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apavebase.tcl
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###########################################################
# Name: apavebase.tcl
# Author: Alex Plotnikov (aplsimple@gmail.com)
# Date: 12/09/2021
# Brief: Handles APaveBase class, sort of geometry manager.
# License: MIT.
###########################################################
# ________________________ TCLLIBPATH _________________________ #
# use TCLLIBPATH variable (some tclkits don't see it)
catch {
foreach _ [lreverse $::env(TCLLIBPATH)] {
set _ [file normalize $_]
if {[lsearch -exact $::auto_path $_]<0 && [file exists $_]} {
set ::auto_path [linsert $::auto_path 0 $_]
}
}
}
unset -nocomplain _
# _____ Remove installed subpackages of apave _____ #
foreach _ {baltip bartabs hl_tcl} {
catch {package forget $_}
catch {namespace delete ::$_}
}
unset -nocomplain _
# ________________________ apave NS _________________________ #
namespace eval ::apave {
variable SRCDIR [file normalize [file dirname [info script]]]
## ________________________ apave variables _________________________ ##
variable ISBALTIP yes
variable cursorwidth 1
variable apaveDir [file dirname [info script]]
variable _AP_ICO { none folder OpenFile SaveFile saveall print font color \
date help home misc terminal run tools file find replace other view \
categories actions config pin cut copy paste plus minus add delete \
change diagram box trash double more undo redo up down previous next \
previous2 next2 upload download tag tagoff tree lock light restricted \
attach share mail www map umbrella gulls sound heart clock people info \
err warn ques retry yes no ok cancel exit }
variable _AP_IMG; array set _AP_IMG [list]
variable _AP_VARS; array set _AP_VARS [list]
set _AP_VARS(APPICON) {}
set _AP_VARS(.,MODALS) 0
set _AP_VARS(WPAVE) {}
set _AP_VARS(TIMW) [list]
set _AP_VARS(LINKFONT) [list -underline 1]
set _AP_VARS(INDENT) " "
set _AP_VARS(KEY,F3) F3
set _AP_VARS(KEY,CtrlA) [list Control-A Control-a]
set _AP_VARS(KEY,CtrlD) [list Control-D Control-d]
set _AP_VARS(KEY,CtrlY) [list Control-Y Control-y]
set _AP_VARS(KEY,CtrlT) [list Control-T Control-t]
set _AP_VARS(KEY,CtrlB) [list Control-B Control-b]
set _AP_VARS(KEY,CtrlE) [list Control-E Control-e]
set _AP_VARS(KEY,AltQ) [list Alt-Q Alt-q]
set _AP_VARS(KEY,AltW) [list Alt-W Alt-w]
variable _AP_VISITED; array set _AP_VISITED [list]
set _AP_VISITED(ALL) [list]
variable UFF "\uFFFF"
variable MC_NS {} FOCUSED {}
## _ default options & attributes of widgets _ ##
variable _Defaults [dict create \
bts {{} {}} \
but {{} {}} \
buT {{} {-width -20 -pady 1}} \
btT {{} {-width -20 -pady 1 -relief flat -overrelief raised -highlightthickness 0 -takefocus 0}} \
can {{} {}} \
chb {{} {}} \
swi {{} {}} \
chB {{} {-relief sunken -padx 6 -pady 2}} \
cbx {{} {}} \
fco {{} {}} \
ent {{} {}} \
enT {{} {-insertwidth $::apave::cursorwidth -insertofftime 250 -insertontime 750}} \
fil {{} {}} \
fis {{} {}} \
dir {{} {}} \
fon {{} {}} \
clr {{} {}} \
dat {{} {}} \
fiL {{} {}} \
fiS {{} {}} \
diR {{} {}} \
foN {{} {}} \
clR {{} {}} \
daT {{} {}} \
sta {{} {}} \
too {{} {}} \
fra {{} {-takefocus 0}} \
frA {{} {-takefocus 0}} \
ftx {{} {}} \
gut {{} {-width 0 -highlightthickness 1}} \
lab {{-sticky w} {-takefocus 0}} \
laB {{-sticky w} {-takefocus 0}} \
lfr {{} {-takefocus 0}} \
lfR {{} {-relief groove -takefocus 0}} \
lbx {{} {-activestyle none -exportselection 0 -selectmode browse}} \
flb {{} {}} \
meb {{} {}} \
meB {{} {}} \
nbk {{} {}} \
opc {{} {}} \
pan {{} {}} \
pro {{} {}} \
rad {{} {}} \
raD {{} {-padx 6 -pady 2}} \
