lib/tk8.4/demos/menubu.tcl

   1 # menubutton.tcl --
   2 #
   3 # This demonstration script creates a window with a bunch of menus
   4 # and cascaded menus using menubuttons.
   5 #
   6 # # RCS: @(#) $Id: menubu.tcl,v 1.3 2002/08/31 06:12:28 das Exp $
   7
   8 if {![info exists widgetDemo]} {
   9     error "This script should be run from the \"widget\" demo."
  10 }
  11
  12 set w .menubutton
  13 catch {destroy $w}
  14 toplevel $w
  15 wm title $w "Menu Button Demonstration"
  16 wm iconname $w "menubutton"
  17 positionWindow $w
  18
  19
  20 frame $w.body
  21 pack $w.body -expand 1 -fill both
  22
  23 menubutton $w.body.below -text "Below" -underline 0 -direction below -menu $w.body.below.m -relief raised
  24 menu $w.body.below.m -tearoff 0
  25 $w.body.below.m add command -label "Below menu: first item" -command "puts \"You have selected the first item from the Below menu.\""
  26 $w.body.below.m add command -label "Below menu: second item" -command "puts \"You have selected the second item from the Below menu.\""
  27 grid $w.body.below -row 0 -column 1 -sticky n
  28 menubutton $w.body.right -text "Right" -underline 0 -direction right -menu $w.body.right.m -relief raised
  29 menu $w.body.right.m -tearoff 0
  30 $w.body.right.m add command -label "Right menu: first item" -command "puts \"You have selected the first item from the Right menu.\""
  31 $w.body.right.m add command -label "Right menu: second item" -command "puts \"You have selected the second item from the Right menu.\""
  32 frame $w.body.center
  33 menubutton $w.body.left -text "Left" -underline 0 -direction left -menu $w.body.left.m -relief raised
  34 menu $w.body.left.m -tearoff 0
  35 $w.body.left.m add command -label "Left menu: first item" -command "puts \"You have selected the first item from the Left menu.\""
  36 $w.body.left.m add command -label "Left menu: second item" -command "puts \"You have selected the second item from the Left menu.\""
  37 grid $w.body.right -row 1 -column 0 -sticky w
  38 grid $w.body.center -row 1 -column 1 -sticky news
  39 grid $w.body.left -row 1 -column 2 -sticky e
  40 menubutton $w.body.above -text "Above" -underline 0 -direction above -menu $w.body.above.m -relief raised
  41 menu $w.body.above.m -tearoff 0
  42 $w.body.above.m add command -label "Above menu: first item" -command "puts \"You have selected the first item from the Above menu.\""
  43 $w.body.above.m add command -label "Above menu: second item" -command "puts \"You have selected the second item from the Above menu.\""
  44 grid $w.body.above -row 2 -column 1 -sticky s
  45
  46 frame $w.buttons
  47 pack $w.buttons -side bottom -fill x -pady 2m
  48 button $w.buttons.dismiss -text Dismiss -command "destroy $w"
  49 button $w.buttons.code -text "See Code" -command "showCode .menubu"
  50 pack $w.buttons.dismiss $w.buttons.code -side left -expand 1
  51
  52 set body $w.body.center
  53 label $body.label -wraplength 300 -font "Helvetica 14" -justify left -text "This is a demonstration of menubuttons. The \"Below\" menubutton pops its menu below the button; the \"Right\" button pops to the right, etc. There are two option menus directly below this text; one is just a standard menu and the other is a 16-color palette."
  54 pack $body.label -side top -padx 25 -pady 25
  55 frame $body.buttons
  56 pack $body.buttons -padx 25 -pady 25
  57 tk_optionMenu $body.buttons.options menubuttonoptions one two three
  58 pack $body.buttons.options -side left -padx 25 -pady 25
  59 set m [tk_optionMenu $body.buttons.colors paletteColor Black red4 DarkGreen NavyBlue gray75 Red Green Blue gray50 Yellow Cyan Magenta White Brown DarkSeaGreen DarkViolet]
  60 if {[string equal [tk windowingsystem] "classic"]
  61         || [string equal [tk windowingsystem] "aqua"]} {
  62     set topBorderColor Black
  63     set bottomBorderColor Black
  64 } else {
  65     set topBorderColor gray50
  66     set bottomBorderColor gray75
  67 }
  68 for {set i 0} {$i <= [$m index last]} {incr i} {
  69     set name [$m entrycget $i -label]
  70     image create photo image_$name -height 16 -width 16
  71     image_$name put $topBorderColor -to 0 0 16 1
  72     image_$name put $topBorderColor -to 0 1 1 16
  73     image_$name put $bottomBorderColor -to 0 15 16 16
  74     image_$name put $bottomBorderColor -to 15 1 16 16
  75     image_$name put $name -to 1 1 15 15
  76
  77     image create photo image_${name}_s -height 16 -width 16
  78     image_${name}_s put Black -to 0 0 16 2
  79     image_${name}_s put Black -to 0 2 2 16
  80     image_${name}_s put Black -to 2 14 16 16
  81     image_${name}_s put Black -to 14 2 16 14
  82     image_${name}_s put $name -to 2 2 14 14
  83
  84     $m entryconfigure $i -image image_$name -selectimage image_${name}_s -hidemargin 1
  85 }
  86 $m configure -tearoff 1
  87 foreach i {Black gray75 gray50 White} {
  88         $m entryconfigure $i -columnbreak 1
  89 }
  90
  91 pack $body.buttons.colors -side left -padx 25 -pady 25
  92
  93
  94