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|
bind TreeCtrlFileList <Double-ButtonPress-1> {
TreeCtrl::FileListEditCancel %W
TreeCtrl::DoubleButton1 %W %x %y
break
}
bind TreeCtrlFileList <Control-ButtonPress-1> {
set TreeCtrl::Priv(selectMode) toggle
TreeCtrl::FileListButton1 %W %x %y
break
}
bind TreeCtrlFileList <Shift-ButtonPress-1> {
set TreeCtrl::Priv(selectMode) add
TreeCtrl::FileListButton1 %W %x %y
break
}
bind TreeCtrlFileList <ButtonPress-1> {
set TreeCtrl::Priv(selectMode) set
TreeCtrl::FileListButton1 %W %x %y
break
}
bind TreeCtrlFileList <Button1-Motion> {
TreeCtrl::FileListMotion1 %W %x %y
break
}
bind TreeCtrlFileList <Button1-Leave> {
TreeCtrl::FileListLeave1 %W %x %y
break
}
bind TreeCtrlFileList <ButtonRelease-1> {
TreeCtrl::FileListRelease1 %W %x %y
break
}
proc TreeCtrl::FileListButton1 {T x y} {
variable Priv
focus $T
set id [$T identify $x $y]
set marquee 0
set Priv(buttonMode) ""
FileListEditCancel $T
# Click outside any item
if {$id eq ""} {
set marquee 1
# Click in header
} elseif {[lindex $id 0] eq "header"} {
ButtonPress1 $T $x $y
# Click in item
} else {
foreach {where item arg1 arg2 arg3 arg4} $id {}
switch $arg1 {
button -
line {
ButtonPress1 $T $x $y
}
column {
# Clicked in column zero
if {$arg2 eq 0} {
set ok 0
# Clicked an element
if {[llength $id] == 6} {
set E [lindex $id 5]
if {[lsearch -exact $Priv(sensitive,$T) $E] != -1} {
set ok 1
}
}
if {$ok} {
set Priv(drag,motion) 0
set Priv(drag,x) [$T canvasx $x]
set Priv(drag,y) [$T canvasy $y]
set Priv(drop) ""
set Priv(drag,wasSel) [$T selection includes $item]
set Priv(drag,E) $E
$T activate $item
if {$Priv(selectMode) eq "add"} {
BeginExtend $T $item
} elseif {$Priv(selectMode) eq "toggle"} {
BeginToggle $T $item
} elseif {![$T selection includes $item]} {
BeginSelect $T $item
}
# Changing the selection might change the list
if {[$T index $item] eq ""} return
# Click selected item to drag
if {[$T selection includes $item]} {
set Priv(buttonMode) drag
}
# Clicked inside item, but outside elements
} else {
set marquee 1
}
# Clicked column > 0
} else {
set marquee 1
}
}
}
}
if {$marquee} {
set Priv(buttonMode) marquee
if {$Priv(selectMode) ne "set"} {
set Priv(selection) [$T selection get]
} else {
$T selection clear
set Priv(selection) {}
}
MarqueeBegin $T $x $y
}
return
}
proc TreeCtrl::FileListMotion1 {T x y} {
variable Priv
switch $Priv(buttonMode) {
"resize" -
"header" {
Motion1 $T $x $y
}
"drag" -
"marquee" {
FileListAutoScanCheck $T $x $y
FileListMotion $T $x $y
}
}
}
proc TreeCtrl::FileListMotion {T x y} {
variable Priv
switch $Priv(buttonMode) {
"resize" -
"header" {
Motion1 $T $x $y
}
"marquee" {
MarqueeUpdate $T $x $y
set select $Priv(selection)
set deselect {}
# Check items covered by the marquee
foreach list [$T marque identify] {
set item [lindex $list 0]
# Check covered columns in this item
foreach sublist [lrange $list 1 end] {
set column [lindex $sublist 0]
set ok 0
foreach E [lrange $sublist 1 end] {
if {[lsearch -exact $Priv(sensitive,$T) $E] != -1} {
set ok 1
break
}
}
# Some elements in column zero are covered
if {($column == 0) && $ok} {
# Toggle selected status
if {$Priv(selectMode) eq "toggle"} {
set i [lsearch -exact $Priv(selection) $item]
if {$i == -1} {
lappend select $item
} else {
set i [lsearch -exact $select $item]
set select [lreplace $select $i $i]
}
} else {
lappend select $item
}
}
break
}
}
$T selection modify $select all
}
"drag" {
# Detect initial mouse movement
if {!$Priv(drag,motion)} {
set Priv(selection) [$T selection get]
set Priv(drop) ""
$T dragimage clear
