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ruby--ruby/ext/tk/sample/demos-en/ixset2
nobu 0d6d23b25d * ext: remove trailing spaces.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@31689 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2011-05-22 09:26:02 +00:00

367 lines
8.2 KiB
Ruby

#!/usr/bin/env ruby
#
# ixset --
# A nice interface to "xset" to change X server settings
#
require 'tk'
class Xsettings
#
# Button actions
#
def quit
@root.destroy
end
def ok
writesettings
quit
end
def cancel
readsettings
dispsettings
@btn_APPLY.state(:disabled)
@btn_CANCEL.state(:disabled)
end
# apply is just "writesettings"
def apply
writesettings
@btn_APPLY.state(:disabled)
@btn_CANCEL.state(:disabled)
end
#
# Read current settings
#
def readsettings
xfd = open("|xset q", 'r')
xfd.readlines.each{|line|
fields = line.chomp.strip.split(/\s+/)
case fields[0]
when "auto"
if fields[1] == 'repeat:'
@kbdrep = fields[2]
@w_kbdrep.set(@kbdrep)
@kbdcli = fields[6]
end
when "bell"
@bellvol = fields[2]
@bellpit = fields[5]
@belldur = fields[8]
when "acceleration:"
@mouseacc = fields[1]
@mousethr = fields[3]
when "prefer"
if fields[2] == 'yes'
@screenbla = 'blank'
else
@screenbla = 'noblank'
end
@w_screenbla.set(@screenbla)
when "timeout:"
@screentim = fields[1]
@screencyc = fields[3]
end
}
xfd.close
end
#
# Write settings into the X server
#
def writesettings
@bellvol = @w_bellvol.get
@bellpit = @w_bellpit.get
@belldur = @w_belldur.get
@kbdrep = @w_kbdrep.get
if @kbdrep == 'on'
@kbdcli = @w_kbdcli.get
else
@kbdcli = 'off'
end
@mouseacc = @w_mouseacc.get
@mousethr = @w_mousethr.get
@screentim = @w_screentim.get
@screencyc = @w_screencyc.get
@screenbla = @w_screenbla.get
system("xset \
b #{@bellvol} #{@bellpit} #{@belldur} \
c #{@kbdcli} \
r #{@kbdrep} \
m #{@mouseacc} #{@mousethr} \
s #{@screentim} #{@screencyc} \
s #{@screenbla}")
end
#
# Sends all settings to the window
#
def dispsettings
@w_bellvol.set(@bellvol)
@w_bellpit.set(@bellpit)
@w_belldur.set(@belldur)
@w_kbdonoff.set(@w_kbdrep.get)
@w_kbdcli.set(@kbdcli)
@w_mouseacc.set(@mouseacc)
@w_mousethr.set(@mousethr)
@w_screenblank.set(@w_screenbla.get)
@w_screenpat.set(@w_screenbla.get)
@w_screentim.set(@screentim)
@w_screencyc.set(@screencyc)
end
#
# Create all windows, and pack them
#
class LabelEntry
def initialize(parent, text, length, range=[])
@frame = TkFrame.new(parent)
TkLabel.new(@frame, 'text'=>text).pack('side'=>'left')
if range.size > 0
@entry = TkSpinbox.new(@frame, 'width'=>length, 'relief'=>'sunken',
'from'=>range[0], 'to'=>range[1])
else
@entry = TkEntry.new(@frame, 'width'=>length, 'relief'=>'sunken')
end
@entry.pack('side'=>'right','expand'=>'y', 'fill'=>'x')
end
def epath
@frame
end
def pack(keys)
@frame.pack(keys)
end
def get
@entry.value
end
def set(value)
@entry.delete(0,'end')
@entry.insert(0, value)
end
end
def createwindows
win = self
#
# Buttons
#
btn_frame = TkFrame.new(@root)
buttons = [
@btn_OK = TkButton.new(btn_frame, 'command'=>proc{win.ok},
'default'=>'active', 'text'=>'Ok'),
@btn_APPLY = TkButton.new(btn_frame, 'command'=>proc{win.writesettings},
'default'=>'normal', 'text'=>'Apply',
'state'=>'disabled'),
@btn_CANCEL = TkButton.new(btn_frame, 'command'=>proc{win.cancel},
'default'=>'normal', 'text'=>'Cancel',
'state'=>'disabled'),
@btn_QUIT = TkButton.new(btn_frame, 'command'=>proc{win.quit},
'default'=>'normal', 'text'=>'Quit')
]
buttons.each{|b| b.pack('side'=>'left', 'expand'=>'yes', 'pady'=>5) }
@root.bind('Return', proc{@btn_OK.flash; @btn_OK.invoke})
@root.bind('Escape', proc{@btn_QUIT.flash; @btn_QUIT.invoke})
@root.bind('1', proc{|w|
unless buttons.index(w)
@btn_APPLY.state(:normal)
@btn_CANCEL.state(:normal)
end
}, '%W')
