silverstripe-framework/thirdparty/tinymce/classes/ui/DropMenu.js

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/**
* $Id: DropMenu.js 1070 2009-04-01 18:03:06Z spocke $
*
* @author Moxiecode
* @copyright Copyright <EFBFBD> 2004-2008, Moxiecode Systems AB, All rights reserved.
*/
(function(tinymce) {
var is = tinymce.is, DOM = tinymce.DOM, each = tinymce.each, Event = tinymce.dom.Event, Element = tinymce.dom.Element;
/**#@+
* @class This class is used to create drop menus, a drop menu can be a
* context menu, or a menu for a list box or a menu bar.
* @member tinymce.ui.DropMenu
* @base tinymce.ui.Menu
*/
tinymce.create('tinymce.ui.DropMenu:tinymce.ui.Menu', {
/**
* Constructs a new drop menu control instance.
*
* @param {String} id Button control id for the button.
* @param {Object} s Optional name/value settings object.
*/
DropMenu : function(id, s) {
s = s || {};
s.container = s.container || DOM.doc.body;
s.offset_x = s.offset_x || 0;
s.offset_y = s.offset_y || 0;
s.vp_offset_x = s.vp_offset_x || 0;
s.vp_offset_y = s.vp_offset_y || 0;
if (is(s.icons) && !s.icons)
s['class'] += ' mceNoIcons';
this.parent(id, s);
this.onShowMenu = new tinymce.util.Dispatcher(this);
this.onHideMenu = new tinymce.util.Dispatcher(this);
this.classPrefix = 'mceMenu';
},
/**#@+
* @method
*/
/**
* Created a new sub menu for the drop menu control.
*
* @param {Object} s Optional name/value settings object.
* @return {tinymce.ui.DropMenu} New drop menu instance.
*/
createMenu : function(s) {
var t = this, cs = t.settings, m;
s.container = s.container || cs.container;
s.parent = t;
s.constrain = s.constrain || cs.constrain;
s['class'] = s['class'] || cs['class'];
s.vp_offset_x = s.vp_offset_x || cs.vp_offset_x;
s.vp_offset_y = s.vp_offset_y || cs.vp_offset_y;
m = new tinymce.ui.DropMenu(s.id || DOM.uniqueId(), s);
m.onAddItem.add(t.onAddItem.dispatch, t.onAddItem);
return m;
},
/**
* Repaints the menu after new items have been added dynamically.
*/
update : function() {
var t = this, s = t.settings, tb = DOM.get('menu_' + t.id + '_tbl'), co = DOM.get('menu_' + t.id + '_co'), tw, th;
tw = s.max_width ? Math.min(tb.clientWidth, s.max_width) : tb.clientWidth;
th = s.max_height ? Math.min(tb.clientHeight, s.max_height) : tb.clientHeight;
if (!DOM.boxModel)
t.element.setStyles({width : tw + 2, height : th + 2});
else
t.element.setStyles({width : tw, height : th});
if (s.max_width)
DOM.setStyle(co, 'width', tw);
if (s.max_height) {
DOM.setStyle(co, 'height', th);
if (tb.clientHeight < s.max_height)
DOM.setStyle(co, 'overflow', 'hidden');
}
},
/**
* Displays the menu at the specified cordinate.
*
* @param {Number} x Horizontal position of the menu.
* @param {Number} y Vertical position of the menu.
* @param {Numner} px Optional parent X position used when menus are cascading.
