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Diffstat (limited to 'ncurses-5.3/Ada95/src/terminal_interface-curses-termcap.adb')
| -rw-r--r-- | ncurses-5.3/Ada95/src/terminal_interface-curses-termcap.adb | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/ncurses-5.3/Ada95/src/terminal_interface-curses-termcap.adb b/ncurses-5.3/Ada95/src/terminal_interface-curses-termcap.adb new file mode 100644 index 0000000..be845d5 --- /dev/null +++ b/ncurses-5.3/Ada95/src/terminal_interface-curses-termcap.adb @@ -0,0 +1,164 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT ncurses Binding -- +-- -- +-- Terminal_Interface.Curses.Termcap -- +-- -- +-- 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: Juergen Pfeifer, 1996 +-- Contact: http://www.familiepfeifer.de/Contact.aspx?Lang=en +-- Version Control: +-- $Revision$ +-- Binding Version 01.00 +------------------------------------------------------------------------------ + +with Terminal_Interface.Curses.Aux; use Terminal_Interface.Curses.Aux; +with Interfaces.C; use Interfaces.C; +with Interfaces.C.Strings; use Interfaces.C.Strings; + +package body Terminal_Interface.Curses.Termcap is + + function Get_Entry (Name : String) return Boolean + is + function tgetent (name : char_array; val : char_array) + return C_Int; + pragma Import (C, tgetent, "tgetent"); + NameTxt : char_array (0 .. Name'Length); + Length : size_t; + ignored : char_array (0 .. 0) := (0 => nul); + result : C_Int; + begin + To_C (Name, NameTxt, Length); + result := tgetent (char_array (ignored), NameTxt); + if result = -1 then + raise Curses_Exception; + else + return Boolean'Val (result); + end if; + end Get_Entry; + +------------------------------------------------------------------------------ + function Get_Flag (Name : String) return Boolean + is + function tgetflag (id : char_array) return C_Int; + pragma Import (C, tgetflag, "tgetflag"); + Txt : char_array (0 .. Name'Length); + Length : size_t; + begin + To_C (Name, Txt, Length); + if tgetflag (Txt) = 0 then + return False; + else + return True; + end if; + end Get_Flag; + +------------------------------------------------------------------------------ + procedure Get_Number (Name : in String; + Value : out Integer; + Result : out Boolean) + is + function tgetnum (id : char_array) return C_Int; + pragma Import (C, tgetnum, "tgetnum"); + Txt : char_array (0 .. Name'Length); + Length : size_t; + begin + To_C (Name, Txt, Length); + Value := Integer (tgetnum (Txt)); + if Value = -1 then + Result := False; + else + Result := True; + end if; + end Get_Number; + +------------------------------------------------------------------------------ + procedure Get_String (Name : String; + Value : out String; + Result : out Boolean) + is + function tgetstr (id : char_array; + buf : char_array) return chars_ptr; + pragma Import (C, tgetstr, "tgetstr"); + Txt : char_array (0 .. Name'Length); + Length : size_t; + Txt2 : chars_ptr; + type t is new char_array (0 .. 1024); -- does it need to be 1024? + Return_Buffer : t := (0 => nul); + begin + To_C (Name, Txt, Length); + Txt2 := tgetstr (Txt, char_array (Return_Buffer)); + if Txt2 = Null_Ptr then + Result := False; + else + Value := Fill_String (Txt2); + Result := True; + end if; + end Get_String; + + function Get_String (Name : String) return Boolean + is + function tgetstr (Id : char_array; + buf : char_array) return chars_ptr; + pragma Import (C, tgetstr, "tgetstr"); + Txt : char_array (0 .. Name'Length); + Length : size_t; + Txt2 : chars_ptr; + type t is new char_array (0 .. 1024); -- does it need to be 1024? + Phony_Txt : t := (0 => nul); + begin + To_C (Name, Txt, Length); + Txt2 := tgetstr (Txt, char_array (Phony_Txt)); + if Txt2 = Null_Ptr then + return False; + else + return True; + end if; + end Get_String; + +------------------------------------------------------------------------------ + function TGoto (Cap : String; + Col : Column_Position; + Row : Line_Position) return Termcap_String is + function tgoto (cap : char_array; + col : C_Int; + row : C_Int) return chars_ptr; + pragma Import (C, tgoto); + Txt : char_array (0 .. Cap'Length); + Length : size_t; + begin + To_C (Cap, Txt, Length); + return Termcap_String (Fill_String + (tgoto (Txt, C_Int (Col), C_Int (Row)))); + end TGoto; + + +end Terminal_Interface.Curses.Termcap; |