// filename: Component.h
//   author: John Flores
//     date: May, 2003.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.

#ifndef COMPONENT_H
#define COMPONENT_H

#include <curses.h>

//  This abstract class is the parent of most of the "visual" objects, such
//  as Textbox, Listbox, etc. Mostly it provides a means of communication
//  between objects via the "notify" method.

class Component {
protected:
    struct key {
        enum {
            CTRL_A = 01, CTRL_B,
            CTRL_C, CTRL_D, CTRL_E,
            CTRL_F, CTRL_G, CTRL_H,
            CTRL_I, CTRL_J, CTRL_K,
            CTRL_L, CTRL_M, CTRL_N,
            CTRL_O, CTRL_P, CTRL_Q,
            CTRL_R, CTRL_S, CTRL_T,
            CTRL_U, CTRL_V, CTRL_W,
            CTRL_X, CTRL_Y, CTRL_Z
        };
        enum {
        #ifdef __GNUC__
            TAB          = 0011,
            ENTER        = 0012,   
            ESCAPE       = 0033,   
            DELETE_ASCII = 0177,
            DOWN         = KEY_DOWN,
            UP           = KEY_UP,
            LEFT         = KEY_LEFT,
            RIGHT        = KEY_RIGHT,
            HOME         = KEY_HOME,
            BACKSPACE    = KEY_BACKSPACE,
            F1           = KEY_F(1),
            F2           = KEY_F(2),
            F3           = KEY_F(3),
            F4           = KEY_F(4),
            F5           = KEY_F(5),
            F6           = KEY_F(6),
            F7           = KEY_F(7),
            F8           = KEY_F(8),
            F9           = KEY_F(9),
            F10          = KEY_F(10),
            F11          = KEY_F(11),
            F12          = KEY_F(12),
            DELETE       = KEY_DC,
            INSERT       = KEY_IC,
            PAGEDOWN     = KEY_NPAGE,
            PAGEUP       = KEY_PPAGE,
            END          = KEY_END 
        #else
            BACKSPACE    = 0010,
            TAB          = 0011,
            ENTER        = 0012,   
            ESCAPE       = 0033,   
            DELETE_ASCII = 0177,
            DOWN         = KEY_DOWN,
            UP           = KEY_UP,
            LEFT         = KEY_LEFT,
            RIGHT        = KEY_RIGHT,
            HOME         = KEY_HOME,
            F1           = KEY_F(1),
            F2           = KEY_F(2),
            F3           = KEY_F(3),
            F4           = KEY_F(4),
            F5           = KEY_F(5),
            F6           = KEY_F(6),
            F7           = KEY_F(7),
            F8           = KEY_F(8),
            F9           = KEY_F(9),
            F10          = KEY_F(10),
            F11          = KEY_F(11),
            F12          = KEY_F(12),
            DELETE       = KEY_DC,
            PAGEDOWN     = KEY_NPAGE,
            PAGEUP       = KEY_PPAGE,
            END          = KEY_END
        #endif
        };
    };
    Component *parent;

public:
    virtual void notify(Component *who) = 0;
};

#endif