Files
nethack/sys/mac/mmodal.c
2002-01-05 21:05:55 +00:00

663 lines
13 KiB
C

/* SCCS Id: @(#)mmodal.c 3.1 93/01/24 */
/* Copyright (c) Jon W{tte, Hao-Yang Wang, Jonathan Handler 1992. */
/* NetHack may be freely redistributed. See license for details. */
#include <Dialogs.h>
#if ENABLE_MAC_POPUP
#include "hack.h"
#include "mactty.h"
#endif
#include "macpopup.h"
/* Flash a dialog button when its accelerator key is pressed */
void
FlashButton (WindowPtr wind, short item) {
short type;
Handle handle;
Rect rect;
unsigned long ticks;
/* Apple recommends 8 ticks */
GetDItem(wind, item, &type, &handle, &rect);
HiliteControl((ControlHandle)handle, kControlButtonPart);
Delay(8, &ticks);
HiliteControl((ControlHandle)handle, 0);
return;
}
#if ENABLE_MAC_POPUP
static void mv_handle_click (EventRecord *theEvent);
#define MAX_MV_DIALOGS 20
static int old_dialog_count = 0;
static struct {
short id;
Boolean init_visible;
DialogPtr dialog;
} old_dialog[MAX_MV_DIALOGS];
static short frame_corner;
static pascal void FrameItem(DialogPtr dlog, short item);
static UserItemUPP FrameItemUPP = NULL;
static pascal void
FrameItem (DialogPtr dlog, short item) {
short k;
Handle h;
Rect r;
GetDItem (dlog, item, &k, &h, &r);
PenSize (3, 3);
FrameRoundRect (&r, frame_corner, frame_corner);
PenNormal ();
}
static void
SetFrameItem (DialogPtr dlog, short frame, short item) {
Rect r, r2;
short kind;
Handle h;
if (!FrameItemUPP) /* initialize handler routine */
FrameItemUPP = NewUserItemProc(FrameItem);
GetDItem (dlog, item, &kind, &h, &r);
InsetRect (&r, -4, -4);
r2 = r;
GetDItem (dlog, frame, &kind, &h, &r);
SetDItem (dlog, frame, kind, (Handle) FrameItemUPP, &r2);
frame_corner = 16;
}
/* Instead of calling GetNewDialog everytime, just call
SelectWindow/ShowWindow for the old dialog to remember its location.
*/
/*
* Unfortunately, this does not work, as it doesn't handle old text
* in edit text boxes, and not ParamText parameters either.
*
*/
static DialogPtr
mv_get_new_dialog(short dialogID) {
DialogPtr dialog;
int d_idx = old_dialog_count;
Rect oldRect;
Boolean hadOld = 0;
old_dialog[0].id = dialogID;
while (old_dialog[d_idx].id != dialogID)
--d_idx;
/*
* This routine modified so that the old dialog is
* disposed, and the new one read in after we remember
* the old dialog's position.
*
* This takes care of strange default strings and ParamTexts
*
*/
if (d_idx) {
dialog = old_dialog [d_idx] . dialog;
oldRect = dialog->portBits . bounds;
DisposeDialog (dialog);
old_dialog [d_idx] . dialog = (DialogPtr) 0;
hadOld = 1;
} else {
d_idx = ++ old_dialog_count;
}
dialog = GetNewDialog(dialogID, nil, (WindowPtr)-1);
if (dialog) {
if (hadOld) {
MoveWindow (dialog, - oldRect . left, - oldRect . top, FALSE);
}
old_dialog[d_idx].id = dialogID;
old_dialog[d_idx].init_visible
= ((WindowPeek)dialog)->visible;
old_dialog[d_idx].dialog = dialog;
}
return dialog;
}
/* Instead of actually closing the dialog, just hide it so its location
is remembered. */
static void mv_close_dialog(DialogPtr dialog) {
HideWindow(dialog);
}
/* This routine is stolen/borrowed from HandleClick (macwin.c). See the
comments in mv_modal_dialog for more information. */
static void
mv_handle_click (EventRecord *theEvent) {
