// Combobox control
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxComboBox : public wxChoice,
- public wxTextEntry
+class WXDLLIMPEXP_CORE wxComboBox : public wxChoice,
+ public wxTextEntry
{
public:
- wxComboBox() { }
+ wxComboBox() { Init(); }
wxComboBox(wxWindow *parent, wxWindowID id,
const wxString& value = wxEmptyString,
const wxValidator& validator = wxDefaultValidator,
const wxString& name = wxComboBoxNameStr)
{
+ Init();
Create(parent, id, value, pos, size, n, choices, style, validator, name);
+
}
+
wxComboBox(wxWindow *parent, wxWindowID id,
const wxString& value,
const wxPoint& pos,
const wxValidator& validator = wxDefaultValidator,
const wxString& name = wxComboBoxNameStr)
{
+ Init();
+
Create(parent, id, value, pos, size, choices, style, validator, name);
}
// resolve ambiguities among virtual functions inherited from both base
// classes
+ virtual void Clear();
+ virtual wxString GetValue() const;
virtual void SetValue(const wxString& value);
virtual wxString GetStringSelection() const
{ return wxChoice::GetStringSelection(); }
virtual void SetSelection(long from, long to)
{ wxTextEntry::SetSelection(from, to); }
virtual int GetSelection() const { return wxChoice::GetSelection(); }
- virtual void GetSelection(long *from, long *to) const
- { wxTextEntry::GetSelection(from, to); }
+ virtual void GetSelection(long *from, long *to) const;
virtual bool IsEditable() const;
void OnUpdateDelete(wxUpdateUIEvent& event);
void OnUpdateSelectAll(wxUpdateUIEvent& event);
-protected:
virtual WXDWORD MSWGetStyle(long style, WXDWORD *exstyle) const;
+protected:
#if wxUSE_TOOLTIPS
virtual void DoSetToolTip(wxToolTip *tip);
#endif
- virtual WXHWND GetEditHWND() const;
+ // this is the implementation of GetEditHWND() which can also be used when
+ // we don't have the edit control, it simply returns NULL then
+ //
+ // try not to use this function unless absolutely necessary (as in the
+ // message handling code where the edit control might not be created yet
+ // for the messages we receive during the control creation) as normally
+ // just testing for IsEditable() and using GetEditHWND() should be enough
+ WXHWND GetEditHWNDIfAvailable() const;
+
+ virtual void EnableTextChangedEvents(bool enable)
+ {
+ m_allowTextEvents = enable;
+ }
private:
+ // this is the overridden wxTextEntry method which should only be called
+ // when we do have an edit control so it asserts if this is not the case
+ virtual WXHWND GetEditHWND() const;
+
+ // common part of all ctors
+ void Init()
+ {
+ m_allowTextEvents = true;
+ }
+
+ // normally true, false if text events are currently disabled
+ bool m_allowTextEvents;
+
DECLARE_DYNAMIC_CLASS_NO_COPY(wxComboBox)
DECLARE_EVENT_TABLE()
};