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list.js
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2000-04-03
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8KB
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233 lines
var _id = 0, _pid = 0, _lid = 0, _pLayer;
var _mLists = new Array();
document.lists = _mLists;
var isNav4, isIE4;
if (parseInt(navigator.appVersion.charAt(0)) >= 4) {
isNav4 = (navigator.appName == "Netscape") ? true : false;
isIE4 = (navigator.appName.indexOf("Microsoft") != -1) ? true : false;
}
function List(visible, width, height, bgColor) {
this.setIndent = setIndent;
this.addItem = addItem;
this.addList = addList;
this.build = build;
this.rebuild = rebuild;
this.setFont = _listSetFont;
this._writeList = _writeList;
this._showList = _showList;
this._updateList = _updateList;
this._updateParent = _updateParent;
this.onexpand = null; this.postexpand = null;
this.lists = new Array(); // sublists
this.items = new Array(); // layers
this.types = new Array(); // type
this.strs = new Array(); // content
this.x = 0;
this.y = 0;
this.visible = visible;
this.id = _id;
this.i = 14;
this.space = false;
this.pid = 0;
this.fontIntro = false;
this.fontOutro = false;
this.width = 100;
this.height = 22;
this.parLayer = false;
this.built = false;
this.shown = false;
this.needsUpdate = false;
this.needsRewrite = false;
this.parent = null;
this.l = 0;
if(bgColor) this.bgColor = bgColor;
else this.bgColor = null;
_mLists[_id++] = this;
}
function _listSetFont(i,j) {
this.fontIntro = i;
this.fontOutro = j;
}
function setIndent(indent) { this.i = indent; if(this.i < 0)
{ this.i = 0; this.space = false; } }
function setClip(layer, l, r, t, b) {
if(isNav4) {
layer.clip.left = l; layer.clip.right = r;
layer.clip.top = t; layer.clip.bottom = b;
} else {
layer.style.pixelWidth = r-l;
layer.style.pixelHeight = b-t;
layer.style.clip = "rect("+t+","+r+","+b+","+l+")";
}
}
function _writeList() {
self.status = "List: Writing list...";
var layer, str, clip;
for(var i = 0; i < this.types.length; i++) {
layer = this.items[i];
if(isNav4) layer.visibility = "hidden";
else layer.style.visibility = "hidden";
str = "";
if(isNav4) layer.document.open();
str += "<TABLE WIDTH="+this.width+" NOWRAP BORDER=0 CELLPADDING=0 CELLSPACING=0><TR>";
if(this.types[i] == "list") {
str += "<TD WIDTH=15 NOWRAP VALIGN=MIDDLE><A TARGET='_self' onmouseover=\"window.status='"+this.strs[i]+"'; return true;\" HREF=\"javascript:expand("+this.lists[i].id+");\"> <IMG WIDTH=9 HEIGHT=9 BORDER=0 SRC=\"true.gif\" NAME=\"_img"+this.lists[i].id+"\"></A></TD>";
_pid++;
} else if(this.space)
str += "<TD WIDTH=15 NOWRAP> </TD>";
if(this.l>0 && this.i>0) str += "<TD WIDTH="+this.l*this.i+" NOWRAP> </TD>";
str += "<TD HEIGHT="+(this.height-3)+" WIDTH="+(this.width-15-this.l*this.i)+" VALIGN=MIDDLE ALIGN=LEFT>";
if(this.fontIntro) str += this.fontIntro;
if(this.types[i] == "list")
str += "<A TARGET='_self' onmouseover=\"window.status='"+this.strs[i]+"'; return true;\" HREF=\"javascript:expand("+(i+1)+");\">"+this.strs[i]+"</A>"
else
str += "<A TARGET='obsah' onmouseover=\"window.status=''; return true;\" HREF='./obsah.html'>"+this.strs[i]+"</A>";
if(this.fontOutro) str += this.fontOutro;
str += "</TD></TABLE>";
if(isNav4) {
layer.document.writeln(str);
layer.document.close();
} else layer.innerHTML = str;
if(this.types[i] == "list" && this.lists[i].visible)
this.lists[i]._writeList();
}
this.built = true;
this.needsRewrite = false;
self.status = '';
}
function _showList() {
var layer;
