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upgrade dojo to 1.8.3 (refs #570)
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Andrew Dolgov
209
lib/dojo/touch.js.uncompressed.js
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209
lib/dojo/touch.js.uncompressed.js
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define("dojo/touch", ["./_base/kernel", "./aspect", "./dom", "./on", "./has", "./mouse", "./ready", "./_base/window"],
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function(dojo, aspect, dom, on, has, mouse, ready, win){
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// module:
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// dojo/touch
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var hasTouch = has("touch");
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// TODO: get iOS version from dojo/sniff after #15827 is fixed
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var ios4 = false;
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if(has("ios")){
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var ua = navigator.userAgent;
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var v = ua.match(/OS ([\d_]+)/) ? RegExp.$1 : "1";
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var os = parseFloat(v.replace(/_/, '.').replace(/_/g, ''));
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ios4 = os < 5;
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}
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var touchmove, hoveredNode;
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if(hasTouch){
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ready(function(){
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// Keep track of currently hovered node
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hoveredNode = win.body(); // currently hovered node
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win.doc.addEventListener("touchstart", function(evt){
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// Precede touchstart event with touch.over event. DnD depends on this.
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// Use addEventListener(cb, true) to run cb before any touchstart handlers on node run,
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// and to ensure this code runs even if the listener on the node does event.stop().
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var oldNode = hoveredNode;
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hoveredNode = evt.target;
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on.emit(oldNode, "dojotouchout", {
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target: oldNode,
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relatedTarget: hoveredNode,
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bubbles: true
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});
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on.emit(hoveredNode, "dojotouchover", {
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target: hoveredNode,
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relatedTarget: oldNode,
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bubbles: true
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});
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}, true);
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// Fire synthetic touchover and touchout events on nodes since the browser won't do it natively.
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on(win.doc, "touchmove", function(evt){
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var newNode = win.doc.elementFromPoint(
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evt.pageX - (ios4 ? 0 : win.global.pageXOffset), // iOS 4 expects page coords
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evt.pageY - (ios4 ? 0 : win.global.pageYOffset)
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);
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if(newNode && hoveredNode !== newNode){
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// touch out on the old node
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on.emit(hoveredNode, "dojotouchout", {
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target: hoveredNode,
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relatedTarget: newNode,
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bubbles: true
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});
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// touchover on the new node
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on.emit(newNode, "dojotouchover", {
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target: newNode,
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relatedTarget: hoveredNode,
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bubbles: true
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});
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hoveredNode = newNode;
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}
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});
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});
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// Define synthetic touch.move event that unlike the native touchmove, fires for the node the finger is
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// currently dragging over rather than the node where the touch started.
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touchmove = function(node, listener){
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return on(win.doc, "touchmove", function(evt){
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if(node === win.doc || dom.isDescendant(hoveredNode, node)){
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evt.target = hoveredNode;
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listener.call(this, evt);
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}
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});
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};
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}
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function _handle(type){
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// type: String
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// press | move | release | cancel
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return function(node, listener){//called by on(), see dojo.on
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return on(node, type, listener);
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};
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}
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//device neutral events - touch.press|move|release|cancel/over/out
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var touch = {
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press: _handle(hasTouch ? "touchstart": "mousedown"),
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move: hasTouch ? touchmove :_handle("mousemove"),
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release: _handle(hasTouch ? "touchend": "mouseup"),
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cancel: hasTouch ? _handle("touchcancel") : mouse.leave,
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over: _handle(hasTouch ? "dojotouchover": "mouseover"),
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out: _handle(hasTouch ? "dojotouchout": "mouseout"),
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enter: mouse._eventHandler(hasTouch ? "dojotouchover" : "mouseover"),
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leave: mouse._eventHandler(hasTouch ? "dojotouchout" : "mouseout")
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};
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/*=====
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touch = {
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// summary:
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// This module provides unified touch event handlers by exporting
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// press, move, release and cancel which can also run well on desktop.
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// Based on http://dvcs.w3.org/hg/webevents/raw-file/tip/touchevents.html
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//
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// example:
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// Used with dojo.on
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// | define(["dojo/on", "dojo/touch"], function(on, touch){
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// | on(node, touch.press, function(e){});
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// | on(node, touch.move, function(e){});
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// | on(node, touch.release, function(e){});
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// | on(node, touch.cancel, function(e){});
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// example:
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// Used with touch.* directly
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// | touch.press(node, function(e){});
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// | touch.move(node, function(e){});
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// | touch.release(node, function(e){});
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// | touch.cancel(node, function(e){});
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press: function(node, listener){
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// summary:
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// Register a listener to 'touchstart'|'mousedown' for the given node
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// node: Dom
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// Target node to listen to
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// listener: Function
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// Callback function
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// returns:
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// A handle which will be used to remove the listener by handle.remove()
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},
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move: function(node, listener){
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// summary:
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// Register a listener to 'touchmove'|'mousemove' for the given node
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// node: Dom
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// Target node to listen to
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// listener: Function
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// Callback function
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// returns:
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// A handle which will be used to remove the listener by handle.remove()
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},
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release: function(node, listener){
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// summary:
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// Register a listener to 'touchend'|'mouseup' for the given node
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// node: Dom
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// Target node to listen to
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// listener: Function
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// Callback function
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// returns:
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// A handle which will be used to remove the listener by handle.remove()
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},
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cancel: function(node, listener){
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// summary:
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// Register a listener to 'touchcancel'|'mouseleave' for the given node
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// node: Dom
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// Target node to listen to
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// listener: Function
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// Callback function
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// returns:
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// A handle which will be used to remove the listener by handle.remove()
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},
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over: function(node, listener){
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// summary:
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// Register a listener to 'mouseover' or touch equivalent for the given node
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// node: Dom
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// Target node to listen to
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// listener: Function
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// Callback function
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// returns:
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// A handle which will be used to remove the listener by handle.remove()
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},
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out: function(node, listener){
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// summary:
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// Register a listener to 'mouseout' or touch equivalent for the given node
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// node: Dom
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// Target node to listen to
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// listener: Function
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// Callback function
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// returns:
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// A handle which will be used to remove the listener by handle.remove()
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},
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enter: function(node, listener){
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// summary:
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// Register a listener to mouse.enter or touch equivalent for the given node
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// node: Dom
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// Target node to listen to
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// listener: Function
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// Callback function
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// returns:
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// A handle which will be used to remove the listener by handle.remove()
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},
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leave: function(node, listener){
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// summary:
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// Register a listener to mouse.leave or touch equivalent for the given node
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// node: Dom
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// Target node to listen to
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// listener: Function
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// Callback function
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// returns:
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// A handle which will be used to remove the listener by handle.remove()
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}
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};
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=====*/
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1 && (dojo.touch = touch);
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return touch;
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});
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