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https://gitlab.winehq.org/wine/wine-gecko.git
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Bug 751147 - Remove touch.js from b2g/. r=gal
This commit is contained in:
Vivien Nicolas
parent
9475f7870b
commit
2de695427a
@ -16,9 +16,6 @@
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onunload="shell.stop();">
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<script type="application/javascript" src="chrome://browser/content/shell.js"/>
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#ifndef MOZ_TOUCH
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<script type="application/javascript" src="chrome://browser/content/touch.js"/>
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#endif
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<browser id="homescreen"
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type="content-primary"
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@ -1,201 +0,0 @@
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/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- /
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/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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(function touchEventHandler() {
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let debugging = false;
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function debug(str) {
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if (debugging)
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dump(str + '\n');
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};
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let contextMenuTimeout = 0;
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// This guard is used to not re-enter the events processing loop for
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// self dispatched events
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let ignoreEvents = false;
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// During a 'touchstart' and the first 'touchmove' mouse events can be
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// prevented for the current touch sequence.
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let canPreventMouseEvents = false;
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// Used to track the first mousemove and to cancel click dispatc if it's not
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// true.
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let isNewTouchAction = false;
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// If this is set to true all mouse events will be cancelled by calling
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// both evt.preventDefault() and evt.stopPropagation().
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// This will not prevent a contextmenu event to be fired.
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// This can be turned on if canPreventMouseEvents is true and the consumer
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// application call evt.preventDefault();
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let preventMouseEvents = false;
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let TouchEventHandler = {
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events: ['mousedown', 'mousemove', 'mouseup', 'click', 'unload'],
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start: function teh_start() {
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this.events.forEach((function(evt) {
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shell.contentBrowser.addEventListener(evt, this, true);
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}).bind(this));
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},
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stop: function teh_stop() {
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this.events.forEach((function(evt) {
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shell.contentBrowser.removeEventListener(evt, this, true);
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}).bind(this));
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},
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handleEvent: function teh_handleEvent(evt) {
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if (evt.button || ignoreEvents)
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return;
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let eventTarget = this.target;
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let type = '';
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switch (evt.type) {
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case 'mousedown':
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debug('mousedown:');
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this.target = evt.target;
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this.timestamp = evt.timeStamp;
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preventMouseEvents = false;
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canPreventMouseEvents = true;
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isNewTouchAction = true;
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contextMenuTimeout =
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this.sendContextMenu(evt.target, evt.pageX, evt.pageY, 2000);
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this.startX = evt.pageX;
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this.startY = evt.pageY;
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type = 'touchstart';
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break;
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case 'mousemove':
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if (!eventTarget)
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return;
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// On device a mousemove event if fired right after the mousedown
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// because of the size of the finger, so let's ignore what happens
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// below 5ms
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if (evt.timeStamp - this.timestamp < 30)
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break;
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if (isNewTouchAction) {
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canPreventMouseEvents = true;
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isNewTouchAction = false;
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}
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if (Math.abs(this.startX - evt.pageX) > 15 ||
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Math.abs(this.startY - evt.pageY) > 15)
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window.clearTimeout(contextMenuTimeout);
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type = 'touchmove';
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break;
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case 'mouseup':
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if (!eventTarget)
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return;
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debug('mouseup:');
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window.clearTimeout(contextMenuTimeout);
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this.target = null;
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type = 'touchend';
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break;
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case 'unload':
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if (!eventTarget)
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return;
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window.clearTimeout(contextMenuTimeout);
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this.target = null;
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TouchEventHandler.stop();
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return;
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case 'click':
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if (isNewTouchAction) {
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// Mouse events has been cancelled so dispatch a sequence
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// of events to where touchend has been fired
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if (preventMouseEvents) {
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evt.preventDefault();
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evt.stopPropagation();
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let target = evt.target;
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ignoreEvents = true;
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window.setTimeout(function dispatchMouseEvents(self) {
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self.fireMouseEvent('mousemove', evt);
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self.fireMouseEvent('mousedown', evt);
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self.fireMouseEvent('mouseup', evt);
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ignoreEvents = false;
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}, 0, this);
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}
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debug('click: fire');
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}
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return;
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}
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let target = eventTarget || this.target;
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if (target && type) {
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let touchEvent = this.sendTouchEvent(evt, target, type);
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if (touchEvent.defaultPrevented && canPreventMouseEvents)
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preventMouseEvents = true;
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}
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if (preventMouseEvents) {
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evt.preventDefault();
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evt.stopPropagation();
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if (type != 'touchmove')
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debug('cancelled (fire ' + type + ')');
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}
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},
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fireMouseEvent: function teh_fireMouseEvent(type, evt) {
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debug(type + ': fire');
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let content = evt.target.ownerDocument.defaultView;
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var utils = content.QueryInterface(Ci.nsIInterfaceRequestor)
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.getInterface(Ci.nsIDOMWindowUtils);
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utils.sendMouseEvent(type, evt.pageX, evt.pageY, 0, 1, 0, true);
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},
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sendContextMenu: function teh_sendContextMenu(target, x, y, delay) {
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let doc = target.ownerDocument;
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let evt = doc.createEvent('MouseEvent');
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evt.initMouseEvent('contextmenu', true, true, doc.defaultView,
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0, x, y, x, y, false, false, false, false,
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0, null);
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let timeout = window.setTimeout((function contextMenu() {
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debug('fire context-menu');
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target.dispatchEvent(evt);
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if (!evt.defaultPrevented)
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return;
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doc.releaseCapture();
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this.target = null;
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isNewTouchAction = false;
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}).bind(this), delay);
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return timeout;
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},
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sendTouchEvent: function teh_sendTouchEvent(evt, target, name) {
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let touchEvent = document.createEvent('touchevent');
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let point = document.createTouch(window, target, 0,
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evt.pageX, evt.pageY,
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evt.screenX, evt.screenY,
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evt.clientX, evt.clientY,
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1, 1, 0, 0);
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let touches = document.createTouchList(point);
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let targetTouches = touches;
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let changedTouches = touches;
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touchEvent.initTouchEvent(name, true, true, window, 0,
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false, false, false, false,
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touches, targetTouches, changedTouches);
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target.dispatchEvent(touchEvent);
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return touchEvent;
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}
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};
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window.addEventListener('ContentStart', function touchStart(evt) {
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window.removeEventListener('ContentStart', touchStart);
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TouchEventHandler.start();
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});
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})();
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@ -7,9 +7,6 @@ chrome.jar:
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content/dbg-browser-actors.js (content/dbg-browser-actors.js)
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* content/shell.xul (content/shell.xul)
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* content/shell.js (content/shell.js)
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#ifndef MOZ_TOUCH
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content/touch.js (content/touch.js)
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#endif
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content/webapi.js (content/webapi.js)
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content/content.css (content/content.css)
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