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