Tk:choose-color
pops up a dialog box for the user to select a color.
(tk:choose-Color ?option value ...?)
This procedure is part of the STk library.
The procedure Tk:choose-color pops up a dialog box for the
user to select a color. The following option-value pairs are
possible as command line arguments:
- :initial-color color
-
Specifies the color to display in the color dialog when it pops
up.
- :title titleString
-
Specifies a string to display as the title of the dialog box. If this
option is not specified, then an empty title will be displayed.
If the user selects a color, Tk:choose-color will return the
name of the color. If the
user cancels the operation, Tk:choose-color will return
#f
(pack (button '.b :text "foo"
:bg (Tk:choose-color :initial-color "gray"
:title "Choose color")))
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