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ben-mac-port
putty-source/macterm.c
Ben Harris 9d9426785f Initial simple raw TCP backend 
[originally from svn r211]
1999-09-01 22:16:15 +00:00

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/* $Id: macterm.c,v 1.1.2.36 1999/09/01 22:16:15 ben Exp $ */
/*
* Copyright (c) 1999 Simon Tatham
* Copyright (c) 1999 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 <Fonts.h>
#include <Gestalt.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 <ToolUtils.h>
#include <limits.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "macresid.h"
#include "putty.h"
#include "mac.h"
#define DEFAULT_FG 16
#define DEFAULT_FG_BOLD 17
#define DEFAULT_BG 18
#define DEFAULT_BG_BOLD 19
#define CURSOR_FG 20
#define CURSOR_FG_BOLD 21
#define CURSOR_BG 22
#define CURSOR_BG_BOLD 23
#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 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_scrolltracker(ControlHandle, short);
static pascal void do_text_for_device(short, short, GDHandle, long);
static pascal void mac_set_attr_mask(short, short, GDHandle, long);
static int mac_keytrans(Session *, EventRecord *, unsigned char *);
static void text_click(Session *, EventRecord *);
#if TARGET_RT_MAC_CFM
static RoutineDescriptor mac_scrolltracker_upp =
BUILD_ROUTINE_DESCRIPTOR(uppControlActionProcInfo,
(ProcPtr)mac_scrolltracker);
static RoutineDescriptor do_text_for_device_upp =
BUILD_ROUTINE_DESCRIPTOR(uppDeviceLoopDrawingProcInfo,
(ProcPtr)do_text_for_device);
static RoutineDescriptor mac_set_attr_mask_upp =
BUILD_ROUTINE_DESCRIPTOR(uppDeviceLoopDrawingProcInfo,
(ProcPtr)mac_set_attr_mask);
#else /* not TARGET_RT_MAC_CFM */
#define mac_scrolltracker_upp mac_scrolltracker
#define do_text_for_device_upp do_text_for_device
#define mac_set_attr_mask_upp mac_set_attr_mask
#endif /* not TARGET_RT_MAC_CFM */
static void inbuf_putc(Session *s, int c) {
s->inbuf[s->inbuf_head] = c;
s->inbuf_head = (s->inbuf_head+1) & INBUF_MASK;
}
static void inbuf_putstr(Session *s, const char *c) {
while (*c)
inbuf_putc(s, *c++);
}
static void display_resource(Session *s, unsigned long type, short id) {
Handle h;
int len, i;
char *t;
h = GetResource(type, id);
if (h == NULL)
fatalbox("Can't get test resource");
SetResAttrs(h, GetResAttrs(h) | resLocked);
t = *h;
len = GetResourceSizeOnDisk(h);
for (i = 0; i < len; i++) {
inbuf_putc(s, t[i]);
term_out(s);
}
SetResAttrs(h, GetResAttrs(h) & ~resLocked);
ReleaseResource(h);
}
void mac_newsession(void) {
Session *s;
UInt32 starttime;
char msg[128];
/* This should obviously be initialised by other means */
s = smalloc(sizeof(*s));
memset(s, 0, sizeof(*s));
mac_loadconfig(&s->cfg);
s->back = &rawtcp_backend;
/* XXX: Own storage management? */
if (HAVE_COLOR_QD())
s->window = GetNewCWindow(wTerminal, NULL, (WindowPtr)-1);
else
s->window = GetNewWindow(wTerminal, NULL, (WindowPtr)-1);
SetWRefCon(s->window, (long)s);
s->scrollbar = GetNewControl(cVScroll, s->window);
term_init(s);
term_size(s, s->cfg.height, s->cfg.width, s->cfg.savelines);
mac_initfont(s);
mac_initpalette(s);
s->attr_mask = ATTR_MASK;
if (HAVE_COLOR_QD()) {
