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putty/mac/macterm.c

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/* $Id: macterm.c,v 1.75 2003/05/04 14:18:18 simon Exp $ */
/*
* Copyright (c) 1999 Simon Tatham
* Copyright (c) 1999, 2002 Ben Harris
* All rights reserved.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
/*
* macterm.c -- Macintosh terminal front-end
*/
#include <MacTypes.h>
#include <Controls.h>
#include <ControlDefinitions.h>
#include <FixMath.h>
#include <Fonts.h>
#include <Gestalt.h>
#include <LowMem.h>
#include <MacMemory.h>
#include <MacWindows.h>
#include <MixedMode.h>
#include <Palettes.h>
#include <Quickdraw.h>
#include <QuickdrawText.h>
#include <Resources.h>
#include <Scrap.h>
#include <Script.h>
#include <Sound.h>
#include <TextCommon.h>
#include <ToolUtils.h>
#include <UnicodeConverter.h>
#include <assert.h>
#include <limits.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "macresid.h"
#include "putty.h"
#include "charset.h"
#include "mac.h"
#include "terminal.h"
#define NCOLOURS (lenof(((Config *)0)->colours))
#define DEFAULT_FG 16
#define DEFAULT_FG_BOLD 17
#define DEFAULT_BG 18
#define DEFAULT_BG_BOLD 19
#define CURSOR_FG 20
#define CURSOR_BG 21
#define PTOCC(x) ((x) < 0 ? -(-(x - s->font_width - 1) / s->font_width) : \
(x) / s->font_width)
#define PTOCR(y) ((y) < 0 ? -(-(y - s->font_height - 1) / s->font_height) : \
(y) / s->font_height)
static void mac_initfont(Session *);
static pascal OSStatus uni_to_font_fallback(UniChar *, ByteCount, ByteCount *,
TextPtr, ByteCount, ByteCount *,
LogicalAddress,
ConstUnicodeMappingPtr);
static void mac_initpalette(Session *);
static void mac_adjustwinbg(Session *);
static void mac_adjustsize(Session *, int, int);
static void mac_drawgrowicon(Session *s);
static pascal void mac_growtermdraghook(void);
static pascal void mac_scrolltracker(ControlHandle, short);
static pascal void do_text_for_device(short, short, GDHandle, long);
static void text_click(Session *, EventRecord *);
static void mac_activateterm(WindowPtr, EventRecord *);
static void mac_adjusttermcursor(WindowPtr, Point, RgnHandle);
static void mac_adjusttermmenus(WindowPtr);
static void mac_updateterm(WindowPtr);
static void mac_clickterm(WindowPtr, EventRecord *);
static void mac_growterm(WindowPtr, EventRecord *);
static void mac_keyterm(WindowPtr, EventRecord *);
static void mac_menuterm(WindowPtr, short, short);
static void mac_closeterm(WindowPtr);
void pre_paint(Session *s);
void post_paint(Session *s);
void mac_startsession(Session *s)
{
const char *errmsg;
int i;
WinInfo *wi;
init_ucs(s);
/*
* Select protocol. This is farmed out into a table in a
* separate file to enable an ssh-free variant.
*/
s->back = NULL;
for (i = 0; backends[i].backend != NULL; i++)
if (backends[i].protocol == s->cfg.protocol) {
s->back = backends[i].backend;
break;
}
if (s->back == NULL)
fatalbox("Unsupported protocol number found");
/* XXX: Own storage management? */
if (HAVE_COLOR_QD())
s->window = GetNewCWindow(wTerminal, NULL, (WindowPtr)-1);
else
s->window = GetNewWindow(wTerminal, NULL, (WindowPtr)-1);
wi = snew(WinInfo);
memset(wi, 0, sizeof(*wi));
wi->s = s;
wi->wtype = wTerminal;
wi->activate = &mac_activateterm;
wi->adjustcursor = &mac_adjusttermcursor;
wi->adjustmenus = &mac_adjusttermmenus;
wi->update = &mac_updateterm;
wi->click = &mac_clickterm;
wi->grow = &mac_growterm;
wi->key = &mac_keyterm;
wi->menu = &mac_menuterm;
wi->close = &mac_closeterm;
SetWRefCon(s->window, (long)wi);
s->scrollbar = GetNewControl(cVScroll, s->window);
s->term = term_init(&s->cfg, &s->ucsdata, s);
mac_initfont(s);
mac_initpalette(s);
if (HAVE_COLOR_QD()) {
/* Set to FALSE to not get palette updates in the background. */
SetPalette(s->window, s->palette, TRUE);
ActivatePalette(s->window);
}
s->logctx = log_init(s->term, &s->cfg);
term_provide_logctx(s->term, s->logctx);
errmsg = s->back->init(s, &s->backhandle, &s->cfg, s->cfg.host,
s->cfg.port, &s->realhost, s->cfg.tcp_nodelay);
if (errmsg != NULL)
fatalbox("%s", errmsg);
s->back->provide_logctx(s->backhandle, s->logctx);
set_title(s, s->realhost);
term_provide_resize_fn(s->term, s->back->size, s->backhandle);
mac_adjustsize(s, s->cfg.height, s->cfg.width);
term_size(s->term, s->cfg.height, s->cfg.width, s->cfg.savelines);
s->ldisc = ldisc_create(&s->cfg, s->term, s->back, s->backhandle, s);
ldisc_send(s->ldisc, NULL, 0, 0);/* cause ldisc to notice changes */
ShowWindow(s->window);
s->next = sesslist;
s->prev = &sesslist;
if (s->next != NULL)
s->next->prev = &s->next;
sesslist = s;
}
/*
* Try to work out a horizontal scaling factor for the current font
* that will give a chracter width of wantwidth. Return it in numer
* and denom (suitable for passing to StdText()).
