From ca3ad6305ec0655ad8475a12ac2228b61cdd9ba0 Mon Sep 17 00:00:00 2001
From: Lionel LASKE <llaske@c2s.fr>
Date: Sat, 25 Aug 2012 20:23:36 +0000
Subject: Init commit

---
(limited to 'html/lib/onyx/source/Tooltip.js')

diff --git a/html/lib/onyx/source/Tooltip.js b/html/lib/onyx/source/Tooltip.js
new file mode 100644
index 0000000..9cbe4e4
--- /dev/null
+++ b/html/lib/onyx/source/Tooltip.js
@@ -0,0 +1,80 @@
+/**
+	_onyx.Tooltip_ is a kind of <a href="#onyx.Popup">onyx.Popup</a> that works
+	with an	<a href="#onyx.TooltipDecorator">onyx.TooltipDecorator</a>. It
+	automatically displays a tooltip when the user hovers over the decorator.
+	The tooltip is positioned around the decorator where there is available
+	window space. 
+
+		{kind: "onyx.TooltipDecorator", components: [
+			{kind: "onyx.Button", content: "Tooltip"},
+			{kind: "onyx.Tooltip", content: "I'm a tooltip for a button."}
+		]}
+
+	You may manually display the tooltip by calling its _show_ method.
+*/
+enyo.kind({
+	name: "onyx.Tooltip",
+	kind: "onyx.Popup",
+	classes: "onyx-tooltip below left-arrow",
+	autoDismiss: false,
+	showDelay: 500,
+	defaultLeft: -6, //default margin-left value
+	handlers: {
+		onRequestShowTooltip: "requestShow",
+		onRequestHideTooltip: "requestHide"
+	},
+	requestShow: function() {
+		this.showJob = setTimeout(enyo.bind(this, "show"), this.showDelay);
+		return true;
+	},
+	cancelShow: function() {
+		clearTimeout(this.showJob);
+	},
+	requestHide: function() {
+		this.cancelShow();
+		return this.inherited(arguments);
+	},
+	showingChanged: function() {
+		this.cancelShow();
+		this.adjustPosition(true);
+		this.inherited(arguments);
+	},
+	applyPosition: function(inRect) {
+		var s = ""
+		for (n in inRect) {
+			s += (n + ":" + inRect[n] + (isNaN(inRect[n]) ? "; " : "px; "));
+		}
+		this.addStyles(s);
+	},	
+	adjustPosition: function(belowActivator) {
+		if (this.showing && this.hasNode()) {
+			var b = this.node.getBoundingClientRect();
+
+			//when the tooltip bottom goes below the window height move it above the decorator
+			if (b.top + b.height > window.innerHeight) {
+				this.addRemoveClass("below", false);
+				this.addRemoveClass("above", true);	
+			} else 	{
+				this.addRemoveClass("above", false);
+				this.addRemoveClass("below", true);	
+			}
+			
+			//when the tooltip's right edge is out of the window, align it's right edge with the decorator left edge (approx)
+			if (b.left + b.width > window.innerWidth){
+				this.applyPosition({'margin-left': -b.width, bottom: "auto"});	
+				//use the right-arrow
+				this.addRemoveClass("left-arrow", false);
+				this.addRemoveClass("right-arrow", true);						
+			}
+		}
+	},
+	resizeHandler: function() {
+		//reset the tooltip to align it's left edge with the decorator
+		this.applyPosition({'margin-left': this.defaultLeft, bottom: "auto"});
+		this.addRemoveClass("left-arrow", true);
+		this.addRemoveClass("right-arrow", false);
+		
+		this.adjustPosition(true);
+		this.inherited(arguments);			
+	}
+});
--
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