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/* <copyright>
This file contains proprietary software owned by Motorola Mobility, Inc.<br/>
No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.<br/>
(c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved.
</copyright> */
////////////////////////////////////////////////////////////////////////
//
var Montage = require("montage/core/core").Montage,
Component = require("montage/ui/component").Component,
Popup = require("js/components/popup.reel").Popup;
////////////////////////////////////////////////////////////////////////
//Exporting as PopupManager
exports.PopupManager = Montage.create(Component, {
////////////////////////////////////////////////////////////////////
//
deserializedFromTemplate: {
value: function () {
//Setting styles to popup container
this.element.style.zIndex = this._getNextHighestZindex(document.body); // Highest z-index in body
this.element.style.position = 'absolute';
this.element.style.top = 0;
this.element.style.left = 0;
this.element.style.width = '100%';
this.element.style.height = '100%';
//Allowing mouse events to pass through this layer
this.element.style.pointerEvents = 'none';
}
},
////////////////////////////////////////////////////////////////////
//Adding the popup object
addPopup: {
enumerable: true,
value: function (popup, depth, blackout) {
//Fix to ensure always highest
this.element.style.zIndex = this._getNextHighestZindex(document.body); // Highest z-index in body
//TODO: Add blackout background
//Checking for manual or setting auto to next highest depth
if (depth) {
popup.style.zIndex = depth;
} else {
popup.style.zIndex = this._getNextHighestZindex(this.element);
}
//Adding pointer events (inherits none)
popup.style.pointerEvents = 'auto';
this.element.appendChild(popup);
//TODO: Test further (perhaps defined in CSS)
popup.style.opacity = 0;
popup.style.webkitTransitionProperty = 'opacity';
popup.style.webkitTransitionDuration = '150ms';
//TODO: Fix animation hack
if (popup.style.webkitTransitionDuration) {
setTimeout(function () {popup.style.opacity = 1}.bind(this), parseInt(popup.style.webkitTransitionDuration));
} else {
popup.style.opacity = 1;
}
}
},
////////////////////////////////////////////////////////////////////
//Removing the popup object
removePopup: {
enumerable: true,
value: function (popup) {
popup.style.opacity = 0;
//TODO: Fix animation hack
if (popup.style && popup.style.webkitTransitionDuration) {
setTimeout(function () {this.element.removeChild(popup)}.bind(this), parseInt(popup.style.webkitTransitionDuration));
} else {
this.element.removeChild(popup);
}
}
},
////////////////////////////////////////////////////////////////////
//Swapping first with second object
swapPopup: {
enumerable: true,
value: function (first, second) {
var f = first.style.zIndex, s = second.style.zIndex;
//Setting after storing values
first.style.zIndex = s;
second.style.zIndex = f;
}
},
////////////////////////////////////////////////////////////////////
//Setting Popup to highest z-index
bringToFrontPopup: {
enumerable: true,
value: function (popup) {
popup.style.zIndex = this._getNextHighestZindex(this.element);
}
},
////////////////////////////////////////////////////////////////////
//
createPopup: {
enumerable: true,
value: function (content, position, tooltip) {
//Creating container for Popup
var container = document.createElement('div');
var pop = Popup.create();
//Setting container and content
pop.element = container;
pop.content = content;
//Checking for optional parameters
if (position)
pop.position = position;
if (tooltip)
pop.tooltip = tooltip;
//Adding Popup to view
this.addPopup(container);
pop.needsDraw = true;
//Returns pop component
return pop;
}
},
////////////////////////////////////////////////////////////////////
//Accepts parent to scan for z-index and returns highest children
_getNextHighestZindex: {
numerable: false,
value: function (parent) {
//CSS specificity in javascript found at http://gbradley.com/2009/10/02/css-specificity-in-javascript used with permission from Graham Bradley
var high = 0, current = 0, children = [], i;
//
if (parent) {
children = parent.getElementsByTagName('*');
} else {
children = document.getElementsByTagName('*');
}
//
for (i=0; children[i]; i++) {
if (children[i].currentStyle) {
current = parseFloat(children[i].currentStyle['zIndex']);
} else if (window.getComputedStyle) {
current = parseFloat(document.defaultView.getComputedStyle(children[i],null).getPropertyValue('z-index'));
}
if(!isNaN(current) && current > high){
high = current;
}
}
//
return (high+10);
}
},
////////////////////////////////////////////////////////////////////
//Dispatching "Change" event
_dispatchpopupEvent: {
enumerable: false,
value: function() {
var popupEvent = document.createEvent("CustomEvent");
popupEvent.initEvent("change", true, true);
popupEvent.type = "change";
this.dispatchEvent(popupEvent);
}
}
////////////////////////////////////////////////////////////////////
});
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