anne/lyx_mirror
1
0
Fork 0
mirror of https://git.lyx.org/repos/lyx.git synced 2024-12-31 07:45:44 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Improve support for empty lengths

Browse Source 
Parse empty string as empty length
Output empty length as empty string when it makes sense (not for LaTeX strings, for example).
This commit is contained in:
Jean-Marc Lasgouttes 2013-04-15 12:35:11 +02:00
parent 13b34ae4d8
commit 25ff2f8e2b
2 changed files with 19 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
src/Length.cpp
View File

@ -19,6 +19,7 @@
#include "LyXRC.h"
#include "support/docstream.h"
#include "support/lassert.h"
#include <sstream>
#include <iomanip>
@ -67,7 +68,8 @@ void Length::swap(Length & rhs)
string const Length::asString() const
{
ostringstream os;
os << val_ << unit_name[unit_]; // setw?
if (unit_ != UNIT_NONE)
os << val_ << unit_name[unit_]; // setw?
return os.str();
}
@ -75,7 +77,8 @@ string const Length::asString() const
docstring const Length::asDocstring() const
{
odocstringstream os;
os << val_ << unit_name[unit_]; // setw?
if (unit_ != UNIT_NONE)
os << val_ << unit_name[unit_]; // setw?
return os.str();
}
@ -102,6 +105,9 @@ string const Length::asLatexString() const
case PPH:
os << val_ / 100.0 << "\\paperheight";
break;
case UNIT_NONE:
// One should not try to ouput latex code for an empty length
LASSERT(false, break);
default:
os << val_ << unit_name[unit_];
break;
@ -363,6 +369,9 @@ GlueLength::GlueLength(string const & data)
string const GlueLength::asString() const
{
if (len_.empty())
return string();
ostringstream buffer;
buffer << len_.value();

10
src/lengthcommon.cpp
View File

@ -236,8 +236,11 @@ bool isValidGlueLength(string const & data, GlueLength * result)
// forward approach leads to very long, tedious code that would be
// much harder to understand and maintain. (AS)
if (data.empty())
if (data.empty()) {
if (result)
*result = GlueLength();
return true;
}
string buffer = ltrim(data);
// To make isValidGlueLength recognize negative values as
@ -306,8 +309,11 @@ bool isValidLength(string const & data, Length * result)
// The parser may seem overkill for lengths without
// glue, but since we already have it, using it is
// easier than writing something from scratch.
if (data.empty())
if (data.empty()) {
if (result)
*result = Length();
return true;
}
string buffer = data;
int pattern_index = 0;