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define( [
"jquery",
"lib/helper",
"ui/draggable"
], function( $, helper ) {
return $.extend( helper, {
// TODO: remove the unreliable offset hacks
unreliableOffset: $.ui.ie && ( !document.documentMode || document.documentMode < 8 ) ? 2 : 0,
// Support: Opera 12.10, Safari 5.1, jQuery <1.8
unreliableContains: (function() {
var element = $( "<div>" );
return $.contains( element[ 0 ].ownerDocument, element[ 0 ] );
})(),
testDragPosition: function( el, dx, dy, expectedDX, expectedDY, msg ) {
msg = msg ? msg + "." : "";
$( el ).one( "dragstop", function( event, ui ) {
var positionExpected = { left: ui.originalPosition.left + expectedDX, top: ui.originalPosition.top + expectedDY };
deepEqual( ui.position, positionExpected, "position dragged[" + dx + ", " + dy + "] " + msg );
});
},
testDragOffset: function( el, dx, dy, expectedDX, expectedDY, msg ) {
msg = msg ? msg + "." : "";
var offsetBefore = el.offset(),
offsetExpected = { left: offsetBefore.left + expectedDX, top: offsetBefore.top + expectedDY };
$( el ).one( "dragstop", function( event, ui ) {
deepEqual( ui.offset, offsetExpected, "offset dragged[" + dx + ", " + dy + "] " + msg );
});
},
testDragHelperOffset: function( el, dx, dy, expectedDX, expectedDY, msg ) {
msg = msg ? msg + "." : "";
var offsetBefore = el.offset(),
offsetExpected = { left: offsetBefore.left + expectedDX, top: offsetBefore.top + expectedDY };
$( el ).one( "dragstop", function( event, ui ) {
deepEqual( ui.helper.offset(), offsetExpected, "offset dragged[" + dx + ", " + dy + "] " + msg );
});
},
testDrag: function( el, handle, dx, dy, expectedDX, expectedDY, msg ) {
this.testDragPosition( el, dx, dy, expectedDX, expectedDY, msg );
this.testDragOffset( el, dx, dy, expectedDX, expectedDY, msg );
$( handle ).simulate( "drag", {
dx: dx,
dy: dy
});
},
shouldMovePositionButNotOffset: function( el, msg, handle ) {
handle = handle || el;
this.testDragPosition( el, 100, 100, 100, 100, msg );
this.testDragHelperOffset( el, 100, 100, 0, 0, msg );
$( handle ).simulate( "drag", {
dx: 100,
dy: 100
});
},
shouldMove: function( el, msg, handle ) {
handle = handle || el;
this.testDrag( el, handle, 100, 100, 100, 100, msg );
},
shouldNotMove: function( el, msg, handle ) {
handle = handle || el;
this.testDrag( el, handle, 100, 100, 0, 0, msg );
},
shouldNotDrag: function( el, msg, handle ) {
handle = handle || el;
var newOffset,
element = $( el ),
beginOffset = element.offset();
element.on( "dragstop", function() {
ok( false, "should not drag " + msg );
});
$( handle ).simulate( "drag", {
dx: 100,
dy: 100
});
newOffset = element.offset();
// Also assert that draggable did not move, to ensure it isn't just
// that drag did not fire and draggable still somehow moved
equal( newOffset.left, beginOffset.left, "Offset left should not be different" );
equal( newOffset.top, beginOffset.top, "Offset top should not be different" );
element.off( "dragstop" );
},
setScrollable: function( what, isScrollable ) {
var overflow = isScrollable ? "scroll" : "hidden";
$( what ).css({ overflow: overflow, overflowX: overflow, overflowY: overflow });
},
testScroll: function( el, position ) {
var oldPosition = $( "#main" ).css( "position" );
$( "#main" ).css({ position: position, top: "0px", left: "0px" });
this.shouldMove( el, position + " parent" );
$( "#main" ).css( "position", oldPosition );
},
restoreScroll: function( what ) {
$( what ).scrollTop( 0 ).scrollLeft( 0 );
},
setScroll: function( what ) {
$( what ).scrollTop( 100 ).scrollLeft( 100 );
},
border: function( el, side ) {
return parseInt( el.css( "border-" + side + "-width" ), 10 ) || 0;
},
margin: function( el, side ) {
return parseInt( el.css( "margin-" + side ), 10 ) || 0;
},
move: function( el, x, y ) {
$( el ).simulate( "drag", {
dx: x,
dy: y
});
},
trackMouseCss: function( el ) {
el.on( "drag", function() {
el.data( "last_dragged_cursor", $( "body" ).css( "cursor" ) );
});
},
trackAppendedParent: function( el ) {
// TODO: appendTo is currently ignored if helper is original (see #7044)
el.draggable( "option", "helper", "clone" );
// Get what parent is at time of drag
el.on( "drag", function(e, ui) {
el.data( "last_dragged_parent", ui.helper.parent()[ 0 ] );
});
}
} );
} );
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