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-------------------------------------------------------------------------------
--- --
--- GNAT ncurses Binding Samples --
--- --
--- Sample --
--- --
--- B O D Y --
--- --
-------------------------------------------------------------------------------
--- Copyright (c) 1998 Free Software Foundation, Inc. --
--- --
--- 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, distribute with modifications, 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 ABOVE 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. --
--- --
--- Except as contained in this notice, the name(s) of the above copyright --
--- holders shall not be used in advertising or otherwise to promote the --
--- sale, use or other dealings in this Software without prior written --
--- authorization. --
-------------------------------------------------------------------------------
--- Author: Juergen Pfeifer <juergen.pfeifer@gmx.net> 1996
--- Version Control
--- $Revision$
--- Binding Version 01.00
-------------------------------------------------------------------------------
-with Text_IO;
-
-with Ada.Exceptions; use Ada.Exceptions;
-
-with Terminal_Interface.Curses; use Terminal_Interface.Curses;
-with Terminal_Interface.Curses.Panels; use Terminal_Interface.Curses.Panels;
-with Terminal_Interface.Curses.Menus; use Terminal_Interface.Curses.Menus;
-with Terminal_Interface.Curses.Menus.Menu_User_Data;
-with Terminal_Interface.Curses.Menus.Item_User_Data;
-
-with Sample.Manifest; use Sample.Manifest;
-with Sample.Function_Key_Setting; use Sample.Function_Key_Setting;
-with Sample.Keyboard_Handler; use Sample.Keyboard_Handler;
-with Sample.Header_Handler; use Sample.Header_Handler;
-with Sample.Explanation; use Sample.Explanation;
-
-with Sample.Menu_Demo.Handler;
-with Sample.Curses_Demo;
-with Sample.Form_Demo;
-with Sample.Menu_Demo;
-with Sample.Text_IO_Demo;
-
-with GNAT.OS_Lib;
-
-package body Sample is
-
- type User_Data is
- record
- Data : Integer;
- end record;
- type User_Access is access User_Data;
-
- package Ud is new
- Terminal_Interface.Curses.Menus.Menu_User_Data
- (User_Data, User_Access);
-
- package Id is new
- Terminal_Interface.Curses.Menus.Item_User_Data
- (User_Data, User_Access);
-
- procedure Whow is
- procedure Main_Menu;
- procedure Main_Menu
- is
- function My_Driver (M : Menu;
- K : Key_Code;
- Pan : Panel) return Boolean;
-
- package Mh is new Sample.Menu_Demo.Handler (My_Driver);
-
- I : Item_Array_Access := new Item_Array'
- (New_Item ("Curses Core Demo"),
- New_Item ("Menu Demo"),
- New_Item ("Form Demo"),
- New_Item ("Text IO Demo"),
- Null_Item);
-
- M : Menu := New_Menu (I);
-
- D1, D2 : User_Access;
- I1, I2 : User_Access;
-
- function My_Driver (M : Menu;
- K : Key_Code;
- Pan : Panel) return Boolean
- is
- Idx : constant Positive := Get_Index (Current (M));
- begin
- if K in User_Key_Code'Range then
- if K = QUIT then
- return True;
- elsif K = SELECT_ITEM then
- if Idx in 1 .. 4 then
- Hide (Pan);
- Update_Panels;
- end if;
- case Idx is
- when 1 => Sample.Curses_Demo.Demo;
- when 2 => Sample.Menu_Demo.Demo;
- when 3 => Sample.Form_Demo.Demo;
- when 4 => Sample.Text_IO_Demo.Demo;
- when others => null;
- end case;
- if Idx in 1 .. 4 then
- Top (Pan);
- Show (Pan);
- Update_Panels;
- Update_Screen;
- end if;
- end if;
- end if;
- return False;
- end My_Driver;
-
- begin
-
- if (1 + Item_Count (M)) /= I'Length then
- raise Constraint_Error;
- end if;
-
- D1 := new User_Data'(Data => 4711);
- Ud.Set_User_Data (M, D1);
-
- I1 := new User_Data'(Data => 1174);
- Id.Set_User_Data (I (1), I1);
-
- Set_Spacing (Men => M, Row => 2);
-
- Default_Labels;
- Notepad ("MAINPAD");
-
- Mh.Drive_Me (M, " Demo ");
-
- Ud.Get_User_Data (M, D2);
- pragma Assert (D1 = D2);
- pragma Assert (D1.Data = D2.Data);
-
- Id.Get_User_Data (I (1), I2);
- pragma Assert (I1 = I2);
- pragma Assert (I1.Data = I2.Data);
-
- Delete (M);
- Free (I, True);
- end Main_Menu;
-
- begin
- Initialize (PC_Style_With_Index);
- Init_Header_Handler;
- Init_Screen;
-
- if Has_Colors then
- Start_Color;
-
- Init_Pair (Pair => Default_Colors, Fore => Black, Back => White);
- Init_Pair (Pair => Menu_Back_Color, Fore => Black, Back => Cyan);
- Init_Pair (Pair => Menu_Fore_Color, Fore => Red, Back => Cyan);
- Init_Pair (Pair => Menu_Grey_Color, Fore => White, Back => Cyan);
- Init_Pair (Pair => Notepad_Color, Fore => Black, Back => Yellow);
- Init_Pair (Pair => Help_Color, Fore => Blue, Back => Cyan);
- Init_Pair (Pair => Form_Back_Color, Fore => Black, Back => Cyan);
- Init_Pair (Pair => Form_Fore_Color, Fore => Red, Back => Cyan);
- Init_Pair (Pair => Header_Color, Fore => Black, Back => Green);
-
- Set_Background (Ch => (Color => Default_Colors,
- Attr => Normal_Video,
- Ch => ' '));
- Set_Character_Attributes (Attr => Normal_Video,
- Color => Default_Colors);
- Erase;
-
- Set_Soft_Label_Key_Attributes (Color => Header_Color);
- -- This propagates the attributes to the label window
- Clear_Soft_Label_Keys; Restore_Soft_Label_Keys;
- end if;
-
- Init_Keyboard_Handler;
-
- Set_Echo_Mode (False);
- Set_Raw_Mode;
- Set_Meta_Mode;
- Set_KeyPad_Mode;
-
- -- Initialize the Function Key Environment
- -- We have some fixed key throughout this sample
- Main_Menu;
- End_Windows;
-
- exception
- when Event : others =>
- Terminal_Interface.Curses.End_Windows;
- Text_IO.Put ("Exception: ");
- Text_IO.Put (Exception_Name (Event));
- Text_IO.New_Line;
- GNAT.OS_Lib.OS_Exit (1);
-
- end Whow;
-
-end Sample;
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