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Adds _mark and _unmark as a mean to keep track of ongoing non-queued animations in fn.promise.

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This commit is contained in:
jaubourg 2011-04-11 13:40:14 +02:00
parent f182b7b921
commit 3411d47a6a
3 changed files with 188 additions and 42 deletions
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17
src/effects.js vendored
View file

@ -118,13 +118,17 @@ jQuery.fn.extend({
var optall = jQuery.speed(speed, easing, callback);
if ( jQuery.isEmptyObject( prop ) ) {
return this.each( optall.complete );
return this.each( optall.complete, [ false ] );
}
return this[ optall.queue === false ? "each" : "queue" ](function() {
// XXX 'this' does not always have a nodeName when running the
// test suite
if ( optall.queue === false ) {
jQuery._mark( this );
}
var opt = jQuery.extend({}, optall), p,
isElement = this.nodeType === 1,
hidden = isElement && jQuery(this).is(":hidden"),
@ -234,6 +238,10 @@ jQuery.fn.extend({
}
this.each(function() {
// clear marker counters if we know they won't be
if ( !gotoEnd ) {
jQuery._unmark( true, this );
}
// go in reverse order so anything added to the queue during the loop is ignored
for ( var i = timers.length - 1; i >= 0; i-- ) {
if ( timers[i].elem === this ) {
@ -295,10 +303,13 @@ jQuery.extend({
// Queueing
opt.old = opt.complete;
opt.complete = function() {
opt.complete = function( noUnmark ) {
if ( opt.queue !== false ) {
jQuery(this).dequeue();
jQuery.dequeue( this );
} else if ( noUnmark !== false ) {
jQuery._unmark( this );
}
if ( jQuery.isFunction( opt.old ) ) {
opt.old.call( this );
}

88
src/queue.js
View file

@ -1,32 +1,74 @@
(function( jQuery ) {
function handleQueueMarkDefer( elem, type, src ) {
var deferDataKey = type + "defer",
queueDataKey = type + "queue",
markDataKey = type + "mark",
defer = jQuery.data( elem, deferDataKey, undefined, true );
if ( defer &&
( src === "queue" || !jQuery.data( elem, queueDataKey, undefined, true ) ) &&
( src === "mark " || !jQuery.data( elem, markDataKey, undefined, true ) ) ) {
// Give room for hard-coded callbacks to fire first
// and eventually mark/queue something else on the element
setTimeout( function() {
if ( !jQuery.data( elem, queueDataKey, undefined, true ) &&
!jQuery.data( elem, markDataKey, undefined, true ) ) {
jQuery.removeData( elem, deferDataKey, true );
defer.resolve();
}
}, 0 );
}
}
jQuery.extend({
queue: function( elem, type, data ) {
if ( !elem ) {
return;
_mark: function( elem, type ) {
if ( elem ) {
type = (type || "fx") + "mark";
jQuery.data( elem, type, (jQuery.data(elem,type,undefined,true) || 0) + 1, true );
}
},
_unmark: function( force, elem, type ) {
if ( force !== true ) {
type = elem;
elem = force;
force = false;
}
if ( elem ) {
type = type || "fx";
var key = type + "mark",
count = force ? 0 : ( (jQuery.data( elem, key, undefined, true) || 1 ) - 1 );
if ( count ) {
jQuery.data( elem, key, count, true );
} else {
jQuery.removeData( elem, key, true );
handleQueueMarkDefer( elem, type, "mark" );
}
}
},
queue: function( elem, type, data ) {
if ( elem ) {
type = (type || "fx") + "queue";
var q = jQuery._data( elem, type );
var q = jQuery.data( elem, type, undefined, true ) || [];
// Speed up dequeue by getting out quickly if this is just a lookup
if ( !data ) {
return q || [];
}
if ( !q || jQuery.isArray(data) ) {
q = jQuery._data( elem, type, jQuery.makeArray(data) );
if ( data ) {
if ( !q.length || jQuery.isArray(data) ) {
q = jQuery.data( elem, type, jQuery.makeArray(data), true );
} else {
q.push( data );
}
}
return q;
}
},
dequeue: function( elem, type ) {
type = type || "fx";
var queue = jQuery.queue( elem, type ),
fn = queue.shift(),
defer;
@ -50,17 +92,7 @@ jQuery.extend({
if ( !queue.length ) {
jQuery.removeData( elem, type + "queue", true );
// Look if we have observers and resolve if needed
if (( defer = jQuery.data( elem, type + "defer", undefined, true ) )) {
// Give room for hard-coded callbacks to fire first
// and eventually add another animation on the element
setTimeout( function() {
if ( !jQuery.data( elem, type + "queue", undefined, true ) ) {
jQuery.removeData( elem, type + "defer", true );
defer.resolve();
}
}, 0 );
}
handleQueueMarkDefer( elem, type, "queue" );
}
}
});
@ -120,7 +152,8 @@ jQuery.fn.extend({
i = elements.length,
count = 1,
deferDataKey = type + "defer",
queueDataKey = type + "queue";
queueDataKey = type + "queue",
markDataKey = type + "mark";
function resolve() {
if ( !( --count ) ) {
defer.resolveWith( elements, [ elements ] );
@ -128,7 +161,8 @@ jQuery.fn.extend({
}
while( i-- ) {
if (( tmp = jQuery.data( elements[ i ], deferDataKey, undefined, true ) ||
jQuery.data( elements[ i ], queueDataKey, undefined, true ) &&
( jQuery.data( elements[ i ], queueDataKey, undefined, true ) ||
jQuery.data( elements[ i ], markDataKey, undefined, true ) ) &&
jQuery.data( elements[ i ], deferDataKey, jQuery._Deferred(), true ) )) {
count++;
tmp.done( resolve );

