Terminal control/Dimensions: Difference between revisions
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=={{header|AArch64 Assembly}}== |
=={{header|AArch64 Assembly}}== |
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{{works with|as|Raspberry Pi 3B version Buster 64 bits}} |
{{works with|as|Raspberry Pi 3B version Buster 64 bits}} |
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<syntaxhighlight lang="aarch64 assembly"> |
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<lang AArch64 Assembly> |
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/* ARM assembly AARCH64 Raspberry PI 3B */ |
/* ARM assembly AARCH64 Raspberry PI 3B */ |
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/* program terminalSize64.s */ |
/* program terminalSize64.s */ |
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Line 98: | Line 98: | ||
/* for this file see task include a file in language AArch64 assembly */ |
/* for this file see task include a file in language AArch64 assembly */ |
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.include "../includeARM64.inc" |
.include "../includeARM64.inc" |
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</syntaxhighlight> |
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</lang> |
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<pre> |
<pre> |
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Program start |
Program start |
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Line 105: | Line 105: | ||
</pre> |
</pre> |
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=={{header|Action!}}== |
=={{header|Action!}}== |
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< |
<syntaxhighlight lang="action!">PROC Main() |
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BYTE ROWCRS=$0054 ;Current cursor row |
BYTE ROWCRS=$0054 ;Current cursor row |
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CARD COLCRS=$0055 ;Current cursor column |
CARD COLCRS=$0055 ;Current cursor column |
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Line 120: | Line 120: | ||
PrintF("Number of colums: %U%E",width) |
PrintF("Number of colums: %U%E",width) |
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PrintF("Number of rows: %B%E",height) |
PrintF("Number of rows: %B%E",height) |
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RETURN</ |
RETURN</syntaxhighlight> |
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{{out}} |
{{out}} |
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[https://gitlab.com/amarok8bit/action-rosetta-code/-/raw/master/images/Terminal_control_dimensions.png Screenshot from Atari 8-bit computer] |
[https://gitlab.com/amarok8bit/action-rosetta-code/-/raw/master/images/Terminal_control_dimensions.png Screenshot from Atari 8-bit computer] |
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=={{header|Applesoft BASIC}}== |
=={{header|Applesoft BASIC}}== |
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< |
<syntaxhighlight lang="applesoftbasic">WIDTH = PEEK(33) |
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HEIGHT = PEEK(35) - PEEK(34)</ |
HEIGHT = PEEK(35) - PEEK(34)</syntaxhighlight> |
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=={{header|Arturo}}== |
=={{header|Arturo}}== |
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< |
<syntaxhighlight lang="rebol">print ["Terminal width:" terminal\width] |
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print ["Terminal height:" terminal\height]</ |
print ["Terminal height:" terminal\height]</syntaxhighlight> |
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=={{header|AutoHotkey}}== |
=={{header|AutoHotkey}}== |
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Line 141: | Line 141: | ||
{{trans|C}} |
{{trans|C}} |
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AutoHotkey is not built for the console (it is GUI oriented) so we must call the WinAPI directly. |
AutoHotkey is not built for the console (it is GUI oriented) so we must call the WinAPI directly. |
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< |
<syntaxhighlight lang="ahk">DllCall( "AllocConsole" ) ; create a console if not launched from one |
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hConsole := DllCall( "GetStdHandle", int, STDOUT := -11 ) |
hConsole := DllCall( "GetStdHandle", int, STDOUT := -11 ) |
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Line 155: | Line 155: | ||
columns := right - left + 1 |
columns := right - left + 1 |
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rows := bottom - top + 1 |
rows := bottom - top + 1 |
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MsgBox %columns% columns and %rows% rows</ |
MsgBox %columns% columns and %rows% rows</syntaxhighlight> |
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=={{header|Axe}}== |
=={{header|Axe}}== |
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BaCon supports functions to retrieve the current number of <code>ROWS</code> and <code>COLUMNS</code>. |
BaCon supports functions to retrieve the current number of <code>ROWS</code> and <code>COLUMNS</code>. |
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< |
<syntaxhighlight lang="freebasic">' ANSI terminal dimensions |
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X = COLUMNS |
X = COLUMNS |
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Y = ROWS |
Y = ROWS |
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PRINT "X,Y: ", X, ",", Y</ |
PRINT "X,Y: ", X, ",", Y</syntaxhighlight> |
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=={{header|Batch File}}== |
=={{header|Batch File}}== |
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'''Screen Buffer Size:''' |
