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/* |
Copyright (c) 2004-2006, The Dojo Foundation |
All Rights Reserved. |
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Licensed under the Academic Free License version 2.1 or above OR the |
modified BSD license. For more information on Dojo licensing, see: |
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http://dojotoolkit.org/community/licensing.shtml |
*/ |
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dojo.provide("dojo.html.display"); |
dojo.require("dojo.html.style"); |
dojo.html._toggle = function (node, tester, setter) { |
node = dojo.byId(node); |
setter(node, !tester(node)); |
return tester(node); |
}; |
dojo.html.show = function (node) { |
node = dojo.byId(node); |
if (dojo.html.getStyleProperty(node, "display") == "none") { |
dojo.html.setStyle(node, "display", (node.dojoDisplayCache || "")); |
node.dojoDisplayCache = undefined; |
} |
}; |
dojo.html.hide = function (node) { |
node = dojo.byId(node); |
if (typeof node["dojoDisplayCache"] == "undefined") { |
var d = dojo.html.getStyleProperty(node, "display"); |
if (d != "none") { |
node.dojoDisplayCache = d; |
} |
} |
dojo.html.setStyle(node, "display", "none"); |
}; |
dojo.html.setShowing = function (node, showing) { |
dojo.html[(showing ? "show" : "hide")](node); |
}; |
dojo.html.isShowing = function (node) { |
return (dojo.html.getStyleProperty(node, "display") != "none"); |
}; |
dojo.html.toggleShowing = function (node) { |
return dojo.html._toggle(node, dojo.html.isShowing, dojo.html.setShowing); |
}; |
dojo.html.displayMap = {tr:"", td:"", th:"", img:"inline", span:"inline", input:"inline", button:"inline"}; |
dojo.html.suggestDisplayByTagName = function (node) { |
node = dojo.byId(node); |
if (node && node.tagName) { |
var tag = node.tagName.toLowerCase(); |
return (tag in dojo.html.displayMap ? dojo.html.displayMap[tag] : "block"); |
} |
}; |
dojo.html.setDisplay = function (node, display) { |
dojo.html.setStyle(node, "display", ((display instanceof String || typeof display == "string") ? display : (display ? dojo.html.suggestDisplayByTagName(node) : "none"))); |
}; |
dojo.html.isDisplayed = function (node) { |
return (dojo.html.getComputedStyle(node, "display") != "none"); |
}; |
dojo.html.toggleDisplay = function (node) { |
return dojo.html._toggle(node, dojo.html.isDisplayed, dojo.html.setDisplay); |
}; |
dojo.html.setVisibility = function (node, visibility) { |
dojo.html.setStyle(node, "visibility", ((visibility instanceof String || typeof visibility == "string") ? visibility : (visibility ? "visible" : "hidden"))); |
}; |
dojo.html.isVisible = function (node) { |
return (dojo.html.getComputedStyle(node, "visibility") != "hidden"); |
}; |
dojo.html.toggleVisibility = function (node) { |
return dojo.html._toggle(node, dojo.html.isVisible, dojo.html.setVisibility); |
}; |
dojo.html.setOpacity = function (node, opacity, dontFixOpacity) { |
node = dojo.byId(node); |
var h = dojo.render.html; |
if (!dontFixOpacity) { |
if (opacity >= 1) { |
if (h.ie) { |
dojo.html.clearOpacity(node); |
return; |
} else { |
opacity = 0.999999; |
} |
} else { |
if (opacity < 0) { |
opacity = 0; |
} |
} |
} |
if (h.ie) { |
if (node.nodeName.toLowerCase() == "tr") { |
var tds = node.getElementsByTagName("td"); |
for (var x = 0; x < tds.length; x++) { |
tds[x].style.filter = "Alpha(Opacity=" + opacity * 100 + ")"; |
} |
} |
node.style.filter = "Alpha(Opacity=" + opacity * 100 + ")"; |
} else { |
if (h.moz) { |
node.style.opacity = opacity; |
node.style.MozOpacity = opacity; |
} else { |
if (h.safari) { |
node.style.opacity = opacity; |
node.style.KhtmlOpacity = opacity; |
} else { |
node.style.opacity = opacity; |
} |
} |
} |
}; |
dojo.html.clearOpacity = function (node) { |
node = dojo.byId(node); |
var ns = node.style; |
var h = dojo.render.html; |
if (h.ie) { |
try { |
if (node.filters && node.filters.alpha) { |
ns.filter = ""; |
} |
} |
catch (e) { |
} |
} else { |
if (h.moz) { |
ns.opacity = 1; |
ns.MozOpacity = 1; |
} else { |
if (h.safari) { |
ns.opacity = 1; |
ns.KhtmlOpacity = 1; |
} else { |
ns.opacity = 1; |
} |
} |
} |
}; |
dojo.html.getOpacity = function (node) { |
node = dojo.byId(node); |
var h = dojo.render.html; |
if (h.ie) { |
var opac = (node.filters && node.filters.alpha && typeof node.filters.alpha.opacity == "number" ? node.filters.alpha.opacity : 100) / 100; |
} else { |
var opac = node.style.opacity || node.style.MozOpacity || node.style.KhtmlOpacity || 1; |
} |
return opac >= 0.999999 ? 1 : Number(opac); |
}; |
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