///////////////////////////////////////////////////////////////////////////// // Name: wx/ctrlsub.h (read: "wxConTRoL with SUBitems") // Purpose: wxControlWithItems interface // Author: Vadim Zeitlin // Modified by: // Created: 22.10.99 // RCS-ID: $Id$ // Copyright: (c) wxWindows team // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifndef _WX_CTRLSUB_H_BASE_ #define _WX_CTRLSUB_H_BASE_ #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma interface "controlwithitems.h" #endif #if wxUSE_CONTROLS #include "wx/control.h" // base class // ---------------------------------------------------------------------------- // wxItemContainer defines an interface which is implemented by all controls // which have string subitems each of which may be selected. // // Examples: wxListBox, wxCheckListBox, wxChoice and wxComboBox (which // implements an extended interface deriving from this one) // ---------------------------------------------------------------------------- class WXDLLEXPORT wxItemContainer { public: wxItemContainer() { m_clientDataItemsType = wxClientData_None; } virtual ~wxItemContainer(); // adding items // ------------ int Append(const wxString& item) { return DoAppend(item); } int Append(const wxString& item, void *clientData) { int n = DoAppend(item); SetClientData(n, clientData); return n; } int Append(const wxString& item, wxClientData *clientData) { int n = DoAppend(item); SetClientObject(n, clientData); return n; } // only for rtti needs (separate name) void AppendString( const wxString& item) { Append( item ) ; } // append several items at once to the control void Append(const wxArrayString& strings); int Insert(const wxString& item, int pos) { return DoInsert(item, pos); } int Insert(const wxString& item, int pos, void *clientData); int Insert(const wxString& item, int pos, wxClientData *clientData); // deleting items // -------------- virtual void Clear() = 0; virtual void Delete(int n) = 0; // accessing strings // ----------------- virtual int GetCount() const = 0; bool IsEmpty() const { return GetCount() == 0; } virtual wxString GetString(int n) const = 0; wxArrayString GetStrings() const; virtual void SetString(int n, const wxString& s) = 0; virtual int FindString(const wxString& s) const = 0; // selection // --------- virtual void Select(int n) = 0; virtual int GetSelection() const = 0; wxString GetStringSelection() const; // misc // ---- // client data stuff void SetClientData(int n, void* clientData); void* GetClientData(int n) const; void SetClientObject(int n, wxClientData* clientData); wxClientData* GetClientObject(int n) const; bool HasClientObjectData() const { return m_clientDataItemsType == wxClientData_Object; } bool HasClientUntypedData() const { return m_clientDataItemsType == wxClientData_Void; } #if WXWIN_COMPATIBILITY_2_2 // compatibility - these functions are deprecated, use the new ones // instead int Number() const { return GetCount(); } #endif // WXWIN_COMPATIBILITY_2_2 protected: virtual int DoAppend(const wxString& item) = 0; virtual int DoInsert(const wxString& item, int pos) = 0; virtual void DoSetItemClientData(int n, void* clientData) = 0; virtual void* DoGetItemClientData(int n) const = 0; virtual void DoSetItemClientObject(int n, wxClientData* clientData) = 0; virtual wxClientData* DoGetItemClientObject(int n) const = 0; // the type of the client data for the items wxClientDataType m_clientDataItemsType; }; class WXDLLEXPORT wxControlWithItems : public wxControl, public wxItemContainer { public: wxControlWithItems() { } virtual ~wxControlWithItems(); // we have to redefine these functions here to avoid ambiguities in classes // deriving from us which would arise otherwise because both base classses // have the methods with the same names - hopefully, a smart compiler can // optimize away these simple inline wrappers so we don't suffer much from // this void SetClientData(void *data) { wxControl::SetClientData(data); } void *GetClientData() const { return wxControl::GetClientData(); } void SetClientObject(wxClientData *data) { wxControl::SetClientObject(data); } wxClientData *GetClientObject() const { return wxControl::GetClientObject(); } void SetClientData(int n, void* clientData) { wxItemContainer::SetClientData(n, clientData); } void* GetClientData(int n) const { return wxItemContainer::GetClientData(n); } void SetClientObject(int n, wxClientData* clientData) { wxItemContainer::SetClientObject(n, clientData); } wxClientData* GetClientObject(int n) const { return wxItemContainer::GetClientObject(n); } private: DECLARE_NO_COPY_CLASS(wxControlWithItems) }; #endif // wxUSE_CONTROLS #endif // _WX_CTRLSUB_H_BASE_