*/
static void mac_workoutfontscale(Session *s, int wantwidth,
Point *numerp, Point *denomp)
{
Point numer, denom, tmpnumer, tmpdenom;
int gotwidth, i;
const char text = 'W';
FontInfo fi;
#if TARGET_API_MAC_CARBON
CQDProcsPtr gp = GetPortGrafProcs(GetWindowPort(s->window));
#else
QDProcsPtr gp = s->window->grafProcs;
#endif
numer.v = denom.v = 1; /* always */
numer.h = denom.h = 1;
for (i = 0; i < 3; i++) {
tmpnumer = numer;
tmpdenom = denom;
if (gp != NULL)
gotwidth = InvokeQDTxMeasUPP(1, &text, &tmpnumer, &tmpdenom, &fi,
gp->txMeasProc);
else
gotwidth = StdTxMeas(1, &text, &tmpnumer, &tmpdenom, &fi);
/* The result of StdTxMeas must be scaled by the factors it returns. */
gotwidth = FixRound(FixMul(gotwidth << 16,
FixRatio(tmpnumer.h, tmpdenom.h)));
if (gotwidth == wantwidth)
break;
numer.h *= wantwidth;
denom.h *= gotwidth;
}
*numerp = numer;
*denomp = denom;
}
static UnicodeToTextFallbackUPP uni_to_font_fallback_upp;
static void mac_initfont(Session *s)
{
FontInfo fi;
TextEncoding enc;
OptionBits fbflags;
SetPort((GrafPtr)GetWindowPort(s->window));
GetFNum(s->cfg.font.name, &s->fontnum);
TextFont(s->fontnum);
TextFace(s->cfg.font.face);
TextSize(s->cfg.font.size);
GetFontInfo(&fi);
s->font_width = CharWidth('W'); /* Well, it's what NCSA uses. */
s->font_ascent = fi.ascent;
s->font_leading = fi.leading;
s->font_height = s->font_ascent + fi.descent + s->font_leading;
mac_workoutfontscale(s, s->font_width,
&s->font_stdnumer, &s->font_stddenom);
mac_workoutfontscale(s, s->font_width * 2,
&s->font_widenumer, &s->font_widedenom);
TextSize(s->cfg.font.size * 2);
mac_workoutfontscale(s, s->font_width * 2,
&s->font_bignumer, &s->font_bigdenom);
TextSize(s->cfg.font.size);
if (!s->cfg.bold_colour) {
TextFace(bold);
s->font_boldadjust = s->font_width - CharWidth('W');
} else
s->font_boldadjust = 0;
if (s->uni_to_font != NULL)
DisposeUnicodeToTextInfo(&s->uni_to_font);
if (mac_gestalts.encvvers != 0 &&
UpgradeScriptInfoToTextEncoding(kTextScriptDontCare,
kTextLanguageDontCare,
kTextRegionDontCare, s->cfg.font.name,
&enc) == noErr &&
CreateUnicodeToTextInfoByEncoding(enc, &s->uni_to_font) == noErr) {
if (uni_to_font_fallback_upp == NULL)
uni_to_font_fallback_upp =
NewUnicodeToTextFallbackUPP(&uni_to_font_fallback);
fbflags = kUnicodeFallbackCustomOnly;
if (mac_gestalts.uncvattr & kTECAddFallbackInterruptMask)
fbflags |= kUnicodeFallbackInterruptSafeMask;
if (SetFallbackUnicodeToText(s->uni_to_font,
uni_to_font_fallback_upp, fbflags, NULL) != noErr) {
DisposeUnicodeToTextInfo(&s->uni_to_font);
goto no_encv;
}
} else {
char cfontname[256];
no_encv:
s->uni_to_font = NULL;
p2cstrcpy(cfontname, s->cfg.font.name);
s->font_charset =
charset_from_macenc(FontToScript(s->fontnum),
GetScriptManagerVariable(smRegionCode),
mac_gestalts.sysvers, cfontname);
}
mac_adjustsize(s, s->term->rows, s->term->cols);
}
static pascal OSStatus uni_to_font_fallback(UniChar *ucp,
ByteCount ilen, ByteCount *iusedp, TextPtr obuf, ByteCount olen,
ByteCount *ousedp, LogicalAddress cookie, ConstUnicodeMappingPtr mapping)
{
if (olen < 1)
return kTECOutputBufferFullStatus;
/*
* What I'd _like_ to do here is to somehow generate the
* missing-character glyph that every font is required to have.
* Unfortunately (and somewhat surprisingly), I can't find any way
* to actually ask for it explicitly. Bah.
*/
*obuf = '.';
*iusedp = ilen;
*ousedp = 1;
return noErr;
}
/*
* Called every time round the event loop.
*/
void mac_pollterm(void)
{
Session *s;
for (s = sesslist; s != NULL; s = s->next) {
term_out(s->term);
term_update(s->term);
}
}
/*
* To be called whenever the window size changes.
* rows and cols should be desired values.
* It's assumed the terminal emulator will be informed, and will set rows
* and cols for us.
*/
static void mac_adjustsize(Session *s, int newrows, int newcols) {
int winwidth, winheight;
winwidth = newcols * s->font_width + 15;
winheight = newrows * s->font_height;
SizeWindow(s->window, winwidth, winheight, true);
HideControl(s->scrollbar);
MoveControl(s->scrollbar, winwidth - 15, -1);
SizeControl(s->scrollbar, 16, winheight - 13);
ShowControl(s->scrollbar);
mac_drawgrowicon(s);
}
static void mac_initpalette(Session *s)
{
if (!HAVE_COLOR_QD())
return;
/*
* Most colours should be inhibited on 2bpp displays.
* Palette manager documentation suggests inhibiting all tolerant colours
* on greyscale displays.
*/
#define PM_NORMAL ( pmTolerant | pmInhibitC2 | \
pmInhibitG2 | pmInhibitG4 | pmInhibitG8 )
#define PM_TOLERANCE 0x2000
s->palette = NewPalette(22, NULL, PM_NORMAL, PM_TOLERANCE);
if (s->palette == NULL)
fatalbox("Unable to create palette");
/* In 2bpp, these are the colours we want most. */
SetEntryUsage(s->palette, DEFAULT_BG,
PM_NORMAL &~ pmInhibitC2, PM_TOLERANCE);
SetEntryUsage(s->palette, DEFAULT_FG,
PM_NORMAL &~ pmInhibitC2, PM_TOLERANCE);
SetEntryUsage(s->palette, DEFAULT_FG_BOLD,
PM_NORMAL &~ pmInhibitC2, PM_TOLERANCE);
SetEntryUsage(s->palette, CURSOR_BG,
PM_NORMAL &~ pmInhibitC2, PM_TOLERANCE);
palette_reset(s);
}
/*
* Set the background colour of the window correctly. Should be
* called whenever the default background changes.
*/
static void mac_adjustwinbg(Session *s)
{
if (!HAVE_COLOR_QD())
return;
#if !TARGET_CPU_68K
if (mac_gestalts.windattr & gestaltWindowMgrPresent)
SetWindowContentColor(s->window,
&(*s->palette)->pmInfo[DEFAULT_BG].ciRGB);
else
#endif
{
#if !TARGET_API_MAC_CARBON
if (s->wctab == NULL)
s->wctab = (WCTabHandle)NewHandle(sizeof(**s->wctab));
if (s->wctab == NULL)
return; /* do without */
(*s->wctab)->wCSeed = 0;
(*s->wctab)->wCReserved = 0;
(*s->wctab)->ctSize = 0;
(*s->wctab)->ctTable[0].value = wContentColor;
(*s->wctab)->ctTable[0].rgb = (*s->palette)->pmInfo[DEFAULT_BG].ciRGB;
SetWinColor(s->window, s->wctab);
#endif
}
}
/*
* Set the cursor shape correctly
*/
static void mac_adjusttermcursor(WindowPtr window, Point mouse,
RgnHandle cursrgn)
{
Session *s;
ControlHandle control;
short part;
int x, y;
#if TARGET_API_MAC_CARBON
Cursor arrow;
Rect rect;
RgnHandle visrgn;
#endif
SetPort((GrafPtr)GetWindowPort(window));
s = mac_windowsession(window);
GlobalToLocal(&mouse);
part = FindControl(mouse, window, &control);
if (control == s->scrollbar) {
#if TARGET_API_MAC_CARBON
SetCursor(GetQDGlobalsArrow(&arrow));
RectRgn(cursrgn, GetControlBounds(s->scrollbar, &rect));
#else
SetCursor(&qd.arrow);
RectRgn(cursrgn, &(*s->scrollbar)->contrlRect);
#endif
} else {
x = mouse.h / s->font_width;
y = mouse.v / s->font_height;
if (s->raw_mouse) {
#if TARGET_API_MAC_CARBON
SetCursor(GetQDGlobalsArrow(&arrow));
#else
SetCursor(&qd.arrow);
#endif
} else
SetCursor(*GetCursor(iBeamCursor));
/* Ask for shape changes if we leave this character cell. */
SetRectRgn(cursrgn, x * s->font_width, y * s->font_height,
(x + 1) * s->font_width, (y + 1) * s->font_height);
}
#if TARGET_API_MAC_CARBON
visrgn = NewRgn();
GetPortVisibleRegion(GetWindowPort(window), visrgn);
SectRgn(cursrgn, visrgn, cursrgn);
DisposeRgn(visrgn);
#else
SectRgn(cursrgn, window->visRgn, cursrgn);
#endif
}
/*
* Enable/disable menu items based on the active terminal window.
