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-rwxr-xr-xgetxbookgui.tcl19
1 files changed, 12 insertions, 7 deletions
diff --git a/getxbookgui.tcl b/getxbookgui.tcl
index dabab2b..9183f36 100755
--- a/getxbookgui.tcl
+++ b/getxbookgui.tcl
@@ -4,19 +4,24 @@ package require Tk
set bin [list getgbook getabook getbnbook]
+proc updateStatus {chan} {
+ if {![eof $chan]} {
+ set a [gets $chan]
+ if { $a != "" } { .st configure -text $a }
+ } else {
+ close $chan
+ .dl configure -state normal -text "download"
+ .st configure -text ""
+ }
+}
+
proc go {} {
if { [.id get] == "" } { return }
set cmd "[.bin get [.bin curselection]] [.id get]"
.dl configure -state disabled -text "downloading"
update
set out [open "|$cmd 2>@1" "r"]
- while {![eof $out]} {
- set a [gets $out]
- if { $a != "" } { .st configure -text $a }
- update
- }
- .dl configure -state normal -text "download"
- .st configure -text ""
+ fileevent $out readable [list updateStatus $out]
}
label .lab -text "book id"