author | penk |
Wed, 25 Sep 2002 10:27:33 +0200 | |
changeset 2217 | 070c39549895 |
parent 2207 | d352a2f0a83a |
child 2268 | e3b57c072b89 |
permissions | -rw-r--r-- |
1361 | 1 |
" |
2 |
COPYRIGHT (c) 1998 by eXept Software AG |
|
3 |
All Rights Reserved |
|
4 |
||
5 |
This software is furnished under a license and may be used |
|
6 |
only in accordance with the terms of that license and with the |
|
7 |
inclusion of the above copyright notice. This software may not |
|
8 |
be provided or otherwise made available to, or used by, any |
|
9 |
other person. No title to or ownership of the software is |
|
10 |
hereby transferred. |
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11 |
" |
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||
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2076 | 15 |
"{ Package: 'stx:libwidg2' }" |
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||
930 | 17 |
TerminalView subclass:#VT100TerminalView |
998 | 18 |
instanceVariableNames:'currentParam parameters lastCursorLine' |
920 | 19 |
classVariableNames:'' |
20 |
poolDictionaries:'' |
|
21 |
category:'Views-TerminalViews' |
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22 |
! |
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||
927 | 24 |
!VT100TerminalView class methodsFor:'documentation'! |
25 |
||
2116 | 26 |
ansiEscapes |
27 |
" |
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28 |
ANSI ESCAPE SEQUENCES |
|
29 |
=============================================================================== |
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30 |
Wherever you see '#', that should be replaced by the appropriate number. |
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31 |
||
32 |
ESC code sequence Function |
|
33 |
------------------- --------------------------- |
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34 |
Cursor Controls: |
|
35 |
ESC[#;#H or ESC[#;#f Moves cusor to line #, column # |
|
36 |
ESC[#A Moves cursor up # lines |
|
37 |
ESC[#B Moves cursor down # lines |
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38 |
ESC[#C Moves cursor forward # spaces |
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39 |
ESC[#D Moves cursor back # spaces |
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40 |
ESC[#;#R Reports current cursor line & column |
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41 |
ESC[s Saves cursor position for recall later |
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42 |
ESC[u Return to saved cursor position |
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43 |
||
44 |
Erase Functions: |
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45 |
ESC[2J Clear screen and home cursor |
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46 |
ESC[K Clear to end of line |
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47 |
||
48 |
Set Graphics Rendition: |
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49 |
ESC[#;#;....;#m Set display attributes where # is |
|
50 |
0 for normal display |
|
51 |
1 for bold on |
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52 |
4 underline (mono only) |
|
53 |
5 blink on |
|
54 |
7 reverse video on |
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55 |
8 nondisplayed (invisible) |
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56 |
30 black foreground |
|
57 |
31 red foreground |
|
58 |
32 green foreground |
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59 |
33 yellow foreground |
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60 |
34 blue foreground |
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61 |
35 magenta foreground |
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62 |
36 cyan foreground |
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63 |
37 white foreground |
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64 |
40 black background |
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65 |
41 red background |
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66 |
42 green background |
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67 |
43 yellow background |
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68 |
44 blue background |
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69 |
45 magenta background |
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70 |
46 cyan background |
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71 |
47 white background |
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72 |
||
73 |
ESC[=#;7h or Put screen in indicated mode where # is |
|
74 |
ESC[=h or 0 for 40 x 25 black & white |
|
75 |
ESC[=0h or 1 for 40 x 25 color |
|
76 |
ESC[?7h 2 for 80 x 25 b&w |
|
77 |
3 for 80 x 25 color |
|
78 |
4 for 320 x 200 color graphics |
|
79 |
5 for 320 x 200 b & w graphics |
|
80 |
6 for 640 x 200 b & w graphics |
|
81 |
7 to wrap at end of line |
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82 |
||
83 |
ESC[=#;7l or ESC[=l or Resets mode # set with above command |
|
84 |
ESC[=0l or ESC[?7l |
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85 |
||
86 |
Keyboard Reassignments: |
|
87 |
ESC[#;#;...p Keyboard reassignment. The first ASCII |
|
88 |
or ESC[""string""p code defines which code is to be |
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or ESC[#;""string"";#; changed. The remaining codes define |
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#;""string"";#p what it is to be changed to. |
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91 |
||
92 |
E.g. Reassign the Q and q keys to the A and a keys (and vice versa). |
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93 |
ESC [65;81p A becomes Q |
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94 |
ESC [97;113p a becomes q |
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95 |
ESC [81;65p Q becomes A |
|
96 |
ESC [113;97p q becomes a |
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97 |
||
98 |
E.g. Reassign the F10 key to a DIR command. |
|
99 |
ESC [0;68;""dir"";13p The 0;68 is the extended ASCII code |
|
100 |
for the F10 key and 13 is the ASCII |
|
101 |