# For each selected item, add some elements to the dragimage
foreach I $Priv(selection) {
foreach list $Priv(dragimage,$T) {
set C [lindex $list 0]
set S [lindex $list 1]
if {[$T item style set $I $C] eq $S} {
eval $T dragimage add $I $C [lrange $list 2 end]
}
}
}
set Priv(drag,motion) 1
$T notify generate <Drag-begin> -T $T
}
# Find the element under the cursor
set drop ""
set id [$T identify $x $y]
set ok 0
if {($id ne "") && ([lindex $id 0] eq "item") && ([llength $id] == 6)} {
set E [lindex $id 5]
if {[lsearch -exact $Priv(sensitive,$T) $E] != -1} {
set ok 1
}
}
if {$ok} {
set item [lindex $id 1]
set column [lindex $id 3]
if {$column == 0} {
# If the item is not in the pre-drag selection
# (i.e. not being dragged) and it is a directory,
# see if we can drop on it
if {[lsearch -exact $Priv(selection) $item] == -1} {
if {[lindex [$T item index $item] 1] < $Priv(DirCnt,$T)} {
set drop $item
# We can drop if dragged item isn't an ancestor
foreach item2 $Priv(selection) {
if {[$T item isancestor $item2 $item]} {
set drop ""
break
}
}
}
}
}
}
# Select the directory under the cursor (if any) and deselect
# the previous drop-directory (if any)
$T selection modify $drop $Priv(drop)
set Priv(drop) $drop
# Show the dragimage in its new position
set x [expr {[$T canvasx $x] - $Priv(drag,x)}]
set y [expr {[$T canvasy $y] - $Priv(drag,y)}]
$T dragimage offset $x $y
$T dragimage visible yes
}
}
return
}
proc TreeCtrl::FileListLeave1 {T x y} {
variable Priv
# This gets called when I click the mouse on Unix, and buttonMode is unset
if {![info exists Priv(buttonMode)]} return
switch $Priv(buttonMode) {
"header" {
Leave1 $T $x $y
}
}
return
}
proc TreeCtrl::FileListRelease1 {T x y} {
variable Priv
switch $Priv(buttonMode) {
"resize" -
"header" {
Release1 $T $x $y
}
"marquee" {
AutoScanCancel $T
MarqueeEnd $T $x $y
}
"drag" {
AutoScanCancel $T
# Some dragging occurred
if {$Priv(drag,motion)} {
$T dragimage visible no
if {$Priv(drop) ne ""} {
$T selection modify {} $Priv(drop)
$T notify generate <Drag-receive> -T $T -I $Priv(drop) \
-l $Priv(selection)
}
$T notify generate <Drag-end> -T $T
} elseif {$Priv(selectMode) eq "toggle"} {
# don't rename
# Clicked/released a selected item, but didn't drag
} elseif {$Priv(drag,wasSel)} {
set I [$T index active]
set E $Priv(drag,E)
set S [$T item style set $I 0]
if {[lsearch -exact $Priv(edit,$T) $E] != -1} {
FileListEditCancel $T
set Priv(editId,$T) [after 900 [list ::TreeCtrl::FileListEdit $T $I $S $E]]
}
}
}
}
set Priv(buttonMode) ""
return
}
proc TreeCtrl::FileListEdit {T I S E} {
variable Priv
array unset Priv editId,$T
set lines [$T item element cget $I 0 $E -lines]
if {$lines eq ""} {
set lines [$T element cget $E -lines]
}
# Scroll item into view
$T see $I ; update
# Multi-line edit
if {$lines ne "1"} {
scan [$T item bbox $I 0] "%d %d %d %d" x1 y1 x2 y2
set padw [$T style layout $S $E -padw]
set pade [$T style layout $S $E -pade]
TextExpanderOpen $T $I 0 $E [expr {$x2 - $x1 - $padw - $pade}]
# Single-line edit
} else {
EntryExpanderOpen $T $I 0 $E
}
return
}
proc TreeCtrl::FileListEditCancel {T} {
variable Priv
if {[info exists Priv(editId,$T)]} {
after cancel $Priv(editId,$T)
array unset Priv editId,$T
}
return
}
# Same as TreeCtrl::AutoScanCheck, but calls FileListMotion and
# FileListAutoScanCheckAux
proc TreeCtrl::FileListAutoScanCheck {T x y} {
variable Priv
scan [$T contentbox] "%d %d %d %d" x1 y1 x2 y2
set margin [winfo pixels $T [$T cget -scrollmargin]]
if {($x < $x1 + $margin) || ($x >= $x2 - $margin) ||
($y < $y1 + $margin) || ($y >= $y2 - $margin)} {
if {![info exists Priv(autoscan,afterId,$T)]} {
if {$y >= $y2 - $margin} {
