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putty/macosx/osxwin.m

1228 строки
30 KiB
Objective-C
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/*
* osxwin.m: code to manage a session window in Mac OS X PuTTY.
*/
#import <Cocoa/Cocoa.h>
#include "putty.h"
#include "terminal.h"
#include "osxclass.h"
/* Colours come in two flavours: configurable, and xterm-extended. */
#define NCFGCOLOURS (lenof(((Config *)0)->colours))
#define NEXTCOLOURS 240 /* 216 colour-cube plus 24 shades of grey */
#define NALLCOLOURS (NCFGCOLOURS + NEXTCOLOURS)
/*
* The key component of the per-session data is the SessionWindow
* class. A pointer to this is used as the frontend handle, to be
* passed to all the platform-independent subsystems that require
* one.
*/
@interface TerminalView : NSImageView
{
NSFont *font;
NSImage *image;
Terminal *term;
Config cfg;
NSColor *colours[NALLCOLOURS];
float fw, fasc, fdesc, fh;
}
- (void)drawStartFinish:(BOOL)start;
- (void)setColour:(int)n r:(float)r g:(float)g b:(float)b;
- (void)doText:(wchar_t *)text len:(int)len x:(int)x y:(int)y
attr:(unsigned long)attr lattr:(int)lattr;
@end
@implementation TerminalView
- (BOOL)isFlipped
{
return YES;
}
- (id)initWithTerminal:(Terminal *)aTerm config:(Config)aCfg
{
float w, h;
self = [self initWithFrame:NSMakeRect(0,0,100,100)];
term = aTerm;
cfg = aCfg;
/*
* Initialise the fonts we're going to use.
*
* FIXME: for the moment I'm sticking with exactly one default font.
*/
font = [NSFont userFixedPitchFontOfSize:0];
/*
* Now determine the size of the primary font.
*
* FIXME: If we have multiple fonts, we may need to set fasc
* and fdesc to the _maximum_ asc and desc out of all the
* fonts, _before_ adding them together to get fh.
*/
fw = [font widthOfString:@"A"];
fasc = [font ascender];
fdesc = -[font descender];
fh = fasc + fdesc;
fh = (int)fh + (fh > (int)fh); /* round up, ickily */
/*
* Use this to figure out the size of the terminal view.
*/
w = fw * term->cols;
h = fh * term->rows;
/*
* And set our size and subimage.
*/
image = [[NSImage alloc] initWithSize:NSMakeSize(w,h)];
[image setFlipped:YES];
[self setImage:image];
[self setFrame:NSMakeRect(0,0,w,h)];
term_invalidate(term);
return self;
}
- (void)drawStartFinish:(BOOL)start
{
if (start)
[image lockFocus];
else
[image unlockFocus];
}
- (void)doText:(wchar_t *)text len:(int)len x:(int)x y:(int)y
attr:(unsigned long)attr lattr:(int)lattr
{
int nfg, nbg, rlen, widefactor;
float ox, oy, tw, th;
NSDictionary *attrdict;
/* FIXME: TATTR_COMBINING */
nfg = ((attr & ATTR_FGMASK) >> ATTR_FGSHIFT);
nbg = ((attr & ATTR_BGMASK) >> ATTR_BGSHIFT);
if (attr & ATTR_REVERSE) {
int t = nfg;
nfg = nbg;
nbg = t;
}
if ((cfg.bold_style & 2) && (attr & ATTR_BOLD)) {
if (nfg < 16) nfg |= 8;
else if (nfg >= 256) nfg |= 1;
}
if ((cfg.bold_style & 2) && (attr & ATTR_BLINK)) {
if (nbg < 16) nbg |= 8;
else if (nbg >= 256) nbg |= 1;
}
if (attr & TATTR_ACTCURS) {
nfg = 260;
nbg = 261;
}
if (attr & ATTR_WIDE) {
widefactor = 2;
/* FIXME: what do we actually have to do about wide characters? */
} else {
widefactor = 1;
}
/* FIXME: ATTR_BOLD if cfg.bold_style & 1 */
if ((lattr & LATTR_MODE) != LATTR_NORM) {
x *= 2;
if (x >= term->cols)
return;
if (x + len*2*widefactor > term->cols)
len = (term->cols-x)/2/widefactor;/* trim to LH half */
rlen = len * 2;
} else
rlen = len;
/* FIXME: how do we actually implement double-{width,height} lattrs? */
ox = x * fw;
oy = y * fh;
tw = rlen * widefactor * fw;
th = fh;
/*
* Set the clipping rectangle.