code for a carriage return. |
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102 |
||
103 |
Other function key codes F1=59,F2=60,F3=61,F4=62,F5=63 |
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104 |
F6=64,F7=65,F8=66,F9=67,F10=68 |
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105 |
" |
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106 |
! |
|
107 |
||
1361 | 108 |
copyright |
109 |
" |
|
110 |
COPYRIGHT (c) 1998 by eXept Software AG |
|
111 |
All Rights Reserved |
|
112 |
||
113 |
This software is furnished under a license and may be used |
|
114 |
only in accordance with the terms of that license and with the |
|
115 |
inclusion of the above copyright notice. This software may not |
|
116 |
be provided or otherwise made available to, or used by, any |
|
117 |
other person. No title to or ownership of the software is |
|
118 |
hereby transferred. |
|
119 |
" |
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120 |
||
121 |
||
122 |
! |
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123 |
||
927 | 124 |
documentation |
125 |
" |
|
1418 | 126 |
A VT100 terminal emulator. |
127 |
Most of the functionality is inherited from my superclass, |
|
128 |
I redefine/specialize certain methods for VT100 escape sequences |
|
129 |
and vt100 keyboard codes |
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927 | 130 |
|
1419 | 131 |
BUGS: |
132 |
VT100 wrapMode (at right margin) is not supported |
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133 |
this may lead to wrong display when a vi is started in a small window. |
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134 |
||
927 | 135 |
[start with:] |
136 |
VT100TerminalView openShell |
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1418 | 137 |
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138 |
[see also:] |
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139 |
VT52TerminalView |
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140 |
TelnetTool |
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927 | 141 |
" |
142 |
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143 |
||
144 |
! ! |
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920 | 145 |
|
932 | 146 |
!VT100TerminalView methodsFor:'defaults'! |
927 | 147 |
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148 |
vt100KeyCodes |
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1420 | 149 |
"return a vt100 keyCode table" |
150 |
||
927 | 151 |
^ IdentityDictionary withKeysAndValues: |
152 |
#( |
|
153 |
#CursorUp '\e[A' |
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154 |
#CursorDown '\e[B' |
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155 |
#CursorRight '\e[C' |
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156 |
#CursorLeft '\e[D' |
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157 |
#Home '\e[H' |
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158 |
#Escape '\e' |
|
159 |
#BackSpace '\b' |
|
160 |
#Return '\r' |
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976 | 161 |
#Delete '\0177' |
1357 | 162 |
#Tab '\t' |
1352 | 163 |
|
164 |
#F1 '\eOP' |
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165 |
#F2 '\eOQ' |
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166 |
#F3 '\eOR' |
|
167 |
#F4 '\eOS' |
|
168 |
#F5 '\eOt' |
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169 |
#F6 '\eOu' |
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170 |
#F7 '\eOv' |
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171 |
#F8 '\eOl' |
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172 |
#F9 '\eOw' |
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927 | 173 |
) |
174 |
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175 |
"Created: / 10.6.1998 / 15:13:01 / cg" |
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1357 | 176 |
"Modified: / 5.5.1999 / 15:01:32 / cg" |
927 | 177 |
! ! |
178 |
||
179 |
!VT100TerminalView methodsFor:'functions'! |
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180 |
||
181 |
addLines |
|
1420 | 182 |
"Add the appropriate number of blank lines (param 1) |
183 |
at the cursor position." |
|
927 | 184 |
|
1420 | 185 |
self addLines:((parameters at:1) max:1). |
927 | 186 |
self endOfSequence |
187 |
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188 |
"Created: / 10.6.1998 / 14:48:03 / cg" |
|
189 |
! |
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190 |
||
1420 | 191 |
addLines:aNumber |
927 | 192 |
"Add aNumber blank lines at the position indicated by the cursor." |
193 |
||
1420 | 194 |
aNumber timesRepeat:[ |
927 | 195 |
self insertLine:'' before:cursorLine |
196 |
] |
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197 |
||
198 |
"Created: / 10.6.1998 / 14:49:30 / cg" |
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199 |
! |
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200 |
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949 | 201 |
autoMargin:aBoolean |
202 |
"set/clear autowrap at end of line (not yet implemented)" |
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203 |
||
204 |
"Created: / 12.6.1998 / 21:42:06 / cg" |
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205 |
! |
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206 |
||
2192 | 207 |
clearLines:arg |
1420 | 208 |
"Clear some part of the current line, as indicated by the first parameter: |
209 |
0 - clear to EOL |
|
210 |
1 - clear from beginning to cursorCol |
|
211 |
2 - clear entire line |
|
212 |
" |
|
927 | 213 |
|
1001
7fe14ad43ae3
fixed clear-to-end-of-screen function.
Claus Gittinger <cg@exept.de>
parents:
998
diff
changeset
|
214 |
arg = 0 ifTrue: [^self doClearToEndOfLine]. |
7fe14ad43ae3
fixed clear-to-end-of-screen function.
Claus Gittinger <cg@exept.de>
parents:
998
diff
changeset
|
215 |
arg = 1 ifTrue: [^self doClearFromBeginningOfLine]. |
7fe14ad43ae3
fixed clear-to-end-of-screen function.
Claus Gittinger <cg@exept.de>
parents:
998
diff
changeset
|
216 |
arg = 2 ifTrue: [^self doClearEntireLine] |
927 | 217 |
|
218 |
"Created: / 10.6.1998 / 14:44:22 / cg" |
|
1001
7fe14ad43ae3
fixed clear-to-end-of-screen function.
