adding CExpr

CExpr/Wx_list.h

@@ -0,0 +1,155 @@
+/*
+ * File:	wx_list.h
+ * Purpose:	wxList implementation much used in wxWindows
+ * Author:	Julian Smart
+ * Created:	1993
+ * Updated:	
+ * Copyright:	
+ */
+
+/* sccsid[] = "@(#)wx_list.h	1.2 5/9/94" */
+
+#ifndef wxb_listh
+#define wxb_listh
+
+#ifdef __GNUG__
+#pragma interface
+#endif
+
+#ifdef IN_CPROTO
+typedef       void    *wxList ;
+typedef       void    *wxNode;
+typedef       void    *wxStringList;
+#else
+
+class wxList;
+
+#define wxKEY_NONE    0
+#define wxKEY_INTEGER 1
+#define wxKEY_STRING  2
+class wxNode: public CObject
+{
+  DECLARE_DYNAMIC(wxNode)
+ private:
+ 
+  CObject *data;
+  wxNode *next;
+  wxNode *previous;
+
+ public:
+  wxList *list;
+
+  // Optional key stuff
+  union
+  {
+    long integer;
+    char *string;
+  } key;
+
+  wxNode(wxList *the_list = NULL, wxNode *last_one = NULL, wxNode *next_one = NULL, CObject *object = NULL);
+  wxNode(wxList *the_list, wxNode *last_one, wxNode *next_one,
+         CObject *object, long the_key);
+  wxNode(wxList *the_list, wxNode *last_one, wxNode *next_one,
+         CObject *object, const char *the_key);
+  ~wxNode(void);
+
+  inline wxNode *Next(void) { return next; }
+  inline wxNode *Previous(void) { return previous; }
+  inline CObject *Data(void) { return data; }
+  inline void SetData(CObject *the_data) { data = the_data; }
+};
+
+// type of compare function for list sort operation (as in 'qsort')
+typedef int (*wxSortCompareFunction)(const void *elem1, const void *elem2);
+
+class wxList: public CObject
+{
+  DECLARE_DYNAMIC(wxList)
+
+ public:
+  int n;
+  int destroy_data;
+  wxNode *first_node;
+  wxNode *last_node;
+  unsigned int key_type;
+
+  wxList(void);
+  wxList(unsigned int the_key_type);
+  wxList(int N, CObject *Objects[]);
+  wxList(CObject *object, ...);
+  ~wxList(void);
+
+  inline int Number(void) { return n; }
+
+  // Append to end of list
+  inline wxNode *Append(CObject *object)
+  {
+    wxNode *node = new wxNode(this, last_node, NULL, object);
+    if (!first_node)
+      first_node = node;
+    last_node = node;
+    n ++;
+    return node;
+  }
+
+  // Insert at front of list
+  wxNode *Insert(CObject *object);
+
+  // Insert before given node
+  wxNode *Insert(wxNode *position, CObject *object);
+
+  // Keyed append
+  wxNode *Append(long key, CObject *object);
+  wxNode *Append(const char *key, CObject *object);
+
+  BOOL DeleteNode(wxNode *node);
+  BOOL DeleteObject(CObject *object);  // Finds object pointer and
+                                        // deletes node (and object if
+                                        // DeleteContents is on)
+  void Clear(void);                     // Delete all nodes
+
+  inline wxNode *First(void) { return first_node; }
+  inline wxNode *Last(void) { return last_node; }
+  wxNode *Nth(int i);                  // nth node counting from 0
+
+  // Keyed search
+  wxNode *Find(long key);
+  wxNode *Find(const char *key);
+
+  wxNode *Member(CObject *object);
+
+  inline void DeleteContents(int destroy) { destroy_data = destroy; }
+                                             // Instruct it to destroy user data
+                                             // when deleting nodes
+  // this function allows the sorting of arbitrary lists by giving
+  // a function to compare two list elements.
+  void Sort(wxSortCompareFunction compfunc);
+
+  CObject *FirstThat(int (*F)(CObject *O));
+  void ForEach(void (*F)(CObject *O));
+  //CObject *LastThat(int (*F)(CObject *O));
+};
+
+// String list class. N.B. this always copies strings
+// with Add and deletes them itself.
+class wxStringList: public wxList
+{
+ DECLARE_DYNAMIC(wxStringList)
+
+ public:
+  wxStringList(void);
+  wxStringList(char *first ...);
+  ~wxStringList(void);
+
+  virtual wxNode *Add(const char *s);
+  virtual void Delete(const char *s);
+  virtual char **ListToArray(BOOL new_copies = FALSE);
+  virtual void Sort(void);
+  virtual BOOL Member(const char *s);
+};
+
+// Make a copy of this string using 'new'
+extern char *copystring(const char *s);
+
+#endif // IN_CPROTO
+#endif // wxb_listh