/////////////////////////////////////////////////////////////////////////////
-// Name: choice.h
+// Name: wx/msw/choice.h
// Purpose: wxChoice class
// Author: Julian Smart
-// Modified by:
+// Modified by: Vadim Zeitlin to derive from wxChoiceBase
// Created: 01/02/97
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
-// Licence: wxWindows licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_CHOICE_H_
#define _WX_CHOICE_H_
-#ifdef __GNUG__
-#pragma interface "choice.h"
-#endif
-
-#include "wx/control.h"
-
-WXDLLEXPORT_DATA(extern const wxChar*) wxChoiceNameStr;
-
+// ----------------------------------------------------------------------------
// Choice item
-class WXDLLEXPORT wxChoice: public wxControl
-{
- DECLARE_DYNAMIC_CLASS(wxChoice)
+// ----------------------------------------------------------------------------
+class WXDLLEXPORT wxChoice : public wxChoiceBase
+{
public:
- wxChoice() { m_noStrings = 0; }
-
- wxChoice(wxWindow *parent, wxWindowID id,
- const wxPoint& pos = wxDefaultPosition,
- const wxSize& size = wxDefaultSize,
- int n = 0, const wxString choices[] = NULL,
- long style = 0,
- const wxValidator& validator = wxDefaultValidator,
- const wxString& name = wxChoiceNameStr)
+ // ctors
+ wxChoice() { Init(); }
+ virtual ~wxChoice();
+
+ wxChoice(wxWindow *parent,
+ wxWindowID id,
+ const wxPoint& pos = wxDefaultPosition,
+ const wxSize& size = wxDefaultSize,
+ int n = 0, const wxString choices[] = NULL,
+ long style = 0,
+ const wxValidator& validator = wxDefaultValidator,
+ const wxString& name = wxChoiceNameStr)
{
+ Init();
Create(parent, id, pos, size, n, choices, style, validator, name);
}
- bool Create(wxWindow *parent, wxWindowID id,
- const wxPoint& pos = wxDefaultPosition,
- const wxSize& size = wxDefaultSize,
- int n = 0, const wxString choices[] = NULL,
- long style = 0,
- const wxValidator& validator = wxDefaultValidator,
- const wxString& name = wxChoiceNameStr);
+ wxChoice(wxWindow *parent,
+ wxWindowID id,
+ const wxPoint& pos,
+ const wxSize& size,
+ const wxArrayString& choices,
+ long style = 0,
+ const wxValidator& validator = wxDefaultValidator,
+ const wxString& name = wxChoiceNameStr)
+ {
+ Init();
+ Create(parent, id, pos, size, choices, style, validator, name);
+ }
- virtual void Append(const wxString& item);
- virtual void Delete(int n);
+ bool Create(wxWindow *parent,
+ wxWindowID id,
+ const wxPoint& pos = wxDefaultPosition,
+ const wxSize& size = wxDefaultSize,
+ int n = 0, const wxString choices[] = NULL,
+ long style = 0,
+ const wxValidator& validator = wxDefaultValidator,
+ const wxString& name = wxChoiceNameStr);
+ bool Create(wxWindow *parent,
+ wxWindowID id,
+ const wxPoint& pos,
+ const wxSize& size,
+ const wxArrayString& choices,
+ long style = 0,
+ const wxValidator& validator = wxDefaultValidator,
+ const wxString& name = wxChoiceNameStr);
+
+ virtual void Delete(unsigned int n);
virtual void Clear();
- virtual int GetSelection() const ;
+
+ virtual unsigned int GetCount() const;
+ virtual int GetSelection() const;
+ virtual int GetCurrentSelection() const;
virtual void SetSelection(int n);
- virtual int FindString(const wxString& s) const;
- virtual wxString GetString(int n) const ;
- virtual wxString GetStringSelection() const ;
- virtual bool SetStringSelection(const wxString& sel);
- virtual int Number() const { return m_noStrings; }
- virtual void Command(wxCommandEvent& event);
+ virtual int FindString(const wxString& s, bool bCase = false) const;
+ virtual wxString GetString(unsigned int n) const;
+ virtual void SetString(unsigned int n, const wxString& s);
+ // MSW only
virtual bool MSWCommand(WXUINT param, WXWORD id);
+ WXLRESULT MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
+ virtual WXHBRUSH MSWControlColor(WXHDC hDC, WXHWND hWnd);
+ virtual bool MSWShouldPreProcessMessage(WXMSG *pMsg);
+ virtual WXDWORD MSWGetStyle(long style, WXDWORD *exstyle) const;
- virtual void SetColumns(int WXUNUSED(n) = 1 ) { /* No effect */ }
- virtual int GetColumns() const { return 1 ; }
+protected:
+ // common part of all ctors
+ void Init() { m_lastAcceptedSelection = wxID_NONE; }
+
+ virtual int DoAppend(const wxString& item);
+ virtual int DoInsert(const wxString& item, unsigned int pos);
+ virtual void DoMoveWindow(int x, int y, int width, int height);
+ virtual void DoSetItemClientData(unsigned int n, void* clientData);
+ virtual void* DoGetItemClientData(unsigned int n) const;
+ virtual void DoSetItemClientObject(unsigned int n, wxClientData* clientData);
+ virtual wxClientData* DoGetItemClientObject(unsigned int n) const;
+
+ // MSW implementation
+ virtual wxSize DoGetBestSize() const;
+ virtual void DoGetSize(int *w, int *h) const;
+ virtual void DoSetSize(int x, int y,
+ int width, int height,
+ int sizeFlags = wxSIZE_AUTO);
- virtual WXHBRUSH OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
- WXUINT message, WXWPARAM wParam, WXLPARAM lParam);
+ // update the height of the drop down list to fit the number of items we
+ // have (without changing the visible height)
+ void UpdateVisibleHeight();
- long MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
+ // create and initialize the control
+ bool CreateAndInit(wxWindow *parent, wxWindowID id,
+ const wxPoint& pos,
+ const wxSize& size,
+ int n, const wxString choices[],
+ long style,
+ const wxValidator& validator,
+ const wxString& name);
-protected:
- int m_noStrings;
+ // free all memory we have (used by Clear() and dtor)
+ void Free();
- virtual void DoSetSize(int x, int y,
- int width, int height,
- int sizeFlags = wxSIZE_AUTO);
+
+ // last "completed" selection, i.e. not the transient one while the user is
+ // browsing the popup list: this is only used when != wxID_NONE which is
+ // the case while the drop down is opened
+ int m_lastAcceptedSelection;
+
+
+ DECLARE_DYNAMIC_CLASS_NO_COPY(wxChoice)
};
-#endif
- // _WX_CHOICE_H_
+#endif // _WX_CHOICE_H_
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