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deb-goldedplus/golded3/geutil.cpp
2000-03-10 20:46:26 +00:00

568 lines
12 KiB
C++

// ------------------------------------------------------------------
// GoldED+
// Copyright (C) 1990-1999 Odinn Sorensen
// Copyright (C) 1999-2000 Alexander S. Aganichev
// ------------------------------------------------------------------
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 2 of the
// License, or (at your option) any later version.
//
// 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. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston,
// MA 02111-1307 USA
// ------------------------------------------------------------------
// $Id$
// ------------------------------------------------------------------
// Global utility functions (not overlayed in 16-bit DOS).
// ------------------------------------------------------------------
#include <cstdarg>
#include <golded.h>
// ------------------------------------------------------------------
extern bool in_arealist;
extern GPickArealist* PickArealist;
// ------------------------------------------------------------------
void update_statuslines() {
char buf[200];
static char old_status_line[200] = "";
static int called = NO;
HandleGEvent(EVTT_REMOVEVOCBUF);
if(CFG->switches.get(dispstatusline) or not called) {
called = YES;
vchar sep = _box_table(W_BSTAT, 3);
char help[200], meminfo[200], clkinfo[200];
*clkinfo = NUL;
*meminfo = NUL;
*help = NUL;
if(CFG->switches.get(statuslineclock)) {
time_t t = time(NULL);
sprintf(clkinfo, " %s", strftimei(help, 40, LNG->StatusLineTimeFmt, localtime(&t)));
}
if(CFG->statuslinehelp == -1)
*help = NUL;
else if(CFG->statuslinehelp)
sprintf(help, "%s ", LNG->StatusLineHelp);
else
sprintf(help, "%s%s%s%s%c%s%i.%i.%i%s ",
__gver_prename__,
__gver_name__,
__gver_postname__,
__gver_platform__,
goldmark,
__gver_preversion__,
__gver_major__,
__gver_minor__,
__gver_release__,
__gver_postversion__
);
int len = MAXCOL-strlen(help)-strlen(meminfo)-strlen(clkinfo)-2;
sprintf(buf, " %s%-*.*s%s%s ", help, len, len, information, meminfo, clkinfo);
if(streql(old_status_line, buf))
return;
strcpy(old_status_line, buf);
#ifdef GOLD_MOUSE
gmou.GetStatus();
if(gmou.Row() == MAXROW-1)
gmou.HideCursor();
#endif
int row, col;
vposget(&row, &col);
wwprintstr(W_STAT, 0,0, C_STATW, buf);
wwprintc(W_STAT, 0,strlen(help)-1, C_STATW, sep);
wwprintc(W_STAT, 0,MAXCOL-strlen(clkinfo), C_STATW, sep);
vposset(row, col);
#ifdef GOLD_MOUSE
if(gmou.Row() == MAXROW-1)
gmou.ShowCursor();
#endif
}
}
// ------------------------------------------------------------------
void update_statusline(const char* info) {
strxcpy(information, info, sizeof(Subj));
update_statuslines();
}
// ------------------------------------------------------------------
void update_statuslinef(const char* format, ...) {
va_list argptr;
va_start(argptr, format);
vsprintf(information, format, argptr);
va_end(argptr);
update_statuslines();
}
// ------------------------------------------------------------------
void w_shadow() {
if(CFG->switches.get(screenshadows))
wshadow(C_SHADOW);
}
// ------------------------------------------------------------------
void w_info(const char* info) {
static int wh=-1;
static int srow;
static int scol;
static int erow;
static int ecol;
static int len;
static char buf[150] = { "" };
char* buf2 = NULL;
int prev_wh = whandle();
if(wh != -1)
wactiv_(wh);
if(info) {
int tmp = strlen(info);
if(tmp > MAXCOL-5) {
buf2 = (char *)throw_malloc(MAXCOL-5);