*/
[[NSGraphicsContext currentContext] saveGraphicsState];
[NSBezierPath clipRect:NSMakeRect(ox, oy, tw, th)];
attrdict = [NSDictionary dictionaryWithObjectsAndKeys:
colours[nfg], NSForegroundColorAttributeName,
colours[nbg], NSBackgroundColorAttributeName,
font, NSFontAttributeName, nil];
/*
* Create an NSString and draw it.
*
* Annoyingly, although our input is wchar_t which is four
* bytes wide on OS X and terminal.c supports 32-bit Unicode,
* we must convert into the two-byte type `unichar' to store in
* NSString, so we lose display capability for extra-BMP stuff
* at this point.
*/
{
NSString *string;
unichar *utext;
int i;
utext = snewn(len, unichar);
for (i = 0; i < len; i++)
utext[i] = (text[i] >= 0x10000 ? 0xFFFD : text[i]);
string = [NSString stringWithCharacters:utext length:len];
[string drawAtPoint:NSMakePoint(ox, oy) withAttributes:attrdict];
sfree(utext);
}
/*
* Restore the graphics state from before the clipRect: call.
*/
[[NSGraphicsContext currentContext] restoreGraphicsState];
/*
* And flag this area as needing display.
*/
[self setNeedsDisplayInRect:NSMakeRect(ox, oy, tw, th)];
}
- (void)setColour:(int)n r:(float)r g:(float)g b:(float)b
{
assert(n >= 0 && n < lenof(colours));
colours[n] = [[NSColor colorWithDeviceRed:r green:g blue:b alpha:1.0]
retain];
}
@end
@implementation SessionWindow
- (id)initWithConfig:(Config)aCfg
{
NSRect rect = { {0,0}, {0,0} };
alert_ctx = NULL;
cfg = aCfg; /* structure copy */
init_ucs(&ucsdata, cfg.line_codepage, cfg.utf8_override,
CS_UTF8, cfg.vtmode);
term = term_init(&cfg, &ucsdata, self);
logctx = log_init(self, &cfg);
term_provide_logctx(term, logctx);
term_size(term, cfg.height, cfg.width, cfg.savelines);
termview = [[[TerminalView alloc] initWithTerminal:term config:cfg]
autorelease];
/*
* Now work out the size of the window.
*/
rect = [termview frame];
rect.origin = NSMakePoint(0,0);
rect.size.width += 2 * cfg.window_border;
rect.size.height += 2 * cfg.window_border;
/*
* Set up a backend.
*/
back = backend_from_proto(cfg.protocol);
if (!back)
back = &pty_backend;
{
const char *error;
char *realhost = NULL;
error = back->init(self, &backhandle, &cfg, cfg.host, cfg.port,
&realhost, cfg.tcp_nodelay, cfg.tcp_keepalives);
if (error) {
fatalbox("%s\n", error); /* FIXME: connection_fatal at worst */
}
if (realhost)
sfree(realhost); /* FIXME: do something with this */
}
back->provide_logctx(backhandle, logctx);
/*
* Create a line discipline. (This must be done after creating
* the terminal _and_ the backend, since it needs to be passed
* pointers to both.)
*/
ldisc = ldisc_create(&cfg, term, back, backhandle, self);
/*
* FIXME: Set up a scrollbar.
*/
self = [super initWithContentRect:rect
styleMask:(NSTitledWindowMask | NSMiniaturizableWindowMask |
NSClosableWindowMask)
backing:NSBackingStoreBuffered
defer:YES];
[self setTitle:@"PuTTY"];
[self setIgnoresMouseEvents:NO];
/*
* Put the terminal view in the window.
*/
rect = [termview frame];
rect.origin = NSMakePoint(cfg.window_border, cfg.window_border);
[termview setFrame:rect];
[[self contentView] addSubview:termview];
/*
* Set up the colour palette.
*/
palette_reset(self);
/*
* FIXME: Only the _first_ document window should be centred.
