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Added Loading Event Functions #56

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Added Loading Event Functions #56

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28 changes: 22 additions & 6 deletions src/ajaxinate.js
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Original file line number Diff line number Diff line change
Expand Up @@ -11,7 +11,9 @@
* pagination: selector of pagination container
* offset: number of pixels before the bottom to start loading more on scroll
* loadingText: 'Loading', The text shown during when appending new content
* callback: null, callback function after new content is appended
* useDefault: true, if Ajaxinate should control DOM or is only used for loading events
* loadingStart: null, function to run when loading a new page has started
* loadingEnd: null, function to run when loading a new page has finished
*
* Usage;
*
Expand All @@ -33,7 +35,9 @@ export function Ajaxinate(config) {
pagination: '#AjaxinatePagination',
offset: 0,
loadingText: 'Loading',
callback: null,
useDefault: true,
loadingStart: null,
loadingEnd: null,
};

// Merge custom configs with defaults
Expand Down Expand Up @@ -90,7 +94,11 @@ Ajaxinate.prototype.preventMultipleClicks = function preventMultipleClicks(event

if (!this.clickActive) { return; }

this.nextPageLinkElement.innerText = this.settings.loadingText;
// If app uses default effect change link element inner text
if (this.settings.useDefault) {
this.nextPageLinkElement.innerText = this.settings.loadingText;
}

this.nextPageUrl = this.nextPageLinkElement.href;
this.clickActive = false;

Expand All @@ -106,7 +114,12 @@ Ajaxinate.prototype.checkIfPaginationInView = function checkIfPaginationInView()
this.removeScrollListener();

if (this.nextPageLinkElement) {
this.nextPageLinkElement.innerText = this.settings.loadingText;

// If app uses default effect change link element inner text
if (this.settings.useDefault) {
this.nextPageLinkElement.innerText = this.settings.loadingText;
}

this.nextPageUrl = this.nextPageLinkElement.href;

this.loadMore();
Expand All @@ -115,6 +128,9 @@ Ajaxinate.prototype.checkIfPaginationInView = function checkIfPaginationInView()
};

Ajaxinate.prototype.loadMore = function loadMore() {
if (this.settings.loadingStart && typeof this.settings.loadingStart === 'function') {
this.settings.loadingStart();
}
this.request = new XMLHttpRequest();

this.request.onreadystatechange = function success() {
Expand All @@ -131,8 +147,8 @@ Ajaxinate.prototype.loadMore = function loadMore() {
} else {
this.paginationElement.innerHTML = newPagination.innerHTML;

if (this.settings.callback && typeof this.settings.callback === 'function') {
this.settings.callback(this.request.responseXML);
if (this.settings.loadingEnd && typeof this.settings.loadingEnd === 'function') {
this.settings.loadingEnd(this.request.responseXML);
}

this.initialize();
Expand Down