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271 lines
7.1 KiB
271 lines
7.1 KiB
# -*- mode: TCL; fill-column: 75; tab-width: 8; coding: iso-latin-1-unix -*-
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#
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# $Id: FileEnt.tcl,v 1.7 2004/03/28 02:44:57 hobbs Exp $
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#
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# FileEnt.tcl --
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#
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# TixFileEntry Widget: an entry box for entering filenames.
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#
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# Copyright (c) 1993-1999 Ioi Kim Lam.
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# Copyright (c) 2000-2001 Tix Project Group.
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# Copyright (c) 2004 ActiveState
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#
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# See the file "license.terms" for information on usage and redistribution
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# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
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#
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tixWidgetClass tixFileEntry {
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-classname TixFileEntry
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-superclass tixLabelWidget
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-method {
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invoke filedialog update
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}
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-flag {
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-activatecmd -command -dialogtype -disablecallback -disabledforeground
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-filebitmap -selectmode -state -validatecmd -value -variable
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}
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-forcecall {
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-variable
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}
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-static {
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-filebitmap
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}
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-configspec {
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{-activatecmd activateCmd ActivateCmd ""}
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{-command command Command ""}
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{-dialogtype dialogType DialogType ""}
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{-disablecallback disableCallback DisableCallback 0 tixVerifyBoolean}
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{-disabledforeground disabledForeground DisabledForeground #303030}
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{-filebitmap fileBitmap FileBitmap ""}
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{-selectmode selectMode SelectMode normal}
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{-state state State normal}
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{-validatecmd validateCmd ValidateCmd ""}
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{-value value Value ""}
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{-variable variable Variable ""}
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}
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-default {
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{*frame.borderWidth 2}
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{*frame.relief sunken}
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{*Button.highlightThickness 0}
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{*Entry.highlightThickness 0}
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{*Entry.borderWidth 0}
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}
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}
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proc tixFileEntry:InitWidgetRec {w} {
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upvar #0 $w data
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tixChainMethod $w InitWidgetRec
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set data(varInited) 0
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if {$data(-filebitmap) eq ""} {
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set data(-filebitmap) [tix getbitmap openfile]
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}
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}
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proc tixFileEntry:ConstructFramedWidget {w frame} {
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upvar #0 $w data
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tixChainMethod $w ConstructFramedWidget $frame
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set data(w:entry) [entry $frame.entry]
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set data(w:button) [button $frame.button -bitmap $data(-filebitmap) \
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-takefocus 0]
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set data(entryfg) [$data(w:entry) cget -fg]
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pack $data(w:button) -side right -fill both
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pack $data(w:entry) -side left -expand yes -fill both
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}
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proc tixFileEntry:SetBindings {w} {
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upvar #0 $w data
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tixChainMethod $w SetBindings
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$data(w:button) config -command [list tixFileEntry:OpenFile $w]
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tixSetMegaWidget $data(w:entry) $w
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# If user press <return>, verify the value and call the -command
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#
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bind $data(w:entry) <Return> [list tixFileEntry:invoke $w]
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bind $data(w:entry) <KeyPress> {
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if {[set [tixGetMegaWidget %W](-selectmode)] eq "immediate"} {
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tixFileEntry:invoke [tixGetMegaWidget %W]
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}
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}
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bind $data(w:entry) <FocusOut> {
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if {"%d" eq "NotifyNonlinear" || "%d" eq "NotifyNonlinearVirtual"} {
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tixFileEntry:invoke [tixGetMegaWidget %W]
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}
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}
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bind $w <FocusIn> [list focus $data(w:entry)]
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}
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#----------------------------------------------------------------------
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# CONFIG OPTIONS
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#----------------------------------------------------------------------
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proc tixFileEntry:config-state {w value} {
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upvar #0 $w data
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if {$value eq "normal"} {
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$data(w:button) config -state $value
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$data(w:entry) config -state $value -fg $data(entryfg)
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catch {$data(w:label) config -fg $data(entryfg)}
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} else {
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$data(w:button) config -state $value
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$data(w:entry) config -state $value -fg $data(-disabledforeground)
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catch {$data(w:label) config -fg $data(-disabledforeground)}
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}
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return ""
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}
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proc tixFileEntry:config-value {w value} {
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tixFileEntry:SetValue $w $value
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}
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proc tixFileEntry:config-variable {w arg} {
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upvar #0 $w data
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if {[tixVariable:ConfigVariable $w $arg]} {