sca {{} {-orient horizontal -takefocus 0}} \
scA {{} {-orient horizontal -takefocus 0}} \
sbh {{-sticky ew} {-orient horizontal -takefocus 0}} \
sbH {{-sticky ew} {-orient horizontal -takefocus 0}} \
sbv {{-sticky ns} {-orient vertical -takefocus 0}} \
sbV {{-sticky ns} {-orient vertical -takefocus 0}} \
scf {{} {}} \
seh {{-sticky ew} {-orient horizontal -takefocus 0}} \
sev {{-sticky ns} {-orient vertical -takefocus 0}} \
siz {{} {-takefocus 0}} \
spx {{} {}} \
spX {{} {}} \
tbl {{} {-selectborderwidth 1 -highlightthickness 2 \
-labelcommand tablelist::sortByColumn -stretch all \
-showseparators 1}} \
tex {{} {-undo 1 -maxundo 0 -highlightthickness 2 -insertofftime 250 -insertontime 750 -insertwidth $::apave::cursorwidth -wrap word -selborderwidth 1 -exportselection 0}} \
tre {{} {-selectmode browse}} \
h_ {{-sticky ew -csz 3 -padx 3} {}} \
v_ {{-sticky ns -rsz 3 -pady 3} {}}]
## _______________________ Helpers _____________________ ##
proc WindowStatus {w name {val ""} {defval ""}} {
# Sets/gets a status of window. The status is a value assigned to a name.
# w - window's path
# name - name of status
# val - if blank, to get a value of status; otherwise a value to set
# defval - default value (actual if the status not set beforehand)
# Returns a value of status.
# See also: IntStatus
variable _AP_VARS
if {$val eq {}} { ;# getting
if {[info exist _AP_VARS($w,$name)]} {
return $_AP_VARS($w,$name)
}
return $defval
}
set _AP_VARS($w,$name) $val ;# setting
}
#_______________________
proc mainWindowOfApp {{win ""}} {
# Sets/gets a main window of application.
# win - window's path
# This should be run at application start, before opening any window.
WindowStatus . MAIN_WINDOW_OF_APP $win
}
#_______________________
proc IntStatus {w {name "status"} {val ""}} {
# Sets/gets a status of window. The status is an integer assigned to a name.
# w - window's path
# name - name of status
# val - if blank, to get a value of status; otherwise a value to set
# Default value of status is 0.
# Returns an old value of status.
# See also: WindowStatus
set old [WindowStatus $w $name {} 0]
if {$val ne {}} {WindowStatus $w $name $val 1}
return $old
}
#_______________________
proc iconImage {{icon ""} {iconset "small"} {doit no}} {
# Gets a defined icon's image or list of icons.
# If *icon* equals to "-init", initializes apave's icon set.
# icon - icon's name
# iconset - one of small/middle/large
# doit - force the initialization
# Returns the icon's image or, if *icon* is blank, a list of icons
# available in *apave*.
variable _AP_IMG
variable _AP_ICO
if {$icon eq {}} {return $_AP_ICO}
; proc imagename {icon} { # Get a defined icon's image name
return _AP_IMG(img$icon)
}
variable apaveDir
if {![array size _AP_IMG] || $doit} {
# Make images of icons
source [file join $apaveDir apaveimg.tcl]
if {$iconset ne "small"} {
foreach ic $_AP_ICO { ;# small icons best fit for menus
set _AP_IMG($ic-small) [set _AP_IMG($ic)]
}
if {$iconset eq "middle"} {
source [file join $apaveDir apaveimg2.tcl]
} else {
source [file join $apaveDir apaveimg2.tcl] ;# TODO
}
}
foreach ic $_AP_ICO {
if {[catch {image create photo [imagename $ic] -data [set _AP_IMG($ic)]}]} {
# some png issues on old Tk
image create photo [imagename $ic] -data [set _AP_IMG(none)]
} elseif {$iconset ne "small"} {
image create photo [imagename $ic-small] -data [set _AP_IMG($ic-small)]
}
}
}
if {$icon eq "-init"} {return $_AP_ICO} ;# just to get to icons
if {$icon ni $_AP_ICO} {set icon [lindex $_AP_ICO 0]}
if {$iconset eq "small" && "_AP_IMG(img$icon-small)" in [image names]} {
set icon $icon-small
}
return [imagename $icon]
