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include/includes/js/JSCookMenu.js
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(c) Copyright 2002-2005 by Heng Yuan` `Permission is hereby granted, free of charge, to any person obtaining a` `copy of this software and associated documentation files (the "Software"),` `to deal in the Software without restriction, including without limitation` `the rights to use, copy, modify, merge, publish, distribute, sublicense,` `and/or sell copies of the Software, and to permit persons to whom the` `Software is furnished to do so, subject to the following conditions:` `The above copyright notice and this permission notice shall be included` `in all copies or substantial portions of the Software.` `THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS` `OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,` `ITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE` `AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER` `LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING` `FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER` `DEALINGS IN THE SOFTWARE.` `/` `// Globals` `var` `_cmIDCount = 0;` `var` `_cmIDName =` `'cmSubMenuID';` `// for creating submenu id` `var` `_cmTimeOut =` `null;` `// how long the menu would stay` `var` `_cmCurrentItem =` `null;` `// the current menu item being selected;` `var` `_cmNoAction =` `new` `Object ();` `// indicate that the item cannot be hovered.` `var` `_cmNoClick =` `new` `Object ();` `// similar to _cmNoAction but does not respond to mouseup/mousedown events` `var` `_cmSplit =` `new` `Object ();` `// indicate that the item is a menu split` `var` `_cmItemList =` `new` `Array ();` `// a simple list of items` `// default node properties` `var` `_cmNodeProperties =` `{` `// main menu display attributes` `//` `// Note. When the menu bar is horizontal,` `// mainFolderLeft and mainFolderRight are` `// put in <span></span>. When the menu` `// bar is vertical, they would be put in` `// a separate TD cell.` `// HTML code to the left of the folder item` `mainFolderLeft:` `'',` `// HTML code to the right of the folder item` `mainFolderRight:` `'',` `// HTML code to the left of the regular item` `mainItemLeft:` `'',` `// HTML code to the right of the regular item` `mainItemRight:` `'',` `// sub menu display attributes` `// HTML code to the left of the folder item` `folderLeft:` `'',` `// HTML code to the right of the folder item` `folderRight:` `'',` `// HTML code to the left of the regular item` `itemLeft:` `'',` `// HTML code to the right of the regular item` `itemRight:` `'',` `// cell spacing for main menu` `mainSpacing: 0,` `// cell spacing for sub menus` `subSpacing: 0,` `// auto disappear time for submenus in milli-seconds` `delay: 500,` `// act on click to open sub menu` `// not yet implemented` `// 0 : use default behavior` `// 1 : hover open in all cases` `// 2 : click on main, hover on sub` `// 3 : click open in all cases` `clickOpen: 1` `};` `//////////////////////////////////////////////////////////////////////` `//` `// Drawing Functions and Utility Functions` `//` `//////////////////////////////////////////////////////////////////////` `//` `// produce a new unique id` `//` `function` `cmNewID ()` `{` `return` `_cmIDName + (++_cmIDCount);` `}` `//` `// return the property string for the menu item` `//` `function` `cmActionItem (item, prefix, isMain, idSub, orient, nodeProperties)` `{` `var` `clickOpen = _cmNodeProperties.clickOpen;` `if` `(nodeProperties.clickOpen)` `clickOpen = nodeProperties.clickOpen;` `// var index = _cmItemList.push (item) - 1;` `_cmItemList[_cmItemList.length] = item;` `var` `index = _cmItemList.length - 1;` `idSub = (!idSub) ?