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package provide toxywidgets 0.1.0.14
# LATER keep standard widget setup in a .tcl file (transfered into a .wiq), and
# glue separate .wid files with standard widget definitions into another .wiq
# LATER think about using a slave interpreter, and a toxy-specific connection
# LATER gather aqua incompatibilities, and decide, if there is no other
# way than branching (different meaning of -bg, -borderwidth trouble,
# right click, etc.)
# LATER ask for adding something of the sort to pd.tk:
bind Canvas <1> {+focus %W}
# In order to keep the state after our canvas has been destroyed
# (i.e. our subpatch closed) -- use 'store' and 'restore' handlers,
# if defined, otherwise try setting -variable and -textvariable traces.
proc ::toxy::item_dotrace {target varname ndxname op} {
if {[catch {set v [set $varname]} res] == 0} {
if {$v != [set $varname.last]} {
# FIXME activate this on demand (for explicit traces)
# pd $target.rp _value $v \;
set $varname.last $v
}
} else { puts stderr [concat failed ::toxy::item_dotrace: $res] }
}
proc ::toxy::item_bindtrace {varname mastername ndxname op} {
set $varname [set $mastername]
}
proc ::toxy::item_settrace {op path target varname} {
if {[catch {$path cget $op} res] == 0} {
if {$res == ""} {
if {[catch {$path config $op $varname} err]} {
error $err
}
} else {
if {[info tclversion] < 8.4} {
trace variable $res w "::toxy::item_bindtrace $varname"
} else {
trace add variable $res write "::toxy::item_bindtrace $varname"
}
}
if {![info exists $varname.last]} { set $varname.last "" }
if {[info tclversion] < 8.4} {
trace variable $varname w "::toxy::item_dotrace $target"
} else {
trace add variable $varname write "::toxy::item_dotrace $target"
}
return
} else { return 0 }
}
# LATER revisit -- seems clumsy and fragile
proc ::toxy::item_removetrace {op path varname} {
if {[catch {$path cget $op} res] == 0} {
if {$res == $varname} {
if {[catch {$path config $op ""} err]} {
error $err
}
} elseif {$res != ""} {
if {[info tclversion] < 8.4} {
catch { trace vdelete $res w "::toxy::item_bindtrace $varname" }
} else {
catch { trace remove variable \
$res write "::toxy::item_bindtrace $varname" }
}
}
}
}
proc ::toxy::item_destroy {path varname} {
::toxy::item_removetrace -variable $path $varname.var
::toxy::item_removetrace -textvariable $path $varname.txt
if {[info tclversion] < 8.4} {
catch { unset $varname.last $varname.var $varname.txt $varname }
} else {
unset -nocomplain $varname.last $varname.var $varname.txt $varname
}
catch {destroy $path}
}
proc ::toxy::item_getconfig {path target} {
pd $target.rp _config $target.rp [$path cget -bg] \
[winfo reqwidth $path] [winfo reqheight $path] \
[catch {$path config -state normal}]\;
}
proc ::toxy::item_visconfig {path target name varname cvpath px py} {
if {[info exists ::toxy::itemoptions]} {
set failed [catch {eval $path config $::toxy::itemoptions} res]
unset ::toxy::itemoptions
if {$failed} { error [concat in $path config: $res] }
}
$cvpath create window $px $py \
-anchor nw -window $path -tags [concat toxy$name $target]
# FIXME
if {[info exists ::toxy::storethispath]} {
# FIXME explicit traces
set needtraces 0
} else {
set needtraces 1
}
if {$needtraces != 0} {
if {[catch {::toxy::item_settrace -variable \
$path $target $varname.var} res1]} {
error [concat in ::toxy::item_settrace: $res1]
}
if {[catch {::toxy::item_settrace -textvariable \
$path $target $varname.txt} res2]} {
error [concat in ::toxy::item_settrace: $res2]
}
# puts stderr [concat traces: ($res1) ($res2)]
if {$res1 == 0 && $res2 == 0} {
# puts stderr [concat toxy warning: $path untraceable]
}
}
set failed [catch {::toxy::master $path $cvpath $target} res]
if {$failed} { error [concat in ::toxy::master: $res] }
if {[info exists ::toxy::typeinit]} {
set failed [catch {eval $::toxy::typeinit} res]
unset ::toxy::typeinit
if {$failed} { error [concat in ::toxy::typeinit: $res] }
}
if {[info exists ::toxy::iteminit]} {
set failed [catch {eval $::toxy::iteminit} res]
unset ::toxy::iteminit
if {$failed} { error [concat in ::toxy::iteminit: $res] }
}
::toxy::item_getconfig $path $target
return
}
proc ::toxy::item_vis {tkclass path target name varname cvpath px py} {
