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/*
Mosh: the mobile shell
Copyright 2012 Keith Winstein
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
In addition, as a special exception, the copyright holders give
permission to link the code of portions of this program with the
OpenSSL library under certain conditions as described in each
individual source file, and distribute linked combinations including
the two.
You must obey the GNU General Public License in all respects for all
of the code used other than OpenSSL. If you modify file(s) with this
exception, you may extend this exception to your version of the
file(s), but you are not obligated to do so. If you do not wish to do
so, delete this exception statement from your version. If you delete
this exception statement from all source files in the program, then
also delete it here.
*/
#ifndef TERMINALDISPATCHER_HPP
#define TERMINALDISPATCHER_HPP
#include <map>
#include <string>
#include <vector>
namespace Parser {
class Action;
class Param;
class Collect;
class Clear;
class Esc_Dispatch;
class CSI_Dispatch;
class Execute;
class OSC_Start;
class OSC_Put;
class OSC_End;
}
namespace Terminal {
class Framebuffer;
class Dispatcher;
enum Function_Type
{
ESCAPE,
CSI,
CONTROL
};
class Function
{
public:
Function() : function( NULL ), clears_wrap_state( true ) {}
Function( Function_Type type,
const std::string& dispatch_chars,
void ( *s_function )( Framebuffer*, Dispatcher* ),
bool s_clears_wrap_state = true );
void ( *function )( Framebuffer*, Dispatcher* );
bool clears_wrap_state;
};
using dispatch_map_t = std::map<std::string, Function>;
class DispatchRegistry
{
public:
dispatch_map_t escape;
dispatch_map_t CSI;
dispatch_map_t control;
DispatchRegistry() : escape(), CSI(), control() {}
};
DispatchRegistry& get_global_dispatch_registry( void );
class Dispatcher
{
private:
std::string params;
std::vector<int> parsed_params;
bool parsed;
std::string dispatch_chars;
std::vector<wchar_t> OSC_string; /* only used to set the window title */
void parse_params( void );
public:
static const int PARAM_MAX = 65535;
/* prevent evil escape sequences from causing long loops */
std::string terminal_to_host; /* this is the reply string */
Dispatcher();
int getparam( size_t N, int defaultval );
int param_count( void );
void newparamchar( const Parser::Param* act );
void collect( const Parser::Collect* act );
void clear( const Parser::Clear* act );
std::string str( void );
void dispatch( Function_Type type, const Parser::Action* act, Framebuffer* fb );
std::string get_dispatch_chars( void ) const { return dispatch_chars; }
std::vector<wchar_t> get_OSC_string( void ) const { return OSC_string; }
void OSC_put( const Parser::OSC_Put* act );
void OSC_start( const Parser::OSC_Start* act );
void OSC_dispatch( const Parser::OSC_End* act, Framebuffer* fb );
bool operator==( const Dispatcher& x ) const;
};
}
#endif
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