` `'null'` `: ('\''` `+ idSub +` `'\'');` `orient =` `'\''` `+ orient +` `'\'';` `prefix =` `'\''` `+ prefix +` `'\'';` `var` `onClick = (clickOpen == 3) \|\| (clickOpen == 2 && isMain);` `var` `returnStr;` `if` `(onClick)` `returnStr =` `' onmouseover="cmItemMouseOver (this,'` `+ prefix +` `','` `+ isMain +` `','` `+ idSub +` `','` `+ index +` `')" onmousedown="cmItemMouseDownOpenSub (this,'` `+ index +` `','` `+ prefix +` `','` `+ orient +` `','` `+ idSub +` `')"';` `else` `returnStr =` `' onmouseover="cmItemMouseOverOpenSub (this,'` `+ prefix +` `','` `+ isMain +` `','` `+ idSub +` `','` `+ orient +` `','` `+ index +` `')" onmousedown="cmItemMouseDown (this,'` `+ index +` `')"';` `return` `returnStr +` `' onmouseout="cmItemMouseOut (this,'` `+ nodeProperties.delay +` `')" onmouseup="cmItemMouseUp (this,'` `+ index +` `')"';` `}` `//` `// this one is used by _cmNoClick to only take care of onmouseover and onmouseout` `// events which are associated with menu but not actions associated with menu clicking/closing` `//` `function` `cmNoClickItem (item, prefix, isMain, idSub, orient, nodeProperties)` `{` `// var index = _cmItemList.push (item) - 1;` `_cmItemList[_cmItemList.length] = item;` `var` `index = _cmItemList.length - 1;` `idSub = (!idSub) ?` `'null'` `: ('\''` `+ idSub +` `'\'');` `orient =` `'\''` `+ orient +` `'\'';` `prefix =` `'\''` `+ prefix +` `'\'';` `return` `' onmouseover="cmItemMouseOver (this,'` `+ prefix +` `','` `+ isMain +` `','` `+ idSub +` `','` `+ index +` `')" onmouseout="cmItemMouseOut (this,'` `+ nodeProperties.delay +` `')"';` `}` `function` `cmNoActionItem (item, prefix)` `{` `return` `item[1];` `}` `function` `cmSplitItem (prefix, isMain, vertical)` `{` `var` `classStr =` `'cm'` `+ prefix;` `if` `(isMain)` `{` `classStr +=` `'Main';` `if` `(vertical)` `classStr +=` `'HSplit';` `else` `classStr +=` `'VSplit';` `}` `else` `classStr +=` `'HSplit';` `return` `eval (classStr);` `}` `//` `// draw the sub menu recursively` `//` `function` `cmDrawSubMenu (subMenu, prefix, id, orient, nodeProperties)` `{` `var` `str =` `'<div class="'` `+ prefix +` `'SubMenu" id="'` `+ id +` `'"><table summary="sub menu" cellspacing="'` `+ nodeProperties.subSpacing +` `'" class="'` `+ prefix +` `'SubMenuTable">';` `var` `strSub =` `'';` `var` `item;` `var` `idSub;` `var` `hasChild;` `var` `i;` `var` `classStr;` `for` `(i = 5; i < subMenu.length; ++i)` `{` `item = subMenu[i];` `if` `(!item)` `continue;` `hasChild = (item.length > 5);` `idSub = hasChild ? cmNewID () :` `null;` `if` `(item == _cmSplit)` `item = cmSplitItem (prefix, 0,` `true);` `str +=` `'<tr class="'` `+ prefix +` `'MenuItem"';` `if` `(item[0] != _cmNoClick)` `str += cmActionItem (item, prefix, 0, idSub, orient, nodeProperties);` `else` `str += cmNoClickItem (item, prefix, 0, idSub, orient, nodeProperties);` `str +=` `'>'` `if` `(item[0] == _cmNoAction \|\| item[0] == _cmNoClick)` `{` `str += cmNoActionItem (item, prefix);` `str +=` `'</tr>';` `continue;` `}` `classStr = prefix +` `'Menu';` `classStr += hasChild ?` `'Folder'` `:` `'Item';` `str +=` `'<td class="'` `+ classStr +` `'Left">';` `if` `(item[0] !=` `null)` `str += item[0];` `else` `str += hasChild ? nodeProperties.folderLeft : nodeProperties.itemLeft;` `str +=` `'</td><td class="'` `+ classStr +` `'Text">'` `+ item[1];` `str +=` `'</td><td class="'` `+ classStr +` `'Right">';` `if` `(hasChild)` `{` `str += nodeProperties.folderRight;` `strSub += cmDrawSubMenu (item, prefix, idSub, orient, nodeProperties);` `}` `else` `str += nodeProperties.itemRight;` `str +=` `'</td></tr>';` `}` `str +=` `'</table></div>'` `+ strSub;` `return` `str;` `}` `//` `// The function that builds the menu inside the specified element id.