'''Screen Buffer Size:''' |
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< |
<syntaxhighlight lang="dos">@echo off |
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for /f "tokens=1,2 delims= " %%A in ('mode con') do ( |
for /f "tokens=1,2 delims= " %%A in ('mode con') do ( |
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Line 180: | Line 180: | ||
echo Lines: %line% |
echo Lines: %line% |
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echo Columns: %cols% |
echo Columns: %cols% |
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exit /b 0</ |
exit /b 0</syntaxhighlight> |
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{{Out}} |
{{Out}} |
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<pre>>Size.Bat |
<pre>>Size.Bat |
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=={{header|BBC BASIC}}== |
=={{header|BBC BASIC}}== |
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{{works with|BBC BASIC for Windows}} |
{{works with|BBC BASIC for Windows}} |
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< |
<syntaxhighlight lang="bbcbasic"> dx% = @vdu.tr%-@vdu.tl% : REM Width of text viewport in pixels |
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dy% = @vdu.tb%-@vdu.tt% : REM Height of text viewport in pixels</ |
dy% = @vdu.tb%-@vdu.tt% : REM Height of text viewport in pixels</syntaxhighlight> |
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{{works with|all BBC BASIC}} |
{{works with|all BBC BASIC}} |
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< |
<syntaxhighlight lang="bbcbasic"> PRINT:VDU 8:dx%=POS+1:PRINT : REM Width of text viewport in characters |
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REPEAT:dy%=VPOS:PRINT:UNTIL VPOS=dy%:dy%=dy%+1 : REM Height of text viewport in characters</ |
REPEAT:dy%=VPOS:PRINT:UNTIL VPOS=dy%:dy%=dy%+1 : REM Height of text viewport in characters</syntaxhighlight> |
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This has the side effect of scrolling the viewport up one line. |
This has the side effect of scrolling the viewport up one line. |
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{{works with|BBC BASIC where VDU() is supported}} |
{{works with|BBC BASIC where VDU() is supported}} |
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< |
<syntaxhighlight lang="bbcbasic"> dx% = VDU(10)-VDU(8)+1 : REM Width of text viewport in characters |
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dy% = VDU(9)-VDU(11)+1 : REM Height of text viewport in characters</ |
dy% = VDU(9)-VDU(11)+1 : REM Height of text viewport in characters</syntaxhighlight> |
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This has the side effect of scrolling the viewport up one line. |
This has the side effect of scrolling the viewport up one line. |
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Line 210: | Line 210: | ||
{{works with|BSD|4.4}} |
{{works with|BSD|4.4}} |
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< |
<syntaxhighlight lang="c">#include <sys/ioctl.h> /* ioctl, TIOCGWINSZ */ |
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#include <err.h> /* err */ |
#include <err.h> /* err */ |
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#include <fcntl.h> /* open */ |
#include <fcntl.h> /* open */ |
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Line 236: | Line 236: | ||
close(fd); |
close(fd); |
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return 0; |
return 0; |
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}</ |
}</syntaxhighlight> |
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=== [[Windows]] === |
=== [[Windows]] === |
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Line 242: | Line 242: | ||
{{works with|MinGW}} |
{{works with|MinGW}} |
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< |
<syntaxhighlight lang="c">#include <windows.h> |
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#include <wchar.h> |
#include <wchar.h> |
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Line 269: | Line 269: | ||
return 0; |
return 0; |
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}</ |
}</syntaxhighlight> |
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=={{header|C sharp|C#}}== |
=={{header|C sharp|C#}}== |
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WindowHeight and WindowWidth are simply the size of the window, it only represents the active viewing area which may be larger or more commonly smaller than the size of the buffer. |
WindowHeight and WindowWidth are simply the size of the window, it only represents the active viewing area which may be larger or more commonly smaller than the size of the buffer. |
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< |
<syntaxhighlight lang="csharp"> |
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static void Main(string[] args) |
static void Main(string[] args) |
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{ |
{ |
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Console.ReadLine(); |
Console.ReadLine(); |
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} |
} |
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</syntaxhighlight> |
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</lang> |
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On the author's system this results in the following output: |
On the author's system this results in the following output: |
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=={{header|COBOL}}== |
=={{header|COBOL}}== |
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{{works with|OpenCOBOL}} |
{{works with|OpenCOBOL}} |
