X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/371a5b4e62eb415107e045588f614fa49e866e78..d8dd214c1bccfd7a7defdbbedd69aef706a8816b:/include/wx/ctrlsub.h diff --git a/include/wx/ctrlsub.h b/include/wx/ctrlsub.h index 4052e56e87..308fb6a03a 100644 --- a/include/wx/ctrlsub.h +++ b/include/wx/ctrlsub.h @@ -5,16 +5,14 @@ // Modified by: // Created: 22.10.99 // RCS-ID: $Id$ -// Copyright: (c) wxWindows team +// Copyright: (c) wxWidgets team // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifndef _WX_CTRLSUB_H_BASE_ #define _WX_CTRLSUB_H_BASE_ -#if defined(__GNUG__) && !defined(__APPLE__) - #pragma interface "controlwithitems.h" -#endif +#include "wx/defs.h" #if wxUSE_CONTROLS @@ -24,11 +22,71 @@ // wxItemContainer defines an interface which is implemented by all controls // which have string subitems each of which may be selected. // +// 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 wxItemContainer +class WXDLLEXPORT wxItemContainerImmutable +{ +public: + wxItemContainerImmutable() { } + virtual ~wxItemContainerImmutable(); + + // accessing strings + // ----------------- + + virtual unsigned int GetCount() const = 0; + bool IsEmpty() const { return GetCount() == 0; } + + virtual wxString GetString(unsigned int n) const = 0; + wxArrayString GetStrings() const; + virtual void SetString(unsigned int n, const wxString& s) = 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(); + + for ( unsigned int i = 0; i < count ; ++i ) + { + if (GetString(i).IsSameAs( s , bCase )) + return (int)i; + } + + return wxNOT_FOUND; + } + + + // selection + // --------- + + 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; } @@ -44,120 +102,118 @@ public: 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(int n) = 0; - - // accessing strings - // ----------------- - - virtual int GetCount() const = 0; - bool IsEmpty() const { return GetCount() == 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 int GetSelection() const = 0; - - wxString GetStringSelection() const; + 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 == 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, unsigned int pos) = 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; - 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; }; +// 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) \ + { wxEvtHandler::SetClientData(data); } \ + void *GetClientData() const \ + { return wxEvtHandler::GetClientData(); } \ + void SetClientObject(wxClientData *data) \ + { wxEvtHandler::SetClientObject(data); } \ + wxClientData *GetClientObject() const \ + { return wxEvtHandler::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 - void SetClientData(void *data) - { - wxControl::SetClientData(data); - } - - void *GetClientData() const - { - return wxControl::GetClientData(); - } - - void SetClientObject(wxClientData *data) - { - wxControl::SetClientObject(data); - } + // usually the controls like list/combo boxes have their own background + // colour + virtual bool ShouldInheritColours() const { return false; } - 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); - } +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)) { } + + // fill in the client object or data field of the event as appropriate + // + // calls InitCommandEvent() and, if n != wxNOT_FOUND, also sets the per + // item client data + void InitCommandEventWithItems(wxCommandEvent& event, int n); + +private: + DECLARE_ABSTRACT_CLASS(wxControlWithItems) + DECLARE_NO_COPY_CLASS(wxControlWithItems) +}; - void SetClientObject(int n, wxClientData* clientData) - { - wxItemContainer::SetClientObject(n, clientData); - } - wxClientData* GetClientObject(int n) const - { - return wxItemContainer::GetClientObject(n); - } -}; +// ---------------------------------------------------------------------------- +// inline functions +// ---------------------------------------------------------------------------- #endif // wxUSE_CONTROLS #endif // _WX_CTRLSUB_H_BASE_ -