` `//` `// @param id id of the element` `// orient orientation of the menu in [hv][ab][lr] format` `// menu the menu object to be drawn` `// nodeProperties properties for each menu node` `//` `function` `cmDraw (id, menu, orient, nodeProperties, prefix)` `{` `var` `obj = cmGetObject (id);` `if` `(!nodeProperties)` `nodeProperties = _cmNodeProperties;` `if` `(!prefix)` `prefix =` `'';` `var` `str =` `'<table summary="main menu" class="'` `+ prefix +` `'Menu" cellspacing="'` `+ nodeProperties.mainSpacing +` `'">';` `var` `strSub =` `'';` `if` `(!orient)` `orient =` `'hbr';` `var` `orientStr = String (orient);` `var` `orientSub;` `var` `vertical;` `// draw the main menu items` `if` `(orientStr.charAt (0) ==` `'h')` `{` `// horizontal menu` `orientSub =` `'v'` `+ orientStr.substr (1, 2);` `str +=` `'<tr>';` `vertical =` `false;` `}` `else` `{` `// vertical menu` `orientSub =` `'v'` `+ orientStr.substr (1, 2);` `vertical =` `true;` `}` `var` `i;` `var` `item;` `var` `idSub;` `var` `hasChild;` `var` `classStr;` `for` `(i = 0; i < menu.length; ++i)` `{` `item = menu[i];` `if` `(!item)` `continue;` `str += vertical ?` `'<tr'` `:` `'<td';` `str +=` `' class="'` `+ prefix +` `'MainItem"';` `hasChild = (item.length > 5);` `idSub = hasChild ? cmNewID () :` `null;` `str += cmActionItem (item, prefix, 1, idSub, orient, nodeProperties) +` `'>';` `if` `(item == _cmSplit)` `item = cmSplitItem (prefix, 1, vertical);` `if` `(item[0] == _cmNoAction \|\| item[0] == _cmNoClick)` `{` `str += cmNoActionItem (item, prefix);` `str += vertical?` `'</tr>'` `:` `'</td>';` `continue;` `}` `classStr = prefix +` `'Main'` `+ (hasChild ?` `'Folder'` `:` `'Item');` `str += vertical ?` `'<td'` `:` `'<span';` `str +=` `' class="'` `+ classStr +` `'Left">';` `str += (item[0] ==` `null) ? (hasChild ? nodeProperties.mainFolderLeft : nodeProperties.mainItemLeft)` `: item[0];` `str += vertical ?` `'</td>'` `:` `'</span>';` `str += vertical ?` `'<td'` `:` `'<span';` `str +=` `' class="'` `+ classStr +` `'Text">';` `str += item[1];` `str += vertical ?` `'</td>'` `:` `'</span>';` `str += vertical ?` `'<td'` `:` `'<span';` `str +=` `' class="'` `+ classStr +` `'Right">';` `str += hasChild ? nodeProperties.mainFolderRight : nodeProperties.mainItemRight;` `str += vertical ?` `'</td>'` `:` `'</span>';` `str += vertical ?` `'</tr>'` `:` `'</td>';` `if` `(hasChild)` `strSub += cmDrawSubMenu (item, prefix, idSub, orientSub, nodeProperties);` `}` `if` `(!vertical)` `str +=` `'</tr>';` `str +=` `'</table>'` `+ strSub;` `obj.innerHTML = str;` `//document.write ("<xmp>" + str + "</xmp>");` `}` `//` `// The function builds the menu inside the specified element id.` `//` `// This function is similar to cmDraw except that menu is taken from HTML node` `// rather a javascript tree. This feature allows links to be scanned by search` `// bots.` `//` `// This function basically converts HTML node to a javascript tree, and then calls` `// cmDraw to draw the actual menu, replacing the hidden menu tree.` `//` `// Format:` `// <div id="menu">` `// <ul style="visibility: hidden">` `// <li><span>icon</span><a href="link" title="description">main menu text</a>` `// <ul>` `// <li><span>icon</span><a href="link" title="description">submenu item</a>` `// </li>` `// </ul>` `// </li>` `// </ul>` `// </div>` `//` `function` `cmDrawFromText (id, orient, nodeProperties, prefix)` `{` `var` `domMenu = cmGetObject (id);` `var` `menu =` `null;` `for` `(var` `currentDomItem = domMenu.firstChild; currentDomItem; currentDomItem = currentDomItem.nextSibling)` `{` `if` `(!currentDomItem.tagName \|\| currentDomItem.tagName.toLowerCase () !=` `'ul')` `continue;` `menu = cmDrawFromTextSubMenu (currentDomItem);` `break;` `}` `if` `(menu)` `cmDraw (id, menu, orient, nodeProperties, prefix);` `}` `//` `// a recursive function that build menu tree structure` `//` `function` `cmDrawFromTextSubMenu (domMenu)` `{` `var` `items =` `new` `Array ();` `for` `(var` `currentDomItem = domMenu.firstChild; currentDomItem; currentDomItem = currentDomItem.nextSibling)` `{` `if` `(!currentDomItem.tagName \|\| currentDomItem.tagName.toLowerCase () !