}
#_______________________
proc iconData {{icon "info"} {iconset ""}} {
# Gets an icon's data.
# icon - icon's name
# iconset - one of small/middle/large
# Returns data of the icon.
variable _AP_IMG
iconImage -init
if {$iconset ne {} && "_AP_IMG(img$icon-$iconset)" in [image names]} {
return [set _AP_IMG($icon-$iconset)]
}
set _AP_IMG($icon)
}
#_______________________
proc setAppIcon {win {winicon ""}} {
# Sets application's icon.
# win - path to a window of application
# winicon - data of icon
# The *winicon* may be a contents of variable (as supposed by default) or
# a file's name containing th image data.
# If it fails to find an image in either, no icon is set.
variable _AP_VARS
set _AP_VARS(APPICON) {}
if {$winicon ne {}} {
if {[catch {set _AP_VARS(APPICON) [image create photo -data $winicon]}]} {
catch {set _AP_VARS(APPICON) [image create photo -file $winicon]}
}
}
if {$_AP_VARS(APPICON) ne {}} {wm iconphoto $win -default $_AP_VARS(APPICON)}
}
#_______________________
proc getAppIcon {} {
# Gets application's icon.
variable _AP_VARS
return $_AP_VARS(APPICON)
}
#_______________________
proc precedeWidgetName {widname prename} {
# Adds a preceding name to a tail name of widget.
# widname - widget's full name
# prename - preceding name
# Useful at getting a entry/button name of chooser.
# Example:
# set wentry [::apave::precedeWidgetName [$pobj DirToChoose] ent]
# See also: APaveBase::Replace_chooser
set p [string last . $widname]
set res [string range $widname 0 $p]
append res $prename [string range $widname $p+1 end]
return $res
}
#_______________________
proc defaultAttrs {{type ""} {opts ""} {atrs ""} {widget ""}} {
# Sets, gets or registers default options and attributes for widget type.
# type - widget type
# opts - new default grid/pack options
# atrs - new default attributes
# widget - Tcl/Tk command for the new registered widget type
# See also: APaveBase::defaultATTRS
obj defaultATTRS $type $opts $atrs $widget
}
#_______________________
proc focusApp {{win ""}} {
# Saves (if *win* is set) or restores app's focus.
# win - focused window's path
# In some DE, if app loses focus, restoring it
# focuses main window, ignores modal toplevel, locks keyboard.
# focusApp tries to focus on last modal window.
variable FOCUSED
if {$win ne {}} {
setProperty FOCW_$win [focus]
return
}
catch {
if {[set foc [focus]] ne {}} {
set foc [winfo toplevel $foc]
set modal 0
foreach fw $FOCUSED {
if {$fw eq $foc} {set modal 1; break}
}
# if non-modal is currently focused, let it be so
if {!$modal} {
if {[focus] eq $foc} {catch {focus [getProperty FOCW_$foc]}}
return
}
}
# find and focus last open modal
for {set i [llength $FOCUSED]} {$i} {} {
set fw [lindex $FOCUSED [incr i -1]]
if {[winfo exists $fw]} {
if {$fw ne $foc} {
focus -force $fw
catch {focus [getProperty FOCW_$fw]}
}
break
}
set FOCUSED [lreplace $FOCUSED $i $i]
