TableFilter/dev/modules/gridLayout.js

define(['exports', '../dom', '../types', '../helpers', '../event'], function (exports, _dom, _types, _helpers, _event) {
    'use strict';

    var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } };

    var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();

    Object.defineProperty(exports, '__esModule', {
        value: true
    });

    var GridLayout = (function () {

        /**
         * Grid layout, table with fixed headers
         * @param {Object} tf TableFilter instance
         */

        function GridLayout(tf) {
            _classCallCheck(this, GridLayout);

            var f = tf.config();

            //defines grid width
            this.gridWidth = f.grid_width || null;
            //defines grid height
            this.gridHeight = f.grid_height || null;
            //defines css class for main container
            this.gridMainContCssClass = f.grid_cont_css_class || 'grd_Cont';
            //defines css class for div containing table
            this.gridContCssClass = f.grid_tbl_cont_css_class || 'grd_tblCont';
            //defines css class for div containing headers' table
            this.gridHeadContCssClass = f.grid_tblHead_cont_css_class || 'grd_headTblCont';
            //defines css class for div containing rows counter, paging etc.
            this.gridInfDivCssClass = f.grid_inf_grid_css_class || 'grd_inf';
            //defines which row contains column headers
            this.gridHeadRowIndex = f.grid_headers_row_index || 0;
            //array of headers row indexes to be placed in header table
            this.gridHeadRows = f.grid_headers_rows || [0];
            //generate filters in table headers
            this.gridEnableFilters = f.grid_enable_default_filters !== undefined ? f.grid_enable_default_filters : true;
            //default col width
            this.gridDefaultColWidth = f.grid_default_col_width || '100px';
            //enables/disables columns resizer
            this.gridEnableColResizer = f.grid_enable_cols_resizer !== undefined ? f.grid_enable_cols_resizer : false;
            //defines col resizer script path
            this.gridColResizerPath = f.grid_cont_col_resizer_path || this.basePath + 'TFExt_ColsResizer/TFExt_ColsResizer.js';

            this.gridColElms = [];

            //div containing grid elements if grid_layout true
            this.prfxMainTblCont = 'gridCont_';
            //div containing table if grid_layout true
            this.prfxTblCont = 'tblCont_';
            //div containing headers table if grid_layout true
            this.prfxHeadTblCont = 'tblHeadCont_';
            //headers' table if grid_layout true
            this.prfxHeadTbl = 'tblHead_';
            //id of td containing the filter if grid_layout true
            this.prfxGridFltTd = '_td_';
            //id of th containing column header if grid_layout true
            this.prfxGridTh = 'tblHeadTh_';

            this.tf = tf;
        }

        _createClass(GridLayout, [{
            key: 'init',

            /**
             * Generates a grid with fixed headers
             */
            value: function init() {
                var _this = this;

                var tf = this.tf;
                var f = tf.config();
                var tbl = tf.tbl;

                if (!tf.gridLayout) {
                    return;
                }

                tf.isExternalFlt = true;

                // default width of 100px if column widths not set
                if (!tf.hasColWidth) {
                    tf.colWidth = [];
                    for (var k = 0; k < tf.nbCells; k++) {
                        var colW,
                            cell = tbl.rows[this.gridHeadRowIndex].cells[k];
                        if (cell.width !== '') {
                            colW = cell.width;
                        } else if (cell.style.width !== '') {
                            colW = parseInt(cell.style.width, 10);
                        } else {
                            colW = this.gridDefaultColWidth;
                        }
                        tf.colWidth[k] = colW;
                    }
                    tf.hasColWidth = true;
                }
                tf.setColWidths(this.gridHeadRowIndex);

                var tblW; //initial table width
                if (tbl.width !== '') {
                    tblW = tbl.width;
                } else if (tbl.style.width !== '') {
                    tblW = parseInt(tbl.style.width, 10);
                } else {
                    tblW = tbl.clientWidth;
                }

                //Main container: it will contain all the elements
                this.tblMainCont = _dom.Dom.create('div', ['id', this.prfxMainTblCont + tf.id]);
                this.tblMainCont.className = this.gridMainContCssClass;
                if (this.gridWidth) {
                    this.tblMainCont.style.width = this.gridWidth;
                }
                tbl.parentNode.insertBefore(this.tblMainCont, tbl);

