projects/dwt-addons: dwtx/dwtxhelper/Collection.d comparison

Added ListIterator for ArrayList

author	Frank Benoit <benoit@tionex.de>
date	Sat, 18 Oct 2008 15:02:28 +0200
parents	41471f9968be
children	293a2f22f944

comparison

equal deleted inserted replaced

-:c36336245fb1
+:26589d623405
 }
 bool    isEmpty(){
 return data.length is 0;
 }
 class LocalIterator : Iterator{
-int idx = 0;
+int idx = -1;
 public this(){
 }
 public bool hasNext(){
-return idx < data.length;
+return idx+1 < data.length;
 }
 public Object next(){
+idx++;
 Object res = data[idx];
-idx++;
 return res;
 }
 public void  remove(){
 implMissing( __FILE__, __LINE__ );
 this.outer.remove(idx);
 return i;
 }
 }
 return -1;
 }
+class LocalListIterator : ListIterator {
+int idx_next = 0;
+public bool hasNext(){
+return idx_next < data.length;
+}
+public Object next(){
+Object res = data[idx_next];
+idx_next++;
+return res;
+}
+public void  remove(){
+implMissing( __FILE__, __LINE__ );
+this.outer.remove(idx_next);
+idx_next--;
+}
+public void   add(Object o){
+implMissing( __FILE__, __LINE__ );
+}
+public bool   add(String o){
+implMissing( __FILE__, __LINE__ );
+return false;
+}
+public bool   hasPrevious(){
+return idx_next > 0;
+}
+public int    nextIndex(){
+return idx_next;
+}
+public Object previous(){
+idx_next--;
+Object res = data[idx_next];
+return res;
+}
+public int    previousIndex(){
+return idx_next-1;
+}
+public void   set(Object o){
+implMissing( __FILE__, __LINE__ );
+}
+}
 ListIterator   listIterator(){
-implMissing( __FILE__, __LINE__ );
+return new LocalListIterator();
-return null;
 }
 ListIterator   listIterator(int index){
 implMissing( __FILE__, __LINE__ );
 return null;
 }

Mercurial > projects > dwt-addons