-<SCRIPT TYPE="text/javascript">
+<%doc>
- function rs_init_object() {
- var A;
- try {
- A=new ActiveXObject("Msxml2.XMLHTTP");
- } catch (e) {
- try {
- A=new ActiveXObject("Microsoft.XMLHTTP");
- } catch (oc) {
- A=null;
- }
- }
- if(!A && typeof XMLHttpRequest != "undefined")
- A = new XMLHttpRequest();
- if (!A)
- alert("Can't create XMLHttpRequest object");
- return A;
+Example:
+
+ include( '/elements/xmlhttp.html',
+ # required
+ 'url' => $p.'misc/something.html',
+ 'subs' => [ 'subroutine' ],
+
+ # optional
+ 'method' => 'GET', #defaults to GET, could specify POST
+ 'key' => 'unique', #unique key
+
+ );
+
+</%doc>
+<%shared>
+my %initialized = ();#won't work if component is "preloaded"... so don't do that
+</%shared>
+<& /elements/rs_init_object.html &>
+<& /elements/init_overlib.html &>
+<SCRIPT TYPE="text/javascript">
- }
% foreach my $func ( @{$opt{'subs'}} ) {
%
-% my $furl = $url;
-% $furl =~ s/\"/\\\\\"/; #javascript escape
+% next if $initialized{$key.$func}++;
%
-%
-
+% my $furl = $url;
+% $furl =~ s/\"/\\\\\"/; #javascript escape (fix gvim syntax: ")
function <%$key%><%$func%>() {
// count args; build URL
return;
if (xmlhttp.status != 200) {
- alert(xmlhttp.status + " status connecting to " + url);
+ if ( xmlhttp.status != 0 ) {
+ //not warning on the 0 errors, they pop up when navagating away
+ // from the page
+ alert(xmlhttp.status + " status connecting to " + url);
+ }
} else {
var data = xmlhttp.responseText;
//alert('received response: ' + data);
- a[a.length-1](data);
if ( data.indexOf("<b>System error</b>") > -1 ) {
- var w;
- if ( w = window.open("about:blank") ) {
- w.document.write(data);
- } else {
- // popup blocking? should use an overlib popup instead
- alert("Error popup disabled; try disabling popup blocking to see");
- }
+ // trim this a little
+ var end = data.indexOf('<a href="#raw">') - 1;
+ data = data.substring(0, end);
+
+ overlib(data,
+ WIDTH, 480, MIDX, 0, MIDY, 0,
+ CAPTION, 'Error', STICKY, AUTOSTATUSCAP, DRAGGABLE,
+ CLOSECLICK, BGCOLOR, '#f00', CGCOLOR, '#f00'
+ );
+ //var w;
+ //if ( w = window.open("about:blank") ) {
+ // w.document.write(data);
+ //} else {
+ // // popup blocking? should use an overlib popup instead
+ // alert("Error popup disabled; try disabling popup blocking to see");
+ //}
+ } else {
+ // invoke the callback
+ a[a.length-1](data);
}
}
}