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Further work on wxDataViewListModel::Reset()

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@65538 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
2010-09-13 20:02:01 +00:00
parent b95d405138
commit d8090b5e2c
5 changed files with 53 additions and 26 deletions
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8
samples/dataview/mymodels.cpp
View File

@@ -317,13 +317,11 @@ static int my_sort( int *v1, int *v2 )
return *v1-*v2;
}
#define INITIAL_NUMBER_OF_ITEMS 100000
#define INITIAL_NUMBER_OF_ITEMS 10000
MyListModel::MyListModel() :
wxDataViewVirtualListModel( INITIAL_NUMBER_OF_ITEMS )
{
m_virtualItems = INITIAL_NUMBER_OF_ITEMS;
// the first 100 items are really stored in this model;
// all the others are synthesized on request
static const unsigned NUMBER_REAL_ITEMS = 100;
@@ -350,6 +348,7 @@ void MyListModel::Prepend( const wxString &text )
void MyListModel::DeleteItem( const wxDataViewItem &item )
{
unsigned int row = GetRow( item );
if (row >= m_textColValues.GetCount())
return;
@@ -392,8 +391,7 @@ void MyListModel::DeleteItems( const wxDataViewItemArray &items )
void MyListModel::AddMany()
{
m_virtualItems += 1000;
Reset( m_textColValues.GetCount() + m_virtualItems );
Reset( GetCount()+1000 );
}
void MyListModel::GetValueByRow( wxVariant &variant,

6
samples/dataview/mymodels.h
View File

@@ -222,11 +222,6 @@ public:
return wxT("string");
}
virtual unsigned int GetRowCount()
{
return m_textColValues.GetCount();
}
virtual void GetValueByRow( wxVariant &variant,
unsigned int row, unsigned int col ) const;
virtual bool GetAttrByRow( unsigned int row, unsigned int col,
@@ -238,6 +233,5 @@ private:
wxArrayString m_textColValues;
wxArrayString m_iconColValues;
wxIcon m_icon[2];
int m_virtualItems;
};