}
}
}
## _______________________ Text little procs _________________________ ##
proc eventOnText {w ev} {
# Generates an event on a text, saving its current index in hl_tcl.
# w - text widget's path
# ev - event
# The hl_tcl needs to call MemPos before any action changing the text.
catch {::hl_tcl::my::MemPos $w}
if {[catch {$w tag ranges sel} sels]} {set sels [list]}
switch -exact -- $ev {
<<Cut>> - <<Copy>> {
if {[set llen [expr {[llength $sels]-1}]] < 2} return
# multiple ranges of selection:
# first, copy all selections to clipboard
clipboard clear -displayof $w
foreach {pos1 pos2} $sels {
clipboard append -displayof $w [$w get $pos1 $pos2]
}
if {$ev eq {<<Cut>>}} {
# for Cut event: delete all selections
for {set i $llen} {$i>0} {incr i -2} {
set pos1 [lindex $sels $i-1]
set pos2 [lindex $sels $i]
$w delete $pos1 $pos2
}
}
return -code break
}
default {
event generate $w $ev
}
}
}
#_______________________
proc getTextHotkeys {key} {
# Gets upper & lower keys for a hot key.
# key - the hot key
variable _AP_VARS
if {![info exist _AP_VARS(KEY,$key)]} {return [list]}
set keys $_AP_VARS(KEY,$key)
if {[llength $keys]==1} {
if {[set i [string last - $keys]]>0} {
set lt [string range $keys $i+1 end]
if {[string length $lt]==1} { ;# for lower case of letters
set keys "[string range $keys 0 $i][string toupper $lt]"
lappend keys "[string range $keys 0 $i][string tolower $lt]"
}
}
}
return $keys
}
#_______________________
proc setTextHotkeys {key value} {
# Sets new key combinations for some operations on text widgets.
# key - ctrlD for "double selection", ctrlY for "delete line" operation
# value - list of new key combinations
variable _AP_VARS
set _AP_VARS(KEY,$key) $value
}
#_______________________
proc setTextIndent {len {padchar { }}} {
# Sets an indenting for text widgets.
# len - length of indenting
# padchar - indenting character
variable _AP_VARS
if {$padchar ne "\t"} {set padchar { }}
set _AP_VARS(INDENT) [string repeat $padchar $len]
}
## ________________________ EONS ::apave _________________________ ##
}
# ________________________ source *.tcl _________________________ #
# Let the *.tcl be sourced here just to ensure
# that apave's stuff available for them and vice versa.
source [file join $::apave::apaveDir obbit.tcl]
# ________________________ APaveBase oo::class _________________________ #
oo::class create ::apave::APaveBase {
mixin ::apave::ObjectTheming
variable PV Moveall Initialcolor Modalwin Fgbut Bgbut Fgtxt Bgtxt Prepost Widgetopts Edge
constructor {{cs -2} args} {
# Creates APaveBase object.
# cs - color scheme (CS)
# args - additional arguments
# If cs>-2, the appropriate CS is set for the created APaveBase object.
# Makes few procedures in the object's namespace to access from
# event handlers:
# - ListboxHandle
# - ListboxSelect
# - WinResize
# This trick with *proc* inside an object is discussed at
# [proc-in-tcl-ooclass](https://stackoverflow.com/questions/54804964/proc-in-tcl-ooclass)
# keep the 'important' data of Pave object in array
array set PV [list]
set Moveall 1
set Initialcolor {}
set Modalwin .
set Fgbut [ttk::style lookup TButton -foreground]; if {$Fgbut eq {}} {set Fgbut #000000}
set Bgbut [ttk::style lookup TButton -background]; if {$Bgbut eq {}} {set Bgbut #d9d9d9}
set Fgtxt [ttk::style lookup TEntry -foreground] ; if {$Fgtxt eq {}} {set Fgtxt #000000}
set Prepost [list]
set Widgetopts [list]
set Edge @@
if {$Fgtxt in {black #000000}} {
set Bgtxt white
} else {
set Bgtxt [ttk::style lookup TEntry -background]
}
# set/reset a color scheme if it is/was requested
if {$cs>=-1} {my csSet $cs} {my initTooltip}
# object's procedures
; proc ListboxHandle {W offset maxChars} {
set list {}
foreach index [$W curselection] { lappend list [$W get $index] }
set text [join $list \n]
return [string range $text $offset [expr {$offset+$maxChars-1}]]
}
; proc ListboxSelect {W} {
# This code had been taken from Tcl's wiki:
# https://wiki.tcl-lang.org/page/listbox+selection
selection clear -displayof $W
selection own -command {} $W
selection handle -type UTF8_STRING \
$W [list [namespace current]::ListboxHandle $W]
selection handle \
$W [list [namespace current]::ListboxHandle $W]
