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Direktori : /lib64/tcl8.6/Tix8.4.3/ |
Current File : //lib64/tcl8.6/Tix8.4.3/FileEnt.tcl |
# -*- mode: TCL; fill-column: 75; tab-width: 8; coding: iso-latin-1-unix -*- # # $Id: FileEnt.tcl,v 1.7 2004/03/28 02:44:57 hobbs Exp $ # # FileEnt.tcl -- # # TixFileEntry Widget: an entry box for entering filenames. # # Copyright (c) 1993-1999 Ioi Kim Lam. # Copyright (c) 2000-2001 Tix Project Group. # Copyright (c) 2004 ActiveState # # See the file "license.terms" for information on usage and redistribution # of this file, and for a DISCLAIMER OF ALL WARRANTIES. # tixWidgetClass tixFileEntry { -classname TixFileEntry -superclass tixLabelWidget -method { invoke filedialog update } -flag { -activatecmd -command -dialogtype -disablecallback -disabledforeground -filebitmap -selectmode -state -validatecmd -value -variable } -forcecall { -variable } -static { -filebitmap } -configspec { {-activatecmd activateCmd ActivateCmd ""} {-command command Command ""} {-dialogtype dialogType DialogType ""} {-disablecallback disableCallback DisableCallback 0 tixVerifyBoolean} {-disabledforeground disabledForeground DisabledForeground #303030} {-filebitmap fileBitmap FileBitmap ""} {-selectmode selectMode SelectMode normal} {-state state State normal} {-validatecmd validateCmd ValidateCmd ""} {-value value Value ""} {-variable variable Variable ""} } -default { {*frame.borderWidth 2} {*frame.relief sunken} {*Button.highlightThickness 0} {*Entry.highlightThickness 0} {*Entry.borderWidth 0} } } proc tixFileEntry:InitWidgetRec {w} { upvar #0 $w data tixChainMethod $w InitWidgetRec set data(varInited) 0 if {$data(-filebitmap) eq ""} { set data(-filebitmap) [tix getbitmap openfile] } } proc tixFileEntry:ConstructFramedWidget {w frame} { upvar #0 $w data tixChainMethod $w ConstructFramedWidget $frame set data(w:entry) [entry $frame.entry] set data(w:button) [button $frame.button -bitmap $data(-filebitmap) \ -takefocus 0] set data(entryfg) [$data(w:entry) cget -fg] pack $data(w:button) -side right -fill both pack $data(w:entry) -side left -expand yes -fill both } proc tixFileEntry:SetBindings {w} { upvar #0 $w data tixChainMethod $w SetBindings $data(w:button) config -command [list tixFileEntry:OpenFile $w] tixSetMegaWidget $data(w:entry) $w # If user press <return>, verify the value and call the -command # bind $data(w:entry) <Return> [list tixFileEntry:invoke $w] bind $data(w:entry) <KeyPress> { if {[set [tixGetMegaWidget %W](-selectmode)] eq "immediate"} { tixFileEntry:invoke [tixGetMegaWidget %W] } } bind $data(w:entry) <FocusOut> { if {"%d" eq "NotifyNonlinear" || "%d" eq "NotifyNonlinearVirtual"} { tixFileEntry:invoke [tixGetMegaWidget %W] } } bind $w <FocusIn> [list focus $data(w:entry)] } #---------------------------------------------------------------------- # CONFIG OPTIONS #---------------------------------------------------------------------- proc tixFileEntry:config-state {w value} { upvar #0 $w data if {$value eq "normal"} { $data(w:button) config -state $value $data(w:entry) config -state $value -fg $data(entryfg) catch {$data(w:label) config -fg $data(entryfg)} } else { $data(w:button) config -state $value $data(w:entry) config -state $value -fg $data(-disabledforeground) catch {$data(w:label) config -fg $data(-disabledforeground)} } return "" } proc tixFileEntry:config-value {w value} { tixFileEntry:SetValue $w $value } proc tixFileEntry:config-variable {w arg} { upvar #0 $w data if {[tixVariable:ConfigVariable $w $arg]} { # The value of data(-value) is changed if tixVariable:ConfigVariable # returns true tixFileEntry:SetValue $w $data(-value) } catch { unset data(varInited) } set data(-variable) $arg } #---------------------------------------------------------------------- # User Commands #---------------------------------------------------------------------- proc tixFileEntry:invoke {w} { upvar #0 $w data if {![catch {$data(w:entry) index sel.first}]} { # THIS ENTRY OWNS SELECTION --> TURN IT OFF # $data(w:entry) select from end $data(w:entry) select to end } tixFileEntry:SetValue $w [$data(w:entry) get] } proc tixFileEntry:filedialog {w args} { upvar #0 $w data if {[llength $args]} { return [eval [tix filedialog $data(-dialogtype)] $args] } else { return [tix filedialog $data(-dialogtype)] } } proc tixFileEntry:update {w} { upvar #0 $w data if {[$data(w:entry) get] ne $data(-value)} { tixFileEntry:invoke $w } } #---------------------------------------------------------------------- # Internal Commands #---------------------------------------------------------------------- proc tixFileEntry:OpenFile {w} { upvar #0 $w data if {$data(-activatecmd) != ""} { uplevel #0 $data(-activatecmd) } switch -- $data(-dialogtype) tk_chooseDirectory { set args [list -parent [winfo toplevel $w]] if {[set initial $data(-value)] != ""} { lappend args -initialdir $data(value) } set retval [eval [linsert $args 0 tk_chooseDirectory]] if {$retval != ""} {tixFileEntry:SetValue $w [tixFSNative $retval]} } tk_getOpenFile - tk_getSaveFile { set args [list -parent [winfo toplevel $w]] if {[set initial [$data(w:entry) get]] != ""} { switch -glob -- $initial *.py { set types [list {"Python Files" {.py .pyw}} {"All Files" *}] } *.txt { set types [list {"Text Files" .txt} {"All Files" *}] } *.tcl { set types [list {"Tcl Files" .tcl} {"All Files" *}] } * - default { set types [list {"All Files" *}] } if {[file isfile $initial]} { lappend args -initialdir [file dir $initial] \ -initialfile $initial } elseif {[file isdir $initial]} { lappend args -initialdir $initial } } else { set types [list {"All Files" *}] } lappend args -filetypes $types set retval [eval $data(-dialogtype) $args] if {$retval != ""} {tixFileEntry:SetValue $w [tixFSNative $retval]} } default { set filedlg [tix filedialog $data(-dialogtype)] $filedlg config -parent [winfo toplevel $w] \ -command [list tixFileEntry:FileDlgCallback $w] focus $data(w:entry) $filedlg popup } } proc tixFileEntry:FileDlgCallback {w args} { set filename [tixEvent flag V] tixFileEntry:SetValue $w $filename } proc tixFileEntry:SetValue {w value} { upvar #0 $w data if {[llength $data(-validatecmd)]} { set value [tixEvalCmdBinding $w $data(-validatecmd) "" $value] } if {$data(-state) eq "normal"} { $data(w:entry) delete 0 end $data(w:entry) insert 0 $value $data(w:entry) xview end } set data(-value) $value tixVariable:UpdateVariable $w if {[llength $data(-command)] && !$data(-disablecallback)} { if {![info exists data(varInited)]} { set bind(specs) "" tixEvalCmdBinding $w $data(-command) bind $value } } } proc tixFileEntry:Destructor {w} { upvar #0 $w data tixUnsetMegaWidget $data(w:entry) tixVariable:DeleteVariable $w # Chain this to the superclass # tixChainMethod $w Destructor }