ncbi_menu_dnd.js

ncbi源码

            if (i>0) l.style.top = document.getElementById("menuItem" + (id-1)).style.pixelTop + document.getElementById("menuItem" + (id-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" + id);
            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" + id);
            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" + id);
            if (sep) {
                sep.style.clip = "rect(0," + (proto.menuItemWidth - 3) + ",1,0)";
                sep.style.backgroundColor = proto.bgColor;
                sep = document.getElementById("menuSeparatorLite" + id);
                sep.style.clip = "rect(1," + (proto.menuItemWidth - 3) + ",2,0)";
                sep.style.backgroundColor = proto.menuLiteBgColor;
//                l.style.height = proto.menuItemHeight/2;
                l.isSeparator = true
            }
        }
        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);
        }
    }
}


function setContainerProperty(container) 
{
    if (document.layers) {
        container.clip.width = window.innerWidth;
        container.clip.height = window.innerHeight;
        container.onmouseout = this.hideMenu;
        container.menuContainerBgColor = this.menuContainerBgColor;
	}
	if (!useDynamicMenu) {
        for (var i=0; i<container.menus.length; i++) {
			setMenuProperty(container, i);
		}
	}
    if (document.all) {
        container.document.all("menuContainer").style.backgroundColor = container.menus[0].menuContainerBgColor;
        container.document.saveBgColor = container.document.bgColor;
    } else if (document.getElementById) {
        container.style.backgroundColor = container.menus[0].menuContainerBgColor;
        container.saveBgColor = container.bgColor;
    }
}


function writeMenus(container) 
{
    if (!window.attemptCount)
        window.attemptCount = 1;
    if (!container && document.layers) {
        if (eval("document.width"))
            container = new Layer(1000);

    } else if (!container && document.all) {
        if  (!document.all["menuContainer"]) {
            container = document.createElement("DIV") 
            container.id = "menuContainer" 
	        document.getElementsByTagName("BODY").item(0).appendChild(container)
        }
        container = document.all["menuContainer"];

    } else if (!container && document.getElementById && document.getElementsByTagName("BODY")) {
        if (!document.getElementById("menuContainer")) {
	        container = document.createElement("DIV") 
	        container.id = "menuContainer" 
	        document.getElementsByTagName("BODY").item(0).appendChild(container)
	        container.style.backgroundColor = this.menuContainerBgColor
        } else {
	        container = document.getElementById("menuContainer")
        }
    }
    if (!container && window.attemptCount < 10) {
        window.delayWriteMenus = this.writeMenus;
        window.menuContainerBgColor = this.menuContainerBgColor;
        window.attemptCount++;
        setTimeout('delayWriteMenus()', 3000);
        return;
    }
    container.isContainer = "menuContainer" + menuContainers.length;
    menuContainers[menuContainers.length] = container;
    container.menus = new Array();
    for (var i=0; i<window.menus.length; i++) {
        container.menus[i] = window.menus[i];
	}
    window.menus.length = 0;

	// Get menus html-content
    var content = '';
	if (window.useDynamicMenu && document.layers) window.useDynamicMenu = false;
	if (!useDynamicMenu) {
	    for (var i=0; i<container.menus.length; i++) {
			content += getMenuContent(container,i);
	    }
	}

    if (container.innerHTML) {
        container.innerHTML=content;
    } else if (!document.all && document.getElementById) {
//	dynamiccontentNS6(container,content)
        container.innerHTML=content;
    } else {
        container.document.open("text/html");
        container.document.writeln(content);
        container.document.close();
    }
	// Set containers propertyes
	setContainerProperty(container);
    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 getMenuLayer(menu) 
{
    var l = menu.menuLayer || menu;
	var n_container = 0;
	var n_menu;

	if (typeof(menu) == "string") {
		if (document.all) {
	    	l = document.all[menu];
		} else if (document.getElementById) {
            l = document.getElementById(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) {
					if (useDynamicMenu) break;
					l = menuContainers[n].menus[i].menuLayer;
				 }
                 if (l) break;
             }
			 if (i<menuContainers[n].menus.length) break;
        }
		if (useDynamicMenu) {
			n_container = n;
			n_menu = i;
		}
    } else {
		if (useDynamicMenu) {
			n_menu = menu.number;
		}
	}
	if (useDynamicMenu) {
		var container = menuContainers[n_container];
		var content = getMenuContent(container, n_menu);
      		container.innerHTML = content;
		setMenuProperty(container, n_menu);
		l = menuContainers[n_container].menus[n_menu].menuLayer;
	}
	return l;
}


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;
        }