ncbi_menu.js

ncbi源码

                }
                var sep = container.document.all["menuSeparator" + menuCount];
                if (sep) {
                    sep.style.clip = "rect(0 " + (proto.menuItemWidth - 3) + " 1 0)";
                    sep.style.backgroundColor = proto.bgColor;
                    sep = container.document.all["menuSeparatorLite" + menuCount];
                    sep.style.clip = "rect(1 " + (proto.menuItemWidth - 3) + " 2 0)";
                    sep.style.backgroundColor = proto.menuLiteBgColor;
                    l.style.pixelHeight = proto.menuItemHeight/2;
                    l.isSeparator = true
                }
                menuCount++;
            }
            proto.menuHeight = (l.style.pixelTop + l.style.pixelHeight);
            var lite = container.document.all["menuLite" + x];
            lite.style.pixelHeight = proto.menuHeight +2;
            lite.style.pixelWidth = proto.menuItemWidth + 2;
            lite.style.backgroundColor = proto.menuLiteBgColor;
            var body = container.document.all["menuFg" + x];
            body.style.pixelHeight = proto.menuHeight + 1;
            body.style.pixelWidth = proto.menuItemWidth + 1;
            body.style.backgroundColor = proto.bgColor;
            container.menus[x].menuLayer.style.pixelWidth  = proto.menuWidth || proto.menuItemWidth + (proto.menuBorder * 2) +2;
            container.menus[x].menuLayer.style.pixelHeight = proto.menuHeight + (proto.menuBorder * 2) +2;
            if (menu.Menu.enableTracker) {
                menu.Menu.disableHide = true;
                setMenuTracker(menu.Menu);
            }
	}
        container.document.all("menuContainer").style.backgroundColor = container.menus[0].menuContainerBgColor;
        container.document.saveBgColor = container.document.bgColor;
      } else if (document.getElementById) {
        var menuCount = 0;
        for (var x=0; x<container.menus.length; x++) {
            var menu = document.getElementById("menuLayer" + x);
            container.menus[x].menuLayer = menu;
            container.menus[x].menuLayer.Menu = container.menus[x];
            container.menus[x].menuLayer.Menu.container = menu;
            proto = container.menus[x].prototypeStyles || this.prototypeStyles || container.menus[x];
            proto.menuItemWidth = proto.menuItemWidth || 200;
            menu.style.backgroundColor = proto.menuBorderBgColor;
            for (var i=0; i<container.menus[x].items.length; i++) {
                var l = document.getElementById("menuItem" + menuCount);
                l.Menu = container.menus[x];
                proto = container.menus[x].prototypeStyles || this.prototypeStyles || container.menus[x];
                l.style.width = proto.menuItemWidth;
                l.style.height = proto.menuItemHeight;
                if (i>0) l.style.top = document.getElementById("menuItem" + (menuCount -1)).style.pixelTop + document.getElementById("menuItem" + (menuCount -1)).style.height + proto.menuItemBorder;
                l.style.fontSize = proto.fontSize;
                l.style.backgroundColor = proto.menuItemBgColor;
                l.style.visibility = "inherit";
                l.saveColor = proto.menuItemBgColor;
                l.menuHiliteBgColor = proto.menuHiliteBgColor;
                l.action = container.menus[x].actions[i];
                l.hilite = document.getElementById("menuItemHilite" + menuCount);
                l.focusItem = document.getElementById("focusItem" + x);
                l.focusItem.style.top = -30;
                l.mouseover = l.Menu.mouseovers[x];
                l.mouseout  = l.Menu.mouseouts[x];
                l.onmouseover = proto.onMenuItemOver;
                var childItem = document.getElementById("childMenu" + menuCount);
                if (childItem) {
                    l.childMenu = container.menus[x].items[i].menuLayer;
                    childItem.style.left = l.style.width -11;
                    childItem.style.top = (l.style.height /2) -4;
                    childItem.style.width = 30 || 7;
                    childItem.style.clip = "rect(0,7,7,3)";
                    l.Menu.childMenus[l.Menu.childMenus.length] = l.childMenu;
                }
                var sep = document.getElementById("menuSeparator" + menuCount);
                if (sep) {
                    sep.style.clip = "rect(0," + (proto.menuItemWidth - 3) + ",1,0)";
                    sep.style.backgroundColor = proto.bgColor;
                    sep = document.getElementById("menuSeparatorLite" + menuCount);
                    sep.style.clip = "rect(1," + (proto.menuItemWidth - 3) + ",2,0)";
                    sep.style.backgroundColor = proto.menuLiteBgColor;
                    l.style.height = proto.menuItemHeight/2;
                    l.isSeparator = true
                }
                menuCount++;
            }
            proto.menuHeight = (parseInt(l.style.top) + parseInt(l.style.height));
            var lite = document.getElementById("menuLite" + x);
            lite.style.height = proto.menuHeight +2;
            lite.style.width = proto.menuItemWidth + 2;
            lite.style.backgroundColor = proto.menuLiteBgColor;
            var body = document.getElementById("menuFg" + x);
            body.style.height = proto.menuHeight + 1;
            body.style.width = proto.menuItemWidth + 1;
            body.style.backgroundColor = proto.bgColor;
            container.menus[x].menuLayer.style.width  = proto.menuWidth || proto.menuItemWidth + (proto.menuBorder * 2) +2;
            container.menus[x].menuLayer.style.height = proto.menuHeight + (proto.menuBorder * 2) +2;
            if (menu.Menu.enableTracker) {
                menu.Menu.disableHide = true;
                setMenuTracker(menu.Menu);
            }
}
        container.style.backgroundColor = container.menus[0].menuContainerBgColor;
        container.saveBgColor = container.bgColor;
    }
    window.wroteMenu = true;
}