Claus Gittinger <cg@exept.de>
parents:
998
diff
changeset
|
219 |
"Modified: / 21.7.1998 / 20:07:42 / cg" |
927 | 220 |
! |
221 |
||
949 | 222 |
deleteCharacters |
1420 | 223 |
"Delete the appropriate number of characters (param 1) |
224 |
at the cursor position." |
|
949 | 225 |
|
226 |
|n| |
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227 |
||
228 |
n := ((parameters at: 1) max: 1). |
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229 |
self deleteFromLine:cursorLine col:cursorCol toLine:cursorLine col:cursorCol+n-1. |
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230 |
||
231 |
"Created: / 12.6.1998 / 21:19:02 / cg" |
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232 |
"Modified: / 12.6.1998 / 21:19:15 / cg" |
|
233 |
! |
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234 |
||
2192 | 235 |
displayMode:p1 |
1420 | 236 |
"Set the current display mode (emphasis) as specified by param 1." |
927 | 237 |
|
2192 | 238 |
|clrName| |
1352 | 239 |
|
240 |
||
1020 | 241 |
"/ self endEntry. |
1352 | 242 |
p1 == 1 ifTrue:[ |
951 | 243 |
"/ ESC-[-1-m -> bold |
244 |
||
1287
48e6c847a554
use red color instead of bold
Claus Gittinger <cg@exept.de>
parents:
1056
diff
changeset
|
245 |
"/ workaround: windows bold fonts are |
48e6c847a554
use red color instead of bold
Claus Gittinger <cg@exept.de>
parents:
1056
diff
changeset
|
246 |
"/ wider, leading to ugly looking output |
48e6c847a554
use red color instead of bold
Claus Gittinger <cg@exept.de>
parents:
1056
diff
changeset
|
247 |
"/ Therefore, use red color instead of bold |
1667 | 248 |
device platformName = 'WIN32' ifTrue:[ |
1287
48e6c847a554
use red color instead of bold
Claus Gittinger <cg@exept.de>
parents:
1056
diff
changeset
|
249 |
self color:Color red. |
48e6c847a554
use red color instead of bold
Claus Gittinger <cg@exept.de>
parents:
1056
diff
changeset
|
250 |
] ifFalse:[ |
48e6c847a554
use red color instead of bold
Claus Gittinger <cg@exept.de>
parents:
1056
diff
changeset
|
251 |
self bold. |
48e6c847a554
use red color instead of bold
Claus Gittinger <cg@exept.de>
parents:
1056
diff
changeset
|
252 |
]. |
951 | 253 |
^ self. |
254 |
]. |
|
1352 | 255 |
p1 == 4 ifTrue:[ |
256 |
"/ ESC-[-4-m -> underline |
|
257 |
||
258 |
self underline. |
|
259 |
^ self. |
|
260 |
]. |
|
261 |
p1 == 5 ifTrue:[ |
|
262 |
"/ ESC-[-5-m -> blink |
|
263 |
||
264 |
self color:Color blue. |
|
265 |
^ self. |
|
266 |
]. |
|
267 |
p1 == 7 ifTrue:[ |
|
268 |
"/ ESC-[-7-m -> reverse |
|
951 | 269 |
|
978 | 270 |
self reverse. |
271 |
^ self. |
|
272 |
]. |
|
2116 | 273 |
p1 == 8 ifTrue:[ |
274 |
"/ ESC-[-8-m -> invisible |
|
275 |
^ self. |
|
276 |
]. |
|
277 |
(p1 between:30 and:37) ifTrue:[ |
|
278 |
"/ ESC-[-30-m -> black fg color |
|
279 |
"/ ESC-[-31-m -> red fg color |
|
280 |
"/ ... |
|
281 |
"/ ESC-[-37-m -> white fg color |
|
282 |
clrName := #(black red green yellow blue magenta cyan white) at:(p1-30+1). |
|
283 |
self color:(Color perform:clrName). |
|
284 |
^ self. |
|
285 |
]. |
|
286 |
(p1 between:40 and:47) ifTrue:[ |
|
287 |
"/ ESC-[-40-m -> black bg color |
|
288 |
"/ ... |
|
289 |
"/ ESC-[-47-m -> white bg color |
|
290 |
clrName := #(black red green yellow blue magenta cyan white) at:(p1-40+1). |
|
291 |
self bgColor:(Color perform:clrName). |
|
292 |
^ self. |
|
293 |
]. |
|
1020 | 294 |
|
978 | 295 |
"/ ESC-[-any-m -> normal |
296 |
self normal. |
|
927 | 297 |
|
298 |
"Created: / 10.6.1998 / 15:01:16 / cg" |
|
1352 | 299 |
"Modified: / 5.5.1999 / 00:53:15 / cg" |
927 | 300 |
! |
301 |
||
2192 | 302 |
doClearDisplay:arg |
1420 | 303 |
"Clear some part of the current screen, as indicated by the first parameter. |
304 |
0 - clear to endOfScreen |
|
305 |
1 - clear from beginning of screen to cursorCol |
|
306 |
2 - clear entire screen |
|
307 |
" |
|
1001
7fe14ad43ae3
fixed clear-to-end-of-screen function.
Claus Gittinger <cg@exept.de>
parents:
998
diff
changeset
|
308 |
|
7fe14ad43ae3
fixed clear-to-end-of-screen function.
Claus Gittinger <cg@exept.de>
parents:
998
diff
changeset
|
309 |
arg = 0 ifTrue: [^self doClearToEndOfScreen]. |
7fe14ad43ae3
fixed clear-to-end-of-screen function.
Claus Gittinger <cg@exept.de>
parents:
998
diff
changeset
|
310 |
arg = 1 ifTrue: [^self doClearFromBeginningOfScreen]. |
7fe14ad43ae3
fixed clear-to-end-of-screen function.
Claus Gittinger <cg@exept.de>
parents:
998
diff
changeset
|
311 |
arg = 2 ifTrue: [^self doClearEntireScreen] |
7fe14ad43ae3
fixed clear-to-end-of-screen function.
Claus Gittinger <cg@exept.de>
parents:
998
diff
changeset
|
312 |
|
7fe14ad43ae3
fixed clear-to-end-of-screen function.
Claus Gittinger <cg@exept.de>
parents:
998
diff
changeset
|
313 |
"Created: / 21.7.1998 / 20:05:07 / cg" |
7fe14ad43ae3
fixed clear-to-end-of-screen function.