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< |
<syntaxhighlight lang="cobol"> IDENTIFICATION DIVISION. |
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PROGRAM-ID. terminal-dimensions. |
PROGRAM-ID. terminal-dimensions. |
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Line 333: | Line 333: | ||
GOBACK |
GOBACK |
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.</ |
.</syntaxhighlight> |
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=={{header|Common Lisp}}== |
=={{header|Common Lisp}}== |
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==={{header|ncurses}}=== |
==={{header|ncurses}}=== |
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To interface the ncurses C library from Lisp, the ''croatoan'' library is used. |
To interface the ncurses C library from Lisp, the ''croatoan'' library is used. |
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< |
<syntaxhighlight lang="lisp">(defun screen-dimensions () |
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(with-screen (scr :input-blocking t :input-echoing nil :cursor-visible nil) |
(with-screen (scr :input-blocking t :input-echoing nil :cursor-visible nil) |
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(let ((width (width scr)) |
(let ((width (width scr)) |
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Line 345: | Line 345: | ||
(refresh scr) |
(refresh scr) |
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;; wait for keypress |
;; wait for keypress |
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(get-char scr))))</ |
(get-char scr))))</syntaxhighlight> |
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=={{header|Euphoria}}== |
=={{header|Euphoria}}== |
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< |
<syntaxhighlight lang="euphoria">include graphics.e |
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sequence vc |
sequence vc |
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printf(1,"Terminal height is %d\n",term_height) |
printf(1,"Terminal height is %d\n",term_height) |
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printf(1,"Terminal width is %d\n",term_width)</ |
printf(1,"Terminal width is %d\n",term_width)</syntaxhighlight> |
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=={{header|F_Sharp|F#}}== |
=={{header|F_Sharp|F#}}== |
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{{trans|C#}} |
{{trans|C#}} |
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< |
<syntaxhighlight lang="fsharp">open System |
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let bufferHeight = Console.BufferHeight |
let bufferHeight = Console.BufferHeight |
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Console.Write("Window Width: ") |
Console.Write("Window Width: ") |
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Console.WriteLine(windowWidth) |
Console.WriteLine(windowWidth) |
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Console.ReadLine()</ |
Console.ReadLine()</syntaxhighlight> |
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=={{header|Forth}}== |
=={{header|Forth}}== |
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{{works with|GNU Forth}} {{works with|SwiftForth}} |
{{works with|GNU Forth}} {{works with|SwiftForth}} |
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< |
<syntaxhighlight lang="forth">variable term-width |
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variable term-height |
variable term-height |
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Line 391: | Line 391: | ||
get-size ( width height ) swap |
get-size ( width height ) swap |
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[then] |
[then] |
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term-width ! term-height !</ |
term-width ! term-height !</syntaxhighlight> |
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=={{header|FreeBASIC}}== |
=={{header|FreeBASIC}}== |
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< |
<syntaxhighlight lang="freebasic">Dim As Integer w, h, p, bpp, tasa |
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Dim driver_name As String |
Dim driver_name As String |
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Screeninfo w, h, p, bpp, , tasa |
Screeninfo w, h, p, bpp, , tasa |
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Print " Tasa de refresco: "; tasa; " (Hz)" |
Print " Tasa de refresco: "; tasa; " (Hz)" |
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Print " Nombre del driver: "; driver_name |
Print " Nombre del driver: "; driver_name |
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Sleep</ |
Sleep</syntaxhighlight> |
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=={{header|Go}}== |
=={{header|Go}}== |
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===Sub-repository=== |
===Sub-repository=== |
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{{libheader|Go sub-repositories}} |
{{libheader|Go sub-repositories}} |
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< |
<syntaxhighlight lang="go">package main |
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import ( |
import ( |
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Line 437: | Line 437: | ||
} |
} |
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fmt.Println(h, w) |
fmt.Println(h, w) |
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}</ |
}</syntaxhighlight> |
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===External command=== |
===External command=== |
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< |
<syntaxhighlight lang="go">package main |
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import ( |
