From 0ea5195f2edcbc7e8d4a5b9f82744c3ad9e1b7bc Mon Sep 17 00:00:00 2001
From: Ralf Becker <ralfbecker@outdoor-training.de>
Date: Sat, 2 May 2015 10:42:53 +0000
Subject: [PATCH] allow to iterate over grids and set checkboxes readonly
 (disabled)

---
 etemplate/js/et2_widget_checkbox.js | 10 ++++++++++
 etemplate/js/et2_widget_grid.js     | 24 ++++++++++++++++++++++++
 2 files changed, 34 insertions(+)

diff --git a/etemplate/js/et2_widget_checkbox.js b/etemplate/js/et2_widget_checkbox.js
index ba0376f1de..e34e7005cc 100644
--- a/etemplate/js/et2_widget_checkbox.js
+++ b/etemplate/js/et2_widget_checkbox.js
@@ -105,6 +105,16 @@ var et2_checkbox = et2_inputWidget.extend(
 		}
 	},
 
+	/**
+	 * Disable checkbox on runtime
+	 *
+	 * @param {boolean} _ro
+	 */
+	set_readonly: function(_ro)
+	{
+		jQuery(this.getDOMNode()).attr('disabled', _ro);
+	},
+
 	/**
 	 * Override default to return unchecked value
 	 */
diff --git a/etemplate/js/et2_widget_grid.js b/etemplate/js/et2_widget_grid.js
index cc008aed97..8e1635a0f1 100644
--- a/etemplate/js/et2_widget_grid.js
+++ b/etemplate/js/et2_widget_grid.js
@@ -1068,6 +1068,30 @@ var et2_grid = et2_DOMWidget.extend([et2_IDetachedDOM, et2_IAligned, et2_IResize
 				}
 			}
 		}
+	},
+
+	/**
+	 * Function which allows iterating over the complete widget tree.
+	 *
+	 * @param _callback is the function which should be called for each widget
+	 * @param _context is the context in which the function should be executed
+	 * @param _type is an optional parameter which specifies a class/interface
+	 * 	the elements have to be instanceOf.
+	 */
+	iterateOver: function(_callback, _context, _type)
+	{
+		if (!this.cells) return;
+
+		for(var r=0; r < this.cells.length; ++r)
+		{
+			var row = this.cells[r];
+			for(var c=0; c < row.length; ++c)
+			{
+				if (!row[c].widget) continue;
+
+				row[c].widget.iterateOver(_callback, _context, _type);
+			}
+		}
 	}
 });
 et2_register_widget(et2_grid, ["grid"]);
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