X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9d2f3c71d83c52fc4db6c8041de533562816b1d6..8366ae934aab9f835747b0c2e456231e8795fe78:/include/wx/list.h diff --git a/include/wx/list.h b/include/wx/list.h index dc28a480fe..dd64fc5071 100644 --- a/include/wx/list.h +++ b/include/wx/list.h @@ -34,7 +34,6 @@ // ----------------------------------------------------------------------------- #include "wx/defs.h" -#include "wx/debug.h" #include "wx/object.h" #include "wx/string.h" @@ -65,10 +64,10 @@ enum wxKeyType // type of compare function for list sort operation (as in 'qsort'): it should // return a negative value, 0 or positive value if the first element is less // than, equal or greater than the second -typedef int (*wxSortCompareFunction)(const void *elem1, const void *elem2); +typedef int (* LINKAGEMODE wxSortCompareFunction)(const void *elem1, const void *elem2); // -typedef int (*wxListIterateFunction)(void *current); +typedef int (* LINKAGEMODE wxListIterateFunction)(void *current); // ----------------------------------------------------------------------------- // key stuff: a list may be optionally keyed on integer or string key @@ -142,7 +141,7 @@ public: virtual ~wxNodeBase(); - // @@ no check is done that the list is really keyed on strings + // FIXME no check is done that the list is really keyed on strings const wxChar *GetKeyString() const { return m_key.string; } long GetKeyInteger() const { return m_key.integer; } @@ -186,7 +185,11 @@ private: // ----------------------------------------------------------------------------- class WXDLLEXPORT wxListBase : public wxObject { -friend class wxNodeBase; // should be able to call DetachNode() +friend class wxNodeBase; // should be able to call DetachNode() +friend class wxHashTableBase; // should be able to call untyped Find() +private: + // common part of all ctors + void Init(wxKeyType keyType = wxKEY_NONE); // Must be declared before it's used (for VC++ 1.5) public: // default ctor & dtor wxListBase(wxKeyType keyType = wxKEY_NONE) { Init(keyType); } @@ -246,8 +249,8 @@ public: protected: // copy ctor and assignment operator - wxListBase(const wxListBase& list) - { DoCopy(list); } + wxListBase(const wxListBase& list) : wxObject() + { Init(); DoCopy(list); } wxListBase& operator=(const wxListBase& list) { Clear(); DoCopy(list); return *this; } @@ -267,6 +270,10 @@ protected: wxNodeBase *Append(void *object); // insert a new item at the beginning of the list wxNodeBase *Insert(void *object) { return Insert( (wxNodeBase*)NULL, object); } + // insert a new item at the given position + wxNodeBase *Insert(size_t pos, void *object) + { return pos == GetCount() ? Append(object) + : Insert(Item(pos), object); } // insert before given node or at front of list if prev == NULL wxNodeBase *Insert(wxNodeBase *prev, void *object); @@ -304,8 +311,6 @@ protected: private: // helpers - // common part of all ctors - void Init(wxKeyType keyType = wxKEY_NONE); // common part of copy ctor and assignment operator void DoCopy(const wxListBase& list); // common part of all Append()s @@ -339,11 +344,19 @@ private: // 2. We redefine all non-type-safe wxList functions with type-safe versions // which don't take any space (everything is inline), but bring compile // time error checking. - -#define WX_DECLARE_LIST_2(T, name, nodetype) \ - typedef int (*wxSortFuncFor_##name)(const T *, const T *); \ +// +// 3. The macro which is usually used (WX_DECLARE_LIST) is defined in terms of +// a more generic WX_DECLARE_LIST_2 macro which, in turn, uses the most +// generic WX_DECLARE_LIST_3 one. The last macro adds a sometimes +// interesting capability to store polymorphic objects in the list and is +// particularly useful with, for example, "wxWindow *" list where the +// wxWindowBase pointers are put into the list, but wxWindow pointers are +// retrieved from it. + +#define WX_DECLARE_LIST_3(T, Tbase, name, nodetype, classexp) \ + typedef int (*wxSortFuncFor_##name)(const T **, const T **); \ \ - class WXDLLEXPORT nodetype : public wxNodeBase \ + classexp nodetype : public wxNodeBase \ { \ public: \ nodetype(wxListBase *list = (wxListBase *)NULL, \ @@ -366,7 +379,7 @@ private: virtual void DeleteData(); \ }; \ \ - class WXDLLEXPORT name : public wxListBase \ + classexp name : public wxListBase \ { \ public: \ typedef nodetype Node; \ @@ -376,6 +389,9 @@ private: name(size_t count, T *elements[]) \ : wxListBase(count, (void **)elements) { } \ \ + name& operator=(const name& list) \ + { return (name&)wxListBase::operator=(list); } \ + \ nodetype *GetFirst() const \ { return (nodetype *)wxListBase::GetFirst(); } \ nodetype *GetLast() const \ @@ -390,11 +406,13 @@ private: return node ? (T*)(node->GetData()) : (T*)NULL; \ } \ \ - nodetype *Append(T *object) \ + nodetype *Append(Tbase *object) \ { return (nodetype *)wxListBase::Append(object); } \ - nodetype *Insert(T *object) \ + nodetype *Insert(Tbase *object) \ { return (nodetype *)Insert((nodetype*)NULL, object); } \ - nodetype *Insert(nodetype *prev, T *object) \ + nodetype *Insert(size_t pos, Tbase *object) \ + { return (nodetype *)wxListBase::Insert(pos, object); } \ + nodetype *Insert(nodetype *prev, Tbase *object) \ { return (nodetype *)wxListBase::Insert(prev, object); } \ \ nodetype *Append(long key, void *object) \ @@ -406,16 +424,16 @@ private: { return (nodetype *)wxListBase::DetachNode(node); } \ bool DeleteNode(nodetype *node) \ { return wxListBase::DeleteNode(node); } \ - bool DeleteObject(T *object) \ + bool DeleteObject(Tbase *object) \ { return wxListBase::DeleteObject(object); } \ \ - nodetype *Find(T *object) const \ + nodetype *Find(Tbase *object) const \ { return (nodetype *)wxListBase::Find(object); } \ \ virtual nodetype *Find(const wxListKey& key) const \ { return (nodetype *)wxListBase::Find(key); } \ \ - int IndexOf( T *object ) const \ + int IndexOf(Tbase *object) const \ { return wxListBase::IndexOf(object); } \ \ void Sort(wxSortFuncFor_##name func) \ @@ -432,9 +450,16 @@ private: } \ } +#define WX_DECLARE_LIST_2(elementtype, listname, nodename, classexp) \ + WX_DECLARE_LIST_3(elementtype, elementtype, listname, nodename, classexp) + #define WX_DECLARE_LIST(elementtype, listname) \ typedef elementtype _WX_LIST_ITEM_TYPE_##listname; \ - WX_DECLARE_LIST_2(elementtype, listname, wx##listname##Node) + WX_DECLARE_LIST_2(elementtype, listname, wx##listname##Node, class) + +#define WX_DECLARE_EXPORTED_LIST(elementtype, listname) \ + typedef elementtype _WX_LIST_ITEM_TYPE_##listname; \ + WX_DECLARE_LIST_2(elementtype, listname, wx##listname##Node, class WXDLLEXPORT) // this macro must be inserted in your program after // #include @@ -445,24 +470,27 @@ private: // ============================================================================= // ---------------------------------------------------------------------------- -// commonly used string classes +// commonly used list classes // ---------------------------------------------------------------------------- -class wxWindow; -WX_DECLARE_LIST(wxWindow, wxWindowList); - #ifdef wxLIST_COMPATIBILITY // ----------------------------------------------------------------------------- // wxList compatibility class: in fact, it's a list of wxObjects // ----------------------------------------------------------------------------- -WX_DECLARE_LIST_2(wxObject, wxObjectList, wxObjectListNode); +WX_DECLARE_LIST_2(wxObject, wxObjectList, wxObjectListNode, class WXDLLEXPORT); class WXDLLEXPORT wxList : public wxObjectList { public: wxList(int key_type = wxKEY_NONE) : wxObjectList((wxKeyType)key_type) { } +#ifdef __DARWIN__ + ~wxList() { } +#endif + + wxList& operator=(const wxList& list) + { return (wxList&)wxListBase::operator=(list); } // compatibility methods void Sort(wxSortCompareFunction compfunc) { wxListBase::Sort(compfunc); } @@ -474,7 +502,7 @@ public: // wxStringList class for compatibility with the old code // ----------------------------------------------------------------------------- -WX_DECLARE_LIST_2(wxChar, wxStringListBase, wxStringListNode); +WX_DECLARE_LIST_2(wxChar, wxStringListBase, wxStringListNode, class WXDLLEXPORT); class WXDLLEXPORT wxStringList : public wxStringListBase { @@ -486,7 +514,7 @@ public: // copying the string list: the strings are copied, too (extremely // inefficient!) - wxStringList(const wxStringList& other) { DoCopy(other); } + wxStringList(const wxStringList& other) : wxStringListBase() { DeleteContents(TRUE); DoCopy(other); } wxStringList& operator=(const wxStringList& other) { Clear(); DoCopy(other); return *this; }