Claus Gittinger <cg@exept.de>
parents:
998
diff
changeset
|
314 |
"Modified: / 21.7.1998 / 20:07:36 / cg" |
7fe14ad43ae3
fixed clear-to-end-of-screen function.
Claus Gittinger <cg@exept.de>
parents:
998
diff
changeset
|
315 |
! |
7fe14ad43ae3
fixed clear-to-end-of-screen function.
Claus Gittinger <cg@exept.de>
parents:
998
diff
changeset
|
316 |
|
1020 | 317 |
insertCharacters |
1420 | 318 |
"Insert the appropriate number of spaces (param 1) at the cursor position." |
949 | 319 |
|
320 |
|s| |
|
321 |
||
322 |
s := String new:((parameters at: 1) max: 1). |
|
1420 | 323 |
self insertStringWithoutCRs:s atLine:cursorLine col:cursorCol. |
949 | 324 |
|
325 |
"Modified: / 12.6.1998 / 21:14:25 / cg" |
|
1020 | 326 |
"Created: / 28.7.1998 / 00:53:51 / cg" |
949 | 327 |
! |
328 |
||
927 | 329 |
move |
330 |
"Move to the locations indicated by the first and second parameters." |
|
331 |
||
2217 | 332 |
| row column | |
333 |
||
334 |
row := (self getParameter:1 withDefault:1). |
|
335 |
column := (self getParameter:2 withDefault:1). |
|
2202 | 336 |
Debug ifTrue:[ |
2217 | 337 |
Transcript show:'move to column/row:'; show:column; show:'/'; showCR:row. |
338 |
]. |
|
339 |
self moveToX:column y:row. |
|
927 | 340 |
|
341 |
"Created: / 10.6.1998 / 14:40:01 / cg" |
|
978 | 342 |
"Modified: / 20.6.1998 / 18:49:12 / cg" |
927 | 343 |
! |
344 |
||
345 |
moveToX: xLocation y: yLocation |
|
346 |
"Position the cursor at the location given by xLocation and yLocation. |
|
347 |
Ignore the command if the parameters are outside the allowable range." |
|
348 |
||
2192 | 349 |
Debug ifTrue:[ |
350 |
Transcript show:'numberOfColumns '; showCR:numberOfColumns. |
|
351 |
Transcript show:'numberOfLines '; showCR:numberOfLines. |
|
352 |
]. |
|
978 | 353 |
"/ (xLocation < 1 or: [xLocation > numberOfColumns]) ifTrue: [^self]. |
354 |
"/ (yLocation < 1 or: [yLocation > numberOfLines]) ifTrue: [^self]. |
|
952 | 355 |
|
949 | 356 |
self cursorVisibleLine:yLocation col:xLocation. |
927 | 357 |
|
358 |
"Created: / 10.6.1998 / 14:40:49 / cg" |
|
978 | 359 |
"Modified: / 20.6.1998 / 20:27:11 / cg" |
927 | 360 |
! |
361 |
||
944 | 362 |
reportTerminalType |
1420 | 363 |
"currently, only cursor position is supported (param 6)" |
364 |
||
944 | 365 |
(parameters at: 1) == 6 ifTrue:[ |
366 |
"/ report position |
|
1020 | 367 |
self endEntry. |
368 |
||
944 | 369 |
inStream nextPut:(Character esc). |
370 |
inStream nextPutAll:'[' |
|
371 |
, cursorLine printString |
|
372 |
, ';' |
|
373 |
, cursorCol printString |
|
374 |
, 'R'. |
|
375 |
^ self |
|
376 |
]. |
|
377 |
(parameters at: 1) == 7 ifTrue:[ |
|
378 |
"/ display name |
|
379 |
]. |
|
380 |
||
381 |
"Created: / 11.6.1998 / 23:05:50 / cg" |
|
1020 | 382 |
"Modified: / 28.7.1998 / 00:54:30 / cg" |
944 | 383 |
! |
384 |
||
927 | 385 |
resetDefaults |
386 |
"Reset the default parameters" |
|
387 |
||
2192 | 388 |
|l1 l2| |
949 | 389 |
|
978 | 390 |
|
949 | 391 |
l1 := (parameters at: 1). |
392 |
l2 := (parameters at: 2). |
|
2192 | 393 |
Debug ifTrue:[ |
394 |
Transcript show:'resetDefaults:'; show:l1;show:' ';showCR:l2. |
|
395 |
]. |
|
949 | 396 |
(l1 ~~ 0 and:[l2 ~~ 0]) ifTrue:[ |
397 |
rangeStartLine := l1. |
|
398 |
rangeEndLine := l2. |
|
399 |
] ifFalse:[ |
|
978 | 400 |
"/ self halt. |
949 | 401 |
]. |
402 |
||
978 | 403 |
"/ (rangeStartLine == 1 and:[rangeEndLine == numberOfLines]) ifTrue:[ |
404 |
"/ rangeEndLine := rangeStartLine := nil. |
|
405 |
"/ ]. |
|
406 |
||
407 |
"/ autoLineFeed := false. |
|
408 |
"/ autoMargin := true. |
|
409 |
"/ displayMode := 0. "Normal display"!! !! |
|
927 | 410 |
|
411 |
"Created: / 10.6.1998 / 14:50:53 / cg" |
|
978 | 412 |
"Modified: / 20.6.1998 / 20:28:26 / cg" |
920 | 413 |
! ! |
414 |
||
415 |
!VT100TerminalView methodsFor:'initialization'! |
|
416 |
||
927 | 417 |
initialize |
418 |
super initialize. |
|
949 | 419 |
|
2192 | 420 |
parameters := Array new:8. |
927 | 421 |
self endOfSequence |
422 |
