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/** File: window.js
* Candy - Chats are not dead yet.
*
* Authors:
* - Patrick Stadler <patrick.stadler@gmail.com>
* - Michael Weibel <michael.weibel@gmail.com>
*
* Copyright:
* (c) 2011 Amiado Group AG. All rights reserved.
* (c) 2012-2014 Patrick Stadler & Michael Weibel. All rights reserved.
*/
'use strict';
/* global Candy, jQuery, window */
/** Class: Candy.View.Pane
* Candy view pane handles everything regarding DOM updates etc.
*
* Parameters:
* (Candy.View.Pane) self - itself
* (jQuery) $ - jQuery
*/
Candy.View.Pane = (function(self) {
/** Class: Candy.View.Pane.Window
* Window related view updates
*/
self.Window = {
/** PrivateVariable: _hasFocus
* Window has focus
*/
_hasFocus: true,
/** PrivateVariable: _plainTitle
* Document title
*/
_plainTitle: window.top.document.title,
/** PrivateVariable: _unreadMessagesCount
* Unread messages count
*/
_unreadMessagesCount: 0,
/** Variable: autoscroll
* Boolean whether autoscroll is enabled
*/
autoscroll: true,
/** Function: hasFocus
* Checks if window has focus
*
* Returns:
* (Boolean)
*/
hasFocus: function() {
return self.Window._hasFocus;
},
/** Function: increaseUnreadMessages
* Increases unread message count in window title by one.
*/
increaseUnreadMessages: function() {
self.Window.renderUnreadMessages(++self.Window._unreadMessagesCount);
},
/** Function: reduceUnreadMessages
* Reduce unread message count in window title by `num`.
*
* Parameters:
* (Integer) num - Unread message count will be reduced by this value
*/
reduceUnreadMessages: function(num) {
self.Window._unreadMessagesCount -= num;
if(self.Window._unreadMessagesCount <= 0) {
self.Window.clearUnreadMessages();
} else {
self.Window.renderUnreadMessages(self.Window._unreadMessagesCount);
}
},
/** Function: clearUnreadMessages
* Clear unread message count in window title.
*/
clearUnreadMessages: function() {
self.Window._unreadMessagesCount = 0;
window.top.document.title = self.Window._plainTitle;
},
/** Function: renderUnreadMessages
* Update window title to show message count.
*
* Parameters:
* (Integer) count - Number of unread messages to show in window title
*/
renderUnreadMessages: function(count) {
window.top.document.title = Candy.View.Template.Window.unreadmessages.replace('{{count}}', count).replace('{{title}}', self.Window._plainTitle);
},
/** Function: onFocus
* Window focus event handler.
*/
onFocus: function() {
self.Window._hasFocus = true;
if (Candy.View.getCurrent().roomJid) {
self.Room.setFocusToForm(Candy.View.getCurrent().roomJid);
self.Chat.clearUnreadMessages(Candy.View.getCurrent().roomJid);
}
},
/** Function: onBlur
* Window blur event handler.
*/
onBlur: function() {
self.Window._hasFocus = false;
}
};
return self;
}(Candy.View.Pane || {}, jQuery));
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