Programmer Guide/Examples/gui basic example: Difference between revisions
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(Created page with "{{Examples}} <pre>/*++ Macro: gui_basic_example Descriptions: Creates a basic graphical user interface, Parameters: #standalone Set to 1 if the script is running on i...") |
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2006-11-13 First implemented | 2006-11-13 First implemented | ||
2007-10-04 Dialog button now toggles function color | 2007-10-04 Dialog button now toggles function color | ||
2009-06-25 Modernising | |||
--*/ | --*/ | ||
[macro gui_basic_example #standalone=1] | [macro gui_basic_example #standalone=1] | ||
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em -1 ; display creation failed ($emsg) | em -1 ; display creation failed ($emsg) | ||
end | end | ||
$#display enabled restore 0 0 600 600 | |||
// | // | ||
// create spu to generate data for graph | // create spu to generate data for graph | ||
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#nValues := 100 | #nValues := 100 | ||
#vector := eval fill($#nValues,0,1) | #vector := eval fill($#nValues,0,1) | ||
// create and run spu | |||
#spu := new spu * table2output $#vector 1 0 1 /n | #spu := new spu * table2output $#vector 1 0 1 /n | ||
if '$#spu[?]' != 'spu' then | if '$#spu[?]' != 'spu' then | ||
em -1 ; spu creation failed ($emsg) | em -1 ; spu creation failed ($emsg) | ||
end | end | ||
// | |||
// create and configure graph | // create and configure graph | ||
// | // | ||
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em -1 ; graph creation failed ($emsg) | em -1 ; graph creation failed ($emsg) | ||
end | end | ||
theGraph := $#graph // shell variable used for graph commands in message handler | |||
$#graph axis both both * yellow both both | |||
$#graph xscale 0 $#nValues-1 '' 'X' | $#graph xscale 0 $#nValues-1 '' 'X' | ||
$#graph yscale 0 $#nValues-1 '' 'Y' | $#graph yscale 0 $#nValues-1 '' 'Y' | ||
$#graph y 0 $#spu.x0 xyplot 1 green lines solid 2 | $#graph y 0 $#spu.x0 xyplot 1 green lines solid 2 | ||
$#graph x $#spu.x0 /a // set x data and apply all graph settings | $#graph x $#spu.x0 /a // set x data and apply all graph settings | ||
// | |||
// run spu (sending data to graph | |||
// | |||
$#spu run 1 | $#spu run 1 | ||
// return if this is not a standalone call | // return if this is not a standalone call | ||
| Line 63: | Line 63: | ||
end | end | ||
$#dialog $#dialog[!controls] button 0 0 'Toggle function color' | $#dialog $#dialog[!controls] button 0 0 'Toggle function color' | ||
$#dialog enabled restored | |||
// | // | ||
// process messages until display is close | // process messages until display is close | ||
Latest revision as of 11:42, 29 May 2015
/*++
Macro: gui_basic_example
Descriptions:
Creates a basic graphical user interface,
Parameters:
#standalone Set to 1 if the script is running on it's own
(i.e. not called by another script). This is the default.
Otherwise set to 0.
Author:
Jonnie White
History:
2006-11-13 First implemented
2007-10-04 Dialog button now toggles function color
2009-06-25 Modernising
--*/
[macro gui_basic_example #standalone=1]
//
// create and configure display
//
#display := new display * 'Display Title' 1 1 /Dialog=Above
if '$#display[?]' != 'display' then
em -1 ; display creation failed ($emsg)
end
$#display enabled restore 0 0 600 600
//
// create spu to generate data for graph
//
// generate some data
#nValues := 100
#vector := eval fill($#nValues,0,1)
// create and run spu
#spu := new spu * table2output $#vector 1 0 1 /n
if '$#spu[?]' != 'spu' then
em -1 ; spu creation failed ($emsg)
end
//
// create and configure graph
//
#graph := new graph * 1 $#display 0 0
if '$#graph[?]' != 'graph' then
em -1 ; graph creation failed ($emsg)
end
theGraph := $#graph // shell variable used for graph commands in message handler
$#graph axis both both * yellow both both
$#graph xscale 0 $#nValues-1 '' 'X'
$#graph yscale 0 $#nValues-1 '' 'Y'
$#graph y 0 $#spu.x0 xyplot 1 green lines solid 2
$#graph x $#spu.x0 /a // set x data and apply all graph settings
//
// run spu (sending data to graph
//
$#spu run 1
// return if this is not a standalone call
// caller should clean up
if '$#standalone' != 1 exit 1
//
// create and configure the dialog
//
#dialog := new menu * $#display
if '$#dialog[?]' != 'menu' then
em -1 ; dialog creation failed ($emsg)
end
$#dialog $#dialog[!controls] button 0 0 'Toggle function color'
$#dialog enabled restored
//
// process messages until display is close
// by the user
//
setmsghandler display $#display gui_basic_example_mh
//
// process dialog messages too
//
setmsghandler menu $#dialog gui_basic_example_mh
AppMode := 1
do while '$AppMode' != '0'
GetMessage
end
setmsghandler display $#display
//
// clean up
//
delete $#graph $#display $#dialog $#spu
exit
[MACRO gui_basic_example_mh #objtype #objname #msgid #msgpar]
if '$#objtype' == display || '$#objtype' == shell then
if '$#msgid' == Close || '$#msgId' == Exit then
AppMode := 0
end
else if '$#objtype' == 'menu' then
if '$#msgid' == 'command' && '$#msgpar' == '0' then
// toggle function color
fcolor := COND '$fcolor' == 'green' || '$fcolor' == '' ? 'blue' : 'green'
$theGraph y 0 * * * $fcolor * * * /Apply
end
end
exit 1