$T yview scroll 1 units
set delay [$T cget -yscrolldelay]
} elseif {$y < $y1 + $margin} {
$T yview scroll -1 units
set delay [$T cget -yscrolldelay]
} elseif {$x >= $x2 - $margin} {
$T xview scroll 1 units
set delay [$T cget -xscrolldelay]
} elseif {$x < $x1 + $margin} {
$T xview scroll -1 units
set delay [$T cget -xscrolldelay]
}
set count [scan $delay "%d %d" d1 d2]
if {[info exists Priv(autoscan,scanning,$T)]} {
if {$count == 2} {
set delay $d2
}
} else {
if {$count == 2} {
set delay $d1
}
set Priv(autoscan,scanning,$T) 1
}
switch $Priv(buttonMode) {
"drag" -
"marquee" {
FileListMotion $T $x $y
}
}
set Priv(autoscan,afterId,$T) [after $delay [list TreeCtrl::FileListAutoScanCheckAux $T]]
}
return
}
AutoScanCancel $T
return
}
proc ::TreeCtrl::FileListAutoScanCheckAux {T} {
variable Priv
unset Priv(autoscan,afterId,$T)
set x [winfo pointerx $T]
set y [winfo pointery $T]
set x [expr {$x - [winfo rootx $T]}]
set y [expr {$y - [winfo rooty $T]}]
FileListAutoScanCheck $T $x $y
return
}
proc ::TreeCtrl::EntryOpen {T item column element} {
variable Priv
set Priv(entry,$T,item) $item
set Priv(entry,$T,column) $column
set Priv(entry,$T,element) $element
set Priv(entry,$T,focus) [focus]
# Get window coords of the Element
scan [$T item bbox $item $column $element] "%d %d" x y
# Get the font used by the Element
set font [$T item element actual $item $column $element -font]
# Get the text used by the Element. Could check master Element too.
set text [$T item element cget $item $column $element -text]
# Create the Entry widget if needed
if {[winfo exists $T.entry]} {
$T.entry delete 0 end
} else {
entry $T.entry -borderwidth 1 -highlightthickness 0 -relief solid
# Accept edit when we lose the focus
bind $T.entry <FocusOut> {
if {[winfo ismapped %W]} {
TreeCtrl::EntryClose [winfo parent %W] 1
}
}
# Accept edit on <Return>
bind $T.entry <KeyPress-Return> {
TreeCtrl::EntryClose [winfo parent %W] 1
focus $TreeCtrl::Priv(entry,[winfo parent %W],focus)
}
# Cancel edit on <Escape>
bind $T.entry <KeyPress-Escape> {
TreeCtrl::EntryClose [winfo parent %W] 0
focus $TreeCtrl::Priv(entry,[winfo parent %W],focus)
}
}
# Pesky MouseWheel
$T notify bind $T.entry <Scroll> {
TreeCtrl::EntryClose %T 0
focus $TreeCtrl::Priv(entry,%T,focus)
}
$T.entry configure -font $font
$T.entry insert end $text
$T.entry selection range 0 end
set ebw [$T.entry cget -borderwidth]
if 1 {
set ex [expr {$x - $ebw - 1}]
place $T.entry -x $ex -y [expr {$y - $ebw - 1}] \
-bordermode outside
} else {
set hw [$T cget -highlightthickness]
set bw [$T cget -borderwidth]
set ex [expr {$x - $bw - $hw - $ebw - 1}]
place $T.entry -x $ex -y [expr {$y - $bw - $hw - $ebw - 1}]
}
# Make the Entry as wide as the text plus "W" but keep it within the
# TreeCtrl borders
set width [font measure $font ${text}W]
set width [expr {$width + ($ebw + 1) * 2}]
scan [$T contentbox] "%d %d %d %d" left top right bottom
if {$ex + $width > $right} {
set width [expr {$right - $ex}]
}
scan [$T item bbox $item $column] "%d %d %d %d" left top right bottom
if {$ex + $width > $right} {
set width [expr {$right - $ex}]
}
place configure $T.entry -width $width
focus $T.entry
return
}
# Like EntryOpen, but Entry widget expands/shrinks during typing
proc ::TreeCtrl::EntryExpanderOpen {T item column element} {
variable Priv
set Priv(entry,$T,item) $item
set Priv(entry,$T,column) $column
set Priv(entry,$T,element) $element
set Priv(entry,$T,focus) [focus]
# Get window coords of the Element
scan [$T item bbox $item $column $element] "%d %d" x y
# Get the font used by the Element
set font [$T item element actual $item $column $element -font]