||
423 |
"Created: / 10.6.1998 / 14:46:07 / cg" |
|
953 | 424 |
"Modified: / 13.6.1998 / 13:58:01 / cg" |
927 | 425 |
! |
426 |
||
427 |
initializeKeyboardSequences |
|
1420 | 428 |
"setup my keyboard sequences for a vt100" |
429 |
||
927 | 430 |
kbdSequences := (self vt100KeyCodes) |
431 |
||
432 |
"Modified: / 9.6.1998 / 20:49:21 / cg" |
|
433 |
"Created: / 10.6.1998 / 15:12:32 / cg" |
|
434 |
! ! |
|
435 |
||
436 |
!VT100TerminalView methodsFor:'processing - input'! |
|
437 |
||
2194 | 438 |
addToParameter:char |
927 | 439 |
"The parameter char is a digit. Add it to the current parameter." |
440 |
||
441 |
| param | |
|
442 |
||
2192 | 443 |
param := (parameters at:currentParam) ? 0. |
927 | 444 |
parameters at:currentParam put:(param * 10 + char digitValue) |
445 |
||
446 |
"Created: / 10.6.1998 / 14:39:00 / cg" |
|
447 |
! |
|
448 |
||
1420 | 449 |
endOfSequence |
450 |
"private - reset state-machine at end of escape-sequence" |
|
927 | 451 |
|
452 |
state := 0. |
|
453 |
currentParam := 1. |
|
2192 | 454 |
"/ parameters := Array new:8 withAll:0. |
455 |
parameters atAllPut:nil. |
|
927 | 456 |
|
457 |
"Created: / 10.6.1998 / 14:30:40 / cg" |
|
458 |
"Modified: / 10.6.1998 / 14:30:57 / cg" |
|
459 |
! |
|
460 |
||
2207 | 461 |
evaluateProcessCharacterReturn:aSymbol |
462 |
" evaluate the return value of the process state methods except for state 0 |
|
463 |
" |
|
464 |
||
465 |
aSymbol == #waitForNextChar ifTrue:[ |
|
466 |
^ self. |
|
467 |
]. |
|
468 |
aSymbol == #unknown ifTrue:[ |
|
469 |
self doNothing. |
|
470 |
^ self |
|
471 |
]. |
|
472 |
aSymbol == #sequenceComplete ifTrue:[ |
|
473 |
self endOfSequence. |
|
474 |
^ self. |
|
475 |
]. |
|
476 |
! |
|
477 |
||
478 |
nextPut:char |
|
2194 | 479 |
" process a character (i.e. the shells output) |
480 |
" |
|
937 | 481 |
|
2202 | 482 |
|processCharacterReturn| |
932 | 483 |
|
2192 | 484 |
Debug ifTrue:[ |
2202 | 485 |
Transcript |
486 |
show:state; |
|
487 |
show:' '; |
|
488 |
showCR:char storeString |
|
2192 | 489 |
]. |
2207 | 490 |
state == #gotReturn ifTrue:[ |
491 |
processCharacterReturn := self processStateGotReturn:char. |
|
492 |
processCharacterReturn == #sequenceComplete ifTrue:[ |
|
493 |
^ self. |
|
494 |
]. |
|
495 |
]. |
|
927 | 496 |
state == 0 ifTrue:[ |
2207 | 497 |
processCharacterReturn := self processState0:char. |
498 |
processCharacterReturn == #waitForNextChar ifTrue:[ |
|
499 |
^ self. |
|
500 |
]. |
|
501 |
processCharacterReturn == #unknown ifTrue:[ |
|
502 |
super nextPut:char. |
|
503 |
^ self. |
|
504 |
]. |
|
505 |
]. |
|
506 |
state == #gotESC ifTrue:[ |
|
507 |
processCharacterReturn := self processStateGotESC:char. |
|
508 |
self evaluateProcessCharacterReturn:processCharacterReturn. |
|
509 |
^ self. |
|
927 | 510 |
]. |
2207 | 511 |
state == #gotCSI ifTrue:[ |
512 |
processCharacterReturn := self processStateGotCSI:char. |
|
513 |
self evaluateProcessCharacterReturn:processCharacterReturn. |
|
514 |
^ self. |
|
2202 | 515 |
]. |
2207 | 516 |
state == #gotCSI2 ifTrue:[ |
517 |
processCharacterReturn := self processStateGotCSI2:char. |
|
518 |
self evaluateProcessCharacterReturn:processCharacterReturn. |
|
519 |
^ self. |
|
2192 | 520 |
]. |
2207 | 521 |
state == #gotCSI3 ifTrue:[ |
522 |
processCharacterReturn := self processStateGotCSI3:char. |
|
523 |
self evaluateProcessCharacterReturn:processCharacterReturn. |
|
524 |
^ self. |
|
2192 | 525 |
]. |
2207 | 526 |
state == #gotXTERMCSI ifTrue:[ |
527 |
processCharacterReturn := self processStateGotXTERMCSI:char. |
|
528 |
self evaluateProcessCharacterReturn:processCharacterReturn. |
|
529 |
^ self. |
|
927 | 530 |
]. |
2192 | 531 |
self doNothing. |
532 |
^ self |
|
2202 | 533 |
! |
534 |
||
2207 | 535 |
processState0:char |
2202 | 536 |
" change state or processing character; return |
537 |
#waitForNextChar - state was changed and wait for next characters |
|
538 |
#sequenceComplete - command processed |
|
539 |
