lyx_mirror/src/mathed/InsetMathCases.C
André Pönitz e89625ef28 rename mathed/math_xinset into mathed/InsetMathX
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@15026 a592a061-630c-0410-9148-cb99ea01b6c8
2006-09-17 09:14:18 +00:00

144 lines
2.7 KiB
C

/**
* \file InsetMathCases.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 "InsetMathCases.h"
#include "MathData.h"
#include "MathMLStream.h"
#include "MathSupport.h"
#include "FuncStatus.h"
#include "LaTeXFeatures.h"
#include "support/std_ostream.h"
#include "cursor.h"
#include "funcrequest.h"
#include "gettext.h"
#include "undo.h"
#include "support/lstrings.h"
using lyx::docstring;
using lyx::support::bformat;
using std::endl;
using std::max;
using std::min;
using std::swap;
using std::string;
using std::auto_ptr;
InsetMathCases::InsetMathCases(row_type n)
: InsetMathGrid(2, n, 'c', "ll")
{}
auto_ptr<InsetBase> InsetMathCases::doClone() const
{
return auto_ptr<InsetBase>(new InsetMathCases(*this));
}
void InsetMathCases::metrics(MetricsInfo & mi, Dimension & dim) const
{
InsetMathGrid::metrics(mi);
dim_.wid += 8;
dim = dim_;
}
void InsetMathCases::draw(PainterInfo & pi, int x, int y) const
{
mathed_draw_deco(pi, x + 1, y - dim_.ascent(), 6, dim_.height(), "{");
InsetMathGrid::drawWithMargin(pi, x, y, 8, 0);
setPosCache(pi, x, y);
}
void InsetMathCases::doDispatch(LCursor & cur, FuncRequest & cmd)
{
//lyxerr << "*** InsetMathCases: request: " << cmd << endl;
switch (cmd.action) {
case LFUN_TABULAR_FEATURE: {
recordUndo(cur);
docstring const & s = cmd.argument();
if (s == "add-vline-left" || s == "add-vline-right") {
cur.undispatched();
break;
}
}
default:
InsetMathGrid::doDispatch(cur, cmd);
}
}
bool InsetMathCases::getStatus(LCursor & cur, FuncRequest const & cmd,
FuncStatus & flag) const
{
switch (cmd.action) {
case LFUN_TABULAR_FEATURE: {
docstring const & s = cmd.argument();
if (s == "add-vline-left" || s == "add-vline-right") {
flag.enabled(false);
flag.message(bformat(
lyx::from_utf8(N_("No vertical grid lines in '%1$s'")),
s));
return true;
}
}
default:
return InsetMathGrid::getStatus(cur, cmd, flag);
}
}
void InsetMathCases::write(WriteStream & os) const
{
if (os.fragile())
os << "\\protect";
os << "\\begin{cases}\n";
InsetMathGrid::write(os);
if (os.fragile())
os << "\\protect";
os << "\\end{cases}";
}
void InsetMathCases::normalize(NormalStream & os) const
{
os << "[cases ";
InsetMathGrid::normalize(os);
os << ']';
}
void InsetMathCases::maple(MapleStream & os) const
{
os << "cases(";
InsetMathGrid::maple(os);
os << ')';
}
void InsetMathCases::infoize(std::ostream & os) const
{
os << "Cases ";
}
void InsetMathCases::validate(LaTeXFeatures & features) const
{
features.require("amsmath");
InsetMathGrid::validate(features);
}