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/* $XTermId: Tekproc.c,v 1.239 2020/06/02 23:12:04 tom Exp $ */
/*
* Copyright 2001-2019,2020 by Thomas E. Dickey
*
* 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 ABOVE LISTED COPYRIGHT HOLDER(S) 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.
*
* Except as contained in this notice, the name(s) of the above copyright
* holders shall not be used in advertising or otherwise to promote the
* sale, use or other dealings in this Software without prior written
* authorization.
*
* Copyright 1988 X Consortium
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation.
*
* 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
* OPEN GROUP 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.
*
* Except as contained in this notice, the name of the X Consortium shall not be
* used in advertising or otherwise to promote the sale, use or other dealings
* in this Software without prior written authorization from the X Consortium.
*
* Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
*
* All Rights Reserved
*
* Permission to use, copy, modify, and distribute this software and its
* documentation for any purpose and without fee is hereby granted,
* provided that the above copyright notice appear in all copies and that
* both that copyright notice and this permission notice appear in
* supporting documentation, and that the name of Digital Equipment
* Corporation not be used in advertising or publicity pertaining to
* distribution of the software without specific, written prior permission.
*
*
* DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
* DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
* ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
* WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
* SOFTWARE.
*/
/* Tekproc.c */
#define RES_OFFSET(field) XtOffsetOf(TekWidgetRec, field)
#include <xterm.h>
#include <X11/Xatom.h>
#include <X11/Xutil.h>
#include <X11/cursorfont.h>
#include <X11/Xmu/CharSet.h>
#if OPT_TOOLBAR
#if defined(HAVE_LIB_XAW)
#include <X11/Xaw/Form.h>
#elif defined(HAVE_LIB_XAW3D)
#include <X11/Xaw3d/Form.h>
#elif defined(HAVE_LIB_XAW3DXFT)
#include <X11/Xaw3dxft/Form.h>
#elif defined(HAVE_LIB_NEXTAW)
#include <X11/neXtaw/Form.h>
#elif defined(HAVE_LIB_XAWPLUS)
#include <X11/XawPlus/Form.h>
#endif
#endif /* OPT_TOOLBAR */
#include <assert.h>
#include <stdio.h>
#include <ctype.h>
#include <signal.h>
#include <Tekparse.h>
#include <data.h>
#include <error.h>
#include <menu.h>
#include <xstrings.h>
#define DefaultGCID(tw) \
XGContextFromGC(DefaultGC(XtDisplay(tw), \
DefaultScreen(XtDisplay(tw))))
/* Tek defines */
#define MY_CLASS "Tek4014"
#define MY_NAME "tek4014"
#define SOLIDLINE 0
#define DOTTEDLINE 1
#define DOTDASHEDLINE 2
#define SHORTDASHEDLINE 3
#define LONGDASHEDLINE 4
#define EAST 001
#define WEST 002
#define NORTH 004
#define SOUTH 010
#define LINEMASK 07
#define MARGIN1 0
#define MARGIN2 1
#define MAX_PTS 150
#define MAX_VTX 300
#define PENDOWN 1
#define PENUP 0
#define TEKBOTTOMPAD 23
#define TEKDEFHEIGHT 565
#define TEKDEFWIDTH 750
#define TEKHEIGHT 3072
#define TEKHOME ( (TekChar[tekscr->page.fontsize].nlines - 1) \
* TekChar[tekscr->page.fontsize].vsize)
#define TEKMINHEIGHT 452
#define TEKMINWIDTH 600
#define TEKTOPPAD 34
#define TEKWIDTH 4096
#define FULL_HEIGHT (TEKHEIGHT + TEKTOPPAD + TEKBOTTOMPAD)
#define BottomY(y) (TEKHEIGHT + TEKTOPPAD - (y))
#define BorderOf(tw) (TScreenOf((tw)->vt)->border)
#define ScaleOf(tw) TekScale(TekScreenOf(tw))
#define ScaledX(tw,x) (((x) * ScaleOf(tw)) + BorderOf(tw))
#define ScaledY(tw,y) ((BottomY(y) * ScaleOf(tw)) + BorderOf(tw))
#define TekMove(tw,x,y) do { tekscr->cur_X = x; tekscr->cur_Y = y; } while (0)
#define input() Tinput(tw)
#define unput(c) *Tpushback++ = (Char) c
/* *INDENT-OFF* */
static const struct Tek_Char {
int hsize; /* in Tek units */
int vsize; /* in Tek units */
int charsperline;
int nlines;
} TekChar[TEKNUMFONTS] = {
{56, 88, 74, 35}, /* large */
{51, 82, 81, 38}, /* #2 */
{34, 53, 121, 58}, /* #3 */
{31, 48, 133, 64}, /* small */
};
/* *INDENT-ON* */
static Cursor GINcursor;
static XSegment *line_pt;
static int nplot;
static TekLink Tek0;
static jmp_buf Tekjump;
static TekLink *TekRecord;
static XSegment *Tline;
static Const int *curstate = Talptable;
static Const int *Tparsestate = Talptable;
static char defaultTranslations[] = "\
~Meta<KeyPress>: insert-seven-bit() \n\
Meta<KeyPress>: insert-eight-bit() \n\
!Ctrl <Btn1Down>: popup-menu(mainMenu) \n\
!Lock Ctrl <Btn1Down>: popup-menu(mainMenu) \n\
!Lock Ctrl @Num_Lock <Btn1Down>: popup-menu(mainMenu) \n\
!Ctrl @Num_Lock <Btn1Down>: popup-menu(mainMenu) \n\
!Ctrl <Btn2Down>: popup-menu(tekMenu) \n\
!Lock Ctrl <Btn2Down>: popup-menu(tekMenu) \n\
!Lock Ctrl @Num_Lock <Btn2Down>: popup-menu(tekMenu) \n\
!Ctrl @Num_Lock <Btn2Down>: popup-menu(tekMenu) \n\
Shift ~Meta<Btn1Down>: gin-press(L) \n\
~Meta<Btn1Down>: gin-press(l) \n\
Shift ~Meta<Btn2Down>: gin-press(M) \n\
~Meta<Btn2Down>: gin-press(m) \n\
Shift ~Meta<Btn3Down>: gin-press(R) \n\
~Meta<Btn3Down>: gin-press(r)";
/* *INDENT-OFF* */
static XtActionsRec actionsList[] = {
{ "string", HandleStringEvent },
{ "insert", HandleKeyPressed }, /* alias for insert-seven-bit */
{ "insert-seven-bit", HandleKeyPressed },
{ "insert-eight-bit", HandleEightBitKeyPressed },
{ "gin-press", HandleGINInput },
{ "secure", HandleSecure },
{ "create-menu", HandleCreateMenu },
{ "popup-menu", HandlePopupMenu },
/* menu actions */
{ "allow-send-events", HandleAllowSends },
{ "set-visual-bell", HandleSetVisualBell },
#ifdef ALLOWLOGGING
{ "set-logging", HandleLogging },
#endif
{ "redraw", HandleRedraw },
{ "send-signal", HandleSendSignal },
{ "quit", HandleQuit },
{ "set-scrollbar", HandleScrollbar },
{ "set-jumpscroll", HandleJumpscroll },
{ "set-reverse-video", HandleReverseVideo },
{ "set-autowrap", HandleAutoWrap },