/* Set to FALSE to not get palette updates in the background. */
SetPalette(s->window, s->palette, TRUE);
ActivatePalette(s->window);
}
ShowWindow(s->window);
s->back->init(s);
#if 0
starttime = TickCount();
display_resource(s, 'pTST', 128);
sprintf(msg, "Elapsed ticks: %d\015\012", TickCount() - starttime);
inbuf_putstr(s, msg);
term_out(s);
#endif
}
static void mac_initfont(Session *s) {
Str255 macfont;
FontInfo fi;
SetPort(s->window);
macfont[0] = sprintf((char *)&macfont[1], "%s", s->cfg.font);
GetFNum(macfont, &s->fontnum);
TextFont(s->fontnum);
TextFace(s->cfg.fontisbold ? bold : 0);
TextSize(s->cfg.fontheight);
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;
if (!s->cfg.bold_colour) {
TextFace(bold);
s->font_boldadjust = s->font_width - CharWidth('W');
} else
s->font_boldadjust = 0;
mac_adjustsize(s, s->rows, s->cols);
}
/*
* 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);
}
static void mac_initpalette(Session *s) {
if (!HAVE_COLOR_QD())
return;
s->palette = NewPalette((*s->cfg.colours)->pmEntries,
NULL, pmCourteous, 0);
if (s->palette == NULL)
fatalbox("Unable to create palette");
CopyPalette(s->cfg.colours, s->palette, 0, 0,
(*s->cfg.colours)->pmEntries);
mac_adjustwinbg(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_RT_CFM /* XXX doesn't link (at least for 68k) */
if (mac_gestalts.windattr & gestaltWindowMgrPresent)
SetWindowContentColor(s->window,
&(*s->palette)->pmInfo[DEFAULT_BG].ciRGB);
else
#endif
{
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);
}
}
/*
* Set the cursor shape correctly
*/
void mac_adjusttermcursor(WindowPtr window, Point mouse, RgnHandle cursrgn) {
Session *s;
ControlHandle control;
short part;
int x, y;
SetPort(window);
s = (Session *)GetWRefCon(window);
GlobalToLocal(&mouse);
part = FindControl(mouse, window, &control);
if (control == s->scrollbar) {
SetCursor(&qd.arrow);
RectRgn(cursrgn, &(*s->scrollbar)->contrlRect);
SectRgn(cursrgn, window->visRgn, cursrgn);
} else {
x = mouse.h / s->font_width;
y = mouse.v / s->font_height;
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);
SectRgn(cursrgn, window->visRgn, cursrgn);
}
}
/*
* Enable/disable menu items based on the active terminal window.
*/
void mac_adjusttermmenus(WindowPtr window) {
Session *s;
MenuHandle menu;
long offset;
s = (Session *)GetWRefCon(window);
menu = GetMenuHandle(mEdit);
EnableItem(menu, 0);
DisableItem(menu, iUndo);
DisableItem(menu, iCut);
if (term_hasselection(s))
EnableItem(menu, iCopy);
else
DisableItem(menu, iCopy);
if (GetScrap(NULL, 'TEXT', &offset) == noTypeErr)
DisableItem(menu, iPaste);
else
EnableItem(menu, iPaste);
DisableItem(menu, iClear);
EnableItem(menu, iSelectAll);
}
void mac_menuterm(WindowPtr window, short menu, short item) {
Session *s;
s = (Session *)GetWRefCon(window);
switch (menu) {
case mEdit:
switch (item) {
case iCopy:
term_copy(s);
break;
case iPaste:
term_paste(s);
break;
}
}
}
void mac_clickterm(WindowPtr window, EventRecord *event) {
Session *s;
Point mouse;
ControlHandle control;
int part;
s = (Session *)GetWRefCon(window);
SetPort(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, +1, GetControlValue(control));
break;
case kControlUpButtonPart:
