Redmine/public/javascripts/menu.js

557 lines
14 KiB
JavaScript
Raw Normal View History

//*****************************************************************************
// Do not remove this notice.
//
// Copyright 2000-2004 by Mike Hall.
// See http://www.brainjar.com for terms of use.
//*****************************************************************************
//----------------------------------------------------------------------------
// Emulation de la fonction push pour IE5.0
//----------------------------------------------------------------------------
if(!Array.prototype.push){Array.prototype.push=function(){for(var i=0;i<arguments.length;i++)this[this.length]=arguments[i];};};
//----------------------------------------------------------------------------
// Code to determine the browser and version.
//----------------------------------------------------------------------------
function Browser() {
var ua, s, i;
this.isIE = false; // Internet Explorer
this.isOP = false; // Opera
this.isNS = false; // Netscape
this.version = null;
//-- debut ajout ci ----
this.isIE5mac = false; // Internet Explorer 5 mac
//-- fin ajout ci ----
ua = navigator.userAgent;
//-- debut ajout ci ----
if (ua.indexOf("Opera")==-1 && ua.indexOf("MSIE 5")>-1 && ua.indexOf("Mac")>-1) {
this.isIE5mac = true;
this.version = "";
return;
}
//-- fin ajout ci ----
s = "Opera";
if ((i = ua.indexOf(s)) >= 0) {
this.isOP = true;
this.version = parseFloat(ua.substr(i + s.length));
return;
}
s = "Netscape6/";
if ((i = ua.indexOf(s)) >= 0) {
this.isNS = true;
this.version = parseFloat(ua.substr(i + s.length));
return;
}
// Treat any other "Gecko" browser as Netscape 6.1.
s = "Gecko";
if ((i = ua.indexOf(s)) >= 0) {
this.isNS = true;
this.version = 6.1;
return;
}
s = "MSIE";
if ((i = ua.indexOf(s))) {
this.isIE = true;
this.version = parseFloat(ua.substr(i + s.length));
return;
}
}
var browser = new Browser();
//----------------------------------------------------------------------------
// Code for handling the menu bar and active button.
//----------------------------------------------------------------------------
var activeButton = null;
function buttonClick(event, menuId) {
var button;
// Get the target button element.
if (browser.isIE)
button = window.event.srcElement;
else
button = event.currentTarget;
// Blur focus from the link to remove that annoying outline.
button.blur();
// Associate the named menu to this button if not already done.
// Additionally, initialize menu display.
if (button.menu == null) {
button.menu = document.getElementById(menuId);
if (button.menu.isInitialized == null)
menuInit(button.menu);
}
// Set mouseout event handler for the button, if not already done.
if (button.onmouseout == null)
button.onmouseout = buttonOrMenuMouseout;
// Exit if this button is the currently active one.
if (button == activeButton)
return false;
// Reset the currently active button, if any.
if (activeButton != null)
resetButton(activeButton);
// Activate this button, unless it was the currently active one.
if (button != activeButton) {
depressButton(button);
activeButton = button;
}
else
activeButton = null;
return false;
}
function buttonMouseover(event, menuId) {
var button;
//-- debut ajout ci ----
if (!browser.isIE5mac) {
//-- fin ajout ci ----
//-- debut ajout ci ----
cicacheselect();
//-- fin ajout ci ----
// Activates this button's menu if no other is currently active.
if (activeButton == null) {
buttonClick(event, menuId);
return;
}
// Find the target button element.
if (browser.isIE)
button = window.event.srcElement;
else
button = event.currentTarget;
// If any other button menu is active, make this one active instead.
if (activeButton != null && activeButton != button)
buttonClick(event, menuId);
//-- debut ajout ci ----
}
//-- fin ajout ci ----
}
function depressButton(button) {
var x, y;
// Update the button's style class to make it look like it's
// depressed.
button.className += " menuButtonActive";
// Set mouseout event handler for the button, if not already done.
if (button.onmouseout == null)
button.onmouseout = buttonOrMenuMouseout;
if (button.menu.onmouseout == null)
button.menu.onmouseout = buttonOrMenuMouseout;
// Position the associated drop down menu under the button and
// show it.
x = getPageOffsetLeft(button);
y = getPageOffsetTop(button) + button.offsetHeight - 1;
// For IE, adjust position.
if (browser.isIE) {
x += button.offsetParent.clientLeft;
y += button.offsetParent.clientTop;
}
button.menu.style.left = x + "px";
button.menu.style.top = y + "px";0
button.menu.style.visibility = "visible";
}
function resetButton(button) {
// Restore the button's style class.
removeClassName(button, "menuButtonActive");
// Hide the button's menu, first closing any sub menus.
if (button.menu != null) {
closeSubMenu(button.menu);
button.menu.style.visibility = "hidden";
}
}
//----------------------------------------------------------------------------
// Code to handle the menus and sub menus.
