Updated some bits in socket docs.
Documented socket samples Moved wxInitAllImageHandlers from 'file functions' (?) to 'misc functions' git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@5643 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
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@ -140,19 +140,6 @@ See \helpref{wxFindFirstFile}{wxfindfirstfile} for an example.
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Returns the Windows directory under Windows; on other platforms returns the empty string.
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\membersection{::wxInitAllImageHandlers}\label{wxinitallimagehandlers}
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\func{void}{wxInitAllImageHandlers}{\void}
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Adds some common image format handlers, which, depending on wxWindows
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configuration, can be handlers for BMP (loading) (always installed), GIF
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(loading), PCX (loading and saving), PNM (loading and saving as raw rgb),
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PNG (loading and saving), JPEG (loading and saving), file formats.
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\wxheading{See also}
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\helpref{wxImage}{wximage}, \helpref{wxImageHandler}{wximagehandler}
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\membersection{::wxIsAbsolutePath}
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\func{bool}{wxIsAbsolutePath}{\param{const wxString\& }{filename}}
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@ -1549,6 +1536,17 @@ It does not raise a signal in the receiving process.
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<wx/utils.h>
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\membersection{::wxInitAllImageHandlers}\label{wxinitallimagehandlers}
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\func{void}{wxInitAllImageHandlers}{\void}
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Initializes all available image handlers. For a list of available handlers,
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see \helpref{wxImage}{wximage}.
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\wxheading{See also}
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\helpref{wxImage}{wximage}, \helpref{wxImageHandler}{wximagehandler}
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\membersection{::wxIsBusy}\label{wxisbusy}
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\func{bool}{wxIsBusy}{\void}
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@ -14,7 +14,6 @@
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% ----------------------------------------------------------------------------
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% MEMBERS
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% ----------------------------------------------------------------------------
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\latexignore{\rtfignore{\wxheading{Members}}}
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%
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@ -110,7 +109,7 @@ Returns TRUE on success, FALSE if something went wrong.
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\func{bool}{LocalHost}{\void}
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Set address to "localhost" (127.0.0.1). Whenever possible, use the
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Set address to localhost (127.0.0.1). Whenever possible, use the
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\helpref{wxIPV4address::AnyAddress}{wxipv4addressanyaddress},
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function instead of this one, as this will correctly handle multi-homed
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hosts and avoid other small problems.
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@ -118,4 +117,3 @@ hosts and avoid other small problems.
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\wxheading{Return value}
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Returns TRUE on success, FALSE if something went wrong.
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@ -17,19 +17,15 @@ You are unlikely to need to use this class: only wxSocketBase uses it.
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\helpref{wxSocketBase}{wxsocketbase}
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\helpref{wxIPV4address}{wxipv4address}
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%\helpref{wxIPV6address}{wxipv6address}\\
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%\helpref{wxunixaddress}{wxunixaddress}
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% ----------------------------------------------------------------------------
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% Members
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% ----------------------------------------------------------------------------
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\latexignore{\rtfignore{\wxheading{Members}}}
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%
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% ctor/dtor
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%
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\membersection{wxSockAddress::wxSockAddress}
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\func{}{wxSockAddress}{\void}
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@ -46,6 +42,7 @@ Default destructor.
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% Clear
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%
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\membersection{wxSockAddress::Clear}
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\func{void}{Clear}{\void}
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Delete all informations about the address.
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@ -55,7 +52,6 @@ Delete all informations about the address.
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%
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\membersection{wxSockAddress::SockAddrLen}
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\func{int}{SockAddrLen}{\void};
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\func{int}{SockAddrLen}{\void}
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Returns the length of the socket address.
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@ -906,6 +906,13 @@ functions that take a wxSocketEvent argument.
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Constructor.
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\membersection{wxSocketEvent::Socket}\label{wxsocketeventsocket}
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\constfunc{wxSocketBase *}{Socket}{\void}
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Returns the socket object to which this event refers to. This makes
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it possible to use the same event handler for different sockets.
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\membersection{wxSocketEvent::SocketEvent}\label{wxsocketeventsocketevent}
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\constfunc{wxSocketNotify}{SocketEvent}{\void}
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@ -239,6 +239,61 @@ specifying the foreground and background colours with
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bitmap is then converted to a wxImage and the foreground colour (black) is
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replaced with red using \helpref{wxImage::Replace}{wximagereplace}.
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\subsection{Sockets sample}\label{samplesockets}
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The sockets sample demonstrates how to use the communication facilities
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provided by \helpref{wxSocket}{wxsocketbase}. There are two different
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applications in this sample: a server, which is implemented as a
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\helpref{wxSocketServer}{wxsocketserver} object, and a client, which is
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implemented with \helpref{wxSocketClient}{wxsocketclient}.
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The server binds to the local address, using TCP port number 3000, sets
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up an event handler to be notified of incoming connection requests
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({\bf wxSOCKET\_CONNECTION} event), and stands there, waiting (listening
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in the socket parlance) for clients. For each incoming client, a new
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\helpref{wxSocketBase}{wxsocketbase} object is created, which represents
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the connection. Connections are independent from the server that created
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them, so they set up their own event handler, and stay awaiting for
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{\bf wxSOCKET\_INPUT} (incoming data) or {\bf wxSOCKET\_LOST} (connection
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closed at the remote end) events. This event handler is the same for all
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connections, and demonstrates how to determine which socket the event
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is addressed to by using the \helpref{Socket}{wxsocketeventsocket} function
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in the \helpref{wxSocketEvent}{wxsocketevent} class.
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Although it might take some time to get used to the event-oriented
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system upon which wxSocket is built, the benefits are many. See, for
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example, that the server application, while being single-threaded
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(and of course without using fork() or ugly select() loops) can handle
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an arbitrary number of connections.
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The client starts up unconnected, so you can use the Connect... option
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to specify the address of the server you are going to connect to (the
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TCP port number is hard-coded as 3000). Once connected, a number of
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tests are possible. Currently, three tests are implemented. They show
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how to use the basic IO calls in \helpref{wxSocketBase}{wxsocketbase},
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such as \helpref{Read}{wxsocketbaseread}, \helpref{Write}{wxsocketbasewrite},
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\helpref{ReadMsg}{wxsocketbasereadmsg} and \helpref{WriteMsg}{wxsocketbasewritemsg},
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and how to set up the correct IO flags depending on what you are going to
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do. See the comments in the code for more information (a lengthy explanation
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on socket flags is available in \helpref{SetFlags}{wxsocketbasesetflags}).
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Note that because both clients and connection objects in the server set
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up an event handler to catch {\bf wxSOCKET\_LOST} events, each one is
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immediately notified if the other end closes the connection.
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The sockets sample is work in progress. Coming soon:
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\begin{itemize}
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\item More tests for basic socket functionality.
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\item Tests for the recently added datagram socket classes.
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\item Tests for protocol classes (wxProtocol and its descendants).
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\item New samples which actually do something useful (suggestions accepted).
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\end{itemize}
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\subsection{Text sample}\label{sampletext}
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This sample demonstrates four features: firstly the use and many variants of
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