do not include unused alloca.h (from Deanna Phillips' OpenBSD repository)

[micropolis] / src / tk / library / demos / widget

#!/usr/local/bin/wish -f
#
# This script demonstrates the various widgets provided by Tk,
# along with many of the features of the Tk toolkit.

set auto_path "$tk_library/demos $auto_path"
wm title . "Widget Demonstration"

#-------------------------------------------------------
# The code below create the main window, consisting of a
# menu bar and a message explaining the basic operation
# of the program.
#-------------------------------------------------------

frame .menu -relief raised -borderwidth 1
message .msg -font -Adobe-times-medium-r-normal--*-180* -relief raised -width 500 \
-borderwidth 1 -text "This application demonstrates the widgets provided by the Tk toolkit.  The menus above are organized by widget type:  each menu contains one or more demonstrations of a particular type of widget.  To invoke a demonstration, press mouse button 1 over one of the menu buttons above, drag the mouse to the desired entry in the menu, then release the mouse button.

To exit this demonstration, invoke the \"Quit\" entry in the \"Misc\" menu."

pack append . .menu {top fillx} .msg {bottom expand fill}

#-------------------------------------------------------
# The code below creates all the menus, which invoke procedures
# to create particular demonstrations of various widgets.
#-------------------------------------------------------

menubutton .menu.button -text "Labels/Buttons" -menu .menu.button.m \
    -underline 7
menu .menu.button.m
.menu.button.m add command -label "Labels" -command "mkLabel" -underline 0
.menu.button.m add command -label "Buttons" -command "mkButton" -underline 0
.menu.button.m add command -label "Checkbuttons" -command "mkCheck" \
    -underline 0
.menu.button.m add command -label "Radiobuttons" -command "mkRadio" \
    -underline 0
.menu.button.m add command -label "15-puzzle" -command "mkPuzzle" -underline 0
.menu.button.m add command -label "Iconic buttons" -command "mkIcon" \
    -underline 0

menubutton .menu.listbox -text "Listboxes" -menu .menu.listbox.m -underline 0
menu .menu.listbox.m
.menu.listbox.m add command -label "States" -command "mkListbox" -underline 0
.menu.listbox.m add command -label "Colors" -command "mkListbox2" -underline 0
.menu.listbox.m add command -label "Well-known sayings" -command mkListbox3 \
    -underline 0

menubutton .menu.entry -text "Entries" -menu .menu.entry.m -underline 0
menu .menu.entry.m
.menu.entry.m add command -label "Without scrollbars" -command "mkEntry" \
    -underline 4
.menu.entry.m add command -label "With scrollbars" -command "mkEntry2" \
    -underline 0

menubutton .menu.text -text "Text" -menu .menu.text.m -underline 0
menu .menu.text.m
.menu.text.m add command -label "Basic text" -command "mkBasic" \
    -underline 0
.menu.text.m add command -label "Display styles" -command "mkStyles" \
    -underline 0
.menu.text.m add command -label "Command bindings" -command "mkTextBind" \
    -underline 0

menubutton .menu.scroll -text "Scrollbars" -menu .menu.scroll.m -underline 0
menu .menu.scroll.m
.menu.scroll.m add command -label "Vertical" -command "mkListbox2" -underline 0
.menu.scroll.m add command -label "Horizontal" -command "mkEntry2" -underline 0

menubutton .menu.scale -text "Scales" -menu .menu.scale.m -underline 2
menu .menu.scale.m
.menu.scale.m add command -label "Vertical" -command "mkVScale" -underline 0
.menu.scale.m add command -label "Horizontal" -command "mkHScale" -underline 0

menubutton .menu.canvas -text "Canvases" -menu .menu.canvas.m -underline 0
menu .menu.canvas.m
.menu.canvas.m add command -label "Item types" -command mkItems -underline 0
.menu.canvas.m add command -label "2-D plot" -command mkPlot -underline 0
.menu.canvas.m add command -label "Text" -command mkCanvText -underline 0
.menu.canvas.m add command -label "Arrow shapes" -command mkArrow -underline 0
.menu.canvas.m add command -label "Ruler" -command mkRuler -underline 0
.menu.canvas.m add command -label "Scrollable canvas" -command mkScroll \
    -underline 0