{ "set-reversewrap", HandleReverseWrap },
{ "set-autolinefeed", HandleAutoLineFeed },
{ "set-appcursor", HandleAppCursor },
{ "set-appkeypad", HandleAppKeypad },
{ "set-scroll-on-key", HandleScrollKey },
{ "set-scroll-on-tty-output", HandleScrollTtyOutput },
{ "set-allow132", HandleAllow132 },
{ "set-cursesemul", HandleCursesEmul },
{ "set-marginbell", HandleMarginBell },
{ "set-altscreen", HandleAltScreen },
{ "soft-reset", HandleSoftReset },
{ "hard-reset", HandleHardReset },
{ "set-terminal-type", HandleSetTerminalType },
{ "set-visibility", HandleVisibility },
{ "set-tek-text", HandleSetTekText },
{ "tek-page", HandleTekPage },
{ "tek-reset", HandleTekReset },
{ "tek-copy", HandleTekCopy },
#if OPT_TOOLBAR
{ "set-toolbar", HandleToolbar },
#endif
};
/* *INDENT-ON* */
static Dimension defOne = 1;
#define GIN_TERM_NONE_STR "none"
#define GIN_TERM_CR_STR "CRonly"
#define GIN_TERM_EOT_STR "CR&EOT"
#define GIN_TERM_NONE 0
#define GIN_TERM_CR 1
#define GIN_TERM_EOT 2
#ifdef VMS
#define DFT_FONT_SMALL "FIXED"
#else
#define DFT_FONT_SMALL "6x10"
#endif
static XtResource resources[] =
{
{XtNwidth, XtCWidth, XtRDimension, sizeof(Dimension),
XtOffsetOf(CoreRec, core.width), XtRDimension, (caddr_t) & defOne},
{XtNheight, XtCHeight, XtRDimension, sizeof(Dimension),
XtOffsetOf(CoreRec, core.height), XtRDimension, (caddr_t) & defOne},
Fres("fontLarge", XtCFont, tek.Tfont[TEK_FONT_LARGE], "9x15"),
Fres("font2", XtCFont, tek.Tfont[TEK_FONT_2], "6x13"),
Fres("font3", XtCFont, tek.Tfont[TEK_FONT_3], "8x13"),
Fres("fontSmall", XtCFont, tek.Tfont[TEK_FONT_SMALL], DFT_FONT_SMALL),
Sres(XtNinitialFont, XtCInitialFont, tek.initial_font, "large"),
Sres("ginTerminator", "GinTerminator", tek.gin_terminator_str, GIN_TERM_NONE_STR),
#if OPT_TOOLBAR
Wres(XtNmenuBar, XtCMenuBar, tek.tb_info.menu_bar, 0),
Ires(XtNmenuHeight, XtCMenuHeight, tek.tb_info.menu_height, 25),
#endif
};
static IChar Tinput(TekWidget /* tw */ );
static int getpoint(TekWidget /* tw */ );
static void TCursorBack(TekWidget /* tw */ );
static void TCursorDown(TekWidget /* tw */ );
static void TCursorForward(TekWidget /* tw */ );
static void TCursorUp(TekWidget /* tw */ );
static void TekBackground(TekWidget /* tw */ ,
TScreen * /* screen */ );
static void TekResize(Widget /* w */ );
static void TekDraw(TekWidget /* tw */ ,
int /* x */ ,
int /* y */ );
static void TekEnq(TekWidget /* tw */ ,
unsigned /* status */ ,
int /* x */ ,
int /* y */ );
static void TekFlush(TekWidget /* tw */ );
static void TekInitialize(Widget /* request */ ,
Widget /* wnew */ ,
ArgList /* args */ ,
Cardinal * /* num_args */ );
static void TekPage(TekWidget /* tw */ );
static void TekRealize(Widget /* gw */ ,
XtValueMask * /* valuemaskp */ ,
XSetWindowAttributes * /* values */ );
static WidgetClassRec tekClassRec =
{
{
/* core_class fields */
(WidgetClass) & widgetClassRec, /* superclass */
MY_CLASS, /* class_name */
sizeof(TekWidgetRec), /* widget_size */
NULL, /* class_initialize */
NULL, /* class_part_initialize */
False, /* class_inited */
TekInitialize, /* initialize */
NULL, /* initialize_hook */
TekRealize, /* realize */
actionsList, /* actions */
XtNumber(actionsList), /* num_actions */
resources, /* resources */
XtNumber(resources), /* num_resources */
NULLQUARK, /* xrm_class */
True, /* compress_motion */
True, /* compress_exposure */
True, /* compress_enterleave */
False, /* visible_interest */
NULL, /* destroy */
TekResize, /* resize */
TekExpose, /* expose */
NULL, /* set_values */
NULL, /* set_values_hook */
XtInheritSetValuesAlmost, /* set_values_almost */
NULL, /* get_values_hook */
NULL, /* accept_focus */
XtVersion, /* version */
NULL, /* callback_offsets */
defaultTranslations, /* tm_table */
XtInheritQueryGeometry, /* query_geometry */
XtInheritDisplayAccelerator, /* display_accelerator */
NULL /* extension */
}
};
WidgetClass tekWidgetClass = (WidgetClass) & tekClassRec;
static Bool Tfailed = False;
/*
* TekInit/TekRun are called after the VT100 widget has been initialized, but
* may be before VT100 is realized, depending upon whether Tek4014 is the
* first window to be shown.
*/
int
TekInit(void)
{
Widget form_top, menu_top;
Dimension menu_high;
if (!Tfailed
&& tekWidget == 0) {
Cardinal nargs = 0;
Arg myArgs[3];
Boolean iconic = 0;
TRACE(("TekInit\n"));
XtSetArg(myArgs[nargs], XtNiconic, &iconic);
++nargs;
XtGetValues(toplevel, myArgs, nargs);
nargs = 0;
XtSetArg(myArgs[nargs], XtNiconic, iconic);
++nargs;
XtSetArg(myArgs[nargs], XtNallowShellResize, True);
++nargs;
XtSetArg(myArgs[nargs], XtNinput, True);
++nargs;
/* this causes the Initialize method to be called */
tekshellwidget =
XtCreatePopupShell("tektronix", topLevelShellWidgetClass,
toplevel, myArgs, nargs);
SetupMenus(tekshellwidget, &form_top, &menu_top, &menu_high);
/* this causes the Realize method to be called */
tekWidget = (TekWidget)
XtVaCreateManagedWidget(MY_NAME,
tekWidgetClass, form_top,
#if OPT_TOOLBAR
XtNmenuBar, menu_top,
XtNresizable, True,
XtNfromVert, menu_top,
XtNtop, XawChainTop,
XtNleft, XawChainLeft,
XtNright, XawChainRight,
XtNbottom, XawChainBottom,
XtNmenuHeight, menu_high,
#endif
(XtPointer) 0);
#if OPT_TOOLBAR
ShowToolbar(resource.toolBar);
#endif
}
return (!Tfailed);
}
/*
* If we haven't allocated the PtyData struct, do so.
*/
static int
TekPtyData(void)
{
if (Tpushb == 0 && !Tfailed) {
if ((Tpushb = TypeMallocN(Char, 10)) == NULL
|| (Tline = TypeMallocN(XSegment, MAX_VTX)) == NULL) {
xtermWarning("Not enough core for Tek mode\n");
free(Tpushb);
Tfailed = True;
}
}
return (Tfailed ? 0 : 1);
}
static void
Tekparse(TekWidget tw)
{
TekScreen *tekscr = TekScreenOf(tw);
TScreen *screen = TScreenOf(tw->vt);
int x, y;
IChar ch;
int nextstate;
for (;;) {
IChar c = input();
/*
* The parsing tables all have 256 entries. If we're supporting
* wide characters, we handle them by treating them the same as
* printing characters.
