graphicDeviceItem: A graphic device item. (Only with RGtk2 and cairoDevice!)

Description Usage Arguments Value Note See Also Examples

Description

This device will become the current one if the mouse clicks in the window, This isn't perfect, but should be easy enough to get used to. This only works with gWidgetsRGtk2, gWidgetsQt

Usage

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graphicDeviceItem(value = "", name, label = name, help = "",
  tooltip = "", attr = list(size = c(480, 480)), model, editor, ...)

Arguments

value

ingored

name

Required name for object. Names should be unique within a group of items

label

Optional label, default value is the name

help

Optional help string

tooltip

Optional tooltip to display

attr

A list of attributes to pass to widget on construction. Eg. attr=list(size=c(100,200)).

model

ignored

editor

ignored

...

Passed to parent proto object during call to proto

Value

A proto object. Call obj$show_help() to view its methods and properties.

Note

With gWidgetsRGtk2, there is some thing odd that causes a display to pop up before the cairo Device if no devices are open.

See Also

Item

Examples

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graphIt <- function(n, ...) hist(rnorm(n))
dlg <- aDialog(items=list(n=integerItem(10), out=graphicDeviceItem()),
model_value_changed=function(.) do.call("graphIt", .$to_R()) ## ... allows out to pass in unnoticed
)
## Not run: dlg$make_gui()
graphIt(dlg$get_n()) ## initial graphic

## End(Not run)

traitr documentation built on May 2, 2019, 3:32 p.m.