case kControlDownButtonPart:
case kControlPageUpPart:
case kControlPageDownPart:
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(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, event->modifiers & shiftKey ? MB_EXTEND : MB_SELECT, lastact,
col, row);
lastsess = s;
lastrow = row;
lastcol = col;
while (StillDown()) {
GetMouse(&localwhere);
col = PTOCC(localwhere.h);
row = PTOCR(localwhere.v);
term_mouse(s, event->modifiers & shiftKey ? MB_EXTEND : MB_SELECT,
MA_DRAG, col, row);
if (row > s->rows - 1)
term_scroll(s, 0, row - (s->rows - 1));
else if (row < 0)
term_scroll(s, 0, row);
}
term_mouse(s, event->modifiers & shiftKey ? MB_EXTEND : MB_SELECT,
MA_RELEASE, col, row);
lastwhen = TickCount();
}
void write_clip(void *data, int len) {
if (ZeroScrap() != noErr)
return;
PutScrap(len, 'TEXT', data);
}
void get_clip(void **p, int *lenp) {
static Handle h = NULL;
long offset;
if (p == NULL) {
/* release memory */
if (h != NULL)
DisposeHandle(h);
h = NULL;
} else
if (GetScrap(NULL, 'TEXT', &offset) > 0) {
h = NewHandle(0);
*lenp = GetScrap(h, 'TEXT', &offset);
HLock(h);
*p = *h;
if (*p == NULL || *lenp <= 0)
fatalbox("Empty scrap");
} else {
*p = NULL;
*lenp = 0;
}
}
static pascal void mac_scrolltracker(ControlHandle control, short part) {
Session *s;
s = (Session *)GetWRefCon((*control)->contrlOwner);
switch (part) {
case kControlUpButtonPart:
term_scroll(s, 0, -1);
break;
case kControlDownButtonPart:
term_scroll(s, 0, +1);
break;
case kControlPageUpPart:
term_scroll(s, 0, -(s->rows - 1));
break;
case kControlPageDownPart:
term_scroll(s, 0, +(s->rows - 1));
break;
}
}
#define K_BS 0x3300
#define K_F1 0x7a00
#define K_F2 0x7800
#define K_F3 0x6300
#define K_F4 0x7600
#define K_F5 0x6000
#define K_F6 0x6100
#define K_F7 0x6200
#define K_F8 0x6400
#define K_F9 0x6500
#define K_F10 0x6d00
#define K_F11 0x6700
#define K_F12 0x6f00
#define K_F13 0x6900
#define K_F14 0x6b00
#define K_F15 0x7100
#define K_INSERT 0x7200
#define K_HOME 0x7300
#define K_PRIOR 0x7400
#define K_DELETE 0x7500
#define K_END 0x7700
#define K_NEXT 0x7900
#define K_LEFT 0x7b00
#define K_RIGHT 0x7c00
#define K_DOWN 0x7d00
#define K_UP 0x7e00
#define KP_0 0x5200
#define KP_1 0x5300
#define KP_2 0x5400
#define KP_3 0x5500
#define KP_4 0x5600
#define KP_5 0x5700
#define KP_6 0x5800
#define KP_7 0x5900
#define KP_8 0x5b00
#define KP_9 0x5c00
#define KP_CLEAR 0x4700
#define KP_EQUAL 0x5100
#define KP_SLASH 0x4b00
#define KP_STAR 0x4300
#define KP_PLUS 0x4500
#define KP_MINUS 0x4e00
#define KP_DOT 0x4100
#define KP_ENTER 0x4c00
void mac_keyterm(WindowPtr window, EventRecord *event) {
unsigned char buf[20];
int len;
Session *s;
s = (Session *)GetWRefCon(window);
len = mac_keytrans(s, event, buf);
s->back->send(s, (char *)buf, len);
}
static UInt32 mac_rekey(EventModifiers newmodifiers, UInt32 oldmessage) {
UInt32 transresult, state;
Ptr kchr;
state = 0;
kchr = (Ptr)GetScriptManagerVariable(smKCHRCache);
transresult = KeyTranslate(kchr,
(oldmessage & keyCodeMask) >> 8 |
newmodifiers & 0xff00,
&state);
/*
* KeyTranslate returns two character codes. We only worry about
* one. Yes, this is slightly bogus, but it makes life less
* painful.