* The subsequent ones should appear down and to the right of
* it, probably using the cascade function provided by Cocoa.
* Also we're apparently required by the HIG to remember and
* reuse previous positions of windows, although I'm not sure
* how that works if the user opens more than one of the same
* session type.
*/
[self center]; /* :-) */
exited = FALSE;
return self;
}
- (void)dealloc
{
/*
* FIXME: Here we must deallocate all sorts of stuff: the
* terminal, the backend, the ldisc, the logctx, you name it.
* Do so.
*/
sfree(alert_ctx);
if (back)
back->free(backhandle);
if (ldisc)
ldisc_free(ldisc);
/* ldisc must be freed before term, since ldisc_free expects term
* still to be around. */
if (logctx)
log_free(logctx);
if (term)
term_free(term);
[super dealloc];
}
- (void)drawStartFinish:(BOOL)start
{
[termview drawStartFinish:start];
}
- (void)setColour:(int)n r:(float)r g:(float)g b:(float)b
{
[termview setColour:n r:r g:g b:b];
}
- (void)doText:(wchar_t *)text len:(int)len x:(int)x y:(int)y
attr:(unsigned long)attr lattr:(int)lattr
{
/* Pass this straight on to the TerminalView. */
[termview doText:text len:len x:x y:y attr:attr lattr:lattr];
}
- (Config *)cfg
{
return &cfg;
}
- (void)keyDown:(NSEvent *)ev
{
NSString *s = [ev characters];
int i;
int n = [s length], c = [s characterAtIndex:0], m = [ev modifierFlags];
int cm = [[ev charactersIgnoringModifiers] characterAtIndex:0];
wchar_t output[32];
char coutput[32];
int use_coutput = FALSE, special = FALSE, start, end;
//printf("n=%d c=U+%04x cm=U+%04x m=%08x\n", n, c, cm, m);
/*
* FIXME: Alt+numberpad codes.
*/
/*
* Shift and Ctrl with PageUp/PageDown for scrollback.
*/
if (n == 1 && c == NSPageUpFunctionKey && (m & NSShiftKeyMask)) {
term_scroll(term, 0, -term->rows/2);
return;
}
if (n == 1 && c == NSPageUpFunctionKey && (m & NSControlKeyMask)) {
term_scroll(term, 0, -1);
return;
}
if (n == 1 && c == NSPageDownFunctionKey && (m & NSShiftKeyMask)) {
term_scroll(term, 0, +term->rows/2);
return;
}
if (n == 1 && c == NSPageDownFunctionKey && (m & NSControlKeyMask)) {
term_scroll(term, 0, +1);
return;
}
/*
* FIXME: Shift-Ins for paste? Or is that not Maccy enough?
*/
/*
* FIXME: Alt (Option? Command?) prefix in general.
*
* (Note that Alt-Shift-thing will work just by looking at
* charactersIgnoringModifiers; but Alt-Ctrl-thing will need
* processing properly, and Alt-as-in-Option won't happen at
* all. Hmmm.)
*
* (Note also that we need to be able to override menu key
* equivalents before this is particularly useful.)
*/
start = 1;
end = start;
/*
* Ctrl-` is the same as Ctrl-\, unless we already have a
* better idea.
*/
if ((m & NSControlKeyMask) && n == 1 && cm == '`' && c == '`') {
output[1] = '\x1c';
end = 2;
}
/* We handle Return ourselves, because it needs to be flagged as
* special to ldisc. */
if (n == 1 && c == '\015') {
coutput[1] = '\015';
use_coutput = TRUE;
end = 2;
special = TRUE;
}
/* Control-Shift-Space is 160 (ISO8859 nonbreaking space) */
if (n == 1 && (m & NSControlKeyMask) && (m & NSShiftKeyMask) &&
cm == ' ') {
output[1] = '\240';
end = 2;
}
/* Control-2, Control-Space and Control-@ are all NUL. */
if ((m & NSControlKeyMask) && n == 1 &&
(cm == '2' || cm == '@' || cm == ' ') && c == cm) {
output[1] = '\0';
end = 2;
}
/* We don't let MacOS tell us what Backspace is! We know better. */
if (cm == 0x7F && !(m & NSShiftKeyMask)) {
coutput[1] = cfg.bksp_is_delete ? '\x7F' : '\x08';
end = 2;
use_coutput = special = TRUE;
}
/* For Shift Backspace, do opposite of what is configured. */
if (cm == 0x7F && (m & NSShiftKeyMask)) {
coutput[1] = cfg.bksp_is_delete ? '\x08' : '\x7F';
end = 2;
use_coutput = special = TRUE;
}
/* Shift-Tab is ESC [ Z. Oddly, this combination generates ^Y by
* default on MacOS! */
if (cm == 0x19 && (m & NSShiftKeyMask) && !(m & NSControlKeyMask)) {
end = 1;
output[end++] = '\033';
output[end++] = '[';
output[end++] = 'Z';
}
/*
* NetHack keypad mode.