function onMenuItemOver(e, l, a) {
    l = l || this;
    a = a || window.ActiveMenuItem;
    if (document.layers) {
        if (a) {
            a.document.bgColor = a.saveColor;
            if (a.hilite) a.hilite.visibility = "hidden";
            if (a.childMenu) a.document.layers[1].document.images[0].src = a.icon;
        } else {
            a = new Object();
        }
        if (this.mouseover && this.id != a.id) {
            if (this.mouseover.length > 4) {
                var ext = this.mouseover.substring(this.mouseover.length-4);
                if (ext == ".gif" || ext == ".jpg") {
                    this.document.layers[1].document.images[0].src = this.mouseover;
                } else {
                    eval("" + this.mouseover);
                }
            }
        }
        if (l.hilite) {
            l.document.bgColor = l.menuHiliteBgColor;
            l.zIndex = 1;
            l.hilite.visibility = "inherit";
            l.hilite.zIndex = 2;
            l.document.layers[1].zIndex = 1;
            l.focusItem.zIndex = this.zIndex +2;
        }
        l.focusItem.top = this.top;
        l.Menu.hideChildMenu(l);
    } else if (l.style) {
        document.onmousedown=l.Menu.onMenuItemDown;
        if (a) {
            a.style.backgroundColor = a.saveColor;
            if (a.hilite) a.hilite.style.visibility = "hidden";
        } else {
            a = new Object();
		}
        if (l.mouseover && l.id != a.id) {
            if (l.mouseover.length > 4) {
                var ext = l.mouseover.substring(l.mouseover.length-4);
                if (ext == ".gif" || ext == ".jpg") {
                    l.document.images[l.id + "Img"].src = l.mouseover;
                } else {
                    eval("" + l.mouseover);
                }
            }
        }
		if (l.isSeparator) return;
        l.style.backgroundColor = l.menuHiliteBgColor;
        if (l.hilite) {
            l.style.backgroundColor = l.menuHiliteBgColor;
            l.hilite.style.visibility = "inherit";
        }
	if (l.style.pixelTop) {
          l.focusItem.style.pixelTop = l.style.pixelTop;
	} else {
          l.focusItem.style.top = l.style.top;
        }
        if (isNaN(l.zIndex)) {
           l.zIndex = 1;
        }
        l.focusItem.style.zIndex = l.zIndex +1;
        l.zIndex = 1;
        l.Menu.hideChildMenu(l);
    }
    window.ActiveMenuItem = l;
}

function onMenuItemOut(e, l, a) {
    l = l || this;
    a = a || window.ActiveMenuItem;

