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- # menu.tcl --
- #
- # This demonstration script creates a window with a bunch of menus
- # and cascaded menus using menubars.
- if {![info exists widgetDemo]} {
- error "This script should be run from the \"widget\" demo."
- }
- package require Tk
- 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 {[tk windowingsystem] eq "aqua"} {
- catch {set origUseCustomMDEF $::tk::mac::useCustomMDEF; set ::tk::mac::useCustomMDEF 1}
- $w.msg configure -text "This window has 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 selecting the first item in the menu."
- } 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
- ## See Code / Dismiss buttons
- set btns [addSeeDismiss $w.buttons $w]
- pack $btns -side bottom -fill x
- 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 {[tk windowingsystem] eq "aqua"} {
- set modifier Command
- } elseif {[tk windowingsystem] == "win32"} {
- 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 $modifier+$i -command "puts $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
- # Main widget program sets variable tk_demoDirectory
- image create photo lilearth -file [file join $tk_demoDirectory \
- images earthmenu.png]
- $m add command -image lilearth \
- -hidemargin 1 -command [list \
- tk_dialog $w.pattern {Bitmap Menu Entry} \
- "The menu entry you invoked displays a photoimage 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\""]
- }
- set emojiLabel [encoding convertfrom utf-8 "\xF0\x9F\x98\x8D Make friends"]
- $m add command -label $emojiLabel -command [list puts "Menu labels can include non-BMP characters."]
- $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 $m -tearoff 1
- if {[tk windowingsystem] eq "aqua"} {
- # Aqua ignores the -background and -foreground options, but a compound
- # button can be used for selecting colors.
- foreach i {red orange yellow green blue} {
- image create photo image_$i -height 16 -width 16
- image_$i put black -to 0 0 16 1
- image_$i put black -to 0 1 1 16
- image_$i put black -to 0 15 16 16
- image_$i put black -to 15 1 16 16
- image_$i put $i -to 1 1 15 15
- $m add command -label $i -image image_$i -compound left -command [list \
- puts "You invoked \"$i\"" ]
- }
- } else {
- 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
- }
- if {[tk windowingsystem] eq "aqua"} {catch {set ::tk::mac::useCustomMDEF $origUseCustomMDEF}}
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