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4c3328f547
* (bug fix) some widget demos * support <TkVariable object> == <Symbol> ( "coerce TkVariable" add to the TODO list :-) ) * freeze some object for security reason git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@4282 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
333 lines
7.3 KiB
Ruby
333 lines
7.3 KiB
Ruby
#!/usr/bin/env ruby
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# ixset --
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# A nice interface to "xset" to change X server settings
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#
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require 'tk'
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class Xsettings
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#
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# Button actions
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#
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def quit
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@root.destroy
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end
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def ok
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writesettings
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quit
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end
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def cancel
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readsettings
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dispsettings
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end
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# apply is just "writesettings"
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#
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# Read current settings
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#
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def readsettings
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xfd = open("|xset q", 'r')
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xfd.readlines.each{|line|
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fields = line.chomp.strip.split(/\s+/)
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case fields[0]
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when "auto"
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if fields[1] == 'repeat:'
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@kbdrep = fields[2]
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@w_kbdrep.set(@kbdrep)
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@kbdcli = fields[6]
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end
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when "bell"
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@bellvol = fields[2]
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@bellpit = fields[5]
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@belldur = fields[8]
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when "acceleration:"
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@mouseacc = fields[1]
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@mousethr = fields[3]
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when "prefer"
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if fields[2] == 'yes'
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@screenbla = 'blank'
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else
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@screenbla = 'noblank'
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end
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@w_screenbla.set(@screenbla)
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when "timeout:"
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@screentim = fields[1]
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@screencyc = fields[3]
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end
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}
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xfd.close
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end
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#
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# Write settings into the X server
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#
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def writesettings
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@bellvol = @w_bellvol.get
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@bellpit = @w_bellpit.get
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@belldur = @w_belldur.get
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@kbdrep = @w_kbdrep.get
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if @kbdrep == 'on'
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@kbdcli = @w_kbdcli.get
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else
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@kbdcli = 'off'
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end
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@mouseacc = @w_mouseacc.get
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@mousethr = @w_mousethr.get
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@screentim = @w_screentim.get
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@screencyc = @w_screencyc.get
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@screenbla = @w_screenbla.get
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system("xset \
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b #{@bellvol} #{@bellpit} #{@belldur} \
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c #{@kbdcli} \
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r #{@kbdrep} \
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m #{@mouseacc} #{@mousethr} \
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s #{@screentim} #{@screencyc} \
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s #{@screenbla}")
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end
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#
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# Sends all settings to the window
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#
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def dispsettings
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@w_bellvol.set(@bellvol)
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@w_bellpit.set(@bellpit)
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@w_belldur.set(@belldur)
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@w_kbdonoff.set(@w_kbdrep.get)
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@w_kbdcli.set(@kbdcli)
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@w_mouseacc.set(@mouseacc)
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@w_mousethr.set(@mousethr)
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@w_screenblank.set(@w_screenbla.get)
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@w_screenpat.set(@w_screenbla.get)
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@w_screentim.set(@screentim)
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@w_screencyc.set(@screencyc)
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end
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#
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# Create all windows, and pack them
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#
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class LabelEntry
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def initialize(parent, text, length)
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@frame = TkFrame.new(parent)
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TkLabel.new(@frame, 'text'=>text).pack('side'=>'left','expand'=>'y')
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@entry = TkEntry.new(@frame, 'width'=>length, 'relief'=>'sunken') {
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pack('side'=>'left','expand'=>'y')
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}
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end
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def pack(keys)
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@frame.pack(keys)
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end
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def get
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@entry.value
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end
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def set(value)
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@entry.delete(0,'end')
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@entry.insert(0, value)
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end
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end
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def createwindows
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win = self
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#
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# Buttons
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#
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buttons = TkFrame.new(@root) {|f|
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[ TkButton.new(f, 'command'=>proc{win.ok}, 'text'=>'Ok'),
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TkButton.new(f, 'command'=>proc{win.writesettings}, 'text'=>'Apply'),
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TkButton.new(f, 'command'=>proc{win.cancel}, 'text'=>'Cancel'),
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TkButton.new(f, 'command'=>proc{win.quit}, 'text'=>'Quit') ].each{|b|
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b.pack('side'=>'left', 'expand'=>'yes', 'pady'=>5)
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}
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}
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#
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# Bell settings
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#
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bell = TkFrame.new(@root, 'relief'=>'raised', 'borderwidth'=>2)
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l = TkLabel.new(bell, 'text'=>'Bell Settings')
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@w_bellvol = TkScale.new(bell, 'from'=>0, 'to'=>100, 'length'=>200,
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'tickinterval'=>20, 'orient'=>'horizontal',
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'label'=>"Volume (%)")
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f = TkFrame.new(bell)
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@w_bellpit = LabelEntry.new(f, "Pitch (Hz)", 6)
