Current File : //www/varak.net/wiki.varak.net/extensions/MobileFrontend/resources/mobile.startup/toast.js
( function ( M ) {
var Toast,
util = M.require( 'mobile.startup/util' ),
storageKey = 'mobileFrontend/toast';
/**
* Wrapper for one global Toast
* @class Toast
*/
Toast = function Toast() {
mw.requestIdleCallback( this._showPending.bind( this ) );
};
/**
* Show a message with the given class in a toast.
* @memberof Toast
* @instance
* @param {string} msg Message to show in the toast
* @param {Object} options CSS class to add to the element if a string.
* If an object, more options for the notification see mw.notification.show.
* For backwards compatibility reasons if a string is given it will be
* treated as options.type
*/
Toast.prototype.show = function ( msg, options ) {
if ( typeof options === 'string' ) {
mw.log.warn( 'The use of the cssClass parameter of Toast.show is deprecated, please convert it to an ' +
'options object.' );
options = {
type: options
};
}
options = util.extend( {
tag: 'toast'
}, options );
this.notification = mw.notify( msg, options );
};
/**
* Hide the Toast if it's visible.
* @memberof Toast
* @instance
*/
Toast.prototype.hide = function () {
if ( this.notification !== undefined ) {
this.notification.then( function ( notif ) {
notif.close();
} );
}
};
/**
* Save the toast data in storage so that we can show it on page reload.
* Also check whether there is a pending message that's not shown yet.
* If yes, output a warning message and discard this message.
* This is to ensure that the page needs to be reloaded before adding
* a new message for showing later.
* @memberof Toast
* @instance
* @param {string} content Content to be placed in element
* @param {string} className class to add to element
*/
Toast.prototype.showOnPageReload = function ( content, className ) {
if ( mw.storage.get( storageKey ) ) {
mw.log.warn(
'A pending toast message already exits. ' +
'The page should have been reloaded by now.'
);
return;
}
mw.storage.set( storageKey, JSON.stringify( {
content: content,
className: className
} ) );
};
/**
* Show the previously saved toast data and delete it from storage
* @memberof Toast
* @instance
* @private
*/
Toast.prototype._showPending = function () {
var data = mw.storage.get( storageKey );
if ( data ) {
data = JSON.parse( data );
this.show( data.content, data.className );
mw.storage.remove( storageKey );
}
};
M.define( 'mobile.startup/toast', new Toast() );
}( mw.mobileFrontend ) );
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