valter/dosbox-staging
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Lower next key delay a bit.

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Fixes with extended keys getting pressed twice.


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@826
This commit is contained in:
Sjoerd van der Berg 2003-03-28 20:35:12 +00:00
parent 1cc96da5a4
commit e365dc5d5b
1 changed files with 14 additions and 8 deletions
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22
src/hardware/keyboard.cpp
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@ -24,7 +24,7 @@
#include "mixer.h"
#define KEYBUFSIZE 32
#define KEYDELAY 250
#define KEYDELAY 150
enum KeyCommands {
CMD_NONE,
@ -77,6 +77,7 @@ void KEYBOARD_ClrBuffer(void) {
keyb.buf.used=0;
keyb.buf.pos=0;
keyb.read_active=false;
keyb.scheduled=false;
PIC_DeActivateIRQ(1);
}
@ -100,6 +101,7 @@ void KEYBOARD_GetCode(void) {
}
void KEYBOARD_AddCode(Bit8u scancode,Bit8u ascii,Bitu mod,KeyStates state) {
// LOG_MSG("Add key scan %d ascii %c",scancode,ascii);
if (keyb.buf.used<KEYBUFSIZE) {
keyb.buf.used++;
Bitu start=keyb.buf.pos+keyb.buf.used;
@ -119,19 +121,22 @@ void KEYBOARD_AddCode(Bit8u scancode,Bit8u ascii,Bitu mod,KeyStates state) {
void KEYBOARD_ReadKey(Bitu & scancode,Bitu & ascii,Bitu & mod) {
switch (keyb.buf.state) {
case STATE_NORMAL:
scancode=keyb.buf.code[keyb.buf.pos].scancode;
ascii=keyb.buf.code[keyb.buf.pos].ascii;
mod=keyb.buf.code[keyb.buf.pos].mod;
if (keyb.buf.used && !keyb.scheduled) {
keyb.scheduled=true;
PIC_AddEvent(KEYBOARD_GetCode,KEYDELAY);
}
scancode=keyb.buf.code[keyb.buf.pos].scancode;
ascii=keyb.buf.code[keyb.buf.pos].ascii;
mod=keyb.buf.code[keyb.buf.pos].mod;
break;
case STATE_EXTEND:
KEYBOARD_GetCode();
scancode=224;
mod=0;
ascii=0;
if (!keyb.scheduled) {
keyb.scheduled=true;
PIC_AddEvent(KEYBOARD_GetCode,KEYDELAY);
}
break;
}
}
@ -145,7 +150,10 @@ static Bit8u read_p60(Bit32u port) {
}
return keyb.buf.code[keyb.buf.pos].scancode;
case STATE_EXTEND:
KEYBOARD_GetCode();
if (!keyb.scheduled) {
keyb.scheduled=true;
PIC_AddEvent(KEYBOARD_GetCode,KEYDELAY);
}
return 224;
}
return 0;
@ -384,7 +392,5 @@ void KEYBOARD_Init(Section* sec) {
keyb.enabled=true;
keyb.command=CMD_NONE;
keyb.last_index=0;
keyb.buf.pos=0;
keyb.buf.used=0;
KEYBOARD_ClrBuffer();
}