                //Table container: div wrapping content table
                this.tblCont = _dom.Dom.create('div', ['id', this.prfxTblCont + tf.id]);
                this.tblCont.className = this.gridContCssClass;
                if (this.gridWidth) {
                    this.tblCont.style.width = this.gridWidth;
                }
                if (this.gridHeight) {
                    this.tblCont.style.height = this.gridHeight;
                }
                tbl.parentNode.insertBefore(this.tblCont, tbl);
                var t = tbl.parentNode.removeChild(tbl);
                this.tblCont.appendChild(t);

                //In case table width is expressed in %
                if (tbl.style.width === '') {
                    tbl.style.width = (tf._containsStr('%', tblW) ? tbl.clientWidth : tblW) + 'px';
                }

                var d = this.tblCont.parentNode.removeChild(this.tblCont);
                this.tblMainCont.appendChild(d);

                //Headers table container: div wrapping headers table
                this.headTblCont = _dom.Dom.create('div', ['id', this.prfxHeadTblCont + tf.id]);
                this.headTblCont.className = this.gridHeadContCssClass;
                if (this.gridWidth) {
                    this.headTblCont.style.width = this.gridWidth;
                }

                //Headers table
                this.headTbl = _dom.Dom.create('table', ['id', this.prfxHeadTbl + tf.id]);
                var tH = _dom.Dom.create('tHead'); //IE<7 needs it

                //1st row should be headers row, ids are added if not set
                //Those ids are used by the sort feature
                var hRow = tbl.rows[this.gridHeadRowIndex];
                var sortTriggers = [];
                for (var n = 0; n < tf.nbCells; n++) {
                    var c = hRow.cells[n];
                    var thId = c.getAttribute('id');
                    if (!thId || thId === '') {
                        thId = this.prfxGridTh + n + '_' + tf.id;
                        c.setAttribute('id', thId);
                    }
                    sortTriggers.push(thId);
                }

                //Filters row is created
                var filtersRow = _dom.Dom.create('tr');
                if (this.gridEnableFilters && tf.fltGrid) {
                    tf.externalFltTgtIds = [];
                    for (var j = 0; j < tf.nbCells; j++) {
                        var fltTdId = tf.prfxFlt + j + this.prfxGridFltTd + tf.id;
                        var cl = _dom.Dom.create(tf.fltCellTag, ['id', fltTdId]);
                        filtersRow.appendChild(cl);
                        tf.externalFltTgtIds[j] = fltTdId;
                    }
                }
                //Headers row are moved from content table to headers table
                for (var i = 0; i < this.gridHeadRows.length; i++) {
                    var headRow = tbl.rows[this.gridHeadRows[0]];
                    tH.appendChild(headRow);
                }
                this.headTbl.appendChild(tH);
                if (tf.filtersRowIndex === 0) {
                    tH.insertBefore(filtersRow, hRow);
                } else {
                    tH.appendChild(filtersRow);
                }

                this.headTblCont.appendChild(this.headTbl);
                this.tblCont.parentNode.insertBefore(this.headTblCont, this.tblCont);

                //THead needs to be removed in content table for sort feature
                var thead = _dom.Dom.tag(tbl, 'thead');
                if (thead.length > 0) {
                    tbl.removeChild(thead[0]);
                }

                //Headers table style
                this.headTbl.style.tableLayout = 'fixed';
                tbl.style.tableLayout = 'fixed';
                this.headTbl.cellPadding = tbl.cellPadding;
                this.headTbl.cellSpacing = tbl.cellSpacing;
                // this.headTbl.style.width = tbl.style.width;

                //content table without headers needs col widths to be reset
                tf.setColWidths();

                //Headers container width
                this.headTblCont.style.width = this.tblCont.clientWidth + 'px';

                tbl.style.width = '';
                //
                this.headTbl.style.width = tbl.clientWidth + 'px';
                //

                //scroll synchronisation
                _event.Event.add(this.tblCont, 'scroll', function (evt) {
                    var elm = _event.Event.target(evt);
                    var scrollLeft = elm.scrollLeft;
                    _this.headTblCont.scrollLeft = scrollLeft;
                    //New pointerX calc taking into account scrollLeft
                    // if(!o.isPointerXOverwritten){
                    //     try{
                    //         o.Evt.pointerX = function(evt){
                    //             var e = evt || global.event;
                    //             var bdScrollLeft = tf_StandardBody().scrollLeft +
                    //                 scrollLeft;
                    //             return (e.pageX + scrollLeft) ||
                    //                 (e.clientX + bdScrollLeft);
                    //         };
                    //         o.isPointerXOverwritten = true;
                    //     } catch(err) {
                    //         o.isPointerXOverwritten = false;
                    //     }
                    // }
                });