*/
if (cfg.nethack_keypad && (m & NSNumericPadKeyMask)) {
wchar_t *keys = NULL;
switch (cm) {
case '1': keys = L"bB"; break;
case '2': keys = L"jJ"; break;
case '3': keys = L"nN"; break;
case '4': keys = L"hH"; break;
case '5': keys = L".."; break;
case '6': keys = L"lL"; break;
case '7': keys = L"yY"; break;
case '8': keys = L"kK"; break;
case '9': keys = L"uU"; break;
}
if (keys) {
end = 2;
if (m & NSShiftKeyMask)
output[1] = keys[1];
else
output[1] = keys[0];
goto done;
}
}
/*
* Application keypad mode.
*/
if (term->app_keypad_keys && !cfg.no_applic_k &&
(m & NSNumericPadKeyMask)) {
int xkey = 0;
switch (cm) {
case NSClearLineFunctionKey: xkey = 'P'; break;
case '=': xkey = 'Q'; break;
case '/': xkey = 'R'; break;
case '*': xkey = 'S'; break;
/*
* FIXME: keypad - and + need to be mapped to ESC O l
* and ESC O k, or ESC O l and ESC O m, depending on
* xterm function key mode, and I can't remember which
* goes where.
*/
case '\003': xkey = 'M'; break;
case '0': xkey = 'p'; break;
case '1': xkey = 'q'; break;
case '2': xkey = 'r'; break;
case '3': xkey = 's'; break;
case '4': xkey = 't'; break;
case '5': xkey = 'u'; break;
case '6': xkey = 'v'; break;
case '7': xkey = 'w'; break;
case '8': xkey = 'x'; break;
case '9': xkey = 'y'; break;
case '.': xkey = 'n'; break;
}
if (xkey) {
if (term->vt52_mode) {
if (xkey >= 'P' && xkey <= 'S') {
output[end++] = '\033';
output[end++] = xkey;
} else {
output[end++] = '\033';
output[end++] = '?';
output[end++] = xkey;
}
} else {
output[end++] = '\033';
output[end++] = 'O';
output[end++] = xkey;
}
goto done;
}
}
/*
* Next, all the keys that do tilde codes. (ESC '[' nn '~',
* for integer decimal nn.)
*
* We also deal with the weird ones here. Linux VCs replace F1
* to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
* does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
* respectively.
