1 ------------------------------------------------------------------------------
3 -- GNAT ncurses Binding Samples --
9 ------------------------------------------------------------------------------
10 -- Copyright (c) 1998 Free Software Foundation, Inc. --
12 -- Permission is hereby granted, free of charge, to any person obtaining a --
13 -- copy of this software and associated documentation files (the --
14 -- "Software"), to deal in the Software without restriction, including --
15 -- without limitation the rights to use, copy, modify, merge, publish, --
16 -- distribute, distribute with modifications, sublicense, and/or sell --
17 -- copies of the Software, and to permit persons to whom the Software is --
18 -- furnished to do so, subject to the following conditions: --
20 -- The above copyright notice and this permission notice shall be included --
21 -- in all copies or substantial portions of the Software. --
23 -- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS --
24 -- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF --
25 -- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. --
26 -- IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, --
27 -- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR --
28 -- OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR --
29 -- THE USE OR OTHER DEALINGS IN THE SOFTWARE. --
31 -- Except as contained in this notice, the name(s) of the above copyright --
32 -- holders shall not be used in advertising or otherwise to promote the --
33 -- sale, use or other dealings in this Software without prior written --
35 ------------------------------------------------------------------------------
36 -- Author: Juergen Pfeifer, 1996
39 -- Binding Version 01.00
40 ------------------------------------------------------------------------------
43 with Ada.Exceptions; use Ada.Exceptions;
45 with Terminal_Interface.Curses; use Terminal_Interface.Curses;
46 with Terminal_Interface.Curses.Panels; use Terminal_Interface.Curses.Panels;
47 with Terminal_Interface.Curses.Menus; use Terminal_Interface.Curses.Menus;
48 with Terminal_Interface.Curses.Menus.Menu_User_Data;
49 with Terminal_Interface.Curses.Menus.Item_User_Data;
51 with Sample.Manifest; use Sample.Manifest;
52 with Sample.Function_Key_Setting; use Sample.Function_Key_Setting;
53 with Sample.Keyboard_Handler; use Sample.Keyboard_Handler;
54 with Sample.Header_Handler; use Sample.Header_Handler;
55 with Sample.Explanation; use Sample.Explanation;
57 with Sample.Menu_Demo.Handler;
58 with Sample.Curses_Demo;
59 with Sample.Form_Demo;
60 with Sample.Menu_Demo;
61 with Sample.Text_IO_Demo;
65 package body Sample is
71 type User_Access is access User_Data;
74 Terminal_Interface.Curses.Menus.Menu_User_Data
75 (User_Data, User_Access);
78 Terminal_Interface.Curses.Menus.Item_User_Data
79 (User_Data, User_Access);
85 function My_Driver (M : Menu;
87 Pan : Panel) return Boolean;
89 package Mh is new Sample.Menu_Demo.Handler (My_Driver);
91 I : Item_Array_Access := new Item_Array'
92 (New_Item ("Curses Core Demo"),
93 New_Item ("Menu Demo"),
94 New_Item ("Form Demo"),
95 New_Item ("Text IO Demo"),
98 M : Menu := New_Menu (I);
100 D1, D2 : User_Access;
101 I1, I2 : User_Access;
103 function My_Driver (M : Menu;
105 Pan : Panel) return Boolean
107 Idx : constant Positive := Get_Index (Current (M));
109 if K in User_Key_Code'Range then
112 elsif K = SELECT_ITEM then
113 if Idx in 1 .. 4 then
118 when 1 => Sample.Curses_Demo.Demo;
119 when 2 => Sample.Menu_Demo.Demo;
120 when 3 => Sample.Form_Demo.Demo;
121 when 4 => Sample.Text_IO_Demo.Demo;
124 if Idx in 1 .. 4 then
137 if (1 + Item_Count (M)) /= I'Length then
138 raise Constraint_Error;
141 D1 := new User_Data'(Data => 4711);
142 Ud.Set_User_Data (M, D1);
144 I1 := new User_Data'(Data => 1174);
145 Id.Set_User_Data (I (1), I1);
147 Set_Spacing (Men => M, Row => 2);
152 Mh.Drive_Me (M, " Demo ");
154 Ud.Get_User_Data (M, D2);
155 pragma Assert (D1 = D2);
156 pragma Assert (D1.Data = D2.Data);
158 Id.Get_User_Data (I (1), I2);
159 pragma Assert (I1 = I2);
160 pragma Assert (I1.Data = I2.Data);
167 Initialize (PC_Style_With_Index);
174 Init_Pair (Pair => Default_Colors, Fore => Black, Back => White);
175 Init_Pair (Pair => Menu_Back_Color, Fore => Black, Back => Cyan);
176 Init_Pair (Pair => Menu_Fore_Color, Fore => Red, Back => Cyan);
177 Init_Pair (Pair => Menu_Grey_Color, Fore => White, Back => Cyan);
178 Init_Pair (Pair => Notepad_Color, Fore => Black, Back => Yellow);
179 Init_Pair (Pair => Help_Color, Fore => Blue, Back => Cyan);
180 Init_Pair (Pair => Form_Back_Color, Fore => Black, Back => Cyan);
181 Init_Pair (Pair => Form_Fore_Color, Fore => Red, Back => Cyan);
182 Init_Pair (Pair => Header_Color, Fore => Black, Back => Green);
184 Set_Background (Ch => (Color => Default_Colors,
185 Attr => Normal_Video,
187 Set_Character_Attributes (Attr => Normal_Video,
188 Color => Default_Colors);
191 Set_Soft_Label_Key_Attributes (Color => Header_Color);
192 -- This propagates the attributes to the label window
193 Clear_Soft_Label_Keys; Restore_Soft_Label_Keys;
196 Init_Keyboard_Handler;
198 Set_Echo_Mode (False);
203 -- Initialize the Function Key Environment
204 -- We have some fixed key throughout this sample
209 when Event : others =>
210 Terminal_Interface.Curses.End_Windows;
211 Text_IO.Put ("Exception: ");
212 Text_IO.Put (Exception_Name (Event));
214 GNAT.OS_Lib.OS_Exit (1);