*/
#if OPT_WIDE_CHARS
if (c > 255) {
nextstate = (Tparsestate == Talptable)
? CASE_PRINT
: CASE_IGNORE;
} else
#endif
nextstate = Tparsestate[c];
TRACE(("Tekparse %04X -> %d\n", c, nextstate));
switch (nextstate) {
case CASE_REPORT:
TRACE(("case: report address\n"));
if (tekscr->TekGIN) {
TekGINoff(tw);
TekEnqMouse(tw, 0);
} else {
c = 064; /* has hard copy unit */
if (tekscr->margin == MARGIN2)
c |= 02;
TekEnq(tw, c, tekscr->cur_X, tekscr->cur_Y);
}
TekRecord->ptr[-1] = ANSI_NAK; /* remove from recording */
Tparsestate = curstate;
break;
case CASE_VT_MODE:
TRACE(("case: special return to vt102 mode\n"));
Tparsestate = curstate;
TekRecord->ptr[-1] = ANSI_NAK; /* remove from recording */
FlushLog(tw->vt);
return;
case CASE_SPT_STATE:
TRACE(("case: Enter Special Point Plot mode\n"));
if (tekscr->TekGIN)
TekGINoff(tw);
Tparsestate = curstate = Tspttable;
break;
case CASE_GIN:
TRACE(("case: Do Tek GIN mode\n"));
tekscr->TekGIN = &TekRecord->ptr[-1];
/* Set cross-hair cursor raster array */
if ((GINcursor =
make_colored_cursor(XC_tcross,
T_COLOR(screen, MOUSE_FG),
T_COLOR(screen, MOUSE_BG))) != 0) {
XDefineCursor(XtDisplay(tw), TWindow(tekscr),
GINcursor);
}
Tparsestate = Tbyptable; /* Bypass mode */
break;
case CASE_BEL:
TRACE(("case: BEL\n"));
if (tekscr->TekGIN)
TekGINoff(tw);
if (!tekRefreshList)
Bell(tw->vt, XkbBI_TerminalBell, 0);
Tparsestate = curstate; /* clear bypass condition */
break;
case CASE_BS:
TRACE(("case: BS\n"));
if (tekscr->TekGIN)
TekGINoff(tw);
Tparsestate = curstate; /* clear bypass condition */
TCursorBack(tw);
break;
case CASE_PT_STATE:
TRACE(("case: Enter Tek Point Plot mode\n"));
if (tekscr->TekGIN)
TekGINoff(tw);
Tparsestate = curstate = Tpttable;
break;
case CASE_PLT_STATE:
TRACE(("case: Enter Tek Plot mode\n"));
if (tekscr->TekGIN)
TekGINoff(tw);
Tparsestate = curstate = Tplttable;
if ((c = input()) == ANSI_BEL)
tekscr->pen = PENDOWN;
else {
unput(c);
tekscr->pen = PENUP;
}
break;
case CASE_TAB:
TRACE(("case: HT\n"));
if (tekscr->TekGIN)
TekGINoff(tw);
Tparsestate = curstate; /* clear bypass condition */
TCursorForward(tw);
break;
case CASE_IPL_STATE:
TRACE(("case: Enter Tek Incremental Plot mode\n"));
if (tekscr->TekGIN)
TekGINoff(tw);
Tparsestate = curstate = Tipltable;
break;
case CASE_ALP_STATE:
TRACE(("case: Enter Tek Alpha mode from any other mode\n"));
if (tekscr->TekGIN)
TekGINoff(tw);
/* if in one of graphics states, move alpha cursor */
if (nplot > 0) /* flush line VTbuffer */
TekFlush(tw);
Tparsestate = curstate = Talptable;
break;
case CASE_UP:
TRACE(("case: cursor up\n"));
if (tekscr->TekGIN)
TekGINoff(tw);
Tparsestate = curstate; /* clear bypass condition */
TCursorUp(tw);
break;
case CASE_COPY:
TRACE(("case: make copy\n"));
if (tekscr->TekGIN)
TekGINoff(tw);
TekCopy(tw);
TekRecord->ptr[-1] = ANSI_NAK; /* remove from recording */
Tparsestate = curstate; /* clear bypass condition */
break;
case CASE_PAGE:
TRACE(("case: Page Function\n"));
if (tekscr->TekGIN)
TekGINoff(tw);
TekPage(tw); /* clear bypass condition */
break;
case CASE_BES_STATE:
TRACE(("case: Byp: an escape char\n"));
Tparsestate = Tbestable;
break;
case CASE_BYP_STATE:
TRACE(("case: set bypass condition\n"));
Tparsestate = Tbyptable;
break;
case CASE_IGNORE:
TRACE(("case: Esc: totally ignore CR, ESC, LF, ~\n"));
break;
case CASE_ASCII:
TRACE(("case: Select ASCII char set\n"));
/* ignore for now */
Tparsestate = curstate;
break;
case CASE_APL:
TRACE(("case: Select APL char set\n"));
/* ignore for now */
Tparsestate = curstate;
break;
case CASE_CHAR_SIZE:
TRACE(("case: character size selector\n"));
TekSetFontSize(tw, False, (int) (c & 03));
Tparsestate = curstate;
break;
case CASE_BEAM_VEC:
TRACE(("case: beam and vector selector\n"));
/* only line types */
c = (IChar) (c & LINEMASK);
if (c != tekscr->cur.linetype) {
if (nplot > 0)
TekFlush(tw);
if (c <= TEKNUMLINES)
tekscr->cur.linetype = c;
}
Tparsestate = curstate;
break;
case CASE_CURSTATE:
Tparsestate = curstate;
break;
case CASE_PENUP:
TRACE(("case: Ipl: penup\n"));
tekscr->pen = PENUP;
break;
case CASE_PENDOWN:
TRACE(("case: Ipl: pendown\n"));
tekscr->pen = PENDOWN;
break;
case CASE_IPL_POINT:
TRACE(("case: Ipl: point\n"));
x = tekscr->cur_X;
y = tekscr->cur_Y;
if (c & NORTH)
y++;
else if (c & SOUTH)
y--;
if (c & EAST)
x++;
else if (c & WEST)
x--;
if (tekscr->pen == PENDOWN)
TekDraw(tw, x, y);
else
TekMove(tw, x, y);
break;
case CASE_PLT_VEC:
TRACE(("case: Plt: vector\n"));
unput(c);
if (getpoint(tw)) {
if (tekscr->pen == PENDOWN) {
TekDraw(tw, tekscr->cur.x, tekscr->cur.y);
} else {
TekMove(tw, tekscr->cur.x, tekscr->cur.y);
}
tekscr->pen = PENDOWN;
}
break;
case CASE_PT_POINT:
TRACE(("case: Pt: point\n"));
unput(c);
if (getpoint(tw)) {
TekMove(tw, tekscr->cur.x, tekscr->cur.y);
TekDraw(tw, tekscr->cur.x, tekscr->cur.y);
}
break;
case CASE_SPT_POINT:
TRACE(("case: Spt: point\n"));
/* ignore intensity character in c */
if (getpoint(tw)) {
TekMove(tw, tekscr->cur.x, tekscr->cur.y);
TekDraw(tw, tekscr->cur.x, tekscr->cur.y);
}
break;
case CASE_CR:
TRACE(("case: CR\n"));
if (tekscr->TekGIN)
TekGINoff(tw);
if (nplot > 0) /* flush line VTbuffer */
TekFlush(tw);
tekscr->cur_X = tekscr->margin == MARGIN1 ? 0 :
TEKWIDTH / 2;
Tparsestate = curstate = Talptable;
break;
case CASE_ESC_STATE:
TRACE(("case: ESC\n"));
Tparsestate = Tesctable;
break;
case CASE_LF:
TRACE(("case: LF\n"));
if (tekscr->TekGIN)
TekGINoff(tw);
TCursorDown(tw);
if (!tekRefreshList)
do_xevents(tw->vt);
break;
case CASE_SP:
TRACE(("case: SP\n"));
TCursorForward(tw);
break;
case CASE_PRINT:
TRACE(("case: printable character\n"));
ch = c;
x = (int) ScaledX(tw, tekscr->cur_X);
y = (int) ScaledY(tw, tekscr->cur_Y);
#if OPT_WIDE_CHARS
if (screen->wide_chars
&& (ch > 255)) {
XChar2b sbuf;
sbuf.byte2 = LO_BYTE(ch);
sbuf.byte1 = HI_BYTE(ch);
XDrawImageString16(XtDisplay(tw),
TWindow(tekscr),
tekscr->TnormalGC,
x,
y,
&sbuf,
1);
} else
#endif
{
char ch2 = (char) ch;
XDrawString(XtDisplay(tw),
TWindow(tekscr),
tekscr->TnormalGC,
x,
y,
&ch2,
1);
}
TCursorForward(tw);
break;
case CASE_OSC:
/* FIXME: someone should disentangle the input queues
* of this code so that it can be state-driven.
*/
TRACE(("case: do osc escape\n"));
{
/*
* do_osc() can call TekExpose(), which calls TekRefresh(),
* and sends us recurring here - don't do that...