=` `'li')` `continue;` `if` `(currentDomItem.firstChild ==` `null)` `{` `items[items.length] = _cmSplit;` `continue;` `}` `var` `item =` `new` `Array ();` `var` `currentItem = currentDomItem.firstChild;` `for` `(; currentItem; currentItem = currentItem.nextSibling)` `{` `// scan for span tag` `if` `(!currentItem.tagName \|\| currentItem.tagName.toLowerCase () !=` `'span')` `continue;` `if` `(!currentItem.firstChild)` `item[0] =` `null;` `else` `item[0] = currentItem.innerHTML;` `break;` `}` `if` `(!currentItem)` `continue;` `for` `(; currentItem; currentItem = currentItem.nextSibling)` `{` `// scan for span tag` `if` `(!currentItem.tagName \|\| currentItem.tagName.toLowerCase () !=` `'a')` `continue;` `item[1] = currentItem.innerHTML;` `item[2] = currentItem.href;` `item[3] = currentItem.target;` `item[4] = currentItem.title;` `if` `(item[4] ==` `'')` `item[4] =` `null;` `break;` `}` `for` `(; currentItem; currentItem = currentItem.nextSibling)` `{` `// scan for span tag` `if` `(!currentItem.tagName \|\| currentItem.tagName.toLowerCase () !=` `'ul')` `continue;` `var` `subMenuItems = cmDrawFromTextSubMenu (currentItem);` `for` `(i = 0; i < subMenuItems.length; ++i)` `item[i + 5] = subMenuItems[i];` `break;` `}` `items[items.length] = item;` `}` `return` `items;` `}` `//////////////////////////////////////////////////////////////////////` `//` `// Mouse Event Handling Functions` `//` `//////////////////////////////////////////////////////////////////////` `//` `// action should be taken for mouse moving in to the menu item` `//` `// Here we just do things concerning this menu item, w/o opening sub menus.` `//` `function` `cmItemMouseOver (obj, prefix, isMain, idSub, index)` `{` `clearTimeout (_cmTimeOut);` `if` `(!obj.cmPrefix)` `{` `obj.cmPrefix = prefix;` `obj.cmIsMain = isMain;` `}` `var` `thisMenu = cmGetThisMenu (obj, prefix);` `// insert obj into cmItems if cmItems doesn't have obj` `if` `(!thisMenu.cmItems)` `thisMenu.cmItems =` `new` `Array ();` `var` `i;` `for` `(i = 0; i < thisMenu.cmItems.length; ++i)` `{` `if` `(thisMenu.cmItems[i] == obj)` `break;` `}` `if` `(i == thisMenu.cmItems.length)` `{` `//thisMenu.cmItems.push (obj);` `thisMenu.cmItems[i] = obj;` `}` `// hide the previous submenu that is not this branch` `if` `(_cmCurrentItem)` `{` `// occationally, we get this case when user` `// move the mouse slowly to the border` `if` `(_cmCurrentItem == obj \|\| _cmCurrentItem == thisMenu)` `{` `var` `item = _cmItemList[index];` `cmSetStatus (item);` `return;` `}` `var` `thatPrefix = _cmCurrentItem.cmPrefix;` `var` `thatMenu = cmGetThisMenu (_cmCurrentItem, thatPrefix);` `if` `(thatMenu != thisMenu.cmParentMenu)` `{` `if` `(_cmCurrentItem.cmIsMain)` `_cmCurrentItem.className = thatPrefix + 'MainItem';` `else` `_cmCurrentItem.className = thatPrefix + 'MenuItem';` `if (thatMenu.id != idSub)` `cmHideMenu (thatMenu, thisMenu, thatPrefix);` `}` `}` `// okay, set the current menu to this obj` `_cmCurrentItem = obj;` `// just in case, reset all items in this menu to MenuItem` `cmResetMenu (thisMenu, prefix);` `var item = _cmItemList[index];` `var isDefaultItem = cmIsDefaultItem (item);` `if (isDefaultItem)` `{` `if (isMain)` `obj.className = prefix + 'MainItemHover';` `else` `obj.className = prefix + 'MenuItemHover';` `}` `cmSetStatus (item);` `}` `//` `// action should be taken for mouse moving in to the menu item` `//` `// This function also opens sub menu` `//` `function cmItemMouseOverOpenSub (obj, prefix, isMain, idSub, orient, index)` `{` `cmItemMouseOver (obj, prefix, isMain, idSub, index);` `if (idSub)` `{` `var subMenu = cmGetObject (idSub);` `cmShowSubMenu (obj, prefix, subMenu, orient);` `}` `}` `//` `// action should be taken for mouse moving out of the menu item` `//` `function cmItemMouseOut (obj, delayTime)` `{` `if (!delayTime)` `delayTime = _cmNodeProperties.delay;` `_cmTimeOut = window.setTimeout ('cmHideMenuTime ()', delayTime);` `window.defaultStatus = '';` `}` `//` `// action should be taken for mouse button down at a menu item` `//` `function cmItemMouseDown (obj, index)` `{` `if (cmIsDefaultItem (_cmItemList[index]))` `{` `if (obj.cmIsMain)` `obj.className = obj.cmPrefix + 'MainItemActive';` `else` `obj.className = obj.cmPrefix + 'MenuItemActive';` `}` `}` `//` `// action should be taken for mouse button down at a menu item` `// this is one also opens submenu if needed` `//` `function cmItemMouseDownOpenSub (obj, index, prefix, orient, idSub)` `{` `cmItemMouseDown (obj, index);` `if (idSub)` `{` `var subMenu = cmGetObject (idSub);` `cmShowSubMenu (obj, prefix, subMenu, orient);` `}` `}` `//` `// action should be taken for mouse button up at a menu item` `//` `function cmItemMouseUp (obj, index)` `{` `var item = _cmItemList[index];` `var link = null, target = '_self';` `if (item.length > 2)` `link = item[2];` `if (item.length > 3 && item[3])` `target = item[3];` `if (link != null)` `{` `window.open (link, target);` `}` `var prefix = obj.cmPrefix;` `var thisMenu = cmGetThisMenu (obj, prefix);` `var hasChild = (item.length > 5);` `if (!hasChild)` `{` `if (cmIsDefaultItem (item))` `{` `if (obj.cmIsMain)` `obj.className = prefix + 'MainItem';` `else` `obj.className = prefix + 'MenuItem';` `}` `cmHideMenu (thisMenu, null, prefix);` `}` `else` `{` `if (cmIsDefaultItem (item))` `{` `if (obj.cmIsMain)` `obj.className = prefix + 'MainItemHover';` `else` `obj.className = prefix + 'MenuItemHover';` `}` `}` `}` `//////////////////////////////////////////////////////////////////////` `//` `// Mouse Event Support Utility Functions` `//` `//////////////////////////////////////////////////////////////////////` `//` `// move submenu to the appropriate location` `//` `// @param obj the menu item that opens up the subMenu` `// subMenu the sub menu to be shown` `// orient the orientation of the subMenu` `//` `function cmMoveSubMenu (obj, subMenu, orient)` `{` `var mode = String (orient);` `var p = subMenu.offsetParent;` `var subMenuWidth = cmGetWidth (subMenu);` `var horiz = cmGetHorizontalAlign (obj, mode, p, subMenuWidth);` `if (mode.charAt (0) == 'h')` `{` `if (mode.charAt (1) == 'b')` `subMenu.style.top = (cmGetYAt (obj, p) + cmGetHeight (obj)) + 'px';` `else` `subMenu.style.top = (cmGetYAt (obj, p) - cmGetHeight (subMenu)) + 'px';` `if (horiz == 'r')` `subMenu.style.left = (cmGetXAt (obj, p)) + 'px';` `else` `subMenu.style.left = (cmGetXAt (obj, p) + cmGetWidth (obj) - subMenuWidth) + 'px';` `}` `else` `{` `if (horiz == 'r')` `subMenu.style.left = (cmGetXAt (obj, p) + cmGetWidth (obj)) + 'px';` `else` `subMenu.style.left = (cmGetXAt (obj, p) - subMenuWidth) + 'px';` `if (mode.charAt (1) == 'b')` `subMenu.style.top = (cmGetYAt (obj, p)) + 'px';` `else` `subMenu.style.top = (cmGetYAt (obj, p) + cmGetHeight (obj) - cmGetHeight (subMenu)) + 'px';` `}` `}` `//` `// automatically re-adjust the menu position based on available screen size.` `//` `function cmGetHorizontalAlign (obj, mode, p, subMenuWidth)` `{` `var horiz = mode.charAt (2);` `if (!(document.body))` `return horiz;` `var body = document.body;` `var browserLeft;` `var browserRight;` `if (window.innerWidth)` `{` `// DOM window attributes` `browserLeft = window.pageXOffset;` `browserRight = window.innerWidth + browserLeft;` `}` `else if (body.clientWidth)` `{` `// IE attributes` `browserLeft = body.clientLeft;` `browserRight = body.clientWidth + browserLeft;` `}` `else` `return horiz;` `if (mode.charAt (0) == 'h')` `{` `if (horiz == 'r' && (cmGetXAt (obj) + subMenuWidth) > browserRight)` `horiz = 'l';` `if (horiz == 'l' && (cmGetXAt (obj) + cmGetWidth (obj) - subMenuWidth) < browserLeft)` `horiz = 'r';` `return horiz;` `}` `else` `{` `if (horiz == 'r' && (cmGetXAt (obj, p) + cmGetWidth (obj) + subMenuWidth) > browserRight)` `horiz = 'l';` `if (horiz == 'l' && (cmGetXAt (obj, p) - subMenuWidth) < browserLeft)` `horiz = 'r';` `return horiz;` `}` `}` `//` `// show the subMenu w/ specified orientation` `// also move it to the correct coordinates` `//` `// @param obj the menu item that opens up the subMenu` `// subMenu the sub menu to be shown` `// orient the orientation of the subMenu` `//` `function cmShowSubMenu (obj, prefix, subMenu, orient)` `{` `if (!subMenu.cmParentMenu)` `{` `// establish the tree w/ back edge` `var thisMenu = cmGetThisMenu (obj, prefix);` `subMenu.cmParentMenu = thisMenu;` `if (!thisMenu.cmSubMenu)` `thisMenu.cmSubMenu = new Array ();` `//thisMenu.cmSubMenu.push (subMenu);` `thisMenu.cmSubMenu[thisMenu.cmSubMenu.length] = subMenu;` `}` `// position the sub menu` `cmMoveSubMenu (obj, subMenu, orient);` `subMenu.style.visibility = 'visible';` `//` `// On IE, controls such as SELECT, OBJECT, IFRAME (before 5.5)` `// are window based controls. So, if the sub menu and these` `// controls overlap, sub menu would be hidden behind them. Thus` `// one needs to turn the visibility of these controls off when the` `// sub menu is showing, and turn their visibility back on` `// when the sub menu is hiding.` `//` `if (document.all) // it is IE` `{` `/* part of Felix Zaslavskiy's fix on hiding controls` `not really sure` `if` `this` `part is necessary, but shouldn't` `hurt. /` `if (!subMenu.cmOverlap)` `subMenu.cmOverlap = new Array ();` `/@cc_on @/` `/@if (@_jscript_version >= 5.5)` `@else @/` `cmHideControl ("IFRAME", subMenu);` `/@end @/` `cmHideControl ("SELECT", subMenu);` `cmHideControl ("OBJECT", subMenu);` `}` `}` `//` `// reset all the menu items to class MenuItem in thisMenu` `//` `function cmResetMenu (thisMenu, prefix)` `{` `if (thisMenu.cmItems)` `{` `var i;` `var str;` `var items = thisMenu.cmItems;` `for (i = 0; i < items.length; ++i)` `{` `if (items[i].cmIsMain)` `str = prefix + 'MainItem';` `else` `str = prefix + 'MenuItem';` `if (items[i].className != str)` `items[i].className = str;` `}` `}` `}` `//` `// called by the timer to hide the menu` `//` `function cmHideMenuTime ()` `{` `if (_cmCurrentItem)` `{` `var prefix = _cmCurrentItem.cmPrefix;` `cmHideMenu (cmGetThisMenu (_cmCurrentItem, prefix), null, prefix);` `_cmCurrentItem = null;` `}` `}` `//` `// hide thisMenu, children of thisMenu, as well as the ancestor` `// of thisMenu until currentMenu is encountered. currentMenu` `// will not be hidden` `//` `function cmHideMenu (thisMenu, currentMenu, prefix)` `{` `var str = prefix + 'SubMenu';` `// hide the down stream menus` `if (thisMenu.cmSubMenu)` `{` `var i;` `for (i = 0; i < thisMenu.cmSubMenu.length; ++i)` `{` `cmHideSubMenu (thisMenu.cmSubMenu[i], prefix);` `}` `}` `// hide the upstream menus` `while (thisMenu && thisMenu != currentMenu)` `{` `cmResetMenu (thisMenu, prefix);` `if (thisMenu.className == str)` `{` `thisMenu.style.visibility = 'hidden';` `cmShowControl (thisMenu);` `}` `else` `break;` `thisMenu = cmGetThisMenu (thisMenu.cmParentMenu, prefix);` `}` `}` `//` `// hide thisMenu as well as its sub menus if thisMenu is not` `// already hidden` `//` `function cmHideSubMenu (thisMenu, prefix)` `{` `if (thisMenu.style.visibility == 'hidden')` `return;` `if (thisMenu.cmSubMenu)` `{` `var i;` `for (i = 0; i < thisMenu.cmSubMenu.length; ++i)` `{` `cmHideSubMenu (thisMenu.cmSubMenu[i], prefix);` `}` `}` `cmResetMenu (thisMenu, prefix);` `thisMenu.style.visibility = 'hidden';` `cmShowControl (thisMenu);` `}` `//` `// hide a control such as IFRAME` `//` `function cmHideControl (tagName, subMenu)` `{` `var x = cmGetX (subMenu);` `var y = cmGetY (subMenu);` `var w = subMenu.offsetWidth;` `var h = subMenu.offsetHeight;` `var i;` `for (i = 0; i < document.all.tags(tagName).length; ++i)` `{` `var obj = document.all.tags(tagName)[i];` `if (!obj \|\| !obj.offsetParent)` `continue;` `// check if the object and the subMenu overlap` `var ox = cmGetX (obj);` `var oy = cmGetY (obj);` `var ow = obj.offsetWidth;` `var oh = obj.offsetHeight;` `if (ox > (x + w) \|\| (ox + ow) < x)` `continue;` `if (oy > (y + h) \|\| (oy + oh) < y)` `continue;` `// if object is already made hidden by a different` `// submenu then we dont want to put it on overlap list of` `// of a submenu a second time.