hm_scriptdom.js

来自「FM MUDULATION SYSTEM COMUNICATION」· JavaScript 代码 · 共 845 行 · 第 1/3 页

function HM_f_MenuOut() {
	if(HM_IE && 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;
		HM_CurrentMenu.itemElement = this;
		this.child = HM_f_MakeMenu(this.menu.count + "_"+(this.index+1));
		this.tree.treeParent = this.menu;
		this.tree.startChild = this.menu;
	}
	if (this.tree.PositionUnder && (this.menu == this.tree.treeParent)) {
		this.child.xPos = parseInt(this.menu.style.left) + parseInt(this.style.left);
		this.child.yPos = parseInt(this.menu.style.top)  + this.menu.offsetHeight - (HM_BorderWidth);
	}
	else {
		if(HM_IE5M) {
			this.oL = parseInt(this.menu.style.left) - HM_ItemPadding;
			this.oL += this.offsetLeft;
			this.oT = parseInt(this.menu.style.top) - HM_ItemPadding;
			this.oT += this.offsetTop;
		}
		else {
			this.oL = (HM_IE) ? parseInt(this.menu.style.left) : -HM_BorderWidth;
			this.oL += this.offsetLeft;
			this.oT = (HM_IE) ? parseInt(this.menu.style.top) : -HM_BorderWidth;
			this.oT += this.offsetTop;
		}

		if(this.tree.RightToLeft) {
			this.child.xPos = this.oL + (this.tree.HorizOffsetRight - this.child.offsetWidth);
		}
		else {		
			this.child.xPos = this.oL + this.tree.HorizOffsetLeft;
		}
		this.child.yPos = this.oT + HM_ChildOffset + HM_BorderWidth;
	}

	this.child.xDiff = this.child.xPos - parseInt(this.menu.style.left);
	this.child.yDiff = this.child.yPos - parseInt(this.menu.style.top);
	if(HM_IE5M && !this.child.sizeFixed) this.child.fixSize(false);
	if(!this.tree.PositionUnder || this.menu!=this.tree.treeParent) 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(HM_IE && 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 (HM_IE && (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.left = xPos + "px";
	this.style.top = yPos + "px";
}

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 = (HM_IE) ? document.body.scrollLeft   : window.pageXOffset;
	var WindowTopEdge  = (HM_IE) ? document.body.scrollTop    : window.pageYOffset;
	var WindowWidth    = (HM_IE) ? document.body.clientWidth  : window.innerWidth;
	var WindowHeight   = (HM_IE) ? document.body.clientHeight : window.innerHeight;
	var WindowRightEdge  = (WindowLeftEdge + WindowWidth) - ExtraSpace;
	var WindowBottomEdge = (WindowTopEdge + WindowHeight) - ExtraSpace;

	var MenuLeftEdge = this.xPos;
	var MenuRightEdge = MenuLeftEdge + this.offsetWidth;
	var MenuBottomEdge = this.yPos + this.offsetHeight;

	if (this.hasParent) {
		var ParentLeftEdge = this.parentItem.oL;
	}
	if (MenuRightEdge > WindowRightEdge) {
		if (this.hasParent) {
			this.xPos = ParentLeftEdge + this.tree.HorizOffsetRight - 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.tree.HorizOffsetLeft;
			MenuRightEdge = this.xPos + this.offsetWidth;
			if(MenuRightEdge > WindowRightEdge) this.xPos -= (MenuRightEdge - WindowRightEdge);
		}
		else {this.xPos = 5}
	}       
}

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.getElementById(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();
}

function HM_f_HideChildren(callingitem) {
    var TempMenu = this.visibleChild;
    while(TempMenu.hasChildVisible) {
        TempMenu.visibleChild.showIt(false);
        TempMenu.hasChildVisible = false;
        TempMenu = TempMenu.visibleChild;
    }
	if((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;

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();
}

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)};

//end