Hiermenus Go Forth, XXVII - DHTML Lab | 10
Hiermenus Go Forth, XXVII:
Version 4.2.1 - The Complete Script (Full-Window)
The external HM JavaScript file for Internet Explorer 4.x for Windows (HM_ScriptIE4.js).
/*HM_ScriptIE4.js * by Peter Belesis. v4.2.1 020219 * Copyright (c) 2002 Peter Belesis. All Rights Reserved. * Originally published and documented at https://www.dhtmlab.com/ * Available solely from INT Media Group. Incorporated under exclusive license. * Contact [email protected] for more information. */ HM_a_Parameters = [ ["MenuWidth", 150, "number"], ["FontFamily", "Arial,sans-serif"], ["FontSize", 10, "number"], ["FontBold", false, "boolean"], ["FontItalic", false, "boolean"], ["FontColor", "black"], ["FontColorOver", "white"], ["BGColor", "white"], ["BGColorOver", "black"], ["ItemPadding", 3, "number"], ["BorderWidth", 2, "number"], ["BorderColor", "red"], ["BorderStyle", "solid"], ["SeparatorSize", 1, "number"], ["SeparatorColor", "yellow"], ["ImageSrc", "HM_More_black_right.gif"], ["ImageSrcOver", null], ["ImageSrcLeft", "HM_More_black_left.gif"], ["ImageSrcLeftOver", null], ["ImageSize", 5, "number"], ["ImageHorizSpace", 0, "number"], ["ImageVertSpace", 0, "number"], ["KeepHilite", false, "boolean"], ["ClickStart", false, "boolean"], ["ClickKill", true, "boolean"], ["ChildOverlap", 20, "number"], ["ChildOffset", 10, "number"], ["ChildPerCentOver", null, "number"], ["TopSecondsVisible", .5, "number"], ["ChildSecondsVisible",.3, "number"], ["StatusDisplayBuild", 1, "boolean"], ["StatusDisplayLink", 1, "boolean"], ["UponDisplay", null, "delayed"], ["UponHide", null, "delayed"], ["RightToLeft", false, "boolean"], ["CreateTopOnly", 0, "boolean"], ["ShowLinkCursor", false, "boolean"], ["ScrollEnabled", false, "boolean"], ["ScrollBarHeight", 14, "number"], ["ScrollBarColor", "lightgrey"], ["ScrollImgSrcTop", "HM_More_black_top.gif"], ["ScrollImgSrcBot", "HM_More_black_bot.gif"], ["ScrollImgWidth", 9, "number"], ["ScrollImgHeight", 5, "number"] ] HM_MenuIDPrefix = "HM_Menu"; HM_ItemIDPrefix = "HM_Item"; HM_ArrayIDPrefix = "HM_Array"; Function.prototype.isFunction = true; Function.prototype.isString = false; String.prototype.isFunction = false; String.prototype.isString = true; String.prototype.isBoolean = false; String.prototype.isNumber = false; Number.prototype.isString = false; Number.prototype.isFunction = false; Number.prototype.isBoolean = false; Number.prototype.isNumber = true; Boolean.prototype.isString = false; Boolean.prototype.isFunction = false; Boolean.prototype.isBoolean = true; Boolean.prototype.isNumber = false; Array.prototype.itemValidation = false; Array.prototype.isArray = true; function HM_f_AssignParameters(paramarray){ var ParamName = paramarray[0]; var DefaultValue = paramarray[1]; var FullParamName = "HM_" + ParamName; if (typeof eval("window.HM_PG_" + ParamName) == "undefined") { if (typeof eval("window.HM_GL_" + ParamName) == "undefined") { eval(FullParamName + "= DefaultValue"); } else { eval(FullParamName + "= HM_GL_" + ParamName); } } else { eval(FullParamName + "= HM_PG_" + ParamName); } paramarray[0] = FullParamName; paramarray[1] = eval(FullParamName); } function HM_f_EvalParameters(valuenew,valueold,valuetype){ var TestString, ParPosition; if(typeof valuenew == "undefined" || valuenew == null || (valuenew.isString && valuenew.length == 0)){ return valueold; } if(valuetype != "delayed"){ while(valuenew.isString) { ParPosition = valuenew.indexOf("("); if(ParPosition !=-1) { TestString = "window." + valuenew.substr(0,ParPosition); if (typeof eval(TestString) != "undefined" && eval(TestString).isFunction) { valuenew = eval(valuenew); } } else break } } while(valuenew.isFunction) {valuenew = valuenew()} switch(valuetype){ case "number": while (valuenew.isString) {valuenew = eval(valuenew)} break; case "boolean": while (!valuenew.isBoolean) { valuenew = (valuenew.isNumber) ? valuenew ? true : false : eval(valuenew); } break; } return valuenew; } for (i=0;i<HM_a_Parameters.length;i++) { HM_f_AssignParameters(HM_a_Parameters[i]); eval(HM_a_Parameters[i][0] + "= HM_f_EvalParameters("+ HM_a_Parameters[i][0] +",null,HM_a_Parameters[i][2])") } HM_ChildPerCentOver = (isNaN(parseFloat(HM_ChildPerCentOver))) ? null : parseFloat(HM_ChildPerCentOver)/100; HM_ChildMilliSecondsVisible = HM_ChildSecondsVisible * 1000; function HM_f_ValidateArray(arrayname){ var MenuArrayIsValid = false; var MenuArrayIsObject = (typeof eval("window." + arrayname) == "object"); if(MenuArrayIsObject) { var TheMenuArray = eval(arrayname); if(TheMenuArray.isArray && TheMenuArray.length > 1) { MenuArrayIsValid = true; if(!TheMenuArray.itemValidation) { while((typeof TheMenuArray[TheMenuArray.length-1] != "object") || (!TheMenuArray[TheMenuArray.length-1].isArray)) { TheMenuArray.length--; } TheMenuArray.itemValidation = true; } } } return MenuArrayIsValid; } if(!window.HM_a_TreesToBuild) { HM_a_TreesToBuild = []; for(i=1; i<100; i++){ if(HM_f_ValidateArray(HM_ArrayIDPrefix + i)) HM_a_TreesToBuild[HM_a_TreesToBuild.length] = i; } } HM_CurrentArray = null; HM_CurrentTree = null; HM_CurrentMenu = null; HM_CurrentItem = null; HM_a_TopMenus = []; HM_AreLoaded = false; HM_AreCreated = false; HM_BeingCreated = false; HM_UserOverMenu = false; HM_HideAllTimer = null; HM_TotalTrees = 0; HM_ZIndex = 5000; HM_ScrollTimer = null; //4.2.1 HM_ResizeTimeout = null; function propertyTransfer(){ this.obj = eval(this.id + "Obj"); for (temp in this.obj) {this[temp] = this.obj[temp]} } function HM_f_StartIt() { if((typeof(document.body) == "undefined") || (document.body == null)) return; if(HM_AreCreated) return; HM_AreLoaded = true; if (HM_ClickKill) { HM_f_OtherMouseDown = (document.onmousedown) ? document.onmousedown : new Function; document.onmousedown = function(){HM_f_PageClick();HM_f_OtherMouseDown()} } else { HM_TopMilliSecondsVisible = HM_TopSecondsVisible * 1000; } HM_f_MakeTrees(); HM_f_OtherOnLoad(); } function HM_f_MakeTrees(){ HM_BeingCreated = true; var TreeParams = null; var TreeHasChildren = false; var ItemArray = null; for(var t=0; t<HM_a_TreesToBuild.length; t++) { if(!HM_f_ValidateArray(HM_ArrayIDPrefix + HM_a_TreesToBuild[t])) continue; HM_CurrentArray = eval(HM_ArrayIDPrefix + HM_a_TreesToBuild[t]); TreeParams = HM_CurrentArray[0]; TreeHasChildren = false; for(var i=1; i<HM_CurrentArray.length; i++) { ItemArray = HM_CurrentArray[i]; if(ItemArray[ItemArray.length-1]) {TreeHasChildren = true; break} } HM_CurrentTree = { MenuWidth : MenuWidth = HM_f_EvalParameters(TreeParams[0],HM_MenuWidth,"number"), MenuLeft : MenuLeft = HM_f_EvalParameters(TreeParams[1],null,"delayed"), MenuTop : MenuTop = HM_f_EvalParameters(TreeParams[2],null,"delayed"), ItemWidth : MenuWidth - (HM_BorderWidth*2), FontColor : HM_f_EvalParameters(TreeParams[3],HM_FontColor), FontColorOver : HM_f_EvalParameters(TreeParams[4],HM_FontColorOver), BGColor : HM_f_EvalParameters(TreeParams[5],HM_BGColor), BGColorOver : HM_f_EvalParameters(TreeParams[6],HM_BGColorOver), BorderColor : HM_f_EvalParameters(TreeParams[7],HM_BorderColor), SeparatorColor : HM_f_EvalParameters(TreeParams[8],HM_SeparatorColor), TopIsPermanent : ((MenuLeft == null) || (MenuTop == null)) ? false : HM_f_EvalParameters(TreeParams[9],false,"boolean"), TopIsHorizontal : TopIsHorizontal = HM_f_EvalParameters(TreeParams[10],false,"boolean"), TreeIsHorizontal : TreeHasChildren ? HM_f_EvalParameters(TreeParams[11],false,"boolean") : false, PositionUnder : (!TopIsHorizontal || !TreeHasChildren) ? false : HM_f_EvalParameters(TreeParams[12],false,"boolean"), TopImageShow : TreeHasChildren ? HM_f_EvalParameters(TreeParams[13],true,"boolean") : false, TreeImageShow : TreeHasChildren ? HM_f_EvalParameters(TreeParams[14],true,"boolean") : false, UponDisplay : HM_f_EvalParameters(TreeParams[15],HM_UponDisplay,"delayed"), UponHide : HM_f_EvalParameters(TreeParams[16],HM_UponHide,"delayed"), RightToLeft : HM_f_EvalParameters(TreeParams[17],HM_RightToLeft,"boolean"), ClickStart : HM_f_EvalParameters(TreeParams[18],HM_ClickStart,"boolean"), TopIsVariableWidth : HM_f_EvalParameters(TreeParams[19],false,"boolean"), TreeIsVariableWidth : HM_f_EvalParameters(TreeParams[20],false,"boolean") } HM_CurrentMenu = null; HM_f_MakeMenu(HM_a_TreesToBuild[t]); HM_a_TopMenus[HM_TotalTrees] = HM_CurrentTree.treeParent; HM_TotalTrees++; if(HM_CurrentTree.TopIsPermanent){ with(HM_CurrentTree.treeParent) { HM_CurrentTree.treeParent.xPos = eval(HM_CurrentTree.MenuLeft); HM_CurrentTree.treeParent.yPos = eval(HM_CurrentTree.MenuTop); moveTo(HM_CurrentTree.treeParent.xPos,HM_CurrentTree.treeParent.yPos); style.zIndex = HM_ZIndex; setTimeout(HM_CurrentTree.treeParent.id + ".fixSize(true)",10); } } } if(HM_StatusDisplayBuild) status = HM_TotalTrees + " Hierarchical Menu Trees Created"; HM_AreCreated = true; HM_BeingCreated = false; } function HM_f_GetItemDivStr(itemid,disptext,hasmore){ var WidthValue = HM_CurrentMenu.isHorizontal ? (ItemElement.isLastItem) ? (HM_CurrentTree.MenuWidth - HM_BorderWidth - HM_SeparatorSize) : (HM_CurrentTree.MenuWidth - HM_BorderWidth) : HM_CurrentTree.ItemWidth; var TempString = "<DIV ID=" + itemid + " STYLE='position:absolute;width:" + WidthValue + "px'>"; if(HM_CurrentMenu.showImage) { var FullPadding = (HM_ItemPadding*2) + HM_ImageSize + HM_ImageHorizSpace; } if(hasmore && HM_CurrentMenu.showImage) { var ImgSrc = HM_CurrentTree.RightToLeft ? HM_ImageSrcLeft : HM_ImageSrc; var ImgStyle = "top:"+ (HM_ItemPadding + HM_ImageVertSpace) + "px;width:"+ HM_ImageSize + "px;"; var ImgString = "<IMG ID='HM_ImMore' STYLE='position:absolute;"+ ImgStyle +"' SRC='" + ImgSrc + "' HSPACE=0 VSPACE=0 BORDER=0>"; TempString += ImgString; } TempString += disptext + "</DIV>"; return TempString; } function HM_f_SetItemProperties(itemid,itemidsuffix) { this.tree = HM_CurrentTree; this.itemsetup = HM_f_ItemSetup; this.index = HM_CurrentMenu.itemCount - 1; this.isLastItem = (HM_CurrentMenu.itemCount == HM_CurrentMenu.maxItems); this.array = HM_CurrentMenu.array[HM_CurrentMenu.itemCount]; this.dispText = this.array[0]; this.linkText = this.array[1]; this.permHilite = HM_f_EvalParameters(this.array[3],false,"boolean"); this.hasRollover = (!this.permHilite && HM_f_EvalParameters(this.array[2],true,"boolean")); this.hasMore = HM_f_EvalParameters(this.array[4],false,"boolean") && HM_f_ValidateArray(HM_ArrayIDPrefix + itemidsuffix); this.childID = this.hasMore ? (HM_MenuIDPrefix + itemidsuffix) : null; this.child = null; this.onmouseover = HM_f_ItemOver; this.onmouseout = HM_f_ItemOut; this.setItemStyle = HM_f_SetItemStyle; this.itemStr = HM_f_GetItemDivStr(itemid,this.dispText,this.hasMore); this.showChild = HM_f_ShowChild; this.ChildOverlap = null; } function HM_f_Make4ItemElement(menucount) { var ItemIDSuffix = menucount + "_" + HM_CurrentMenu.itemCount; var LayerID = HM_ItemIDPrefix + ItemIDSuffix; var ObjectID = LayerID + "Obj"; eval(ObjectID + " = new Object()"); ItemElement = eval(ObjectID); ItemElement.setItemProperties = HM_f_SetItemProperties; ItemElement.setItemProperties(LayerID,ItemIDSuffix); return ItemElement; } function HM_f_MakeElement(menuid) { var MenuObject; var LayerID = menuid; var ObjectID = LayerID + "Obj"; eval(ObjectID + " = new Object()"); MenuObject = eval(ObjectID); return MenuObject; } function HM_f_MakeMenu(menucount) { if(!HM_f_ValidateArray(HM_ArrayIDPrefix + menucount)) return false; HM_CurrentArray = eval(HM_ArrayIDPrefix + menucount); NewMenu = document.all(HM_MenuIDPrefix + menucount); if(!NewMenu) { NewMenu = HM_f_MakeElement(HM_MenuIDPrefix + menucount); NewMenu.array = HM_CurrentArray; NewMenu.tree = HM_CurrentTree; if(HM_CurrentMenu) { NewMenu.parentMenu = HM_CurrentMenu; NewMenu.parentItem = HM_CurrentMenu.itemElement; NewMenu.parentItem.child = NewMenu; NewMenu.hasParent = true; NewMenu.isHorizontal = HM_CurrentTree.TreeIsHorizontal; NewMenu.showImage = HM_CurrentTree.TreeImageShow; } else { NewMenu.isHorizontal = HM_CurrentTree.TopIsHorizontal; NewMenu.showImage = HM_CurrentTree.TopImageShow; } HM_CurrentMenu = NewMenu; HM_CurrentMenu.itemCount = 0; HM_CurrentMenu.maxItems = HM_CurrentMenu.array.length - 1; HM_CurrentMenu.showIt = HM_f_ShowIt; HM_CurrentMenu.keepInWindow = HM_f_KeepInWindow; HM_CurrentMenu.onmouseover = HM_f_MenuOver; HM_CurrentMenu.onmouseout = HM_f_MenuOut; HM_CurrentMenu.hideTree = HM_f_HideTree HM_CurrentMenu.hideParents = HM_f_HideParents; HM_CurrentMenu.hideChildren = HM_f_HideChildren; HM_CurrentMenu.hideTop = HM_f_HideTop; HM_CurrentMenu.hideSelf = HM_f_HideSelf; HM_CurrentMenu.count = menucount; HM_CurrentMenu.hasChildVisible = false; HM_CurrentMenu.isOn = false; HM_CurrentMenu.hideTimer = null; HM_CurrentMenu.currentItem = null; HM_CurrentMenu.setMenuStyle = HM_f_SetMenuStyle; HM_CurrentMenu.sizeFixed = false; HM_CurrentMenu.fixSize = HM_f_FixSize; HM_CurrentMenu.onselectstart = HM_f_CancelSelect; HM_CurrentMenu.moveTo = HM_f_MoveTo; HM_CurrentMenu.IsVariableWidth = ((HM_CurrentMenu.hasParent && HM_CurrentTree.TreeIsVariableWidth) || (!HM_CurrentMenu.hasParent && HM_CurrentTree.TopIsVariableWidth)); HM_CurrentMenu.htmlString = "<DIV ID='" + HM_MenuIDPrefix + menucount +"' STYLE='position:absolute;visibility:hidden;width:"+ HM_CurrentTree.MenuWidth +"'>"; //4.2.1 if(HM_ScrollEnabled){ HM_CurrentMenu.htmlString += "<DIV STYLE='position:absolute;visibility:inherit;overflow:hidden;left:0;top:0;width:100%'>"; } } while (HM_CurrentMenu.itemCount < HM_CurrentMenu.maxItems) { HM_CurrentMenu.itemCount++; HM_CurrentItem = document.all(HM_ItemIDPrefix + menucount + "_" + HM_CurrentMenu.itemCount); if(!HM_CurrentItem) { if(HM_StatusDisplayBuild) status = "Creating Hierarchical Menus: " + menucount + " / " + HM_CurrentMenu.itemCount; HM_CurrentMenu.itemElement = HM_f_Make4ItemElement(menucount); HM_CurrentMenu.htmlString += HM_CurrentMenu.itemElement.itemStr; } if(HM_CurrentMenu.itemElement.hasMore && (!HM_CreateTopOnly || HM_AreCreated && HM_CreateTopOnly)) { MenuCreated = HM_f_MakeMenu(menucount + "_" + HM_CurrentMenu.itemCount); if(MenuCreated) { HM_CurrentMenu = HM_CurrentMenu.parentMenu; } } } //4.2.1 // document.body.insertAdjacentHTML("BeforeEnd",HM_CurrentMenu.htmlString + "</DIV>"); var EndString = HM_ScrollEnabled ? "</DIV></DIV>" : "</DIV>"; document.body.insertAdjacentHTML("BeforeEnd",HM_CurrentMenu.htmlString + EndString); menuLyr = document.all(HM_MenuIDPrefix + menucount); menuLyr.propertyTransfer = propertyTransfer; menuLyr.propertyTransfer(); HM_CurrentMenu = menuLyr; if(!HM_CurrentMenu.hasParent)HM_CurrentTree.treeParent = HM_CurrentTree.startChild = HM_CurrentMenu; HM_CurrentMenu.setMenuStyle(); //4.2.1 HM_CurrentMenu.scrollbarsCreated = false; HM_CurrentMenu.enableScrolling = HM_f_EnableScrolling; HM_CurrentMenu.createScrollbars = HM_f_CreateScrollbars; HM_CurrentMenu.startScroll = HM_f_StartScroll; HM_CurrentMenu.checkScroll = HM_f_CheckScroll; HM_CurrentMenu.scrollParent = HM_ScrollEnabled ? HM_CurrentMenu.children(0) : HM_CurrentMenu; // HM_CurrentMenu.items = HM_CurrentMenu.children; HM_CurrentMenu.items = HM_CurrentMenu.scrollParent.children; HM_CurrentMenu.lastItem = HM_CurrentMenu.items[HM_CurrentMenu.items.length-1]; for(var i=0; i<HM_CurrentMenu.items.length; i++) { it = HM_CurrentMenu.items[i]; it.siblingBelow = i>0 ? HM_CurrentMenu.items[i-1] : null; it.propertyTransfer = propertyTransfer; it.propertyTransfer(); it.itemsetup(i+1); } HM_CurrentMenu.moveTo(0,0); return HM_CurrentMenu; } function HM_f_SetMenuStyle(){ with(this.style) { borderWidth = HM_BorderWidth + "px"; borderColor = HM_CurrentTree.BorderColor; borderStyle = HM_BorderStyle; overflow = "hidden"; cursor = "default"; } } function HM_f_SetItemStyle() { with(this.style){ backgroundColor = (this.permHilite) ? HM_CurrentTree.BGColorOver : HM_CurrentTree.BGColor; color = (this.permHilite) ? HM_CurrentTree.FontColorOver : HM_CurrentTree.FontColor; font = ((HM_FontBold) ? "bold " : "normal ") + HM_FontSize + "pt " + HM_FontFamily; padding = HM_ItemPadding + "px"; fontStyle = (HM_FontItalic) ? "italic" : "normal"; overflow = "hidden"; pixelWidth = HM_CurrentTree.ItemWidth; if((this.menu.showImage && (!this.menu.IsVariableWidth || (this.menu.IsVariableWidth && this.tree.RightToLeft && !this.menu.isHorizontal))) || (this.menu.IsVariableWidth && this.imgLyr)) { var FullPadding = (HM_ItemPadding*2) + HM_ImageSize + HM_ImageHorizSpace; if (this.tree.RightToLeft) paddingLeft = FullPadding + "px"; else paddingRight = FullPadding + "px"; } if(!this.isLastItem) { var SeparatorString = HM_SeparatorSize + "px solid " + this.tree.SeparatorColor; if (this.menu.isHorizontal) borderRight = SeparatorString; else borderBottom = SeparatorString; } if(this.menu.isHorizontal){ pixelTop = 0; if(this.menu.IsVariableWidth) { this.realWidth = this.scrollWidth; if(this.isLastItem) pixelWidth = this.realWidth; else pixelWidth = (this.realWidth + HM_SeparatorSize); pixelLeft = this.index ? (this.siblingBelow.style.pixelLeft + this.siblingBelow.style.pixelWidth) : 0; if(this.isLastItem) { LeftAndWidth = pixelLeft + pixelWidth; //4.2.1 // this.menu.style.pixelWidth = LeftAndWidth + (HM_BorderWidth * 2); this.menu.style.pixelWidth = this.menu.scrollParent.style.pixelWidth = LeftAndWidth + (HM_BorderWidth * 2); } } else { if(this.isLastItem) pixelWidth = (HM_CurrentTree.MenuWidth - HM_BorderWidth - HM_SeparatorSize); else pixelWidth = (HM_CurrentTree.MenuWidth - HM_BorderWidth); pixelLeft = (this.index * (HM_CurrentTree.MenuWidth - HM_BorderWidth)); var LeftAndWidth = pixelLeft + pixelWidth; //4.2.1 // this.menu.style.pixelWidth = LeftAndWidth + (HM_BorderWidth * 2); this.menu.style.pixelWidth = this.menu.scrollParent.style.pixelWidth = LeftAndWidth + (HM_BorderWidth * 2); } } else { pixelLeft = 0; } } } function HM_f_FixSize(makevis){ if(this.isHorizontal) { var MaxItemHeight = 0; for(i=0; i<this.items.length; i++) { var TempItem = this.items[i]; if (TempItem.index) { var SiblingHeight = TempItem.siblingBelow.scrollHeight; MaxItemHeight = Math.max(MaxItemHeight,SiblingHeight); } else{ MaxItemHeight = TempItem.scrollHeight; } } for(i=0; i<this.items.length; i++) { var TempItem = this.items[i]; TempItem.style.pixelHeight = MaxItemHeight; if(TempItem.imgLyr) { if(this.tree.RightToLeft){ TempItem.imgLyr.style.pixelLeft = (HM_ItemPadding + HM_ImageHorizSpace); } else { TempItem.imgLyr.style.pixelLeft = TempItem.style.pixelWidth - ((TempItem.isLastItem ? 