*/
#if TARGET_API_MAC_CARBON
#define DisableItem DisableMenuItem
#define EnableItem EnableMenuItem
#endif
static void mac_adjusttermmenus(WindowPtr window)
{
Session *s;
MenuHandle menu;
#if !TARGET_API_MAC_CARBON
long offset;
#endif
s = mac_windowsession(window);
menu = GetMenuHandle(mFile);
DisableItem(menu, iSave); /* XXX enable if modified */
EnableItem(menu, iSaveAs);
EnableItem(menu, iDuplicate);
menu = GetMenuHandle(mEdit);
EnableItem(menu, 0);
DisableItem(menu, iUndo);
DisableItem(menu, iCut);
if (1/*s->term->selstate == SELECTED*/)
EnableItem(menu, iCopy);
else
DisableItem(menu, iCopy);
#if TARGET_API_MAC_CARBON
if (1)
#else
if (GetScrap(NULL, kScrapFlavorTypeText, &offset) == noTypeErr)
#endif
DisableItem(menu, iPaste);
else
EnableItem(menu, iPaste);
DisableItem(menu, iClear);
EnableItem(menu, iSelectAll);
menu = GetMenuHandle(mWindow);
EnableItem(menu, 0);
EnableItem(menu, iShowEventLog);
}
static void mac_menuterm(WindowPtr window, short menu, short item)
{
Session *s;
s = mac_windowsession(window);
switch (menu) {
case mEdit:
switch (item) {
case iCopy:
/* term_copy(s); */
break;
case iPaste:
term_do_paste(s->term);
break;
}
break;
case mWindow:
switch(item) {
case iShowEventLog:
mac_showeventlog(s);
break;
}
break;
}
}
static void mac_clickterm(WindowPtr window, EventRecord *event)
{
Session *s;
Point mouse;
ControlHandle control;
int part;
static ControlActionUPP mac_scrolltracker_upp = NULL;
s = mac_windowsession(window);
SetPort((GrafPtr)GetWindowPort(window));
mouse = event->where;
GlobalToLocal(&mouse);
part = FindControl(mouse, window, &control);
if (control == s->scrollbar) {
switch (part) {
case kControlIndicatorPart:
if (TrackControl(control, mouse, NULL) == kControlIndicatorPart)
term_scroll(s->term, +1, GetControlValue(control));
break;
case kControlUpButtonPart:
case kControlDownButtonPart:
case kControlPageUpPart:
case kControlPageDownPart:
if (mac_scrolltracker_upp == NULL)
mac_scrolltracker_upp =
NewControlActionUPP(&mac_scrolltracker);
TrackControl(control, mouse, mac_scrolltracker_upp);
break;
}
} else {
text_click(s, event);
}
}
static void text_click(Session *s, EventRecord *event)
{
Point localwhere;
int row, col;
static UInt32 lastwhen = 0;
static Session *lastsess = NULL;
static int lastrow = -1, lastcol = -1;
static Mouse_Action lastact = MA_NOTHING;
SetPort((GrafPtr)GetWindowPort(s->window));
localwhere = event->where;
GlobalToLocal(&localwhere);
col = PTOCC(localwhere.h);
row = PTOCR(localwhere.v);
if (event->when - lastwhen < GetDblTime() &&
row == lastrow && col == lastcol && s == lastsess)
lastact = (lastact == MA_CLICK ? MA_2CLK :
lastact == MA_2CLK ? MA_3CLK :
lastact == MA_3CLK ? MA_CLICK : MA_NOTHING);
else
lastact = MA_CLICK;
term_mouse(s->term, MBT_LEFT,
event->modifiers & shiftKey ? MBT_EXTEND : MBT_SELECT,
lastact, col, row, event->modifiers & shiftKey,
event->modifiers & controlKey, event->modifiers & optionKey);
lastsess = s;
lastrow = row;
lastcol = col;
while (StillDown()) {
GetMouse(&localwhere);
col = PTOCC(localwhere.h);
row = PTOCR(localwhere.v);
term_mouse(s->term, MBT_LEFT,
event->modifiers & shiftKey ? MBT_EXTEND : MBT_SELECT,
MA_DRAG, col, row, event->modifiers & shiftKey,
event->modifiers & controlKey,
event->modifiers & optionKey);
if (row > s->term->rows - 1)
term_scroll(s->term, 0, row - (s->term->rows - 1));
else if (row < 0)
term_scroll(s->term, 0, row);
}
term_mouse(s->term, MBT_LEFT,
event->modifiers & shiftKey ? MBT_EXTEND : MBT_SELECT,
MA_RELEASE, col, row, event->modifiers & shiftKey,
event->modifiers & controlKey, event->modifiers & optionKey);
lastwhen = TickCount();
}
void write_clip(void *cookie, wchar_t *data, int len, int must_deselect)
{
#if !TARGET_API_MAC_CARBON
Session *s = cookie;
char *mactextbuf;
ByteCount iread, olen;
wchar_t *unitextptr;
StScrpRec *stsc;
size_t stsz;
OSErr err;
int i;
/*
* See "Programming with the Text Encoding Conversion Manager"
* Appendix E for Unicode scrap conventions.
*
* XXX Maybe PICT scrap too.
