initial checkin of TclCurl

tests/multi/cancelTrans.tcl

@@ -0,0 +1,80 @@
+#!/usr/local/bin/wish8.4
+
+package require TclCurl
+
+proc ProgressCallback {dltotal dlnow ultotal ulnow} {
+
+    set dltotal [expr round($dltotal)]
+    set dlnow   [expr round($dlnow)]
+    set ultotal [expr round($ultotal)]
+    set ulnow   [expr round($ulnow)]
+
+    puts "Progress callback: $dltotal - $dlnow - $ultotal - $ulnow"
+
+    return
+}
+
+proc Perform {multiHandle} {
+    if {[catch {$multiHandle active} activeTransfers]} {
+        puts "Error checking active transfers: $activeTransfers"
+        return -1
+    }
+
+    if {[catch {$multiHandle perform} running]} {
+        puts "Error: $running"
+        return -1
+    }
+    return $running
+}
+
+proc Transfer {multiHandle easyHandle} {
+    global eventId
+    set runningTransfers [Perform $multiHandle]
+    if {$runningTransfers>0} {
+        set eventId [after 200 "Transfer $multiHandle $easyHandle"]
+    } else {
+        puts "Were are done, cleaning up..."
+        $multiHandle removehandle $easyHandle
+        $easyHandle  cleanup
+        $multiHandle cleanup
+        puts "All done"
+    }
+    return
+}
+
+proc StartTransfer {} {
+
+    set curlEasyHandle [curl::init]
+
+    $curlEasyHandle configure -url "127.0.0.1/~andres/cosa&co.tar"          \
+            -canceltransvarname cancel   -progressproc ProgressCallback\
+            -file cosa.tar -noprogress 0
+
+    set curlMultiHandle [curl::multiinit]
+    $curlMultiHandle addhandle $curlEasyHandle
+
+    after 100 "Transfer $curlMultiHandle $curlEasyHandle"
+
+    return
+}
+
+proc StopTransfer {} {
+    global cancel eventId
+
+    puts "The download has been cancelled"
+
+    set cancel 1
+
+    return
+}
+
+set start [button .start -text Start -command StartTransfer]
+set stop  [button .stop  -text Stop  -command StopTransfer]
+
+pack $start $stop -side left -padx 10 -pady 10
+
+
+
+
+
+