*/
showMenu : function(x, y, px) {
var t = this, s = t.settings, co, vp = DOM.getViewPort(), w, h, mx, my, ot = 2, dm, tb, cp = t.classPrefix;
t.collapse(1);
if (t.isMenuVisible)
return;
if (!t.rendered) {
co = DOM.add(t.settings.container, t.renderNode());
each(t.items, function(o) {
o.postRender();
});
t.element = new Element('menu_' + t.id, {blocker : 1, container : s.container});
} else
co = DOM.get('menu_' + t.id);
// Move layer out of sight unless it's Opera since it scrolls to top of page due to an bug
if (!tinymce.isOpera)
DOM.setStyles(co, {left : -0xFFFF , top : -0xFFFF});
DOM.show(co);
t.update();
x += s.offset_x || 0;
y += s.offset_y || 0;
vp.w -= 4;
vp.h -= 4;
// Move inside viewport if not submenu
if (s.constrain) {
w = co.clientWidth - ot;
h = co.clientHeight - ot;
mx = vp.x + vp.w;
my = vp.y + vp.h;
if ((x + s.vp_offset_x + w) > mx)
x = px ? px - w : Math.max(0, (mx - s.vp_offset_x) - w);
if ((y + s.vp_offset_y + h) > my)
y = Math.max(0, (my - s.vp_offset_y) - h);
}
DOM.setStyles(co, {left : x , top : y});
t.element.update();
t.isMenuVisible = 1;
t.mouseClickFunc = Event.add(co, 'click', function(e) {
var m;
e = e.target;
if (e && (e = DOM.getParent(e, 'tr')) && !DOM.hasClass(e, cp + 'ItemSub')) {
m = t.items[e.id];
if (m.isDisabled())
return;
dm = t;
while (dm) {
if (dm.hideMenu)
dm.hideMenu();
dm = dm.settings.parent;
}
if (m.settings.onclick)
m.settings.onclick(e);
return Event.cancel(e); // Cancel to fix onbeforeunload problem
}
});
if (t.hasMenus()) {
t.mouseOverFunc = Event.add(co, 'mouseover', function(e) {
var m, r, mi;
e = e.target;
if (e && (e = DOM.getParent(e, 'tr'))) {
m = t.items[e.id];
if (t.lastMenu)
t.lastMenu.collapse(1);
if (m.isDisabled())
return;
if (e && DOM.hasClass(e, cp + 'ItemSub')) {
//p = DOM.getPos(s.container);
r = DOM.getRect(e);
m.showMenu((r.x + r.w - ot), r.y - ot, r.x);
t.lastMenu = m;
DOM.addClass(DOM.get(m.id).firstChild, cp + 'ItemActive');
}
}
});
}
t.onShowMenu.dispatch(t);
if (s.keyboard_focus) {
Event.add(co, 'keydown', t._keyHandler, t);
DOM.select('a', 'menu_' + t.id)[0].focus(); // Select first link
t._focusIdx = 0;
}
},
/**
* Hides the displayed menu.
*/
hideMenu : function(c) {
var t = this, co = DOM.get('menu_' + t.id), e;
if (!t.isMenuVisible)
return;
Event.remove(co, 'mouseover', t.mouseOverFunc);
Event.remove(co, 'click', t.mouseClickFunc);
Event.remove(co, 'keydown', t._keyHandler);
DOM.hide(co);
t.isMenuVisible = 0;
if (!c)
t.collapse(1);
if (t.element)
t.element.hide();
if (e = DOM.get(t.id))
DOM.removeClass(e.firstChild, t.classPrefix + 'ItemActive');
t.onHideMenu.dispatch(t);
},
/**
* Adds a new menu, menu item or sub classes of them to the drop menu.
*
* @param {tinymce.ui.Control} o Menu or menu item to add to the drop menu.
* @return {tinymce.ui.Control} Same as the input control, the menu or menu item.
*/
add : function(o) {
var t = this, co;
o = t.parent(o);
if (t.isRendered && (co = DOM.get('menu_' + t.id)))
t._add(DOM.select('tbody', co)[0], o);
return o;
},
/**
* Collapses the menu, this will hide the menu and all menu items.
*
* @param {bool} d Optional deep state. If this is set to true all children will be collapsed as well.
*/
collapse : function(d) {
this.parent(d);
this.hideMenu(1);
},
/**
* Removes a specific sub menu or menu item from the drop menu.
