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fix crash in BitmapComboBoxWidgetsPage under wxUniv

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@53627 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin 2008-05-17 22:44:49 +00:00
parent f696015cf1
commit 73545b1290
1 changed files with 10 additions and 5 deletions
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15
samples/widgets/bmpcombobox.cpp
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@ -240,10 +240,15 @@ BitmapComboBoxWidgetsPage::BitmapComboBoxWidgetsPage(WidgetsBookCtrl *book,
{
// init everything
m_chkSort =
m_chkReadonly = (wxCheckBox *)NULL;
m_chkReadonly = NULL;
m_combobox = (wxBitmapComboBox *)NULL;
m_sizerCombo = (wxSizer *)NULL;
m_combobox = NULL;
m_sizerCombo = NULL;
m_textInsert =
m_textChangeHeight =
m_textChange =
m_textDelete = NULL;
}
// create a sizer containing a label and a small text ctrl
@ -273,7 +278,6 @@ void BitmapComboBoxWidgetsPage::CreateContent()
miscellaneous combobox operations and the pane containing the combobox
itself to the right
*/
//wxTextCtrl *text;
wxSizer *sizerRow;
wxSizer *sizerTop = new wxBoxSizer(wxHORIZONTAL);
@ -513,7 +517,8 @@ void BitmapComboBoxWidgetsPage::OnButtonInsert(wxCommandEvent& WXUNUSED(event))
void BitmapComboBoxWidgetsPage::OnTextChangeHeight(wxCommandEvent& WXUNUSED(event))
{
long h = 0;
m_textChangeHeight->GetValue().ToLong(&h);
if ( m_textChangeHeight )
m_textChangeHeight->GetValue().ToLong(&h);
if ( h < 5 )
return;
m_combobox->SetSize(wxDefaultCoord, h);