*/
if (ZeroScrap() != noErr)
return;
PutScrap(len * sizeof(*data), kScrapFlavorTypeUnicode, data);
/* Replace LINE SEPARATORs with CR for TEXT output. */
for (i = 0; i < len; i++)
if (data[i] == 0x2028)
data[i] = 0x000d;
mactextbuf = snewn(len, char); /* XXX DBCS */
if (s->uni_to_font != NULL) {
err = ConvertFromUnicodeToText(s->uni_to_font, len * sizeof(UniChar),
(UniChar *)data,
kUnicodeUseFallbacksMask,
0, NULL, NULL, NULL,
len, &iread, &olen, mactextbuf);
if (err != noErr && err != kTECUsedFallbacksStatus)
return;
} else if (s->font_charset != CS_NONE) {
unitextptr = data;
olen = charset_from_unicode(&unitextptr, &len, mactextbuf, 1024,
s->font_charset, NULL, ".", 1);
} else
return;
PutScrap(olen, kScrapFlavorTypeText, mactextbuf);
sfree(mactextbuf);
stsz = offsetof(StScrpRec, scrpStyleTab) + sizeof(ScrpSTElement);
stsc = smalloc(stsz);
stsc->scrpNStyles = 1;
stsc->scrpStyleTab[0].scrpStartChar = 0;
stsc->scrpStyleTab[0].scrpHeight = s->font_height;
stsc->scrpStyleTab[0].scrpAscent = s->font_ascent;
stsc->scrpStyleTab[0].scrpFont = s->fontnum;
stsc->scrpStyleTab[0].scrpFace = 0;
stsc->scrpStyleTab[0].scrpSize = s->cfg.font.size;
stsc->scrpStyleTab[0].scrpColor.red = 0;
stsc->scrpStyleTab[0].scrpColor.green = 0;
stsc->scrpStyleTab[0].scrpColor.blue = 0;
PutScrap(stsz, kScrapFlavorTypeTextStyle, stsc);
sfree(stsc);
#endif
}
void get_clip(void *frontend, wchar_t **p, int *lenp)
{
#if TARGET_API_MAC_CARBON
*lenp = 0;
#else
Session *s = frontend;
static Handle h = NULL;
static wchar_t *data = NULL;
Handle texth;
long offset;
int textlen;
TextEncoding enc;
TextToUnicodeInfo scrap_to_uni;
ByteCount iread, olen;
int charset;
char *tptr;
OSErr err;
if (p == NULL) {
/* release memory */
if (h != NULL)
DisposeHandle(h);
h = NULL;
if (data != NULL)
sfree(data);
data = NULL;
} else {
if (GetScrap(NULL, kScrapFlavorTypeUnicode, &offset) > 0) {
if (h == NULL)
h = NewHandle(0);
*lenp =
GetScrap(h, kScrapFlavorTypeUnicode, &offset) / sizeof(**p);
HLock(h);
*p = (wchar_t *)*h;
} else if (GetScrap(NULL, kScrapFlavorTypeText, &offset) > 0) {
texth = NewHandle(0);
textlen = GetScrap(texth, kScrapFlavorTypeText, &offset);
HLock(texth);
data = snewn(textlen, wchar_t);
/* XXX should use 'styl' scrap if it's there. */
if (mac_gestalts.encvvers != 0 &&
UpgradeScriptInfoToTextEncoding(smSystemScript,
kTextLanguageDontCare,
kTextRegionDontCare, NULL,
&enc) == noErr &&
CreateTextToUnicodeInfoByEncoding(enc, &scrap_to_uni) ==
noErr) {
err = ConvertFromTextToUnicode(scrap_to_uni, textlen,
*texth, 0, 0, NULL, NULL, NULL,
textlen * 2,
&iread, &olen, data);
DisposeTextToUnicodeInfo(&scrap_to_uni);
if (err == noErr) {
*p = data;
*lenp = olen / sizeof(**p);
} else {
*p = NULL;
*lenp = 0;
}
} else {
charset =
charset_from_macenc(GetScriptManagerVariable(smSysScript),
GetScriptManagerVariable(smRegionCode),
mac_gestalts.sysvers, NULL);
if (charset != CS_NONE) {
tptr = *texth;
*lenp = charset_to_unicode(&tptr, &textlen, data,
textlen * 2, charset, NULL,
NULL, 0);
}
*p = data;
}
DisposeHandle(texth);
} else {
*p = NULL;
*lenp = 0;
}
}
#endif
}
static pascal void mac_scrolltracker(ControlHandle control, short part)
{
Session *s;
#if TARGET_API_MAC_CARBON
s = mac_windowsession(GetControlOwner(control));
#else
s = mac_windowsession((*control)->contrlOwner);
#endif
switch (part) {
case kControlUpButtonPart:
term_scroll(s->term, 0, -1);
break;
case kControlDownButtonPart:
term_scroll(s->term, 0, +1);
break;
case kControlPageUpPart:
term_scroll(s->term, 0, -(s->term->rows - 1));
break;
case kControlPageDownPart:
term_scroll(s->term, 0, +(s->term->rows - 1));
break;
}
}
static void mac_keyterm(WindowPtr window, EventRecord *event)
{
Session *s = mac_windowsession(window);
Key_Sym keysym = PK_NULL;
unsigned int mods = 0, flags = PKF_NUMLOCK;
UniChar utxt[1];
char txt[1];
size_t len = 0;
ScriptCode key_script;
ObscureCursor();
#if 0
fprintf(stderr, "Got key event %08x\n", event->message);
#endif
/* No meta key yet -- that'll be rather fun. */
/* Keys that we handle locally */
if (event->modifiers & shiftKey) {
switch ((event->message & keyCodeMask) >> 8) {
case 0x74: /* shift-pageup */
term_scroll(s->term, 0, -(s->term->rows - 1));
return;
case 0x79: /* shift-pagedown */
term_scroll(s->term, 0, +(s->term->rows - 1));
return;
}
}
if (event->modifiers & shiftKey)
mods |= PKM_SHIFT;
if (event->modifiers & controlKey)
mods |= PKM_CONTROL;
if (event->what == autoKey)
flags |= PKF_REPEAT;
/* Mac key events consist of a virtual key code and a character code. */
switch ((event->message & keyCodeMask) >> 8) {
case 0x24: keysym = PK_RETURN; break;
case 0x30: keysym = PK_TAB; break;
case 0x33: keysym = PK_BACKSPACE; break;
case 0x35: keysym = PK_ESCAPE; break;
case 0x7A: keysym = PK_F1; break;
case 0x78: keysym = PK_F2; break;
case 0x63: keysym = PK_F3; break;
case 0x76: keysym = PK_F4; break;
case 0x60: keysym = PK_F5; break;
case 0x61: keysym = PK_F6; break;
case 0x62: keysym = PK_F7; break;
case 0x64: keysym = PK_F8; break;
case 0x65: keysym = PK_F9; break;
case 0x6D: keysym = PK_F10; break;
case 0x67: keysym = PK_F11; break;
case 0x6F: keysym = PK_F12; break;
case 0x69: keysym = PK_F13; break;
case 0x6B: keysym = PK_F14; break;
case 0x71: keysym = PK_F15; break;
case 0x72: keysym = PK_INSERT; break;
case 0x73: keysym = PK_HOME; break;
case 0x74: keysym = PK_PAGEUP; break;
case 0x75: keysym = PK_DELETE; break;
case 0x77: keysym = PK_END; break;
case 0x79: keysym = PK_PAGEDOWN; break;
case 0x47: keysym = PK_PF1; break;
case 0x51: keysym = PK_PF2; break;
case 0x4B: keysym = PK_PF3; break;
case 0x43: keysym = PK_PF4; break;
case 0x4E: keysym = PK_KPMINUS; break;
case 0x45: keysym = PK_KPCOMMA; break;
case 0x41: keysym = PK_KPDECIMAL; break;
case 0x4C: keysym = PK_KPENTER; break;
case 0x52: keysym = PK_KP0; break;
case 0x53: keysym = PK_KP1; break;
case 0x54: keysym = PK_KP2; break;
case 0x55: keysym = PK_KP3; break;
case 0x56: keysym = PK_KP4; break;
case 0x57: keysym = PK_KP5; break;
case 0x58: keysym = PK_KP6; break;
case 0x59: keysym = PK_KP7; break;
case 0x5B: keysym = PK_KP8; break;
case 0x5C: keysym = PK_KP9; break;
