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widcontain.h

00001 /*
00002  * ===========================
00003  * VDK Visual Develeopment Kit
00004  * Version 0.4
00005  * Revision 0.4.1
00006  * October 1998
00007  * ===========================
00008  *
00009  * Copyright (C) 1998, Mario Motta
00010  * Developed by Mario Motta <mmotta@guest.net>
00011  *
00012  * This library is free software; you can redistribute it and/or
00013  * modify it under the terms of the GNU Library General Public
00014  * License as published by the Free Software Foundation; either
00015  * version 2 of the License, or (at your option) any later version.
00016  *
00017  * This library is distributed in the hope that it will be useful,
00018  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00019  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00020  * Library General Public License for more details.
00021  *
00022  * You should have received a copy of the GNU Library General Public
00023  * License along with this library; if not, write to the Free Software
00024  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
00025  * 02111-1307, USA.
00026  */
00027 
00028 #ifndef WIDCONTAIN_H
00029 #define WIDCONTAIN_H
00030 #include <vdk/vdkobj.h>
00039 class VDKObjectContainer: public VDKObject
00040 {
00041 public:
00042   VDKObjectContainer(VDKForm* owner);
00043   virtual ~VDKObjectContainer() {}
00048   int BorderWidth(int w = -1)
00049     {
00050       if(w>=0)
00051         gtk_container_set_border_width (GTK_CONTAINER (widget),w); 
00052       return GTK_CONTAINER (widget)->border_width;
00053     }
00057   virtual void Add(VDKObject* obj, int justify = l_justify,
00058                    int expand = TRUE, int fill = TRUE , int padding = 0);
00063   void RemoveObject(VDKObject* obj) { obj->Destroy(); }
00082   virtual void RemoveObjectFromContainer(VDKObject* obj);
00086   void RemoveObjects();
00091   VDKObject* FindTag(int tag);
00095   void ForEachDo(void (*action)(VDKObject*));
00096   /* !
00097     Select those contained objects that satisfy to user defined
00098     condition.
00099     \param list an ItemList filled with all object addresses
00100     that satisfy condition-
00101     \condition an user defined function invoked with each object
00102     as param, function must return either true (satisfy) or false
00103     value.
00104    */
00105   void Select(ItemList* list, bool (*condition)(VDKObject*));
00106   
00107 };
00108 #endif
00109 

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