silverstripe-framework/thirdparty/tinymce/classes/ui/ListBox.js
2009-11-21 02:26:09 +00:00

319 lines
8.4 KiB
JavaScript

/**
* $Id: ListBox.js 1045 2009-03-04 20:03:18Z spocke $
*
* @author Moxiecode
* @copyright Copyright © 2004-2008, Moxiecode Systems AB, All rights reserved.
*/
(function(tinymce) {
var DOM = tinymce.DOM, Event = tinymce.dom.Event, each = tinymce.each, Dispatcher = tinymce.util.Dispatcher;
/**#@+
* @class This class is used to create list boxes/select list. This one will generate
* a non native control. This one has the benefits of having visual items added.
* @member tinymce.ui.ListBox
* @base tinymce.ui.Control
*/
tinymce.create('tinymce.ui.ListBox:tinymce.ui.Control', {
/**
* Constructs a new listbox control instance.
*
* @param {String} id Control id for the list box.
* @param {Object} s Optional name/value settings object.
*/
ListBox : function(id, s) {
var t = this;
t.parent(id, s);
t.items = [];
t.onChange = new Dispatcher(t);
t.onPostRender = new Dispatcher(t);
t.onAdd = new Dispatcher(t);
t.onRenderMenu = new tinymce.util.Dispatcher(this);
t.classPrefix = 'mceListBox';
},
/**#@+
* @method
*/
/**
* Selects a item/option by value. This will both add a visual selection to the
* item and change the title of the control to the title of the option.
*
* @param {String/function} va Value to look for inside the list box or a function selector.
*/
select : function(va) {
var t = this, fv, f;
if (va == undefined)
return t.selectByIndex(-1);
// Is string or number make function selector
if (va && va.call)
f = va;
else {
f = function(v) {
return v == va;
};
}
// Do we need to do something?
if (va != t.selectedValue) {
// Find item
each(t.items, function(o, i) {
if (f(o.value)) {
fv = 1;
t.selectByIndex(i);
return false;
}
});
if (!fv)
t.selectByIndex(-1);
}
},
/**
* Selects a item/option by index. This will both add a visual selection to the
* item and change the title of the control to the title of the option.
*
* @param {String} idx Index to select, pass -1 to select menu/title of select box.
*/
selectByIndex : function(idx) {
var t = this, e, o;
if (idx != t.selectedIndex) {
e = DOM.get(t.id + '_text');
o = t.items[idx];
if (o) {
t.selectedValue = o.value;
t.selectedIndex = idx;
DOM.setHTML(e, DOM.encode(o.title));
DOM.removeClass(e, 'mceTitle');
} else {
DOM.setHTML(e, DOM.encode(t.settings.title));
DOM.addClass(e, 'mceTitle');
t.selectedValue = t.selectedIndex = null;
}
e = 0;
}
},
/**
* Adds a option item to the list box.
*
* @param {String} n Title for the new option.
* @param {String} v Value for the new option.
* @param {Object} o Optional object with settings like for example class.
*/
add : function(n, v, o) {
var t = this;
o = o || {};
o = tinymce.extend(o, {
title : n,
value : v
});
t.items.push(o);
t.onAdd.dispatch(t, o);
},
/**
* Returns the number of items inside the list box.
*
* @param {Number} Number of items inside the list box.
*/
getLength : function() {
return this.items.length;
},
/**
* Renders the list box as a HTML string. This method is much faster than using the DOM and when
* creating a whole toolbar with buttons it does make a lot of difference.
*
* @return {String} HTML for the list box control element.
*/
renderHTML : function() {
var h = '', t = this, s = t.settings, cp = t.classPrefix;
h = '<table id="' + t.id + '" cellpadding="0" cellspacing="0" class="' + cp + ' ' + cp + 'Enabled' + (s['class'] ? (' ' + s['class']) : '') + '"><tbody><tr>';
h += '<td>' + DOM.createHTML('a', {id : t.id + '_text', href : 'javascript:;', 'class' : 'mceText', onclick : "return false;", onmousedown : 'return false;'}, DOM.encode(t.settings.title)) + '</td>';
h += '<td>' + DOM.createHTML('a', {id : t.id + '_open', tabindex : -1, href : 'javascript:;', 'class' : 'mceOpen', onclick : "return false;", onmousedown : 'return false;'}, '<span></span>') + '</td>';
h += '</tr></tbody></table>';
return h;
},
/**
* Displays the drop menu with all items.
