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ZList.h
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1 // -*- C++ -*-
2 /* GG is a GUI for SDL and OpenGL.
3 Copyright (C) 2003-2008 T. Zachary Laine
4
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public License
7 as published by the Free Software Foundation; either version 2.1
8 of the License, or (at your option) any later version.
9
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with this library; if not, write to the Free
17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
18 02111-1307 USA
19
20 If you do not wish to comply with the terms of the LGPL please
21 contact the author as other terms are available for a fee.
22
23 Zach Laine
24 whatwasthataddress@gmail.com */
25
29 #ifndef _GG_ZList_h_
30 #define _GG_ZList_h_
31
32 #include <GG/Base.h>
33
34 #include <list>
35 #include <set>
36
37
38 namespace GG {
39 class Wnd;
40
50 class GG_API ZList : public std::list<Wnd*>
51 {
52 public:
54
56 Wnd* Pick(const Pt& pt, Wnd* modal, const std::set<Wnd*>* ignore = 0) const;
58
60
64 void Add(Wnd* wnd);
65
66 bool Remove(Wnd* wnd);
67
70 bool MoveUp(Wnd* wnd);
71
74 bool MoveDown(Wnd* wnd);
76
77 private:
78 Wnd* PickWithinWindow(const Pt& pt, Wnd* wnd, const std::set<Wnd*>* ignore) const;
79 bool NeedsRealignment() const;
80 void Realign();
81 iterator FirstNonOnTop();
82
83 std::set<Wnd*> m_contents;
84 };
85
86 } // namespace GG
87
88 #endif