@root.bind('Key', proc{|w, k|
unless buttons.index(w)
case k
when 'Return', 'Escape', 'Tab', /.*Shift.*/
# do nothing
else
@btn_APPLY.state(:normal)
@btn_CANCEL.state(:normal)
end
end
}, '%W %K')
#
# Bell settings
#
bell = TkLabelframe.new(@root, 'text'=>'Bell Settings',
'padx'=>'1.5m', 'pady'=>'1.5m')
@w_bellvol = TkScale.new(bell, 'from'=>0, 'to'=>100, 'length'=>200,
'tickinterval'=>20, 'orient'=>'horizontal',
'label'=>"Volume (%)")
f = TkFrame.new(bell)
@w_bellpit = LabelEntry.new(f, "Pitch (Hz)", 6, [25, 20000])
@w_bellpit.pack('side'=>'left', 'padx'=>5)
@w_belldur = LabelEntry.new(f, "Duration (ms)", 6, [1, 10000])
@w_belldur.pack('side'=>'right', 'padx'=>5)
@w_bellvol.pack('side'=>'top', 'expand'=>'yes')
f.pack('side'=>'top', 'expand'=>'yes')
#
# Keyboard settings
#
kbdonoff = nil
kbdcli = nil
kbd = TkLabelframe.new(@root, 'text'=>'Keyboard Repeat Settings',
'padx'=>'1.5m', 'pady'=>'1.5m')
f = TkFrame.new(kbd)
@w_kbdonoff = TkCheckButton.new(f, 'text'=>'On', 'relief'=>'flat',
'onvalue'=>'on', 'offvalue'=>'off',
'variable'=>@w_kbdrep ) {
def self.set(value)
if value == 'on'
self.select
else
self.deselect
end
end
pack('side'=>'left', 'expand'=>'yes', 'fill'=>'x', 'padx'=>[0, '1m'])
}
@w_kbdcli = TkScale.new(f, 'from'=>0, 'to'=>100, 'length'=>200,
'tickinterval'=>20, 'orient'=>'horizontal',
'label'=>'Click Volume (%)')
@w_kbdcli.pack('side'=>'left', 'expand'=>'yes',
'fill'=>'x', 'padx'=>['1m', 0])
f.pack('side'=>'top', 'expand'=>'yes', 'pady'=>2, 'fill'=>'x')
#
# Mouse settings
#
mouse = TkLabelframe.new(@root, 'text'=>'Mouse Settings',
'padx'=>'1.5m', 'pady'=>'1.5m')
f = TkFrame.new(mouse)
@w_mouseacc = LabelEntry.new(f, 'Acceleration', 5)
@w_mouseacc.pack('side'=>'left', 'padx'=>[0, '1m'])
@w_mousethr = LabelEntry.new(f, 'Threshold (pixels)', 3, [1, 2000])
@w_mousethr.pack('side'=>'right', 'padx'=>['1m', 0])
f.pack('side'=>'top', 'expand'=>'yes')
#
# Screen Saver settings
#
screen = TkLabelframe.new(@root, 'text'=>'Screen-saver Settings',
'padx'=>'1.5m', 'pady'=>'1.5m')
@w_screenblank = TkRadioButton.new(screen, 'text'=>'Blank',
'relief'=>'flat', 'anchor'=>'w',
'variable'=>@w_screenbla,
'value'=>'blank') {
def self.set(value)
if value == 'blank'
self.select
else
self.deselect
end
end
}
@w_screenpat = TkRadioButton.new(screen, 'text'=>'Pattern',
'relief'=>'flat', 'anchor'=>'w',
'variable'=>@w_screenbla,
'value'=>'noblank') {
def self.set(value)
if value != 'blank'
self.select
else
self.deselect
end
end
}
@w_screentim = LabelEntry.new(screen, 'Timeout (s)', 5, [1, 100000])
@w_screencyc = LabelEntry.new(screen, 'Cycle (s)', 5, [1, 100000])
Tk.grid(@w_screenblank, @w_screentim, 'sticky'=>'e')
Tk.grid(@w_screenpat, @w_screencyc, 'sticky'=>'e')
TkGrid.configure(@w_screenblank, @w_screenpat, 'sticky'=>'ew')
#
# Main window
#
param = {
'side'=>'top', 'fill'=>'both', 'expand'=>'yes',
'padx'=>'1m', 'pady'=>'1m'
}
btn_frame.pack('side'=>'top', 'fill'=>'both')
bell.pack(param)
kbd.pack(param)
mouse.pack(param)
screen.pack(param)
#
# Let the user resize our window
#
@root.minsize(10,10)
end
def initialize(title)
@root = TkRoot.new('title'=>title)
@kbdrep = 'on'
@w_kbdrep = TkVariable.new(@kbdrep)
def @w_kbdrep.get
self.value
end
def @w_kbdrep.set(val)
self.value=val
end
@kbdcli = 0
@bellvol = 100
@bellpit = 440
@belldur = 100
@mouseacc = "3/1"
@mousethr = 4
@screenbla = "blank"
@w_screenbla = TkVariable.new(@screenbla)
def @w_screenbla.get
self.value
end
def @w_screenbla.set(val)
self.value=val
end
@screentim = 600
@screencyc = 600
#
# Listen what "xset" tells us...
#
readsettings
#
# Create all windows
#
createwindows
#
# Write xset parameters
#
dispsettings
end
end
Xsettings.new(File.basename($0,'.rb'))
Tk.mainloop