From ef68436ac04da078ffdcacd7e1f785473a303d45 Mon Sep 17 00:00:00 2001
From: Giulio Cesare Solaroli <giulio.cesare@clipperz.com>
Date: Sun, 02 Oct 2011 23:56:18 +0000
Subject: First version of the newly restructured repository

---
(limited to 'frontend/beta/js/YUI-extensions/layout/LayoutStateManager.js')

diff --git a/frontend/beta/js/YUI-extensions/layout/LayoutStateManager.js b/frontend/beta/js/YUI-extensions/layout/LayoutStateManager.js
new file mode 100644
index 0000000..ea22235
--- a/dev/null
+++ b/frontend/beta/js/YUI-extensions/layout/LayoutStateManager.js
@@ -0,0 +1,68 @@
+/*
+ * Private internal class for reading and applying state
+ */
+YAHOO.ext.LayoutStateManager = function(layout){
+     // default empty state
+     this.state = {
+        north: {},
+        south: {},
+        east: {},
+        west: {}       
+    };
+};
+
+YAHOO.ext.LayoutStateManager.prototype = {
+    init : function(layout, provider){
+        this.provider = provider;
+        var state = provider.get(layout.id+'-layout-state');
+        if(state){
+            var wasUpdating = layout.isUpdating();
+            if(!wasUpdating){
+                layout.beginUpdate();
+            }
+            for(var key in state){
+                if(typeof state[key] != 'function'){
+                    var rstate = state[key];
+                    var r = layout.getRegion(key);
+                    if(r && rstate){
+                        if(rstate.size){
+                            r.resizeTo(rstate.size);
+                        }
+                        if(rstate.collapsed == true){
+                            r.collapse(true);
+                        }else{
+                            r.expand(null, true);
+                        }
+                    }
+                }
+            }
+            if(!wasUpdating){
+                layout.endUpdate();
+            }
+            this.state = state; 
+        }
+        this.layout = layout;
+        layout.on('regionresized', this.onRegionResized, this, true);
+        layout.on('regioncollapsed', this.onRegionCollapsed, this, true);
+        layout.on('regionexpanded', this.onRegionExpanded, this, true);
+    },
+    
+    storeState : function(){
+        this.provider.set(this.layout.id+'-layout-state', this.state);
+    },
+    
+    onRegionResized : function(region, newSize){
+        this.state[region.getPosition()].size = newSize;
+        this.storeState();
+    },
+    
+    onRegionCollapsed : function(region){
+        this.state[region.getPosition()].collapsed = true;
+        this.storeState();
+    },
+    
+    onRegionExpanded : function(region){
+        this.state[region.getPosition()].collapsed = false;
+        this.storeState();
+    }
+};
--
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