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<!DOCTYPE html>
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< html lang = "en" >
< head >
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< meta charset = "utf-8" >
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< title > jQuery UI Draggable - Constrain movement< / title >
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< link rel = "stylesheet" href = "../../themes/base/jquery.ui.all.css" >
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< script src = "../../jquery-1.7.2.js" > < / script >
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< script src = "../../ui/jquery.ui.core.js" > < / script >
< script src = "../../ui/jquery.ui.widget.js" > < / script >
< script src = "../../ui/jquery.ui.mouse.js" > < / script >
< script src = "../../ui/jquery.ui.draggable.js" > < / script >
< link rel = "stylesheet" href = "../demos.css" >
< style >
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.draggable { width: 90px; height: 90px; padding: 0.5em; float: left; margin: 0 10px 10px 0; }
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#draggable, #draggable2 { margin-bottom:20px; }
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#draggable { cursor: n-resize; }
#draggable2 { cursor: e-resize; }
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#containment-wrapper { width: 95%; height:150px; border:2px solid #ccc; padding: 10px; }
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< / style >
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< script >
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$(function() {
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$( "#draggable" ).draggable({ axis: "y" });
$( "#draggable2" ).draggable({ axis: "x" });
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$( "#draggable3" ).draggable({ containment: "#containment-wrapper", scroll: false });
$( "#draggable4" ).draggable({ containment: "#demo-frame" });
$( "#draggable5" ).draggable({ containment: "parent" });
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});
< / script >
< / head >
< body >
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< div class = "demo" >
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< h3 class = "docs" > Constrain movement along an axis:< / h3 >
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< div id = "draggable" class = "draggable ui-widget-content" >
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< p > I can be dragged only vertically< / p >
< / div >
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< div id = "draggable2" class = "draggable ui-widget-content" >
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< p > I can be dragged only horizontally< / p >
< / div >
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< h3 class = "docs" > Or to within another DOM element:< / h3 >
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< div id = "containment-wrapper" >
< div id = "draggable3" class = "draggable ui-widget-content" >
< p > I'm contained within the box< / p >
< / div >
< div id = "draggable4" class = "draggable ui-widget-content" >
< p > I'm contained within the box's parent< / p >
< / div >
< div class = "draggable ui-widget-content" >
< p id = "draggable5" class = "ui-widget-header" > I'm contained within my parent< / p >
< / div >
< / div >
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< / div > <!-- End demo -->
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< div class = "demo-description" >
< p > Constrain the movement of each draggable by defining the boundaries of the draggable area. Set the < code > axis< / code > option to limit the draggable's path to the x- or y-axis, or use the < code > containment< / code > option to specify a parent DOM element or a jQuery selector, like 'document.'< / p >
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< / div > <!-- End demo - description -->
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< / body >
< / html >
