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_SETUP.1
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Dhtmllib.js
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2000-02-27
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8KB
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var isMinNS4 = (navigator.appName.indexOf("Netscape") >= 0 &&
parseFloat(navigator.appVersion) >= 4) ? 1 : 0;
var isMinIE4 = (document.all) ? 1 : 0;
var isMinIE5 = (isMinIE4 && navigator.appVersion.indexOf("5.")) >= 0 ? 1 : 0;
function hideLayer(layer) {
if (isMinNS4)
layer.visibility = "hide";
if (isMinIE4)
layer.style.visibility = "hidden";
}
function showLayer(layer) {
if (isMinNS4)
layer.visibility = "show";
if (isMinIE4)
layer.style.visibility = "visible";
}
function isVisible(layer) {
if (isMinNS4 && layer.visibility == "show")
return(true);
if (isMinIE4 && layer.style.visibility == "visible")
return(true);
return(false);
}
function moveLayerTo(layer, x, y) {
if (isMinNS4)
layer.moveTo(x, y);
if (isMinIE4) {
layer.style.left = x;
layer.style.top = y;
}
}
function moveLayerBy(layer, dx, dy) {
if (isMinNS4)
layer.moveBy(dx, dy);
if (isMinIE4) {
layer.style.pixelLeft += dx;
layer.style.pixelTop += dy;
}
}
function getLeft(layer) {
if (isMinNS4)
return(layer.left);
if (isMinIE4)
return(layer.style.pixelLeft);
return(-1);
}
function getTop(layer) {
if (isMinNS4)
return(layer.top);
if (isMinIE4)
return(layer.style.pixelTop);
return(-1);
}
function getRight(layer) {
if (isMinNS4)
return(layer.left + getWidth(layer));
if (isMinIE4)
return(layer.style.pixelLeft + getWidth(layer));
return(-1);
}
function getBottom(layer) {
if (isMinNS4)
return(layer.top + getHeight(layer));
else if (isMinIE4)
return(layer.style.pixelTop + getHeight(layer));
return(-1);
}
function getPageLeft(layer) {
if (isMinNS4)
return(layer.pageX);
if (isMinIE4)
return(layer.offsetLeft);
return(-1);
}
function getPageTop(layer) {
if (isMinNS4)
return(layer.pageY);
if (isMinIE4)
return(layer.offsetTop);
return(-1);
}
function getWidth(layer) {
if (isMinNS4) {
if (layer.document.width)
return(layer.document.width);
else
return(layer.clip.right - layer.clip.left);
}
if (isMinIE4) {
if (layer.style.pixelWidth)
return(layer.style.pixelWidth);
else
return(layer.clientWidth);
}
return(-1);
}
function getHeight(layer) {
if (isMinNS4) {
if (layer.document.height)
return(layer.document.height);
else
return(layer.clip.bottom - layer.clip.top);
}
if (isMinIE4) {
if (false && layer.style.pixelHeight)
return(layer.style.pixelHeight);
else
return(layer.clientHeight);
}
return(-1);
}
function getzIndex(layer) {
if (isMinNS4)
return(layer.zIndex);
if (isMinIE4)
return(layer.style.zIndex);
return(-1);
}
function setzIndex(layer, z) {
if (isMinNS4)
layer.zIndex = z;
if (isMinIE4)
layer.style.zIndex = z;
}
function clipLayer(layer, clipleft, cliptop, clipright, clipbottom) {
if (isMinNS4) {
layer.clip.left = clipleft;
layer.clip.top = cliptop;
layer.clip.right = clipright;
layer.clip.bottom = clipbottom;
}
if (isMinIE4)
layer.style.clip = 'rect(' + cliptop + ' ' + clipright + ' ' + clipbottom + ' ' + clipleft +')';
}
function getClipLeft(layer) {
if (isMinNS4)
return(layer.clip.left);
if (isMinIE4) {
var str = layer.style.clip;
if (!str)
return(0);
var clip = getIEClipValues(layer.style.clip);
return(clip[3]);
}
return(-1);
}
function getClipTop(layer) {
if (isMinNS4)
return(layer.clip.top);
if (isMinIE4) {
var str = layer.style.clip;
if (!str)
return(0);
var clip = getIEClipValues(layer.style.clip);
return(clip[0]);
}
return(-1);
}
function getClipRight(layer) {
if (isMinNS4)
return(layer.clip.right);
if (isMinIE4) {
var str = layer.style.clip;
if (!str)
return(layer.style.pixelWidth);
var clip = getIEClipValues(layer.style.clip);
return(clip[1]);
}
return(-1);
}
function getClipBottom(layer) {
if (isMinNS4)
return(layer.clip.bottom);
if (isMinIE4) {
var str = layer.style.clip;
if (!str)
return(layer.style.pixelHeight);
var clip = getIEClipValues(layer.style.clip);
return(clip[2]);
}
return(-1);
}
function getClipWidth(layer) {
if (isMinNS4)
return(layer.clip.width);
if (isMinIE4) {
var str = layer.style.clip;
if (!str)
return(layer.style.pixelWidth);
var clip = getIEClipValues(layer.style.clip);
return(clip[1] - clip[3]);
}
return(-1);
}
function getClipHeight(layer) {
if (isMinNS4)
return(layer.clip.height);
if (isMinIE4) {
var str = layer.style.clip;
if (!str)
return(layer.style.pixelHeight);
var clip = getIEClipValues(layer.style.clip);
return(clip[2] - clip[0]);
}
return(-1);
}
function getIEClipValues(str) {
var clip = new Array();
var i;
// Parse out the clipping values for IE layers.