*/
static int nested;
Char buf2[512];
IChar c2;
size_t len = 0;
while ((c2 = input()) != ANSI_BEL) {
if (!isprint((int) (c2 & 0x7f))
|| len + 2 >= (int) sizeof(buf2))
break;
buf2[len++] = (Char) c2;
}
buf2[len] = 0;
if (!nested++) {
if (c2 == ANSI_BEL)
do_osc(tw->vt, buf2, len, ANSI_BEL);
}
--nested;
}
Tparsestate = curstate;
break;
}
}
}
static int rcnt;
static char *rptr;
static PtySelect Tselect_mask;
static IChar
Tinput(TekWidget tw)
{
TekScreen *tekscr = TekScreenOf(tw);
TScreen *screen = TScreenOf(tw->vt);
TekLink *tek;
if (Tpushback > Tpushb)
return (*--Tpushback);
if (tekRefreshList) {
if (rcnt-- > 0)
return (IChar) (*rptr++);
if ((tek = tekRefreshList->next) != 0) {
tekRefreshList = tek;
rptr = tek->data;
rcnt = tek->count - 1;
TekSetFontSize(tw, False, tek->fontsize);
return (IChar) (*rptr++);
}
tekRefreshList = (TekLink *) 0;
longjmp(Tekjump, 1);
}
again:
if (VTbuffer->next >= VTbuffer->last) {
int update = VTbuffer->update;
if (nplot > 0) /* flush line */
TekFlush(tw);
#ifdef VMS
Tselect_mask = pty_mask; /* force a read */
#else /* VMS */
XFD_COPYSET(&pty_mask, &Tselect_mask);
#endif /* VMS */
for (;;) {
#ifdef CRAY
struct timeval crocktimeout;
crocktimeout.tv_sec = 0;
crocktimeout.tv_usec = 0;
(void) Select(max_plus1,
&Tselect_mask, NULL, NULL,
&crocktimeout);
#endif
if (readPtyData(tw->vt, &Tselect_mask, VTbuffer)) {
break;
}
if (Ttoggled && curstate == Talptable) {
TCursorToggle(tw, TOGGLE);
Ttoggled = False;
}
if (xtermAppPending() & XtIMXEvent) {
#ifdef VMS
Tselect_mask = X_mask;
#else /* VMS */
XFD_COPYSET(&X_mask, &Tselect_mask);
#endif /* VMS */
} else {
XFlush(XtDisplay(tw));
#ifdef VMS
Tselect_mask = Select_mask;
#else /* VMS */
XFD_COPYSET(&Select_mask, &Tselect_mask);
if (Select(max_plus1, &Tselect_mask, NULL, NULL, NULL) < 0) {
if (errno != EINTR)
SysError(ERROR_TSELECT);
continue;
}
#endif /* VMS */
}
#ifdef VMS
if (Tselect_mask & X_mask) {
xevents(tw->vt);
if (VTbuffer->update != update)
goto again;
}
#else /* VMS */
if (FD_ISSET(ConnectionNumber(XtDisplay(tw)), &Tselect_mask)) {
xevents(tw->vt);
if (VTbuffer->update != update)
goto again;
}
#endif /* VMS */
}
if (!Ttoggled && curstate == Talptable) {
TCursorToggle(tw, TOGGLE);
Ttoggled = True;
}
}
tek = TekRecord;
if (tek->count >= TEK_LINK_BLOCK_SIZE
|| tek->fontsize != tekscr->cur.fontsize) {
if ((TekRecord = tek->next = CastMalloc(TekLink)) == 0) {
Panic("Tinput: malloc error (%d)\n", errno);
} else {
tek = tek->next;
tek->next = (TekLink *) 0;
tek->fontsize = (unsigned short) tekscr->cur.fontsize;
tek->count = 0;
tek->ptr = tek->data;
}
}
tek->count++;
(void) morePtyData(screen, VTbuffer);
return (IChar) (*tek->ptr++ = (char) nextPtyData(screen, VTbuffer));
}
static void
TekClear(TekWidget tw)
{
TekScreen *tekscr = TekScreenOf(tw);
TRACE(("TekClear\n"));
nplot = 0;
line_pt = Tline;
if (TWindow(tekscr))
XClearWindow(XtDisplay(tw), TWindow(tekscr));
}
void
TekSetWinSize(TekWidget tw)
{
if (TEK4014_ACTIVE(tw->vt)) {
TekScreen *tekscr = TekScreenOf(tw);
const struct Tek_Char *t = &TekChar[tekscr->cur.fontsize];
int rows = THeight(tekscr) / (int) (ScaleOf(tw) * t->vsize);
int cols = TWidth(tekscr) / (int) (ScaleOf(tw) * t->hsize);
update_winsize(TScreenOf(tw->vt)->respond,
rows, cols,
TFullHeight(tekscr),
TFullWidth(tekscr));
}
}
static void
compute_sizes(TekWidget tw)
{
TekScreen *tekscr = TekScreenOf(tw);
int border = 2 * BorderOf(tw);
double d;
#if OPT_TRACE
const struct Tek_Char *t = &TekChar[tekscr->cur.fontsize];
const XFontStruct *fs = tw->tek.Tfont[tekscr->cur.fontsize];
#endif
/* *INDENT-EQLS* */
TWidth(tekscr) = tw->core.width - border;
THeight(tekscr) = tw->core.height - border;
ScaleOf(tw) = (double) TWidth(tekscr) / TEKWIDTH;
if ((d = (double) THeight(tekscr) / FULL_HEIGHT) < ScaleOf(tw))
ScaleOf(tw) = d;
TFullWidth(tekscr) = tw->core.width;
TFullHeight(tekscr) = tw->core.height;
TRACE(("%s size %dx%d full %dx%d scale %.2f\n", MY_NAME,
THeight(tekscr), TWidth(tekscr),
TFullHeight(tekscr), TFullWidth(tekscr),
ScaleOf(tw)));
/* The tek4014 fonts always look odd since their spacing is overridden to
* get the "same" size as a real Tektronix terminal. TrueType fonts for
* these small sizes would be no better...
*/
TRACE(("unscaled font %dx%d\n", t->vsize, t->hsize));
TRACE(("scaled font %.1fx%.1f\n", d * t->vsize, d * t->hsize));
TRACE(("actual font %dx%d\n",
fs->max_bounds.ascent + fs->max_bounds.descent,
fs->max_bounds.width));
TekSetWinSize(tw);
}
static void
TekResize(Widget w)
{
TekWidget tw = getTekWidget(w);
if (tw != 0) {
TRACE(("TekResize {{\n"));
TekClear(tw);
compute_sizes(tw);
TRACE(("}} TekResize\n"));
}
}
/*ARGSUSED*/
void
TekExpose(Widget w,
XEvent *event GCC_UNUSED,
Region region GCC_UNUSED)
{
TekWidget tw = getTekWidget(w);
if (tw != 0) {
TekScreen *tekscr = TekScreenOf(tw);
TRACE(("TekExpose {{\n"));
#ifdef lint
region = region;
#endif
if (!Ttoggled)
TCursorToggle(tw, CLEAR);
Ttoggled = True;
Tpushback = Tpushb;
tekscr->cur_X = 0;
tekscr->cur_Y = TEKHOME;
tekscr->cur = tekscr->page;
TekSetFontSize(tw, False, tekscr->cur.fontsize);
tekscr->margin = MARGIN1;
if (tekscr->TekGIN) {
tekscr->TekGIN = NULL;
TekGINoff(tw);
}
tekRefreshList = &Tek0;
rptr = tekRefreshList->data;
rcnt = tekRefreshList->count;
Tparsestate = curstate = Talptable;
TRACE(("TekExpose resets data to replay %d bytes\n", rcnt));
first_map_occurred();
if (!tekscr->waitrefresh)
TekRefresh(tw);
TRACE(("}} TekExpose\n"));
}
}
void
TekRefresh(TekWidget tw)
{
if (tw != 0) {
TScreen *screen = TScreenOf(tw->vt);
TekScreen *tekscr = TekScreenOf(tw);
static Cursor wait_cursor = None;
if (wait_cursor == None)
wait_cursor = make_colored_cursor(XC_watch,
T_COLOR(screen, MOUSE_FG),
T_COLOR(screen, MOUSE_BG));
XDefineCursor(XtDisplay(tw), TWindow(tekscr), wait_cursor);
XFlush(XtDisplay(tw));
if (!setjmp(Tekjump))
Tekparse(tw);
XDefineCursor(XtDisplay(tw), TWindow(tekscr),
(tekscr->TekGIN && GINcursor) ? GINcursor : tekscr->arrow);
}
}
void
TekRepaint(TekWidget tw)
{
TRACE(("TekRepaint\n"));
TekClear(tw);
TekExpose((Widget) tw, (XEvent *) NULL, (Region) NULL);
}
static void
TekPage(TekWidget tw)
{
TekScreen *tekscr = TekScreenOf(tw);
TekLink *tek;
TRACE(("TekPage\n"));
TekClear(tw);
tekscr->cur_X = 0;
tekscr->cur_Y = TEKHOME;
tekscr->margin = MARGIN1;
tekscr->page = tekscr->cur;
if (tekscr->TekGIN)
TekGINoff(tw);
tek = TekRecord = &Tek0;
tek->fontsize = (unsigned short) tekscr->cur.fontsize;
tek->count = 0;
tek->ptr = tek->data;
tek = tek->next;
if (tek)
do {
TekLink *tek2 = tek->next;
free(tek);
tek = tek2;
} while (tek);
TekRecord->next = (TekLink *) 0;
tekRefreshList = (TekLink *) 0;
Ttoggled = True;
Tparsestate = curstate = Talptable; /* Tek Alpha mode */
}
#define EXTRABITS 017
#define FIVEBITS 037
#define HIBITS (FIVEBITS << SHIFTHI)
#define LOBITS (FIVEBITS << SHIFTLO)
#define SHIFTHI 7
#define SHIFTLO 2
#define TWOBITS 03
static int
getpoint(TekWidget tw)
{
int x, y, e, lo_y = 0;
TekScreen *tekscr = TekScreenOf(tw);
x = tekscr->cur.x;
y = tekscr->cur.y;
for (;;) {
int c;
if ((c = (int) input()) < ' ') { /* control character */
unput(c);
return (0);
}
if (c < '@') { /* Hi X or Hi Y */
