Call onchange callback when clearing the calendar

thumblemonks · Nov 30, 2008 · 9443fb7 · 9443fb7
1 parent b752708
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diff --git a/History.txt b/History.txt
@@ -5,6 +5,7 @@
  * Backwards compatibility hook for Rails 2.1
  * RDOC!
  * Don't try to focus a hidden or disabled element (closes #129 - thanks Bruno)
+ * Call onchange callback when clearing the calendar (closes #137 - thanks Chewi)
 
 == Version 1.12 ==
  * Updated for compatibility with Rails 2.2

diff --git a/public/javascripts/calendar_date_select/calendar_date_select.js b/public/javascripts/calendar_date_select/calendar_date_select.js
@@ -345,9 +345,11 @@ CalendarDateSelect.prototype = {
   updateFooter:function(text) { if (!text) text = this.dateString(); this.footer_div.purgeChildren(); this.footer_div.build("span", {innerHTML: text }); },
   clearDate:function() {
     if ((this.target_element.disabled || this.target_element.readOnly) && this.options.get("popup") != "force") return false;
+    var last_value = this.target_element.value;
     this.target_element.value = "";
     this.clearSelectedClass();
     this.updateFooter('&#160;');
+    if (last_value!=this.target_element.value) this.callback("onchange");
   },
   updateSelectedDate:function(partsOrElement, via_click) {
     var parts = $H(partsOrElement);