*/
return oldmessage & ~charCodeMask | transresult & 0xff;
}
static int mac_keytrans(Session *s, EventRecord *event,
unsigned char *output) {
unsigned char *p = output;
int code;
/* No meta key yet -- that'll be rather fun. */
/* Check if the meta "key" was held down */
if ((event->modifiers & s->cfg.meta_modifiers) == s->cfg.meta_modifiers) {
*p++ = '\033';
event->modifiers &= ~s->cfg.meta_modifiers;
event->message = mac_rekey(event->modifiers, event->message);
}
/* Keys that we handle locally */
if (event->modifiers & shiftKey) {
switch (event->message & keyCodeMask) {
case K_PRIOR: /* shift-pageup */
term_scroll(s, 0, -(s->rows - 1));
return 0;
case K_NEXT: /* shift-pagedown */
term_scroll(s, 0, +(s->rows - 1));
return 0;
}
}
/*
* Control-2 should return ^@ (0x00), Control-6 should return
* ^^ (0x1E), and Control-Minus should return ^_ (0x1F). Since
* the DOS keyboard handling did it, and we have nothing better
* to do with the key combo in question, we'll also map
* Control-Backquote to ^\ (0x1C).
*/
if (event->modifiers & controlKey) {
switch (event->message & charCodeMask) {
case ' ': case '2':
*p++ = 0x00;
return p - output;
case '`':
*p++ = 0x1c;
return p - output;
case '6':
*p++ = 0x1e;
return p - output;
case '/':
*p++ = 0x1f;
return p - output;
}
}
/*
* First, 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.
*/
code = 0;
switch (event->message & keyCodeMask) {
case K_F1: code = (event->modifiers & shiftKey ? 23 : 11); break;
case K_F2: code = (event->modifiers & shiftKey ? 24 : 12); break;
case K_F3: code = (event->modifiers & shiftKey ? 25 : 13); break;
case K_F4: code = (event->modifiers & shiftKey ? 26 : 14); break;
case K_F5: code = (event->modifiers & shiftKey ? 28 : 15); break;
case K_F6: code = (event->modifiers & shiftKey ? 29 : 17); break;
case K_F7: code = (event->modifiers & shiftKey ? 31 : 18); break;
case K_F8: code = (event->modifiers & shiftKey ? 32 : 19); break;
case K_F9: code = (event->modifiers & shiftKey ? 33 : 20); break;
case K_F10: code = (event->modifiers & shiftKey ? 34 : 21); break;
case K_F11: code = 23; break;
case K_F12: code = 24; break;
case K_HOME: code = 1; break;
case K_INSERT: code = 2; break;
case K_DELETE: code = 3; break;
case K_END: code = 4; break;
case K_PRIOR: code = 5; break;
case K_NEXT: code = 6; break;
}
if (s->cfg.linux_funkeys && code >= 11 && code <= 15) {
p += sprintf((char *)p, "\x1B[[%c", code + 'A' - 11);
return p - output;
}
if (s->cfg.rxvt_homeend && (code == 1 || code == 4)) {
p += sprintf((char *)p, code == 1 ? "\x1B[H" : "\x1BOw");
return p - output;
}
if (code) {
p += sprintf((char *)p, "\x1B[%d~", code);
return p - output;
}
if (s->app_keypad_keys) {
switch (event->message & keyCodeMask) {
case KP_ENTER: p += sprintf((char *)p, "\x1BOM"); return p - output;
case KP_CLEAR: p += sprintf((char *)p, "\x1BOP"); return p - output;
case KP_EQUAL: p += sprintf((char *)p, "\x1BOQ"); return p - output;
case KP_SLASH: p += sprintf((char *)p, "\x1BOR"); return p - output;