i = str.indexOf("(");
clip[0] = parseInt(str.substring(i + 1, str.length), 10);
i = str.indexOf(" ", i + 1);
clip[1] = parseInt(str.substring(i + 1, str.length), 10);
i = str.indexOf(" ", i + 1);
clip[2] = parseInt(str.substring(i + 1, str.length), 10);
i = str.indexOf(" ", i + 1);
clip[3] = parseInt(str.substring(i + 1, str.length), 10);
return(clip);
}
function scrollLayerTo(layer, x, y, bound) {
var dx = getClipLeft(layer) - x;
var dy = getClipTop(layer) - y;
scrollLayerBy(layer, -dx, -dy, bound);
}
function scrollLayerBy(layer, dx, dy, bound) {
var cl = getClipLeft(layer);
var ct = getClipTop(layer);
var cr = getClipRight(layer);
var cb = getClipBottom(layer);
if (bound) {
if (cl + dx < 0)
dx = -cl;
else if (cr + dx > getWidth(layer))
dx = getWidth(layer) - cr;
if (ct + dy < 0)
dy = -ct;
else if (cb + dy > getHeight(layer))
dy = getHeight(layer) - cb;
}
clipLayer(layer, cl + dx, ct + dy, cr + dx, cb + dy);
moveLayerBy(layer, -dx, -dy);
}
function setBgColor(layer, color) {
if (isMinNS4)
layer.bgColor = color;
if (isMinIE4)
layer.style.backgroundColor = color;
}
function setBgImage(layer, src) {
if (isMinNS4)
layer.background.src = src;
if (isMinIE4)
layer.style.backgroundImage = "url(" + src + ")";
}
function getLayer(name) {
if (isMinNS4)
return findLayer(name, document);
if (isMinIE4)
return eval('document.all.' + name);
return null;
}
function findLayer(name, doc) {
var i, layer;
for (i = 0; i < doc.layers.length; i++) {
layer = doc.layers[i];
if (layer.name == name)
return layer;
if (layer.document.layers.length > 0) {
layer = findLayer(name, layer.document);
if (layer != null)
return layer;
}
}
return null;
}
function getWindowWidth() {
if (isMinNS4)
return(window.innerWidth);
if (isMinIE4)
return(document.body.clientWidth);
return(-1);
}
function getWindowHeight() {
if (isMinNS4)
return(window.innerHeight);
if (isMinIE4)
return(document.body.clientHeight);
return(-1);
}
function getPageWidth() {
if (isMinNS4)
return(document.width);
if (isMinIE4)
return(document.body.scrollWidth);
return(-1);
}
function getPageHeight() {
if (isMinNS4)
return(document.height);
if (isMinIE4)
return(document.body.scrollHeight);
return(-1);
}
function getPageScrollX() {
if (isMinNS4)
return(window.pageXOffset);
if (isMinIE4)
return(document.body.scrollLeft);
return(-1);
}
function getPageScrollY() {
if (isMinNS4)
return(window.pageYOffset);
if (isMinIE4)
return(document.body.scrollTop);
return(-1);
}