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Moved fix from 2.2 branch that allows the attributes in MSW wxListCtrl

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to move with their items when the list is sorted.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@11372 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robin Dunn 2001-08-14 05:35:09 +00:00
parent abb69c6c82
commit 19230604c4
2 changed files with 71 additions and 5 deletions
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3
src/common/hash.cpp
View File

@ -682,11 +682,14 @@ void wxHashTable::DeleteContents (bool flag)
void wxHashTable::Clear ()
{
int i;
if (hash_table)
{
for (i = 0; i < n; i++)
{
if (hash_table[i])
hash_table[i]->Clear ();
}
}
m_count = 0;
}

65
src/msw/listctrl.cpp
View File

@ -1376,11 +1376,74 @@ bool wxListCtrl::ScrollList(int dx, int dy)
// or zero if the two items are equivalent.
// data is arbitrary data to be passed to the sort function.
// FIXME: this is horrible and MT-unsafe and everything else but I don't have
// time for anything better right now (VZ)
static long gs_sortData = 0;
static wxListCtrl *gs_sortCtrl = NULL;
static wxListCtrlCompare gs_sortFunction = NULL;
int wxCMPFUNC_CONV wxListCtrlCompareFn(const void *arg1, const void *arg2)
{
int n1 = *(const int *)arg1,
n2 = *(const int *)arg2;
return gs_sortFunction(gs_sortCtrl->GetItemData(n1),
gs_sortCtrl->GetItemData(n2),
gs_sortData);
}
bool wxListCtrl::SortItems(wxListCtrlCompare fn, long data)
{
return (ListView_SortItems(GetHwnd(), (PFNLVCOMPARE) fn, data) != 0);
// sort the attributes too
if ( m_hasAnyAttr )
{
int n,
count = GetItemCount();
int *aItems = new int[count];
for ( n = 0; n < count; n++ )
{
aItems[n] = n;
}
gs_sortData = data;
gs_sortCtrl = this;
gs_sortFunction = fn;
qsort(aItems, count, sizeof(int), wxListCtrlCompareFn);
gs_sortData = 0;
gs_sortCtrl = NULL;
gs_sortFunction = NULL;
wxHashTable attrsNew(wxKEY_INTEGER, 1000);
for ( n = 0; n < count; n++ )
{
wxObject *attr = m_attrs.Delete(n);
if ( attr )
{
attrsNew.Put(aItems[n], attr);
}
}
m_attrs.Destroy();
m_attrs = attrsNew;
delete [] aItems;
}
if ( !ListView_SortItems(GetHwnd(), (PFNLVCOMPARE)fn, data) )
{
wxLogDebug(_T("ListView_SortItems() failed"));
return FALSE;
}
return TRUE;
}
// ----------------------------------------------------------------------------
// message processing
// ----------------------------------------------------------------------------