return
}
; proc WinResize {win} {
# Restricts the window's sizes (thus fixing Tk's issue with a menubar)
# win - path to a window to be of restricted sizes
if {[$win cget -menu] ne {}} {
lassign [::apave::splitGeometry [wm geometry $win]] w h
lassign [wm minsize $win] wmin hmin
if {$w<$wmin && $h<$hmin} {
set corrgeom ${wmin}x$hmin
} elseif {$w<$wmin} {
set corrgeom ${wmin}x$h
} elseif {$h<$hmin} {
set corrgeom ${w}x$hmin
} else {
return
}
wm geometry $win $corrgeom
}
return
}
# the end of APaveBase constructor
if {[llength [self next]]} { next {*}$args }
return
}
destructor {
# Clears variables used in the object.
array unset PV *
if {[llength [self next]]} next
}
## _______________________ Methods to be redefined ____________________ ##
method themePopup {mnu} {
# Applies a color scheme to a popup menu.
# mnu - name of popup menu
# The method is to be redefined in descendants/mixins.
}
method NonTtkTheme {win} {
# Applies a current color scheme for non-ttk widgets.
# win - path to a window to be colored.
# Method to be redefined in descendants/mixins.
}
method NonTtkStyle {typ {dsbl 0}} {
# Gets a style for non-ttk widgets.
# typ - the type of widget (in apave terms, i.e. but, buT etc.)
# dsbl - a mode to get style of disabled (1) or readonly (2) widgets
# See also: widgetType
# Method to be redefined in descendants/mixins.
}
## _______________________ Helpers for APaveBase ________________________ ##
method paveoptionValue {opt} {
# Gets an option's value.
# opt - option's name
# Returns a value for options like "Moveall".
if {$opt in [info object vars [self]]} {
variable $opt
return [set $opt]
}
return {}
}
#_______________________
method checkXY {w h x y} {
# Checks the coordinates of window (against the screen).
# w - width of window
# h - height of window
# x - window's X coordinate
# y - window's Y coordinate
# Returns new coordinates in +X+Y form.
# check for left/right edge of screen (accounting decors)
set scrw [expr {[winfo vrootwidth .] - 12}]
set scrh [expr {[winfo vrootheight .] - 36}]
if {($x + $w) > $scrw } {
set x [expr {$scrw - $w}]
}
if {($y + $h) > $scrh } {
set y [expr {$scrh - $h}]
}
if {![string match -* $x]} {set x +[string trimleft $x +]}
if {![string match -* $y]} {set y +[string trimleft $y +]}
return $x$y
}
#_______________________
method CenteredXY {rw rh rx ry w h} {
# Gets the coordinates of centered window (against its parent).
# rw - parent's width
# rh - parent's height
# rx - parent's X coordinate
# ry - parent's Y coordinate
# w - width of window to be centered
# h - height of window to be centered
# Returns centered coordinates in +X+Y form.
set x [expr {max(0, $rx + ($rw - $w) / 2)}]
set y [expr {max(0,$ry + ($rh - $h) / 2)}]
my checkXY $w $h $x $y
}
#_______________________
method ownWName {name} {
# Gets a tail (last part) of widget's name
# name - name (path) of the widget
lindex [split $name .] end
}
#_______________________
method parentWName {name} {
# Gets parent name of widget.
# name - name (path) of the widget
string range $name 0 [string last . $name]-1
}
#_______________________
method iconA {icon {iconset small} {cmpd left}} {
# Gets icon attributes for buttons, menus etc.
# icon - name of icon
# iconset - one of small/middle/large
# cmpd - value of -compound option
# The *iconset* is "small" for menus (recommended and default).
return "-image [::apave::iconImage $icon $iconset] -compound $cmpd"
