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Better sorting example and better default

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@47562 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
2007-07-19 14:03:43 +00:00
parent 4f167b46b4
commit cf283a470a
2 changed files with 50 additions and 31 deletions
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25
samples/dataview/dataview.cpp
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@@ -167,6 +167,31 @@ public:
ItemDeleted( item );
}
// override sorting to always sort branches ascendingly
int Compare( const wxDataViewItem &item1, const wxDataViewItem &item2 )
{
if (HasChildren(item1) && HasChildren(item2))
{
wxVariant value1,value2;
GetValue( value1, item1, 0 );
GetValue( value2, item2, 0 );
wxString str1 = value1.GetString();
wxString str2 = value2.GetString();
int res = str1.Cmp( str2 );
if (res) return res;
// items must be different
unsigned long litem1 = (unsigned long) item1.GetID();
unsigned long litem2 = (unsigned long) item2.GetID();
return litem1-litem2;
}
return wxDataViewModel::Compare( item1, item2 );
}
// implementation of base class virtuals to define model
virtual unsigned int GetColumnCount() const