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Don't crash in wxHTML when parsing empty tables with empty width parameter.

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Guard against accessing invalid string element.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@72843 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2012-11-01 17:15:12 +00:00
parent 84605707d1
commit 18764039ab
1 changed files with 2 additions and 2 deletions
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4
src/html/m_tables.cpp
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@@ -288,7 +288,7 @@ void wxHtmlTableCell::AddCell(wxHtmlContainerCell *cell, const wxHtmlTag& tag)
{
wxString wd = tag.GetParam(wxT("WIDTH"));
if (wd[wd.length()-1] == wxT('%'))
if (!wd.empty() && wd[wd.length()-1] == wxT('%'))
{
if ( wxSscanf(wd.c_str(), wxT("%i%%"), &m_ColsInfo[c].width) == 1 )
{
@@ -704,7 +704,7 @@ TAG_HANDLER_BEGIN(TABLE, "TABLE,TR,TD,TH")
{
wxString wd = tag.GetParam(wxT("WIDTH"));
if (wd[wd.length()-1] == wxT('%'))
if (!wd.empty() && wd[wd.length()-1] == wxT('%'))
{
int width = 0;
wxSscanf(wd.c_str(), wxT("%i%%"), &width);