import ( |
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Line 455: | Line 455: | ||
fmt.Sscan(string(d), &h, &w) |
fmt.Sscan(string(d), &h, &w) |
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fmt.Println(h, w) |
fmt.Println(h, w) |
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}</ |
}</syntaxhighlight> |
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===Ncurses=== |
===Ncurses=== |
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{{libheader|curses}} |
{{libheader|curses}} |
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< |
<syntaxhighlight lang="go">package main |
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import ( |
import ( |
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Line 475: | Line 475: | ||
height, width := s.MaxYX() |
height, width := s.MaxYX() |
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fmt.Println(height, width) |
fmt.Println(height, width) |
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}</ |
}</syntaxhighlight> |
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=={{header|J}}== |
=={{header|J}}== |
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Nevertheless, assuming J version 6 in its usual environment, to determine its width and height, in pixels, you can use: |
Nevertheless, assuming J version 6 in its usual environment, to determine its width and height, in pixels, you can use: |
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<lang |
<syntaxhighlight lang="j">_2 {.qsmsize_jijs_''</syntaxhighlight> |
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Note also that this will typically include 37 extra pixels horizontally and 79 extra pixels vertically, which are not available to display text. In other words, if the result was 700 500 you would really have 663 pixels of width and 421 pixels of height. |
Note also that this will typically include 37 extra pixels horizontally and 79 extra pixels vertically, which are not available to display text. In other words, if the result was 700 500 you would really have 663 pixels of width and 421 pixels of height. |
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=={{header|Julia}}== |
=={{header|Julia}}== |
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< |
<syntaxhighlight lang="julia"> |
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julia> using Gtk |
julia> using Gtk |
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Line 495: | Line 495: | ||
julia> |
julia> |
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</syntaxhighlight> |
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</lang> |
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=={{header|Kotlin}}== |
=={{header|Kotlin}}== |
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{{Works with|Ubuntu|14.04}} |
{{Works with|Ubuntu|14.04}} |
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< |
<syntaxhighlight lang="scala">// version 1.1.2 |
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/* |
/* |
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Line 511: | Line 511: | ||
println("Lines = $lines") |
println("Lines = $lines") |
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println("Columns = $columns") |
println("Columns = $columns") |
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}</ |
}</syntaxhighlight> |
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{{out}} |
{{out}} |
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Line 523: | Line 523: | ||
Locomotive BASIC has no built-in command to get window dimensions, but there is a firmware call to &bb69 (TXT_GET_WINDOW) for this. So we have to use a snippet of Z80 machine code to call the firmware and copy the results from the DE and HL registers to RAM. It looks like this when disassembled: |
Locomotive BASIC has no built-in command to get window dimensions, but there is a firmware call to &bb69 (TXT_GET_WINDOW) for this. So we have to use a snippet of Z80 machine code to call the firmware and copy the results from the DE and HL registers to RAM. It looks like this when disassembled: |
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< |
<syntaxhighlight lang="z80">4000 d5 push de |
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4001 e5 push hl |
4001 e5 push hl |
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4002 cd 69 bb call &bb69 |
4002 cd 69 bb call &bb69 |
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Line 530: | Line 530: | ||
400c e1 pop hl |
400c e1 pop hl |
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400d d1 pop de |
400d d1 pop de |
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400e c9 ret</ |
400e c9 ret</syntaxhighlight> |
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This routine gets POKEd into RAM (starting at address &4000) and CALLed from Locomotive BASIC, then the results are retrieved with PEEK: |
This routine gets POKEd into RAM (starting at address &4000) and CALLed from Locomotive BASIC, then the results are retrieved with PEEK: |
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< |
<syntaxhighlight lang="locobasic">10 s=&4000:SYMBOL AFTER 256:MEMORY s-1 |
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20 FOR i=0 to 14:READ a:POKE s+i,a:NEXT |
20 FOR i=0 to 14:READ a:POKE s+i,a:NEXT |
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30 DATA &d5,&e5,&cd,&69,&bb,&ed,&53,&20,&40,&22,&22,&40,&e1,&d1,&c9 |
30 DATA &d5,&e5,&cd,&69,&bb,&ed,&53,&20,&40,&22,&22,&40,&e1,&d1,&c9 |
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Line 540: | Line 540: | ||
50 h=PEEK(&4020)-PEEK(&4022)+1 |
50 h=PEEK(&4020)-PEEK(&4022)+1 |
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60 w=PEEK(&4021)-PEEK(&4023)+1 |
