devextreme
Version:
HTML5 JavaScript Component Suite for Responsive Web Development
72 lines (70 loc) • 2.12 kB
JavaScript
/**
* DevExtreme (cjs/events/hold.js)
* Version: 21.2.4
* Build date: Mon Dec 06 2021
*
* Copyright (c) 2012 - 2021 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
;
exports.default = void 0;
var _index = require("./utils/index");
var _emitter = _interopRequireDefault(require("./core/emitter"));
var _emitter_registrator = _interopRequireDefault(require("./core/emitter_registrator"));
function _interopRequireDefault(obj) {
return obj && obj.__esModule ? obj : {
default: obj
}
}
var abs = Math.abs;
var HOLD_EVENT_NAME = "dxhold";
var HOLD_TIMEOUT = 750;
var TOUCH_BOUNDARY = 5;
var HoldEmitter = _emitter.default.inherit({
start: function(e) {
this._startEventData = (0, _index.eventData)(e);
this._startTimer(e)
},
_startTimer: function(e) {
var holdTimeout = "timeout" in this ? this.timeout : HOLD_TIMEOUT;
this._holdTimer = setTimeout(function() {
this._requestAccept(e);
this._fireEvent(HOLD_EVENT_NAME, e, {
target: e.target
});
this._forgetAccept()
}.bind(this), holdTimeout)
},
move: function(e) {
if (this._touchWasMoved(e)) {
this._cancel(e)
}
},
_touchWasMoved: function(e) {
var delta = (0, _index.eventDelta)(this._startEventData, (0, _index.eventData)(e));
return abs(delta.x) > TOUCH_BOUNDARY || abs(delta.y) > TOUCH_BOUNDARY
},
end: function() {
this._stopTimer()
},
_stopTimer: function() {
clearTimeout(this._holdTimer)
},
cancel: function() {
this._stopTimer()
},
dispose: function() {
this._stopTimer()
}
});
(0, _emitter_registrator.default)({
emitter: HoldEmitter,
bubble: true,
events: [HOLD_EVENT_NAME]
});
var _default = {
name: HOLD_EVENT_NAME
};
exports.default = _default;
module.exports = exports.default;
module.exports.default = exports.default;