• CURLOPT_LOCALPORTRANGE
• CURLOPT_DNS_CACHE_TIMEOUT
• CURLOPT_DNS_USE_GLOBAL_CACHE
• CURLOPT_BUFFERSIZE
• CURLOPT_PORT
• CURLOPT_TCP_NODELAY
• CURLOPT_ADDRESS_SCOPE
• CURLOPT_NETRC
• CURLOPT_NETRC_FILE
• CURLOPT_USERPWD
• CURLOPT_PROXYUSERPWD
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8. Ring Documentation, Release 1.5.4
• CURLOPT_USERNAME
• CURLOPT_PASSWORD
• CURLOPT_PROXYUSERNAME
• CURLOPT_PROXYPASSWORD
• CURLOPT_HTTPAUTH
• CURLOPT_TLSAUTH_USERNAME
• CURLOPT_TLSAUTH_PASSWORD
• CURLOPT_TLSAUTH_TYPE
• CURLOPT_PROXYAUTH
• CURLOPT_AUTOREFERER
• CURLOPT_ACCEPT_ENCODING
• CURLOPT_TRANSFER_ENCODING
• CURLOPT_FOLLOWLOCATION
• CURLOPT_UNRESTRICTED_AUTH
• CURLOPT_MAXREDIRS
• CURLOPT_POSTREDIR
• CURLOPT_PUT
• CURLOPT_POST
• CURLOPT_POSTFIELDS
• CURLOPT_POSTFIELDSIZE
• CURLOPT_POSTFIELDSIZE_LARGE
• CURLOPT_COPYPOSTFIELDS
• CURLOPT_HTTPPOST
• CURLOPT_REFERER
• CURLOPT_USERAGENT
• CURLOPT_HTTPHEADER
• CURLOPT_HTTP200ALIASES
• CURLOPT_COOKIE
• CURLOPT_COOKIEFILE
• CURLOPT_COOKIEJAR
• CURLOPT_COOKIESESSION
• CURLOPT_COOKIELIST
• CURLOPT_HTTPGET
• CURLOPT_HTTP_VERSION
• CURLOPT_IGNORE_CONTENT_LENGTH
• CURLOPT_HTTP_CONTENT_DECODING
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9. Ring Documentation, Release 1.5.4
• CURLOPT_HTTP_TRANSFER_DECODING
• CURLOPT_MAIL_FROM
• CURLOPT_MAIL_RCPT
• CURLOPT_TFTP_BLKSIZE
• CURLOPT_FTPPORT
• CURLOPT_QUOTE
• CURLOPT_POSTQUOTE
• CURLOPT_PREQUOTE
• CURLOPT_APPEND
• CURLOPT_FTP_USE_EPRT
• CURLOPT_FTP_USE_EPSV
• CURLOPT_FTP_USE_PRET
• CURLOPT_FTP_CREATE_MISSING_DIRS
• CURLOPT_FTP_RESPONSE_TIMEOUT
• CURLOPT_FTP_ALTERNATIVE_TO_USER
• CURLOPT_FTP_SKIP_PASV_IP
• CURLOPT_FTPSSLAUTH
• CURLOPT_FTP_SSL_CCC
• CURLOPT_FTP_ACCOUNT
• CURLOPT_FTP_FILEMETHOD
• CURLOPT_RTSP_REQUEST
• CURLOPT_RTSP_SESSION_ID
• CURLOPT_RTSP_STREAM_URI
• CURLOPT_RTSP_TRANSPORT
• CURLOPT_RTSP_CLIENT_CSEQ
• CURLOPT_RTSP_SERVER_CSEQ
• CURLOPT_TRANSFERTEXT
• CURLOPT_PROXY_TRANSFER_MODE
• CURLOPT_CRLF
• CURLOPT_RANGE
• CURLOPT_RESUME_FROM
• CURLOPT_RESUME_FROM_LARGE
• CURLOPT_CUSTOMREQUEST
• CURLOPT_FILETIME
• CURLOPT_DIRLISTONLY
• CURLOPT_NOBODY
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10. Ring Documentation, Release 1.5.4
• CURLOPT_INFILESIZE
• CURLOPT_INFILESIZE_LARGE
• CURLOPT_UPLOAD
• CURLOPT_MAXFILESIZE
• CURLOPT_MAXFILESIZE_LARGE
• CURLOPT_TIMECONDITION
• CURLOPT_TIMEVALUE
• CURLOPT_TIMEOUT
• CURLOPT_TIMEOUT_MS
• CURLOPT_LOW_SPEED_LIMIT
• CURLOPT_LOW_SPEED_TIME
• CURLOPT_MAX_SEND_SPEED_LARGE
• CURLOPT_MAX_RECV_SPEED_LARGE
• CURLOPT_MAXCONNECTS
• CURLOPT_FRESH_CONNECT
• CURLOPT_FORBID_REUSE
• CURLOPT_CONNECTTIMEOUT
• CURLOPT_CONNECTTIMEOUT_MS
• CURLOPT_IPRESOLVE
• CURLOPT_CONNECT_ONLY
• CURLOPT_USE_SSL
• CURLOPT_RESOLVE
• CURLOPT_SSLCERT
• CURLOPT_SSLCERTTYPE
• CURLOPT_SSLKEY
• CURLOPT_SSLKEYTYPE
• CURLOPT_KEYPASSWD
• CURLOPT_SSLENGINE
• CURLOPT_SSLENGINE_DEFAULT
• CURLOPT_SSLVERSION
• CURLOPT_SSL_VERIFYHOST
• CURLOPT_SSL_VERIFYPEER
• CURLOPT_CAINFO
• CURLOPT_ISSUERCERT
• CURLOPT_CAPATH
• CURLOPT_CRLFILE
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