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@w_bellpit.pack('side'=>'left', 'padx'=>5)
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@w_belldur = LabelEntry.new(f, "Duration (ms)", 6)
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@w_belldur.pack('side'=>'right', 'padx'=>5)
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l.pack('side'=>'top', 'expand'=>'yes')
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@w_bellvol.pack('side'=>'top', 'expand'=>'yes')
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f.pack('side'=>'top', 'expand'=>'yes')
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#
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# Keyboard settings
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#
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kbdonoff = nil
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kbdcli = nil
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kbd = TkFrame.new(@root, 'relief'=>'raised', 'borderwidth'=>2)
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l = TkLabel.new(kbd, 'text'=>'Keyboard Repeat Settings')
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f = TkFrame.new(kbd)
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@w_kbdonoff = TkCheckButton.new(f, 'text'=>'On', 'relief'=>'flat',
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'onvalue'=>'on', 'offvalue'=>'off',
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'variable'=>@w_kbdrep ) {
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def self.set(value)
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if value == 'on'
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self.select
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else
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self.deselect
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end
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end
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pack('side'=>'left', 'expand'=>'yes', 'fill'=>'both')
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}
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@w_kbdcli = TkScale.new(f, 'from'=>0, 'to'=>100, 'length'=>200,
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'tickinterval'=>20, 'orient'=>'horizontal',
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'label'=>'Click Volume (%)')
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@w_kbdcli.pack('side'=>'left', 'expand'=>'yes')
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l.pack('side'=>'top', 'expand'=>'yes')
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f.pack('side'=>'top', 'expand'=>'yes', 'pady'=>2, 'fill'=>'x')
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#
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# Mouse settings
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#
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mouse = TkFrame.new(@root, 'relief'=>'raised', 'borderwidth'=>2)
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l = TkLabel.new(mouse, 'text'=>'Mouse Settings')
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f = TkFrame.new(mouse)
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@w_mouseacc = LabelEntry.new(f, 'Acceleration', 3)
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@w_mouseacc.pack('side'=>'left')
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@w_mousethr = LabelEntry.new(f, 'Threshold (pixels)', 3)
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@w_mousethr.pack('side'=>'right')
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l.pack('side'=>'top')
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f.pack('side'=>'top', 'expand'=>'yes')
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#
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# Screen Saver settings
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#
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screen = TkFrame.new(@root, 'relief'=>'raised', 'borderwidth'=>2)
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l = TkLabel.new(screen, 'text'=>'Screen-saver Settings')
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f = TkFrame.new(screen)
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ff1 = TkFrame.new(f)
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[ @w_screenblank = TkRadioButton.new(ff1, 'text'=>'Blank',
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'relief'=>'flat',
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'variable'=>@w_screenbla,
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'value'=>'blank') {
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def self.set(value)
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if value == 'blank'
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self.select
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else
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self.deselect
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end
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end
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},
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@w_screenpat = TkRadioButton.new(ff1, 'text'=>'Pattern',
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'relief'=>'flat',
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'variable'=>@w_screenbla,
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'value'=>'noblank') {
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def self.set(value)
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if value != 'blank'
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self.select
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else
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self.deselect
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end
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end
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}
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].each {|w| w.pack('side'=>'top', 'pady'=>2, 'anchor'=>'w') }
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ff2 = TkFrame.new(f)
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[ @w_screentim = LabelEntry.new(ff2, 'Timeout (s)', 5),
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@w_screencyc = LabelEntry.new(ff2, 'Cycle (s)', 5) ].each{|w|
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w.pack('side'=>'top', 'pady'=>2, 'anchor'=>'e')
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}
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ff1.pack('side'=>'left')
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ff2.pack('side'=>'left')
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l.pack('side'=>'top')
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f.pack('side'=>'top', 'expand'=>'yes')
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#
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# Main window
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#
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buttons.pack('side'=>'top', 'fill'=>'both')
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bell.pack('side'=>'top', 'fill'=>'both', 'ipady'=>5, 'expand'=>'yes')
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kbd.pack('side'=>'top', 'fill'=>'both', 'ipady'=>5, 'expand'=>'yes')
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mouse.pack('side'=>'top', 'fill'=>'both', 'ipady'=>5, 'expand'=>'yes')
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screen.pack('side'=>'top', 'fill'=>'both', 'ipady'=>5, 'expand'=>'yes')
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#
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# Let the user resize our window
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#
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@root.minsize(10,10)
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end
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def initialize
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@root = TkRoot.new
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@kbdrep = 'on'
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@w_kbdrep = TkVariable.new(@kbdrep)
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def @w_kbdrep.get
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self.value
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end
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def @w_kbdrep.set(val)
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self.value=val
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end
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@kbdcli = 0
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@bellvol = 100
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@bellpit = 440
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@belldur = 100
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@mouseacc = "3/1"
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@mousethr = 4
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@screenbla = "blank"
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@w_screenbla = TkVariable.new(@screenbla)
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def @w_screenbla.get
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self.value
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end
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def @w_screenbla.set(val)
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self.value=val
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end
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@screentim = 600
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@screencyc = 600
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#
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# Listen what "xset" tells us...
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#
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readsettings
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#
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# Create all windows
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#
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createwindows
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#
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# Write xset parameters
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#
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dispsettings
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end
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end
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Xsettings.new
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Tk.mainloop
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