4 * Copyright(c) 2006-2007, Ext JS, LLC.
6 * Originally Released Under LGPL - original licence link has changed is not relivant.
9 * <script type="text/javascript">
13 * @class Roo.grid.GridView
14 * @extends Roo.util.Observable
17 * @param {Object} config
19 Roo.grid.GridView = function(config){
20 Roo.grid.GridView.superclass.constructor.call(this);
23 Roo.apply(this, config);
26 Roo.extend(Roo.grid.GridView, Roo.grid.AbstractGridView, {
29 * Override this function to apply custom css classes to rows during rendering
30 * @param {Record} record The record
31 * @param {Number} index
34 rowClass : "x-grid-row",
36 cellClass : "x-grid-col",
38 tdClass : "x-grid-td",
40 hdClass : "x-grid-hd",
42 splitClass : "x-grid-split",
44 sortClasses : ["sort-asc", "sort-desc"],
46 enableMoveAnim : false,
52 fly : Roo.Element.fly,
62 cellRE: /(?:.*?)x-grid-(?:hd|cell|csplit)-(?:[\d]+)-([\d]+)(?:.*?)/,
64 findRE: /\s?(?:x-grid-hd|x-grid-col|x-grid-csplit)\s/,
66 bind : function(ds, cm){
68 this.ds.un("load", this.onLoad, this);
69 this.ds.un("datachanged", this.onDataChange, this);
70 this.ds.un("add", this.onAdd, this);
71 this.ds.un("remove", this.onRemove, this);
72 this.ds.un("update", this.onUpdate, this);
73 this.ds.un("clear", this.onClear, this);
76 ds.on("load", this.onLoad, this);
77 ds.on("datachanged", this.onDataChange, this);
78 ds.on("add", this.onAdd, this);
79 ds.on("remove", this.onRemove, this);
80 ds.on("update", this.onUpdate, this);
81 ds.on("clear", this.onClear, this);
86 this.cm.un("widthchange", this.onColWidthChange, this);
87 this.cm.un("headerchange", this.onHeaderChange, this);
88 this.cm.un("hiddenchange", this.onHiddenChange, this);
89 this.cm.un("columnmoved", this.onColumnMove, this);
90 this.cm.un("columnlockchange", this.onColumnLock, this);
93 this.generateRules(cm);
94 cm.on("widthchange", this.onColWidthChange, this);
95 cm.on("headerchange", this.onHeaderChange, this);
96 cm.on("hiddenchange", this.onHiddenChange, this);
97 cm.on("columnmoved", this.onColumnMove, this);
98 cm.on("columnlockchange", this.onColumnLock, this);
103 init: function(grid){
104 Roo.grid.GridView.superclass.init.call(this, grid);
106 this.bind(grid.dataSource, grid.colModel);
108 grid.on("headerclick", this.handleHeaderClick, this);
110 if(grid.trackMouseOver){
111 grid.on("mouseover", this.onRowOver, this);
112 grid.on("mouseout", this.onRowOut, this);
114 grid.cancelTextSelection = function(){};
115 this.gridId = grid.id;
117 var tpls = this.templates || {};
120 tpls.master = new Roo.Template(
121 '<div class="x-grid" hidefocus="true">',
122 '<div class="x-grid-topbar"></div>',
123 '<div class="x-grid-scroller"><div></div></div>',
124 '<div class="x-grid-locked">',
125 '<div class="x-grid-header">{lockedHeader}</div>',
126 '<div class="x-grid-body">{lockedBody}</div>',
128 '<div class="x-grid-viewport">',
129 '<div class="x-grid-header">{header}</div>',
130 '<div class="x-grid-body">{body}</div>',
132 '<div class="x-grid-bottombar"></div>',
133 '<a href="#" class="x-grid-focus" tabIndex="-1"></a>',
134 '<div class="x-grid-resize-proxy"> </div>',
137 tpls.master.disableformats = true;
141 tpls.header = new Roo.Template(
142 '<table border="0" cellspacing="0" cellpadding="0">',
143 '<tbody><tr class="x-grid-hd-row">{cells}</tr></tbody>',
146 tpls.header.disableformats = true;
148 tpls.header.compile();