#unknown - unknown character for this state |
|
540 |
" |
|
541 |
||
542 |
char asciiValue < 32 ifTrue:[ |
|
2207 | 543 |
(char == Character esc) ifTrue:[ |
544 |
state := #gotESC. |
|
545 |
^ #waitForNextChar |
|
546 |
]. |
|
2202 | 547 |
( char == Character nl "nl or '\n'" |
548 |
or:[(char == (Character value:16rb))]) ifTrue:[ |
|
2207 | 549 |
translateNLToCRNL == true ifTrue:[ |
550 |
self endEntry. |
|
551 |
self cursorToBeginOfLine. |
|
552 |
]. |
|
2202 | 553 |
self endEntry. |
554 |
self doCursorDown:1. |
|
2207 | 555 |
^ #waitForNextChar. |
2202 | 556 |
]. |
557 |
(char == Character return) ifTrue:[ |
|
558 |
(rangeEndLine notNil and:[rangeEndLine ~~ numberOfLines]) ifTrue:[ |
|
559 |
self endEntry. |
|
560 |
self cursorToBeginOfLine. |
|
561 |
] ifFalse:[ |
|
562 |
state := #gotReturn. |
|
563 |
]. |
|
2207 | 564 |
^ #waitForNextChar. |
2202 | 565 |
]. |
566 |
(char == Character backspace) ifTrue:[ |
|
567 |
self endEntry. |
|
568 |
self cursorLeft. |
|
2207 | 569 |
^ #waitForNextChar "/ doBackspace |
2202 | 570 |
]. |
571 |
(char == Character bell) ifTrue:[ |
|
572 |
self beep. |
|
2207 | 573 |
^ #waitForNextChar |
2202 | 574 |
]. |
575 |
(char == (Character value:5)) ifTrue:[ |
|
576 |
"/ Transmission answerback message |
|
577 |
self reportTerminalType. |
|
2207 | 578 |
^ #waitForNextChar |
2202 | 579 |
]. |
580 |
( char == (Character value:16r18) "/Cancel |
|
581 |
or:[ char == (Character value:16r1A) "/Substitute |
|
582 |
]) ifTrue:[ |
|
583 |
self nextPut:(Character value:16r2). |
|
2207 | 584 |
^ #waitForNextChar |
2202 | 585 |
] |
2207 | 586 |
" |
587 |
all not suported control characters (also vt102): |
|
588 |
Character value:16r3 ->End of text |
|
589 |
Character value:16r4 ->End of transmission |
|
590 |
Character tab ->Horizontal tab |
|
591 |
Character value:16rc ->Form feed |
|
592 |
Character value:16re ->SO shift out |
|
593 |
Character value:16rf ->SI shift in |
|
594 |
Character value:16r11 ->Device control 1 |
|
595 |
Character value:16r13 ->Device control 3 |
|
596 |
". |
|
597 |
char ~~ Character tab ifTrue:[ |
|
598 |
char asciiValue ~~ 0 ifTrue:[ |
|
599 |
('VT100 [info]: unhandled control key: ' , char storeString) infoPrintCR. |
|
600 |
]. |
|
601 |
^ #waitForNextChar. |
|
602 |
] |
|
603 |
||
2202 | 604 |
]. |
605 |
^ #unknown |
|
2192 | 606 |
! |
607 |
||
608 |
processStateGotCSI2:char |
|
609 |
" change state or processing character; return |
|
610 |
#waitForNextChar - state was changed and wait for next characters |
|
611 |
#sequenceComplete - command processed |
|
612 |
#unknown - unknown character for this state |
|
613 |
" |
|
614 |
||
615 |
char == $; ifTrue: [ |
|
616 |
currentParam := (currentParam + 1) min: 8. |
|
617 |
^ #waitForNextChar |
|
618 |
]. |
|
619 |
char isDigit ifTrue: [ |
|
2194 | 620 |
self addToParameter:char. |
2192 | 621 |
^ #waitForNextChar |
622 |
]. |
|
623 |
(char == $l |
|
624 |
or:[char == $h]) ifTrue: [ |
|
625 |
"/ (parameters at: 1) = 1 ifTrue: [app_cur_keys:(char == $h)]. |
|
626 |
"/ (parameters at: 1) = 2 ifTrue: [mode132:(char == $h)]. |
|
627 |
"/ (parameters at: 1) = 4 ifTrue: [smoothScroll:(char == $h)]. |
|
628 |
"/ (parameters at: 1) = 5 ifTrue: [reverseVideo:(char == $h)]. |
|
629 |
"/ (parameters at: 1) = 6 ifTrue: [decom:(char == $h)]. |
|
630 |
self endEntry. |
|
631 |
(parameters at: 1) = 7 ifTrue: [self autoMargin:(char == $h)]. |
|
632 |
^ #sequenceComplete |
|
633 |
]. |
|
634 |
^ #unknown |
|
635 |
! |
|
636 |
||
637 |
processStateGotCSI3:char |
|
638 |
" change state or processing character; return |
|
639 |
#waitForNextChar - state was changed and wait for next characters |
|
640 |
#sequenceComplete - command processed |
|
641 |
#unknown - unknown character for this state |
|
642 |
" |
|
643 |
||
644 |
^ #unknown |
|
645 |
! |
|
646 |
||
647 |
processStateGotCSI:char |
|
648 |
" change state or processing character; return |
|
649 |
#waitForNextChar - state was changed and wait for next characters |
