summaryrefslogtreecommitdiffstats
path: root/library
diff options
context:
space:
mode:
Diffstat (limited to 'library')
-rw-r--r--library/tkfbox.tcl8
1 files changed, 7 insertions, 1 deletions
diff --git a/library/tkfbox.tcl b/library/tkfbox.tcl
index 4e2ed56..be10d49 100644
--- a/library/tkfbox.tcl
+++ b/library/tkfbox.tcl
@@ -11,7 +11,7 @@
# files by clicking on the file icons or by entering a filename
# in the "Filename:" entry.
#
-# RCS: @(#) $Id: tkfbox.tcl,v 1.29 2001/08/09 00:47:09 dgp Exp $
+# RCS: @(#) $Id: tkfbox.tcl,v 1.30 2001/09/12 19:13:56 drh Exp $
#
# Copyright (c) 1994-1998 Sun Microsystems, Inc.
#
@@ -533,6 +533,7 @@ proc ::tk::IconList_Btn1 {w x y} {
set x [expr {int([$data(canvas) canvasx $x])}]
set y [expr {int([$data(canvas) canvasy $y])}]
set i [IconList_Index $w @${x},${y}]
+ if {$i==""} return
IconList_Selection $w clear 0 end
IconList_Selection $w set $i
IconList_Selection $w anchor $i
@@ -546,6 +547,7 @@ proc ::tk::IconList_CtrlBtn1 {w x y} {
set x [expr {int([$data(canvas) canvasx $x])}]
set y [expr {int([$data(canvas) canvasy $y])}]
set i [IconList_Index $w @${x},${y}]
+ if {$i==""} return
if { [IconList_Selection $w includes $i] } {
IconList_Selection $w clear $i
} else {
@@ -563,6 +565,7 @@ proc ::tk::IconList_ShiftBtn1 {w x y} {
set x [expr {int([$data(canvas) canvasx $x])}]
set y [expr {int([$data(canvas) canvasy $y])}]
set i [IconList_Index $w @${x},${y}]
+ if {$i==""} return
set a [IconList_Index $w anchor]
if { [string equal $a ""] } {
set a $i
@@ -582,6 +585,7 @@ proc ::tk::IconList_Motion1 {w x y} {
set x [expr {int([$data(canvas) canvasx $x])}]
set y [expr {int([$data(canvas) canvasy $y])}]
set i [IconList_Index $w @${x},${y}]
+ if {$i==""} return
IconList_Selection $w clear 0 end
IconList_Selection $w set $i
}
@@ -642,6 +646,7 @@ proc ::tk::IconList_UpDown {w amount} {
set i 0
} else {
set i [tk::IconList_Index $w anchor]
+ if {$i==""} return
incr i $amount
}
IconList_Selection $w clear 0 end
@@ -670,6 +675,7 @@ proc ::tk::IconList_LeftRight {w amount} {
set i 0
} else {
set i [IconList_Index $w anchor]
+ if {$i==""} return
incr i [expr {$amount*$data(itemsPerColumn)}]
}
IconList_Selection $w clear 0 end