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#!/bin/sh
# The next line restarts using wish \
exec wish $0 ${1+"$@"}
package require msgcat
::msgcat::mcload [file join [file dirname [info script]] msgs]
catch {namespace import ::msgcat::mc}
proc mmc string {
regsub & $string {} string
return $string
}
proc mml string {
return [string first & $string]
}
#
# Make the Image format available.
#
package require Img
#
# Initialization of some global variables
#
set tkvPriv(count) 0
set tkvPriv(currentdir) [pwd]
set tkvPriv(defaultext) .gif
set tkvPriv(types) [list \
[list [mc "Image Files"] {.bmp} ] \
[list [mc "Image Files"] {.gif} ] \
[list [mc "Image Files"] {.jpeg .jpg} ] \
[list [mc "Image Files"] {.png} ] \
[list [mc "Image Files"] {.tiff .tif} ] \
[list [mc "Image Files"] {.xbm} ] \
[list [mc "Image Files"] {.xpm} ] \
[list [mc "Image Files"] {.ps .eps} ] \
[list "BMP [mc Files]" {.bmp} ] \
[list "GIF [mc Files]" {.gif} ] \
[list "JPEG [mc Files]" {.jpeg .jpg} ] \
[list "PNG [mc Files]" {.png} ] \
[list "TIFF [mc Files]" {.tiff .tif} ] \
[list "XBM [mc Files]" {.xbm} ] \
[list "XPM [mc Files]" {.xpm} ] \
[list "Postscript [mc Files]" {.ps .eps} ] \
[list "GIF [mc Files]" {} GIFF] \
[list "JPEG [mc Files]" {} JPEG] \
[list "PNG [mc Files]" {} PNGF] \
[list "TIFF [mc Files]" {} TIFF] \
[list [mc {All files}] *] \
]
proc Menu {base name} {
set menu [ConCat $base menu]
if {![winfo exists $menu]} {
menu $menu
$base configure -menu $menu
}
set accelerator [string toupper [string index $name 0]]
set text [mc "&$accelerator[string range $name 1 end]"]
set name $menu.$name
if {![winfo exists $name]} {
menu $name
$menu add cascade -label [mmc $text] -menu $name -underline [mml $text]
}
return $name
}
#
# Small proc to concatenate window pathnames
#
proc ConCat args {
regsub -all {[ \.]+} $args . args
return $args
}
#
# Create a new image window
#
proc image_window {{window {}}} {
global tkvPriv
if {![string compare $window {}]} {
set window .image$tkvPriv(count)
incr tkvPriv(count)
}
if {[winfo exists $window]} {
catch {eval destroy [winfo children $window]}
} else {
toplevel $window
}
wm title $window [mc {Viewer}]
set frame [ConCat $window frame]
label $frame -relief sunken -bg white -bd 2 -anchor nw
set w [Menu $window file]
$w configure -tearoff 0
set text [mc &Open]
$w add command -label [mmc $text] -command [list load_image $window] -underline [mml $text]
set text [mc &Save]
$w add command -label [mmc $text] -command [list save_image $window] -underline [mml $text]
$w add separator
set text [mc &Close]
$w add command -label [mmc $text] -command [list destroy $window] -underline [mml $text]
set text [mc E&xit]
$w add command -label [mmc $text] -command [list destroy .] -underline [mml $text]
set w [Menu $window images]
set w [Menu $window help]
$w configure -tearoff 0
set text [mc &About]
$w add command -label [mmc $text] -command About -underline [mml $text]
catch {wm geometry $window 200x200}
pack $frame -side top -expand y -fill both
return $frame
}
proc register_image {w name} {
set menu [Menu $w images]
set item [file tail [lindex $name 0]]
if {[llength $name] > 1} {
append item " [lindex $name 1]"
}
$menu add command -label $item -command \
[list show_image $w $name]
}
proc show_image {window name} {
[ConCat $window frame] configure -image $name
catch {wm geometry $window {}}
}
proc load_image window {
global tkvPriv
set filename [tk_getOpenFile -filetypes $tkvPriv(types) -parent \
$window -initialdir $tkvPriv(currentdir)]
if {[string compare $filename {}]} {
set imagename [list $filename]
image create photo $imagename -file $filename
register_image $window $imagename
show_image $window $imagename
set tkvPriv(currentdir) [file dirname $filename]
}
}
proc save_image window {
global tkvPriv
set img [[ConCat $window frame] cget -image]
set filename [tk_getSaveFile -filetypes $tkvPriv(types) -parent \
$window -initialdir $tkvPriv(currentdir) -defaultextension .gif \
-initialfile [file rootname [lindex $img 0]].gif]
if {[string compare $filename {}]} {
$img write $filename -format gif
set tkvPriv(currentdir) [file dirname $filename]
}
}
proc About {} {
tk_dialog .about "[mmc [mc &About]] tkv.tcl" "[mc {Tiny Image viewer}]\n[mc {written by}]\
Jan Nijtmans <nijtmans@users.sourceforge.net>" {} 0 [mc O.K.]
}
set w [lindex $argv 1]
if {![string compare $w {}]} {
set w .
}
set filename [lindex $argv 0]
image_window $w
if {[string compare $filename {}]} {
set imagename [list $filename]
image create photo $imagename -file $filename
register_image $w $imagename
show_image $w $imagename
}
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