case 0x7B: keysym = PK_LEFT; break;
case 0x7C: keysym = PK_RIGHT; break;
case 0x7D: keysym = PK_DOWN; break;
case 0x7E: keysym = PK_UP; break;
}
/* Map from key script to Unicode. */
txt[0] = event->message & charCodeMask;
key_script = GetScriptManagerVariable(smKeyScript);
if (mac_gestalts.encvvers != 0) {
static TextToUnicodeInfo key_to_uni = NULL;
static ScriptCode key_to_uni_script;
TextEncoding enc;
ByteCount iread, olen;
OSErr err;
if (key_to_uni != NULL && key_to_uni_script != key_script)
DisposeTextToUnicodeInfo(&key_to_uni);
if (key_to_uni == NULL || key_to_uni_script != key_script) {
if (UpgradeScriptInfoToTextEncoding(key_script,
kTextLanguageDontCare,
kTextRegionDontCare, NULL,
&enc) == noErr &&
CreateTextToUnicodeInfoByEncoding(enc, &key_to_uni) == noErr)
key_to_uni_script = key_script;
else
key_to_uni = NULL;
}
if (key_to_uni != NULL) {
err = ConvertFromTextToUnicode(key_to_uni, 1, txt,
(kUnicodeKeepInfoMask |
kUnicodeStringUnterminatedMask),
0, NULL, NULL, NULL,
sizeof(utxt), &iread, &olen, utxt);
if (err == noErr)
len = olen / sizeof(*utxt);
}
} else {
int charset;
char *tptr = txt;
int tlen = 1;
charset = charset_from_macenc(key_script,
GetScriptManagerVariable(smRegionCode),
mac_gestalts.sysvers, NULL);
if (charset != CS_NONE) {
len = charset_to_unicode(&tptr, &tlen, utxt, sizeof(utxt), charset,
NULL, NULL, 0);
}
}
term_key(s->term, keysym, utxt, len, mods, flags);
}
void request_paste(void *frontend)
{
Session *s = frontend;
/*
* In the Mac OS, pasting is synchronous: we can read the
* clipboard with no difficulty, so request_paste() can just go
* ahead and paste.
*/
term_do_paste(s->term);
}
static struct {
Rect msgrect;
Point msgorigin;
Point zeromouse;
Session *s;
char oldmsg[20];
} growterm_state;
static void mac_growterm(WindowPtr window, EventRecord *event)
{
Rect limits;
long grow_result;
int newrows, newcols;
Session *s;
#if !TARGET_API_MAC_CARBON
DragGrayRgnUPP draghooksave;
GrafPtr portsave;
FontInfo fi;
#endif
s = mac_windowsession(window);
#if !TARGET_API_MAC_CARBON
draghooksave = LMGetDragHook();
growterm_state.oldmsg[0] = '\0';
growterm_state.zeromouse = event->where;
growterm_state.zeromouse.h -= s->term->cols * s->font_width;
growterm_state.zeromouse.v -= s->term->rows * s->font_height;
growterm_state.s = s;
GetPort(&portsave);
SetPort(s->window);
BackColor(whiteColor);
ForeColor(blackColor);
TextFont(systemFont);
TextFace(0);
TextSize(12);
GetFontInfo(&fi);
SetRect(&growterm_state.msgrect, 0, 0,
StringWidth("\p99999x99999") + 4, fi.ascent + fi.descent + 4);
SetPt(&growterm_state.msgorigin, 2, fi.ascent + 2);
LMSetDragHook(NewDragGrayRgnUPP(mac_growtermdraghook));
#endif
SetRect(&limits, s->font_width + 15, s->font_height, SHRT_MAX, SHRT_MAX);
grow_result = GrowWindow(window, event->where, &limits);
#if !TARGET_API_MAC_CARBON
DisposeDragGrayRgnUPP(LMGetDragHook());
LMSetDragHook(draghooksave);
InvalRect(&growterm_state.msgrect);
SetPort(portsave);
#endif
if (grow_result != 0) {
newrows = HiWord(grow_result) / s->font_height;
newcols = (LoWord(grow_result) - 15) / s->font_width;
mac_adjustsize(s, newrows, newcols);
term_size(s->term, newrows, newcols, s->cfg.savelines);
}
}
#if !TARGET_API_MAC_CARBON
static pascal void mac_growtermdraghook(void)
{
Session *s = growterm_state.s;
GrafPtr portsave;
Point mouse;
char buf[20];
unsigned char pbuf[20];
int newrows, newcols;
GetMouse(&mouse);
newrows = (mouse.v - growterm_state.zeromouse.v) / s->font_height;
if (newrows < 1) newrows = 1;
newcols = (mouse.h - growterm_state.zeromouse.h) / s->font_width;
if (newcols < 1) newcols = 1;
sprintf(buf, "%dx%d", newcols, newrows);
if (strcmp(buf, growterm_state.oldmsg) == 0)
return;
strcpy(growterm_state.oldmsg, buf);
c2pstrcpy(pbuf, buf);
GetPort(&portsave);
SetPort(growterm_state.s->window);
EraseRect(&growterm_state.msgrect);
MoveTo(growterm_state.msgorigin.h, growterm_state.msgorigin.v);
DrawString(pbuf);
SetPort(portsave);
}
#endif
void mac_closeterm(WindowPtr window)
{
Session *s = mac_windowsession(window);
/* XXX warn on close */
HideWindow(s->window);
*s->prev = s->next;
s->next->prev = s->prev;
ldisc_free(s->ldisc);
s->back->free(s->backhandle);
log_free(s->logctx);
if (s->uni_to_font != NULL)
DisposeUnicodeToTextInfo(&s->uni_to_font);
term_free(s->term);
mac_freeeventlog(s);
sfree((WinInfo *)GetWRefCon(s->window));
DisposeWindow(s->window);
DisposePalette(s->palette);
sfree(s);
}
static void mac_activateterm(WindowPtr window, EventRecord *event)
{
Session *s;
Boolean active = (event->modifiers & activeFlag) != 0;
s = mac_windowsession(window);
s->term->has_focus = active;
term_update(s->term);
if (active)
ShowControl(s->scrollbar);
else {
if (HAVE_COLOR_QD())
PmBackColor(DEFAULT_BG);/* HideControl clears behind the control */
else
BackColor(blackColor);
HideControl(s->scrollbar);
}
mac_drawgrowicon(s);
}
static void mac_updateterm(WindowPtr window)
{
Session *s;
Rect bbox;
#if TARGET_API_MAC_CARBON
RgnHandle visrgn;
#endif
s = mac_windowsession(window);
SetPort((GrafPtr)GetWindowPort(window));
BeginUpdate(window);
pre_paint(s);
#if TARGET_API_MAC_CARBON
visrgn = NewRgn();
GetPortVisibleRegion(GetWindowPort(window), visrgn);
GetRegionBounds(visrgn, &bbox);
#else
bbox = (*window->visRgn)->rgnBBox;
#endif
term_paint(s->term, s, PTOCC(bbox.left), PTOCR(bbox.top),
PTOCC(bbox.right), PTOCR(bbox.bottom), 1);
/* Restore default colours in case the Window Manager uses them */
if (HAVE_COLOR_QD()) {
PmForeColor(DEFAULT_FG);
PmBackColor(DEFAULT_BG);
} else {
ForeColor(whiteColor);
BackColor(blackColor);
}
if (FrontWindow() != window)
#if TARGET_API_MAC_CARBON
EraseRect(GetControlBounds(s->scrollbar, &bbox));
UpdateControls(window, visrgn);
DisposeRgn(visrgn);
#else
EraseRect(&(*s->scrollbar)->contrlRect);
UpdateControls(window, window->visRgn);
#endif
mac_drawgrowicon(s);
post_paint(s);
EndUpdate(window);
}
static void mac_drawgrowicon(Session *s)
{
Rect clip;
RgnHandle savergn;
SetPort((GrafPtr)GetWindowPort(s->window));
/*
* Stop DrawGrowIcon giving us space for a horizontal scrollbar
* See Tech Note TB575 for details.