0 : HM_SeparatorSize) + HM_ItemPadding + HM_ImageHorizSpace + HM_ImageSize); } } } //4.2.1 // this.style.pixelHeight = MaxItemHeight + (HM_BorderWidth * 2); this.style.pixelHeight = this.scrollParent.style.pixelHeight = (MaxItemHeight + (HM_BorderWidth * 2)); } else { if(this.IsVariableWidth) { var MaxItemWidth = 0; for(i=0; i<this.items.length; i++) { var TempItem = this.items[i]; TempItem.style.pixelWidth = TempItem.scrollWidth; MaxItemWidth = i ? Math.max(MaxItemWidth,TempItem.style.pixelWidth) : TempItem.style.pixelWidth; } for(i=0; i<this.items.length; i++) { this.items[i].style.pixelWidth = MaxItemWidth; } //4.2.1 // this.style.pixelWidth = MaxItemWidth + (HM_BorderWidth * 2); this.style.pixelWidth = this.scrollParent.style.pixelWidth = MaxItemWidth + (HM_BorderWidth * 2); } for(i=0; i<this.items.length; i++) { var TempItem = this.items[i]; if (TempItem.index) { var SiblingHeight =(TempItem.siblingBelow.scrollHeight + HM_SeparatorSize); TempItem.style.pixelTop = TempItem.siblingBelow.style.pixelTop + SiblingHeight; } else TempItem.style.pixelTop = 0; if(TempItem.imgLyr) { //4.1.2 // if(HM_CurrentTree.RightToLeft){ if(this.tree.RightToLeft){ TempItem.imgLyr.style.pixelLeft = (HM_ItemPadding + HM_ImageHorizSpace); } else { TempItem.imgLyr.style.pixelLeft = TempItem.style.pixelWidth - (HM_ItemPadding + HM_ImageHorizSpace + HM_ImageSize); } } } //4.2.1 // this.style.pixelHeight = TempItem.style.pixelTop + TempItem.scrollHeight + (HM_BorderWidth * 2); this.style.pixelHeight = this.scrollParent.style.pixelHeight = (TempItem.style.pixelTop + TempItem.scrollHeight + (HM_BorderWidth * 2)); } //4.2.1 this.origHeight = this.style.pixelHeight; this.sizeFixed = true; if(makevis)this.style.visibility = "visible"; } function HM_f_ItemSetup(whichItem) { //4.2.1 // this.menu = this.parentElement; this.menu = HM_ScrollEnabled ? this.parentElement.parentElement : this.parentElement; this.ClickStart = this.hasMore && this.tree.ClickStart && (this.tree.TopIsPermanent && (this.tree.treeParent==this.menu)); if(this.ClickStart) { this.linkText = ""; this.onclick = this.showChild; } if (this.hasMore) { if(this.menu.showImage){ this.imgLyr = this.children("HM_ImMore"); this.hasImageRollover = ((!this.tree.RightToLeft && HM_ImageSrcOver) || (this.tree.RightToLeft && HM_ImageSrcLeftOver)); if(this.hasImageRollover) { this.imageSrc = this.tree.RightToLeft ? HM_ImageSrcLeft : HM_ImageSrc; this.imageSrcOver = this.tree.RightToLeft ? HM_ImageSrcLeftOver : HM_ImageSrcOver; if(this.permHilite) this.imgLyr.src = this.imageSrcOver; } } this.child = document.all(this.childID); if(this.child) { this.child.parentMenu = this.menu; this.child.parentItem = this; } } if(this.linkText && !this.ClickStart) { this.onclick = HM_f_LinkIt; if(HM_ShowLinkCursor)this.style.cursor = "hand"; } this.setItemStyle(); } function HM_f_PopUp(menuname){ if (!HM_AreLoaded) return; menuname = menuname.replace("elMenu",HM_MenuIDPrefix); var TempMenu = document.all(menuname); if(!TempMenu) return; HM_CurrentMenu = TempMenu; if (HM_CurrentMenu.tree.ClickStart) { var ClickElement = event.srcElement; ClickElement.onclick = HM_f_PopMenu; } else HM_f_PopMenu(); } function HM_f_PopMenu(){ if (!HM_AreLoaded || !HM_AreCreated) return true; if (HM_CurrentMenu.tree.ClickStart && event.type != "click") return true; var mouse_x_position, mouse_y_position; HM_f_HideAll(); HM_CurrentMenu.hasParent = false; HM_CurrentMenu.tree.startChild = HM_CurrentMenu; HM_CurrentMenu.mouseX = mouse_x_position = (event.clientX + document.body.scrollLeft); HM_CurrentMenu.mouseY = mouse_y_position = (event.clientY + document.body.scrollTop); HM_CurrentMenu.xIntended = HM_CurrentMenu.xPos = (HM_CurrentMenu.tree.MenuLeft!=null) ? eval(HM_CurrentMenu.tree.MenuLeft) : mouse_x_position; HM_CurrentMenu.yIntended = HM_CurrentMenu.yPos = (HM_CurrentMenu.tree.MenuTop!=null) ? eval(HM_CurrentMenu.tree.MenuTop) : mouse_y_position; if(!HM_CurrentMenu.sizeFixed) HM_CurrentMenu.fixSize(false); //4.2.1 if(HM_CurrentMenu.scrollbarsCreated) { HM_CurrentMenu.style.pixelHeight = HM_CurrentMenu.origHeight; HM_CurrentMenu.checkScroll(); } HM_CurrentMenu.keepInWindow(); HM_CurrentMenu.moveTo(HM_CurrentMenu.xPos,HM_CurrentMenu.yPos); HM_CurrentMenu.isOn = true; HM_CurrentMenu.showIt(true); return false; } function HM_f_MenuOver() { if(!this.tree.startChild){this.tree.startChild = this} if(this.tree.startChild == this) HM_f_HideAll(this) this.isOn = true; HM_UserOverMenu = true; HM_CurrentMenu = this; if (this.hideTimer) clearTimeout(this.hideTimer); } function HM_f_MenuOut() { if(event.srcElement.contains(event.toElement)) return; this.isOn = false; HM_UserOverMenu = false; if(HM_StatusDisplayLink) status = ""; if(!HM_ClickKill) { clearTimeout(HM_HideAllTimer); HM_HideAllTimer = null; HM_HideAllTimer = setTimeout("HM_CurrentMenu.hideTree()",HM_ChildMilliSecondsVisible); } } function HM_f_ShowChild(){ if(!this.child) { HM_CurrentTree = this.tree; HM_CurrentMenu = this.menu; HM_CurrentItem = this; this.child = HM_f_MakeMenu(this.menu.count + "_"+(this.index+1)); this.tree.treeParent = this.menu; this.tree.startChild = this.menu; this.child.parentItem = this; } if(!this.child.sizeFixed) this.child.fixSize(false); if (this.tree.PositionUnder && (this.menu == this.tree.treeParent)) { this.child.xPos = this.menu.style.pixelLeft + this.style.pixelLeft; this.child.yPos = this.menu.style.pixelTop + this.menu.offsetHeight - (HM_BorderWidth); } else { if(this.ChildOverlap==null) { this.DistanceToRightEdge = this.style.pixelWidth; if (!this.menu.isHorizontal || (this.menu.isHorizontal && this.isLastItem)) this.DistanceToRightEdge += HM_BorderWidth; this.DistanceToLeftEdge = (!this.menu.isHorizontal || (this.menu.isHorizontal && this.index==0)) ? HM_BorderWidth : HM_SeparatorSize; this.ChildOverlap = (parseInt((HM_ChildPerCentOver != null) ? (HM_ChildPerCentOver * this.DistanceToRightEdge) : HM_ChildOverlap)); } this.oL = this.menu.style.pixelLeft + this.offsetLeft + HM_BorderWidth; this.oT = this.menu.style.pixelTop + this.offsetTop; //4.2.1 if(HM_ScrollEnabled)this.oT += this.menu.scrollParent.style.pixelTop; if(this.tree.RightToLeft) { this.child.xPos = ((this.oL - this.DistanceToLeftEdge) + this.ChildOverlap) - this.child.style.pixelWidth; } else { this.child.xPos = (this.oL + this.DistanceToRightEdge) - this.ChildOverlap; } this.child.yPos = this.oT + HM_ChildOffset + HM_BorderWidth; } //4.2.1 // this.child.xDiff = this.child.xPos - this.menu.style.pixelLeft; // this.child.yDiff = this.child.yPos - this.menu.style.pixelTop; //4.2.1 // if(!this.tree.PositionUnder || this.menu!=this.tree.treeParent) this.child.keepInWindow(); if(!this.tree.PositionUnder || this.menu!=this.tree.treeParent) { if(this.child.scrollbarsCreated) { this.child.style.pixelHeight = this.child.origHeight; } this.child.keepInWindow(); } this.child.moveTo(this.child.xPos,this.child.yPos); this.menu.hasChildVisible = true; this.menu.visibleChild = this.child; this.child.showIt(true); } function HM_f_ItemOver(){ if (HM_KeepHilite) { if (this.menu.currentItem && this.menu.currentItem != this && this.menu.currentItem.hasRollover) { with(this.menu.currentItem.style){ backgroundColor = this.tree.BGColor; color = this.tree.FontColor } if(this.menu.currentItem.hasImageRollover)this.menu.currentItem.imgLyr.src = this.menu.currentItem.imageSrc; } } if(event.srcElement.id == "HM_ImMore") return; if(this.hasRollover) { this.style.backgroundColor = this.tree.BGColorOver; this.style.color = this.tree.FontColorOver; if(this.hasImageRollover)this.imgLyr.src = this.imageSrcOver; } if(HM_StatusDisplayLink) status = this.linkText; this.menu.currentItem = this; if (this.menu.hasChildVisible) { if(this.menu.visibleChild == this.child && this.menu.visibleChild.hasChildVisible) this.menu.visibleChild.hideChildren(this); else this.menu.hideChildren(this); } if (this.hasMore && !this.ClickStart) this.showChild(); } function HM_f_ItemOut() { if (event.srcElement.contains(event.toElement) || (event.fromElement.tagName=="IMG" && (event.toElement && event.toElement.contains(event.fromElement)))) return; if ( (!HM_KeepHilite || ((this.tree.TopIsPermanent && (this.tree.treeParent==this)) && !this.menu.hasChildVisible)) && this.hasRollover) { with(this.style) { backgroundColor = this.tree.BGColor; color = this.tree.FontColor } if(this.hasImageRollover)this.imgLyr.src = this.imageSrc; } } function HM_f_MoveTo(xPos,yPos) { this.style.pixelLeft = xPos; this.style.pixelTop = yPos; } function HM_f_ShowIt(on) { if (!(this.tree.TopIsPermanent && (this.tree.treeParent==this))) { if(!this.hasParent || (this.hasParent && this.tree.TopIsPermanent && (this.tree.treeParent==this.parentMenu))) { var IsVisible = (this.style.visibility == "visible"); if ((on && !IsVisible) || (!on && IsVisible)) eval(on ? this.tree.UponDisplay : this.tree.UponHide) } if (on) this.style.zIndex = ++HM_ZIndex; this.style.visibility = (on) ? "visible" : "hidden"; } if (HM_KeepHilite && this.currentItem && this.currentItem.hasRollover) { with(this.currentItem.style){ backgroundColor = this.tree.BGColor; color = this.tree.FontColor; } if(this.currentItem.hasImageRollover)this.currentItem.imgLyr.src = this.currentItem.imageSrc; } this.currentItem = null; } function HM_f_KeepInWindow() { var ExtraSpace = 10; var WindowLeftEdge = document.body.scrollLeft; var WindowTopEdge = document.body.scrollTop; var WindowWidth = document.body.clientWidth; var