` `// - bug fixed by Felix Zaslavskiy` `if(obj.style.visibility == "hidden")` `continue;` `//subMenu.cmOverlap.push (obj);` `subMenu.cmOverlap[subMenu.cmOverlap.length] = obj;` `obj.style.visibility = "hidden";` `}` `}` `//` `// show the control hidden by the subMenu` `//` `function cmShowControl (subMenu)` `{` `if (subMenu.cmOverlap)` `{` `var i;` `for (i = 0; i < subMenu.cmOverlap.length; ++i)` `subMenu.cmOverlap[i].style.visibility = "";` `}` `subMenu.cmOverlap = null;` `}` `//` `// returns the main menu or the submenu table where this obj (menu item)` `// is in` `//` `function cmGetThisMenu (obj, prefix)` `{` `var str1 = prefix + 'SubMenu';` `var str2 = prefix + 'Menu';` `while (obj)` `{` `if (obj.className == str1 \|\| obj.className == str2)` `return obj;` `obj = obj.parentNode;` `}` `return null;` `}` `//` `// return true if this item is handled using default handlers` `//` `function cmIsDefaultItem (item)` `{` `if (item == _cmSplit \|\| item[0] == _cmNoAction \|\| item[0] == _cmNoClick)` `return false;` `return true;` `}` `//` `// returns the object baring the id` `//` `function cmGetObject (id)` `{` `if (document.all)` `return document.all[id];` `return document.getElementById (id);` `}` `//` `// functions that obtain the width of an HTML element.` `//` `function cmGetWidth (obj)` `{` `var width = obj.offsetWidth;` `if (width > 0 \|\| !cmIsTRNode (obj))` `return width;` `if (!obj.firstChild)` `return 0;` `// use TABLE's length can cause an extra pixel gap` `//return obj.parentNode.parentNode.offsetWidth;` `// use the left and right child instead` `return` `obj.lastChild.offsetLeft - obj.firstChild.offsetLeft + cmGetWidth (obj.lastChild);` `}` `//` `// functions that obtain the height of an HTML element.` `//` `function` `cmGetHeight (obj)` `{` `var` `height = obj.offsetHeight;` `if` `(height > 0 \|\| !cmIsTRNode (obj))` `return` `height;` `if` `(!obj.firstChild)` `return` `0;` `// use the first child's height` `return` `obj.firstChild.offsetHeight;` `}` `//` `// functions that obtain the coordinates of an HTML element` `//` `function` `cmGetX (obj)` `{` `var` `x = 0;` `do` `{` `x += obj.offsetLeft;` `obj = obj.offsetParent;` `}` `while` `(obj);` `return` `x;` `}` `function` `cmGetXAt (obj, elm)` `{` `var` `x = 0;` `while` `(obj && obj != elm)` `{` `x += obj.offsetLeft;` `obj = obj.offsetParent;` `}` `if` `(obj == elm)` `return` `x;` `return` `x - cmGetX (elm);` `}` `function` `cmGetY (obj)` `{` `var` `y = 0;` `do` `{` `y += obj.offsetTop;` `obj = obj.offsetParent;` `}` `while` `(obj);` `return` `y;` `}` `function` `cmIsTRNode (obj)` `{` `var` `tagName = obj.tagName;` `return` `tagName ==` `"TR"` `\|\| tagName ==` `"tr"` `\|\| tagName ==` `"Tr"` `\|\| tagName ==` `"tR";` `}` `//` `// get the Y position of the object. In case of TR element though,` `// we attempt to adjust the value.` `//` `function` `cmGetYAt (obj, elm)` `{` `var` `y = 0;` `if` `(!obj.offsetHeight && cmIsTRNode (obj))` `{` `var` `firstTR = obj.parentNode.firstChild;` `obj = obj.firstChild;` `y -= firstTR.firstChild.offsetTop;` `}` `while` `(obj && obj != elm)` `{` `y += obj.offsetTop;` `obj = obj.offsetParent;` `}` `if` `(obj == elm)` `return` `y;` `return` `y - cmGetY (elm);` `}` `//` `// extract description from the menu item and set the status text` `// @param item the menu item` `//` `function` `cmSetStatus (item)` `{` `var` `descript = '';` `if (item.length > 4)` `descript = (item[4] != null) ? item[4] : (item[2] ? item[2] : descript);` `else if (item.length > 2)` `descript = (item[2] ? item[2] : descript);` `window.defaultStatus = descript;` `}` `//` `// debug function, ignore :)` `//` `function cmGetProperties (obj)` `{` `if (obj == undefined)` `return 'undefined';` `if (obj == null)` `return 'null';` `var msg = obj + ':\n';` `var i;` `for (i in obj)` `msg += i + '` `=` `' + obj[i] + ';` `';` `return msg;` `}` `/ v1.4.3 1. changed how _cmSplit is handled a bit so that _cmNoClick can work` `properly. All splits in predefined themes are changed to use` `_cmNoClick instead of _cmNoAction.