                //Sort is enabled if not specified in config object
                if (f.sort !== false) {
                    tf.sort = true;
                    tf.sortConfig.asyncSort = true;
                    tf.sortConfig.triggerIds = sortTriggers;
                }

                if (this.gridEnableColResizer) {
                    if (!tf.hasExtensions) {
                        tf.extensions = {
                            name: ['ColumnsResizer_' + tf.id],
                            src: [this.gridColResizerPath],
                            description: ['Columns Resizing'],
                            initialize: [function (o) {
                                o.SetColsResizer('ColumnsResizer_' + o.id);
                            }]
                        };
                        tf.hasExtensions = true;
                    } else {
                        if (!tf._containsStr('colsresizer', Str.lower(tf.extensions.src.toString()))) {
                            tf.extensions.name.push('ColumnsResizer_' + tf.id);
                            tf.extensions.src.push(tf.gridColResizerPath);
                            tf.extensions.description.push('Columns Resizing');
                            tf.extensions.initialize.push(function (o) {
                                o.SetColsResizer('ColumnsResizer_' + o.id);
                            });
                        }
                    }
                }

                //Default columns resizer properties for grid layout
                f.col_resizer_cols_headers_table = this.headTbl.getAttribute('id');
                f.col_resizer_cols_headers_index = this.gridHeadRowIndex;
                f.col_resizer_width_adjustment = 0;
                f.col_enable_text_ellipsis = false;

                //Cols generation for all browsers excepted IE<=7
                this.tblHasColTag = _dom.Dom.tag(tbl, 'col').length > 0 ? true : false;

                //Col elements are enough to keep column widths after sorting and
                //filtering
                var createColTags = function createColTags(o) {
                    if (!o) {
                        return;
                    }
                    for (var k = tf.nbCells - 1; k >= 0; k--) {
                        var col = _dom.Dom.create('col', ['id', tf.id + '_col_' + k]);
                        tbl.firstChild.parentNode.insertBefore(col, tbl.firstChild);
                        col.style.width = tf.colWidth[k];
                        o.gridColElms[k] = col;
                    }
                    o.tblHasColTag = true;
                };
                if (!this.tblHasColTag) {
                    createColTags(this);
                } else {
                    var cols = _dom.Dom.tag(tbl, 'col');
                    for (var ii = 0; ii < tf.nbCells; ii++) {
                        cols[ii].setAttribute('id', tf.id + '_col_' + ii);
                        cols[ii].style.width = tf.colWidth[ii];
                        o.gridColElms.push(cols[ii]);
                    }
                }

                var afterColResizedFn = _types.Types.isFn(f.on_after_col_resized) ? f.on_after_col_resized : null;
                f.on_after_col_resized = function (o, colIndex) {
                    if (!colIndex) {
                        return;
                    }
                    var w = o.crWColsRow.cells[colIndex].style.width;
                    var col = o.gridColElms[colIndex];
                    col.style.width = w;

                    var thCW = o.crWColsRow.cells[colIndex].clientWidth;
                    var tdCW = o.crWRowDataTbl.cells[colIndex].clientWidth;

                    if (thCW != tdCW /*&& !Helpers.isIE()*/) {
                        o.headTbl.style.width = tbl.clientWidth + 'px';
                    }

                    if (afterColResizedFn) {
                        afterColResizedFn.call(null, o, colIndex);
                    }
                };

                if (tbl.clientWidth !== this.headTbl.clientWidth) {
                    tbl.style.width = this.headTbl.clientWidth + 'px';
                }

                // Re-adjust reference row
                //tf.refRow = Helpers.isIE() ? (tf.refRow+1) : 0;
            }
        }, {
            key: 'destroy',

            /**
             * Removes the grid layout
             */
            value: function destroy() {
                var tf = this.tf;
                var tbl = tf.tbl;

                if (!tf.gridLayout) {
                    return;
                }
                var t = tbl.parentNode.removeChild(tbl);
                this.tblMainCont.parentNode.insertBefore(t, this.tblMainCont);
                this.tblMainCont.parentNode.removeChild(this.tblMainCont);

                this.tblMainCont = null;
                this.headTblCont = null;
                this.headTbl = null;
                this.tblCont = null;

                tbl.outerHTML = tf.sourceTblHtml;
                //needed to keep reference of table element
                tbl = _dom.Dom.id(tf.id);
            }
        }]);

        return GridLayout;
    })();

    exports.GridLayout = GridLayout;
});
//# sourceMappingURL=gridLayout.js.map