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{
This file is part of the Free Pascal run time library.
Copyright (c) 2007 by Karoly Balogh
keymap.library interface unit for MorphOS/PowerPC
Based on the Commodore Amiga/68k port by Nils Sjoholm
See the file COPYING.FPC, included in this distribution,
for details about the copyright.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
**********************************************************************}
{$PACKRECORDS 2}
unit keymap;
INTERFACE
uses exec, inputevent;
Type
pKeyMap = ^tKeyMap;
tKeyMap = record
km_LoKeyMapTypes : Pointer;
km_LoKeyMap : Pointer;
km_LoCapsable : Pointer;
km_LoRepeatable : Pointer;
km_HiKeyMapTypes : Pointer;
km_HiKeyMap : Pointer;
km_HiCapsable : Pointer;
km_HiRepeatable : Pointer;
end;
pKeymapNode = ^tKeyMapNode;
tKeyMapNode = record
kn_Node : tNode; { including name of keymap }
kn_KeyMap : tKeyMap;
end;
{ the structure of keymap.resource }
pKeyMapResource = ^tKeyMapResource;
tKeyMapResource = record
kr_Node : tNode;
kr_List : tList; { a list of KeyMapNodes }
end;
Const
{ Key Map Types }
KC_NOQUAL = 0;
KC_VANILLA = 7; { note that SHIFT+ALT+CTRL is VANILLA }
KCB_SHIFT = 0;
KCF_SHIFT = $01;
KCB_ALT = 1;
KCF_ALT = $02;
KCB_CONTROL = 2;
KCF_CONTROL = $04;
KCB_DOWNUP = 3;
KCF_DOWNUP = $08;
KCB_DEAD = 5; { may be dead or modified by dead key: }
KCF_DEAD = $20; { use dead prefix bytes }
KCB_STRING = 6;
KCF_STRING = $40;
KCB_NOP = 7;
KCF_NOP = $80;
{ Dead Prefix Bytes }
DPB_MOD = 0;
DPF_MOD = $01;
DPB_DEAD = 3;
DPF_DEAD = $08;
DP_2DINDEXMASK = $0f; { mask for index for 1st of two dead keys }
DP_2DFACSHIFT = 4; { shift for factor for 1st of two dead keys }
var
KeymapBase : pLibrary;
const
KEYMAPNAME : PChar = 'keymap.library';
procedure SetKeyMapDefault(CONST keyMap : pKeyMap location 'a0');
SysCall KeymapBase 030;
function AskKeyMapDefault : pKeyMap;
SysCall KeymapBase 036;
function MapRawKey(CONST event : pInputEvent location 'a0'; buffer : pSHORTINT location 'a1'; length : longint location 'd1'; CONST keyMap : pKeyMap location 'a2') : INTEGER;
SysCall KeymapBase 042;
function MapANSI(CONST strg : pSHORTINT location 'a0'; count : longint location 'd0'; buffer : pSHORTINT location 'a1'; length : longint location 'd1'; CONST keyMap : pKeyMap location 'a2') : longint;
SysCall KeymapBase 048;
{ Helper calls }
function InitKeymapLibrary : boolean;
implementation
const
{ Change VERSION and LIBVERSION to proper values }
VERSION : string[2] = '50';
LIBVERSION : longword = 50;
var
keymap_exit : Pointer;
procedure CloseKeymapLibrary;
begin
ExitProc := keymap_exit;
if KeymapBase <> nil then begin
CloseLibrary(PLibrary(KeymapBase));
KeymapBase := nil;
end;
end;
function InitKeymapLibrary : boolean;
begin
KeymapBase := nil;
KeymapBase := OpenLibrary(KEYMAPNAME,LIBVERSION);
if KeymapBase <> nil then begin
keymap_exit := ExitProc;
ExitProc := @CloseKeymapLibrary;
InitKeymapLibrary:=True;
end else begin
InitKeymapLibrary:=False;
end;
end;
end.
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