X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/6c8a980fc412792e64256724e02e9d387ee38e21..e8ee8f271646b5550784d587ef4f069ae680e33a:/include/wx/ctrlsub.h diff --git a/include/wx/ctrlsub.h b/include/wx/ctrlsub.h index b785bea964..d27f0102ed 100644 --- a/include/wx/ctrlsub.h +++ b/include/wx/ctrlsub.h @@ -5,94 +5,208 @@ // Modified by: // Created: 22.10.99 // RCS-ID: $Id$ -// Copyright: (c) wxWindows team -// Licence: wxWindows license +// Copyright: (c) wxWidgets team +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifndef _WX_CTRLSUB_H_BASE_ #define _WX_CTRLSUB_H_BASE_ -#ifdef __GNUG__ - #pragma interface "controlwithitems.h" -#endif +#include "wx/defs.h" + +#if wxUSE_CONTROLS #include "wx/control.h" // base class // ---------------------------------------------------------------------------- -// wxControlWithItems defines an interface which is implemented by all controls +// 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 +// It is decomposed in wxItemContainerImmutable which omits all methods +// adding/removing items and is used by wxRadioBox and wxItemContainer itself. +// +// Examples: wxListBox, wxCheckListBox, wxChoice and wxComboBox (which +// implements an extended interface deriving from this one) // ---------------------------------------------------------------------------- -class WXDLLEXPORT wxControlWithItems : public wxControl +class WXDLLEXPORT wxItemContainerImmutable { public: - wxControlWithItems() { m_clientDataItemsType = ClientData_None; } + wxItemContainerImmutable() { } + virtual ~wxItemContainerImmutable(); - // adding items - // ------------ + // accessing strings + // ----------------- - void Append(const wxString& item) - { DoAppend(item); } - void Append(const wxString& item, void *clientData) - { int n = DoAppend(item); SetClientData(n, clientData); } - void Append(const wxString& item, wxClientData *clientData) - { int n = DoAppend(item); SetClientObject(n, clientData); } + virtual unsigned int GetCount() const = 0; + bool IsEmpty() const { return GetCount() == 0; } - // deleting items - // -------------- + virtual wxString GetString(unsigned int n) const = 0; + wxArrayString GetStrings() const; + virtual void SetString(unsigned int n, const wxString& s) = 0; - virtual void Clear() = 0; - virtual void Delete(int n) = 0; + // finding string natively is either case sensitive or insensitive + // but never both so fall back to this base version for not + // supported search type + virtual int FindString(const wxString& s, bool bCase = false) const + { + unsigned int count = GetCount(); - // accessing strings - // ----------------- + for ( unsigned int i = 0; i < count ; ++i ) + { + if (GetString(i).IsSameAs( s , bCase )) + return (int)i; + } + + return wxNOT_FOUND; + } - virtual int GetCount() const = 0; - virtual wxString GetString(int n) const = 0; - 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 void SetSelection(int n) = 0; virtual int GetSelection() const = 0; + // set selection to the specified string, return false if not found + bool SetStringSelection(const wxString& s); + + // return the selected string or empty string if none wxString GetStringSelection() const; + // this is the same as SetSelection( for single-selection controls but + // reads better for multi-selection ones + void Select(int n) { SetSelection(n); } + + +protected: + + // check that the index is valid + inline bool IsValid(unsigned int n) const { return n < GetCount(); } + inline bool IsValidInsert(unsigned int n) const { return n <= GetCount(); } +}; + +class WXDLLEXPORT wxItemContainer : public wxItemContainerImmutable +{ +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, unsigned int pos) + { return DoInsert(item, pos); } + int Insert(const wxString& item, unsigned int pos, void *clientData); + int Insert(const wxString& item, unsigned int pos, wxClientData *clientData); + + // deleting items + // -------------- + + virtual void Clear() = 0; + virtual void Delete(unsigned int n) = 0; + // misc // ---- // client data stuff - void SetClientData(int n, void* clientData); - void* GetClientData(int n) const; + void SetClientData(unsigned int n, void* clientData); + void* GetClientData(unsigned int n) const; - void SetClientObject(int n, wxClientData* clientData); - wxClientData* GetClientObject(int n) const; + void SetClientObject(unsigned int n, wxClientData* clientData); + wxClientData* GetClientObject(unsigned int n) const; bool HasClientObjectData() const - { return m_clientDataItemsType == ClientData_Object; } + { return m_clientDataItemsType == wxClientData_Object; } bool HasClientUntypedData() const - { return m_clientDataItemsType == ClientData_Void; } - - // compatibility - these functions are deprecated, use the new ones - // instead - int Number() const { return GetCount(); } + { return m_clientDataItemsType == wxClientData_Void; } protected: virtual int DoAppend(const wxString& item) = 0; + virtual int DoInsert(const wxString& item, unsigned 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; + virtual void DoSetItemClientData(unsigned int n, void* clientData) = 0; + virtual void* DoGetItemClientData(unsigned int n) const = 0; + virtual void DoSetItemClientObject(unsigned int n, wxClientData* clientData) = 0; + virtual wxClientData* DoGetItemClientObject(unsigned int n) const = 0; // the type of the client data for the items wxClientDataType m_clientDataItemsType; }; -#endif // _WX_CTRLSUB_H_BASE_ +// this macro must (unfortunately) be used in any class deriving from both +// wxItemContainer and wxControl because otherwise there is ambiguity when +// calling GetClientXXX() functions -- the compiler can't choose between the +// two versions +#define wxCONTROL_ITEMCONTAINER_CLIENTDATAOBJECT_RECAST \ + 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(unsigned int n, void* clientData) \ + { wxItemContainer::SetClientData(n, clientData); } \ + void* GetClientData(unsigned int n) const \ + { return wxItemContainer::GetClientData(n); } \ + void SetClientObject(unsigned int n, wxClientData* clientData) \ + { wxItemContainer::SetClientObject(n, clientData); } \ + wxClientData* GetClientObject(unsigned int n) const \ + { return wxItemContainer::GetClientObject(n); } + +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 + wxCONTROL_ITEMCONTAINER_CLIENTDATAOBJECT_RECAST + + // usually the controls like list/combo boxes have their own background + // colour + virtual bool ShouldInheritColours() const { return false; } + +protected: + // we can't compute our best size before the items are added to the control + // which is done after calling SetInitialBestSize() (it is called from the + // base class ctor and the items are added in the derived class ctor), so + // don't do anything at all here as our size will be changed later anyhow + // + // of course, all derived classes *must* call SetBestSize() from their + // ctors for this to work! + virtual void SetInitialBestSize(const wxSize& WXUNUSED(size)) { } + +private: + DECLARE_ABSTRACT_CLASS(wxControlWithItems) + DECLARE_NO_COPY_CLASS(wxControlWithItems) +}; + + +// ---------------------------------------------------------------------------- +// inline functions +// ---------------------------------------------------------------------------- +#endif // wxUSE_CONTROLS +#endif // _WX_CTRLSUB_H_BASE_