From 4cf602da9d7cd37e49d7e645f49605e141eb05fb Mon Sep 17 00:00:00 2001
From: tof <>
Date: Tue, 5 Feb 2008 14:26:24 +0000
Subject: Fixed #785

---
 .../source/prado/datepicker/datepicker.js          | 46 +++++++++++++++++++++-
 framework/Web/UI/WebControls/TDatePicker.php       |  6 ++-
 2 files changed, 49 insertions(+), 3 deletions(-)

(limited to 'framework')

diff --git a/framework/Web/Javascripts/source/prado/datepicker/datepicker.js b/framework/Web/Javascripts/source/prado/datepicker/datepicker.js
index ade26d26..f502b0d3 100644
--- a/framework/Web/Javascripts/source/prado/datepicker/datepicker.js
+++ b/framework/Web/Javascripts/source/prado/datepicker/datepicker.js
@@ -83,6 +83,27 @@ Prado.WebUI.TDatePicker.prototype =
 		Object.extend(this,options);
 
 		Event.observe(this.trigger, triggerEvent, this.show.bindEvent(this));
+		
+		// Listen to change event if needed
+		if (typeof(this.options.OnDateChanged) == "function")
+		{
+			if(this.options.InputMode == "TextBox")
+			{
+				Event.observe(this.control, "change", this.onDateChanged.bindEvent(this));
+			} 
+			else
+			{
+				var day = Prado.WebUI.TDatePicker.getDayListControl(this.control);
+				var month = Prado.WebUI.TDatePicker.getMonthListControl(this.control);
+				var year = Prado.WebUI.TDatePicker.getYearListControl(this.control);
+				Event.observe (day, "change", this.onDateChanged.bindEvent(this));
+				Event.observe (month, "change", this.onDateChanged.bindEvent(this));
+				Event.observe (year, "change", this.onDateChanged.bindEvent(this));
+				
+			}
+			
+			
+		}
 
 	},
 
@@ -430,6 +451,28 @@ Prado.WebUI.TDatePicker.prototype =
 		return false;
 	},
 
+	// Respond to change event on the textbox or dropdown list
+	// This method raises OnDateChanged event on client side if it has been defined
+	onDateChanged : function ()
+	{
+		if (this.options.OnDateChanged)
+		{
+		 	var date;
+		 	if (this.options.InputMode == "TextBox")
+		 	{
+		 		date=this.control.value;
+		 	} 
+		 	else
+		 	{
+		 		var day = Prado.WebUI.TDatePicker.getDayListControl(this.control).selectedIndex+1;
+				var month = Prado.WebUI.TDatePicker.getMonthListControl(this.control).selectedIndex;
+				var year = Prado.WebUI.TDatePicker.getYearListControl(this.control).value;
+				date=new Date(year, month, day, 0,0,0).SimpleFormat(this.Format, this);
+			}
+			this.options.OnDateChanged(this, date);
+		}
+	},
+	
 	onChange : function()
 	{
 		if(this.options.InputMode == "TextBox")
@@ -480,11 +523,12 @@ Prado.WebUI.TDatePicker.prototype =
 	{
 		if (date == null)
 			return;
+		var old=this.selectedDate;
 		this.selectedDate = this.newDate(date);
 
 		this.updateHeader();
 		this.update();
-		if (typeof(this.onChange) == "function")
+		if (old - this.selectedDate !=0 && typeof(this.onChange) == "function")
 			this.onChange(this, date);
 	},
 
diff --git a/framework/Web/UI/WebControls/TDatePicker.php b/framework/Web/UI/WebControls/TDatePicker.php
index 2580ab78..29a57e25 100644
--- a/framework/Web/UI/WebControls/TDatePicker.php
+++ b/framework/Web/UI/WebControls/TDatePicker.php
@@ -848,12 +848,14 @@ class TDatePicker extends TTextBox
  * TDatePickerClientScript class.
  *
  * Client-side date picker event {@link setOnDateChanged OnDateChanged}
- * can be modified through the {@link TDatePicker:: getClientSide ClientSide}
+ * can be modified through the {@link TDatePicker::getClientSide ClientSide}
  * property of a date picker.
  *
  * The <tt>OnDateChanged</tt> event is raise when the date picker's date
  * is changed.
- *
+ * The formatted date according to {@link TDatePicker::getDateFormat DateFormat} is sent
+ * as parameter to this event
+ * 
  * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
  * @version $Id$
  * @package System.Web.UI.WebControls
-- 
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