*/
{
int code = 0;
switch (cm) {
case NSF1FunctionKey:
code = (m & NSShiftKeyMask ? 23 : 11);
break;
case NSF2FunctionKey:
code = (m & NSShiftKeyMask ? 24 : 12);
break;
case NSF3FunctionKey:
code = (m & NSShiftKeyMask ? 25 : 13);
break;
case NSF4FunctionKey:
code = (m & NSShiftKeyMask ? 26 : 14);
break;
case NSF5FunctionKey:
code = (m & NSShiftKeyMask ? 28 : 15);
break;
case NSF6FunctionKey:
code = (m & NSShiftKeyMask ? 29 : 17);
break;
case NSF7FunctionKey:
code = (m & NSShiftKeyMask ? 31 : 18);
break;
case NSF8FunctionKey:
code = (m & NSShiftKeyMask ? 32 : 19);
break;
case NSF9FunctionKey:
code = (m & NSShiftKeyMask ? 33 : 20);
break;
case NSF10FunctionKey:
code = (m & NSShiftKeyMask ? 34 : 21);
break;
case NSF11FunctionKey:
code = 23;
break;
case NSF12FunctionKey:
code = 24;
break;
case NSF13FunctionKey:
code = 25;
break;
case NSF14FunctionKey:
code = 26;
break;
case NSF15FunctionKey:
code = 28;
break;
case NSF16FunctionKey:
code = 29;
break;
case NSF17FunctionKey:
code = 31;
break;
case NSF18FunctionKey:
code = 32;
break;
case NSF19FunctionKey:
code = 33;
break;
case NSF20FunctionKey:
code = 34;
break;
}
if (!(m & NSControlKeyMask)) switch (cm) {
case NSHomeFunctionKey:
code = 1;
break;
#ifdef FIXME
case GDK_Insert: case GDK_KP_Insert:
code = 2;
break;
#endif
case NSDeleteFunctionKey:
code = 3;
break;
case NSEndFunctionKey:
code = 4;
break;
case NSPageUpFunctionKey:
code = 5;
break;
case NSPageDownFunctionKey:
code = 6;
break;
}
/* Reorder edit keys to physical order */
if (cfg.funky_type == FUNKY_VT400 && code <= 6)
code = "\0\2\1\4\5\3\6"[code];
if (term->vt52_mode && code > 0 && code <= 6) {
output[end++] = '\033';
output[end++] = " HLMEIG"[code];
goto done;
}
if (cfg.funky_type == FUNKY_SCO && /* SCO function keys */
code >= 11 && code <= 34) {
char codes[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{";
int index = 0;
switch (cm) {
case NSF1FunctionKey: index = 0; break;
case NSF2FunctionKey: index = 1; break;
case NSF3FunctionKey: index = 2; break;
case NSF4FunctionKey: index = 3; break;
case NSF5FunctionKey: index = 4; break;
case NSF6FunctionKey: index = 5; break;
case NSF7FunctionKey: index = 6; break;
case NSF8FunctionKey: index = 7; break;
case NSF9FunctionKey: index = 8; break;
case NSF10FunctionKey: index = 9; break;
case NSF11FunctionKey: index = 10; break;
case NSF12FunctionKey: index = 11; break;
}
if (m & NSShiftKeyMask) index += 12;
if (m & NSControlKeyMask) index += 24;
output[end++] = '\033';
output[end++] = '[';
output[end++] = codes[index];
goto done;
}
if (cfg.funky_type == FUNKY_SCO && /* SCO small keypad */
code >= 1 && code <= 6) {
char codes[] = "HL.FIG";
if (code == 3) {
output[1] = '\x7F';
end = 2;
} else {
output[end++] = '\033';
output[end++] = '[';
output[end++] = codes[code-1];
}
goto done;
}
if ((term->vt52_mode || cfg.funky_type == FUNKY_VT100P) &&
code >= 11 && code <= 24) {
int offt = 0;
if (code > 15)
offt++;
if (code > 21)
offt++;
if (term->vt52_mode) {
output[end++] = '\033';
output[end++] = code + 'P' - 11 - offt;
} else {
output[end++] = '\033';
output[end++] = 'O';
output[end++] = code + 'P' - 11 - offt;
}
goto done;
}
if (cfg.funky_type == FUNKY_LINUX && code >= 11 && code <= 15) {
output[end++] = '\033';
output[end++] = '[';
output[end++] = '[';
output[end++] = code + 'A' - 11;
goto done;
}
if (cfg.funky_type == FUNKY_XTERM && code >= 11 && code <= 14) {
if (term->vt52_mode) {
output[end++] = '\033';
output[end++] = code + 'P' - 11;
} else {
output[end++] = '\033';
output[end++] = 'O';
output[end++] = code + 'P' - 11;
}
goto done;
}
if (cfg.rxvt_homeend && (code == 1 || code == 4)) {
if (code == 1) {
output[end++] = '\033';
output[end++] = '[';
output[end++] = 'H';
} else {
output[end++] = '\033';
output[end++] = 'O';
output[end++] = 'w';
}
goto done;
}
if (code) {
char buf[20];
sprintf(buf, "\x1B[%d~", code);
for (i = 0; buf[i]; i++)
output[end++] = buf[i];
goto done;
}
}
/*
* Cursor keys. (This includes the numberpad cursor keys,
* if we haven't already done them due to app keypad mode.)