111
test/unit/queue.js
View file

@ -1,10 +1,17 @@
module("queue", { teardown: moduleTeardown });
test("queue() with other types",function() {
expect(9);
expect(11);
var counter = 0;
var $div = jQuery({});
stop();
var $div = jQuery({}),
defer;
$div.promise('foo').done(function() {
equals( counter, 0, "Deferred for collection with no queue is automatically resolved" );
});
$div
.queue('foo',function(){
@ -22,6 +29,11 @@ test("queue() with other types",function() {
equals( ++counter, 4, "Dequeuing" );
});
defer = $div.promise('foo').done(function() {
equals( counter, 4, "Testing previous call to dequeue in deferred" );
start();
});
equals( $div.queue('foo').length, 4, "Testing queue length" );
$div.dequeue('foo');
@ -74,7 +86,7 @@ test("queue(name) passes in the next item in the queue as a parameter", function
});
test("queue() passes in the next item in the queue as a parameter to fx queues", function() {
expect(2);
expect(3);
stop();
var div = jQuery({});
@ -87,11 +99,15 @@ test("queue() passes in the next item in the queue as a parameter to fx queues",
}).queue(function(next) {
equals(++counter, 2, "Next was called");
next();
start();
}).queue("bar", function() {
equals(++counter, 3, "Other queues are not triggered by next()")
});
jQuery.when( div.promise("fx"), div ).done(function() {
equals(counter, 2, "Deferreds resolved");
start();
});
});
test("delay()", function() {
@ -110,7 +126,9 @@ test("delay()", function() {
});
test("clearQueue(name) clears the queue", function() {
expect(1);
expect(2);
stop()
var div = jQuery({});
var counter = 0;
@ -123,6 +141,11 @@ test("clearQueue(name) clears the queue", function() {
counter++;
});
div.promise("foo").done(function() {
ok( true, "dequeue resolves the deferred" );
start();
});
div.dequeue("foo");
equals(counter, 1, "the queue was cleared");
@ -146,3 +169,81 @@ test("clearQueue() clears the fx queue", function() {
div.removeData();
});
test("_mark() and _unmark()", function() {
expect(1);
var div = {},
$div = jQuery( div );
stop();
jQuery._mark( div, "foo" );
jQuery._mark( div, "foo" );
jQuery._unmark( div, "foo" );
jQuery._unmark( div, "foo" );
$div.promise( "foo" ).done(function() {
ok( true, "No more marks" );
start();
});
});
test("_mark() and _unmark() default to 'fx'", function() {
expect(1);
var div = {},
$div = jQuery( div );
stop();
jQuery._mark( div );
jQuery._mark( div );
jQuery._unmark( div, "fx" );
jQuery._unmark( div );
$div.promise().done(function() {
ok( true, "No more marks" );
start();
});
});
test("promise()", function() {
expect(1);
stop();
var objects = [];
jQuery.each( [{}, {}], function( i, div ) {
var $div = jQuery( div );
$div.queue(function( next ) {
setTimeout( function() {
if ( i ) {
next();
setTimeout( function() {
jQuery._unmark( div );
}, 20 );
} else {
jQuery._unmark( div );
setTimeout( function() {
next();
}, 20 );
}
}, 50 );
}).queue(function( next ) {
next();
});
jQuery._mark( div );
objects.push( $div );
});
jQuery.when.apply( jQuery, objects ).done(function() {
ok( true, "Deferred resolved" );
start();
});
jQuery.each( objects, function() {
this.dequeue();
});
});