int code;
WindowPtr theWindow;
Rect r = (*GetGrayRgn ())->rgnBBox;
InsetRect (&r, 4, 4);
InitCursor ();
code = FindWindow (theEvent->where, &theWindow);
switch (code) {
case inContent :
if (theWindow != FrontWindow ()) {
nhbell ();
}
break;
case inDrag :
SetCursor(&qd.arrow);
DragWindow (theWindow, theEvent->where, &r);
SaveWindowPos (theWindow);
break;
default :
HandleEvent (theEvent);
}
}
static void
mv_modal_dialog(ModalFilterProcPtr filterProc, short *itemHit) {
GrafPtr org_port;
GetPort(&org_port);
for (;;) {
DialogPtr dialog = FrontWindow();
EventRecord evt;
WaitNextEvent(everyEvent, &evt, GetCaretTime(), (RgnHandle) nil);
if (evt.what == keyDown)
if (evt.modifiers &cmdKey) {
if ((evt.message & charCodeMask) == '.') {
/* 0x351b is the key code and character code of the esc key. */
evt.message = 0x351b;
evt.modifiers &= ~cmdKey;
}
} else
trans_num_keys(&evt);
if (filterProc) {
if ((*filterProc)(dialog, &evt, itemHit))
break;
} else if (evt.what == keyDown) {
char ch = evt.message & charCodeMask;
if (ch == CHAR_CR || ch == CHAR_ENTER) {
*itemHit = ok;
FlashButton(dialog, ok);
break;
}
}
if (IsDialogEvent(&evt)) {
DialogPtr dont_care;
if (DialogSelect(&evt, &dont_care, itemHit))
break;
/* The following part is problemmatic: (1) Calling HandleEvent
here may cause some re-entrance problem (seems ok, but I am
not sure). (2) It is ugly to treat mouseDown events as a
special case. If we can just say "else HandleEvent(&evt);"
here it will be better. */
} else if (evt.what == mouseDown)
mv_handle_click(&evt);
else
HandleEvent(&evt);
SetPort(org_port);
}
}
/*********************************************************************************
* mactopl routines using dialogs
*********************************************************************************/
#define YN_DLOG 133
#define YNQ_DLOG 134
#define YNAQ_DLOG 135
#define YNNAQ_DLOG 136
static int yn_user_item [] = {5, 6, 7, 8};
static short gEnterItem, gEscItem;
static const char *gRespStr = (const char *)0;
static char gDef = 0;
static short dlogID;
static void
SetEnterItem (DialogPtr dp, const short newEnterItem) {
short kind;
Handle item;
Rect r, r2;
if (gEnterItem != newEnterItem) {
GetDItem (dp, gEnterItem, &kind, &item, &r2);
InsetRect (&r2, - 4, - 4);
EraseRect (&r2);
InvalRect (&r2);
gEnterItem = newEnterItem;
GetDItem (dp, newEnterItem, &kind, &item, &r2);
frame_corner = kind == ctrlItem + btnCtrl ? 16 : 0;
InsetRect (&r2, - 4, - 4);
InvalRect (&r2);
r = r2;
GetDItem (dp, yn_user_item [dlogID - YN_DLOG], &kind, &item, &r2);
SetDItem (dp, yn_user_item [dlogID - YN_DLOG], kind, item, &r);
}
}
static void
do_tabbing (DialogPtr dp) {
SetEnterItem(dp, gEnterItem == 1 ? strlen(gRespStr) : gEnterItem - 1);
}
static void
set_yn_number(DialogPtr dp) {
if (gRespStr && gRespStr[gEnterItem-1] == '#') {
short k;
Handle h;
Rect r;
Str255 s;
GetDItem(dp, gEnterItem, &k, &h, &r);
GetIText(h, s);
if (s[0])
StringToNum(s, &yn_number);
}
}
static pascal Boolean
YNAQFilter (DialogPtr dp, EventRecord *ev, short *itemHit) {
unsigned char code;
char ch;
char *re = (char *) gRespStr;
if (ev->what != keyDown) {
return 0;
}
code = (ev->message & 0xff00) >> 8;
ch = ev->message & 0xff;
switch (code) {
case 0x24 :