*
* @param {tinymce.ui.Control} o Menu item or menu to remove from drop menu.
* @return {tinymce.ui.Control} Control instance or null if it wasn't found.
*/
remove : function(o) {
DOM.remove(o.id);
this.destroy();
return this.parent(o);
},
/**
* Destroys the menu. This will remove the menu from the DOM and any events added to it etc.
*/
destroy : function() {
var t = this, co = DOM.get('menu_' + t.id);
Event.remove(co, 'mouseover', t.mouseOverFunc);
Event.remove(co, 'click', t.mouseClickFunc);
if (t.element)
t.element.remove();
DOM.remove(co);
},
/**
* Renders the specified menu node to the dom.
*
* @return {Element} Container element for the drop menu.
*/
renderNode : function() {
var t = this, s = t.settings, n, tb, co, w;
w = DOM.create('div', {id : 'menu_' + t.id, 'class' : s['class'], 'style' : 'position:absolute;left:0;top:0;z-index:200000'});
co = DOM.add(w, 'div', {id : 'menu_' + t.id + '_co', 'class' : t.classPrefix + (s['class'] ? ' ' + s['class'] : '')});
t.element = new Element('menu_' + t.id, {blocker : 1, container : s.container});
if (s.menu_line)
DOM.add(co, 'span', {'class' : t.classPrefix + 'Line'});
// n = DOM.add(co, 'div', {id : 'menu_' + t.id + '_co', 'class' : 'mceMenuContainer'});
n = DOM.add(co, 'table', {id : 'menu_' + t.id + '_tbl', border : 0, cellPadding : 0, cellSpacing : 0});
tb = DOM.add(n, 'tbody');
each(t.items, function(o) {
t._add(tb, o);
});
t.rendered = true;
return w;
},
// Internal functions
_keyHandler : function(e) {
var t = this, kc = e.keyCode;
function focus(d) {
var i = t._focusIdx + d, e = DOM.select('a', 'menu_' + t.id)[i];
if (e) {
t._focusIdx = i;
e.focus();
}
};
switch (kc) {
case 38:
focus(-1); // Select first link
return;
case 40:
focus(1);
return;
case 13:
return;
case 27:
return this.hideMenu();
}
},
_add : function(tb, o) {
var n, s = o.settings, a, ro, it, cp = this.classPrefix, ic;
if (s.separator) {
ro = DOM.add(tb, 'tr', {id : o.id, 'class' : cp + 'ItemSeparator'});
DOM.add(ro, 'td', {'class' : cp + 'ItemSeparator'});
if (n = ro.previousSibling)
DOM.addClass(n, 'mceLast');
return;
}
n = ro = DOM.add(tb, 'tr', {id : o.id, 'class' : cp + 'Item ' + cp + 'ItemEnabled'});
n = it = DOM.add(n, 'td');
n = a = DOM.add(n, 'a', {href : 'javascript:;', onclick : "return false;", onmousedown : 'return false;'});
DOM.addClass(it, s['class']);
// n = DOM.add(n, 'span', {'class' : 'item'});
ic = DOM.add(n, 'span', {'class' : 'mceIcon' + (s.icon ? ' mce_' + s.icon : '')});
if (s.icon_src)
DOM.add(ic, 'img', {src : s.icon_src});
n = DOM.add(n, s.element || 'span', {'class' : 'mceText', title : o.settings.title}, o.settings.title);
if (o.settings.style)
DOM.setAttrib(n, 'style', o.settings.style);
if (tb.childNodes.length == 1)
DOM.addClass(ro, 'mceFirst');
if ((n = ro.previousSibling) && DOM.hasClass(n, cp + 'ItemSeparator'))
DOM.addClass(ro, 'mceFirst');
if (o.collapse)
DOM.addClass(ro, cp + 'ItemSub');
if (n = ro.previousSibling)
DOM.removeClass(n, 'mceLast');
DOM.addClass(ro, 'mceLast');
}
/**#@-*/
});
})(tinymce);