case KP_STAR: p += sprintf((char *)p, "\x1BOS"); return p - output;
case KP_PLUS: p += sprintf((char *)p, "\x1BOl"); return p - output;
case KP_MINUS: p += sprintf((char *)p, "\x1BOm"); return p - output;
case KP_DOT: p += sprintf((char *)p, "\x1BOn"); return p - output;
case KP_0: p += sprintf((char *)p, "\x1BOp"); return p - output;
case KP_1: p += sprintf((char *)p, "\x1BOq"); return p - output;
case KP_2: p += sprintf((char *)p, "\x1BOr"); return p - output;
case KP_3: p += sprintf((char *)p, "\x1BOs"); return p - output;
case KP_4: p += sprintf((char *)p, "\x1BOt"); return p - output;
case KP_5: p += sprintf((char *)p, "\x1BOu"); return p - output;
case KP_6: p += sprintf((char *)p, "\x1BOv"); return p - output;
case KP_7: p += sprintf((char *)p, "\x1BOw"); return p - output;
case KP_8: p += sprintf((char *)p, "\x1BOx"); return p - output;
case KP_9: p += sprintf((char *)p, "\x1BOy"); return p - output;
}
}
switch (event->message & keyCodeMask) {
case K_UP:
p += sprintf((char *)p, s->app_cursor_keys ? "\x1BOA" : "\x1B[A");
return p - output;
case K_DOWN:
p += sprintf((char *)p, s->app_cursor_keys ? "\x1BOB" : "\x1B[B");
return p - output;
case K_RIGHT:
p += sprintf((char *)p, s->app_cursor_keys ? "\x1BOC" : "\x1B[C");
return p - output;
case K_LEFT:
p += sprintf((char *)p, s->app_cursor_keys ? "\x1BOD" : "\x1B[D");
return p - output;
case KP_ENTER:
*p++ = 0x0d;
return p - output;
case K_BS:
*p++ = (s->cfg.bksp_is_delete ? 0x7f : 0x08);
return p - output;
default:
*p++ = event->message & charCodeMask;
return p - output;
}
}
void mac_growterm(WindowPtr window, EventRecord *event) {
Rect limits;
long grow_result;
int newrows, newcols;
Session *s;
s = (Session *)GetWRefCon(window);
SetRect(&limits, s->font_width + 15, s->font_height, SHRT_MAX, SHRT_MAX);
grow_result = GrowWindow(window, event->where, &limits);
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, newrows, newcols, s->cfg.savelines);
}
}
void mac_activateterm(WindowPtr window, Boolean active) {
Session *s;
s = (Session *)GetWRefCon(window);
s->has_focus = active;
term_update(s);
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);
}
void mac_updateterm(WindowPtr window) {
Session *s;
s = (Session *)GetWRefCon(window);
SetPort(window);
BeginUpdate(window);
pre_paint(s);
term_paint(s,
(*window->visRgn)->rgnBBox.left,
(*window->visRgn)->rgnBBox.top,
(*window->visRgn)->rgnBBox.right,
(*window->visRgn)->rgnBBox.bottom);
/* 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)
EraseRect(&(*s->scrollbar)->contrlRect);
UpdateControls(window, window->visRgn);
mac_drawgrowicon(s);
post_paint(s);
EndUpdate(window);
}
static void mac_drawgrowicon(Session *s) {
Rect clip;
SetPort(s->window);
/* Stop DrawGrowIcon giving us space for a horizontal scrollbar */
SetRect(&clip, s->window->portRect.right - 15, SHRT_MIN,
SHRT_MAX, SHRT_MAX);
ClipRect(&clip);
DrawGrowIcon(s->window);
clip.left = SHRT_MIN;
ClipRect(&clip);
}
struct do_text_args {
Session *s;
Rect textrect;
Rect leadrect;
char *text;
int len;
unsigned long attr;
};
/*