*/
#if TARGET_API_MAC_CARBON
GetPortBounds(GetWindowPort(s->window), &clip);
#else
clip = s->window->portRect;
#endif
clip.left = clip.right - 15;
savergn = NewRgn();
GetClip(savergn);
ClipRect(&clip);
DrawGrowIcon(s->window);
SetClip(savergn);
DisposeRgn(savergn);
}
struct do_text_args {
Session *s;
Rect textrect;
char *text;
int len;
unsigned long attr;
int lattr;
Point numer, denom;
};
/*
* Call from the terminal emulator to draw a bit of text
*
* x and y are text row and column (zero-based)
*/
void do_text(Context ctx, int x, int y, char *text, int len,
unsigned long attr, int lattr)
{
Session *s = ctx;
int style;
struct do_text_args a;
RgnHandle textrgn, saveclip;
#if TARGET_API_MAC_CARBON
RgnHandle visrgn;
#endif
char mactextbuf[1024];
UniChar unitextbuf[1024];
wchar_t *unitextptr;
int i, fontwidth;
ByteCount iread, olen;
OSStatus err;
static DeviceLoopDrawingUPP do_text_for_device_upp = NULL;
assert(len <= 1024);
SetPort((GrafPtr)GetWindowPort(s->window));
fontwidth = s->font_width;
if ((lattr & LATTR_MODE) != LATTR_NORM)
fontwidth *= 2;
/* First check this text is relevant */
a.textrect.top = y * s->font_height;
a.textrect.bottom = (y + 1) * s->font_height;
a.textrect.left = x * fontwidth;
a.textrect.right = (x + len) * fontwidth;
if (a.textrect.right > s->term->cols * s->font_width)
a.textrect.right = s->term->cols * s->font_width;
#if TARGET_API_MAC_CARBON
visrgn = NewRgn();
GetPortVisibleRegion(GetWindowPort(s->window), visrgn);
if (!RectInRgn(&a.textrect, visrgn)) {
DisposeRgn(visrgn);
return;
}
DisposeRgn(visrgn);
#else
if (!RectInRgn(&a.textrect, s->window->visRgn))
return;
#endif
/* Unpack Unicode from the mad format we get passed */
for (i = 0; i < len; i++)
unitextbuf[i] = (unsigned char)text[i] | (attr & CSET_MASK);
if (s->uni_to_font != NULL) {
err = ConvertFromUnicodeToText(s->uni_to_font, len * sizeof(UniChar),
unitextbuf, kUnicodeUseFallbacksMask,
0, NULL, NULL, NULL,
1024, &iread, &olen, mactextbuf);
if (err != noErr && err != kTECUsedFallbacksStatus)
olen = 0;
} else if (s->font_charset != CS_NONE) {
/* XXX this is bogus if wchar_t and UniChar are different sizes. */
unitextptr = (wchar_t *)unitextbuf;
olen = charset_from_unicode(&unitextptr, &len, mactextbuf, 1024,
s->font_charset, NULL, ".", 1);
} else
olen = 0;
a.s = s;
a.text = mactextbuf;
a.len = olen;
a.attr = attr;
a.lattr = lattr;
switch (lattr & LATTR_MODE) {
case LATTR_NORM:
TextSize(s->cfg.font.size);
a.numer = s->font_stdnumer;
a.denom = s->font_stddenom;
break;
case LATTR_WIDE:
TextSize(s->cfg.font.size);
a.numer = s->font_widenumer;
a.denom = s->font_widedenom;
break;
case LATTR_TOP:
case LATTR_BOT:
TextSize(s->cfg.font.size * 2);
a.numer = s->font_bignumer;
a.denom = s->font_bigdenom;
break;
}
SetPort((GrafPtr)GetWindowPort(s->window));
TextFont(s->fontnum);
style = s->cfg.font.face;
if ((attr & ATTR_BOLD) && !s->cfg.bold_colour)
style |= bold;
if (attr & ATTR_UNDER)
style |= underline;
TextFace(style);
TextMode(srcOr);
if (HAVE_COLOR_QD())
if (style & bold) {
SpaceExtra(s->font_boldadjust << 16);
CharExtra(s->font_boldadjust << 16);
} else {
SpaceExtra(0);
CharExtra(0);
}
saveclip = NewRgn();
GetClip(saveclip);
ClipRect(&a.textrect);
textrgn = NewRgn();
RectRgn(textrgn, &a.textrect);
if (HAVE_COLOR_QD()) {
if (do_text_for_device_upp == NULL)
do_text_for_device_upp =
NewDeviceLoopDrawingUPP(&do_text_for_device);
DeviceLoop(textrgn, do_text_for_device_upp, (long)&a, 0);
} else
do_text_for_device(1, 0, NULL, (long)&a);
SetClip(saveclip);
DisposeRgn(saveclip);
DisposeRgn(textrgn);
/* Tell the window manager about it in case this isn't an update */
#if TARGET_API_MAC_CARBON
ValidWindowRect(s->window, &a.textrect);
#else
ValidRect(&a.textrect);
#endif
}
static pascal void do_text_for_device(short depth, short devflags,
GDHandle device, long cookie)
{
struct do_text_args *a = (struct do_text_args *)cookie;
int bgcolour, fgcolour, bright, reverse, tmp;
#if TARGET_API_MAC_CARBON
CQDProcsPtr gp = GetPortGrafProcs(GetWindowPort(a->s->window));
#else
QDProcsPtr gp = a->s->window->grafProcs;
#endif
bright = (a->attr & ATTR_BOLD) && a->s->cfg.bold_colour;
reverse = a->attr & ATTR_REVERSE;
if (depth == 1 && (a->attr & TATTR_ACTCURS))
reverse = !reverse;
if (HAVE_COLOR_QD()) {
if (depth > 2) {
fgcolour = ((a->attr & ATTR_FGMASK) >> ATTR_FGSHIFT);
fgcolour = (fgcolour & 0xF) * 2 + (fgcolour & 0x10 ? 1 : 0);
bgcolour = ((a->attr & ATTR_BGMASK) >> ATTR_BGSHIFT);
bgcolour = (bgcolour & 0xF) * 2 + (bgcolour & 0x10 ? 1 : 0);
} else {
/*
* NB: bold reverse in 2bpp breaks with the usual PuTTY model and
* boldens the background, because that's all we can do.