case 0x4c :
set_yn_number (dp);
*itemHit = gEnterItem;
FlashButton (dp, *itemHit);
return 1;
case 0x35 :
case 0x47 :
*itemHit = gEscItem;
FlashButton (dp, *itemHit);
return 1;
case 0x30 :
do_tabbing (dp);
return 0;
}
switch (ch) {
case '\r' :
case '\n' :
case ' ' :
case 3 :
set_yn_number (dp);
*itemHit = gEnterItem;
FlashButton (dp, *itemHit);
return 1;
case 9 :
do_tabbing (dp);
return 0;
case 27 :
*itemHit = gEscItem;
FlashButton (dp, *itemHit);
return 1;
case CHAR_BS :
case 28 : case 29 : case 30 : case 31 : /* the four arrow keys */
case '0' : case '1' : case '2' : case '3' : case '4' :
case '5' : case '6' : case '7' : case '8' : case '9' : {
char *loc = strchr (gRespStr, '#');
if (loc) {
SetEnterItem(dp, loc - gRespStr + 1);
return 0; /* Dialog Manager will then put this key into the text field. */
}
}
}
while (*re) {
if (*re == ch) {
*itemHit = (re - gRespStr) + 1;
FlashButton (dp, *itemHit);
return 1;
}
re ++;
}
nhbell ();
ev->what = nullEvent;
return 0;
}
static char
do_question_dialog (char *query, int dlog, int defbut, char *resp) {
Str255 p;
DialogPtr dp;
short item;
char c = queued_resp ((char *) resp);
if (c)
return c;
dlogID = dlog;
C2P (query, p);
ParamText ((char *)p, (uchar *) 0, (uchar *) 0, (uchar *) 0);
dp = mv_get_new_dialog (dlog);
if (! dp) {
return 0;
}
SetPort (dp);
ShowWindow (dp);
gEscItem = strlen (resp);
gEnterItem = defbut;
gRespStr = resp;
SetFrameItem (dp, yn_user_item [dlogID - YN_DLOG], gEnterItem);
InitCursor ();
mv_modal_dialog (YNAQFilter, &item);
mv_close_dialog (dp);
return resp [item - 1];
}
static pascal Boolean
OneCharDLOGFilter (DialogPtr dp, EventRecord *ev, short *item) {
char ch;
short k;
Handle h;
Rect r;
unsigned char com [2];
if (ev->what != keyDown) {
return 0;
}
ch = ev->message & 0xff;
com [0] = 1;
com [1] = ch;
if (ch == 27) {
GetDItem (dp, 4, &k, &h, &r);
SetIText (h, com);
*item = 2;
FlashButton (dp, 2);
return 1;
}
if (! gRespStr || strchr (gRespStr, ch)) {
GetDItem (dp, 4, &k, &h, &r);
SetIText (h, com);
*item = 1;
FlashButton (dp, 1);
return 1;
}
if (ch == 10 || ch == 13 || ch == 3 || ch == 32) {
com [1] = gDef;
GetDItem (dp, 4, &k, &h, &r);
SetIText (h, com);
*item = 1;
FlashButton (dp, 1);
return 1;
}
if (ch > 32 && ch < 127) {
GetDItem (dp, 4, &k, &h, &r);
SetIText (h, com);
*item = 1;
FlashButton (dp, 1);
return 1;
}
nhbell ();
ev->what = nullEvent;
return 1;
}
static char
generic_yn_function (query, resp, def)
const char *query, *resp;
char def;
{
DialogPtr dp;
short k, item;
Handle h;
Rect r;
unsigned char com [32] = {1, 27}; // margin for getitext
Str255 pQuery;
char c = queued_resp ((char *) resp);
if (c)
return c;
dp = mv_get_new_dialog (137);
if (! dp) {
return 0;
}
SetPort (dp);
ShowWindow (dp);
InitCursor ();
SetFrameItem (dp, 6, 1);
if (def) {
com [1] = def;
}
strcpy ((char *) &pQuery[1], query);
if (resp && *resp) {
strcat ((char *) &pQuery[1], " (");
strcat ((char *) &pQuery[1], resp);
strcat ((char *) &pQuery[1], ")");
}
pQuery[0] = strlen (&pQuery[1]);
ParamText ((char *) pQuery, (uchar *) 0, (uchar *) 0, (uchar *) 0);
GetDItem (dp, 4, &k, &h, &r);
SetIText (h, com);
SelIText (dp, 4, 0, 0x7fff);
InitCursor ();
SetFrameItem (dp, 6, 1);
gRespStr = resp;
gDef = def;
do {