for(var i = 0; i < this.types.length; i++) {
layer = this.items[i];
setClip(layer, 0, this.width, 0, this.height-1);
var bg = layer.oBgColor || this.bgColor;
if(isIE4) {
if((bg == null) || (bg == "null")) bg = "";
layer.style.backgroundColor = bg;
} else layer.document.bgColor = "";//bg;
if(this.types[i] == "list" && this.lists[i].visible)
this.lists[i]._showList();
}
this.shown = true;
this.needsUpdate = false;
}
function _updateList(pVis, x, y) {
var currTop = y, layer;
for(var i = 0; i < this.types.length; i++) {
layer = this.items[i];
if(this.visible && pVis) {
if(isNav4) {
layer.visibility = "visible";
layer.top = currTop;
layer.left = x;
} else {
layer.style.visibility = "visible";
layer.style.pixelTop = currTop;
layer.style.pixelLeft = x;
}
currTop += this.height;
} else {
if(isNav4) layer.visibility = "hidden";
else layer.style.visibility = "hidden";
}
if(this.types[i] == "list") {
if(isNav4) layer.document.images[0].src = "false.gif";
else eval('document.images._img'+this.lists[i].id+'.src = "false.gif"');
if(this.lists[i].visible) {
if(!this.lists[i].built || this.lists[i].needsRewrite) this.lists[i]._writeList();
if(!this.lists[i].shown || this.lists[i].needsUpdate) this.lists[i]._showList();
if(isNav4) layer.document.images[0].src = "true.gif";
else eval('document.images._img'+this.lists[i].id+'.src = "true.gif"');
} else {
if(isNav4) layer.document.images[0].src = "false.gif";
else eval('document.images._img'+this.lists[i].id+'.src = "false.gif"');
}
if(this.lists[i].built)
currTop = this.lists[i]._updateList(this.visible && pVis, x, currTop);
}
}
return currTop;
}
function _updateParent(pid, l) {
var layer;
if(!l) l = 0;
this.pid = pid;
this.l = l;
for(var i = 0; i < this.types.length; i++)
if(this.types[i] == "list")
this.lists[i]._updateParent(pid, l+1);
}
function expand(i) {
_mLists[i].visible = !_mLists[i].visible;
if(_mLists[i].onexpand != null) _mLists[i].onexpand(_mLists[i].id);
_mLists[_mLists[i].pid].rebuild();
if(_mLists[i].postexpand != null) _mLists[i].postexpand(_mLists[i].id);
}
function build(x, y) {
this._updateParent(this.id);
this._writeList();
this._showList();
this._updateList(true, x, y);
this.x = x; this.y = y;
}
function rebuild() { this._updateList(true, this.x, this.y); }
function addItem(str, bgColor, layer) {
var testLayer = false;
if(!document.all) document.all = document.layers;
if(!layer) {
if(isIE4 || !this.parLayer) testLayer = eval('document.all.lItem'+_lid);
else {
_pLayer = this.parLayer;
testLayer = eval('_pLayer.document.layers.lItem'+_lid);
}
if(testLayer) layer = testLayer;
else {
if(isNav4) {
if(this.parLayer) layer = new Layer(this.width, this.parLayer);
else layer = new Layer(this.width);
} else return;
}
}
if(bgColor) layer.oBgColor = bgColor;
this.items[this.items.length] = layer;
this.types[this.types.length] = "item";
this.strs[this.strs.length] = str;
_lid++;
}
function addList(list, str, bgColor, layer) {
var testLayer = false;
if(!document.all) document.all = document.layers;
if(!layer) {
if(isIE4 || !this.parLayer) testLayer = eval('document.all.lItem'+_lid);
else {
_pLayer = this.parLayer;
testLayer = eval('_pLayer.document.layers.lItem'+_lid);
}
if(testLayer) layer = testLayer;
else {
if(isNav4) {
if(this.parLayer) layer = new Layer(this.width, this.parLayer);
else layer = new Layer(this.width);
} else return;
}
}
if(bgColor) layer.oBgColor = bgColor;
this.lists[this.items.length] = list;
this.items[this.items.length] = layer;
this.types[this.types.length] = "list";
this.strs[this.strs.length] = str;
list.parent = this;
_lid++;
}