151 tpls.hcell = new Roo.Template(
152 '<td class="x-grid-hd x-grid-td-{id} {cellId}"><div title="{title}" class="x-grid-hd-inner x-grid-hd-{id}">',
153 '<div class="x-grid-hd-text" unselectable="on">{value}<img class="x-grid-sort-icon" src="', Roo.BLANK_IMAGE_URL, '" /></div>',
156 tpls.hcell.disableFormats = true;
158 tpls.hcell.compile();
161 tpls.hsplit = new Roo.Template('<div class="x-grid-split {splitId} x-grid-split-{id}" style="{style}" unselectable="on"> </div>');
162 tpls.hsplit.disableFormats = true;
164 tpls.hsplit.compile();
167 tpls.body = new Roo.Template(
168 '<table border="0" cellspacing="0" cellpadding="0">',
169 "<tbody>{rows}</tbody>",
172 tpls.body.disableFormats = true;
177 tpls.row = new Roo.Template('<tr class="x-grid-row {alt}">{cells}</tr>');
178 tpls.row.disableFormats = true;
183 tpls.cell = new Roo.Template(
184 '<td class="x-grid-col x-grid-td-{id} {cellId} {css}" tabIndex="0">',
185 '<div class="x-grid-col-{id} x-grid-cell-inner"><div class="x-grid-cell-text" unselectable="on" {attr}>{value}</div></div>',
188 tpls.cell.disableFormats = true;
192 this.templates = tpls;
195 // remap these for backwards compat
196 onColWidthChange : function(){
197 this.updateColumns.apply(this, arguments);
199 onHeaderChange : function(){
200 this.updateHeaders.apply(this, arguments);
202 onHiddenChange : function(){
203 this.handleHiddenChange.apply(this, arguments);
205 onColumnMove : function(){
206 this.handleColumnMove.apply(this, arguments);
208 onColumnLock : function(){
209 this.handleLockChange.apply(this, arguments);
212 onDataChange : function(){
214 this.updateHeaderSortState();
217 onClear : function(){
221 onUpdate : function(ds, record){
222 this.refreshRow(record);
225 refreshRow : function(record){
226 var ds = this.ds, index;
227 if(typeof record == 'number'){
229 record = ds.getAt(index);
231 index = ds.indexOf(record);
233 this.insertRows(ds, index, index, true);
234 this.onRemove(ds, record, index+1, true);
235 this.syncRowHeights(index, index);
237 this.fireEvent("rowupdated", this, index, record);
240 onAdd : function(ds, records, index){
241 this.insertRows(ds, index, index + (records.length-1));
244 onRemove : function(ds, record, index, isUpdate){
245 if(isUpdate !== true){
246 this.fireEvent("beforerowremoved", this, index, record);
248 var bt = this.getBodyTable(), lt = this.getLockedTable();
250 bt.firstChild.removeChild(bt.rows[index]);
253 lt.firstChild.removeChild(lt.rows[index]);
255 if(isUpdate !== true){
256 this.stripeRows(index);
257 this.syncRowHeights(index, index);
259 this.fireEvent("rowremoved", this, index, record);
268 * Scrolls the grid to the top
270 scrollToTop : function(){
272 this.scroller.dom.scrollTop = 0;
278 * Gets a panel in the header of the grid that can be used for toolbars etc.
279 * After modifying the contents of this panel a call to grid.autoSize() may be
280 * required to register any changes in size.
281 * @param {Boolean} doShow By default the header is hidden. Pass true to show the panel
282 * @return Roo.Element
284 getHeaderPanel : function(doShow){
286 this.headerPanel.show();
288 return this.headerPanel;
292 * Gets a panel in the footer of the grid that can be used for toolbars etc.
293 * After modifying the contents of this panel a call to grid.autoSize() may be
294 * required to register any changes in size.
