ColorPalette.js

Ext.ColorPalette = function(config){
    Ext.ColorPalette.superclass.constructor.call(this, config);
    this.addEvents({
        select: true
    });

    if(this.handler){
        this.on('select', this.handler, this.scope, true);
    }
};
Ext.extend(Ext.ColorPalette, Ext.Component, {
    itemCls : 'x-color-palette',
    value : null,
    ctype: 'Ext.ColorPalette',

    colors : [
        '000000', '993300', '333300', '003300', '003366', '000080', '333399', '333333',
        '800000', 'FF6600', '808000', '008000', '008080', '0000FF', '666699', '808080',
        'FF0000', 'FF9900', '99CC00', '339966', '33CCCC', '3366FF', '800080', '969696',
        'FF00FF', 'FFCC00', 'FFFF00', '00FF00', '00FFFF', '00CCFF', '993366', 'C0C0C0',
        'FF99CC', 'FFCC99', 'FFFF99', 'CCFFCC', 'CCFFFF', '99CCFF', 'CC99FF', 'FFFFFF'
    ],

    onRender : function(container){
        var t = new Ext.MasterTemplate(
            '<tpl><a href="#" class="color-{0}" hidefocus="on"><em><span style="background:#{0}">&#160;</span></em></a></tpl>'
        );
        var c = this.colors;
        for(var i = 0, len = c.length; i < len; i++){
            t.add([c[i]]);
        }
        var el = document.createElement('div');
        el.className = this.itemCls;
        t.overwrite(el);
        container.dom.appendChild(el);
        this.el = Ext.get(el);
        this.el.on('click', this.handleClick,  this, {delegate: 'a'});
    },

    afterRender : function(){
        if(this.value){
            var s = this.value;
            this.value = null;
            this.select(s);
        }
    },

    handleClick : function(e, t){
        e.preventDefault();
        if(!this.disabled){
            var c = t.className.match(/(?:^|\s)color-(.{6})(?:\s|$)/)[1];
            this.select(c.toUpperCase());
        }
    },

    select : function(color){
        color = color.replace('#', '');
        if(color != this.value){
            var el = this.el;
            if(this.value){
                el.child('a.color-'+this.value).removeClass('x-color-palette-sel');
            }
            el.child('a.color-'+color).addClass('x-color-palette-sel');
            this.value = color;
            this.fireEvent('select', this, color);
        }
    }
});

yui-ext - Copyright © 2006 Jack Slocum. | Yahoo! UI - Copyright © 2006 Yahoo! Inc.
All rights reserved.