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Revert r32566 and r32568.

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git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@32569 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Richard Heck 2009-12-17 17:42:21 +00:00
parent 46e1424678
commit 812616e100
2 changed files with 15 additions and 21 deletions
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6
src/mathed/InsetMathExInt.h
View File

@ -17,7 +17,7 @@
// or \sum, \prod... for interfacing external programs
#include "InsetMathNest.h"
#include "support/strfwd.h"
namespace lyx {
@ -57,13 +57,11 @@ public:
void write(WriteStream & os) const;
///
InsetCode lyxCode() const { return MATH_EXINT_CODE; }
/// is this a sum, product, or whatever that we can handle?
/// note that this does not include integrals.
static bool isExIntOperator(docstring const &);
private:
virtual Inset * clone() const;
///
bool hasScripts() const;
///
docstring symbol_;
};

30
src/mathed/MathExtern.cpp
View File

@ -80,6 +80,7 @@ typedef bool TestItemFunc(MathAtom const &);
typedef MathAtom ReplaceArgumentFunc(const MathData & ar);
// try to extract a super/subscript
// modify iterator position to point behind the thing
bool extractScript(MathData & ar,
@ -355,7 +356,7 @@ void splitScripts(MathData & ar)
// leave alone sums and integrals
InsetMathSymbol const * sym =
script->nuc().front()->asSymbolInset();
if (sym && (InsetMathExInt::isExIntOperator(sym->name()) || sym->name() == "int"))
if (sym && (sym->name() == "sum" || sym->name() == "int"))
continue;
}
@ -704,29 +705,25 @@ bool testEqualSign(MathAtom const & at)
}
bool testSumLikeSymbol(MathAtom const & p)
bool testSumSymbol(MathAtom const & p)
{
return InsetMathExInt::isExIntOperator(p->name());
return testSymbol(p, from_ascii("sum"));
}
docstring testSumLike(MathAtom const & at)
bool testSum(MathAtom const & at)
{
if (testSumLikeSymbol(at))
return at->name();
if ( at->asScriptInset()
return
testSumSymbol(at) ||
( at->asScriptInset()
&& at->asScriptInset()->nuc().size()
&& testSumLikeSymbol(at->asScriptInset()->nuc().back()) )
return at->asScriptInset()->nuc().back()->name();
return docstring();
&& testSumSymbol(at->asScriptInset()->nuc().back()) );
}
// replace '\sum' ['_^'] f(x) sequences by a real InsetMathExInt
// and similar things, like \prod. The things we extract are
// determined by InsetMathExInt::isExIntOperator().
// assume 'extractDelims' ran before
void extractSumLike(MathData & ar)
void extractSums(MathData & ar)
{
// we need at least two items...
if (ar.size() < 2)
@ -739,12 +736,11 @@ void extractSumLike(MathData & ar)
MathData::iterator it = ar.begin() + i;
// is this a sum name?
docstring const opname = testSumLike(ar[i]);
if (opname.empty())
if (!testSum(ar[i]))
continue;
// create a proper inset as replacement
auto_ptr<InsetMathExInt> p(new InsetMathExInt(buf, opname));
auto_ptr<InsetMathExInt> p(new InsetMathExInt(buf, from_ascii("sum")));
// collect lower bound and summation index
InsetMathScript const * sub = ar[i]->asScriptInset();
@ -953,7 +949,7 @@ void extractStructure(MathData & ar, ExternalMath kind)
splitScripts(ar);
extractDelims(ar);
extractIntegrals(ar, kind);
extractSumLike(ar);
extractSums(ar);
extractNumbers(ar);
extractMatrices(ar);
extractFunctions(ar, kind);