WindowHeight = document.body.clientHeight; var WindowRightEdge = (WindowLeftEdge + WindowWidth) - ExtraSpace; var WindowBottomEdge = (WindowTopEdge + WindowHeight) - ExtraSpace; var MenuLeftEdge = this.xPos; var MenuRightEdge = MenuLeftEdge + this.style.pixelWidth; var MenuBottomEdge = this.yPos + this.style.pixelHeight; if (this.hasParent) { var ParentLeftEdge = this.parentItem.oL; } if (MenuRightEdge > WindowRightEdge) { if (this.hasParent) { this.xPos = ((ParentLeftEdge - this.parentItem.DistanceToLeftEdge) + this.parentItem.ChildOverlap) - this.offsetWidth; } else { dif = MenuRightEdge - WindowRightEdge; this.xPos -= dif; } this.xPos = Math.max(5,this.xPos); } if (MenuBottomEdge > WindowBottomEdge) { dif = MenuBottomEdge - WindowBottomEdge; this.yPos -= dif; } if (MenuLeftEdge < WindowLeftEdge) { if (this.hasParent) { this.xPos = (ParentLeftEdge + this.parentItem.DistanceToRightEdge) - this.parentItem.ChildOverlap; MenuRightEdge = this.xPos + this.style.pixelWidth; if(MenuRightEdge > WindowRightEdge) this.xPos -= (MenuRightEdge - WindowRightEdge); } else {this.xPos = 5} } //4.2.1 if(HM_ScrollEnabled){ if(this.yPos < WindowTopEdge){ this.enableScrolling(WindowTopEdge); } else { if(this.scrollbarsCreated)this.checkScroll(); } } } function HM_f_LinkIt() { if (this.linkText.indexOf("javascript:")!=-1) eval(this.linkText) else { HM_f_HideAll(); location.href = this.linkText; } } function HM_f_PopDown(menuname){ if (!HM_AreLoaded || !HM_AreCreated) return; menuname = menuname.replace("elMenu",HM_MenuIDPrefix); var MenuToHide = document.all(menuname); if(!MenuToHide)return; MenuToHide.isOn = false; if (!HM_ClickKill) MenuToHide.hideTop(); } function HM_f_HideAll(callingmenu) { for(var i=0; i<HM_TotalTrees; i++) { var TopMenu = HM_a_TopMenus[i].tree.startChild; if(TopMenu == callingmenu)continue TopMenu.isOn = false; if (TopMenu.hasChildVisible) TopMenu.hideChildren(); TopMenu.showIt(false); } } function HM_f_HideTree() { HM_HideAllTimer = null; if (HM_UserOverMenu) return; if (this.hasChildVisible) this.hideChildren(); this.hideParents(); } function HM_f_HideTop() { TopMenuToHide = this; (HM_ClickKill) ? TopMenuToHide.hideSelf() : (this.hideTimer = setTimeout("TopMenuToHide.hideSelf()",HM_TopMilliSecondsVisible)); } function HM_f_HideSelf() { this.hideTimer = null; if (!this.isOn && !HM_UserOverMenu) this.showIt(false); } function HM_f_HideParents() { var TempMenu = this; while(TempMenu.hasParent) { TempMenu.showIt(false); TempMenu.parentMenu.isOn = false; TempMenu = TempMenu.parentMenu; } TempMenu.hideTop(); } //4.2.1 //function HM_f_HideChildren(callingitem) { function HM_f_HideChildren(callingitem,forced) { var TempMenu = this.visibleChild; while(TempMenu.hasChildVisible) { TempMenu.visibleChild.showIt(false); TempMenu.hasChildVisible = false; TempMenu = TempMenu.visibleChild; } //4.2.1 // if((callingitem && (!callingitem.hasMore || this.visibleChild != callingitem.child)) || (!callingitem && !this.isOn)) { if(forced || ((callingitem && (!callingitem.hasMore || this.visibleChild != callingitem.child)) || (!callingitem && !this.isOn))) { this.visibleChild.showIt(false); this.hasChildVisible = false; } } function HM_f_CancelSelect(){return false} function HM_f_PageClick() { if (!HM_UserOverMenu && HM_CurrentMenu!=null && !HM_CurrentMenu.isOn) HM_f_HideAll(); } popUp = HM_f_PopUp; popDown = HM_f_PopDown; //4.2.1 /* function HM_f_ResizeHandler(){ var mouse_x_position, mouse_y_position; for(var i=0; i<HM_TotalTrees; i++) { var TopMenu = HM_a_TopMenus[i].tree.startChild; if(TopMenu.style.visibility == "visible") { TopMenu.oldLeft = TopMenu.xPos; TopMenu.oldTop = TopMenu.yPos; mouse_x_position = TopMenu.mouseX; mouse_y_position = TopMenu.mouseY; TopMenu.xPos = eval(TopMenu.tree.MenuLeft); TopMenu.yPos = eval(TopMenu.tree.MenuTop); if(TopMenu.xPos == null) TopMenu.xPos = TopMenu.xIntended; if(TopMenu.yPos == null) TopMenu.yPos = TopMenu.yIntended; if(!TopMenu.tree.TopIsPermanent) TopMenu.keepInWindow(); TopMenu.moveTo(TopMenu.xPos,TopMenu.yPos); var TempMenu = TopMenu; while(TempMenu.hasChildVisible) { TempParent = TempMenu; TempMenu = TempMenu.visibleChild; TempMenu.xPos = TempParent.xPos + TempMenu.xDiff; TempMenu.yPos = TempParent.yPos + TempMenu.yDiff; if(!TopMenu.tree.TopIsPermanent || (TopMenu.tree.TopIsPermanent && !TopMenu.tree.PositionUnder)) TempMenu.keepInWindow(); TempMenu.moveTo(TempMenu.xPos,TempMenu.yPos); } } } HM_f_OtherResize(); } */ function HM_f_ResizeHandler(){ clearTimeout(HM_ResizeTimeout); HM_ResizeTimeout = null; HM_ResizeTimeout = setTimeout("HM_f_ResizeHandler2()",50); } function HM_f_ResizeHandler2(){ var