1 files changed, 101 insertions, 0 deletions
diff --git a/frontend/beta/js/YUI-extensions/grid/GridDD.js b/frontend/beta/js/YUI-extensions/grid/GridDD.js
new file mode 100644
index 0000000..cdcaf39
--- a/dev/null
+++ b/frontend/beta/js/YUI-extensions/grid/GridDD.js
@@ -0,0 +1,101 @@
+
+// kill dependency issue
+if(YAHOO.util.DDProxy){
+/**
+ * @class YAHOO.ext.grid.GridDD
+ * Custom implementation of YAHOO.util.DDProxy used internally by the grid
+ * @extends YAHOO.util.DDProxy
+ */
+YAHOO.ext.grid.GridDD = function(grid, bwrap){
+    this.grid = grid;
+    var ddproxy = document.createElement('div');
+    ddproxy.id = grid.container.id + '-ddproxy';
+    ddproxy.className = 'ygrid-drag-proxy';
+    document.body.insertBefore(ddproxy, document.body.firstChild);
+    YAHOO.util.Dom.setStyle(ddproxy, 'opacity', .80);
+    var ddicon = document.createElement('span');
+    ddicon.className = 'ygrid-drop-icon ygrid-drop-nodrop';
+    ddproxy.appendChild(ddicon);
+    var ddtext = document.createElement('span');
+    ddtext.className = 'ygrid-drag-text';
+    ddtext.innerHTML = "&#160;";
+    ddproxy.appendChild(ddtext);
+    
+    this.ddproxy = ddproxy;
+    this.ddtext = ddtext;
+    this.ddicon = ddicon;
+    YAHOO.util.Event.on(bwrap, 'click', this.handleClick, this, true);
+    YAHOO.ext.grid.GridDD.superclass.constructor.call(this, bwrap.id, 'GridDD', 
+          {dragElId : ddproxy.id, resizeFrame: false});
+          
+    this.unlockDelegate = grid.selModel.unlock.createDelegate(grid.selModel);
+};
+YAHOO.extendX(YAHOO.ext.grid.GridDD, YAHOO.util.DDProxy);
+
+YAHOO.ext.grid.GridDD.prototype.handleMouseDown = function(e){
+    var row = this.grid.getRowFromChild(YAHOO.util.Event.getTarget(e));
+    if(!row) return;
+    if(this.grid.selModel.isSelected(row)){
+        YAHOO.ext.grid.GridDD.superclass.handleMouseDown.call(this, e);
+    }else {
+        this.grid.selModel.unlock();
+        YAHOO.ext.EventObject.setEvent(e);
+        this.grid.selModel.rowClick(this.grid, row.rowIndex, YAHOO.ext.EventObject);
+        YAHOO.ext.grid.GridDD.superclass.handleMouseDown.call(this, e);
+        this.grid.selModel.lock();
+    }
+};
+
+YAHOO.ext.grid.GridDD.prototype.handleClick = function(e){
+    if(this.grid.selModel.isLocked()){
+         setTimeout(this.unlockDelegate, 1);
+         YAHOO.util.Event.stopEvent(e);
+    }
+};
+
+/**
+ * Updates the DD visual element to allow/not allow a drop
+ * @param {Boolean} dropStatus True if drop is allowed on the target
+ */
+YAHOO.ext.grid.GridDD.prototype.setDropStatus = function(dropStatus){
+    if(dropStatus === true){
+        YAHOO.util.Dom.replaceClass(this.ddicon, 'ygrid-drop-nodrop', 'ygrid-drop-ok');
+    }else{
+        YAHOO.util.Dom.replaceClass(this.ddicon, 'ygrid-drop-ok', 'ygrid-drop-nodrop');
+    }
+};
+
+YAHOO.ext.grid.GridDD.prototype.startDrag = function(e){
+    this.ddtext.innerHTML = this.grid.getDragDropText();
+    this.setDropStatus(false);
+    this.grid.selModel.lock();
+    this.grid.fireEvent('startdrag', this.grid, this, e);
+};
+       
+YAHOO.ext.grid.GridDD.prototype.endDrag = function(e){
+    YAHOO.util.Dom.setStyle(this.ddproxy, 'visibility', 'hidden');
+    this.grid.fireEvent('enddrag', this.grid, this, e);
+};
+
+YAHOO.ext.grid.GridDD.prototype.autoOffset = function(iPageX, iPageY) {
+    this.setDelta(-12, -20);
+};
+
+YAHOO.ext.grid.GridDD.prototype.onDragEnter = function(e, id) {
+    this.setDropStatus(true);
+    this.grid.fireEvent('dragenter', this.grid, this, id, e);
+};
+
+YAHOO.ext.grid.GridDD.prototype.onDragDrop = function(e, id) {
+    this.grid.fireEvent('dragdrop', this.grid, this, id, e);
+};
+
+YAHOO.ext.grid.GridDD.prototype.onDragOver = function(e, id) {
+    this.grid.fireEvent('dragover', this.grid, this, id, e);
+};
+
+YAHOO.ext.grid.GridDD.prototype.onDragOut = function(e, id) {
+    this.setDropStatus(false);
+    this.grid.fireEvent('dragout', this.grid, this, id, e);
+};
+};