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MIN12352
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codeparrot

Dataset card Data Studio Files Community
1
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},
/*
* Calls a function to act upon the player.
*
* @param {string} method The name of the Javascript API method to call. Eg: 'play'.
* @param {Array|Function} valueOrCallback params Array of parameters to pass when calling an API method
* or callback function when the method returns a value.
*/
api: function(method, valueOrCallback) {
if (!this.element || !method) {
return false;
}
var self = this,
element = self.element,
target_id = element.id !== '' ? element.id : null,
params = !isFunction(valueOrCallback) ? valueOrCallback : null,
callback = isFunction(valueOrCallback) ? valueOrCallback : null;
// Store the callback for get functions
if (callback) {
storeCallback(method, callback, target_id);
}
postMessage(method, params, element);
return self;
},
/*
* Registers an event listener and a callback function that gets called when the event fires.
*
* @param eventName (String): Name of the event to listen for.
* @param callback (Function): Function that should be called when the event fires.
*/
addEvent: function(eventName, callback) {
if (!this.element) {
return false;
}
var self = this,
element = self.element,
target_id = element.id !== '' ? element.id : null;
storeCallback(eventName, callback, target_id);
// The ready event is not registered via postMessage. It fires regardless.
if (eventName != 'ready') {
postMessage('addEventListener', eventName, element);
}
else if (eventName == 'ready' && isReady) {
callback.call(null, target_id);
}
return self;
},
/*
* Unregisters an event listener that gets called when the event fires.
*
* @param eventName (String): Name of the event to stop listening for.
*/
removeEvent: function(eventName) {
if (!this.element) {
return false;
}
var self = this,
element = self.element,
target_id = element.id !== '' ? element.id : null,
removed = removeCallback(eventName, target_id);
// The ready event is not registered
if (eventName != 'ready' && removed) {
postMessage('removeEventListener', eventName, element);
}
}
};
/**
* Handles posting a message to the parent window.
*
* @param method (String): name of the method to call inside the player. For api calls
* this is the name of the api method (api_play or api_pause) while for events this method
* is api_addEventListener.
* @param params (Object or Array): List of parameters to submit to the method. Can be either
* a single param or an array list of parameters.
* @param target (HTMLElement): Target iframe to post the message to.
*/
function postMessage(method, params, target) {
if (!target.contentWindow.postMessage) {
return false;
}
var url = target.getAttribute('src').split('?')[0],
data = JSON.stringify({
method: method,
value: params
});