60 w=PEEK(&4021)-PEEK(&4023)+1 |
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70 PRINT "window width:"; w; ", height:"; h</ |
70 PRINT "window width:"; w; ", height:"; h</syntaxhighlight> |
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In practice, one would prefer to write the machine code routine as a slightly more elaborate RSX ('''r'''esident '''s'''ystem e'''x'''tension) which is a freely relocatable and therefore more reusable Locomotive BASIC extension. The RSX routine might be called "getwh" and accept pointers to integers, which would simplify the BASIC code to: |
In practice, one would prefer to write the machine code routine as a slightly more elaborate RSX ('''r'''esident '''s'''ystem e'''x'''tension) which is a freely relocatable and therefore more reusable Locomotive BASIC extension. The RSX routine might be called "getwh" and accept pointers to integers, which would simplify the BASIC code to: |
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< |
<syntaxhighlight lang="locobasic">10 w%=0:h%=0 ' initialize and force integer type |
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20 |getwh,@w%,@h% ' call RSX and pass variables as pointers |
20 |getwh,@w%,@h% ' call RSX and pass variables as pointers |
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30 PRINT "window width:"; w%; ", height:"; h%</ |
30 PRINT "window width:"; w%; ", height:"; h%</syntaxhighlight> |
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=={{header|Mathematica}}/{{header|Wolfram Language}}== |
=={{header|Mathematica}}/{{header|Wolfram Language}}== |
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< |
<syntaxhighlight lang="mathematica">WIDTH=RunThrough["tput cols", ""]; |
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HEIGHT=RunThrough["tput lines", ""];</ |
HEIGHT=RunThrough["tput lines", ""];</syntaxhighlight> |
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=={{header|Nim}}== |
=={{header|Nim}}== |
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< |
<syntaxhighlight lang="nim">import terminal |
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let (width, height) = terminalSize() |
let (width, height) = terminalSize() |
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echo "Terminal width: ", width |
echo "Terminal width: ", width |
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echo "Terminal height: ", height</ |
echo "Terminal height: ", height</syntaxhighlight> |
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{{out}} |
{{out}} |
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Line 569: | Line 569: | ||
Using the library [http://forge.ocamlcore.org/projects/ansiterminal/ ANSITerminal] in the interactive loop: |
Using the library [http://forge.ocamlcore.org/projects/ansiterminal/ ANSITerminal] in the interactive loop: |
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< |
<syntaxhighlight lang="ocaml">$ ocaml unix.cma -I +ANSITerminal ANSITerminal.cma |
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# let width, height = ANSITerminal.size () ;; |
# let width, height = ANSITerminal.size () ;; |
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val width : int = 126 |
val width : int = 126 |
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val height : int = 47</ |
val height : int = 47</syntaxhighlight> |
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=={{header|Perl}}== |
=={{header|Perl}}== |
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< |
<syntaxhighlight lang="perl">use Term::Size; |
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($cols, $rows) = Term::Size::chars; |
($cols, $rows) = Term::Size::chars; |
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print "The terminal has $cols columns and $rows lines\n";</ |
print "The terminal has $cols columns and $rows lines\n";</syntaxhighlight> |
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=={{header|Phix}}== |
=={{header|Phix}}== |
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The buffer is usually somewhat larger (and never smaller) than the current physical screen size. I would guess that most applications are more interested in the latter. |
The buffer is usually somewhat larger (and never smaller) than the current physical screen size. I would guess that most applications are more interested in the latter. |
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<!--< |
<!--<syntaxhighlight lang="phix">(notonline)--> |
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<span style="color: #008080;">without</span> <span style="color: #008080;">js</span> <span style="color: #000080;font-style:italic;">-- (video_config)</span> |
<span style="color: #008080;">without</span> <span style="color: #008080;">js</span> <span style="color: #000080;font-style:italic;">-- (video_config)</span> |
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<span style="color: #004080;">sequence</span> <span style="color: #000000;">vc</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">video_config</span><span style="color: #0000FF;">()</span> |
<span style="color: #004080;">sequence</span> <span style="color: #000000;">vc</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">video_config</span><span style="color: #0000FF;">()</span> |
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Line 591: | Line 591: | ||
<span style="color: #7060A8;">printf</span><span style="color: #0000FF;">(</span><span style="color: #000000;">1</span><span style="color: #0000FF;">,</span><span style="color: #008000;">"Terminal screen height is %d\n"</span><span style="color: #0000FF;">,</span><span style="color: #000000;">vc</span><span style="color: #0000FF;">[</span><span style="color: #004600;">VC_SCRNLINES</span><span style="color: #0000FF;">])</span> |
