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147 | -------------------------------------------------------------------------------
-- Copyright 2021, The Trendy Terminal Developers (see AUTHORS file)
-- Licensed under the Apache License, Version 2.0 (the "License");
-- you may not use this file except in compliance with the License.
-- You may obtain a copy of the License at
-- http://www.apache.org/licenses/LICENSE-2.0
-- Unless required by applicable law or agreed to in writing, software
-- distributed under the License is distributed on an "AS IS" BASIS,
-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-- See the License for the specific language governing permissions and
-- limitations under the License.
-------------------------------------------------------------------------------
package body Trendy_Terminal.Maps is
use all type ASU.Unbounded_String;
function "+"(S : String) return ASU.Unbounded_String renames ASU.To_Unbounded_String;
package Key_Maps is new Ada.Containers.Ordered_Maps (
Key_Type => ASU.Unbounded_String,
Element_Type => Key,
"<" => ASU."<",
"=" => "=");
package Inverse_Key_Maps is new Ada.Containers.Ordered_Maps (
Key_Type => Key,
Element_Type => ASU.Unbounded_String,
"<" => "<",
"=" => ASU."=");
function Make_Key_Map return Key_Maps.Map is
KM : Key_Maps.Map;
begin
KM.Insert(CSI & (+"A"), Key_Up);
KM.Insert(CSI & (+"B"), Key_Down);
KM.Insert(CSI & (+"C"), Key_Right);
KM.Insert(CSI & (+"D"), Key_Left);
KM.Insert(CSI & (+"H"), Key_Home);
KM.Insert(CSI & (+"F"), Key_End);
KM.Insert(CSI & (+"1;5A"), Key_Ctrl_Up);
KM.Insert(CSI & (+"1;5B"), Key_Ctrl_Down);
KM.Insert(CSI & (+"1;5C"), Key_Ctrl_Right);
KM.Insert(CSI & (+"1;5D"), Key_Ctrl_Left);
KM.Insert(Characters.DEL & ASU.Null_Unbounded_String, Key_Backspace);
KM.Insert(Characters.SUB & ASU.Null_Unbounded_String, Key_Pause);
KM.Insert(CSI & (+"2~"), Key_Insert);
KM.Insert(CSI & (+"3~"), Key_Delete);
KM.Insert(CSI & (+"5~"), Key_Page_Up);
KM.Insert(CSI & (+"6~"), Key_Page_Down);
KM.Insert(Characters.ESC & (+"OP"), Key_F1);
KM.Insert(Characters.ESC & (+"OQ"), Key_F2);
KM.Insert(Characters.ESC & (+"OR"), Key_F3);
KM.Insert(Characters.ESC & (+"OS"), Key_F4);
KM.Insert(CSI & (+"15~"), Key_F5);
KM.Insert(CSI & (+"17~"), Key_F6);
KM.Insert(CSI & (+"18~"), Key_F7);
KM.Insert(CSI & (+"19~"), Key_F8);
KM.Insert(CSI & (+"20~"), Key_F9);
KM.Insert(CSI & (+"21~"), Key_F10);
KM.Insert(CSI & (+"23~"), Key_F11);
KM.Insert(CSI & (+"24~"), Key_F12);
KM.Insert(Characters.HT & (+""), Key_Tab);
KM.Insert(CSI & (+"Z"), Key_Shift_Tab);
KM.Insert(Characters.ETX & ASU.Null_Unbounded_String, Key_Ctrl_C);
KM.Insert(Characters.EOT & ASU.Null_Unbounded_String, Key_Ctrl_D);
return KM;
end Make_Key_Map;
function Make_Key_Lookup_Map return Inverse_Key_Maps.Map is
KM : Inverse_Key_Maps.Map;
begin
-- https://vt100.net/docs/vt510-rm/DECFNK.html
--
-- 0,1 none
-- 2 Shift
-- 3 Alt
-- 4 Alt + Shift
-- 5 Control
-- 6 Control + Shift
-- 7 Alt + Control
-- 8 Alt + Control + Shift
KM.Insert(Key_Up, CSI & (+"A"));
KM.Insert(Key_Down, CSI & (+"B"));
KM.Insert(Key_Right, CSI & (+"C"));
KM.Insert(Key_Left, CSI & (+"D"));
KM.Insert(Key_Home, CSI & (+"H"));
KM.Insert(Key_End, CSI & (+"F"));
KM.Insert(Key_Ctrl_Up, CSI & (+"1;5A"));
KM.Insert(Key_Ctrl_Down, CSI & (+"1;5B"));
KM.Insert(Key_Ctrl_Right, CSI & (+"1;5C"));
KM.Insert(Key_Ctrl_Left, CSI & (+"1;5D"));
KM.Insert(Key_Backspace, Characters.DEL & (+""));
KM.Insert(Key_Pause, Characters.SUB & (+""));
KM.Insert(Key_Insert, CSI & (+"2~"));
KM.Insert(Key_Delete, CSI & (+"3~"));
KM.Insert(Key_Page_Up, CSI & (+"5~"));
KM.Insert(Key_Page_Down, CSI & (+"6~"));
KM.Insert(Key_F1, Characters.ESC & (+"OP"));
KM.Insert(Key_F2, Characters.ESC & (+"OQ"));
KM.Insert(Key_F3, Characters.ESC & (+"OR"));
KM.Insert(Key_F4, Characters.ESC & (+"OS"));
KM.Insert(Key_F5, CSI & (+"15~"));
KM.Insert(Key_F6, CSI & (+"17~"));
KM.Insert(Key_F7, CSI & (+"18~"));
KM.Insert(Key_F8, CSI & (+"19~"));
KM.Insert(Key_F9, CSI & (+"20~"));
KM.Insert(Key_F10, CSI & (+"21~"));
KM.Insert(Key_F11, CSI & (+"23~"));
KM.Insert(Key_F12, CSI & (+"24~"));
KM.Insert(Key_Tab, Characters.HT & (+""));
KM.Insert(Key_Shift_Tab, CSI & (+"Z"));
KM.Insert(Key_Ctrl_C, Characters.ETX & (+""));
KM.Insert(Key_Ctrl_D, Characters.EOT & (+""));
return KM;
end Make_Key_Lookup_Map;
KM : constant Key_Maps.Map := Make_Key_Map;
MK : constant Inverse_Key_Maps.Map := Make_Key_Lookup_Map;
function Sequence_For (K : Key) return String is (ASU.To_String (MK(K)));
function Is_Key (Sequence : String) return Boolean is (KM.Contains (ASU.To_Unbounded_String (Sequence)));
function Key_For (Sequence : String) return Key is (KM (ASU.To_Unbounded_String (Sequence)));
end Trendy_Terminal.Maps;
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