webui-aria2/js/libs/dojox/mobile/Overlay.js.uncompressed.js
2012-05-01 19:52:07 +08:00

97 lines
3.2 KiB
JavaScript

//>>built
define("dojox/mobile/Overlay", [
"dojo/_base/declare",
"dojo/_base/lang",
"dojo/_base/sniff",
"dojo/_base/window",
"dojo/dom-class",
"dojo/dom-geometry",
"dojo/dom-style",
"dojo/window",
"dijit/_WidgetBase",
"dojo/_base/array",
"dijit/registry"
], function(declare, lang, has, win, domClass, domGeometry, domStyle, windowUtils, WidgetBase, array, registry){
/*=====
WidgetBase = dijit._WidgetBase;
=====*/
return declare("dojox.mobile.Overlay", WidgetBase, {
// summary:
// A non-templated widget that animates up from the bottom, overlaying the current content
//
baseClass: "mblOverlay mblOverlayHidden",
show: function(/*DomNode?*/aroundNode){
// summary:
// Scroll the overlay up into view
array.forEach(registry.findWidgets(this.domNode), function(w){
if(w && w.height == "auto" && typeof w.resize == "function"){
w.resize();
}
});
var vp, popupPos;
var reposition = lang.hitch(this, function(){
domStyle.set(this.domNode, { position: "", top: "auto", bottom: "0px" });
popupPos = domGeometry.position(this.domNode);
vp = windowUtils.getBox();
if((popupPos.y+popupPos.h) != vp.h // TODO: should be a has() test for position:fixed not scrolling
|| has("android") < 3){ // android 2.x supports position:fixed but child transforms don't persist
popupPos.y = vp.t + vp.h - popupPos.h;
domStyle.set(this.domNode, { position: "absolute", top: popupPos.y + "px", bottom: "auto" });
}
});
reposition();
if(aroundNode){
var aroundPos = domGeometry.position(aroundNode);
if(popupPos.y < aroundPos.y){ // if the aroundNode is under the popup, try to scroll it up
win.global.scrollBy(0, aroundPos.y + aroundPos.h - popupPos.y);
reposition();
}
}
domClass.replace(this.domNode, ["mblCoverv", "mblIn"], ["mblOverlayHidden", "mblRevealv", "mblOut", "mblReverse"]);
var _domNode = this.domNode;
setTimeout(function(){
domClass.add(_domNode, "mblTransition");
}, 100);
var timeoutHandler = null;
this._moveHandle = this.connect(win.doc.documentElement, "ontouchmove", function(){
if(timeoutHandler){
clearTimeout(timeoutHandler);
}
timeoutHandler = setTimeout(function(){
reposition();
timeoutHandler = null;
}, 0);
});
},
hide: function(){
// summary:
// Scroll the overlay down and then make it invisible
if(this._moveHandle){
this.disconnect(this._moveHandle);
this._moveHandle = null;
}
if(has("webkit")){
var handler = this.connect(this.domNode, "webkitTransitionEnd", function(){
this.disconnect(handler);
domClass.replace(this.domNode, ["mblOverlayHidden"], ["mblRevealv", "mblOut", "mblReverse", "mblTransition"]);
});
domClass.replace(this.domNode, ["mblRevealv", "mblOut", "mblReverse"], ["mblCoverv", "mblIn", "mblTransition"]);
var _domNode = this.domNode;
setTimeout(function(){
domClass.add(_domNode, "mblTransition");
}, 100);
}else{
domClass.replace(this.domNode, ["mblOverlayHidden"], ["mblCoverv", "mblIn", "mblRevealv", "mblOut", "mblReverse"]);
}
},
onBlur: function(/*Event*/e){
return false; // touching outside the overlay area does not call hide()
}
});
});