|
650 |
#sequenceComplete - command processed |
|
651 |
#unknown - unknown character for this state |
|
652 |
" |
|
653 |
||
654 |
char == $? ifTrue: [ |
|
655 |
state := #gotCSI2. |
|
656 |
^ #waitForNextChar |
|
657 |
]. |
|
658 |
char == $; ifTrue:[ |
|
659 |
currentParam := (currentParam + 1) min: 8. |
|
660 |
^ #waitForNextChar |
|
661 |
]. |
|
662 |
char isDigit ifTrue: [ |
|
663 |
self addToParameter:char. |
|
664 |
^ #waitForNextChar |
|
665 |
]. |
|
666 |
char == $@ ifTrue: [ |
|
667 |
self endEntry. |
|
668 |
self insertCharacters. |
|
669 |
^ #sequenceComplete |
|
670 |
]. |
|
671 |
char == $A ifTrue: [ |
|
672 |
"/ ESC[#A - Moves cursor up # lines |
|
673 |
self endEntry. |
|
2202 | 674 |
self doCursorUp:(self getParameter:1 withDefault:1). |
2192 | 675 |
^ #sequenceComplete |
676 |
]. |
|
677 |
char == $B ifTrue: [ |
|
678 |
"/ ESC[#B - Moves cursor down # lines |
|
679 |
self endEntry. |
|
2202 | 680 |
self doCursorDown:(self getParameter:1 withDefault:1). |
2192 | 681 |
^ #sequenceComplete |
682 |
]. |
|
683 |
char == $C ifTrue: [ |
|
684 |
"/ ESC[#C - Moves cursor forward # spaces |
|
685 |
self endEntry. |
|
2202 | 686 |
self doCursorRight:(self getParameter:1 withDefault:1). |
2192 | 687 |
^ #sequenceComplete |
688 |
]. |
|
689 |
char == $D ifTrue: [ |
|
690 |
"/ ESC[#D - Moves cursor back # spaces |
|
691 |
self endEntry. |
|
2202 | 692 |
self doCursorLeft:(self getParameter:1 withDefault:1). |
2192 | 693 |
^ #sequenceComplete |
694 |
]. |
|
2202 | 695 |
(char == $H or:[char == $f]) ifTrue: [ |
2192 | 696 |
"/ ESC[#;#H or ESC[#;#f - Moves cusor to line #, column # |
697 |
self endEntry. |
|
2202 | 698 |
self move. |
2192 | 699 |
^ #sequenceComplete |
700 |
]. |
|
701 |
char == $J ifTrue: [ |
|
2217 | 702 |
"/ ESC[0J - Clear screen to end |
703 |
"/ ESC[1J - Clear screen from beginning |
|
2192 | 704 |
"/ ESC[2J - Clear entire screen and home cursor |
705 |
self endEntry. |
|
2207 | 706 |
self doClearDisplay:(self getParameter:1 withDefault:0). |
2192 | 707 |
^ #sequenceComplete |
708 |
]. |
|
709 |
char == $K ifTrue: [ |
|
710 |
"/ ESC[K - Clear to end of line |
|
711 |
self endEntry. |
|
2207 | 712 |
self clearLines:(self getParameter:1 withDefault:0). |
2192 | 713 |
Debug ifTrue:[ |
714 |
Transcript showCR:'clear to EOL'. |
|
715 |
]. |
|
716 |
^ #sequenceComplete |
|
717 |
]. |
|
718 |
char == $L ifTrue: [ |
|
719 |
self endEntry. |
|
720 |
self insertLines. |
|
721 |
^ #sequenceComplete |
|
722 |
]. |
|
723 |
char == $M ifTrue: [ |
|
724 |
self endEntry. |
|
725 |
self deleteLines. |
|
726 |
^ #sequenceComplete |
|
727 |
]. |
|
728 |
char == $P ifTrue: [ |
|
729 |
self endEntry. |
|
730 |
self deleteCharacters. |
|
731 |
^ #sequenceComplete |
|
732 |
]. |
|
2202 | 733 |
char == $R ifTrue: [ |
2192 | 734 |
"/ ESC[#;#R - Reports current cursor line & column |
2207 | 735 |
^ #unknown |
2192 | 736 |
]. |
737 |
(char == $c) ifTrue:[ |
|
738 |
"/ terminal-type query 3 |
|
739 |
self reportTerminalType. |
|
740 |
^ #sequenceComplete |
|
741 |
]. |
|
742 |
char == $n ifTrue: [ |
|
743 |
self report. |
|
744 |
^ #sequenceComplete |
|
745 |
]. |
|
746 |
char == $m ifTrue: [ |
|
2207 | 747 |
self displayMode:(self getParameter:1 withDefault:0). |
2192 | 748 |
^ #sequenceComplete |
749 |
]. |
|
750 |
char == $r ifTrue: [ |
|
751 |
self endEntry. |
|
752 |
self resetDefaults. |
|
753 |
^ #sequenceComplete |
|
754 |
]. |
|
755 |
char == $s ifTrue: [ |
|
756 |
"/ ESC[s - Saves cursor position for recall later |
|
757 |
self endEntry. |
|
758 |
^ #sequenceComplete |
|
759 |
]. |
|
760 |
char == $u ifTrue: [ |
|
761 |
"/ ESC[u - Return to saved cursor position |
|
762 |
self endEntry. |
|
763 |
^ #sequenceComplete |
|
764 |
]. |
|
765 |
^ #unknown |
|
766 |
! |
|
767 |
||
768 |
processStateGotESC:char |
|
769 |
" change state or processing character; return |
|
770 |
#waitForNextChar - state was changed and wait for next characters |
