cppconsui/HorizontalListBox.h

   1 /*
   2  * Copyright (C) 2007 by Mark Pustjens <pustjens@dds.nl>
   3  * Copyright (C) 2010-2012 by CenterIM developers
   4  *
   5  * This file is part of CenterIM.
   6  *
   7  * CenterIM is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * CenterIM is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19  *
  20  */
  21
  22 /**
  23  * @file
  24  * HorizontalListBox class.
  25  *
  26  * @ingroup cppconsui
  27  */
  28
  29 #ifndef __HORIZONTALLISTBOX_H__
  30 #define __HORIZONTALLISTBOX_H__
  31
  32 #include "AbstractListBox.h"
  33 #include "VerticalLine.h"
  34
  35 namespace CppConsUI
  36 {
  37
  38 /**
  39  * Implementation of AbstractListBox class where widgets are placed
  40  * horizontally.
  41  */
  42 class HorizontalListBox
  43 : public AbstractListBox
  44 {
  45 public:
  46   HorizontalListBox(int w, int h);
  47   virtual ~HorizontalListBox() {}
  48
  49   // Widget
  50   virtual void Draw();
  51
  52   // AbstractListBox
  53   virtual VerticalLine *InsertSeparator(size_t pos);
  54   virtual VerticalLine *AppendSeparator();
  55   virtual void InsertWidget(size_t pos, Widget& widget);
  56   virtual void AppendWidget(Widget& widget);
  57
  58   // Container
  59   virtual Curses::Window *GetSubPad(const Widget& child, int begin_x,
  60       int begin_y, int ncols, int nlines);
  61
  62   virtual int GetChildrenWidth() const { return children_width; };
  63
  64   sigc::signal<void, HorizontalListBox&, int> signal_children_width_change;
  65
  66 protected:
  67   int children_width;
  68   int autosize_children;
  69   int autosize_width;
  70   std::set<const Widget*> autosize_extra;
  71   bool reposition_widgets;
  72
  73   // Container
  74   virtual void OnChildMoveResize(Widget& activator, const Rect& oldsize,
  75       const Rect& newsize);
  76   virtual void OnChildVisible(Widget& widget, bool visible);
  77
  78   virtual void UpdateScrollWidth();
  79
  80 private:
  81   HorizontalListBox(const HorizontalListBox&);
  82   HorizontalListBox& operator=(const HorizontalListBox&);
  83 };
  84
  85 } // namespace CppConsUI
  86
  87 #endif // __HORIZONTALLISTBOX_H__
  88
  89 /* vim: set tabstop=2 shiftwidth=2 textwidth=78 expandtab : */