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- # EFileBox.tcl --
- #
- # Implements the Extended File Selection Box widget.
- #
- # Copyright (c) 1996, Expert Interface Technologies
- #
- # See the file "license.terms" for information on usage and redistribution
- # of this file, and for a DISCLAIMER OF ALL WARRANTIES.
- #
-
-
- #
- # ToDo
- # (1) If user has entered an invalid directory, give an error dialog
- #
-
- tixWidgetClass tixExFileSelectBox {
- -classname TixExFileSelectBox
- -superclass tixPrimitive
- -method {
- filter invoke
- }
- -flag {
- -browsecmd -command -dialog -dir -dircmd -directory
- -disablecallback -filetypes -pattern -selection -showhidden -value
- }
- -forcecall {
- -filetypes
- }
- -configspec {
- {-browsecmd browseCmd BrowseCmd ""}
- {-command command Command ""}
- {-dialog dialog Dialog ""}
- {-dircmd dirCmd DirCmd ""}
- {-directory directory Directory ""}
- {-disablecallback disableCallback DisableCallback 0 tixVerifyBoolean}
- {-filetypes fileTypes FileTypes ""}
- {-pattern pattern Pattern *}
- {-showhidden showHidden ShowHidden 0 tixVerifyBoolean}
- {-value value Value ""}
- }
- -alias {
- {-dir -directory}
- {-selection -value}
- }
-
- -default {
- {*dir.label {Directories:}}
- {*dir.editable true}
- {*dir.history true}
- {*dir*listbox.height 5}
- {*file.label Files:}
- {*file.editable true}
- {*file.history false}
- {*file*listbox.height 5}
- {*types.label {List Files of Type:}}
- {*types*listbox.height 3}
- {*TixComboBox.labelSide top}
- {*TixComboBox*Label.anchor w}
- {*dir.label.underline 0}
- {*file.label.underline 0}
- {*types.label.underline 14}
- {*TixComboBox.anchor e}
- {*TixHList.height 7}
- {*filelist*listbox.height 7}
- {*hidden.wrapLength 3c}
- {*hidden.justify left}
- }
- }
-
- proc tixExFileSelectBox:InitWidgetRec {w} {
- upvar #0 $w data
- global env
-
- tixChainMethod $w InitWidgetRec
-
- if {$data(-directory) == ""} {
- global env
-
- if {[info exists env(PWD)]} {
- set data(-directory) $env(PWD)
- } else {
- set data(-directory) [pwd]
- }
- }
- set data(oldDir) ""
- set data(flag) 0
- }
-
-
- #----------------------------------------------------------------------
- # Construct widget
- #----------------------------------------------------------------------
- proc tixExFileSelectBox:ConstructWidget {w} {
- upvar #0 $w data
-
- tixChainMethod $w ConstructWidget
-
- # listbox frame
- set lf [frame $w.lf]
-
- # The pane that contains the two listboxes
- #
- set pane [tixPanedWindow $lf.pane -orientation horizontal]
- set fpane [$pane add 1 -size 160]
- set dpane [$pane add 2 -size 160]
-
- $dpane config -relief flat
- $fpane config -relief flat
-
- # The File List Pane
- #
- set data(w:file) [tixComboBox $fpane.file\
- -command "tixExFileSelectBox:Cmd-FileCombo $w"\
- -prunehistory true \
- -options { \
- label.anchor w \
- }]
- set data(w:filelist) [tixScrolledListBox $fpane.filelist \
- -command "tixExFileSelectBox:Cmd-FileList $w 1"\
- -browsecmd "tixExFileSelectBox:Cmd-FileList $w 0"]
- pack $data(w:file) -padx 8 -pady 4 -side top -fill x
- pack $data(w:filelist) -padx 8 -pady 4 -side top -fill both -expand yes
-
- # The Directory Pane
- #
- set data(w:dir) [tixComboBox $dpane.dir \
- -command "tixExFileSelectBox:Cmd-DirCombo $w"\
- -prunehistory true \
- -options { \
- label.anchor w \
- }]
- set data(w:dirlist) [tixDirList $dpane.dirlist \
- -command "tixExFileSelectBox:Cmd-DirList $w"\
- -browsecmd "tixExFileSelectBox:Browse-DirList $w"]
- pack $data(w:dir) -padx 8 -pady 4 -side top -fill x
- pack $data(w:dirlist) -padx 8 -pady 4 -side top -fill both -expand yes
-
- # The file types listbox
- #
- set data(w:types) [tixComboBox $lf.types\
- -command "tixExFileSelectBox:Cmd-TypeCombo $w" \
- -options { \