|
771 |
#sequenceComplete - command processed |
|
772 |
#unknown - unknown character for this state |
|
773 |
" |
|
774 |
||
775 |
char == $[ ifTrue: [ |
|
776 |
"/ ESC-[ |
|
777 |
state := #gotCSI. |
|
778 |
^ #waitForNextChar |
|
779 |
]. |
|
780 |
char == $] ifTrue: [ |
|
781 |
"/ ESC-] |
|
782 |
"/xterm sequence |
|
783 |
state := #gotXTERMCSI. |
|
784 |
^ #waitForNextChar |
|
785 |
]. |
|
786 |
char == $( ifTrue: [ |
|
787 |
"/ ESC-( |
|
788 |
"/ todo: set-charset 0 ... |
|
789 |
state := #gotCSI3. |
|
790 |
^ #waitForNextChar |
|
791 |
]. |
|
792 |
char == $) ifTrue: [ |
|
793 |
"/ ESC-( |
|
794 |
"/ todo: set-charset 1 ... |
|
2207 | 795 |
^ #unknown |
2192 | 796 |
]. |
797 |
char == $7 ifTrue:[ |
|
798 |
"/ ESC-7 |
|
799 |
self endEntry. |
|
800 |
self saveCursor. |
|
801 |
^ #sequenceComplete |
|
802 |
]. |
|
803 |
char == $8 ifTrue:[ |
|
804 |
"/ ESC-7 |
|
805 |
self endEntry. |
|
806 |
self restoreCursor. |
|
807 |
^ #sequenceComplete |
|
808 |
]. |
|
809 |
char == $M ifTrue:[ |
|
2217 | 810 |
"/ ESC-M cursor up |
2192 | 811 |
self endEntry. |
812 |
self doCursorUp:1. |
|
813 |
^ #sequenceComplete |
|
814 |
]. |
|
815 |
char == $D ifTrue:[ |
|
2217 | 816 |
"/ ESC-D Index cursor down one line in same column |
2192 | 817 |
self endEntry. |
818 |
self doCursorDown:1. |
|
819 |
^ #sequenceComplete |
|
820 |
]. |
|
821 |
char == $E ifTrue:[ |
|
822 |
"/ ESC-E |
|
823 |
"/ TODO add_lines |
|
2217 | 824 |
self endEntry. |
825 |
self cursorReturn. |
|
2192 | 826 |
^ #sequenceComplete |
827 |
]. |
|
828 |
(char == $Z) ifTrue:[ |
|
829 |
"/ terminal-type query 2 |
|
830 |
self reportTerminalType. |
|
831 |
^ #sequenceComplete |
|
832 |
]. |
|
833 |
char == $= ifTrue: [ |
|
834 |
"/ enter apllication keypad mode |
|
835 |
"/ ESC-= |
|
2207 | 836 |
^ #unknown |
2192 | 837 |
]. |
838 |
char == $> ifTrue: [ |
|
839 |
"/ exit apllication keypad mode |
|
840 |
"/ ESC-< |
|
2207 | 841 |
^ #unknown |
2192 | 842 |
]. |
843 |
^ #unknown |
|
844 |
! |
|
845 |
||
2202 | 846 |
processStateGotReturn:char |
847 |
" change state or processing character; return |
|
848 |
#waitForNextChar - state was changed and wait for next characters |
|
849 |
#sequenceComplete - command processed |
|
850 |
#unknown - unknown character for this state |
|
851 |
" |
|
852 |
||
2207 | 853 |
state := 0. |
2202 | 854 |
char == Character nl ifTrue:[ |
855 |
"/ cr-nl |
|
856 |
"/ stay in buffering mode. |
|
2207 | 857 |
super nextPut:Character cr. |
858 |
^ #sequenceComplete. |
|
2202 | 859 |
]. |
860 |
self endEntry. |
|
861 |
self cursorToBeginOfLine. |
|
862 |
"/ continue in initial state |
|
2207 | 863 |
^ #waitForNextChar |
2202 | 864 |
! |
865 |
||
2192 | 866 |
processStateGotXTERMCSI:char |
867 |
" change state or processing character; return |
|
868 |
#waitForNextChar - state was changed and wait for next characters |
|
869 |
#sequenceComplete - command processed |
|
870 |
#unknown - unknown character for this state |
|
871 |
" |
|
872 |
||
873 |
^ #unknown |
|
920 | 874 |
! ! |
875 |
||
930 | 876 |
!VT100TerminalView methodsFor:'queries'! |
877 |
||
2202 | 878 |
getParameter:para withDefault:default |
879 |
||
880 |
|parameter| |
|
881 |
||
882 |
parameter := (parameters at:para). |
|
883 |
^ ((parameter isNil or:[parameter = 0]) ifTrue:[default] ifFalse:[parameter]). |
|
884 |
! |
|
885 |
||
930 | 886 |
terminalType |
1420 | 887 |
"returns a string describing this terminal (usually, this is |
888 |
passed down to the shell as TERM environment variable). |
|
889 |
Here, 'vt100' is returned." |
|
890 |
||
1355 | 891 |
^ 'vt100' |
930 | 892 |
|
893 |
"Created: / 10.6.1998 / 16:22:39 / cg" |
|
1355 | 894 |
"Modified: / 5.5.1999 / 11:22:40 / cg" |
930 | 895 |
! ! |
896 |
||
920 | 897 |
!VT100TerminalView class methodsFor:'documentation'! |
898 |
||
899 |
version |
|
2217 | 900 |
^ '$Header: /cvs/stx/stx/libwidg2/VT100TerminalView.st,v 1.40 2002-09-25 08:27:33 penk Exp $' |
920 | 901 |
! ! |