strxcpy(buf2, info, MAXCOL-5);
info = buf2;
tmp = MAXCOL-6;
}
if(wh == -1) {
len = tmp;
srow = inforow;
erow = srow+3-1;
scol = ((MAXCOL-len)/2)-1;
ecol = scol+len+1;
wh = wopen(srow, scol, erow, ecol, W_BINFO, C_INFOB, C_INFOW);
w_shadow();
}
else {
if(len != tmp) {
len = tmp;
scol = ((MAXCOL-len)/2)-1;
ecol = scol+len+1;
wclose();
wh = wopen(srow, scol, erow, ecol, W_BINFO, C_INFOB, C_INFOW);
w_shadow();
}
}
if(not streql(buf, info)) {
strcpy(buf, info);
wprints(0, 0, C_INFOW, buf);
}
}
else {
if(wh != -1) {
*buf = NUL;
wclose();
wh = -1;
}
}
wactiv_(prev_wh);
if(buf2)
throw_free(buf2);
}
// ------------------------------------------------------------------
void w_infof(const char* format, ...) {
char winfobuf[350];
va_list argptr;
va_start(argptr, format);
vsprintf(winfobuf, format, argptr);
va_end(argptr);
w_info(winfobuf);
}
// ------------------------------------------------------------------
void w_progress(int mode, int attr, long pos, long size, const char* title) {
static int wh = -1;
int prev_wh = whandle();
if(wh != -1)
wactiv_(wh);
switch(mode) {
case MODE_NEW:
oops:
if(wh == -1) {
wh = wopen_(inforow, ((MAXCOL-63)/2)-1, 3, 63, W_BINFO, C_INFOB, C_INFOW);
set_title(title, TCENTER, C_INFOT);
title_shadow();
}
case MODE_UPDATE:
if(wh == -1)
goto oops; // Oops, someone forgot to open the window..
wpropbar(PROP_BARGRAPH, 1, 0, -59, 1, attr, pos, size);
break;
case MODE_QUIT:
if(wh != -1) {
wclose();
wunlink(wh);
wh = -1;
}
break;
}
wactiv_(prev_wh);
}
// ------------------------------------------------------------------
void maketitle() {
wtitle(m_title, m_titlepos, m_titleattr);
}
// ------------------------------------------------------------------
void set_title(const char* t, int p, int a) {
strcpy(m_title, t);
m_titlepos = p;
m_titleattr = a;
}
// ------------------------------------------------------------------
void title_shadow() {
maketitle();
w_shadow();
}
// ------------------------------------------------------------------
int IsQuoteChar(const char* s) {
if(*s) {
if(*s == '>')
return true;
if(*AA->Quotechars())
if(strchr(AA->Quotechars(), *s))
return true;
}
return false;
}
// ------------------------------------------------------------------
int is_quote(const char* ptr) {
const char* endptr = ptr + 11;
// Skip leading whitespace
while((*ptr == ' ') or (*ptr == LF) or issoftcr(*ptr))
ptr++;
// Check for empty string
if((*ptr == NUL) or (ptr >= endptr))
return false;
// Check for userdefined quotechars after first whitespace
if(IsQuoteChar(ptr))
return true;
int spaces = 0;
while((ptr < endptr) and *ptr) {
if(*ptr == LF or issoftcr(*ptr)) {
// Ignore LF's and SOFTCR's and extend check zone if found
endptr++;
}
else if(*ptr == '>') {
// Found true quote char
return true;
}
else if(*ptr == ' ') {
spaces++;
if(spaces > 1)
return false;
}
else if((*ptr < ' ') or strchr("<\"\'-", *ptr)) {
// Found a char that cannot occur in a quotestring
return false;
}
ptr++;
}
return false;
}
// ------------------------------------------------------------------
int quotecolor(const char* line) {
char buf[100];
uint len;
GetQuotestr(line, buf, &len);
uint qc = 0;
for(uint i=0; i<len; i++)
if(IsQuoteChar(&buf[i]))
qc++;
return (qc & 1) ? C_READQ : C_READQ2;
}
// ------------------------------------------------------------------
int GetQuotestr(const char* ptr, char* qbuf, uint* qlen) {
if(is_quote(ptr)) {
char* qptr;
const char* tmp;
const char* lp = ptr;
int n, x;
MoreQuotes: // Naughty goto-point for quotestring skipping
