# menu.tcl --

#

# This demonstration script creates a window with a bunch of menus

# and cascaded menus using menubars.

#

# RCS: @(#) $Id: menu.tcl,v 1.4.2.2 2005/06/25 03:41:39 das Exp $

if {![info exists widgetDemo]} {

    error "This script should be run from the \"widget\" demo."

}

set w .menu

catch {destroy $w}

toplevel $w

wm title $w "Menu Demonstration"

wm iconname $w "menu"

positionWindow $w

label $w.msg -font $font -wraplength 4i -justify left 

if {[string equal [tk windowingsystem] "classic"]

	|| [string equal [tk windowingsystem] "aqua"]} {

    $w.msg configure -text "This window contains a menubar with cascaded menus.  You can invoke entries with an accelerator by typing Command+x, where \"x\" is the character next to the command key symbol. The rightmost menu can be torn off into a palette by dragging outside of its bounds and releasing the mouse."

} else {

    $w.msg configure -text "This window contains a menubar with cascaded menus.  You can post a menu from the keyboard by typing Alt+x, where \"x\" is the character underlined on the menu.  You can then traverse among the menus using the arrow keys.  When a menu is posted, you can invoke the current entry by typing space, or you can invoke any entry by typing its underlined character.  If a menu entry has an accelerator, you can invoke the entry without posting the menu just by typing the accelerator. The rightmost menu can be torn off into a palette by selecting the first item in the menu."

}

pack $w.msg -side top

set menustatus "    "

frame $w.statusBar

label $w.statusBar.label -textvariable menustatus -relief sunken -bd 1 -font "Helvetica 10" -anchor w

pack $w.statusBar.label -side left -padx 2 -expand yes -fill both

pack $w.statusBar -side bottom -fill x -pady 2

frame $w.buttons

pack $w.buttons -side bottom -fill x -pady 2m

button $w.buttons.dismiss -text Dismiss -command "destroy $w"

button $w.buttons.code -text "See Code" -command "showCode $w"

pack $w.buttons.dismiss $w.buttons.code -side left -expand 1

menu $w.menu -tearoff 0

set m $w.menu.file

menu $m -tearoff 0

$w.menu add cascade -label "File" -menu $m -underline 0

$m add command -label "Open..." -command {error "this is just a demo: no action has been defined for the \"Open...\" entry"}

$m add command -label "New" -command {error "this is just a demo: no action has been defined for the \"New\" entry"}

$m add command -label "Save" -command {error "this is just a demo: no action has been defined for the \"Save\" entry"}

$m add command -label "Save As..." -command {error "this is just a demo: no action has been defined for the \"Save As...\" entry"}

$m add separator

$m add command -label "Print Setup..." -command {error "this is just a demo: no action has been defined for the \"Print Setup...\" entry"}

$m add command -label "Print..." -command {error "this is just a demo: no action has been defined for the \"Print...\" entry"}

$m add separator

$m add command -label "Dismiss Menus Demo" -command "destroy $w"

set m $w.menu.basic

$w.menu add cascade -label "Basic" -menu $m -underline 0

menu $m -tearoff 0

$m add command -label "Long entry that does nothing"

if {[string equal [tk windowingsystem] "classic"] 

	|| [string equal [tk windowingsystem] "aqua"]} {

    set modifier Command

} elseif {$tcl_platform(platform) == "windows"} {

    set modifier Control

} else {

    set modifier Meta

}

foreach i {A B C D E F} {

    $m add command -label "Print letter \"$i\"" -underline 14 \

	    -accelerator Meta+$i -command "puts $i" -accelerator $modifier+$i

    bind $w <$modifier-[string tolower $i]> "puts $i"

}

set m $w.menu.cascade

$w.menu add cascade -label "Cascades" -menu $m -underline 0

menu $m -tearoff 0

$m add command -label "Print hello" \

	-command {puts stdout "Hello"} -accelerator $modifier+H -underline 6

bind $w <$modifier-h> {puts stdout "Hello"}

$m add command -label "Print goodbye" -command {\

    puts stdout "Goodbye"} -accelerator $modifier+G -underline 6

bind $w <$modifier-g> {puts stdout "Goodbye"}

$m add cascade -label "Check buttons" \

	-menu $w.menu.cascade.check -underline 0

$m add cascade -label "Radio buttons" \

	-menu $w.menu.cascade.radio -underline 0

set m $w.menu.cascade.check

menu $m -tearoff 0

$m add check -label "Oil checked" -variable oil

$m add check -label "Transmission checked" -variable trans

$m add check -label "Brakes checked" -variable brakes

$m add check -label "Lights checked" -variable lights

$m add separator

$m add command -label "Show current values" \

    -command "showVars $w.menu.cascade.dialog oil trans brakes lights"

$m invoke 1

$m invoke 3

set m $w.menu.cascade.radio

menu $m -tearoff 0

$m add radio -label "10 point" -variable pointSize -value 10

$m add radio -label "14 point" -variable pointSize -value 14

$m add radio -label "18 point" -variable pointSize -value 18

$m add radio -label "24 point" -variable pointSize -value 24

$m add radio -label "32 point" -variable pointSize -value 32

$m add sep

$m add radio -label "Roman" -variable style -value roman

$m add radio -label "Bold" -variable style -value bold

$m add radio -label "Italic" -variable style -value italic

$m add sep

$m add command -label "Show current values" \

	-command "showVars $w.menu.cascade.dialog pointSize style"

$m invoke 1

$m invoke 7

set m $w.menu.icon

$w.menu add cascade -label "Icons" -menu $m -underline 0

menu $m -tearoff 0

$m add command -bitmap @[file join $tk_library demos images pattern.bmp] \

	-hidemargin 1 -command [list \

	tk_dialog $w.pattern {Bitmap Menu Entry} \

		"The menu entry you invoked displays a bitmap rather than\

		a text string.  Other than this, it is just like any other\

		menu entry." {} 0 OK ]

foreach i {info questhead error} {

    $m add command -bitmap $i -hidemargin 1 -command [list \

	    puts "You invoked the $i bitmap" ]

}

$m entryconfigure 2 -columnbreak 1

set m $w.menu.more

$w.menu add cascade -label "More" -menu $m -underline 0

menu $m -tearoff 0

foreach i {{An entry} {Another entry} {Does nothing} {Does almost nothing} {Make life meaningful}} {

    $m add command -label $i -command [list puts "You invoked \"$i\""]

}

$m entryconfigure "Does almost nothing" -bitmap questhead -compound left \

	-command [list \

	tk_dialog $w.compound {Compound Menu Entry} \

		"The menu entry you invoked displays both a bitmap and a\

		text string.  Other than this, it is just like any other\

		menu entry." {} 0 OK ]

set m $w.menu.colors

$w.menu add cascade -label "Colors" -menu $m -underline 1

menu $m

foreach i {red orange yellow green blue} {

    $m add command -label $i -background $i -command [list \

	    puts "You invoked \"$i\"" ]

}

$w configure -menu $w.menu

bind Menu <<MenuSelect>> {

    global $menustatus

    if {[catch {%W entrycget active -label} label]} {

	set label "    "

    }

    set menustatus $label

    update idletasks

}