*/
{
int xkey = 0;
switch (cm) {
case NSUpArrowFunctionKey: xkey = 'A'; break;
case NSDownArrowFunctionKey: xkey = 'B'; break;
case NSRightArrowFunctionKey: xkey = 'C'; break;
case NSLeftArrowFunctionKey: xkey = 'D'; break;
}
if (xkey) {
end += format_arrow_key(output+end, term, xkey,
m & NSControlKeyMask);
goto done;
}
}
done:
/*
* Failing everything else, send the exact Unicode we got from
* OS X.
*/
if (end == start) {
if (n > lenof(output)-start)
n = lenof(output)-start; /* _shouldn't_ happen! */
for (i = 0; i < n; i++) {
output[i+start] = [s characterAtIndex:i];
}
end = n+start;
}
if (use_coutput) {
assert(special);
assert(end < lenof(coutput));
coutput[end] = '\0';
ldisc_send(ldisc, coutput+start, -2, TRUE);
} else {
luni_send(ldisc, output+start, end-start, TRUE);
}
}
- (int)fromBackend:(const char *)data len:(int)len isStderr:(int)is_stderr
{
return term_data(term, is_stderr, data, len);
}
- (int)fromBackendUntrusted:(const char *)data len:(int)len
{
return term_data_untrusted(term, data, len);
}
- (void)startAlert:(NSAlert *)alert
withCallback:(void (*)(void *, int))callback andCtx:(void *)ctx
{
if (alert_ctx || alert_qhead) {
/*
* Queue this alert to be shown later.
*/
struct alert_queue *qitem = snew(struct alert_queue);
qitem->next = NULL;
qitem->alert = alert;
qitem->callback = callback;
qitem->ctx = ctx;
if (alert_qtail)
alert_qtail->next = qitem;
else
alert_qhead = qitem;
alert_qtail = qitem;
} else {
alert_callback = callback;
alert_ctx = ctx; /* NB this is assumed to need freeing! */
[alert beginSheetModalForWindow:self modalDelegate:self
didEndSelector:@selector(alertSheetDidEnd:returnCode:contextInfo:)
contextInfo:NULL];
}
}
- (void)alertSheetDidEnd:(NSAlert *)alert returnCode:(int)returnCode
contextInfo:(void *)contextInfo
{
[self performSelectorOnMainThread:
@selector(alertSheetDidFinishEnding:)
withObject:[NSNumber numberWithInt:returnCode]
waitUntilDone:NO];
}
- (void)alertSheetDidFinishEnding:(id)object
{
int returnCode = [object intValue];
alert_callback(alert_ctx, returnCode); /* transfers ownership of ctx */
/*
* If there's an alert in our queue (either already or because
* the callback just queued it), start it.
*/
if (alert_qhead) {
struct alert_queue *qnext;
alert_callback = alert_qhead->callback;
alert_ctx = alert_qhead->ctx;
[alert_qhead->alert beginSheetModalForWindow:self modalDelegate:self
didEndSelector:@selector(alertSheetDidEnd:returnCode:contextInfo:)
contextInfo:NULL];
qnext = alert_qhead->next;
sfree(alert_qhead);
alert_qhead = qnext;
if (!qnext)
alert_qtail = NULL;
} else {
alert_ctx = NULL;
}
}
- (void)notifyRemoteExit
{
int exitcode;
if (!exited && (exitcode = back->exitcode(backhandle)) >= 0)
[self endSession:(exitcode == 0)];
}
- (void)endSession:(int)clean
{
exited = TRUE;
if (ldisc) {
ldisc_free(ldisc);
ldisc = NULL;
}
if (back) {
back->free(backhandle);
backhandle = NULL;
back = NULL;
//FIXME: update specials menu;
}
if (cfg.close_on_exit == FORCE_ON ||
(cfg.close_on_exit == AUTO && clean))
[self close];
// FIXME: else show restart menu item
}
- (Terminal *)term
{
return term;
}
@end
int from_backend(void *frontend, int is_stderr, const char *data, int len)
{
SessionWindow *win = (SessionWindow *)frontend;
return [win fromBackend:data len:len isStderr:is_stderr];
}
int from_backend_untrusted(void *frontend, const char *data, int len)
{
SessionWindow *win = (SessionWindow *)frontend;
return [win fromBackendUntrusted:data len:len];
}
int get_userpass_input(prompts_t *p, unsigned char *in, int inlen)
{
SessionWindow *win = (SessionWindow *)p->frontend;
Terminal *term = [win term];
return term_get_userpass_input(term, p, in, inlen);
}
void frontend_keypress(void *handle)
{
/* FIXME */
}
void notify_remote_exit(void *frontend)
{
SessionWindow *win = (SessionWindow *)frontend;
[win notifyRemoteExit];
}
void ldisc_update(void *frontend, int echo, int edit)
{
//SessionWindow *win = (SessionWindow *)frontend;
/*
* In a GUI front end, this need do nothing.
