lyx_mirror/src/mathed/math_splitinset.C
Jean-Marc Lasgouttes 2fcae62a4d * math_xarrowinset.C (validate):
* math_splitinset.C (validate): new methods; require amsmath (bug
	2149).


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@13662 a592a061-630c-0410-9148-cb99ea01b6c8
2006-04-13 10:31:32 +00:00

114 lines
2.3 KiB
C

/**
* \file math_splitinset.C
* 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 "math_splitinset.h"
#include "math_data.h"
#include "math_mathmlstream.h"
#include "math_streamstr.h"
#include "funcrequest.h"
#include "FuncStatus.h"
#include "gettext.h"
#include "LaTeXFeatures.h"
#include "support/lstrings.h"
#include "support/std_ostream.h"
using lyx::support::bformat;
using std::string;
using std::auto_ptr;
MathSplitInset::MathSplitInset(string const & name)
: MathGridInset(1, 1), name_(name)
{
setDefaults();
}
auto_ptr<InsetBase> MathSplitInset::doClone() const
{
return auto_ptr<InsetBase>(new MathSplitInset(*this));
}
char MathSplitInset::defaultColAlign(col_type col)
{
if (name_ == "split")
return 'l';
if (name_ == "gathered")
return 'c';
if (name_ == "aligned")
return (col & 1) ? 'l' : 'r';
if (name_ == "alignedat")
return (col & 1) ? 'l' : 'r';
return 'l';
}
void MathSplitInset::draw(PainterInfo & pi, int x, int y) const
{
MathGridInset::draw(pi, x, y);
setPosCache(pi, x, y);
}
bool MathSplitInset::getStatus(LCursor & cur, FuncRequest const & cmd,
FuncStatus & flag) const
{
switch (cmd.action) {
case LFUN_TABULAR_FEATURE: {
string const s = cmd.argument;
if (s == "add-vline-left" || s == "add-vline-right") {
flag.message(bformat(
N_("Can't add vertical grid lines in '%1$s'"),
name_));
flag.enabled(false);
return true;
}
return MathGridInset::getStatus(cur, cmd, flag);
}
default:
return MathGridInset::getStatus(cur, cmd, flag);
}
}
void MathSplitInset::write(WriteStream & ws) const
{
if (ws.fragile())
ws << "\\protect";
ws << "\\begin{" << name_ << '}';
if (name_ == "alignedat")
ws << '{' << static_cast<unsigned int>((ncols() + 1)/2) << '}';
MathGridInset::write(ws);
if (ws.fragile())
ws << "\\protect";
ws << "\\end{" << name_ << "}\n";
}
void MathSplitInset::infoize(std::ostream & os) const
{
string name = name_;
name[0] = lyx::support::uppercase(name[0]);
os << name << ' ';
}
void MathSplitInset::validate(LaTeXFeatures & features) const
{
features.require("amsmath");
MathNestInset::validate(features);
}