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# The value of data(-value) is changed if tixVariable:ConfigVariable
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# returns true
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tixFileEntry:SetValue $w $data(-value)
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}
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catch {
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unset data(varInited)
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}
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set data(-variable) $arg
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}
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#----------------------------------------------------------------------
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# User Commands
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#----------------------------------------------------------------------
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proc tixFileEntry:invoke {w} {
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upvar #0 $w data
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if {![catch {$data(w:entry) index sel.first}]} {
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# THIS ENTRY OWNS SELECTION --> TURN IT OFF
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#
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$data(w:entry) select from end
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$data(w:entry) select to end
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}
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tixFileEntry:SetValue $w [$data(w:entry) get]
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}
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proc tixFileEntry:filedialog {w args} {
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upvar #0 $w data
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if {[llength $args]} {
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return [eval [tix filedialog $data(-dialogtype)] $args]
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} else {
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return [tix filedialog $data(-dialogtype)]
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}
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}
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proc tixFileEntry:update {w} {
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upvar #0 $w data
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if {[$data(w:entry) get] ne $data(-value)} {
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tixFileEntry:invoke $w
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}
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}
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#----------------------------------------------------------------------
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# Internal Commands
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#----------------------------------------------------------------------
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proc tixFileEntry:OpenFile {w} {
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upvar #0 $w data
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if {$data(-activatecmd) != ""} {
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uplevel #0 $data(-activatecmd)
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}
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switch -- $data(-dialogtype) tk_chooseDirectory {
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set args [list -parent [winfo toplevel $w]]
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if {[set initial $data(-value)] != ""} {
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lappend args -initialdir $data(value)
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}
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set retval [eval [linsert $args 0 tk_chooseDirectory]]
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if {$retval != ""} {tixFileEntry:SetValue $w [tixFSNative $retval]}
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} tk_getOpenFile - tk_getSaveFile {
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set args [list -parent [winfo toplevel $w]]
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if {[set initial [$data(w:entry) get]] != ""} {
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switch -glob -- $initial *.py {
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set types [list {"Python Files" {.py .pyw}} {"All Files" *}]
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} *.txt {
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set types [list {"Text Files" .txt} {"All Files" *}]
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} *.tcl {
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set types [list {"Tcl Files" .tcl} {"All Files" *}]
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} * - default {
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set types [list {"All Files" *}]
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}
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if {[file isfile $initial]} {
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lappend args -initialdir [file dir $initial] \
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-initialfile $initial
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} elseif {[file isdir $initial]} {
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lappend args -initialdir $initial
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}
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} else {
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set types [list {"All Files" *}]
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}
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lappend args -filetypes $types
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set retval [eval $data(-dialogtype) $args]
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if {$retval != ""} {tixFileEntry:SetValue $w [tixFSNative $retval]}
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} default {
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set filedlg [tix filedialog $data(-dialogtype)]
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$filedlg config -parent [winfo toplevel $w] \
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-command [list tixFileEntry:FileDlgCallback $w]
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focus $data(w:entry)
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$filedlg popup
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}
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}
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proc tixFileEntry:FileDlgCallback {w args} {
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set filename [tixEvent flag V]
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tixFileEntry:SetValue $w $filename
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}
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proc tixFileEntry:SetValue {w value} {
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upvar #0 $w data
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if {[llength $data(-validatecmd)]} {
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set value [tixEvalCmdBinding $w $data(-validatecmd) "" $value]
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}
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if {$data(-state) eq "normal"} {
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$data(w:entry) delete 0 end
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$data(w:entry) insert 0 $value
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$data(w:entry) xview end
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}
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set data(-value) $value
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tixVariable:UpdateVariable $w
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if {[llength $data(-command)] && !$data(-disablecallback)} {
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if {![info exists data(varInited)]} {
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set bind(specs) ""
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tixEvalCmdBinding $w $data(-command) bind $value
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}
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}
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}
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proc tixFileEntry:Destructor {w} {
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upvar #0 $w data
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tixUnsetMegaWidget $data(w:entry)
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tixVariable:DeleteVariable $w
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# Chain this to the superclass
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#
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tixChainMethod $w Destructor
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}
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