}
#_______________________
method configure {args} {
# Configures the apave object (all of options may be changed).
# args - list of pairs name/value of options
# Example:
# pobj configure edge "@@"
foreach {optnam optval} $args {set $optnam $optval}
}
#_______________________
method ExpandOptions {options} {
# Expands shortened options.
set options [string map {
{ -st } { -sticky }
{ -com } { -command }
{ -t } { -text }
{ -w } { -width }
{ -h } { -height }
{ -var } { -variable }
{ -tvar } { -textvariable }
{ -lvar } { -listvariable }
{ -ro } { -readonly }
} " $options"]
return $options
}
#_______________________
method AddButtonIcon {w attrsName} {
# Gets the button's icon based on its text and name (e.g. butOK) and
# appends it to the attributes of button.
# w - button's name
# attrsName - name of variable containing attributes of the button
upvar 1 $attrsName attrs
set com [::apave::getOption -com {*}$attrs]
if {[string is integer -strict $com]} { ;# returned integer result
::apave::extractOptions attrs -com {}
append attrs " -com {[self] res {[my pavedPath]} $com}"
}
if {[::apave::getOption -image {*}$attrs] ne {}} return
set txt [::apave::getOption -t {*}$attrs]
if {$txt eq {}} { set txt [::apave::getOption -text {*}$attrs] }
set im {}
set icolist [list {exit abort} {exit close} \
{SaveFile save} {OpenFile open}]
# ok, yes, cancel, apply buttons should be at the end of list
# as their texts can be renamed (e.g. "Help" in e_menu's "About")
lappend icolist {*}[::apave::iconImage] {yes apply}
foreach icon $icolist {
lassign $icon ic1 ic2
# text of button is of highest priority at defining its icon
if {[string match -nocase $ic1 $txt] || \
[string match -nocase b*t$ic1 $w] || ($ic2 ne {} && ( \
[string match -nocase b*t$ic2 $w] || [string match -nocase $ic2 $txt]))} {
if {[string match -nocase btT* $w]} {
set cmpd none
} else {
set cmpd left
}
append attrs " [my iconA $ic1 small $cmpd]"
break
}
}
}
#_______________________
method ListboxesAttrs {w attrs} {
# Appends selection attributes to listboxes.
# Details:
# 1. https://wiki.tcl-lang.org/page/listbox+selection
# 2. https://stackoverflow.com, the question:
# the-tablelist-curselection-goes-at-calling-the-directory-dialog
if {{-exportselection} ni $attrs} {
append attrs " -ListboxSel $w -selectmode extended -exportselection 0"
}
return $attrs
}
#_______________________
method getWidChildren {wid treeName {init yes}} {
# Gets children of a widget.
# wid - widget's path
# treeName - name of variable to hold the result.
upvar $treeName tree
if {$init} {set tree [list]}
foreach ch [winfo children $wid] {
lappend tree $ch
my getWidChildren $ch $treeName no
}
}
#_______________________
method findWidPath {wid {mode exact} {visible yes}} {
# Searches a widget's path among the active widgets.
# w - widget name, set partially e.g. "wid" instead of ".win.wid"
# mode - if "exact", searches *.wid; if "globe", searches *wid*
# Returns the widget's full path or "" if the widget isn't active.
my getWidChildren . tree
if {$mode eq {exact}} {
set i [lsearch -glob $tree "*.$wid"]
} else {
set i [lsearch -glob $tree "*$wid*"]
}
if {$i>-1} {return [lindex $tree $i]}
return {}
}
## _______________________ File content widget _______________________ ##
method FCfieldAttrs {wnamefull attrs varopt} {
# Fills the non-standard attributes of file content widget.
# wnamefull - a widget name
# attrs - a list of all attributes
# varopt - a variable option
# The *varopt* refers to a variable part such as tvar, lvar:
# * -inpval option means an initial value of the field
# * -retpos option has p1:p2 format (e.g. 0:10) to cut a substring \
from a returned value
# Returns *attrs* without -inpval and -retpos options.
lassign [::apave::parseOptions $attrs $varopt {} -retpos {} -inpval {}] \
vn rp iv
if {[string first {-state disabled} $attrs]<0 && $vn ne {}} {
set all {}
if {$varopt eq {-lvar}} {
lassign [::apave::extractOptions attrs -values {} -ALL 0] iv a
if {[string is boolean -strict $a] && $a} {set all ALL}
lappend Widgetopts "-lbxname$all $wnamefull $vn"
}
if {$rp ne {}} {
if {$all ne {}} {set rp 0:end}
lappend Widgetopts "-retpos $wnamefull $vn $rp"
}
}
if {$iv ne {}} { set $vn $iv }
return [::apave::removeOptions $attrs -retpos -inpval]