set Priv(entry,$T,font) $font
# Get the text used by the Element. Could check master Element too.
set text [$T item element cget $item $column $element -text]
# Create the Entry widget if needed
if {[winfo exists $T.entry]} {
$T.entry delete 0 end
} else {
entry $T.entry -borderwidth 1 -highlightthickness 0 \
-selectborderwidth 0 -relief solid
# Accept edit when we lose the focus
bind $T.entry <FocusOut> {
if {[winfo ismapped %W]} {
TreeCtrl::EntryClose [winfo parent %W] 1
}
}
# Accept edit on <Return>
bind $T.entry <KeyPress-Return> {
TreeCtrl::EntryClose [winfo parent %W] 1
focus $TreeCtrl::Priv(entry,[winfo parent %W],focus)
}
# Cancel edit on <Escape>
bind $T.entry <KeyPress-Escape> {
TreeCtrl::EntryClose [winfo parent %W] 0
focus $TreeCtrl::Priv(entry,[winfo parent %W],focus)
}
# Resize as user types
bind $T.entry <KeyPress> {
after idle TreeCtrl::EntryExpanderKeypress [winfo parent %W]
}
}
# Pesky MouseWheel
$T notify bind $T.entry <Scroll> {
TreeCtrl::EntryClose %T 0
focus $TreeCtrl::Priv(entry,%T,focus)
}
$T.entry configure -font $font -background [$T cget -background]
$T.entry insert end $text
$T.entry selection range 0 end
set ebw [$T.entry cget -borderwidth]
set ex [expr {$x - $ebw - 1}]
place $T.entry -x $ex -y [expr {$y - $ebw - 1}] \
-bordermode outside
# Make the Entry as wide as the text plus "W" but keep it within the
# TreeCtrl borders
set width [font measure $font ${text}W]
set width [expr {$width + ($ebw + 1) * 2}]
scan [$T contentbox] "%d %d %d %d" left top right bottom
if {$ex + $width > $right} {
set width [expr {$right - $ex}]
}
place configure $T.entry -width $width
focus $T.entry
return
}
proc ::TreeCtrl::EntryClose {T accept} {
variable Priv
place forget $T.entry
update
if {$accept} {
$T notify generate <Edit-accept> -T $T -I $Priv(entry,$T,item) \
-C $Priv(entry,$T,column) -E $Priv(entry,$T,element) \
-t [$T.entry get]
}
$T notify bind $T.entry <Scroll> {}
return
}
proc ::TreeCtrl::EntryExpanderKeypress {T} {
variable Priv
set font $Priv(entry,$T,font)
set text [$T.entry get]
set ebw [$T.entry cget -borderwidth]
set ex [winfo x $T.entry]
set width [font measure $font ${text}W]
set width [expr {$width + ($ebw + 1) * 2}]
scan [$T contentbox] "%d %d %d %d" left top right bottom
if {$ex + $width > $right} {
set width [expr {$right - $ex}]
}
place configure $T.entry -width $width
return
}
proc ::TreeCtrl::TextOpen {T item column element {width 0} {height 0}} {
variable Priv
set Priv(text,$T,item) $item
set Priv(text,$T,column) $column
set Priv(text,$T,element) $element
set Priv(text,$T,focus) [focus]
# Get window coords of the Element
scan [$T item bbox $item $column $element] "%d %d %d %d" x1 y1 x2 y2
# Get the font used by the Element
set font [$T item element actual $item $column $element -font]
