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allow adding/removing columns dynamically (based on patch 763540)

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@21869 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2003-07-10 15:51:47 +00:00
parent cea9c546c2
commit df6f82f048
2 changed files with 33 additions and 2 deletions
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29
src/generic/listctrl.cpp
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@@ -4113,6 +4113,17 @@ void wxListMainWindow::DeleteColumn( int col )
m_dirty = TRUE;
m_columns.DeleteNode( node );
if ( !IsVirtual() )
{
// update all the items
for ( size_t i = 0; i < m_lines.GetCount(); i++ )
{
wxListLineData * const line = GetLine(i);
wxListItemDataList::Node *n = line->m_items.Item( col );
line->m_items.DeleteNode(n);
}
}
// invalidate it as it has to be recalculated
m_headerWidth = 0;
}
@@ -4305,8 +4316,10 @@ void wxListMainWindow::InsertColumn( long col, wxListItem &item )
{
if (item.m_width == wxLIST_AUTOSIZE_USEHEADER)
item.m_width = GetTextLength( item.m_text );
wxListHeaderData *column = new wxListHeaderData( item );
if ((col >= 0) && (col < (int)m_columns.GetCount()))
bool insert = (col >= 0) && ((size_t)col < m_columns.GetCount());
if ( insert )
{
wxListHeaderDataList::Node *node = m_columns.Item( col );
m_columns.Insert( node, column );
@@ -4316,6 +4329,20 @@ void wxListMainWindow::InsertColumn( long col, wxListItem &item )
m_columns.Append( column );
}
if ( !IsVirtual() )
{
// update all the items
for ( size_t i = 0; i < m_lines.GetCount(); i++ )
{
wxListLineData * const line = GetLine(i);
wxListItemData * const data = new wxListItemData(this);
if ( insert )
line->m_items.Insert(col, data);
else
line->m_items.Append(data);
}
}
// invalidate it as it has to be recalculated
m_headerWidth = 0;
}