1# filebox.tcl --
2#
3# This demonstration script prompts the user to select a file.
4#
5# RCS: @(#) $Id$
6
7if {![info exists widgetDemo]} {
8    error "This script should be run from the \"widget\" demo."
9}
10
11package require Tk
12
13set w .filebox
14catch {destroy $w}
15toplevel $w
16wm title $w "File Selection Dialogs"
17wm iconname $w "filebox"
18positionWindow $w
19
20label $w.msg -font $font -wraplength 4i -justify left -text "Enter a file name in the entry box or click on the \"Browse\" buttons to select a file name using the file selection dialog."
21pack $w.msg -side top
22
23## See Code / Dismiss buttons
24set btns [addSeeDismiss $w.buttons $w]
25pack $btns -side bottom -fill x
26
27foreach i {open save} {
28    set f [frame $w.$i]
29    label $f.lab -text "Select a file to $i: " -anchor e
30    entry $f.ent -width 20
31    button $f.but -text "Browse ..." -command "fileDialog $w $f.ent $i"
32    pack $f.lab -side left
33    pack $f.ent -side left -expand yes -fill x
34    pack $f.but -side left
35    pack $f -fill x -padx 1c -pady 3
36}
37
38if {[tk windowingsystem] eq "x11"} {
39    checkbutton $w.strict -text "Use Motif Style Dialog" \
40	-variable tk_strictMotif -onvalue 1 -offvalue 0
41    pack $w.strict -anchor c
42
43    # This binding ensures that we don't run the rest of the demos
44    # with motif style interactions
45    bind $w.strict <Destroy> {set tk_strictMotif 0}
46}
47
48proc fileDialog {w ent operation} {
49    #   Type names		Extension(s)	Mac File Type(s)
50    #
51    #---------------------------------------------------------
52    set types {
53	{"Text files"		{.txt .doc}	}
54	{"Text files"		{}		TEXT}
55	{"Tcl Scripts"		{.tcl}		TEXT}
56	{"C Source Files"	{.c .h}		}
57	{"All Source Files"	{.tcl .c .h}	}
58	{"Image Files"		{.gif}		}
59	{"Image Files"		{.jpeg .jpg}	}
60	{"Image Files"		""		{GIFF JPEG}}
61	{"All files"		*}
62    }
63    if {$operation == "open"} {
64	global selected_type
65	if {![info exists selected_type]} {
66	    set selected_type "Tcl Scripts"
67	}
68	set file [tk_getOpenFile -filetypes $types -parent $w \
69		-typevariable selected_type]
70	puts "You selected filetype \"$selected_type\""
71    } else {
72	set file [tk_getSaveFile -filetypes $types -parent $w \
73		-initialfile Untitled -defaultextension .txt]
74    }
75    if {[string compare $file ""]} {
76	$ent delete 0 end
77	$ent insert 0 $file
78	$ent xview end
79    }
80}
81