// Skip leading spaces
while(isspace(*lp) or issoftcr(*lp))
lp++;
if(IsQuoteChar(lp)) { // Type 1 : ">xxxx>" and ">xxxx:"
lp++;
while(isspace(*lp) or issoftcr(*lp))
lp++;
if(is_quote(lp))
goto MoreQuotes;
if(not (IsQuoteChar(lp-1) or (*(lp-1) == ':'))) {
while(not IsQuoteChar(lp))
lp--;
lp++;
}
}
else { // Type 2: "xxxx>"
while(not (IsQuoteChar(lp) and not IsQuoteChar(lp+1)) and *lp != CR and *lp)
++lp;
if(is_quote(lp))
goto MoreQuotes;
if(*lp)
lp++;
}
// lp now points to the character after the quotestring
*qlen = (int)((dword)lp - (dword)ptr);
if(isspace(*lp) or issoftcr(*lp))
(*qlen)++;
for(x=*qlen,n=0,tmp=ptr,qptr=qbuf; n<x and n<40; n++,tmp++) {
if(*tmp != LF and not issoftcr(*tmp))
*qptr++ = *tmp;
else
(*qlen)--;
}
*qptr = NUL;
if(*qlen > 40)
*qlen = 40;
}
else {
*qbuf = NUL;
*qlen = 0;
}
return *qlen;
}
// ------------------------------------------------------------------
static int KeyCmp(const gkey* a, const gkey* b) {
return CmpV(*a, *b);
}
// ------------------------------------------------------------------
gkey SearchKey(gkey key, list<CmdKey>::iterator keys, int totkeys) {
list<CmdKey>::iterator kmin;
int again = 0;
do {
kmin = keys;
int tkeys=totkeys;
while(tkeys > 0) {
int j = KeyCmp(&key, &(kmin->key));
if(j == 0)
return(kmin->cmd);
else if(j < 0)
break;
else {
kmin++;
tkeys--;
}
}
// Key not found. Try again, this time without the scancode.
key &= 0x00FF;
} while(not again++ and key);
return 0;
}
// ------------------------------------------------------------------
static void call_func_geutil(VfvCP func) {
struct _menu_t* menu;
int row, col;
bool hidden = vcurhidden();
vposget(&row, &col);
menu = gwin.cmenu;
(*func)();
gwin.cmenu = menu;
vposset(row, col);
if(hidden)
vcurhide();
else
vcurshow();
}
// ------------------------------------------------------------------
void call_help() {
// search through onkey linked list for a
// matching defined onkey. if one is found,
// then save the current environment, call the
// onkey's function, and restore the environment.
KBnd* onkey = gkbd.onkey;
while(onkey != NULL) {
if(onkey->keycode == Key_F1) {
call_func_geutil(onkey->func);
break;
}
onkey = onkey->prev;
}
}
// ------------------------------------------------------------------
void CheckTick(gkey quitkey) {
Clock idle_secs = (gkbd.tickvalue - gkbd.tickpress) / 10L;
if(CFG->timeout) {
if(idle_secs >= CFG->timeout) {
kbput(quitkey);
return;
}
}
IdleCheckSemaphores();
if(CFG->screenblanker) {
if(idle_secs >= CFG->screenblanker) {
blanked = true;
ScreenBlankIdle();
kbdsettickfunc(ScreenBlankIdle);
getxch();
blanked = false;
ScreenBlankIdle();
kbdsettickfunc(update_statuslines);
//maybe we've scanned areas while in screenblanker, so
//update screen
if(in_arealist) {
PickArealist->update();
PickArealist->do_delayed();
}
}
}
}
// ------------------------------------------------------------------
void IdleCheckSemaphores() {
// I don't like this solution either... :(
static Clock last_secs = 0;
Clock idle_secs = (gkbd.tickvalue - gkbd.tickpress) / 10L;
// Make sure the stuff below is only run once in a second
if(not idle_secs or (idle_secs - last_secs == 0))
return ;
if(in_arealist) {
if(CFG->semaphore.idletime) {
if((idle_secs % CFG->semaphore.idletime) == 0)
CheckSemaphores();
}
}
last_secs = idle_secs;
}
// ------------------------------------------------------------------
char* strtmp(const char* str) {
static INam tmp;
return strxcpy(tmp, str, sizeof(tmp));
}
// ------------------------------------------------------------------