<span style="color: #7060A8;">printf</span><span style="color: #0000FF;">(</span><span style="color: #000000;">1</span><span style="color: #0000FF;">,</span><span style="color: #008000;">"Terminal screen height is %d\n"</span><span style="color: #0000FF;">,</span><span style="color: #000000;">vc</span><span style="color: #0000FF;">[</span><span style="color: #004600;">VC_SCRNLINES</span><span style="color: #0000FF;">])</span> |
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<span style="color: #7060A8;">printf</span><span style="color: #0000FF;">(</span><span style="color: #000000;">1</span><span style="color: #0000FF;">,</span><span style="color: #008000;">"Terminal screen width is %d\n"</span><span style="color: #0000FF;">,</span><span style="color: #000000;">vc</span><span style="color: #0000FF;">[</span><span style="color: #000000;">VC_SCRNCOLS</span><span style="color: #0000FF;">])</span> |
<span style="color: #7060A8;">printf</span><span style="color: #0000FF;">(</span><span style="color: #000000;">1</span><span style="color: #0000FF;">,</span><span style="color: #008000;">"Terminal screen width is %d\n"</span><span style="color: #0000FF;">,</span><span style="color: #000000;">vc</span><span style="color: #0000FF;">[</span><span style="color: #000000;">VC_SCRNCOLS</span><span style="color: #0000FF;">])</span> |
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<!--</ |
<!--</syntaxhighlight>--> |
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{{out}} |
{{out}} |
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<pre> |
<pre> |
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Line 601: | Line 601: | ||
=={{header|PicoLisp}}== |
=={{header|PicoLisp}}== |
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< |
<syntaxhighlight lang="picolisp">(setq |
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Width (in '(tput cols) (read)) |
Width (in '(tput cols) (read)) |
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Height (in '(tput lines) (read)) )</ |
Height (in '(tput lines) (read)) )</syntaxhighlight> |
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=={{header|PureBasic}}== |
=={{header|PureBasic}}== |
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Line 609: | Line 609: | ||
This code is for Windows only. |
This code is for Windows only. |
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< |
<syntaxhighlight lang="purebasic">Macro ConsoleHandle() |
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GetStdHandle_( #STD_OUTPUT_HANDLE ) |
GetStdHandle_( #STD_OUTPUT_HANDLE ) |
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EndMacro |
EndMacro |
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Line 633: | Line 633: | ||
; |
; |
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Print(#CRLF$+"Press ENTER to exit"):Input() |
Print(#CRLF$+"Press ENTER to exit"):Input() |
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EndIf</ |
EndIf</syntaxhighlight> |
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=={{header|Python}}== |
=={{header|Python}}== |
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Line 641: | Line 641: | ||
This uses the [http://python.net/crew/theller/ctypes/ ctypes library] in order to get the console dimensions on Windows. This code is a slight refactoring of an [http://code.activestate.com/recipes/440694-determine-size-of-console-window-on-windows/ ActiveState Recipe]. For Linux, the tput utility is used. |
This uses the [http://python.net/crew/theller/ctypes/ ctypes library] in order to get the console dimensions on Windows. This code is a slight refactoring of an [http://code.activestate.com/recipes/440694-determine-size-of-console-window-on-windows/ ActiveState Recipe]. For Linux, the tput utility is used. |
||
< |
<syntaxhighlight lang="python">import os |
||
def get_windows_terminal(): |
def get_windows_terminal(): |
||
Line 667: | Line 667: | ||
print get_linux_terminal() if os.name == 'posix' else get_windows_terminal() |
print get_linux_terminal() if os.name == 'posix' else get_windows_terminal() |
||
</syntaxhighlight> |
|||
</lang> |
|||
=={{header|Racket}}== |
=={{header|Racket}}== |
||
< |
<syntaxhighlight lang="racket"> |
||
#lang racket |
#lang racket |
||
(require (planet neil/charterm:3:0)) |
(require (planet neil/charterm:3:0)) |
||
(with-charterm |
(with-charterm |
||
(charterm-screen-size)) |
(charterm-screen-size)) |
||
</syntaxhighlight> |
|||
</lang> |
|||
=={{header|Raku}}== |
=={{header|Raku}}== |
||
(formerly Perl 6) |
(formerly Perl 6) |
||
Using <i>stty</i> just for the heck of it. |
Using <i>stty</i> just for the heck of it. |
||
<lang |
<syntaxhighlight lang="raku" line>my $stty = qx[stty -a]; |
||
my $lines = $stty.match(/ 'rows ' <( \d+/); |
my $lines = $stty.match(/ 'rows ' <( \d+/); |
||
my $cols = $stty.match(/ 'columns ' <( \d+/); |
my $cols = $stty.match(/ 'columns ' <( \d+/); |
||
say "$lines $cols";</ |
say "$lines $cols";</syntaxhighlight> |
||
=={{header|Retro}}== |
=={{header|Retro}}== |
||
This information is provided by Retro in the '''ch''' (height) and '''cw''' (width) variables. You can manually obtain it using the io ports. |
This information is provided by Retro in the '''ch''' (height) and '''cw''' (width) variables. You can manually obtain it using the io ports. |
||
< |
<syntaxhighlight lang="retro">-3 5 out wait 5 in !cw |
||
-4 5 out wait 5 in !ch</ |
-4 5 out wait 5 in !ch</syntaxhighlight> |
||
=={{header|REXX}}== |
=={{header|REXX}}== |
||
Line 698: | Line 698: | ||
