lyx_mirror/src/FuncRequest.cpp
2016-06-27 18:54:14 -04:00

147 lines
3.2 KiB
C++

/**
* \file FuncRequest.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author André Pönitz
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "FuncRequest.h"
#include "LyXAction.h"
#include "support/debug.h"
#include "support/lstrings.h"
#include <climits>
#include <iostream>
#include <sstream>
#include <vector>
using namespace std;
using namespace lyx::support;
namespace lyx {
FuncRequest const FuncRequest::unknown(LFUN_UNKNOWN_ACTION);
FuncRequest const FuncRequest::noaction(LFUN_NOACTION);
FuncRequest::FuncRequest(Origin o)
: action_(LFUN_NOACTION), origin_(o), x_(0), y_(0),
button_(mouse_button::none), modifier_(NoModifier)
{}
FuncRequest::FuncRequest(FuncCode act, Origin o)
: action_(act), origin_(o), x_(0), y_(0),
button_(mouse_button::none), modifier_(NoModifier)
{}
FuncRequest::FuncRequest(FuncCode act, docstring const & arg, Origin o)
: action_(act), argument_(arg), origin_(o), x_(0), y_(0),
button_(mouse_button::none), modifier_(NoModifier)
{}
FuncRequest::FuncRequest(FuncCode act, string const & arg, Origin o)
: action_(act), argument_(from_utf8(arg)), origin_(o), x_(0), y_(0),
button_(mouse_button::none), modifier_(NoModifier)
{}
FuncRequest::FuncRequest(FuncCode act, int ax, int ay,
mouse_button::state but, KeyModifier modifier, Origin o)
: action_(act), origin_(o), x_(ax), y_(ay), button_(but),
modifier_(modifier)
{}
FuncRequest::FuncRequest(FuncRequest const & cmd, docstring const & arg, Origin o)
: action_(cmd.action()), argument_(arg), origin_(o),
x_(cmd.x_), y_(cmd.y_), button_(cmd.button_), modifier_(NoModifier)
{}
namespace {
// Extracts arguments from str into args. Arguments are delimted by
// whitespace or by double quotes.
// We extract at most max + 1 arguments, treating args[max] as
// continuing to eol.
void splitArg(vector<string> & args, string const & str,
unsigned int max = UINT_MAX)
{
istringstream is(str);
while (is) {
if (args.size() == max) {
string s;
getline(is, s);
args.push_back(trim(s));
return;
}
char c;
string s;
is >> c;
if (is) {
if (c == '"')
// get quote delimited argument
getline(is, s, '"');
else {
// get whitespace delimited argument
is.putback(c);
is >> s;
}
args.push_back(s);
}
}
}
}
string FuncRequest::getArg(unsigned int i) const
{
vector<string> args;
splitArg(args, to_utf8(argument_));
return i < args.size() ? args[i] : string();
}
string FuncRequest::getLongArg(unsigned int i) const
{
vector<string> args;
splitArg(args, to_utf8(argument_), i);
return i < args.size() ? args[i] : string();
}
bool operator==(FuncRequest const & lhs, FuncRequest const & rhs)
{
return lhs.action() == rhs.action() && lhs.argument() == rhs.argument();
}
ostream & operator<<(ostream & os, FuncRequest const & cmd)
{
return os
<< " action: " << cmd.action()
<< " [" << lyxaction.getActionName(cmd.action()) << "] "
<< " arg: '" << to_utf8(cmd.argument()) << "'"
<< " x: " << cmd.x()
<< " y: " << cmd.y();
}
LyXErr & operator<<(LyXErr &l, FuncRequest const &fr)
{
ostringstream oss;
oss << fr;
return l << oss.str();
}
} // namespace lyx