# Get the text used by the Element. Could check master Element too.
set text [$T item element cget $item $column $element -text]
# Create the Text widget if needed
if {[winfo exists $T.text]} {
$T.text delete 1.0 end
} else {
text $T.text -borderwidth 1 -highlightthickness 0 -relief solid
# Accept edit when we lose the focus
bind $T.text <FocusOut> {
if {[winfo ismapped %W]} {
TreeCtrl::TextClose [winfo parent %W] 1
}
}
# Accept edit on <Return>
bind $T.text <KeyPress-Return> {
TreeCtrl::TextClose [winfo parent %W] 1
focus $TreeCtrl::Priv(text,[winfo parent %W],focus)
break
}
# Cancel edit on <Escape>
bind $T.text <KeyPress-Escape> {
TreeCtrl::TextClose [winfo parent %W] 0
focus $TreeCtrl::Priv(text,[winfo parent %W],focus)
}
}
# Pesky MouseWheel
$T notify bind $T.text <Scroll> {
TreeCtrl::TextClose %T 0
focus $TreeCtrl::Priv(text,%T,focus)
}
$T.text tag configure TAG -justify [$T element cget $element -justify]
$T.text configure -font $font
$T.text insert end $text
$T.text tag add sel 1.0 end
$T.text tag add TAG 1.0 end
set tbw [$T.text cget -borderwidth]
set tx [expr {$x1 - $tbw - 1}]
place $T.text -x $tx -y [expr {$y1 - $tbw - 1}] \
-width [expr {$x2 - $x1 + ($tbw + 1) * 2}] \
-height [expr {$y2 - $y1 + ($tbw + 1) * 2}] \
-bordermode outside
focus $T.text
return
}
# Like TextOpen, but Text widget expands/shrinks during typing
proc ::TreeCtrl::TextExpanderOpen {T item column element width} {
variable Priv
set Priv(text,$T,item) $item
set Priv(text,$T,column) $column
set Priv(text,$T,element) $element
set Priv(text,$T,focus) [focus]
# Get window coords of the Element
scan [$T item bbox $item $column $element] "%d %d %d %d" x1 y1 x2 y2
set Priv(text,$T,center) [expr {$x1 + ($x2 - $x1) / 2}]
# Get the font used by the Element
set font [$T item element actual $item $column $element -font]
# Get the text used by the Element. Could check master Element too.
set text [$T item element cget $item $column $element -text]
set justify [$T element cget $element -justify]
# Create the Text widget if needed
if {[winfo exists $T.text]} {
$T.text delete 1.0 end
} else {
text $T.text -borderwidth 1 -highlightthickness 0 \
-selectborderwidth 0 -relief solid
# Accept edit when we lose the focus
bind $T.text <FocusOut> {
if {[winfo ismapped %W]} {
TreeCtrl::TextClose [winfo parent %W] 1
}
}
# Accept edit on <Return>
bind $T.text <KeyPress-Return> {
TreeCtrl::TextClose [winfo parent %W] 1
focus $TreeCtrl::Priv(text,[winfo parent %W],focus)
break
}
# Cancel edit on <Escape>
bind $T.text <KeyPress-Escape> {
TreeCtrl::TextClose [winfo parent %W] 0
focus $TreeCtrl::Priv(text,[winfo parent %W],focus)
}
# Resize as user types
bind $T.text <KeyPress> {
after idle TreeCtrl::TextExpanderKeypress [winfo parent %W]
}
}
# Pesky MouseWheel
$T notify bind $T.text <Scroll> {
TreeCtrl::TextClose %T 0
focus $TreeCtrl::Priv(text,%T,focus)
}
$T.text tag configure TAG -justify $justify
$T.text configure -font $font -background [$T cget -background]
$T.text insert end $text
$T.text tag add sel 1.0 end
$T.text tag add TAG 1.0 end
set Priv(text,$T,font) $font
set Priv(text,$T,justify) $justify
set Priv(text,$T,width) $width
scan [textlayout $font $text -justify $justify -width $width] "%d %d" width height
set tbw [$T.text cget -borderwidth]
set tx [expr {$x1 - $tbw - 1}]
place $T.text -x $tx -y [expr {$y1 - $tbw - 1}] \
-width [expr {$width + ($tbw + 1) * 2}] \
-height [expr {$height + ($tbw + 1) * 2}] \
-bordermode outside
focus $T.text
return
}
proc ::TreeCtrl::TextClose {T accept} {
variable Priv
place forget $T.text
update
if {$accept} {
$T notify generate <Edit-accept> -T $T -I $Priv(text,$T,item) \
-C $Priv(text,$T,column) -E $Priv(text,$T,element) \
-t [$T.text get 1.0 end-1c]
}
$T notify bind $T.text <Scroll> {}
return
}
proc ::TreeCtrl::TextExpanderKeypress {T} {
variable Priv
set font $Priv(text,$T,font)
set justify $Priv(text,$T,justify)
set width $Priv(text,$T,width)
set center $Priv(text,$T,center)
set text [$T.text get 1.0 end-1c]
scan [textlayout $font $text -justify $justify -width $width] "%d %d" width height
set tbw [$T.text cget -borderwidth]
place configure $T.text \
-x [expr {$center - $width / 2 - $tbw - 1}] \
-width [expr {$width + ($tbw + 1) * 2}] \
-height [expr {$height + ($tbw + 1) * 2}]
$T.text tag add TAG 1.0 end
return
}
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