* Call from the terminal emulator to draw a bit of text
*
* x and y are text row and column (zero-based)
*/
void do_text(Session *s, int x, int y, char *text, int len,
unsigned long attr) {
int style = 0;
struct do_text_args a;
RgnHandle textrgn;
SetPort(s->window);
/* 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 * s->font_width;
a.textrect.right = (x + len) * s->font_width;
if (!RectInRgn(&a.textrect, s->window->visRgn))
return;
a.s = s;
a.text = text;
a.len = len;
a.attr = attr;
if (s->font_leading > 0)
SetRect(&a.leadrect,
a.textrect.left, a.textrect.bottom - s->font_leading,
a.textrect.right, a.textrect.bottom);
else
SetRect(&a.leadrect, 0, 0, 0, 0);
SetPort(s->window);
TextFont(s->fontnum);
if (s->cfg.fontisbold || (attr & ATTR_BOLD) && !s->cfg.bold_colour)
style |= bold;
if (attr & ATTR_UNDER)
style |= underline;
TextFace(style);
TextSize(s->cfg.fontheight);
SetFractEnable(FALSE); /* We want characters on pixel boundaries */
if (HAVE_COLOR_QD())
if (style & bold) {
SpaceExtra(s->font_boldadjust << 16);
CharExtra(s->font_boldadjust << 16);
} else {
SpaceExtra(0);
CharExtra(0);
}
textrgn = NewRgn();
RectRgn(textrgn, &a.textrect);
if (HAVE_COLOR_QD())
DeviceLoop(textrgn, &do_text_for_device_upp, (long)&a, 0);
else
do_text_for_device(1, 0, NULL, (long)&a);
DisposeRgn(textrgn);
/* Tell the window manager about it in case this isn't an update */
ValidRect(&a.textrect);
}
static pascal void do_text_for_device(short depth, short devflags,
GDHandle device, long cookie) {
struct do_text_args *a;
int bgcolour, fgcolour, bright;
a = (struct do_text_args *)cookie;
bright = (a->attr & ATTR_BOLD) && a->s->cfg.bold_colour;
TextMode(a->attr & ATTR_REVERSE ? notSrcCopy : srcCopy);
switch (depth) {
case 1:
/* XXX This should be done with a _little_ more configurability */
ForeColor(whiteColor);
BackColor(blackColor);
if (a->attr & ATTR_ACTCURS)
TextMode(a->attr & ATTR_REVERSE ? srcCopy : notSrcCopy);
break;
case 2:
if (a->attr & ATTR_ACTCURS) {
PmForeColor(bright ? CURSOR_FG_BOLD : CURSOR_FG);
PmBackColor(CURSOR_BG);
TextMode(srcCopy);
} else {
PmForeColor(bright ? DEFAULT_FG_BOLD : DEFAULT_FG);
PmBackColor(DEFAULT_BG);
}
break;
default:
if (a->attr & ATTR_ACTCURS) {
fgcolour = bright ? CURSOR_FG_BOLD : CURSOR_FG;
bgcolour = CURSOR_BG;
TextMode(srcCopy);
} else {
fgcolour = ((a->attr & ATTR_FGMASK) >> ATTR_FGSHIFT) * 2;
bgcolour = ((a->attr & ATTR_BGMASK) >> ATTR_BGSHIFT) * 2;
if (bright)
if (a->attr & ATTR_REVERSE)
bgcolour++;
else
fgcolour++;
}
PmForeColor(fgcolour);
PmBackColor(bgcolour);
break;
}
if (a->attr & ATTR_REVERSE)
PaintRect(&a->leadrect);
else
EraseRect(&a->leadrect);
MoveTo(a->textrect.left, a->textrect.top + a->s->font_ascent);
/* FIXME: Sort out bold width adjustments on Original QuickDraw. */
DrawText(a->text, 0, a->len);
if (a->attr & ATTR_PASCURS) {
PenNormal();
switch (depth) {
case 1:
PenMode(patXor);
break;
default:
PmForeColor(CURSOR_BG);
break;
}
FrameRect(&a->textrect);
}
}
/*
* Call from the terminal emulator to get its graphics context.