*/
}
char *get_ttymode(void *frontend, const char *mode)
{
SessionWindow *win = (SessionWindow *)frontend;
Terminal *term = [win term];
return term_get_ttymode(term, mode);
}
void update_specials_menu(void *frontend)
{
//SessionWindow *win = (SessionWindow *)frontend;
/* FIXME */
}
/*
* This is still called when mode==BELL_VISUAL, even though the
* visual bell is handled entirely within terminal.c, because we
* may want to perform additional actions on any kind of bell (for
* example, taskbar flashing in Windows).
*/
void do_beep(void *frontend, int mode)
{
//SessionWindow *win = (SessionWindow *)frontend;
if (mode != BELL_VISUAL)
NSBeep();
}
int char_width(Context ctx, int uc)
{
/*
* Under X, any fixed-width font really _is_ fixed-width.
* Double-width characters will be dealt with using a separate
* font. For the moment we can simply return 1.
*/
return 1;
}
void palette_set(void *frontend, int n, int r, int g, int b)
{
SessionWindow *win = (SessionWindow *)frontend;
if (n >= 16)
n += 256 - 16;
if (n >= NALLCOLOURS)
return;
[win setColour:n r:r/255.0 g:g/255.0 b:b/255.0];
/*
* FIXME: do we need an OS X equivalent of set_window_background?
*/
}
void palette_reset(void *frontend)
{
SessionWindow *win = (SessionWindow *)frontend;
Config *cfg = [win cfg];
/* This maps colour indices in cfg to those used in colours[]. */
static const int ww[] = {
256, 257, 258, 259, 260, 261,
0, 8, 1, 9, 2, 10, 3, 11,
4, 12, 5, 13, 6, 14, 7, 15
};
int i;
for (i = 0; i < NCFGCOLOURS; i++) {
[win setColour:ww[i] r:cfg->colours[i][0]/255.0
g:cfg->colours[i][1]/255.0 b:cfg->colours[i][2]/255.0];
}
for (i = 0; i < NEXTCOLOURS; i++) {
if (i < 216) {
int r = i / 36, g = (i / 6) % 6, b = i % 6;
r = r ? r*40+55 : 0; g = g ? b*40+55 : 0; b = b ? b*40+55 : 0;
[win setColour:i+16 r:r/255.0 g:g/255.0 b:b/255.0];
} else {
int shade = i - 216;
float fshade = (shade * 10 + 8) / 255.0;
[win setColour:i+16 r:fshade g:fshade b:fshade];
}
}
/*
* FIXME: do we need an OS X equivalent of set_window_background?
*/
}
Context get_ctx(void *frontend)
{
SessionWindow *win = (SessionWindow *)frontend;
/*
* Lock the drawing focus on the image inside the TerminalView.
*/
[win drawStartFinish:YES];
[[NSGraphicsContext currentContext] setShouldAntialias:YES];
/*
* Cocoa drawing functions don't take a graphics context: that
* parameter is implicit. Therefore, we'll use the frontend
* handle itself as the context, on the grounds that it's as
* good a thing to use as any.
*/
return frontend;
}
void free_ctx(Context ctx)
{
SessionWindow *win = (SessionWindow *)ctx;
[win drawStartFinish:NO];
}
void do_text(Context ctx, int x, int y, wchar_t *text, int len,
unsigned long attr, int lattr)
{
SessionWindow *win = (SessionWindow *)ctx;
[win doText:text len:len x:x y:y attr:attr lattr:lattr];
}
void do_cursor(Context ctx, int x, int y, wchar_t *text, int len,
unsigned long attr, int lattr)
{
SessionWindow *win = (SessionWindow *)ctx;
Config *cfg = [win cfg];
int active, passive;
if (attr & TATTR_PASCURS) {
attr &= ~TATTR_PASCURS;
passive = 1;
} else
passive = 0;
if ((attr & TATTR_ACTCURS) && cfg->cursor_type != 0) {
attr &= ~TATTR_ACTCURS;
active = 1;
} else
active = 0;
[win doText:text len:len x:x y:y attr:attr lattr:lattr];
/*
* FIXME: now draw the various cursor types (both passive and
* active underlines and vertical lines, plus passive blocks).
