jquery-mobile/js/jquery.mobile.transition.js
2012-01-12 21:22:00 -08:00

107 lines
No EOL
2.9 KiB
JavaScript

/*
* "transitions" plugin - Page change tranistions
*/
//>>excludeStart("jqmBuildExclude", pragmas.jqmBuildExclude);
define( [ "jquery", "jquery.mobile.core" ], function( $ ) {
//>>excludeEnd("jqmBuildExclude");
(function( $, window, undefined ) {
function outInTransitionHandler( name, reverse, $to, $from ) {
// override name if there's no 3D transform support and a fallback is defined, or if not, to "none"
if( name && !$.support.cssTransform3d && $.mobile.transitionFallbacks[ name ] ){
name = $.mobile.transitionFallbacks[ name ];
}
var deferred = new $.Deferred(),
reverseClass = reverse ? " reverse" : "",
active = $.mobile.urlHistory.getActive(),
touchOverflow = $.support.touchOverflow && $.mobile.touchOverflowEnabled,
toScroll = active.lastScroll || ( touchOverflow ? 0 : $.mobile.defaultHomeScroll ),
screenHeight = $.mobile.getScreenHeight(),
viewportClass = "ui-mobile-viewport-transitioning viewport-" + name,
maxTransitionOverride = $.mobile.maxTransitionWidth !== false && $( window ).width() > $.mobile.maxTransitionWidth,
none = !$.support.cssTransitions || maxTransitionOverride || !name || name === "none",
doneOut = function() {
if ( $from ) {
$from
.removeClass( $.mobile.activePageClass + " out in reverse " + name )
.height( "" );
}
$to.addClass( $.mobile.activePageClass );
if( !none ){
$to.animationComplete( doneIn );
}
// Send focus to page as it is now display: block
$.mobile.focusPage( $to );
if( touchOverflow && toScroll ){
//set page's scrollTop to remembered distance
if( $to.is( ".ui-native-fixed" ) ){
$to.find( ".ui-content" ).scrollTop( toScroll );
}
else{
$to.scrollTop( toScroll );
}
}
// Jump to top or prev scroll, sometimes on iOS the page has not rendered yet.
if( !touchOverflow ){
$to.height( screenHeight + toScroll );
$.mobile.silentScroll( toScroll );
}
$to.addClass( name + " in" + reverseClass );
if( none ){
doneIn();
}
},
doneIn = function() {
$to
.removeClass( "out in reverse " + name )
.parent().removeClass( viewportClass )
.height( "" );
deferred.resolve( name, reverse, $to, $from, true );
};
$to
.parent().addClass( viewportClass );
if ( $from && !none ) {
$from
.animationComplete( doneOut )
.height( screenHeight + $(window ).scrollTop() )
.addClass( name + " out" + reverseClass );
}
else {
doneOut();
}
return deferred.promise();
}
// Make our transition handler the public default.
$.mobile.defaultTransitionHandler = outInTransitionHandler;
//transition handler dictionary for 3rd party transitions
$.mobile.transitionHandlers = {
"default": $.mobile.defaultTransitionHandler
};
$.mobile.transitionFallbacks = {};
})( jQuery, this );
//>>excludeStart("jqmBuildExclude", pragmas.jqmBuildExclude);
});
//>>excludeEnd("jqmBuildExclude");