Some REXX interpreters don't provide basic [[terminal control]] as part of the language. However, it's possible to determine the size of the terminal window by using external system commands: |
Some REXX interpreters don't provide basic [[terminal control]] as part of the language. However, it's possible to determine the size of the terminal window by using external system commands: |
||
< |
<syntaxhighlight lang="rexx">width = 'tput'( 'cols' ) |
||
height = 'tput'( 'lines' ) |
height = 'tput'( 'lines' ) |
||
say 'The terminal is' width 'characters wide' |
say 'The terminal is' width 'characters wide' |
||
say 'and has' height 'lines'</ |
say 'and has' height 'lines'</syntaxhighlight> |
||
===LINESIZE=== |
===LINESIZE=== |
||
The <code>LINESIZE</code> built-in function returns the (terminal) screen's width. It is supported by most (classic) REXX interpreters (and some others) such as: CMS REXX, TSO REXX, VSE REXX, the IBM REXX compiler, PC/REXX, Personal REXX, REXX/imc, R4 and ROO. A sample usage of it is: |
The <code>LINESIZE</code> built-in function returns the (terminal) screen's width. It is supported by most (classic) REXX interpreters (and some others) such as: CMS REXX, TSO REXX, VSE REXX, the IBM REXX compiler, PC/REXX, Personal REXX, REXX/imc, R4 and ROO. A sample usage of it is: |
||
< |
<syntaxhighlight lang="rexx">width=linesize()</syntaxhighlight> |
||
The above example makes use of '''LINESIZE''' REXX program (or BIF) which is used to determine the screen width (or linesize) of the terminal (console). |
The above example makes use of '''LINESIZE''' REXX program (or BIF) which is used to determine the screen width (or linesize) of the terminal (console). |
||
<br>The '''LINESIZE.REX''' REXX program is included here ──► [[LINESIZE.REX]]. |
<br>The '''LINESIZE.REX''' REXX program is included here ──► [[LINESIZE.REX]]. |
||
Line 712: | Line 712: | ||
===SCRSIZE=== |
===SCRSIZE=== |
||
<code>SCRSIZE</code> is another built-in function, and returns two integers: the screen depth and the screen width. A few classic REXX interpreters support it: PC/REXX, Personal REXX, R4 and ROO. |
<code>SCRSIZE</code> is another built-in function, and returns two integers: the screen depth and the screen width. A few classic REXX interpreters support it: PC/REXX, Personal REXX, R4 and ROO. |
||
< |
<syntaxhighlight lang="rexx"> parse value scrsize() with sd sw</syntaxhighlight> |
||
The above example makes use of '''SCRSIZE''' REXX program (of BIF) which is used to determine the screen size of the terminal (console). |
The above example makes use of '''SCRSIZE''' REXX program (of BIF) which is used to determine the screen size of the terminal (console). |
||
<br>The '''SCRSIZE.REX''' REXX program is included here ──► [[SCRSIZE.REX]].<br> |
<br>The '''SCRSIZE.REX''' REXX program is included here ──► [[SCRSIZE.REX]].<br> |
||
=={{header|Ring}}== |
=={{header|Ring}}== |
||
< |
<syntaxhighlight lang="ring"> |
||
system("mode 50,20") |
system("mode 50,20") |
||
</syntaxhighlight> |
|||
</lang> |
|||
=={{header|Ruby}}== |
=={{header|Ruby}}== |
||
< |
<syntaxhighlight lang="ruby">def winsize |
||
# Ruby 1.9.3 added 'io/console' to the standard library. |
# Ruby 1.9.3 added 'io/console' to the standard library. |
||
require 'io/console' |
require 'io/console' |
||
Line 733: | Line 733: | ||
rows, cols = winsize |
rows, cols = winsize |
||
printf "%d rows by %d columns\n", rows, cols</ |
printf "%d rows by %d columns\n", rows, cols</syntaxhighlight> |
||
==={{libheader|curses}}=== |
==={{libheader|curses}}=== |
||
<code>Curses.lines</code> and <code>Curses.cols</code> return the size of the terminal. The program ''must'' call <code>Curses.init_screen</code>, because without this call, Curses might report 0 lines and 0 columns. Beware that <code>Curses.init_screen</code> also switches the terminal to screen-oriented mode, and fails on those terminals that cannot support curses. |
<code>Curses.lines</code> and <code>Curses.cols</code> return the size of the terminal. The program ''must'' call <code>Curses.init_screen</code>, because without this call, Curses might report 0 lines and 0 columns. Beware that <code>Curses.init_screen</code> also switches the terminal to screen-oriented mode, and fails on those terminals that cannot support curses. |
||
< |
<syntaxhighlight lang="ruby">require 'curses' |
||
begin |
begin |
||
Line 750: | Line 750: | ||
ensure |
ensure |
||
Curses.close_screen |
Curses.close_screen |
||
end</ |
end</syntaxhighlight> |
||
=={{header|Scala}}== |
=={{header|Scala}}== |
||
{{Works with|Ubuntu|14.04}} |
{{Works with|Ubuntu|14.04}} |
||
< |
<syntaxhighlight lang="scala"> /* |
||
First execute the terminal command: 'export COLUMNS LINES' |
First execute the terminal command: 'export COLUMNS LINES' |
||
before running this program for it to work (returned 'null' sizes otherwise). |
before running this program for it to work (returned 'null' sizes otherwise). |
||
Line 760: | Line 760: | ||
val (lines, columns) = (System.getenv("LINES"), System.getenv("COLUMNS")) |
val (lines, columns) = (System.getenv("LINES"), System.getenv("COLUMNS")) |
||
println(s"Lines = $lines, Columns = $columns")</ |
println(s"Lines = $lines, Columns = $columns")</syntaxhighlight> |
||
=={{header|Seed7}}== |
=={{header|Seed7}}== |
||
Line 768: | Line 768: | ||
''Height'' and ''width'' are based on terminfo respectively the Windows console API. |
''Height'' and ''width'' are based on terminfo respectively the Windows console API. |
||
< |
<syntaxhighlight lang="seed7">$ include "seed7_05.s7i"; |
||
include "console.s7i"; |
include "console.s7i"; |
||
Line 782: | Line 782: | ||