*/
showMenu : function() {
var t = this, p1, p2, e = DOM.get(this.id), m;
if (t.isDisabled() || t.items.length == 0)
return;
if (t.menu && t.menu.isMenuVisible)
return t.hideMenu();
if (!t.isMenuRendered) {
t.renderMenu();
t.isMenuRendered = true;
}
p1 = DOM.getPos(this.settings.menu_container);
p2 = DOM.getPos(e);
m = t.menu;
m.settings.offset_x = p2.x;
m.settings.offset_y = p2.y;
m.settings.keyboard_focus = !tinymce.isOpera; // Opera is buggy when it comes to auto focus
// Select in menu
if (t.oldID)
m.items[t.oldID].setSelected(0);
each(t.items, function(o) {
if (o.value === t.selectedValue) {
m.items[o.id].setSelected(1);
t.oldID = o.id;
}
});
m.showMenu(0, e.clientHeight);
Event.add(DOM.doc, 'mousedown', t.hideMenu, t);
DOM.addClass(t.id, t.classPrefix + 'Selected');
//DOM.get(t.id + '_text').focus();
},
/**
* Hides the drop menu.
*/
hideMenu : function(e) {
var t = this;
// Prevent double toogles by canceling the mouse click event to the button
if (e && e.type == "mousedown" && (e.target.id == t.id + '_text' || e.target.id == t.id + '_open'))
return;
if (!e || !DOM.getParent(e.target, '.mceMenu')) {
DOM.removeClass(t.id, t.classPrefix + 'Selected');
Event.remove(DOM.doc, 'mousedown', t.hideMenu, t);
if (t.menu)
t.menu.hideMenu();
}
},
/**
* Renders the menu to the DOM.
*/
renderMenu : function() {
var t = this, m;
m = t.settings.control_manager.createDropMenu(t.id + '_menu', {
menu_line : 1,
'class' : t.classPrefix + 'Menu mceNoIcons',
max_width : 150,
max_height : 150
});
m.onHideMenu.add(t.hideMenu, t);
m.add({
title : t.settings.title,
'class' : 'mceMenuItemTitle',
onclick : function() {
if (t.settings.onselect('') !== false)
t.select(''); // Must be runned after
}
});
each(t.items, function(o) {
o.id = DOM.uniqueId();
o.onclick = function() {
if (t.settings.onselect(o.value) !== false)
t.select(o.value); // Must be runned after
};
m.add(o);
});
t.onRenderMenu.dispatch(t, m);
t.menu = m;
},
/**
* Post render event. This will be executed after the control has been rendered and can be used to
* set states, add events to the control etc. It's recommended for subclasses of the control to call this method by using this.parent().
*/
postRender : function() {
var t = this, cp = t.classPrefix;
Event.add(t.id, 'click', t.showMenu, t);
Event.add(t.id + '_text', 'focus', function(e) {
if (!t._focused) {
t.keyDownHandler = Event.add(t.id + '_text', 'keydown', function(e) {
var idx = -1, v, kc = e.keyCode;
// Find current index
each(t.items, function(v, i) {
if (t.selectedValue == v.value)
idx = i;
});
// Move up/down
if (kc == 38)
v = t.items[idx - 1];
else if (kc == 40)
v = t.items[idx + 1];
else if (kc == 13) {
// Fake select on enter
v = t.selectedValue;
t.selectedValue = null; // Needs to be null to fake change
t.settings.onselect(v);
return Event.cancel(e);
}
if (v) {
t.hideMenu();
t.select(v.value);
}
});
}
t._focused = 1;
});
Event.add(t.id + '_text', 'blur', function() {Event.remove(t.id + '_text', 'keydown', t.keyDownHandler); t._focused = 0;});
// Old IE doesn't have hover on all elements
if (tinymce.isIE6 || !DOM.boxModel) {
Event.add(t.id, 'mouseover', function() {
if (!DOM.hasClass(t.id, cp + 'Disabled'))
DOM.addClass(t.id, cp + 'Hover');
});
Event.add(t.id, 'mouseout', function() {
if (!DOM.hasClass(t.id, cp + 'Disabled'))
DOM.removeClass(t.id, cp + 'Hover');
});
}
t.onPostRender.dispatch(t, DOM.get(t.id));
},
destroy : function() {
this.parent();
Event.clear(this.id + '_text');
}
/**#@-*/
});
})(tinymce);