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Avoid double free in wxComboBox::SetClientObject.

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@24640 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Mattia Barbon
2003-11-23 08:17:57 +00:00
parent 8e5ec9cc58
commit f148f2bac3
4 changed files with 45 additions and 8 deletions
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24
src/mac/carbon/combobox.cpp
View File

@@ -414,31 +414,47 @@ int wxComboBox::DoInsert(const wxString& item, int pos)
void wxComboBox::DoSetItemClientData(int n, void* clientData)
{
return m_choice->SetClientData( n , clientData ) ;
return m_choice->DoSetItemClientData( n , clientData ) ;
}
void* wxComboBox::DoGetItemClientData(int n) const
{
return m_choice->GetClientData( n ) ;
return m_choice->DoGetItemClientData( n ) ;
}
void wxComboBox::DoSetItemClientObject(int n, wxClientData* clientData)
{
return m_choice->SetClientObject( n , clientData ) ;
return m_choice->DoSetItemClientObject( n , clientData ) ;
}
wxClientData* wxComboBox::DoGetItemClientObject(int n) const
{
return m_choice->GetClientObject( n ) ;
return m_choice->DoGetItemClientObject( n ) ;
}
void wxComboBox::FreeData()
{
if ( HasClientObjectData() )
{
size_t count = GetCount();
for ( size_t n = 0; n < count; n++ )
{
SetClientObject( n, NULL );
}
}
}
void wxComboBox::Delete(int n)
{
// force client object deletion
if( HasClientObjectData() )
SetClientObject( n, NULL );
m_choice->Delete( n );
}
void wxComboBox::Clear()
{
FreeData();
m_choice->Clear();
}

24
src/mac/combobox.cpp
View File

@@ -414,31 +414,47 @@ int wxComboBox::DoInsert(const wxString& item, int pos)
void wxComboBox::DoSetItemClientData(int n, void* clientData)
{
return m_choice->SetClientData( n , clientData ) ;
return m_choice->DoSetItemClientData( n , clientData ) ;
}
void* wxComboBox::DoGetItemClientData(int n) const
{
return m_choice->GetClientData( n ) ;
return m_choice->DoGetItemClientData( n ) ;
}
void wxComboBox::DoSetItemClientObject(int n, wxClientData* clientData)
{
return m_choice->SetClientObject( n , clientData ) ;
return m_choice->DoSetItemClientObject( n , clientData ) ;
}
wxClientData* wxComboBox::DoGetItemClientObject(int n) const
{
return m_choice->GetClientObject( n ) ;
return m_choice->DoGetItemClientObject( n ) ;
}
void wxComboBox::FreeData()
{
if ( HasClientObjectData() )
{
size_t count = GetCount();
for ( size_t n = 0; n < count; n++ )
{
SetClientObject( n, NULL );
}
}
}
void wxComboBox::Delete(int n)
{
// force client object deletion
if( HasClientObjectData() )
SetClientObject( n, NULL );
m_choice->Delete( n );
}
void wxComboBox::Clear()
{
FreeData();
m_choice->Clear();
}