make construct simpler

[wxWidgets.git] / src / common / list.cpp

diff --git a/src/common/list.cpp b/src/common/list.cpp
index 971dca379cea29f4e564030143b1aef37274e66a..26ace46fb5b4336265a0850f104e8c7d435d4f25 100644 (file)
--- a/src/common/list.cpp
+++ b/src/common/list.cpp
@@ -5,8 +5,8 @@
 // Modified by: VZ at 16/11/98: WX_DECLARE_LIST() and typesafe lists added
 // Created:     04/01/98
 // RCS-ID:      $Id$
-// Copyright:   (c) Julian Smart and Markus Holzem
-// Licence:     wxWindows license
+// Copyright:   (c) Julian Smart
+// Licence:     wxWindows licence
 ////////////////////////////////////////////////////////////////////////////////
 
 // =============================================================================
@@ -16,8 +16,9 @@
 // -----------------------------------------------------------------------------
 // headers
 // -----------------------------------------------------------------------------
-#ifdef __GNUG__
-#pragma implementation "list.h"
+
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
+    #pragma implementation "list.h"
 #endif
 
 // For compilers that support precompilation, includes "wx.h".
@@ -34,9 +35,10 @@
 #ifndef WX_PRECOMP
     #include "wx/defs.h"
     #include "wx/list.h"
-    #include "wx/utils.h"   // for copystring() (beurk...)
 #endif
 
+#if !wxUSE_STL
+
 // =============================================================================
 // implementation
 // =============================================================================
@@ -44,7 +46,6 @@
 // -----------------------------------------------------------------------------
 // wxListKey
 // -----------------------------------------------------------------------------
-
 wxListKey wxDefaultListKey;
 
 bool wxListKey::operator==(wxListKeyValue value) const
@@ -165,14 +166,13 @@ void wxListBase::DoCopy(const wxListBase& list)
     wxASSERT_MSG( !list.m_destroy,
                   wxT("copying list which owns it's elements is a bad idea") );
 
-    m_count = list.m_count;
     m_destroy = list.m_destroy;
     m_keyType = list.m_keyType;
     m_nodeFirst =
     m_nodeLast = (wxNodeBase *) NULL;
 
-    switch (m_keyType) {
-
+    switch (m_keyType)
+    {
         case wxKEY_INTEGER:
             {
                 long key;
@@ -204,6 +204,8 @@ void wxListBase::DoCopy(const wxListBase& list)
                 break;
             }
     }
+
+    wxASSERT_MSG( m_count == list.m_count, _T("logic error in wxList::DoCopy") );
 }
 
 wxListBase::~wxListBase()
@@ -241,7 +243,10 @@ wxNodeBase *wxListBase::Append(void *object)
     wxCHECK_MSG( m_keyType == wxKEY_NONE, (wxNodeBase *)NULL,
                  wxT("need a key for the object to append") );
 
-    wxNodeBase *node = CreateNode(m_nodeLast, (wxNodeBase *)NULL, object);
+    // we use wxDefaultListKey even though it is the default parameter value
+    // because gcc under Mac OS X seems to miscompile this call otherwise
+    wxNodeBase *node = CreateNode(m_nodeLast, (wxNodeBase *)NULL, object,
+                                  wxDefaultListKey);
 
     return AppendCommon(node);
 }
@@ -291,7 +296,8 @@ wxNodeBase *wxListBase::Insert(wxNodeBase *position, void *object)
         next = m_nodeFirst;
     }
 
-    wxNodeBase *node = CreateNode(prev, next, object);
+    // wxDefaultListKey: see comment in Append() above
+    wxNodeBase *node = CreateNode(prev, next, object, wxDefaultListKey);
     if ( !m_nodeFirst )
     {
         m_nodeLast = node;
@@ -507,17 +513,21 @@ void wxListBase::Sort(const wxSortCompareFunction compfunc)
 
     // go through the list and put the pointers into the array
     wxNodeBase *node;
-    for ( node = GetFirst(); node; node = node->Next() )
+    for ( node = GetFirst(); node; node = node->GetNext() )
     {
-        *objPtr++ = node->Data();
+        *objPtr++ = node->GetData();
     }
 