* Should probably be called start_redraw or something.
*/
void pre_paint(Session *s) {
s->attr_mask = ATTR_INVALID;
if (HAVE_COLOR_QD())
DeviceLoop(s->window->visRgn, &mac_set_attr_mask_upp, (long)s, 0);
else
mac_set_attr_mask(1, 0, NULL, (long)s);
}
static pascal void mac_set_attr_mask(short depth, short devflags,
GDHandle device, long cookie) {
Session *s = (Session *)cookie;
switch (depth) {
default:
s->attr_mask |= ATTR_FGMASK | ATTR_BGMASK;
/* FALLTHROUGH */
case 2:
s->attr_mask |= ATTR_BOLD;
/* FALLTHROUGH */
case 1:
s->attr_mask |= ATTR_UNDER | ATTR_REVERSE | ATTR_ACTCURS |
ATTR_PASCURS | ATTR_ASCII | ATTR_GBCHR | ATTR_LINEDRW |
(s->cfg.bold_colour ? 0 : ATTR_BOLD);
break;
}
}
/*
* 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(Session *s, int total, int start, int page) {
/* We don't redraw until we've set everything up, to avoid glitches */
(*s->scrollbar)->contrlMin = 0;
(*s->scrollbar)->contrlMax = total - page;
SetControlValue(s->scrollbar, start);
#if TARGET_RT_CFM
/* XXX: This doesn't link for me. */
if (mac_gestalts.cntlattr & gestaltControlMgrPresent)
SetControlViewSize(s->scrollbar, page);
#endif
}
/*
* Beep
*/
void beep(Session *s) {
SysBeep(30);
/*
* XXX We should indicate the relevant window and/or use the
* Notification Manager
*/
}
/*
* Set icon string -- a no-op here (Windowshade?)
*/
void set_icon(Session *s, char *icon) {
}
/*
* Set the window title
*/
void set_title(Session *s, char *title) {
Str255 mactitle;
mactitle[0] = sprintf((char *)&mactitle[1], "%s", title);
SetWTitle(s->window, mactitle);
}
/*
* Resize the window at the emulator's request
*/
void request_resize(Session *s, int w, int h) {
s->cols = w;
s->rows = h;
mac_initfont(s);
}
/*
* Set the logical palette
*/
void palette_set(Session *s, int n, int r, int g, int b) {
RGBColor col;
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, 22
};
if (!HAVE_COLOR_QD())
return;
col.red = r * 0x0101;
col.green = g * 0x0101;
col.blue = b * 0x0101;
SetEntryColor(s->palette, first[n], &col);
if (first[n] >= 18)
SetEntryColor(s->palette, first[n]+1, &col);
if (first[n] == DEFAULT_BG)
mac_adjustwinbg(s);
ActivatePalette(s->window);
}
/*
* Reset to the default palette
*/
void palette_reset(Session *s) {
if (!HAVE_COLOR_QD())
return;
CopyPalette(s->cfg.colours, s->palette, 0, 0,
(*s->cfg.colours)->pmEntries);
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(Session *s, int topline, int botline, int lines) {
Rect r;
RgnHandle update;
/* FIXME: This is seriously broken on Original QuickDraw. No idea why. */
SetPort(s->window);
if (HAVE_COLOR_QD())
PmBackColor(DEFAULT_BG);
else
BackColor(blackColor);
update = NewRgn();
SetRect(&r, 0, topline * s->font_height,
s->cols * s->font_width, (botline + 1) * s->font_height);
ScrollRect(&r, 0, - lines * s->font_height, update);
/* XXX: move update region? */
InvalRgn(update);
DisposeRgn(update);
}
void lognegot(/*Session *s,*/ const char *str) {
/* XXX Do something */
}
/*
* Emacs magic:
* Local Variables:
* c-file-style: "simon"
* End:
*/
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