mouse_x_position, mouse_y_position; for(var i=0; i<HM_TotalTrees; i++) { var TopMenu = HM_a_TopMenus[i].tree.startChild; if(TopMenu.style.visibility == "visible") { TopMenu.oldLeft = TopMenu.xPos; TopMenu.oldTop = TopMenu.yPos; mouse_x_position = TopMenu.mouseX; mouse_y_position = TopMenu.mouseY; TopMenu.xPos = eval(TopMenu.tree.MenuLeft); TopMenu.yPos = eval(TopMenu.tree.MenuTop); if(TopMenu.xPos == null) TopMenu.xPos = TopMenu.xIntended; if(TopMenu.yPos == null) TopMenu.yPos = TopMenu.yIntended; if(!TopMenu.tree.TopIsPermanent) { if(TopMenu.scrollbarsCreated)TopMenu.checkScroll(); TopMenu.style.pixelHeight = TopMenu.origHeight; TopMenu.keepInWindow(); } TopMenu.moveTo(TopMenu.xPos,TopMenu.yPos); var TempMenu = TopMenu; while(TempMenu.hasChildVisible) { TempMenu = TempMenu.visibleChild; TempItem = TempMenu.parentItem; TempItem.showChild(); } } } HM_f_OtherResize(); } HM_f_OtherResize = (window.onresize) ? window.onresize : new Function; window.onresize = HM_f_ResizeHandler; HM_f_OtherOnLoad = (window.onload) ? window.onload : new Function; window.onload = function(){setTimeout("HM_f_StartIt()",10)}; //4.2.1 function HM_f_EnableScrolling(topedge){ this.yPos = (topedge + 10); this.style.pixelHeight = (Math.max(document.body.clientHeight,30) - 20); if(!this.scrollbarsCreated) this.createScrollbars(); this.checkScroll(); } function HM_f_CreateScrollbars(){ var ScrollElWidth = (this.style.pixelWidth - (HM_BorderWidth * 2)); var ScrollElBorder = (HM_BorderWidth + "px " + this.tree.BorderColor + " " + HM_BorderStyle); var ScrollElStr0 = "STYLE='position:absolute;visibility:hidden;top:0;text-align:center;padding-top:"+ ((HM_ScrollBarHeight-HM_ScrollImgHeight)/2) + "px;"; var ScrollElStr1 = ";width:"+ ScrollElWidth +";height:"+ HM_ScrollBarHeight +";background-color:"+ HM_ScrollBarColor +";'><IMG VSPACE=0 HSPACE=0 SRC='"; var ScrollElStr2 = "'></DIV>"; var ScrollElTopBorderStr = "border-bottom:" + ScrollElBorder; var ScrollElBotBorderStr = "border-top:" + ScrollElBorder; var ScrollElTopStr = "<DIV ID='HM_ScrollTop' " + ScrollElStr0 + ScrollElTopBorderStr + ScrollElStr1 + HM_ScrollImgSrcTop + ScrollElStr2; var ScrollElBotStr = "<DIV ID='HM_ScrollBot' " + ScrollElStr0 + ScrollElBotBorderStr + ScrollElStr1 + HM_ScrollImgSrcBot + ScrollElStr2; this.insertAdjacentHTML("BeforeEnd",ScrollElTopStr+ScrollElBotStr); this.scrollbarTop = this.children.item("HM_ScrollTop"); this.scrollbarTop.onmousedown = function(){HM_CurrentMenu.startScroll(true)}; this.scrollbarBot = this.children.item("HM_ScrollBot"); this.scrollbarBot.onmousedown = function(){HM_CurrentMenu.startScroll(false)}; this.scrollbarsCreated = true; } function HM_f_StartScroll(up){ HM_f_StopScroll(); if (this.hasChildVisible) this.hideChildren(false,true); HM_ScrollTimer = setInterval("HM_f_DoScroll(" + up + ")",20); document.onmouseup = HM_f_StopScroll; } function HM_f_StopScroll(){ clearInterval(HM_ScrollTimer); HM_ScrollTimer = null; } function HM_f_DoScroll(up){ var ScrollEl = HM_CurrentMenu.scrollParent; if(up){ ScrollEl.style.pixelTop +=10; } else{ ScrollEl.style.pixelTop -=10; } HM_CurrentMenu.checkScroll(); } function HM_f_CheckScroll(){ var ScrollEl = this.scrollParent; var MenuHeight = this.style.pixelHeight; var ScrollHeight = ScrollEl.style.pixelHeight; var ScrollWidth = ScrollEl.style.pixelWidth; var ScrollTop = ScrollEl.style.pixelTop; var HeightDiff = (MenuHeight - ScrollHeight); var TopDiff = ((this.style.pixelTop-10) - ScrollTop); var BorderHeights = (HM_BorderWidth * 2); if(!HeightDiff || MenuHeight==this.origHeight){ this.scrollbarBot.style.visibility = "hidden"; ScrollEl.style.pixelTop = 0; ScrollEl.style.clip = "rect(0 "+ ScrollWidth + " " + ScrollHeight + " 0)"; } else { var ClipTop = -ScrollTop; var ClipBottom = (ClipTop + (MenuHeight - BorderHeights)); ScrollEl.style.clip = "rect(" + ClipTop + " " + ScrollWidth + " " + ClipBottom + " 0)"; } if(ScrollEl.style.pixelTop <= HeightDiff) { ScrollEl.style.pixelTop = HeightDiff; HM_f_StopScroll(); this.scrollbarBot.style.visibility = "hidden"; } else { with(this.scrollbarBot.style) { visibility = "inherit"; pixelTop = (MenuHeight - BorderHeights - HM_ScrollBarHeight); } } if(ScrollEl.style.pixelTop >= 0) { ScrollEl.style.pixelTop = 0; HM_f_StopScroll(); this.scrollbarTop.style.visibility = "hidden"; } else { this.scrollbarTop.style.visibility = "inherit"; } } //end
Next, the DOM-browser external script.
Produced by Peter Belesis and
All Rights Reserved. Legal Notices.Created: February 19, 2002
Revised: February 19, 2002
URL: https://www.webreference.com/dhtml/column63/9.html
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