*/
fgcolour = bright ? DEFAULT_FG_BOLD : DEFAULT_FG;
bgcolour = DEFAULT_BG;
}
if (reverse) {
tmp = fgcolour;
fgcolour = bgcolour;
bgcolour = tmp;
}
if (bright && depth > 2)
fgcolour |= 1;
if ((a->attr & TATTR_ACTCURS) && depth > 1) {
fgcolour = CURSOR_FG;
bgcolour = CURSOR_BG;
}
PmForeColor(fgcolour);
PmBackColor(bgcolour);
} else { /* No Color Quickdraw */
/* XXX This should be done with a _little_ more configurability */
if (reverse) {
ForeColor(blackColor);
BackColor(whiteColor);
} else {
ForeColor(whiteColor);
BackColor(blackColor);
}
}
EraseRect(&a->textrect);
switch (a->lattr & LATTR_MODE) {
case LATTR_NORM:
case LATTR_WIDE:
MoveTo(a->textrect.left, a->textrect.top + a->s->font_ascent);
break;
case LATTR_TOP:
MoveTo(a->textrect.left, a->textrect.top + a->s->font_ascent * 2);
break;
case LATTR_BOT:
MoveTo(a->textrect.left,
a->textrect.top - a->s->font_height + a->s->font_ascent * 2);
break;
}
/* FIXME: Sort out bold width adjustments on Original QuickDraw. */
if (gp != NULL)
InvokeQDTextUPP(a->len, a->text, a->numer, a->denom, gp->textProc);
else
StdText(a->len, a->text, a->numer, a->denom);
if (a->attr & TATTR_PASCURS) {
PenNormal();
switch (depth) {
case 1:
PenMode(patXor);
break;
default:
PmForeColor(CURSOR_BG);
break;
}
FrameRect(&a->textrect);
}
}
void do_cursor(Context ctx, int x, int y, char *text, int len,
unsigned long attr, int lattr)
{
do_text(ctx, x, y, text, len, attr, lattr);
}
/*
* Call from the terminal emulator to get its graphics context.
* Should probably be called start_redraw or something.
*/
void pre_paint(Session *s)
{
GDHandle gdh;
Rect myrect, tmprect;
#if TARGET_API_MAC_CARBON
RgnHandle visrgn;
#endif
if (HAVE_COLOR_QD()) {
s->term->attr_mask = 0;
SetPort((GrafPtr)GetWindowPort(s->window));
#if TARGET_API_MAC_CARBON
visrgn = NewRgn();
GetPortVisibleRegion(GetWindowPort(s->window), visrgn);
GetRegionBounds(visrgn, &myrect);
DisposeRgn(visrgn);
#else
myrect = (*s->window->visRgn)->rgnBBox;
#endif
LocalToGlobal((Point *)&myrect.top);
LocalToGlobal((Point *)&myrect.bottom);
for (gdh = GetDeviceList();
gdh != NULL;
gdh = GetNextDevice(gdh)) {
if (TestDeviceAttribute(gdh, screenDevice) &&
TestDeviceAttribute(gdh, screenActive) &&
SectRect(&(*gdh)->gdRect, &myrect, &tmprect)) {
switch ((*(*gdh)->gdPMap)->pixelSize) {
case 1:
if (s->cfg.bold_colour)
s->term->attr_mask |= ~(ATTR_COLOURS |
(s->cfg.bold_colour ? ATTR_BOLD : 0));
break;
case 2:
s->term->attr_mask |= ~ATTR_COLOURS;
break;
default:
s->term->attr_mask = ~0;
return; /* No point checking more screens. */
}
}
}
} else
s->term->attr_mask = ~(ATTR_COLOURS |
(s->cfg.bold_colour ? ATTR_BOLD : 0));
}
Context get_ctx(void *frontend)
{
Session *s = frontend;
pre_paint(s);
return s;
}
void free_ctx(Context ctx)
{
}
/*
* Presumably this does something in Windows
*/
void post_paint(Session *s)
{
}
/*
* Set the scroll bar position
*
* total is the line number of the bottom of the working screen
* start is the line number of the top of the display
* page is the length of the displayed page
*/
void set_sbar(void *frontend, int total, int start, int page)
{
Session *s = frontend;
/* We don't redraw until we've set everything up, to avoid glitches */
SetControlMinimum(s->scrollbar, 0);
SetControlMaximum(s->scrollbar, total - page);
SetControlValue(s->scrollbar, start);
#if !TARGET_CPU_68K
if (mac_gestalts.cntlattr & gestaltControlMgrPresent)
SetControlViewSize(s->scrollbar, page);
#endif
}
void sys_cursor(void *frontend, int x, int y)
{
/*
* I think his is meaningless under Mac OS.
*/
}
/*
* 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 beep(void *frontend, int mode)
{
if (mode != BELL_VISUAL)
SysBeep(30);
/*
* XXX We should indicate the relevant window and/or use the
* Notification Manager
*/
}
int char_width(Context ctx, int uc)
{
/*
* Until we support exciting character-set stuff, assume all chars are
* single-width.
*/
return 1;
}
/*
* Set icon string -- a no-op here (Windowshade?)
*/
void set_icon(void *frontend, char *icon) {
Session *s = frontend;
}
/*
* Set the window title
*/
void set_title(void *frontend, char *title)
{
Session *s = frontend;
Str255 mactitle;
c2pstrcpy(mactitle, title);
SetWTitle(s->window, mactitle);
}
/*
* set or clear the "raw mouse message" mode
*/
void set_raw_mouse_mode(void *frontend, int activate)
{
Session *s = frontend;
s->raw_mouse = activate;
/* FIXME: Should call mac_updatetermcursor as appropriate. */
}
/*
* Resize the window at the emulator's request
*/
void request_resize(void *frontend, int w, int h)
{
Session *s = frontend;
RgnHandle grayrgn;
Rect graybox;
int wlim, hlim;
/* Arbitrarily clip to the size of the desktop. */
grayrgn = GetGrayRgn();
#if TARGET_API_MAC_CARBON
GetRegionBounds(grayrgn, &graybox);
#else
graybox = (*grayrgn)->rgnBBox;
#endif
wlim = (graybox.right - graybox.left) / s->font_width;
hlim = (graybox.bottom - graybox.top) / s->font_height;
if (w > wlim) w = wlim;
if (h > hlim) h = hlim;
term_size(s->term, h, w, s->cfg.savelines);
mac_initfont(s);
}
/*
* Iconify (actually collapse) the window at the emulator's request.
*/
void set_iconic(void *frontend, int iconic)
{
Session *s = frontend;
UInt32 features;
if (mac_gestalts.apprvers >= 0x0100 &&
GetWindowFeatures(s->window, &features) == noErr &&
(features & kWindowCanCollapse))
CollapseWindow(s->window, iconic);
}
/*
* Move the window in response to a server-side request.
*/
void move_window(void *frontend, int x, int y)
{
Session *s = frontend;
MoveWindow(s->window, x, y, FALSE);
}
/*
* 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)
{
Session *s = frontend;
/*
* We also change the input focus to point to the topmost window,
* since that's probably what the Human Interface Guidelines would
* like us to do.