//----------------------------------------------------------------------------
function menuMouseover(event) {
var menu;
//-- debut ajout ci ----
if (!browser.isIE5mac) {
//-- fin ajout ci ----
//-- debut ajout ci ----
cicacheselect();
//-- fin ajout ci ----
// Find the target menu element.
if (browser.isIE)
menu = getContainerWith(window.event.srcElement, "DIV", "menu");
else
menu = event.currentTarget;
// Close any active sub menu.
if (menu.activeItem != null)
closeSubMenu(menu);
//-- debut ajout ci ----
}
//-- fin ajout ci ----
}
function menuItemMouseover(event, menuId) {
var item, menu, x, y;
//-- debut ajout ci ----
cicacheselect();
//-- fin ajout ci ----
// Find the target item element and its parent menu element.
if (browser.isIE)
item = getContainerWith(window.event.srcElement, "A", "menuItem");
else
item = event.currentTarget;
menu = getContainerWith(item, "DIV", "menu");
// Close any active sub menu and mark this one as active.
if (menu.activeItem != null)
closeSubMenu(menu);
menu.activeItem = item;
// Highlight the item element.
item.className += " menuItemHighlight";
// Initialize the sub menu, if not already done.
if (item.subMenu == null) {
item.subMenu = document.getElementById(menuId);
if (item.subMenu.isInitialized == null)
menuInit(item.subMenu);
}
// Set mouseout event handler for the sub menu, if not already done.
if (item.subMenu.onmouseout == null)
item.subMenu.onmouseout = buttonOrMenuMouseout;
// Get position for submenu based on the menu item.
x = getPageOffsetLeft(item) + item.offsetWidth;
y = getPageOffsetTop(item);
// Adjust position to fit in view.
var maxX, maxY;
if (browser.isIE) {
maxX = Math.max(document.documentElement.scrollLeft, document.body.scrollLeft) +
(document.documentElement.clientWidth != 0 ? document.documentElement.clientWidth : document.body.clientWidth);
maxY = Math.max(document.documentElement.scrollTop, document.body.scrollTop) +
(document.documentElement.clientHeight != 0 ? document.documentElement.clientHeight : document.body.clientHeight);
}
if (browser.isOP) {
maxX = document.documentElement.scrollLeft + window.innerWidth;
maxY = document.documentElement.scrollTop + window.innerHeight;
}
if (browser.isNS) {
maxX = window.scrollX + window.innerWidth;
maxY = window.scrollY + window.innerHeight;
}
maxX -= item.subMenu.offsetWidth;
maxY -= item.subMenu.offsetHeight;
if (x > maxX)
x = Math.max(0, x - item.offsetWidth - item.subMenu.offsetWidth
+ (menu.offsetWidth - item.offsetWidth));
y = Math.max(0, Math.min(y, maxY));
// Position and show the sub menu.
item.subMenu.style.left = x + "px";
item.subMenu.style.top = y + "px";
item.subMenu.style.visibility = "visible";
// Stop the event from bubbling.
if (browser.isIE)
window.event.cancelBubble = true;
else
event.stopPropagation();
}
function closeSubMenu(menu) {
if (menu == null || menu.activeItem == null)
return;
// Recursively close any sub menus.
if (menu.activeItem.subMenu != null) {
closeSubMenu(menu.activeItem.subMenu);
menu.activeItem.subMenu.style.visibility = "hidden";
menu.activeItem.subMenu = null;
}
removeClassName(menu.activeItem, "menuItemHighlight");
menu.activeItem = null;
}
function buttonOrMenuMouseout(event) {
var el;
// If there is no active button, exit.
if (activeButton == null)
return;
// Find the element the mouse is moving to.
if (browser.isIE)
el = window.event.toElement;
else if (event.relatedTarget != null)
el = (event.relatedTarget.tagName ? event.relatedTarget : event.relatedTarget.parentNode);
// If the element is not part of a menu, reset the active button.
if (getContainerWith(el, "DIV", "menu") == null) {
resetButton(activeButton);
activeButton = null;
//-- debut ajout ci ----
cimontreselect();
//-- fin ajout ci ----
}
}
//----------------------------------------------------------------------------
// Code to initialize menus.