- label.anchor w \
- }]
-
- pack $data(w:types) -padx 12 -pady 4 -side bottom -fill x -anchor w
- pack $pane -side top -padx 4 -pady 4 -expand yes -fill both
-
- # Buttons to the right
- #
- set bf [frame $w.bf]
- set data(w:ok) [button $bf.ok -text OK\
- -underline 0 -command "tixExFileSelectBox:Ok $w"]
- set data(w:cancel) [button $bf.cancel -text Cancel\
- -underline 0 -command "tixExFileSelectBox:Cancel $w"]
- set data(w:hidden) [checkbutton $bf.hidden -text "Show Hidden Files"\
- -underline 0\
- -variable [format %s(-showhidden) $w] -onvalue 1 -offvalue 0\
- -command "tixExFileSelectBox:SetShowHidden $w"]
-
- pack $data(w:ok) $data(w:cancel) $data(w:hidden)\
- -side top -fill x -padx 6 -pady 3
-
- pack $bf -side right -fill both -pady 6
- pack $lf -side left -expand yes -fill both
-
- tixDoWhenMapped $w "tixExFileSelectBox:Map $w"
-
- if {$data(-filetypes) == ""} {
- $data(w:types) config -state disabled
- }
- }
-
-
- #----------------------------------------------------------------------
- # Configuration
- #----------------------------------------------------------------------
- proc tixExFileSelectBox:config-showhidden {w value} {
- upvar #0 $w data
-
- set data(-showhidden) $value
- tixExFileSelectBox:SetShowHidden $w
- }
-
- # Update both DirList and {file list and dir combo}
- #
- #
- proc tixExFileSelectBox:config-directory {w value} {
- upvar #0 $w data
-
- if {![tixIsAbsPath $value]} {
- return $data(-directory)
- }
-
- set data(-directory) [tixFSAbsPath $value]
- tixSetSilent $data(w:dirlist) $data(-directory)
- tixSetSilent $data(w:dir) $data(-directory)
- tixWidgetDoWhenIdle tixExFileSelectBox:LoadFiles $w reload
-
- return $data(-directory)
- }
-
- proc tixExFileSelectBox:config-filetypes {w value} {
- upvar #0 $w data
-
- $data(w:types) subwidget listbox delete 0 end
-
- foreach name [array names data] {
- if [string match type,* $name] {
- catch {unset data($name)}
- }
- }
-
- if {$value == ""} {
- $data(w:types) config -state disabled
- } else {
- $data(w:types) config -state normal
-
- foreach type $value {
- $data(w:types) insert end [lindex $type 1]
- set data(type,[lindex $type 1]) [lindex $type 0]
- }
- tixSetSilent $data(w:types) ""
- }
- }
-
- #----------------------------------------------------------------------
- # MISC Methods
- #----------------------------------------------------------------------
- proc tixExFileSelectBox:SetShowHidden {w} {
- upvar #0 $w data
-
- $data(w:dirlist) config -showhidden $data(-showhidden)
-
- tixWidgetDoWhenIdle tixExFileSelectBox:LoadFiles $w reload
- }
-
- # User activates the dir combobox
- #
- #
- proc tixExFileSelectBox:Cmd-DirCombo {w args} {
- upvar #0 $w data
-
- set dir [tixEvent flag V]
- if {![tixIsAbsPath $dir]} {
- return
- }
- set dir [tixFSAbsPath $dir]
-
- if {![file isdirectory $dir]} {
- return
- }
-
- $data(w:dirlist) config -value $dir
- set data(-directory) $dir
- }
-
- # User activates the dir list
- #
- #
- proc tixExFileSelectBox:Cmd-DirList {w args} {
- upvar #0 $w data
-
- set dir $data(-directory)
- catch {
- set dir [tixEvent flag V]
- }
- set dir [tixFSAbsPath $dir]
-
- tixSetSilent $data(w:dir) $dir
- set data(-directory) $dir
-
- tixWidgetDoWhenIdle tixExFileSelectBox:LoadFiles $w noreload
- }
-
- # User activates the dir list
- #
- #
- proc tixExFileSelectBox:Browse-DirList {w args} {
- upvar #0 $w data
-
- set dir [tixEvent flag V]
- tixExFileSelectBox:Cmd-DirList $w $dir
- }
-
- proc tixExFileSelectBox:IsPattern {w string} {
- foreach char [split $string ""] {
- if {$char == "*" || $char == "?" || $char == "\{" || $char == "\[" } {
- return 1
- }
- }
- return 0
- }
-
- proc tixExFileSelectBox:Cmd-FileCombo {w value} {
- upvar #0 $w data
-
- if {[tixEvent type] == "<Return>"} {