     // sort the array
-    qsort((void *)objArray,num,sizeof(wxObject *),compfunc);
+    qsort((void *)objArray,num,sizeof(wxObject *),
+#ifdef __WXWINCE__
+        (int (__cdecl *)(const void *,const void *))
+#endif
+        compfunc);
 
     // put the sorted pointers back into the list
     objPtr = objArray;
-    for ( node = GetFirst(); node; node = node->Next() )
+    for ( node = GetFirst(); node; node = node->GetNext() )
     {
         node->SetData(*objPtr++);
     }
@@ -526,18 +536,77 @@ void wxListBase::Sort(const wxSortCompareFunction compfunc)
     delete[] objArray;
 }
 
+void wxListBase::Reverse()
+{
+    wxNodeBase* node = m_nodeFirst;
+    wxNodeBase* tmp;
+
+    while (node)
+    {
+        // swap prev and next pointers
+        tmp = node->m_next;
+        node->m_next = node->m_previous;
+        node->m_previous = tmp;
+
+        // this is the node that was next before swapping
+        node = tmp;
+    }
+
+    // swap first and last node
+    tmp = m_nodeFirst; m_nodeFirst = m_nodeLast; m_nodeLast = tmp;
+}
+
+void wxListBase::DeleteNodes(wxNodeBase* first, wxNodeBase* last)
+{
+    wxNodeBase* node = first;
+
+    while (node != last)
+    {
+        wxNodeBase* next = node->GetNext();
+        DeleteNode(node);
+        node = next;
+    }
+}
+
+// ============================================================================
+// compatibility section from now on
+// ============================================================================
+
+#ifdef wxLIST_COMPATIBILITY
+
 // -----------------------------------------------------------------------------
 // wxList (a.k.a. wxObjectList)
 // -----------------------------------------------------------------------------
 
+IMPLEMENT_DYNAMIC_CLASS(wxList, wxObject)
+
+wxList::wxList( int key_type )
+    : wxObjectList( (wxKeyType)key_type )
+{
+}
+
 void wxObjectListNode::DeleteData()
 {
     delete (wxObject *)GetData();
 }
 
-// -----------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
 // wxStringList
-// -----------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
+
+static inline wxChar* MYcopystring(const wxString& s)
+{
+    wxChar* copy = new wxChar[s.length() + 1];
+    return wxStrcpy(copy, s.c_str());
+}
+
+static inline wxChar* MYcopystring(const wxChar* s)
+{
+    wxChar* copy = new wxChar[wxStrlen(s) + 1];
+    return wxStrcpy(copy, s);
+}
+
+IMPLEMENT_DYNAMIC_CLASS(wxStringList, wxObject)
 
 // instead of WX_DEFINE_LIST(wxStringListBase) we define this function
 // ourselves
@@ -574,6 +643,11 @@ void wxStringList::DoCopy(const wxStringList& other)
     }
 }
 
+wxStringList::wxStringList()
+{
+    DeleteContents(TRUE);
+}
+
 // Variable argument list, terminated by a zero
 // Makes new storage for the strings
 wxStringList::wxStringList (const wxChar *first, ...)
@@ -612,7 +686,7 @@ wxChar **wxStringList::ListToArray(bool new_copies) const
     {
         wxChar *s = node->GetData();
         if ( new_copies )
-            string_array[i] = copystring(s);
+            string_array[i] = MYcopystring(s);
         else
             string_array[i] = s;
         node = node->GetNext();
@@ -634,7 +708,12 @@ bool wxStringList::Member(const wxChar *s) const
     return FALSE;
 }
 
-static int LINKAGEMODE
+#ifdef __WXWINCE__
+extern "C" int __cdecl
+#else
+extern "C" int LINKAGEMODE
+#endif
+
 wx_comparestrings(const void *arg1, const void *arg2)
 {
   wxChar **s1 = (wxChar **) arg1;
@@ -664,3 +743,17 @@ void wxStringList::Sort()
 
     delete [] array;
 }
+
+wxNode *wxStringList::Add(const wxChar *s)
+{
+    return (wxNode *)wxStringListBase::Append(MYcopystring(s));
+}
+        
+wxNode *wxStringList::Prepend(const wxChar *s)
+{
+    return (wxNode *)wxStringListBase::Insert(MYcopystring(s));
+}
+
+#endif // wxLIST_COMPATIBILITY
+
+#endif // !wxUSE_STL