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authordkf <donal.k.fellows@manchester.ac.uk>2009-02-16 00:57:26 (GMT)
committerdkf <donal.k.fellows@manchester.ac.uk>2009-02-16 00:57:26 (GMT)
commit17d32d0cfda5725e0dfaa425da06b90bc9a051d4 (patch)
tree700fe09ec011aed61e0447f2e86591ba47a3288f /library/iconlist.tcl
parenta85ea0898a669c1c6b1a112353e55190a494b27a (diff)
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Some tidying up; reducces coupling to rest of Tk implementation
Diffstat (limited to 'library/iconlist.tcl')
-rw-r--r--library/iconlist.tcl70
1 files changed, 39 insertions, 31 deletions
diff --git a/library/iconlist.tcl b/library/iconlist.tcl
index 9828ecf..df2803e 100644
--- a/library/iconlist.tcl
+++ b/library/iconlist.tcl
@@ -3,7 +3,7 @@
# Implements the icon-list megawidget used in the "Tk" standard file
# selection dialog boxes.
#
-# RCS: @(#) $Id: iconlist.tcl,v 1.1 2009/02/12 21:32:49 dkf Exp $
+# RCS: @(#) $Id: iconlist.tcl,v 1.2 2009/02/16 00:57:26 dkf Exp $
#
# Copyright (c) 1994-1998 Sun Microsystems, Inc.
# Copyright (c) 2009 Donal K. Fellows
@@ -11,13 +11,29 @@
# See the file "license.terms" for information on usage and redistribution of
# this file, and for a DISCLAIMER OF ALL WARRANTIES.
#
-
+# API Summary:
+# tk::IconList <path> ?<option> <value>? ...
+# <path> add <imageName> <itemList>
+# <path> cget <option>
+# <path> configure ?<option>? ?<value>? ...
+# <path> deleteall
+# <path> destroy
+# <path> get <itemIndex>
+# <path> index <index>
+# <path> invoke
+# <path> see <index>
+# <path> selection anchor ?<int>?
+# <path> selection clear <first> ?<last>?
+# <path> selection get
+# <path> selection includes <item>
+# <path> selection set <first> ?<last>?
+
package require Tk 8.6
-oo::class create ::tk::IconList {
- variable w canvas list index itemList textList selection sbar \
- maxIW maxIH maxTW maxTH numItems noScroll hull fill \
- selected rect font itemsPerColumn options arrangeCB
+::oo::class create ::tk::IconList {
+ variable w hull canvas sbar accel accelCB arrangeCB fill font index \
+ itemList itemsPerColumn list maxIH maxIW maxTH maxTW noScroll \
+ numItems oldX oldY options rect selected selection textList
constructor args {
set w [namespace tail [self]]
my configure {*}$args
@@ -26,11 +42,12 @@ oo::class create ::tk::IconList {
rename ::$w theFrame
rename [self] ::$w
set arrangeCB {}
+ set accelCB {}
}
self {
method unknown {w args} {
if {[string match .* $w]} {
- uplevel 1 [list [self] create $w {*}$args]
+ [self] create $w {*}$args
return $w
}
next $w {*}$args
@@ -496,10 +513,9 @@ oo::class create ::tk::IconList {
# mouse moves back into the window or the mouse button is released.
#
method AutoScan {} {
- variable ::tk::Priv
if {![winfo exists $w]} return
- set x $Priv(x)
- set y $Priv(y)
+ set x $oldX
+ set y $oldY
if {$noScroll} {
return
}
@@ -515,7 +531,7 @@ oo::class create ::tk::IconList {
return
}
my Motion1 $x $y
- set Priv(afterId) [after 50 [namespace code {my AutoScan}]]
+ set ::tk::Priv(afterId) [after 50 [namespace code {my AutoScan}]]
}
# ----------------------------------------------------------------------
@@ -564,9 +580,8 @@ oo::class create ::tk::IconList {
# Gets called on button-1 motions
#
method Motion1 {x y} {
- variable ::tk::Priv
- set Priv(x) $x
- set Priv(y) $y
+ set oldX $x
+ set oldY $y
set i [$w index @$x,$y]
if {$i eq ""} {
return
@@ -575,9 +590,8 @@ oo::class create ::tk::IconList {
$w selection set $i
}
method ShiftMotion1 {x y} {
- variable ::tk::Priv
- set Priv(x) $x
- set Priv(y) $y
+ set oldX $x
+ set oldY $y
set i [$w index @$x,$y]
if {$i eq ""} {
return
@@ -594,9 +608,8 @@ oo::class create ::tk::IconList {
$w invoke
}
method Leave1 {x y} {
- variable ::tk::Priv
- set Priv(x) $x
- set Priv(y) $y
+ set oldX $x
+ set oldY $y
my AutoScan
}
method FocusIn {} {
@@ -666,15 +679,12 @@ oo::class create ::tk::IconList {
# Gets called when user enters an arbitrary key in the listbox.
#
method KeyPress key {
- variable ::tk::Priv
- append Priv(ILAccel,[self]) $key
- my Goto $Priv(ILAccel,[self])
- catch {
- after cancel $Priv(ILAccel,[self],afterId)
- }
- set Priv(ILAccel,[self],afterId) \
- [after 500 [namespace code {my Reset}]]
+ append accel $key
+ my Goto $accel
+ after cancel $accelCB
+ set accelCB [after 500 [namespace code {my Reset}]]
}
+
method Goto text {
if {![info exists list]} {
return
@@ -718,8 +728,6 @@ oo::class create ::tk::IconList {
}
}
method Reset {} {
- variable ::tk::Priv
-
- unset -nocomplain Priv(ILAccel,[self])
+ unset -nocomplain accel
}
}