X-Git-Url: http://g0dil.de/git?a=blobdiff_plain;f=Console%2FNode.hh;h=6a2732c4ba8b4f80718b3bf5f41f9af76000dce2;hb=6e417a227d417cef20d55af94e2474fbe9c280b8;hp=9bf37ecb2f5300ea154e4f3f0e3693f6dab76201;hpb=869df8df564cd4f4934d4cd1c1b290c2aeabbd92;p=senf.git diff --git a/Console/Node.hh b/Console/Node.hh index 9bf37ec..6a2732c 100644 --- a/Console/Node.hh +++ b/Console/Node.hh @@ -23,7 +23,7 @@ /** \file \brief Node public header */ -/** \defgroup node_tree The console/config file-system node tree +/** \defgroup node_tree The node tree The console/config node tree is the central data-structure of the library. Into this tree, all commands and parameters are entered. The tree is then exposed using a file-system like @@ -117,7 +117,8 @@ \li An arbitrary node can be created and then (possibly later) added to the tree using the corresponding senf::console::DirectoryNode::add() overload. \li A senf::console::CommandNode is normally added to the tree by directly adding a callback - using one of the overloaded senf::console::DirectoryNode::add() members. + using one of the overloaded senf::console::DirectoryNode::add() members. See \ref + console_commands. When directly adding a node callback, the type of node added depends on the type of callback. The callback types which can be added are listed at \ref console_callbacks. @@ -306,7 +307,7 @@ namespace console { typedef BOOST_TYPEOF_TPL( senf_console_add_node( * static_cast(0), * static_cast(0), - * static_cast(0), + * static_cast(0), 0) ) base_type; typedef typename senf::remove_cvref::type value_type; @@ -316,7 +317,7 @@ namespace console { /// Internal struct Creator { static result_type create(DirectoryNode & node, std::string const & name, - Object const & ob); + Object & ob); }; }; @@ -382,8 +383,8 @@ namespace console { \a name is empty, it is set to 'unnamed'. */ template - typename NodeCreateTraits::result_type add (std::string const & name, - Object const & ob); + typename NodeCreateTraits::result_type add(std::string const & name, + Object const & ob); ///< Generic child node factory /**< This member is used to create a new child node of the current directory. The type of node created depends on @@ -408,6 +409,12 @@ namespace console { is not used but serves to disambiguate the overloads). */ + template + typename NodeCreateTraits::result_type add(std::string const & name, + Object & ob); + ///< Generic child node factory + /**< \see add() */ + GenericNode::ptr remove(std::string const & name); ///< Remove node \a name from the tree /**< The returned pointer may either be discarded, which @@ -506,6 +513,11 @@ namespace console { {}; #endif + /** \brief Syntax error parsing command arguments exception + + All errors while parsing the arguments of a command must be signaled by throwing an instance + of SyntaxErrorException. This is important, so command overloading works. + */ struct SyntaxErrorException : public senf::Exception { explicit SyntaxErrorException(std::string const & msg = ""); @@ -520,6 +532,9 @@ namespace console { To execute a command, CommandNode::operator()() or CommandNode::execute() is called. + Subclass instances of this node type are automatically created when adding commands to the + tree. See \ref console_commands. + \ingroup node_tree */ class CommandNode : public GenericNode @@ -573,9 +588,14 @@ namespace console { /** \brief Most simple CommandNode implementation This CommandNode implementation simply forwards the \a output and \a arguments arguments to - an arbitrary callback. + an arbitrary callback. Thus, it allows to add callbacks with the signature + \code + void callback(std::ostream & os, senf::console::ParseCommandInfo const & command) + { ... } + \endcode + to the tree. - \ingroup node_tree + \ingroup console_commands */ class SimpleCommandNode : public CommandNode { @@ -620,9 +640,10 @@ namespace console { }; #ifndef DOXYGEN - template + SimpleCommandNode & senf_console_add_node(DirectoryNode & node, std::string const & name, - Function const & fn, ...); + SimpleCommandNode::Function fn, int); + #endif DirectoryNode & root();