mv_modal_dialog (OneCharDLOGFilter, &item);
} while (item != 1 && item != 2);
GetIText (h, com);
mv_close_dialog (dp);
if (item == 2 || ! com [0]) {
return 27; // escape
}
return com [1];
}
static char
ynaq_dialog (query, resp, def)
const char *query, *resp;
char def;
{
int dia = 0;
if (resp) {
if (! strcmp (resp, ynchars)) {
dia = YN_DLOG;
}
if (! strcmp (resp, ynqchars)) {
dia = YNQ_DLOG;
}
if (! strcmp (resp, ynaqchars)) {
dia = YNAQ_DLOG;
}
if (! strcmp (resp, ynNaqchars)) {
dia = YNNAQ_DLOG;
}
}
if (! dia) {
return generic_yn_function (query, resp, def);
}
return do_question_dialog ((char *) query, dia ,
(strchr (resp, def) - resp) + 1, (char *) resp);
}
char
popup_yn_function(const char *query, const char *resp, char def) {
char ch;
if (ch = ynaq_dialog (query, resp, def))
return ch;
return topl_yn_function(query, resp, def);
}
/*********************************************************************************
* mgetline routines using dialogs
*********************************************************************************/
static pascal Boolean
getlinFilter (DialogPtr dp, EventRecord *ev, short *itemHit) {
if (ev->what == keyDown) {
int key = ev->message & keyCodeMask,
ch = ev->message & charCodeMask;
if (ch == 0x1b || key == 0x3500 || key == 0x4700) {
*itemHit = 2;
FlashButton(dp, 2);
return true;
} else if (ch == CHAR_CR || ch == CHAR_ENTER) {
*itemHit = 1;
FlashButton(dp, 1);
return true;
}
}
return false;
}
static Boolean
ExtendedCommandDialogFilter (DialogPtr dp, EventRecord *ev, short *item) {
int ix;
Handle h;
Rect r;
short k;
Str255 s;
unsigned char com [2];
if (ev->what != keyDown) {
return 0;
}
com [0] = 1;
com [1] = ev->message & 0xff;
if (com [1] == 10 || com [1] == 13 || com [1] == 32 ||
com [1] == 3) { // various "OK"
*item = 1;
FlashButton (dp, 1);
return 1;
}
if (com [1] == 27 || (ev->message & 0xff00 == 0x3500)) { // escape
*item = 2;
FlashButton (dp, 2);
return 1;
}
for (ix = 3; ix; ix ++) {
h = (Handle) 0;
k = 0;
GetDItem (dp, ix, &k, &h, &r);
if (! k || ! h) {
return 0;
}
if (k == 6) { // Radio Button Item
GetCTitle ((ControlHandle) h, s);
s [0] = 1;
if (! IUEqualString (com, s)) {
*item = ix;
return 1;
}
}
}
/*NOTREACHED*/
return 0;
}
void
popup_getlin (const char *query, char *bufp) {
ControlHandle ctrl;
DialogPtr promptDialog;
short itemHit, type;
Rect box;
Str255 pasStr;
if (get_line_from_key_queue (bufp))
return;
/*
** Make a copy of the prompt string and convert the copy to a Pascal string.
*/
C2P(query, pasStr);
/*
** Set the query line as parameter text.
*/
ParamText(pasStr, "\p", "\p", "\p");
promptDialog = mv_get_new_dialog(130);
ShowWindow(promptDialog);
InitCursor ();
SetFrameItem (promptDialog, 6, 1);
do {
mv_modal_dialog(&getlinFilter, &itemHit);
} while ((itemHit != 1) && (itemHit != 2));
if (itemHit != 2) {
/*
** Get the text from the text edit item.
*/
GetDItem(promptDialog, 4, &type, (Handle *) &ctrl, &box);
GetIText((Handle) ctrl, pasStr);
/*
** Convert it to a 'C' string and copy it into the return value.
*/
P2C (pasStr, bufp);
} else {
/*
** Return a null-terminated string consisting of a single <ESC>.
*/
bufp[0] = '\033';
bufp[1] = '\0';
}
mv_close_dialog(promptDialog);
}
#endif /* ENABLE_MAC_POPUP */