*/
}
/*
* Minimise or restore the window in response to a server-side
* request.
*/
void set_iconic(void *frontend, int iconic)
{
//SessionWindow *win = (SessionWindow *)frontend;
/* FIXME */
}
/*
* Move the window in response to a server-side request.
*/
void move_window(void *frontend, int x, int y)
{
//SessionWindow *win = (SessionWindow *)frontend;
/* FIXME */
}
/*
* Move the window to the top or bottom of the z-order in response
* to a server-side request.
*/
void set_zorder(void *frontend, int top)
{
//SessionWindow *win = (SessionWindow *)frontend;
/* FIXME */
}
/*
* Refresh the window in response to a server-side request.
*/
void refresh_window(void *frontend)
{
//SessionWindow *win = (SessionWindow *)frontend;
/* FIXME */
}
/*
* Maximise or restore the window in response to a server-side
* request.
*/
void set_zoomed(void *frontend, int zoomed)
{
//SessionWindow *win = (SessionWindow *)frontend;
/* FIXME */
}
/*
* Report whether the window is iconic, for terminal reports.
*/
int is_iconic(void *frontend)
{
//SessionWindow *win = (SessionWindow *)frontend;
return NO; /* FIXME */
}
/*
* Report the window's position, for terminal reports.
*/
void get_window_pos(void *frontend, int *x, int *y)
{
//SessionWindow *win = (SessionWindow *)frontend;
/* FIXME */
}
/*
* Report the window's pixel size, for terminal reports.
*/
void get_window_pixels(void *frontend, int *x, int *y)
{
//SessionWindow *win = (SessionWindow *)frontend;
/* FIXME */
}
/*
* Return the window or icon title.
*/
char *get_window_title(void *frontend, int icon)
{
//SessionWindow *win = (SessionWindow *)frontend;
return NULL; /* FIXME */
}
void set_title(void *frontend, char *title)
{
//SessionWindow *win = (SessionWindow *)frontend;
/* FIXME */
}
void set_icon(void *frontend, char *title)
{
//SessionWindow *win = (SessionWindow *)frontend;
/* FIXME */
}
void set_sbar(void *frontend, int total, int start, int page)
{
//SessionWindow *win = (SessionWindow *)frontend;
/* FIXME */
}
void get_clip(void *frontend, wchar_t ** p, int *len)
{
//SessionWindow *win = (SessionWindow *)frontend;
/* FIXME */
}
void write_clip(void *frontend, wchar_t *data, int *attr, int len, int must_deselect)
{
//SessionWindow *win = (SessionWindow *)frontend;
/* FIXME */
}
void request_paste(void *frontend)
{
//SessionWindow *win = (SessionWindow *)frontend;
/* FIXME */
}
void set_raw_mouse_mode(void *frontend, int activate)
{
//SessionWindow *win = (SessionWindow *)frontend;
/* FIXME */
}
void request_resize(void *frontend, int w, int h)
{
//SessionWindow *win = (SessionWindow *)frontend;
/* FIXME */
}
void sys_cursor(void *frontend, int x, int y)
{
//SessionWindow *win = (SessionWindow *)frontend;
/*
* This is probably meaningless under OS X. FIXME: find out for
* sure.
*/
}
void logevent(void *frontend, const char *string)
{
//SessionWindow *win = (SessionWindow *)frontend;
/* FIXME */
printf("logevent: %s\n", string);
}
int font_dimension(void *frontend, int which)/* 0 for width, 1 for height */
{
//SessionWindow *win = (SessionWindow *)frontend;
return 1; /* FIXME */
}
void set_busy_status(void *frontend, int status)
{
/*
* We need do nothing here: the OS X `application is busy'
* beachball pointer appears _automatically_ when the
* application isn't responding to GUI messages.
*/
}
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