if {[winfo exists $path]} {
# puts stderr [concat $path exists]
set ::toxy::itemfailure 0
} else {
set ::toxy::itemfailure [catch {$tkclass $path} ::toxy::itemerrmess]
}
if {$::toxy::itemfailure == 0} {
set ::toxy::itemfailure [catch {::toxy::item_visconfig \
$path $target $name $varname $cvpath $px $py} \
::toxy::itemerrmess]
}
if {$::toxy::itemfailure} {
if {[winfo exists $path]} {destroy $path}
puts stderr [concat tcl error: $::toxy::itemerrmess]
pd $target.rp _failure \;
}
}
# empirically, binding event coords as %X - [winfo rootx $cvpath] works
# better, than %x + [winfo x %W], or %x + t->te_xpix, LATER investigate
proc ::toxy::item_click {target cvpath x y b f} {
pd $target.rp _click \
[$cvpath canvasx [expr {$x - [winfo rootx $cvpath]}]] \
[$cvpath canvasy [expr {$y - [winfo rooty $cvpath]}]] $b $f\;
}
proc ::toxy::item_inout {target v} {
pd [concat $target.rp _inout $v \;]
}
proc ::toxy::master_release {target cvpath x y b} {
::toxy::item_inout $target 3
# pdtk_canvas_mouseup is a hack, which we must call anyway
pdtk_canvas_mouseup $cvpath \
[expr {$x - [winfo rootx $cvpath]}] \
[expr {$y - [winfo rooty $cvpath]}] $b
}
proc ::toxy::master_motion {target cvpath x y} {
pd $target.rp _motion \
[$cvpath canvasx [expr {$x - [winfo rootx $cvpath]}]] \
[$cvpath canvasy [expr {$y - [winfo rooty $cvpath]}]] 0 \;
}
proc ::toxy::master {path cvpath target} {
# FIXME subitem handling in megawidgets
bind $path <ButtonRelease> "::toxy::master_release $target $cvpath %X %Y %b"
bind $path <1> "::toxy::item_click $target $cvpath %X %Y %b 0"
bind $path <Shift-1> "::toxy::item_click $target $cvpath %X %Y %b 1"
bind $path <Control-1> "::toxy::item_click $target $cvpath %X %Y %b 2"
bind $path <Control-Shift-1> "::toxy::item_click $target $cvpath %X %Y %b 3"
bind $path <Alt-1> "::toxy::item_click $target $cvpath %X %Y %b 4"
bind $path <Alt-Shift-1> "::toxy::item_click $target $cvpath %X %Y %b 5"
bind $path <Alt-Control-1> "::toxy::item_click $target $cvpath %X %Y %b 6"
bind $path <Alt-Control-Shift-1> \
"::toxy::item_click $target $cvpath %X %Y %b 7"
bind $path <3> "::toxy::item_click $target $cvpath %X %Y %b 8"
bind $path <Motion> "::toxy::master_motion $target $cvpath %X %Y"
bind $path <B1-Motion> "::toxy::master_motion $target $cvpath %X %Y"
bind $path <Enter> "::toxy::item_inout $target 1"
bind $path <Leave> "::toxy::item_inout $target 0"
}
# standard widget types, LATER move to separate .wid files
# FIXME
proc ::toxy::scale_command {target sel v} {
if {$::toxy::scale_isactive} {
pd [concat $target $sel $v \;]
}
set ::toxy::scale_isactive 1
}
proc ::toxy::scale_doset {path v} {
set ::toxy::scale_isactive 0
$path set $v
}
proc ::toxy::popup_command {path target remote i text} {
set [$path cget -textvariable] $text
pd [concat $target _cb $i \;]
if {$remote != "."} {
pd [concat $remote $i \;]
}
}
proc ::toxy::popup {path target remote entries args} {
if {[winfo exists $path.pop]} {
# puts stderr [concat $path.pop exists]
} elseif {[catch {eval {menu $path.pop} $args} err] == 0} {
set i 0
foreach e $entries {
if {$e == "."} {
$path.pop add separator
} else {
incr i
$path.pop add command -label [lindex $e 0] \
-command [concat ::toxy::popup_command \
$path $target $remote $i \
[lindex $e [expr {[llength $e] > 1}]]]
}
}
} else { error [concat in ::toxy::popup: $err] }
}
#> bang button
#. -image ::toxy::img::empty -command .<.>
#. -bg pink -activebackground red -width 50 -height 50
#. @bang .- flash .: .- invoke
#> float scale
#. -command [concat ::toxy::scale_command .| _cb]
#. -bg pink -activebackground red -length 200
#. @float .- set .#1
#. @vset ::toxy::scale_doset .- .#1
# FIXME
set ::toxy::scale_isactive 1
#> symbol entry
#. -bg pink -font .(helvetica 24.) -width 16
#. @symbol .- delete 0 end .: .- insert 0 .#1
bind .- <Return> {eval .<[.- get].>; focus .^.c}
#> popup menubutton
#. -menu .-.pop
#. -bg purple -fg white -activebackground magenta -text popup
#. -width 8 -relief raised -borderwidth 3
#. @float if .(.#1 >= 1.) .(.-.pop invoke .#1.)
#. #items test
#. #iprops "-bg" purple "-fg" white "-activebackground" magenta "-borderwidth" 3
::toxy::popup .- .| . [concat .#items] .#iprops
|