- tixExFileSelectBox:Ok $w
- }
- }
-
- proc tixExFileSelectBox:Ok {w} {
- upvar #0 $w data
-
- set value [string trim [$data(w:file) subwidget entry get]]
- if {$value == ""} {
- set value $data(-pattern)
- }
- tixSetSilent $data(w:file) $value
-
- if [tixExFileSelectBox:IsPattern $w $value] {
- set data(-pattern) $value
- tixWidgetDoWhenIdle tixExFileSelectBox:LoadFiles $w reload
- } else {
- if [tixIsAbsPath $value] {
- set intName [tixFileIntName $value]
- } else {
- set intName [tixSubFolder [tixFileIntName $data(-directory)] \
- [tixFileIntName $value]]
- }
- set data(-value) [tixNativeName $intName]
- tixExFileSelectBox:Invoke $w
- }
- }
-
- proc tixExFileSelectBox:Cancel {w} {
- upvar #0 $w data
-
- if {$data(-dialog) != ""} {
- eval $data(-dialog) popdown
- }
- }
-
- proc tixExFileSelectBox:Invoke {w} {
- upvar #0 $w data
-
- # Save some old history
- #
- $data(w:dir) addhistory [$data(w:dir) cget -value]
- $data(w:file) addhistory $data(-pattern)
- $data(w:file) addhistory $data(-value)
- if {$data(-dialog) != ""} {
- eval $data(-dialog) popdown
- }
- if {$data(-command) != "" && !$data(-disablecallback)} {
- set bind(specs) "%V"
- set bind(%V) $data(-value)
- tixEvalCmdBinding $w $data(-command) bind $data(-value)
- }
- }
-
- proc tixExFileSelectBox:Cmd-FileList {w invoke args} {
- upvar #0 $w data
-
- set index [lindex [$data(w:filelist) subwidget listbox curselection] 0]
- if {$index == ""} {
- set index 0
- }
-
- set file [$data(w:filelist) subwidget listbox get $index]
- tixSetSilent $data(w:file) $file
-
- set data(-value) [tixNativeName [tixSubFolder \
- [tixFileIntName $data(-directory)] [tixFileIntName $file]]]
-
- if {$invoke == 1} {
- tixExFileSelectBox:Invoke $w
- } else {
- if {$data(-browsecmd) != ""} {
- tixEvalCmdBinding $w $data(-browsecmd) "" $data(-value)
- }
- }
- }
-
- proc tixExFileSelectBox:Cmd-TypeCombo {w args} {
- upvar #0 $w data
-
- set value [tixEvent flag V]
-
- if [info exists data(type,$value)] {
- set data(-pattern) $data(type,$value)
- tixSetSilent $data(w:file) $data(-pattern)
- tixWidgetDoWhenIdle tixExFileSelectBox:LoadFiles $w reload
- }
- }
-
- proc tixExFileSelectBox:LoadFiles {w flag} {
- upvar #0 $w data
-
- if {$flag != "reload" && $data(-directory) == $data(oldDir)} {
- return
- }
-
- if {![winfo ismapped [winfo toplevel $w]]} {
- tixDoWhenMapped [winfo toplevel $w] \
- "tixExFileSelectBox:LoadFiles $w $flag"
- return
- }
-
- set listbox [$data(w:filelist) subwidget listbox]
- $listbox delete 0 end
-
- set data(-value) ""
-
- tixBusy $w on [$data(w:dirlist) subwidget hlist]
-
- set intDir [tixFileIntName $data(-directory)]
- foreach name [tixListDir $intDir 0 1 0 \
- $data(-showhidden) $data(-pattern)] {
-
- $listbox insert end [tixFileDisplayName [tixSubFolder $intDir $name]]
- }
-
- if {$data(oldDir) != $data(-directory)} {
- # Otherwise if the user has already selected a file and then presses
- # "show hidden", the selection won't be wiped out.
- tixSetSilent $data(w:file) $data(-pattern)
- }
- set data(oldDir) $data(-directory)
-
- tixWidgetDoWhenIdle tixBusy $w off [$data(w:dirlist) subwidget hlist]
- }
-
- #
- # Called when thd listbox is first mapped
- proc tixExFileSelectBox:Map {w} {
- if {![winfo exists $w]} {
- return
- }
-
- upvar #0 $w data
-
- set bind(specs) "%V"
- set bind(%V) $data(-value)
- tixEvalCmdBinding $w bind \
- "tixExFileSelectBox:Cmd-DirList $w" $data(-directory)
- }
-
- #----------------------------------------------------------------------
- # Public commands
- #
- #----------------------------------------------------------------------
- proc tixExFileSelectBox:invoke {w} {
- tixExFileSelectBox:Invoke $w
- }
-
- proc tixExFileSelectBox:filter {w} {
- tixExFileSelectBox:LoadFiles $w reload
- }
-
-