` `/` `/ v1.4.2 1. fixed _cmNoClick mouse hoover bug.` `2. fixed a statusbar text problem that cause text to disappear when` `hoovering mouse within the same menu item.` `3. changed the behavior of cmDrawFromText s.t. if the title of the` `of a link is empty, the actual url is used as text. To clear` `this link information, title needs to be '` `'.` `/` `/ v1.4.1 1. fixed a problem introduced in 1.4 where re-entering a main menu` `item which doesn't have a child can disable its hover setting.` `Apparently I deleted an extra line of code when I was doing` `cleaning up. Reported by David Maliachi and a few others.` `/` `/ JSCookMenu v1.4 1. fixed a minor td cell closure problem. Thanks to Georg Lorenz` `<georg@lonux.de> for discovering that.` `2. added clickOpen to nodeProperties. See _cmNodeProperties for` `description. Basically menus can be opened on click only.` `3. added an ability to draw menu from an html node instead of a javascript` `tree, making this script search bot friendly (I hope?).` `/` `/ JSCookMenu v1.31 1. fix a bug on IE with causes submenus to display at the top` `left corner due to doctype. The fix was provided by` `Burton Strauss <Burton@ntopsupport.com>.` `/` `/ JSCookMenu v1.3 1. automatically realign (left and right) the submenu when` `client space is not enough.` `2. add _cmNoClick to get rid of menu closing behavior` `on the particular menu item, to make it possible for things` `such as search box to be inside the menu.` `/` `/ JSCookMenu v1.25 1. fix Safari positioning issue. The problem is that all TR elements are located` `at the top left corner. Thus, need to obtain the "virtual"` `position of these element could be at.` `/` `/ JSCookMenu v1.24 1. fix window based control hiding bug` `thanks to Felix Zaslavskiy <felix@bebinary.com> for the fix.` `/` `/ JSCookMenu v1.23 1. correct a position bug when the container is positioned.` `thanks to Andre <anders@netspace.net.au> for narrowing down` `the problem.` `/` `/ JSCookMenu v1.22 1. change Array.push (obj) call to Array[length] = obj.` `Suggestion from Dick van der Kaaden <dick@netrex.nl> to` `make the script compatible with IE 5.0` `2. Changed theme files a little to add z-index: 100 for sub` `menus. This change is necessary for Netscape to avoid` `a display problem.` `3. some changes to the DOM structure to make this menu working` `on Netscape 6.0 (tested). The main reason is that NN6 does` `not do absolute positioning with tables. Therefore an extra` `div layer must be put around the table.` `/` `/ JSCookMenu v1.21 1. fixed a bug that didn't add 'px' as part of coordinates.` `JSCookMenu should be XHTML validator friendly now.` `2. removed unnecessary display attribute and corresponding` `theme entry to fix a problem that Netscape sometimes` `render Office theme incorrectly` `/` `/ JSCookMenu v1.2. 1. fix the problem of showing status in Netscape` `2. changed the handler parameters a bit to allow` `string literals to be passed to javascript based` `links` `3. having null in target field would cause the link` `to be opened in the current window, but this behavior` `could change in the future releases` `/` `/ JSCookMenu v1.1. added ability to hide controls in IE to show submenus properly /` `/ JSCookMenu v1.01. cmDraw generates XHTML code /` `/ JSCookMenu v1.0. (c) Copyright 2002 by Heng Yuan */`

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