"use strict";

UE.registerUI('autoformat',
    function (editor) {
        var btn = new UE.ui.Button({
            name: 'autoformat',
            title: '一键排版',
            editor: editor,
            className: 'power-edui-autoformat',
            cssRules: 'backgourd:none',
            onclick: function () {
                editor.execCommand('selectall');
                editor.execCommand('autoformat');
                var content = editor.getContent();
                var $div = $('<div>').html(content);
                $div.find("p:first").css('text-indent', 'initial');
                editor.setContent($div.html());
            }
        });
        btn.label = '<i class="fa fa-th-large"></i>';
        btn.showIcon = false;

        editor.addListener('selectionchange',
            function () {
                var state = editor.queryCommandState("autoformat");
                if (state === -1) {
                    //当按钮按下后被放开就执行这里
                    btn.setDisabled(true);
                    btn.setChecked(false);
                } else {
                    //当ue内容改变后执行这里
                    btn.setDisabled(false);
                    btn.setChecked(0);
                }

            });
        return btn;
    });