MediaWiki 1.16.0

[autoinstallsdev/mediawiki.git] / skins / common / htmlform.js

diff --git a/skins/common/htmlform.js b/skins/common/htmlform.js
new file mode 100644 (file)
index 0000000..2045ab4
--- /dev/null
+++ b/skins/common/htmlform.js
@@ -0,0 +1,40 @@
+// Find select-or-other fields.
+addOnloadHook( function() {
+       var fields = getElementsByClassName( document, 'select', 'mw-htmlform-select-or-other' );
+
+       for( var i = 0; i < fields.length; i++ ) {
+               var select = fields[i];
+
+               addHandler( select, 'change', htmlforms.selectOrOtherSelectChanged );
+
+               // Use a fake 'e' to update it.
+               htmlforms.selectOrOtherSelectChanged( { 'target': select } );
+       }
+} );
+
+var htmlforms = {
+       'selectOrOtherSelectChanged' : function( e ) {
+               var select;
+               if ( !e ) {
+                       e = window.event;
+               }
+               if ( e.target ) {
+                       select = e.target;
+               } else if ( e.srcElement ) {
+                       select = e.srcElement;
+               }
+               if ( select.nodeType == 3 ) { // defeat Safari bug
+                       select = select.parentNode;
+               }
+
+               var id = select.id;
+               var textbox = document.getElementById( id + '-other' );
+
+               if ( select.value == 'other' ) {
+                       textbox.disabled = false;
+               } else {
+                       textbox.disabled = true;
+               }
+       }
+}
+