if (lo_y) { /* seen a Lo Y, so this must be Hi X */
x &= ~HIBITS;
x |= (c & FIVEBITS) << SHIFTHI;
continue;
}
/* else Hi Y */
y &= ~HIBITS;
y |= (c & FIVEBITS) << SHIFTHI;
continue;
}
if (c < '`') { /* Lo X */
x &= ~LOBITS;
x |= (c & FIVEBITS) << SHIFTLO;
tekscr->cur.x = x;
tekscr->cur.y = y;
return (1); /* OK */
}
/* else Lo Y */
if (lo_y) { /* seen a Lo Y, so other must be extra bits */
e = (y >> SHIFTLO) & EXTRABITS;
x &= ~TWOBITS;
x |= e & TWOBITS;
y &= ~TWOBITS;
y |= (e >> SHIFTLO) & TWOBITS;
}
y &= ~LOBITS;
y |= (c & FIVEBITS) << SHIFTLO;
lo_y++;
}
}
static void
TCursorBack(TekWidget tw)
{
TekScreen *tekscr = TekScreenOf(tw);
const struct Tek_Char *t;
int x = (tekscr->cur_X -= (t = &TekChar[tekscr->cur.fontsize])->hsize);
if (((tekscr->margin == MARGIN1) && (x < 0))
|| ((tekscr->margin == MARGIN2) && (x < TEKWIDTH / 2))) {
int l = ((tekscr->cur_Y + (t->vsize - 1)) / t->vsize + 1);
if (l >= t->nlines) {
tekscr->margin = !tekscr->margin;
l = 0;
}
tekscr->cur_Y = l * t->vsize;
tekscr->cur_X = (t->charsperline - 1) * t->hsize;
}
}
static void
TCursorForward(TekWidget tw)
{
TekScreen *tekscr = TekScreenOf(tw);
const struct Tek_Char *t = &TekChar[tekscr->cur.fontsize];
if ((tekscr->cur_X += t->hsize) > TEKWIDTH) {
int l = (tekscr->cur_Y / t->vsize - 1);
if (l < 0) {
tekscr->margin = !tekscr->margin;
l = t->nlines - 1;
}
tekscr->cur_Y = l * t->vsize;
tekscr->cur_X = tekscr->margin == MARGIN1 ? 0 : TEKWIDTH / 2;
}
}
static void
TCursorUp(TekWidget tw)
{
TekScreen *tekscr = TekScreenOf(tw);
const struct Tek_Char *t;
int l;
t = &TekChar[tekscr->cur.fontsize];
if ((l = (tekscr->cur_Y + (t->vsize - 1)) / t->vsize + 1) >= t->nlines) {
l = 0;
if ((tekscr->margin = !tekscr->margin) != MARGIN1) {
if (tekscr->cur_X < TEKWIDTH / 2)
tekscr->cur_X += TEKWIDTH / 2;
} else if (tekscr->cur_X >= TEKWIDTH / 2)
tekscr->cur_X -= TEKWIDTH / 2;
}
tekscr->cur_Y = l * t->vsize;
}
static void
TCursorDown(TekWidget tw)
{
TekScreen *tekscr = TekScreenOf(tw);
const struct Tek_Char *t;
int l;
t = &TekChar[tekscr->cur.fontsize];
if ((l = tekscr->cur_Y / t->vsize - 1) < 0) {
l = t->nlines - 1;
if ((tekscr->margin = !tekscr->margin) != MARGIN1) {
if (tekscr->cur_X < TEKWIDTH / 2)
tekscr->cur_X += TEKWIDTH / 2;
} else if (tekscr->cur_X >= TEKWIDTH / 2)
tekscr->cur_X -= TEKWIDTH / 2;
}
tekscr->cur_Y = l * t->vsize;
}
static void
AddToDraw(TekWidget tw, int x1, int y1, int x2, int y2)
{
XSegment *lp;
TRACE(("AddToDraw (%d,%d) (%d,%d)\n", x1, y1, x2, y2));
if (nplot >= MAX_PTS) {
TekFlush(tw);
}
lp = line_pt++;
lp->x1 = (short) ScaledX(tw, x1);
lp->y1 = (short) ScaledY(tw, y1);
lp->x2 = (short) ScaledX(tw, x2);
lp->y2 = (short) ScaledY(tw, y2);
nplot++;
TRACE(("...AddToDraw %d points\n", nplot));
}
static void
TekDraw(TekWidget tw, int x, int y)
{
TekScreen *tekscr = TekScreenOf(tw);
if (nplot == 0 || T_lastx != tekscr->cur_X || T_lasty != tekscr->cur_Y) {
/*
* We flush on each unconnected line segment if the line
* type is not solid. This solves a bug in X when drawing
* points while the line type is not solid.
*/
if (nplot > 0 && tekscr->cur.linetype != SOLIDLINE)
TekFlush(tw);
}
AddToDraw(tw, tekscr->cur_X, tekscr->cur_Y, x, y);
T_lastx = tekscr->cur_X = x;
T_lasty = tekscr->cur_Y = y;
}
static void
TekFlush(TekWidget tw)
{
TekScreen *tekscr = TekScreenOf(tw);
TRACE(("TekFlush\n"));
XDrawSegments(XtDisplay(tw), TWindow(tekscr),
((tekscr->cur.linetype == SOLIDLINE)
? tekscr->TnormalGC
: tekscr->linepat[tekscr->cur.linetype - 1]),
Tline, nplot);
nplot = 0;
line_pt = Tline;
}
void
TekGINoff(TekWidget tw)
{
TekScreen *tekscr = TekScreenOf(tw);
TRACE(("TekGINoff\n"));
XDefineCursor(XtDisplay(tw), TWindow(tekscr), tekscr->arrow);
if (GINcursor)
XFreeCursor(XtDisplay(tw), GINcursor);
if (tekscr->TekGIN) {
*tekscr->TekGIN = ANSI_CAN; /* modify recording */
tekscr->TekGIN = NULL;
}
}
void
TekEnqMouse(TekWidget tw, int c) /* character pressed */
{
TekScreen *tekscr = TekScreenOf(tw);
int mousex, mousey, rootx, rooty;
unsigned int mask; /* XQueryPointer */
Window root, subw;
TRACE(("TekEnqMouse\n"));
XQueryPointer(
XtDisplay(tw), TWindow(tekscr),
&root, &subw,
&rootx, &rooty,
&mousex, &mousey,
&mask);
if ((mousex = (int) ((mousex - BorderOf(tw)) / ScaleOf(tw))) < 0)
mousex = 0;
else if (mousex >= TEKWIDTH)
mousex = TEKWIDTH - 1;
if ((mousey = (int) BottomY((mousey - BorderOf(tw)) / ScaleOf(tw))) < 0)
mousey = 0;
else if (mousey >= TEKHEIGHT)
mousey = TEKHEIGHT - 1;
TekEnq(tw, (unsigned) c, mousex, mousey);
}
static void
TekEnq(TekWidget tw,
unsigned status,
int x,
int y)
{
TScreen *screen = TScreenOf(tw->vt);
TekScreen *tekscr = TekScreenOf(tw);
Char cplot[7];
int len = 5;
int adj = (status != 0) ? 0 : 1;
TRACE(("TekEnq\n"));
cplot[0] = (Char) status;
/* Translate x and y to Tektronix code */
cplot[1] = (Char) (040 | ((x >> SHIFTHI) & FIVEBITS));
cplot[2] = (Char) (040 | ((x >> SHIFTLO) & FIVEBITS));
cplot[3] = (Char) (040 | ((y >> SHIFTHI) & FIVEBITS));
cplot[4] = (Char) (040 | ((y >> SHIFTLO) & FIVEBITS));
if (tekscr->gin_terminator != GIN_TERM_NONE)
cplot[len++] = '\r';
if (tekscr->gin_terminator == GIN_TERM_EOT)
cplot[len++] = '\004';
#ifdef VMS
tt_write(cplot + adj, len - adj);
#else /* VMS */
v_write(screen->respond, cplot + adj, (unsigned) (len - adj));
#endif /* VMS */
}
void
TekRun(void)
{
XtermWidget xw = term;
assert(xw != 0);
if (tekWidget == 0) {
TekInit();
}
if (tekWidget != 0) {
TRACE(("TekRun ...\n"));
if (!TEK4014_SHOWN(xw)) {
set_tek_visibility(True);
}
update_vttekmode();
update_vtshow();
update_tekshow();
set_tekhide_sensitivity();
Tpushback = Tpushb;
Ttoggled = True;
if (!setjmp(Tekend))
Tekparse(tekWidget);
if (!Ttoggled) {
TCursorToggle(tekWidget, TOGGLE);
Ttoggled = True;
}
TEK4014_ACTIVE(xw) = False;
xtermSetWinSize(xw);
} else {
TEK4014_ACTIVE(xw) = False;
if (VWindow(TScreenOf(xw)) == 0) {
Exit(ERROR_TINIT);
}
}
}
#define DOTTED_LENGTH 2
#define DOT_DASHED_LENGTH 4
#define SHORT_DASHED_LENGTH 2
#define LONG_DASHED_LENGTH 2
static const int dash_length[TEKNUMLINES] =
{
DOTTED_LENGTH,
DOT_DASHED_LENGTH,
SHORT_DASHED_LENGTH,
LONG_DASHED_LENGTH,
};
static _Xconst char dotted[DOTTED_LENGTH] =
{3, 1};
static _Xconst char dot_dashed[DOT_DASHED_LENGTH] =
{3, 4, 3, 1};
static _Xconst char short_dashed[SHORT_DASHED_LENGTH] =
{4, 4};
static _Xconst char long_dashed[LONG_DASHED_LENGTH] =
{4, 7};
static _Xconst char *dashes[TEKNUMLINES] =
{
dotted,
dot_dashed,
short_dashed,
long_dashed,
};
/*
* The following functions are called to initialize and realize the tekWidget
*/
static void
TekInitialize(Widget wrequest,
Widget new_arg,
ArgList args,
Cardinal *num_args)
{
XtermWidget xw = term;
TScreen *vtscr = TScreenOf(xw);
TekWidget request = (TekWidget) wrequest;
TekWidget wnew = (TekWidget) new_arg;
Widget tekparent = SHELL_OF(wnew);
TekScreen *tekscr = TekScreenOf((TekWidget) wnew);
int i;
int border;
int pr;
int winX, winY;
unsigned min_width, min_height;
unsigned width, height;
char Tdefault[32];
(void) args;
(void) num_args;
TRACE(("TekInitialize {{\n"));
memset(tekscr, 0, sizeof(*tekscr));
/*
* Eliminate 'term' as global from other functions.
