mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
74 lines
1.9 KiB
Ruby
74 lines
1.9 KiB
Ruby
|
# bitmap.rb
|
||
|
|
#
|
||
|
|
# This demonstration script creates a toplevel window that displays
|
||
|
|
# all of Tk's built-in bitmaps.#
|
||
|
|
# bitmap widget demo (called by 'widget')
|
||
|
|
#
|
||
|
|
|
||
|
|
# bitmapRow --
|
||
|
|
# Create a row of bitmap items in a window.
|
||
|
|
#
|
||
|
|
# Arguments:
|
||
|
|
# w - The parent window that is to contain the row.
|
||
|
|
# args - The names of one or more bitmaps, which will be displayed
|
||
|
|
# in a new row across the bottom of w along with their
|
||
|
|
# names.
|
||
|
|
|
||
|
|
def bitmapRow(w,*args)
|
||
|
|
TkFrame.new(w){|row|
|
||
|
|
pack('side'=>'top', 'fill'=>'both')
|
||
|
|
for bitmap in args
|
||
|
|
TkFrame.new(row){|base|
|
||
|
|
pack('side'=>'left', 'fill'=>'both', 'pady'=>'.25c', 'padx'=>'.25c')
|
||
|
|
TkLabel.new(base, 'text'=>bitmap, 'width'=>9).pack('side'=>'bottom')
|
||
|
|
TkLabel.new(base, 'bitmap'=>bitmap).pack('side'=>'bottom')
|
||
|
|
}
|
||
|
|
end
|
||
|
|
}
|
||
|
|
end
|
||
|
|
|
||
|
|
# toplevel widget
|
||
|
|
if defined?($bitmap_demo) && $bitmap_demo
|
||
|
|
$bitmap_demo.destroy
|
||
|
|
$bitmap_demo = nil
|
||
|
|
end
|
||
|
|
|
||
|
|
# demo toplevel widget
|
||
|
|
$bitmap_demo = TkToplevel.new {|w|
|
||
|
|
title("Bitmap Demonstration")
|
||
|
|
iconname("bitmap")
|
||
|
|
positionWindow(w)
|
||
|
|
}
|
||
|
|
|
||
|
|
# label
|
||
|
|
TkLabel.new($bitmap_demo,'font'=>$font,'wraplength'=>'4i','justify'=>'left',
|
||
|
|
'text'=>"This window displays all of Tk's built-in bitmaps, along with the names you can use for them in Tcl scripts."){
|
||
|
|
pack('side'=>'top')
|
||
|
|
}
|
||
|
|
|
||
|
|
# frame
|
||
|
|
$bitmap_buttons = TkFrame.new($bitmap_demo) {|frame|
|
||
|
|
TkButton.new(frame) {
|
||
|
|
text 'Dismiss'
|
||
|
|
command proc{
|
||
|
|
tmppath = $bitmap_demo
|
||
|
|
$bitmap_demo = nil
|
||
|
|
tmppath.destroy
|
||
|
|
}
|
||
|
|
}.pack('side'=>'left', 'expand'=>'yes')
|
||
|
|
|
||
|
|
TkButton.new(frame) {
|
||
|
|
text 'Show Code'
|
||
|
|
command proc{showCode 'bitmap'}
|
||
|
|
}.pack('side'=>'left', 'expand'=>'yes')
|
||
|
|
}
|
||
|
|
$bitmap_buttons.pack('side'=>'bottom', 'fill'=>'x', 'pady'=>'2m')
|
||
|
|
|
||
|
|
# frame
|
||
|
|
TkFrame.new($bitmap_demo){|f|
|
||
|
|
bitmapRow(f,'error','gray25','gray50','hourglass')
|
||
|
|
bitmapRow(f,'info','question','questhead','warning')
|
||
|
|
pack('side'=>'top', 'expand'=>'yes', 'fill'=>'both')
|
||
|
|
}
|
||
|
|
|