    if (l.id.indexOf("focusItem")) {
        if (a && l.top) {
          l.top = -30;
	  if (a.mouseout && a.id != l.id) {
	    if (a.mouseout.length > 4) {
	      var ext = a.mouseout.substring(a.mouseout.length-4);
	      if (ext == ".gif" || ext == ".jpg") {
		a.document.layers[1].document.images[0].src = a.mouseout;
	      } else {
		eval("" + a.mouseout);
	      }
	    }
	  }
        } else if (a && l.style) {
          document.onmousedown=null;
          window.event.cancelBubble=true;
	  if (l.mouseout) {
	    if (l.mouseout.length > 4) {
	      var ext = l.mouseout.substring(l.mouseout.length-4);
	      if (ext == ".gif" || ext == ".jpg") {
		l.document.images[l.id + "Img"].src = l.mouseout;
	      } else {
		eval("" + l.mouseout);
	      }
	    }
	  }
        }
    }
}

function onMenuItemAction(e, l) {
    l = window.ActiveMenuItem;
    if (!l) return;
    if (!ActiveMenu.Menu.disableHide) hideActiveMenus(ActiveMenu.menuLayer);
    if (l.action) {
        eval("" + l.action);
    }
}

function showMenu(menu, x, y, child) {
    if (!window.wroteMenu) return;
    if (document.layers) {
        if (menu) {
            var l = menu.menuLayer || menu;
            if (typeof(menu) == "string") {
                for (var n=0; n < menuContainers.length; n++) {
                    l = menuContainers[n].menus[menu];
                    for (var i=0; i<menuContainers[n].menus.length; i++) {
                        if (menu == menuContainers[n].menus[i].label) l = menuContainers[n].menus[i].menuLayer;
                        if (l) break;
                    }
                }
				if (!l) return;
            }
            l.Menu.container.document.bgColor = null;
            l.left = 1;
            l.top = 1;
            hideActiveMenus(l);
            if (this.visibility) l = this;
            window.ActiveMenu = l;
            window.releaseEvents(Event.MOUSEMOVE|Event.MOUSEUP);
            setTimeout('if(window.ActiveMenu)window.ActiveMenu.Menu.setMouseTracker();', 300);
        } else {
            var l = child;
        }
        if (!l) return;
        for (var i=0; i<l.layers.length; i++) {
            if (!l.layers[i].isHilite)
                l.layers[i].visibility = "inherit";
            if (l.layers[i].document.layers.length > 0)
                showMenu(null, "relative", "relative", l.layers[i]);
        }
        if (l.parentLayer) {

  			offX = 14; offY = 0;
            if (x != "relative")
                l.parentLayer.left = x || window.pageX || 0;
            if (y != "relative")
                l.parentLayer.top = y || window.pageY || 0;
            if (l.parentLayer.left + l.clip.width + offX > window.pageXOffset + window.innerWidth) 
                l.parentLayer.left = (window.pageXOffset + window.innerWidth - l.clip.width - offX);
            if (l.parentLayer.top + l.clip.height + offY > window.pageYOffset + window.innerHeight)
                l.parentLayer.top = (window.pageYOffset + window.innerHeight - l.clip.height - offY);
            if (l.parentLayer.isContainer) {
                l.Menu.xOffset = window.pageXOffset;
                l.Menu.yOffset = window.pageYOffset;
                l.parentLayer.clip.width = window.ActiveMenu.clip.width +2;
                l.parentLayer.clip.height = window.ActiveMenu.clip.height +2;
                if (l.parentLayer.menuContainerBgColor) l.parentLayer.document.bgColor = l.parentLayer.menuContainerBgColor;
            }
        }
        l.visibility = "inherit";
        if (l.Menu) l.Menu.container.visibility = "inherit";
    } else if (document.all) {
        var l = menu.menuLayer || menu;
        hideActiveMenus(l);
        if (typeof(menu) == "string") {
            l = document.all[menu];
            for (var n=0; n < menuContainers.length; n++) {
                l = menuContainers[n].menus[menu];
                for (var i=0; i<menuContainers[n].menus.length; i++) {
                    if (menu == menuContainers[n].menus[i].label) l = menuContainers[n].menus[i].menuLayer;
                    if (l) break;
                }
            }
        }
        window.ActiveMenu = l;
        l.style.visibility = "inherit";
        if (x != "relative")
            l.style.pixelLeft = x || (window.pageX + document.body.scrollLeft) || 0;
        if (y != "relative")
            l.style.pixelTop = y || (window.pageY + document.body.scrollTop) || 0;

		if ( l.style.pixelLeft + l.style.pixelWidth > document.body.scrollLeft + document.body.clientWidth) {