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1 <?xml version = '1.0' encoding = 'utf-8'?> |
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2 <html xmlns="http://www.w3.org/1999/xhtml"> |
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3 <head> |
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4 <script> |
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5 function doTest() { |
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6 var Ci = Components.interfaces; |
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7 var defaultZoom = {}, allowZoom = {}, minZoom = {}, maxZoom ={}, width = {}, height = {}, autoSize = {}; |
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8 var windowUtils = window.QueryInterface(Ci.nsIInterfaceRequestor).getInterface(Ci.nsIDOMWindowUtils); |
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9 windowUtils.getViewportInfo(1, 1, defaultZoom, allowZoom, minZoom, maxZoom, width, height, autoSize); |
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10 document.getElementById("minZoom").innerHTML = minZoom.value.toPrecision(10); |
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11 document.getElementById("maxZoom").innerHTML = maxZoom.value.toPrecision(10); |
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12 } |
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13 </script> |
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14 </head> |
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15 <body onload="doTest();"> |
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16 MinZoom: <span id="minZoom"></span><br /> |
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17 MaxZoom: <span id="maxZoom"></span> |
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18 </body> |
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19 </html> |