*/
wnew->vt = xw;
border = 2 * BorderOf(wnew);
TRACE(("... border*2: %d\n", border));
/* look for focus related events on the shell, because we need
* to care about the shell's border being part of our focus.
*/
XtAddEventHandler(tekparent, EnterWindowMask, False,
HandleEnterWindow, (Opaque) 0);
XtAddEventHandler(tekparent, LeaveWindowMask, False,
HandleLeaveWindow, (Opaque) 0);
XtAddEventHandler(tekparent, FocusChangeMask, False,
HandleFocusChange, (Opaque) 0);
XtAddEventHandler(new_arg, PropertyChangeMask, False,
HandleBellPropertyChange, (Opaque) 0);
#ifndef NO_ACTIVE_ICON
tekscr->whichTwin = &(tekscr->fullTwin);
#endif /* NO_ACTIVE_ICON */
init_Sres(tek.initial_font);
init_Sres(tek.gin_terminator_str);
#if OPT_TOOLBAR
init_Ires(tek.tb_info.menu_height);
wnew->tek.tb_info.menu_bar = request->tek.tb_info.menu_bar;
#endif
BorderPixel(wnew) = BorderPixel(xw);
tekscr->arrow = make_colored_cursor(XC_left_ptr,
T_COLOR(vtscr, MOUSE_FG),
T_COLOR(vtscr, MOUSE_BG));
for (i = 0; i < TEKNUMFONTS; i++) {
if (!wnew->tek.Tfont[i]) {
wnew->tek.Tfont[i] = XQueryFont(XtDisplay(wnew), DefaultGCID(wnew));
}
if (wnew->tek.Tfont[i]) {
TRACE(("Tfont[%d] %dx%d\n",
i,
wnew->tek.Tfont[i]->max_bounds.width,
wnew->tek.Tfont[i]->ascent +
wnew->tek.Tfont[i]->descent));
wnew->tek.tobaseline[i] = wnew->tek.Tfont[i]->ascent;
} else {
TRACE(("Tfont[%d] disabled\n", i));
SetItemSensitivity(tekMenuEntries[i].widget, False);
}
}
if (xw->misc.T_geometry == NULL) {
int def_width, def_height;
if (xw->misc.tekSmall) {
def_width = TEKMINWIDTH;
def_height = TEKMINHEIGHT;
} else {
def_width = TEKDEFWIDTH;
def_height = TEKDEFHEIGHT;
}
sprintf(Tdefault, "=%dx%d", def_width + border, def_height + border);
xw->misc.T_geometry = Tdefault;
}
winX = 1;
winY = 1;
width = (unsigned) (TEKDEFWIDTH + border);
height = (unsigned) (TEKDEFHEIGHT + border);
min_width = (unsigned) (TEKMINWIDTH + border);
min_height = (unsigned) (TEKMINHEIGHT + border);
TRACE(("parsing T_geometry %s\n", NonNull(xw->misc.T_geometry)));
pr = XParseGeometry(xw->misc.T_geometry,
&winX,
&winY,
&width,
&height);
/* window-manager hints will do this anyway... */
if (height < min_height) {
TRACE(("... override height from %d to %d\n", height, min_height));
height = min_height;
}
if (width < min_width) {
TRACE(("... override width from %d to %d\n", width, min_width));
width = min_width;
}
TRACE(("... position %d,%d size %dx%d\n", winY, winX, height, width));
if ((pr & XValue) && (pr & XNegative)) {
winX += DisplayWidth(XtDisplay(wnew), DefaultScreen(XtDisplay(wnew)))
- (int) width - (BorderWidth(SHELL_OF(xw)) * 2);
}
if ((pr & YValue) && (pr & YNegative)) {
winY += DisplayHeight(XtDisplay(wnew), DefaultScreen(XtDisplay(wnew)))
- (int) height - (BorderWidth(SHELL_OF(xw)) * 2);
}
/* set up size hints */
/* *INDENT-EQLS* */
wnew->hints.min_width = (int) min_width;
wnew->hints.min_height = (int) min_height;
wnew->hints.width_inc = 1;
wnew->hints.height_inc = 1;
wnew->hints.flags = PMinSize | PResizeInc;
wnew->hints.x = winX;
wnew->hints.y = winY;
if ((XValue & pr) || (YValue & pr)) {
wnew->hints.flags |= USSize | USPosition;
wnew->hints.flags |= PWinGravity;
switch (pr & (XNegative | YNegative)) {
case 0:
wnew->hints.win_gravity = NorthWestGravity;
break;
case XNegative:
wnew->hints.win_gravity = NorthEastGravity;
break;
case YNegative:
wnew->hints.win_gravity = SouthWestGravity;
break;
default:
wnew->hints.win_gravity = SouthEastGravity;
break;
}
} else {
/* set a default size, but do *not* set position */
wnew->hints.flags |= PSize;
}
wnew->hints.width = (int) width;
wnew->hints.height = (int) height;
if ((WidthValue & pr) || (HeightValue & pr))
wnew->hints.flags |= USSize;
else
wnew->hints.flags |= PSize;
tekscr->cur.fontsize = TEK_FONT_LARGE;
if (wnew->tek.initial_font) {
int result = TekGetFontSize(wnew->tek.initial_font);
if (result >= 0)
tekscr->cur.fontsize = result;
}
TRACE(("Tek cur.fontsize=%d\n", tekscr->cur.fontsize));
#define TestGIN(s) XmuCompareISOLatin1(wnew->tek.gin_terminator_str, s)
if (TestGIN(GIN_TERM_NONE_STR) == 0)
tekscr->gin_terminator = GIN_TERM_NONE;
else if (TestGIN(GIN_TERM_CR_STR) == 0)
tekscr->gin_terminator = GIN_TERM_CR;
else if (TestGIN(GIN_TERM_EOT_STR) == 0)
tekscr->gin_terminator = GIN_TERM_EOT;
else
xtermWarning("illegal GIN terminator setting \"%s\"\n",
wnew->tek.gin_terminator_str);
TRACE(("Tek gin_terminator=%d\n", tekscr->gin_terminator));
TRACE(("}} TekInitialize\n"));
}
static void
TekRealize(Widget gw,
XtValueMask * valuemaskp,
XSetWindowAttributes * values)
{
TekWidget tw = (TekWidget) gw;
TekScreen *tekscr = TekScreenOf(tw);
TScreen *vtscr = TScreenOf(tw->vt);
int i;
TekLink *tek;
XGCValues gcv;
unsigned width, height;
unsigned long TEKgcFontMask;
TRACE(("TekRealize {{\n"));
if (!TekPtyData())
return;
/* use values from TekInitialize... */
height = (unsigned) tw->hints.height;
width = (unsigned) tw->hints.width;
(void) REQ_RESIZE((Widget) tw,
(Dimension) width, (Dimension) height,
&tw->core.width, &tw->core.height);
/* XXX This is bogus. We are parsing geometries too late. This
* is information that the shell widget ought to have before we get
* realized, so that it can do the right thing.