//----------------------------------------------------------------------------
function menuInit(menu) {
var itemList, spanList;
var textEl, arrowEl;
var itemWidth;
var w, dw;
var i, j;
// For IE, replace arrow characters.
if (browser.isIE) {
menu.style.lineHeight = "2.5ex";
spanList = menu.getElementsByTagName("SPAN");
for (i = 0; i < spanList.length; i++)
if (hasClassName(spanList[i], "menuItemArrow")) {
spanList[i].style.fontFamily = "Webdings";
spanList[i].firstChild.nodeValue = "4";
}
}
// Find the width of a menu item.
itemList = menu.getElementsByTagName("A");
if (itemList.length > 0)
itemWidth = itemList[0].offsetWidth;
else
return;
// For items with arrows, add padding to item text to make the
// arrows flush right.
for (i = 0; i < itemList.length; i++) {
spanList = itemList[i].getElementsByTagName("SPAN");
textEl = null;
arrowEl = null;
for (j = 0; j < spanList.length; j++) {
if (hasClassName(spanList[j], "menuItemText"))
textEl = spanList[j];
if (hasClassName(spanList[j], "menuItemArrow"))
arrowEl = spanList[j];
}
if (textEl != null && arrowEl != null) {
textEl.style.paddingRight = (itemWidth
- (textEl.offsetWidth + arrowEl.offsetWidth)) + "px";
// For Opera, remove the negative right margin to fix a display bug.
if (browser.isOP)
arrowEl.style.marginRight = "0px";
}
}
// Fix IE hover problem by setting an explicit width on first item of
// the menu.
if (browser.isIE) {
w = itemList[0].offsetWidth;
itemList[0].style.width = w + "px";
dw = itemList[0].offsetWidth - w;
w -= dw;
itemList[0].style.width = w + "px";
}
// Mark menu as initialized.
menu.isInitialized = true;
}
//----------------------------------------------------------------------------
// General utility functions.
//----------------------------------------------------------------------------
function getContainerWith(node, tagName, className) {
// Starting with the given node, find the nearest containing element
// with the specified tag name and style class.
while (node != null) {
if (node.tagName != null && node.tagName == tagName &&
hasClassName(node, className))
return node;
node = node.parentNode;
}
return node;
}
function hasClassName(el, name) {
var i, list;
// Return true if the given element currently has the given class
// name.
list = el.className.split(" ");
for (i = 0; i < list.length; i++)
if (list[i] == name)
return true;
return false;
}
function removeClassName(el, name) {
var i, curList, newList;
if (el.className == null)
return;
// Remove the given class name from the element's className property.
newList = new Array();
curList = el.className.split(" ");
for (i = 0; i < curList.length; i++)
if (curList[i] != name)
newList.push(curList[i]);
el.className = newList.join(" ");
}
function getPageOffsetLeft(el) {
var x;
// Return the x coordinate of an element relative to the page.
x = el.offsetLeft;
if (el.offsetParent != null)
x += getPageOffsetLeft(el.offsetParent);
return x;
}
function getPageOffsetTop(el) {
var y;
// Return the x coordinate of an element relative to the page.
y = el.offsetTop;
if (el.offsetParent != null)
y += getPageOffsetTop(el.offsetParent);
return y;
}
//-- debut ajout ci ----
function cicacheselect(){
if (browser.isIE) {
oSelects = document.getElementsByTagName('SELECT');
if (oSelects.length > 0) {
for (i = 0; i < oSelects.length; i++) {
oSlt = oSelects[i];
if (oSlt.style.visibility != 'hidden') {oSlt.style.visibility = 'hidden';}
}
}
oSelects = document.getElementsByName('masquable');
if (oSelects.length > 0) {
for (i = 0; i < oSelects.length; i++) {
oSlt = oSelects[i];
if (oSlt.style.visibility != 'hidden') {oSlt.style.visibility = 'hidden';}
}
}
}
}
function cimontreselect(){
if (browser.isIE) {
oSelects = document.getElementsByTagName('SELECT');
if (oSelects.length > 0) {
for (i = 0; i < oSelects.length; i++) {
oSlt = oSelects[i];
if (oSlt.style.visibility != 'visible') {oSlt.style.visibility = 'visible';}
}
}
oSelects = document.getElementsByName('masquable');
if (oSelects.length > 0) {
for (i = 0; i < oSelects.length; i++) {
oSlt = oSelects[i];
if (oSlt.style.visibility != 'visible') {oSlt.style.visibility = 'visible';}
}
}
}
}
//-- fin ajout ci ----