# the program waits until Return/Enter is pressed. |
# the program waits until Return/Enter is pressed. |
||
readln; |
readln; |
||
end func;</ |
end func;</syntaxhighlight> |
||
=={{header|Sidef}}== |
=={{header|Sidef}}== |
||
{{trans|Raku}} |
{{trans|Raku}} |
||
< |
<syntaxhighlight lang="ruby">var stty = `stty -a`; |
||
var lines = stty.match(/\brows\h+(\d+)/); |
var lines = stty.match(/\brows\h+(\d+)/); |
||
var cols = stty.match(/\bcolumns\h+(\d+)/); |
var cols = stty.match(/\bcolumns\h+(\d+)/); |
||
say "#{lines} #{cols}";</ |
say "#{lines} #{cols}";</syntaxhighlight> |
||
{{out}} |
{{out}} |
||
<pre> |
<pre> |
||
Line 797: | Line 797: | ||
=={{header|Tcl}}== |
=={{header|Tcl}}== |
||
{{trans|UNIX Shell}} |
{{trans|UNIX Shell}} |
||
< |
<syntaxhighlight lang="tcl">set width [exec tput cols] |
||
set height [exec tput lines] |
set height [exec tput lines] |
||
puts "The terminal is $width characters wide and has $height lines"</ |
puts "The terminal is $width characters wide and has $height lines"</syntaxhighlight> |
||
=== Alternative === |
=== Alternative === |
||
'''Requires''': GNU coreutils |
'''Requires''': GNU coreutils |
||
< |
<syntaxhighlight lang="tcl">lassign [exec stty size] width height |
||
puts "The terminal is $width characters wide and has $height lines"</ |
puts "The terminal is $width characters wide and has $height lines"</syntaxhighlight> |
||
=={{header|UNIX Shell}}== |
=={{header|UNIX Shell}}== |
||
{{works with|Bourne Shell}} |
{{works with|Bourne Shell}} |
||
< |
<syntaxhighlight lang="bash">#!/bin/sh |
||
WIDTH=`tput cols` |
WIDTH=`tput cols` |
||
HEIGHT=`tput lines` |
HEIGHT=`tput lines` |
||
echo "The terminal is $WIDTH characters wide and has $HEIGHT lines."</ |
echo "The terminal is $WIDTH characters wide and has $HEIGHT lines."</syntaxhighlight> |
||
==={{libheader|termcap}}=== |
==={{libheader|termcap}}=== |
||
<div style="background-color: #ffc;">termcap is obsolete.</div> |
<div style="background-color: #ffc;">termcap is obsolete.</div> |
||
< |
<syntaxhighlight lang="bash">#!/bin/sh |
||
WIDTH=`tput co` |
WIDTH=`tput co` |
||
HEIGHT=`tput li` |
HEIGHT=`tput li` |
||
echo "The terminal is $WIDTH characters wide and has $HEIGHT lines."</ |
echo "The terminal is $WIDTH characters wide and has $HEIGHT lines."</syntaxhighlight> |
||
==={{header|C Shell}}=== |
==={{header|C Shell}}=== |
||
< |
<syntaxhighlight lang="csh">#!/bin/csh -f |
||
set WIDTH=`tput cols` |
set WIDTH=`tput cols` |
||
set HEIGHT=`tput lines` |
set HEIGHT=`tput lines` |
||
echo "The terminal is $WIDTH characters wide and has $HEIGHT lines."</ |
echo "The terminal is $WIDTH characters wide and has $HEIGHT lines."</syntaxhighlight> |
||
=={{header|Visual Basic}}== |
=={{header|Visual Basic}}== |
||
{{trans|C#}} |
{{trans|C#}} |
||
< |
<syntaxhighlight lang="vb">Module Module1 |
||
Sub Main() |
Sub Main() |
||
Line 846: | Line 846: | ||
End Sub |
End Sub |
||
End Module</ |
End Module</syntaxhighlight> |
||
{{Out}} |
{{Out}} |
||
I put the built application in Desktop: |
I put the built application in Desktop: |
||
Line 867: | Line 867: | ||
=={{header|Wren}}== |
=={{header|Wren}}== |
||
As there is currently no way to obtain this information via Wren CLI, we instead embed a Wren script in a C application and ask the host program to get it for us. |
As there is currently no way to obtain this information via Wren CLI, we instead embed a Wren script in a C application and ask the host program to get it for us. |
||
< |
<syntaxhighlight lang="ecmascript">/* terminal_control_dimensions.wren */ |
||
class C { |
class C { |
||
Line 878: | Line 878: | ||
System.print("The dimensions of the terminal are:") |
System.print("The dimensions of the terminal are:") |
||
System.print(" Width = %(w)") |
System.print(" Width = %(w)") |
||
System.print(" Height = %(h)")</ |
System.print(" Height = %(h)")</syntaxhighlight> |
||
<br> |
<br> |
||
We now embed this Wren script in the following C program, compile and run it. |
We now embed this Wren script in the following C program, compile and run it. |
||
< |
<syntaxhighlight lang="c">#include <stdlib.h> |
||
#include <stdio.h> |
#include <stdio.h> |
||
#include <string.h> |
#include <string.h> |
||
Line 972: | Line 972: | ||
free(script); |
free(script); |
||
return 0; |
return 0; |
||
}</ |
}</syntaxhighlight> |
||
{{out}} |
{{out}} |
||
Line 982: | Line 982: | ||
=={{header|XPL0}}== |
=={{header|XPL0}}== |
||
< |
<syntaxhighlight lang="xpl0">include c:\cxpl\codes; |
||
int W, H; |
int W, H; |
||
[W:= Peek($40, $4A); \IBM-PC BIOS data |
[W:= Peek($40, $4A); \IBM-PC BIOS data |
||
Line 988: | Line 988: | ||
Text(0, "Terminal width and height = "); |
Text(0, "Terminal width and height = "); |
||
IntOut(0, W); ChOut(0, ^x); IntOut(0, H); |
IntOut(0, W); ChOut(0, ^x); IntOut(0, H); |
||
]</ |
]</syntaxhighlight> |
||
Output: |
Output: |
||
Line 996: | Line 996: | ||
=={{header|Yabasic}}== |
=={{header|Yabasic}}== |
||
< |
<syntaxhighlight lang="yabasic">clear screen |
||
w = peek("screenwidth") |
w = peek("screenwidth") |
||
h = peek("screenheight") |
h = peek("screenheight") |
||
Line 1,009: | Line 1,009: | ||
print " Ancho de la pantalla: ", w, " (pixel)" |
print " Ancho de la pantalla: ", w, " (pixel)" |
||
print "Altura de la pantalla: ", h, " (pixel)\n" |
print "Altura de la pantalla: ", h, " (pixel)\n" |
||
close window</ |
close window</syntaxhighlight> |
||
Line 1,015: | Line 1,015: | ||
Unix specific solution: |
Unix specific solution: |
||
{{trans|GO}} |
{{trans|GO}} |
||
< |
<syntaxhighlight lang="zkl">h,w:=System.popen("stty size","r").readln().split(); |
||
println(w," x ",h);</ |
println(w," x ",h);</syntaxhighlight> |
||
{{out}}<pre>91 x 24</pre> |
{{out}}<pre>91 x 24</pre> |
||