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About.c
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1992-01-17
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110 lines
/*
Terminal 2.2
"About.c"
*/
#ifdef THINK_C
#include "MacHeaders"
#endif
#ifdef applec
#pragma load ":(Objects):MacHeadersMPW"
#pragma segment About
#endif
#include "Text.h"
#include "Main.h"
#include "Utilities.h"
#define AboutOk 1
#define AboutText 2
#define AboutIcon 3
#define AboutHp 4
#define AboutVers 5
#define AboutLine1 6
#define AboutLine2 7
char Erny[] =
"\pWritten by:\015 Erny Tontlinger (CIS 73720,2200)\015"
" 33, route d'Arlon\015 L-8410 Steinfort\015 Luxembourg";
/* ----- Get long version message from 'vers' resource ----------------- */
static void GetVersion(
register short id,
register Byte *message)
{
register Handle h;
register Byte *p;
if (h = GetResource('vers', id)) {
p = (Byte *)*h;
p += 7 + p[6];
memcpy(message, p, (long)(p[0] + 1));
ReleaseResource(h);
} else
message[0] = 0;
}
/* ----- Draw user item in dialog box ---------------------------------- */
static pascal void DrawUser( /* Called by Dialog Manager */
register DialogPtr dialog,
register short item)
{
register Handle h;
short type;
Handle itemHdl;
Rect box;
GetDItem(dialog, item, &type, &itemHdl, &box);
if (h = GetResource('ICN#', Application.icon)) {
HLock(h);
PlotIcon(&box, h);
HUnlock(h);
}
}
/* ----- About... dialog ----------------------------------------------- */
void About(short option)
{
register Handle IDStrHandle;
register Byte *s;
register DialogPtr dialog;
register long heap;
long grow;
short item;
Handle itemHdl;
Rect box;
Byte num[256];
heap = MaxMem(&grow);
s = (Byte *)Erny;
if (option & (optionKey | cmdKey | shiftKey | controlKey))
IDStrHandle = 0;
else
if (IDStrHandle = GetResource(Application.signature,
Application.version)) {
HLock(IDStrHandle);
s = (Byte *)*IDStrHandle;
}
CenterDialog('DLOG', DLOG_ABOUT);
if (dialog = GetNewDialog(DLOG_ABOUT, 0, (WindowPtr)-1L)) {
SetEText(dialog, AboutText, s);
NumToString(heap, num);
SetEText(dialog, AboutHp, num);
GetDItem(dialog, AboutIcon, &item, &itemHdl, &box);
SetDItem(dialog, AboutIcon, item, (Handle)DrawUser, &box);
GetDItem(dialog, AboutLine1, &item, &itemHdl, &box);
SetDItem(dialog, AboutLine1, item, (Handle)DrawUserLine, &box);
GetDItem(dialog, AboutLine2, &item, &itemHdl, &box);
SetDItem(dialog, AboutLine2, item, (Handle)DrawUserLine, &box);
GetVersion(1, num);
SetEText(dialog, AboutVers, num);
ModalDialog(0, &item);
DisposDialog(dialog);
}
if (IDStrHandle)
ReleaseResource(IDStrHandle);
}