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don't try O(N) actions in virtual view, this gives impression that the sample hangs (as in bug 857038)

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@25640 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2004-02-08 15:16:21 +00:00
parent 055898b8f0
commit 684571809d
2 changed files with 22 additions and 0 deletions
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17
samples/listctrl/listtest.cpp
View File

@@ -266,6 +266,17 @@ void MyFrame::DoSize()
m_logWindow->SetSize(0, y + 1, size.x, size.y - y);
}
bool MyFrame::CheckNonVirtual() const
{
if ( !m_listCtrl->HasFlag(wxLC_VIRTUAL) )
return true;
// "this" == whatever
wxLogWarning(_T("Can't do this in virtual view, sorry."));
return false;
}
void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
{
Close(TRUE);
@@ -312,6 +323,9 @@ void MyFrame::OnToggleFirstSel(wxCommandEvent& WXUNUSED(event))
void MyFrame::OnDeselectAll(wxCommandEvent& WXUNUSED(event))
{
if ( !CheckNonVirtual() )
return;
int n = m_listCtrl->GetItemCount();
for (int i = 0; i < n; i++)
m_listCtrl->SetItemState(i,0,wxLIST_STATE_SELECTED);
@@ -319,6 +333,9 @@ void MyFrame::OnDeselectAll(wxCommandEvent& WXUNUSED(event))
void MyFrame::OnSelectAll(wxCommandEvent& WXUNUSED(event))
{
if ( !CheckNonVirtual() )
return;
int n = m_listCtrl->GetItemCount();
for (int i = 0; i < n; i++)
m_listCtrl->SetItemState(i,wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED);