# This file creates a visual test for button layout.  It is part of
# the Tk visual test suite, which is invoked via the "visual" script.

catch {destroy .t}
toplevel .t
wm title .t "Visual Tests for Button Geometry"
wm iconname .t "Button Geometry"
wm geom .t +0+0
wm minsize .t 1 1

label .t.l -text {This screen exercises the layout mechanisms for various flavors of buttons.  Select display options below, and they will be applied to all of the button widgets.  In order to see the effects of different anchor positions, expand the window so that there is extra space in the buttons.  The letter "o" in "automatically" should be underlined in the right column of widgets.} -wraplength 5i
pack .t.l -side top -fill both

button .t.quit -text Quit -command {destroy .t}
pack .t.quit -side bottom -pady 2m

set sepId 1
proc sep {} {
    global sepId
    frame .t.sep$sepId -height 2 -bd 1 -relief sunken
    pack .t.sep$sepId -side top -padx 2m -pady 2m -fill x
    incr sepId
}

# Create buttons that control configuration options.

frame .t.control
pack .t.control -side top -fill x -pady 3m
frame .t.control.left
frame .t.control.right
pack .t.control.left .t.control.right -side left -expand 1 -fill x
label .t.anchorLabel -text "Anchor:"
frame .t.control.left.f -width 6c -height 3c
pack .t.anchorLabel .t.control.left.f -in .t.control.left -side top
foreach anchor {nw n ne w center e sw s se} {
    button .t.anchor-$anchor -text $anchor -command "config -anchor $anchor"
}
place .t.anchor-nw -in .t.control.left.f -relx 0 -relwidth 0.333 \
	-rely 0 -relheight 0.333
place .t.anchor-n -in .t.control.left.f -relx 0.333 -relwidth 0.333 \
	-rely 0 -relheight 0.333
place .t.anchor-ne -in .t.control.left.f -relx 0.666 -relwidth 0.333 \
	-rely 0 -relheight 0.333
place .t.anchor-w -in .t.control.left.f -relx 0 -relwidth 0.333 \
	-rely 0.333 -relheight 0.333
place .t.anchor-center -in .t.control.left.f -relx 0.333 -relwidth 0.333 \
	-rely 0.333 -relheight 0.333
place .t.anchor-e -in .t.control.left.f -relx 0.666 -relwidth 0.333 \
	-rely 0.333 -relheight 0.333
place .t.anchor-sw -in .t.control.left.f -relx 0 -relwidth 0.333 \
	-rely 0.666 -relheight 0.333
place .t.anchor-s -in .t.control.left.f -relx 0.333 -relwidth 0.333 \
	-rely 0.666 -relheight 0.333
place .t.anchor-se -in .t.control.left.f -relx 0.666 -relwidth 0.333 \
	-rely 0.666 -relheight 0.333

set justify center
radiobutton .t.justify-left -text "Justify Left" -relief flat \
	-command "config -justify left" -variable justify \
	-value left
radiobutton .t.justify-center -text "Justify Center" -relief flat \
	-command "config -justify center" -variable justify \
	-value center
radiobutton .t.justify-right -text "Justify Right" -relief flat \
	-command "config -justify right" -variable justify \
	-value right
pack .t.justify-left .t.justify-center .t.justify-right \
	-in .t.control.right -anchor w

sep
frame .t.f1
pack .t.f1 -side top -expand 1 -fill both
sep
frame .t.f2
pack .t.f2 -side top -expand 1 -fill both
sep
frame .t.f3
pack .t.f3 -side top -expand 1 -fill both
sep
frame .t.f4
pack .t.f4 -side top -expand 1 -fill both
sep

label .t.l1 -text Label -bd 2 -relief sunken
label .t.l2 -text "Explicit\nnewlines\n\nin the text" -bd 2 -relief sunken
label .t.l3 -text "This text is quite long, so it must be wrapped automatically by Tk" -wraplength 2i -bd 2 -relief sunken -underline 50
pack .t.l1 .t.l2 .t.l3 -in .t.f1 -side left -padx 5m -pady 3m \
	-expand y -fill both

button .t.b1 -text Button
button .t.b2 -text "Explicit\nnewlines\n\nin the text"
button .t.b3 -text "This text is quite long, so it must be wrapped automatically by Tk" -wraplength 2i -underline 50
pack .t.b1 .t.b2 .t.b3 -in .t.f2 -side left -padx 5m -pady 3m \
	-expand y -fill both

checkbutton .t.c1 -text Checkbutton -variable a
checkbutton .t.c2 -text "Explicit\nnewlines\n\nin the text" -variable b
checkbutton .t.c3 -text "This text is quite long, so it must be wrapped automatically by Tk" -wraplength 2i -variable c -underline 50
pack .t.c1 .t.c2 .t.c3 -in .t.f3 -side left -padx 5m -pady 3m \
	-expand y -fill both

radiobutton .t.r1 -text Radiobutton -value a
radiobutton .t.r2 -text "Explicit\nnewlines\n\nin the text" -value b
radiobutton .t.r3 -text "This text is quite long, so it must be wrapped automatically by Tk" -wraplength 2i -value c -underline 50
pack .t.r1 .t.r2 .t.r3 -in .t.f4 -side left -padx 5m -pady 3m \
	-expand y -fill both

proc config {option value} {
    foreach w {.t.l1 .t.l2 .t.l3 .t.b1 .t.b2 .t.b3 .t.c1 .t.c2 .t.c3
	    .t.r1 .t.r2 .t.r3} {
	$w configure $option $value
    }
}