*/
if (top)
SelectWindow(s->window);
else
SendBehind(s->window, NULL);
}
/*
* Refresh the window in response to a server-side request.
*/
void refresh_window(void *frontend)
{
Session *s = frontend;
term_invalidate(s->term);
}
/*
* Maximise or restore the window in response to a server-side
* request.
*/
void set_zoomed(void *frontend, int zoomed)
{
Session *s = frontend;
ZoomWindow(s->window, zoomed ? inZoomOut : inZoomIn, FALSE);
}
/*
* Report whether the window is iconic, for terminal reports.
*/
int is_iconic(void *frontend)
{
Session *s = frontend;
UInt32 features;
if (mac_gestalts.apprvers >= 0x0100 &&
GetWindowFeatures(s->window, &features) == noErr &&
(features & kWindowCanCollapse))
return IsWindowCollapsed(s->window);
return FALSE;
}
/*
* Report the window's position, for terminal reports.
*/
void get_window_pos(void *frontend, int *x, int *y)
{
Session *s = frontend;
Rect rect;
#if TARGET_API_MAC_CARBON
GetPortBounds(GetWindowPort(s->window), &rect);
#else
rect = s->window->portRect;
#endif
*x = rect.left;
*y = rect.top;
}
/*
* Report the window's pixel size, for terminal reports.
*/
void get_window_pixels(void *frontend, int *x, int *y)
{
Session *s = frontend;
Rect rect;
#if TARGET_API_MAC_CARBON
GetPortBounds(GetWindowPort(s->window), &rect);
#else
rect = s->window->portRect;
#endif
*x = rect.right - rect.left;
*y = rect.bottom - rect.top;
}
/*
* Return the window or icon title.
*/
char *get_window_title(void *frontend, int icon)
{
Session *s = frontend;
Str255 ptitle;
static char title[256];
GetWTitle(s->window, ptitle);
p2cstrcpy(title, ptitle);
return title;
}
/*
* real_palette_set(): This does the actual palette-changing work on behalf
* of palette_set(). Does _not_ call ActivatePalette() in case the caller
* is doing a batch of updates.
*/
static void real_palette_set(Session *s, int n, int r, int g, int b)
{
RGBColor col;
if (!HAVE_COLOR_QD())
return;
col.red = r * 0x0101;
col.green = g * 0x0101;
col.blue = b * 0x0101;
SetEntryColor(s->palette, n, &col);
}
/*
* Set the logical palette. Called by the terminal emulator.
*/
void palette_set(void *frontend, int n, int r, int g, int b)
{
Session *s = frontend;
static const int first[21] = {
0, 2, 4, 6, 8, 10, 12, 14,
1, 3, 5, 7, 9, 11, 13, 15,
16, 17, 18, 20, 21
};
if (!HAVE_COLOR_QD())
return;
real_palette_set(s, first[n], r, g, b);
if (first[n] == 18)
real_palette_set(s, first[n]+1, r, g, b);
if (first[n] == DEFAULT_BG)
mac_adjustwinbg(s);
ActivatePalette(s->window);
}
/*
* Reset to the default palette
*/
void palette_reset(void *frontend)
{
Session *s = frontend;
/* This maps colour indices in cfg to those used in our palette. */
static const int ww[] = {
6, 7, 8, 9, 10, 11, 12, 13,
14, 15, 16, 17, 18, 19, 20, 21,
0, 1, 2, 3, 4, 5
};
int i;
if (!HAVE_COLOR_QD())
return;
assert(lenof(ww) == NCOLOURS);
for (i = 0; i < NCOLOURS; i++) {
real_palette_set(s, i,
s->cfg.colours[ww[i]][0],
s->cfg.colours[ww[i]][1],
s->cfg.colours[ww[i]][2]);
}
mac_adjustwinbg(s);
ActivatePalette(s->window);
/* Palette Manager will generate update events as required. */
}
/*
* Scroll the screen. (`lines' is +ve for scrolling forward, -ve
* for backward.)
*/
void do_scroll(Context ctx, int topline, int botline, int lines)
{
Session *s = ctx;
Rect r;
RgnHandle scrollrgn = NewRgn();
RgnHandle movedupdate = NewRgn();
RgnHandle update = NewRgn();
Point g2l = { 0, 0 };
SetPort((GrafPtr)GetWindowPort(s->window));
/*
* Work out the part of the update region that will scrolled by
* this operation.
*/
if (lines > 0)
SetRectRgn(scrollrgn, 0, (topline + lines) * s->font_height,
s->term->cols * s->font_width,
(botline + 1) * s->font_height);
else
SetRectRgn(scrollrgn, 0, topline * s->font_height,
s->term->cols * s->font_width,
(botline - lines + 1) * s->font_height);
#if TARGET_API_MAC_CARBON
GetWindowRegion(s->window, kWindowUpdateRgn, movedupdate);
#else
GetWindowUpdateRgn(s->window, movedupdate);
#endif
GlobalToLocal(&g2l);
OffsetRgn(movedupdate, g2l.h, g2l.v); /* Convert to local co-ords. */
SectRgn(scrollrgn, movedupdate, movedupdate); /* Clip scrolled section. */
#if TARGET_API_MAC_CARBON
ValidWindowRgn(s->window, movedupdate);
#else
ValidRgn(movedupdate);
#endif
OffsetRgn(movedupdate, 0, -lines * s->font_height); /* Scroll it. */
PenNormal();
if (HAVE_COLOR_QD())
PmBackColor(DEFAULT_BG);
else
BackColor(blackColor); /* XXX make configurable */
SetRect(&r, 0, topline * s->font_height,
s->term->cols * s->font_width, (botline + 1) * s->font_height);
ScrollRect(&r, 0, - lines * s->font_height, update);
#if TARGET_API_MAC_CARBON
InvalWindowRgn(s->window, update);
InvalWindowRgn(s->window, movedupdate);
#else
InvalRgn(update);
InvalRgn(movedupdate);
#endif
DisposeRgn(scrollrgn);
DisposeRgn(movedupdate);
DisposeRgn(update);
}
/* Dummy routine, only required in plink. */
void ldisc_update(void *frontend, int echo, int edit)
{
}
/*
* Mac PuTTY doesn't support printing yet.
*/
printer_job *printer_start_job(char *printer)
{
return NULL;
}
void printer_job_data(printer_job *pj, void *data, int len)
{
}
void printer_finish_job(printer_job *pj)
{
}
void frontend_keypress(void *handle)
{
/*
* Keypress termination in non-Close-On-Exit mode is not
* currently supported in PuTTY proper, because the window
* always has a perfectly good Close button anyway. So we do
* nothing here.
*/
return;
}
/*
* Ask whether to wipe a session log file before writing to it.
* Returns 2 for wipe, 1 for append, 0 for cancel (don't log).
*/
int askappend(void *frontend, Filename filename)
{
/* FIXME: not implemented yet. */
return 2;
}
int from_backend(void *frontend, int is_stderr, const char *data, int len)
{
Session *s = frontend;
return term_data(s->term, is_stderr, data, len);
}
/*
* Emacs magic:
* Local Variables:
* c-file-style: "simon"
* End:
*/
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