menubutton .menu.menu -text "Menus" -menu .menu.menu.m -underline 0
menu .menu.menu.m
.menu.menu.m add command -label "Print hello" -command {puts stdout "Hello"} \
    -accelerator Control+a -underline 6
bind .msg <Control-a> {puts stdout "Hello"}
.menu.menu.m add command -label "Print goodbye" -command {\
    puts stdout "Goodbye"} -accelerator Control+b -underline 6
bind .msg <Control-b> {puts stdout "Goodbye"}
.menu.menu.m add command -label "Light blue background" \
    -command {.msg config -bg "LightBlue1"} -underline 0
.menu.menu.m add command -label "Info on tear-off menus" -command mkTear \
    -underline 0
.menu.menu.m add cascade -label "Check buttons =>" -menu .menu.menu.m.check \
    -underline 0
.menu.menu.m add cascade -label "Radio buttons =>" -menu .menu.menu.m.radio \
    -underline 0
.menu.menu.m add command -bitmap @$tk_library/demos/bitmaps/pattern \
    -command {
	mkDialog .pattern {-text {The menu entry you invoked displays a bitmap rather than a text string.  Other than this, it is just like any other menu entry.} -aspect 250} {OK {}}
    }

menu .menu.menu.m.check
.menu.menu.m.check add check -label "Oil checked" -variable oil
.menu.menu.m.check add check -label "Transmission checked" -variable trans
.menu.menu.m.check add check -label "Brakes checked" -variable brakes
.menu.menu.m.check add check -label "Lights checked" -variable lights
.menu.menu.m.check add separator
.menu.menu.m.check add command -label "Show current values" \
    -command "showVars .menu.menu.dialog oil trans brakes lights"
.menu.menu.m.check invoke 1
.menu.menu.m.check invoke 3

menu .menu.menu.m.radio
.menu.menu.m.radio add radio -label "10 point" -variable pointSize -value 10
.menu.menu.m.radio add radio -label "14 point" -variable pointSize -value 14
.menu.menu.m.radio add radio -label "18 point" -variable pointSize -value 18
.menu.menu.m.radio add radio -label "24 point" -variable pointSize -value 24
.menu.menu.m.radio add radio -label "32 point" -variable pointSize -value 32
.menu.menu.m.radio add sep
.menu.menu.m.radio add radio -label "Roman" -variable style -value roman
.menu.menu.m.radio add radio -label "Bold" -variable style -value bold
.menu.menu.m.radio add radio -label "Italic" -variable style -value italic
.menu.menu.m.radio add sep
.menu.menu.m.radio add command -label "Show current values" -command \
    "showVars .menu.menu.dialog pointSize style"
.menu.menu.m.radio invoke 1
.menu.menu.m.radio invoke 7

menubutton .menu.misc -text Misc -menu .menu.misc.m -underline 1
menu .menu.misc.m
.menu.misc.m add command -label "Modal dialog (local grab)" -command {
    mkDialog .modal {-text {This dialog box is a modal one.  It uses Tk's "grab" command to create a "local grab" on the dialog box.  The grab prevents any pointer-related events from getting to any other windows in the application.  If you press the "OK" button below (or hit the Return key) then the dialog box will go away and things will return to normal.} -aspect 250 -justify left} {OK {}}
    dpos .modal
    bind .modal <Visibility> {grab .modal; focus .modal}
} -underline 0
.menu.misc.m add command -label "Modal dialog (global grab)" -command {
    mkDialog .modal {-text {This is another modal dialog box.  However, in this case a "global grab" is used, which locks up the display so you can't talk to any windows in any applications anywhere, except for the dialog.  If you press the "OK" button below (or hit the Return key) then the dialog box will go away and things will return to normal.} -aspect 250 -justify left} {OK {}}
    dpos .modal
    bind .modal <Visibility> {grab -global .modal; focus .modal}
} -underline 0
.menu.misc.m add command -label "Quit" -command "destroy ." -underline 0

pack append .menu .menu.button left .menu.listbox left \
    .menu.entry left .menu.text left .menu.scroll left .menu.scale left \
    .menu.canvas left .menu.menu left .menu.misc left

# Set up for keyboard-based menu traversal

tk_bindForTraversal .msg
bind . <Any-Enter> {focus .msg}
tk_menus . .menu.button .menu.listbox .menu.entry .menu.text \
	.menu.scroll .menu.scale .menu.canvas .menu.menu .menu.misc

# Position a dialog box at a reasonable place on the screen.

proc dpos w {
    wm geometry $w +300+300
}