avoid calling wxSystemSettings::GetMetric() from wxIconBundle::GetIcon() unless the returned value is really needed to choose from >1 icons

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@40654 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Václav Slavík 2006-08-17 16:08:13 +00:00
parent 406d283a64
commit 2fd85ab3e8

View File

@ -78,16 +78,29 @@ void wxIconBundle::AddIcon( const wxString& WXUNUSED(file), long WXUNUSED(type)
const wxIcon& wxIconBundle::GetIcon( const wxSize& size ) const
{
size_t i, max = m_icons.GetCount();
wxCoord sysX = wxSystemSettings::GetMetric( wxSYS_ICON_X ),
sysY = wxSystemSettings::GetMetric( wxSYS_ICON_Y );
wxIcon *sysIcon = 0;
// temp. variable needed to fix Borland C++ 5.5.1 problem
// with passing a return value through two functions
wxIcon *tmp;
for( i = 0; i < max; i++ )
size_t max = m_icons.GetCount();
// if we have one or no icon, we can return now without doing more work:
if ( max <= 1 )
{
if ( max == 1 ) // fix for broken BCC
tmp = &m_icons[0];
else // max == 0
tmp = &wxNullIcon;
return *tmp;
}
// there are more icons, find the best match:
wxCoord sysX = wxSystemSettings::GetMetric( wxSYS_ICON_X ),
sysY = wxSystemSettings::GetMetric( wxSYS_ICON_Y );
wxIcon *sysIcon = 0;
for( size_t i = 0; i < max; i++ )
{
if( !m_icons[i].Ok() )
continue;
@ -105,11 +118,8 @@ const wxIcon& wxIconBundle::GetIcon( const wxSize& size ) const
// return the system-sized icon if we've got one
if( sysIcon ) return *sysIcon;
// return the first icon, if we have one
if( max > 0 ) // fix for broken BCC
tmp = &m_icons[0];
else
tmp = &wxNullIcon;
// we certainly have at least one icon thanks to the <=1 check above
tmp = &m_icons[0];
return *tmp;
}