*/
if (tw->hints.flags & USPosition)
XMoveWindow(XtDisplay(tw), TShellWindow, tw->hints.x, tw->hints.y);
XSetWMNormalHints(XtDisplay(tw), TShellWindow, &tw->hints);
XFlush(XtDisplay(tw)); /* get it out to window manager */
values->win_gravity = NorthWestGravity;
values->background_pixel = T_COLOR(vtscr, TEK_BG);
XtWindow(tw) = TWindow(tekscr) =
XCreateWindow(XtDisplay(tw),
VShellWindow(tw),
tw->core.x, tw->core.y,
tw->core.width, tw->core.height,
BorderWidth(tw),
(int) tw->core.depth,
InputOutput, CopyFromParent,
((*valuemaskp) | CWBackPixel | CWWinGravity),
values);
compute_sizes(tw);
gcv.graphics_exposures = True; /* default */
gcv.font = tw->tek.Tfont[tekscr->cur.fontsize]->fid;
gcv.foreground = T_COLOR(vtscr, TEK_FG);
gcv.background = T_COLOR(vtscr, TEK_BG);
/* if font wasn't successfully opened, then gcv.font will contain
the Default GC's ID, meaning that we must use the server default font.
*/
TEKgcFontMask = (unsigned long) ((gcv.font == DefaultGCID(tw))
? 0
: GCFont);
tekscr->TnormalGC = XCreateGC(XtDisplay(tw), TWindow(tekscr),
(TEKgcFontMask | GCGraphicsExposures |
GCForeground | GCBackground),
&gcv);
gcv.function = GXinvert;
gcv.plane_mask = (T_COLOR(vtscr, TEK_BG) ^
T_COLOR(vtscr, TEK_CURSOR));
gcv.join_style = JoinMiter; /* default */
gcv.line_width = 1;
tekscr->TcursorGC = XCreateGC(XtDisplay(tw), TWindow(tekscr),
(GCFunction | GCPlaneMask), &gcv);
gcv.foreground = T_COLOR(vtscr, TEK_FG);
gcv.line_style = LineOnOffDash;
gcv.line_width = 0;
for (i = 0; i < TEKNUMLINES; i++) {
tekscr->linepat[i] = XCreateGC(XtDisplay(tw), TWindow(tekscr),
(GCForeground | GCLineStyle), &gcv);
XSetDashes(XtDisplay(tw), tekscr->linepat[i], 0,
dashes[i], dash_length[i]);
}
TekBackground(tw, vtscr);
tekscr->margin = MARGIN1; /* Margin 1 */
tekscr->TekGIN = False; /* GIN off */
XDefineCursor(XtDisplay(tw), TWindow(tekscr), tekscr->arrow);
{ /* there's gotta be a better way... */
static char empty_string[1];
static Arg args[] =
{
{XtNtitle, (XtArgVal) NULL},
{XtNiconName, (XtArgVal) NULL},
};
char *icon_name = NULL;
char *title = NULL;
char *tek_icon_name = NULL;
char *tek_title = NULL;
args[0].value = (XtArgVal) & icon_name;
args[1].value = (XtArgVal) & title;
XtGetValues(SHELL_OF(tw), args, 2);
if (IsEmpty(title)) {
title = empty_string;
}
if (IsEmpty(icon_name)) {
icon_name = empty_string;
}
TRACE(("TekShell title='%s', iconName='%s'\n", title, icon_name));
tek_icon_name = XtMalloc((Cardinal) strlen(icon_name) + 7);
strcpy(tek_icon_name, icon_name);
strcat(tek_icon_name, "(Tek)");
tek_title = XtMalloc((Cardinal) strlen(title) + 7);
strcpy(tek_title, title);
strcat(tek_title, "(Tek)");
args[0].value = (XtArgVal) tek_icon_name;
args[1].value = (XtArgVal) tek_title;
TRACE(("Tek title='%s', iconName='%s'\n", tek_title, tek_icon_name));
XtSetValues(SHELL_OF(tw), args, 2);
XtFree(tek_icon_name);
XtFree(tek_title);
}
/* *INDENT-EQLS* */
tek = TekRecord = &Tek0;
tek->next = (TekLink *) 0;
tek->fontsize = (unsigned short) tekscr->cur.fontsize;
tek->count = 0;
tek->ptr = tek->data;
Tpushback = Tpushb;
tekscr->cur_X = 0;
tekscr->cur_Y = TEKHOME;
line_pt = Tline;
Ttoggled = True;
tekscr->page = tekscr->cur;
TRACE(("}} TekRealize\n"));
}
int
TekGetFontSize(const char *param)
{
int result;
if (XmuCompareISOLatin1(param, "l") == 0 ||
XmuCompareISOLatin1(param, "large") == 0)
result = TEK_FONT_LARGE;
else if (XmuCompareISOLatin1(param, "2") == 0 ||
XmuCompareISOLatin1(param, "two") == 0)
result = TEK_FONT_2;
else if (XmuCompareISOLatin1(param, "3") == 0 ||
XmuCompareISOLatin1(param, "three") == 0)
result = TEK_FONT_3;
else if (XmuCompareISOLatin1(param, "s") == 0 ||
XmuCompareISOLatin1(param, "small") == 0)
result = TEK_FONT_SMALL;
else
result = -1;
return result;
}
void
TekSetFontSize(TekWidget tw, Bool fromMenu, int newitem)
{
if (tw != 0) {
TekScreen *tekscr = TekScreenOf(tw);
int oldsize = tekscr->cur.fontsize;
int newsize = MI2FS(newitem);
Font fid;
TRACE(("TekSetFontSize(%d) size %d ->%d\n", newitem, oldsize, newsize));
if (newsize < 0 || newsize >= TEKNUMFONTS) {
Bell(tw->vt, XkbBI_MinorError, 0);
} else if (oldsize != newsize) {
if (!Ttoggled)
TCursorToggle(tw, TOGGLE);
set_tekfont_menu_item(oldsize, False);
tekscr->cur.fontsize = newsize;
TekSetWinSize(tw);
if (fromMenu)
tekscr->page.fontsize = newsize;
fid = tw->tek.Tfont[newsize]->fid;
if (fid == DefaultGCID(tw)) {
/* we didn't succeed in opening a real font
for this size. Instead, use server default. */
XCopyGC(XtDisplay(tw),
DefaultGC(XtDisplay(tw), DefaultScreen(XtDisplay(tw))),
GCFont, tekscr->TnormalGC);
} else {
XSetFont(XtDisplay(tw), tekscr->TnormalGC, fid);
}
set_tekfont_menu_item(newsize, True);
if (!Ttoggled)
TCursorToggle(tw, TOGGLE);
if (fromMenu) {
/* we'll get an exposure event after changing fontsize, so we
* have to clear the screen to avoid painting over the previous
* text.
