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Diffstat (limited to 'ncurses-5.3/Ada95/samples/ncurses2-m.adb')
| -rw-r--r-- | ncurses-5.3/Ada95/samples/ncurses2-m.adb | 460 |
1 files changed, 460 insertions, 0 deletions
diff --git a/ncurses-5.3/Ada95/samples/ncurses2-m.adb b/ncurses-5.3/Ada95/samples/ncurses2-m.adb new file mode 100644 index 0000000..5506f91 --- /dev/null +++ b/ncurses-5.3/Ada95/samples/ncurses2-m.adb @@ -0,0 +1,460 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT ncurses Binding Samples -- +-- -- +-- ncurses -- +-- -- +-- B O D Y -- +-- -- +------------------------------------------------------------------------------ +-- Copyright (c) 2000 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: Eugene V. Melaragno <aldomel@ix.netcom.com> 2000 +-- Version Control +-- $Revision$ +-- Binding Version 01.00 +------------------------------------------------------------------------------ +-- TODO use Default_Character where appropriate + +-- This is an Ada version of ncurses +-- I translated this because it tests the most features. + +with Terminal_Interface.Curses; use Terminal_Interface.Curses; +with Terminal_Interface.Curses.Trace; use Terminal_Interface.Curses.Trace; + +with Ada.Text_IO; use Ada.Text_IO; + +with Ada.Characters.Latin_1; +-- with Ada.Characters.Handling; + +with Ada.Command_Line; use Ada.Command_Line; + +with Ada.Strings.Unbounded; + + +with ncurses2.util; use ncurses2.util; +with ncurses2.getch_test; +with ncurses2.attr_test; +with ncurses2.color_test; +with ncurses2.demo_panels; +with ncurses2.color_edit; +with ncurses2.slk_test; +with ncurses2.acs_display; +with ncurses2.color_edit; +with ncurses2.acs_and_scroll; +with ncurses2.flushinp_test; +with ncurses2.test_sgr_attributes; +with ncurses2.menu_test; +with ncurses2.demo_pad; +with ncurses2.demo_forms; +with ncurses2.overlap_test; +with ncurses2.trace_set; + +with ncurses2.getopt; use ncurses2.getopt; + +package body ncurses2.m is + use Int_IO; + + function To_trace (n : Integer) return Trace_Attribute_Set; + procedure usage; + procedure Set_Terminal_Modes; + function Do_Single_Test (c : Character) return Boolean; + + function To_trace (n : Integer) return Trace_Attribute_Set is + a : Trace_Attribute_Set := (others => False); + m : Integer; + rest : Integer; + begin + m := n mod 2; + if 1 = m then + a.Times := True; + end if; + rest := n / 2; + + m := rest mod 2; + if 1 = m then + a.Tputs := True; + end if; + rest := rest / 2; + m := rest mod 2; + if 1 = m then + a.Update := True; + end if; + rest := rest / 2; + m := rest mod 2; + if 1 = m then + a.Cursor_Move := True; + end if; + rest := rest / 2; + m := rest mod 2; + if 1 = m then + a.Character_Output := True; + end if; + rest := rest / 2; + m := rest mod 2; + if 1 = m then + a.Calls := True; + end if; + rest := rest / 2; + m := rest mod 2; + if 1 = m then + a.Virtual_Puts := True; + end if; + rest := rest / 2; + m := rest mod 2; + if 1 = m then + a.Input_Events := True; + end if; + rest := rest / 2; + m := rest mod 2; + if 1 = m then + a.TTY_State := True; + end if; + rest := rest / 2; + m := rest mod 2; + if 1 = m then + a.Internal_Calls := True; + end if; + rest := rest / 2; + m := rest mod 2; + if 1 = m then + a.Character_Calls := True; + end if; + rest := rest / 2; + m := rest mod 2; + if 1 = m then + a.Termcap_TermInfo := True; + end if; + + return a; + end To_trace; + + -- these are type Stdscr_Init_Proc; + + function rip_footer ( + Win : Window; + Columns : Column_Count) return Integer; + pragma Convention (C, rip_footer); + + function rip_footer ( + Win : Window; + Columns : Column_Count) return Integer is + begin + Set_Background (Win, (Ch => ' ', + Attr => (Reverse_Video => True, others => False), + Color => 0)); + Erase (Win); + Move_Cursor (Win, 0, 0); + Add (Win, "footer:" & Columns'Img & " columns"); + Refresh_Without_Update (Win); + return 0; -- Curses_OK; + end rip_footer; + + + function rip_header ( + Win : Window; + Columns : Column_Count) return Integer; + pragma Convention (C, rip_header); + + function rip_header ( + Win : Window; + Columns : Column_Count) return Integer is + begin + Set_Background (Win, (Ch => ' ', + Attr => (Reverse_Video => True, others => False), + Color => 0)); + Erase (Win); + Move_Cursor (Win, 0, 0); + Add (Win, "header:" & Columns'Img & " columns"); + -- 'Img is a GNAT extention + Refresh_Without_Update (Win); + return 0; -- Curses_OK; + end rip_header; + + procedure usage is + -- type Stringa is access String; + use Ada.Strings.Unbounded; + -- tbl : constant array (Positive range <>) of Stringa := ( + tbl : constant array (Positive range <>) of Unbounded_String + := ( + To_Unbounded_String ("Usage: ncurses [options]"), + To_Unbounded_String (""), + To_Unbounded_String ("Options:"), + To_Unbounded_String (" -a f,b set default-colors " & + "(assumed white-on-black)"), + To_Unbounded_String (" -d use default-colors if terminal " & + "supports them"), + To_Unbounded_String (" -e fmt specify format for soft-keys " & + "test (e)"), + To_Unbounded_String (" -f rip-off footer line " & + "(can repeat)"), + To_Unbounded_String (" -h rip-off header line " & + "(can repeat)"), + To_Unbounded_String (" -s msec specify nominal time for " & + "panel-demo (default: 1, to hold)"), + To_Unbounded_String (" -t mask specify default trace-level " & + "(may toggle with ^T)") + ); + begin + for n in tbl'Range loop + Put_Line (Standard_Error, To_String (tbl (n))); + end loop; + -- exit(EXIT_FAILURE); + -- TODO should we use Set_Exit_Status and throw and exception? + end usage; + + procedure Set_Terminal_Modes is begin + Set_Raw_Mode (SwitchOn => False); + Set_Cbreak_Mode (SwitchOn => True); + Set_Echo_Mode (SwitchOn => False); + Allow_Scrolling (Mode => True); + Use_Insert_Delete_Line (Do_Idl => True); + Set_KeyPad_Mode (SwitchOn => True); + end Set_Terminal_Modes; + + + nap_msec : Integer := 1; + + function Do_Single_Test (c : Character) return Boolean is + begin + case c is + when 'a' => + getch_test; + when 'b' => + attr_test; + when 'c' => + if not Has_Colors then + Cannot ("does not support color."); + else + color_test; + end if; + when 'd' => + if not Has_Colors then + Cannot ("does not support color."); + elsif not Can_Change_Color then + Cannot ("has hardwired color values."); + else + color_edit; + end if; + when 'e' => + slk_test; + when 'f' => + acs_display; + when 'o' => + demo_panels (nap_msec); + when 'g' => + acs_and_scroll; + when 'i' => + flushinp_test (Standard_Window); + when 'k' => + test_sgr_attributes; + when 'm' => + menu_test; + when 'p' => + demo_pad; + when 'r' => + demo_forms; + when 's' => + overlap_test; + when 't' => + trace_set; + when '?' => + null; + when others => return False; + end case; + return True; + end Do_Single_Test; + + + command : Character; + my_e_param : Soft_Label_Key_Format := Four_Four; + assumed_colors : Boolean := False; + default_colors : Boolean := False; + default_fg : Color_Number := White; + default_bg : Color_Number := Black; + -- nap_msec was an unsigned long integer in the C version, + -- yet napms only takes an int! + + c : Integer; + c2 : Character; + optind : Integer := 1; -- must be initialized to one. + type stringa is access String; + optarg : getopt.stringa; + + length : Integer; + tmpi : Integer; + + package myio is new Ada.Text_IO.Integer_IO (Integer); + use myio; + + save_trace : Integer := 0; + save_trace_set : Trace_Attribute_Set; + + function main return Integer is + begin + loop + Qgetopt (c, Argument_Count, Argument'Access, + "a:de:fhs:t:", optind, optarg); + exit when c = -1; + c2 := Character'Val (c); + case c2 is + when 'a' => + -- Ada doesn't have scanf, it doesn't even have a + -- regular expression library. + assumed_colors := True; + myio.Get (optarg.all, Integer (default_fg), length); + myio.Get (optarg.all (length + 2 .. optarg.all'Length), + Integer (default_bg), length); + when 'd' => + default_colors := True; + when 'e' => + myio.Get (optarg.all, tmpi, length); + if Integer (tmpi) > 3 then + usage; + return 1; + end if; + my_e_param := Soft_Label_Key_Format'Val (tmpi); + when 'f' => + Rip_Off_Lines (-1, rip_footer'Access); + when 'h' => + Rip_Off_Lines (1, rip_header'Access); + when 's' => + myio.Get (optarg.all, nap_msec, length); + when 't' => + myio.Get (optarg.all, save_trace, length); + when others => + usage; + return 1; + end case; + end loop; + + -- the C version had a bunch of macros here. + + -- if (!isatty(fileno(stdin))) + -- isatty is not available in the standard Ada so skip it. + save_trace_set := To_trace (save_trace); + Trace_On (save_trace_set); + + + Init_Soft_Label_Keys (my_e_param); + + Init_Screen; + Set_Background (Ch => (Ch => Blank, + Attr => Normal_Video, + Color => Color_Pair'First)); + + if Has_Colors then + Start_Color; + if default_colors then + Use_Default_Colors; + elsif assumed_colors then + Assume_Default_Colors (default_fg, default_bg); + end if; + end if; + + Set_Terminal_Modes; + Save_Curses_Mode (Curses); + + End_Windows; + + -- TODO add macro #if blocks. + Put_Line ("Welcome to " & Curses_Version & ". Press ? for help."); + + loop + Put_Line ("This is the ncurses main menu"); + Put_Line ("a = keyboard and mouse input test"); + Put_Line ("b = character attribute test"); + Put_Line ("c = color test pattern"); + Put_Line ("d = edit RGB color values"); + Put_Line ("e = exercise soft keys"); + Put_Line ("f = display ACS characters"); + Put_Line ("g = display windows and scrolling"); + Put_Line ("i = test of flushinp()"); + Put_Line ("k = display character attributes"); + Put_Line ("m = menu code test"); + Put_Line ("o = exercise panels library"); + Put_Line ("p = exercise pad features"); + Put_Line ("q = quit"); + Put_Line ("r = exercise forms code"); + Put_Line ("s = overlapping-refresh test"); + Put_Line ("t = set trace level"); + Put_Line ("? = repeat this command summary"); + + Put ("> "); + Flush; + + command := Ada.Characters.Latin_1.NUL; + -- get_input: + -- loop + declare + Ch : Character; + begin + Get (Ch); + -- TODO if read(ch) <= 0 + -- TODO ada doesn't have an Is_Space function + command := Ch; + -- TODO if ch = '\n' or '\r' are these in Ada? + end; + -- end loop get_input; + + declare + begin + if Do_Single_Test (command) then + Flush_Input; + Set_Terminal_Modes; + Reset_Curses_Mode (Curses); + Clear; + Refresh; + End_Windows; + if command = '?' then + Put_Line ("This is the ncurses capability tester."); + Put_Line ("You may select a test from the main menu by " & + "typing the"); + Put_Line ("key letter of the choice (the letter to left " & + "of the =)"); + Put_Line ("at the > prompt. The commands `x' or `q' will " & + "exit."); + end if; + -- continue; --why continue in the C version? + end if; + exception + when Curses_Exception => End_Windows; + end; + + exit when command = 'q'; + end loop; + return 0; -- TODO ExitProgram(EXIT_SUCCESS); + end main; + +end ncurses2.m; + + + + + + + |