1 files changed, 91 insertions, 0 deletions
diff --git a/lib/prado/framework/Web/UI/WebControls/TJavascriptLogger.php b/lib/prado/framework/Web/UI/WebControls/TJavascriptLogger.php
new file mode 100644
index 0000000..83f9fcb
--- /dev/null
+++ b/lib/prado/framework/Web/UI/WebControls/TJavascriptLogger.php
@@ -0,0 +1,91 @@
+<?php
+/**
+ * TJavascriptLogger class file.
+ *
+ * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
+ * @link https://github.com/pradosoft/prado
+ * @copyright Copyright &copy; 2005-2015 The PRADO Group
+ * @license https://github.com/pradosoft/prado/blob/master/COPYRIGHT
+ * @package System.Web.UI.WebControls
+ */
+
+/**
+ * TJavascriptLogger class.
+ *
+ * Provides logging for client-side javascript. Example: template code
+ * <code><com:TJavascriptLogger /></code>
+ *
+ * Client-side javascript code to log info, error, warn, debug
+ * <code>Logger.warn('A warning');
+ * Logger.info('something happend');
+ * </code>
+ *
+ * To see the logger and console, press ALT-D (or CTRL-D on OS X).
+ * More information on the logger can be found at
+ * http://web.archive.org/web/20060512041505/gleepglop.com/javascripts/logger/
+ *
+ * @author Wei Zhuo<weizhuo[at]gmail[dot]com>
+ * @package System.Web.UI.WebControls
+ * @since 3.0
+ */
+class TJavascriptLogger extends TWebControl
+{
+	private static $_keyCodes = array(
+		'0'=>48, '1'=>49, '2'=>50, '3'=>51, '4'=>52, '5'=>53, '6'=>54, '7'=>55, '8'=>56, '9'=>57,
+		'a'=>65, 'b'=>66, 'c'=>67, 'd'=>68, 'e'=>69, 'f'=>70, 'g'=>71, 'h'=>72,
+		'i'=>73, 'j'=>74, 'k'=>75, 'l'=>76, 'm'=>77, 'n'=>78, 'o'=>79, 'p'=>80,
+		'q'=>81, 'r'=>82, 's'=>83, 't'=>84, 'u'=>85, 'v'=>86, 'w'=>87, 'x'=>88, 'y'=>89, 'z'=>90);
+
+	/**
+	 * @return string tag name of the panel
+	 */
+	protected function getTagName()
+	{
+		return 'div';
+	}
+
+	/**
+	 * @param string keyboard key for toggling the console, default is J.
+	 */
+	public function setToggleKey($value)
+	{
+		$this->setViewState('ToggleKey', $value, 'j');
+	}
+
+	/**
+	 * @return string keyboard key for toggling the console.
+	 */
+	public function getToggleKey()
+	{
+		return $this->getViewState('ToggleKey', 'j');
+	}
+
+	/**
+	 * Registers the required logger javascript.
+	 * @param TEventParameter event parameter
+	 */
+	public function onPreRender($param)
+	{
+		$key = strtolower($this->getToggleKey());
+		$code = isset(self::$_keyCodes[$key]) ? self::$_keyCodes[$key] : 74;
+		$js = "var logConsole; jQuery(function() { logConsole = new LogConsole($code)}); ";
+		$cs = $this->getPage()->getClientScript();
+		$cs->registerBeginScript($this->getClientID(),$js);
+		$cs->registerPradoScript('logger');
+	}
+
+	/**
+	 * Register the required javascript libraries and
+	 * display some general usage information.
+	 * @param THtmlWriter the writer used for the rendering purpose
+	 */
+	public function renderContents($writer)
+	{
+		$code = strtoupper($this->getToggleKey());
+		$info = '(<a href="http://web.archive.org/web/20060512041505/gleepglop.com/javascripts/logger/" target="_blank">more info</a>).';
+		$link = '<a href="javascript:if(logConsole)logConsole.toggle()">toggle the javascript log console.</a>';
+		$usage = 'Press ALT-'.$code.' (Or CTRL-'.$code.' on OS X) to';
+		$writer->write("{$usage} {$link} {$info}");
+	}
+}
+