From e44a7e37b6c7b5961adaffc62b9042b8d442938e Mon Sep 17 00:00:00 2001
From: mensonge <mensonge@b3834d28-1941-0410-a4f8-b48e95affb8f>
Date: Thu, 13 Nov 2008 09:49:11 +0000
Subject: New feature: basic Ajax suggestion for tags and implementation of
 Dojo toolkit

git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@151 b3834d28-1941-0410-a4f8-b48e95affb8f
---
 includes/js/dijit/_tree/dndSelector.js | 171 +++++++++++++++++++++++++++++++++
 1 file changed, 171 insertions(+)
 create mode 100644 includes/js/dijit/_tree/dndSelector.js

(limited to 'includes/js/dijit/_tree/dndSelector.js')

diff --git a/includes/js/dijit/_tree/dndSelector.js b/includes/js/dijit/_tree/dndSelector.js
new file mode 100644
index 0000000..b19210f
--- /dev/null
+++ b/includes/js/dijit/_tree/dndSelector.js
@@ -0,0 +1,171 @@
+if(!dojo._hasResource["dijit._tree.dndSelector"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
+dojo._hasResource["dijit._tree.dndSelector"] = true;
+dojo.provide("dijit._tree.dndSelector");
+dojo.require("dojo.dnd.common");
+dojo.require("dijit._tree.dndContainer");
+
+dojo.declare("dijit._tree.dndSelector",
+	dijit._tree.dndContainer,
+	{
+		constructor: function(tree, params){
+			this.selection={};
+			this.anchor = null;
+			this.simpleSelection=false;
+		
+			this.events.push(
+				dojo.connect(this.tree.domNode, "onmousedown", this,"onMouseDown"),
+				dojo.connect(this.tree.domNode, "onmouseup", this,"onMouseUp")
+			);
+		},
+	
+		// object attributes (for markup)
+		singular: false,	// is singular property
+	
+		// methods
+		getSelectedItems: function(){
+			var selectedItems = []
+			for (var i in this.selection){
+				selectedItems.push(dijit.getEnclosingWidget(this.selection[i]).item);
+			}
+			return selectedItems;
+		},
+
+		getSelectedNodes: function(){
+			return this.selection;
+		},
+
+		selectNone: function(){
+			// summary: unselects all items
+			return this._removeSelection()._removeAnchor();	// self
+		},
+
+		insertItems: function(item, parent){
+			// summary: inserts new data items (see Container's insertNodes method for details)
+			
+			//we actually need to add things to the store here instead of adding noes to the tree directly		
+		},
+
+		destroy: function(){
+			// summary: prepares the object to be garbage-collected
+			dojo.dnd.Selector.superclass.destroy.call(this);
+			this.selection = this.anchor = null;
+		},
+
+		// mouse events
+		onMouseDown: function(e){
+			// summary: event processor for onmousedown
+			// e: Event: mouse event
+			if(!this.current){ return; }
+
+			var item = dijit.getEnclosingWidget(this.current).item
+			var id = this.tree.model.getIdentity(item);
+
+			if (!this.current.id) {
+				this.current.id=id;
+			}
+
+			if (!this.current.type) {
+				this.current.type="data";
+			}
+
+			if(!this.singular && !dojo.dnd.getCopyKeyState(e) && !e.shiftKey && (this.current.id in this.selection)){
+				this.simpleSelection = true;
+				dojo.stopEvent(e);
+				return;
+			}
+
+			if(this.singular){
+				if(this.anchor == this.current){
+					if(dojo.dnd.getCopyKeyState(e)){
+						this.selectNone();
+					}
+				}else{
+					this.selectNone();
+					this.anchor = this.current;
+					this._addItemClass(this.anchor, "Anchor");
+
+					this.selection[this.current.id] = this.current;
+				}
+			}else{
+				if(!this.singular && e.shiftKey){	
+					if (dojo.dnd.getCopyKeyState(e)){
+						//TODO add range to selection
+					}else{
+						//TODO select new range from anchor 
+					}
+				}else{
+					if(dojo.dnd.getCopyKeyState(e)){
+						if(this.anchor == this.current){
+							delete this.selection[this.anchor.id];
+							this._removeAnchor();
+						}else{
+							if(this.current.id in this.selection){
+								this._removeItemClass(this.current, "Selected");
+								delete this.selection[this.current.id];
+							}else{
+								if(this.anchor){
+									this._removeItemClass(this.anchor, "Anchor");
+									this._addItemClass(this.anchor, "Selected");
+								}
+								this.anchor = this.current;
+								this._addItemClass(this.current, "Anchor");
+								this.selection[this.current.id] = this.current;
+							}
+						}
+					}else{
+						var item = dijit.getEnclosingWidget(this.current).item
+						var id = this.tree.model.getIdentity(item);
+						if(!(id in this.selection)){
+							this.selectNone();
+							this.anchor = this.current;
+							this._addItemClass(this.current, "Anchor");
+							this.selection[id] = this.current;
+						}
+					}
+				}
+			}
+
+			dojo.stopEvent(e);
+		},
+
+		onMouseMove: function() {
+
+		},
+
+		onOverEvent: function() {
+			this.onmousemoveEvent = dojo.connect(this.node, "onmousemove", this, "onMouseMove");
+		},
+
+		onMouseUp: function(e){
+			// summary: event processor for onmouseup
+			// e: Event: mouse event
+			if(!this.simpleSelection){ return; }
+			this.simpleSelection = false;
+			this.selectNone();
+			if(this.current){
+				this.anchor = this.current;
+				this._addItemClass(this.anchor, "Anchor");
+				this.selection[this.current.id] = this.current;
+			}
+		},
+		_removeSelection: function(){
+			// summary: unselects all items
+			var e = dojo.dnd._empty;
+			for(var i in this.selection){
+				if(i in e){ continue; }
+				var node = dojo.byId(i);
+				if(node){ this._removeItemClass(node, "Selected"); }
+			}
+			this.selection = {};
+			return this;	// self
+		},
+		_removeAnchor: function(){
+			if(this.anchor){
+				this._removeItemClass(this.anchor, "Anchor");
+				this.anchor = null;
+			}
+			return this;	// self
+		}
+});
+
+}
-- 
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