*/
TekClear(tw);
}
}
}
}
void
ChangeTekColors(TekWidget tw, TScreen *screen, ScrnColors * pNew)
{
if (tw && screen) {
TekScreen *tekscr = TekScreenOf(tw);
XGCValues gcv;
int i;
if (COLOR_DEFINED(pNew, TEK_FG)) {
T_COLOR(screen, TEK_FG) = COLOR_VALUE(pNew, TEK_FG);
TRACE(("... TEK_FG: %#lx\n", T_COLOR(screen, TEK_FG)));
}
if (COLOR_DEFINED(pNew, TEK_BG)) {
T_COLOR(screen, TEK_BG) = COLOR_VALUE(pNew, TEK_BG);
TRACE(("... TEK_BG: %#lx\n", T_COLOR(screen, TEK_BG)));
}
if (COLOR_DEFINED(pNew, TEK_CURSOR)) {
T_COLOR(screen, TEK_CURSOR) = COLOR_VALUE(pNew, TEK_CURSOR);
TRACE(("... TEK_CURSOR: %#lx\n", T_COLOR(screen, TEK_CURSOR)));
} else {
T_COLOR(screen, TEK_CURSOR) = T_COLOR(screen, TEK_FG);
TRACE(("... TEK_CURSOR: %#lx\n", T_COLOR(screen, TEK_CURSOR)));
}
XSetForeground(XtDisplay(tw), tekscr->TnormalGC,
T_COLOR(screen, TEK_FG));
XSetBackground(XtDisplay(tw), tekscr->TnormalGC,
T_COLOR(screen, TEK_BG));
if (BorderPixel(tw) == T_COLOR(screen, TEK_BG)) {
BorderPixel(tw) = T_COLOR(screen, TEK_FG);
BorderPixel(XtParent(tw)) = T_COLOR(screen, TEK_FG);
if (XtWindow(XtParent(tw)))
XSetWindowBorder(XtDisplay(tw),
XtWindow(XtParent(tw)),
BorderPixel(tw));
}
for (i = 0; i < TEKNUMLINES; i++) {
XSetForeground(XtDisplay(tw), tekscr->linepat[i],
T_COLOR(screen, TEK_FG));
}
gcv.plane_mask = (T_COLOR(screen, TEK_BG) ^
T_COLOR(screen, TEK_CURSOR));
XChangeGC(XtDisplay(tw), tekscr->TcursorGC, GCPlaneMask, &gcv);
TekBackground(tw, screen);
}
return;
}
void
TekReverseVideo(XtermWidget xw, TekWidget tw)
{
if (tw) {
TScreen *screen = TScreenOf(xw);
TekScreen *tekscr = TekScreenOf(tw);
Pixel tmp;
XGCValues gcv;
int i;
EXCHANGE(T_COLOR(screen, TEK_FG), T_COLOR(screen, TEK_BG), tmp);
T_COLOR(screen, TEK_CURSOR) = T_COLOR(screen, TEK_FG);
XSetForeground(XtDisplay(tw), tekscr->TnormalGC, T_COLOR(screen, TEK_FG));
XSetBackground(XtDisplay(tw), tekscr->TnormalGC, T_COLOR(screen, TEK_BG));
if (BorderPixel(tw) == T_COLOR(screen, TEK_BG)) {
BorderPixel(tw) = T_COLOR(screen, TEK_FG);
BorderPixel(XtParent(tw)) = T_COLOR(screen, TEK_FG);
if (XtWindow(XtParent(tw)))
XSetWindowBorder(XtDisplay(tw),
XtWindow(XtParent(tw)),
BorderPixel(tw));
}
for (i = 0; i < TEKNUMLINES; i++) {
XSetForeground(XtDisplay(tw), tekscr->linepat[i],
T_COLOR(screen, TEK_FG));
}
gcv.plane_mask = (T_COLOR(screen, TEK_BG) ^
T_COLOR(screen, TEK_CURSOR));
XChangeGC(XtDisplay(tw), tekscr->TcursorGC, GCPlaneMask, &gcv);
TekBackground(tw, screen);
}
}
static void
TekBackground(TekWidget tw, TScreen *screen)
{
TekScreen *tekscr = TekScreenOf(tw);
if (TWindow(tekscr))
XSetWindowBackground(XtDisplay(tw), TWindow(tekscr),
T_COLOR(screen, TEK_BG));
}
/*
* Toggles cursor on or off at cursor position in screen.
*/
void
TCursorToggle(TekWidget tw, int toggle) /* TOGGLE or CLEAR */
{
TekScreen *tekscr;
XtermWidget xw;
int c, x, y;
unsigned cellwidth, cellheight;
if (tw == 0)
return;
if ((tekscr = TekScreenOf(tw)) == 0)
return;
if ((xw = tw->vt) == 0)
return;
if (!TEK4014_SHOWN(xw))
return;
TRACE(("TCursorToggle %s\n", (toggle == TOGGLE) ? "toggle" : "clear"));
c = tekscr->cur.fontsize;
cellwidth = (unsigned) tw->tek.Tfont[c]->max_bounds.width;
cellheight = (unsigned) (tw->tek.Tfont[c]->ascent +
tw->tek.Tfont[c]->descent);
x = (int) ScaledX(tw, tekscr->cur_X);
y = (int) ScaledY(tw, tekscr->cur_Y) - tw->tek.tobaseline[c];
if (toggle == TOGGLE) {
TScreen *screen = TScreenOf(xw);
if (screen->select || screen->always_highlight)
XFillRectangle(XtDisplay(tw), TWindow(tekscr),
tekscr->TcursorGC, x, y,
cellwidth, cellheight);
else { /* fix to use different GC! */
XDrawRectangle(XtDisplay(tw), TWindow(tekscr),
tekscr->TcursorGC, x, y,
cellwidth - 1, cellheight - 1);
}
} else {
/* Clear the entire rectangle, even though we may only
* have drawn an outline. This fits with our refresh
* scheme of redrawing the entire window on any expose
* event and is easier than trying to figure out exactly
* which part of the cursor needs to be erased.
*/
XClearArea(XtDisplay(tw), TWindow(tekscr), x, y,
cellwidth, cellheight, False);
}
}
/*
* The Tektronix manual describes the PAGE/RESET button. For PAGE:
* Erases the display, resets to Alpha Mode and home position;
* resets to Margin 1 and cancels Bypass condition.
* For the RESET function:
* Entered with SHIFT held down; creates a "home" function,
* resetting the Terminal to initial status; does not erase.
*
* The reset done here is different, changing the modes (which changes
* the line-type and font to default values) as well as erasing the screen
* (like PAGE).
*/
void
TekSimulatePageButton(TekWidget tw, Bool reset)
{
if (tw != 0) {
TekScreen *tekscr = TekScreenOf(tw);
if (reset) {
memset(&tekscr->cur, 0, sizeof tekscr->cur);
}
tekRefreshList = (TekLink *) 0;
TekPage(tw);
tekscr->cur_X = 0;
tekscr->cur_Y = TEKHOME;
}
}
/* write copy of screen to a file */
void
TekCopy(TekWidget tw)
{
if (tw != 0) {
TekScreen *tekscr = TekScreenOf(tw);
TScreen *screen = TScreenOf(tw->vt);
TekLink *Tp;
char buf[TIMESTAMP_LEN + 10];
int tekcopyfd;
timestamp_filename(buf, "COPY");
if (access(buf, F_OK) >= 0
&& access(buf, W_OK) < 0) {
Bell(tw->vt, XkbBI_MinorError, 0);
return;
}
#ifndef VMS
if (access(".", W_OK) < 0) { /* can't write in directory */
Bell(tw->vt, XkbBI_MinorError, 0);
return;
}
#endif
tekcopyfd = open_userfile(screen->uid, screen->gid, buf, False);
if (tekcopyfd >= 0) {
char initbuf[5];
sprintf(initbuf, "%c%c%c%c",
ANSI_ESC, (char) (tekscr->page.fontsize + '8'),
ANSI_ESC, (char) (tekscr->page.linetype + '`'));
IGNORE_RC(write(tekcopyfd, initbuf, (size_t) 4));
Tp = &Tek0;
do {
IGNORE_RC(write(tekcopyfd, Tp->data, (size_t) Tp->count));
Tp = Tp->next;
} while (Tp);
close(tekcopyfd);
}
}
}
/*ARGSUSED*/
void
HandleGINInput(Widget w,
XEvent *event GCC_UNUSED,
String *param_list,
Cardinal *nparamsp)
{
TekWidget tw = getTekWidget(w);
if (tw != 0) {
TekScreen *tekscr = TekScreenOf(tw);
if (tekscr->TekGIN && *nparamsp == 1) {
int c = param_list[0][0];
switch (c) {
case 'l':
case 'm':
case 'r':
case 'L':
case 'M':
case 'R':
break;
default:
Bell(tw->vt, XkbBI_MinorError, 0); /* let them know they goofed */
c = 'l'; /* provide a default */
}
TekEnqMouse(tw, c | 0x80);
TekGINoff(tw);
} else {
Bell(tw->vt, XkbBI_MinorError, 0);
}
}
}
/*
* Check if the current widget, or any parent, is the "tek4014" widget.
*/
TekWidget
getTekWidget(Widget w)
{
TekWidget tw;
if (w == 0) {
tw = (TekWidget) CURRENT_EMU();
if (!IsTekWidget(tw)) {
tw = 0;
}
} else if (IsTekWidget(w)) {
tw = (TekWidget) w;
} else {
tw = getTekWidget(XtParent(w));
}
TRACE2(("getTekWidget %p -> %p\n", w, tw));
return tw;
}
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