}
#_______________________
method FCfieldValues {wnamefull attrs} {
# Fills the file content widget's values.
# wnamefull - name (path) of fco widget
# attrs - attributes of the widget
; proc readFCO {fname} {
# Reads a file's content.
# Returns a list of (non-empty) lines of the file.
if {$fname eq {}} {
set retval {{}}
} else {
set retval {}
foreach ln [::apave::textsplit [::apave::readTextFile $fname {} 1]] {
# probably, it's bad idea to have braces in the file of contents
set ln [string map [list \\ \\\\ \{ \\\{ \} \\\}] $ln]
if {$ln ne {}} {lappend retval $ln}
}
}
return $retval
}
; proc contFCO {fline opts edge args} {
# Given a file's line and options,
# cuts a substring from the line.
lassign [::apave::parseOptionsFile 1 $opts {*}$args] opts
lassign $opts - - - div1 - div2 - pos - len - RE - ret
set ldv1 [string length $div1]
set ldv2 [string length $div2]
set i1 [expr {[string first $div1 $fline]+$ldv1}]
set i2 [expr {[string first $div2 $fline]-1}]
set filterfile yes
if {$ldv1 && $ldv2} {
if {$i1<0 || $i2<0} {return $edge}
set retval [string range $fline $i1 $i2]
} elseif {$ldv1} {
if {$i1<0} {return $edge}
set retval [string range $fline $i1 end]
} elseif {$ldv2} {
if {$i2<0} {return $edge}
set retval [string range $fline 0 $i2]
} elseif {$pos ne {} && $len ne {}} {
set retval [string range $fline $pos $pos+[incr len -1]]
} elseif {$pos ne {}} {
set retval [string range $fline $pos end]
} elseif {$len ne {}} {
set retval [string range $fline 0 $len-1]
} elseif {$RE ne {}} {
set retval [regexp -inline $RE $fline]
if {[llength $retval]>1} {
foreach r [lrange $retval 1 end] {append retval_tmp $r}
set retval $retval_tmp
} else {
set retval [lindex $retval 0]
}
} else {
set retval $fline
set filterfile no
}
if {$retval eq {} && $filterfile} {return $edge}
set retval [string map [list "\}" "\\\}" "\{" "\\\{"] $retval]
return [list $retval $ret]
}
set edge $Edge
set ldv1 [string length $edge]
set filecontents {}
set optionlists {}
set tplvalues {}
set retpos {}
set values [::apave::getOption -values {*}$attrs]
if {[string first $edge $values]<0} { ;# if 1 file, edge
set values "$edge$values$edge" ;# may be omitted
}
# get: files' contents, files' options, template line
set lopts {-list {} -div1 {} -div2 {} -pos {} -len {} -RE {} -ret 0}
while {1} {
set i1 [string first $edge $values]
set i2 [string first $edge $values $i1+1]
if {$i1>=0 && $i2>=0} {
incr i1 $ldv1
append tplvalues [string range $values 0 $i1-1]
set fdata [string range $values $i1 $i2-1]
lassign [::apave::parseOptionsFile 1 $fdata {*}$lopts] fopts fname
lappend filecontents [readFCO $fname]
lappend optionlists $fopts
set values [string range $values $i2+$ldv1 end]
} else {
append tplvalues $values
break
}
}
# fill the combobox lines, using files' contents and options
if {[set leno [llength $optionlists]]} {
set newvalues {}
set ilin 0
lassign $filecontents firstFCO
foreach fline $firstFCO { ;# lines of first file for a base
set line {}
set tplline $tplvalues
for {set io 0} {$io<$leno} {incr io} {
set opts [lindex $optionlists $io]
if {$ilin==0} { ;# 1st cycle: add items from -list option
lassign $opts - list1 ;# -list option goes first
if {[llength $list1]} {
foreach l1 $list1 {append newvalues "\{$l1\} "}
lappend Widgetopts "-list $wnamefull [list $list1]"
}
}
set i1 [string first $edge $tplline]
if {$i1>=0} {
lassign [contFCO $fline $opts $edge {*}$lopts] retline ret
if {$ret ne "0" && $retline ne $edge && \
[string first $edge $line]<0} {
set p1 [expr {[string length $line]+$i1}]
if {$io<($leno-1)} {
set p2 [expr {$p1+[string length $retline]-1}]
} else {
set p2 end
}
set retpos "-retpos $p1:$p2"
}
append line [string range $tplline 0 $i1-1] $retline
set tplline [string range $tplline $i1+$ldv1 end]
} else {
break
}
set fline [lindex [lindex $filecontents $io+1] $ilin]
}
if {[string first $edge $line]<0} {
# put only valid lines into the list of values
append newvalues "\{$line$tplline\} "
}
incr ilin
}
# replace old 'values' attribute with the new 'values'
lassign [::apave::parseOptionsFile 2 $attrs -values \
[string trimright $newvalues]] attrs
}
return "$attrs $retpos"
}
## _______________________ Timeout button _______________________ ##
method timeoutButton {w tmo lbl {lbltext ""}} {
# Invokes a button's action after a timeout.
# w - button's path
# tmo - timeout in sec.
# lbl - label widget, where seconds to wait are displayed
# lbltext - original text of label
if {$tmo>0} {
catch {set lbl [my $lbl]}
if {[winfo exist $lbl]} {
if {$lbltext eq {}} {
set lbltext [$lbl cget -text]
lappend ::apave::_AP_VARS(TIMW) $w
}
$lbl configure -text "$lbltext $tmo sec. "
}
incr tmo -1
after 1000 [list if "\[info commands [self]\] ne {}" \
"[self] checkTimeoutButton $w $tmo $lbl {$lbltext}"]
return
}
if {[winfo exist $w]} {$w invoke}
}
#_______________________
method checkTimeoutButton {w tmo lbl {lbltext ""}} {
# Checks if the timeout button is alive & focused; if not, cancels the timeout.
# w - button's path
# tmo - timeout in sec.
# lbl - label widget, where seconds to wait are displayed
# lbltext - original text of label
if {[winfo exists $lbl]} {
if {[focus] in [list $w {}]} {
if {$w in $::apave::_AP_VARS(TIMW)} {
my timeoutButton $w $tmo $lbl $lbltext
}
} else {
$lbl configure -text $lbltext
}
}
}
## ________________________ Making widgets _________________________ ##
method widgetType {wnamefull options attrs} {
# Gets the widget type based on 3 initial letters of its name. Also
# fills the grid/pack options and attributes of the widget.
# wnamefull - path to the widget
# options - grid/pack options of the widget
# attrs - attribute of the widget
# Returns a list of items:
# widget - Tk/Ttk widget name
# options - grid/pack options of the widget
# attrs - attribute of the widget
# nam3 - 3 initial letters of widget's name
# disabled - flag of *disabled* state
set disabled [expr {[::apave::getOption -state {*}$attrs] eq {disabled}}]
set pack $options
set name [my ownWName $wnamefull]
if {[info exists ::apave::_AP_VARS(ProSplash,type)] && \
$::apave::_AP_VARS(ProSplash,type) eq {}} {
set val [my progress_Go [incr ::apave::_AP_VARS(ProSplash,curvalue)] {} $name]
}
set nam3 [string tolower [string index $name 0]][string range $name 1 2]
if {[string index $nam3 1] eq "_"} {set k [string range $nam3 0 1]} {set k $nam3}
lassign [my defaultATTRS $k] defopts defattrs newtype
set options "$defopts $options"
set attrs "$defattrs $attrs"
switch -glob -- $nam3 {
bts {
set widget ttk::frame
if {![namespace exists ::bartabs]} {
source [file join $::apave::SRCDIR bartabs bartabs.tcl]
}
set attrs "-bartabs {$attrs}"
}
but {
set widget ttk::button
my AddButtonIcon $name attrs
}
buT - btT {
set widget button
my AddButtonIcon $name attrs