295 * @param {Boolean} doShow By default the footer is hidden. Pass true to show the panel
296 * @return Roo.Element
298 getFooterPanel : function(doShow){
300 this.footerPanel.show();
302 return this.footerPanel;
305 initElements : function(){
307 var el = this.grid.getGridEl().dom.firstChild;
308 var cs = el.childNodes;
311 this.headerPanel = new E(el.firstChild);
312 this.headerPanel.enableDisplayMode("block");
314 this.scroller = new E(cs[1]);
315 this.scrollSizer = new E(this.scroller.dom.firstChild);
317 this.lockedWrap = new E(cs[2]);
318 this.lockedHd = new E(this.lockedWrap.dom.firstChild);
319 this.lockedBody = new E(this.lockedWrap.dom.childNodes[1]);
321 this.mainWrap = new E(cs[3]);
322 this.mainHd = new E(this.mainWrap.dom.firstChild);
323 this.mainBody = new E(this.mainWrap.dom.childNodes[1]);
325 this.footerPanel = new E(cs[4]);
326 this.footerPanel.enableDisplayMode("block");
328 this.focusEl = new E(cs[5]);
329 this.focusEl.swallowEvent("click", true);
330 this.resizeProxy = new E(cs[6]);
332 this.headerSelector = String.format(
333 '#{0} td.x-grid-hd, #{1} td.x-grid-hd',
334 this.lockedHd.id, this.mainHd.id
337 this.splitterSelector = String.format(
338 '#{0} div.x-grid-split, #{1} div.x-grid-split',
339 this.idToCssName(this.lockedHd.id), this.idToCssName(this.mainHd.id)
342 idToCssName : function(s)
344 return s.replace(/[^a-z0-9]+/ig, '-');
347 getHeaderCell : function(index){
348 return Roo.DomQuery.select(this.headerSelector)[index];
351 getHeaderCellMeasure : function(index){
352 return this.getHeaderCell(index).firstChild;
355 getHeaderCellText : function(index){
356 return this.getHeaderCell(index).firstChild.firstChild;
359 getLockedTable : function(){
360 return this.lockedBody.dom.firstChild;
363 getBodyTable : function(){
364 return this.mainBody.dom.firstChild;
367 getLockedRow : function(index){
368 return this.getLockedTable().rows[index];
371 getRow : function(index){
372 return this.getBodyTable().rows[index];
375 getRowComposite : function(index){
377 this.rowEl = new Roo.CompositeElementLite();
379 var els = [], lrow, mrow;
380 if(lrow = this.getLockedRow(index)){
383 if(mrow = this.getRow(index)){
386 this.rowEl.elements = els;
390 getCell : function(rowIndex, colIndex){
391 var locked = this.cm.getLockedCount();
393 if(colIndex < locked){
394 source = this.lockedBody.dom.firstChild;
396 source = this.mainBody.dom.firstChild;
399 return source.rows[rowIndex].childNodes[colIndex];
402 getCellText : function(rowIndex, colIndex){
403 return this.getCell(rowIndex, colIndex).firstChild.firstChild;
406 getCellBox : function(cell){
407 var b = this.fly(cell).getBox();
408 if(Roo.isOpera){ // opera fails to report the Y
409 b.y = cell.offsetTop + this.mainBody.getY();
414 getCellIndex : function(cell){
415 var id = String(cell.className).match(this.cellRE);
417 return parseInt(id[1], 10);
422 findHeaderIndex : function(n){
423 var r = Roo.fly(n).findParent("td." + this.hdClass, 6);
424 return r ? this.getCellIndex(r) : false;
427 findHeaderCell : function(n){
428 var r = Roo.fly(n).findParent("td." + this.hdClass, 6);
429 return r ? r : false;
432 findRowIndex : function(n){
436 var r = Roo.fly(n).findParent("tr." + this.rowClass, 6);
437 return r ? r.rowIndex : false;
440 findCellIndex : function(node){
441 var stop = this.el.dom;
442 while(node && node != stop){
443 if(this.findRE.test(node.className)){
444 return this.getCellIndex(node);
446 node = node.parentNode;
451 getColumnId : function(index){
452 return this.cm.getColumnId(index);
455 getSplitters : function()
457 if(this.splitterSelector){
458 return Roo.DomQuery.select(this.splitterSelector);
464 getSplitter : function(index){
465 return this.getSplitters()[index];
468 onRowOver : function(e, t){
470 if((row = this.findRowIndex(t)) !== false){
471 this.getRowComposite(row).addClass("x-grid-row-over");
475 onRowOut : function(e, t){
477 if((row = this.findRowIndex(t)) !== false && row !== this.findRowIndex(e.getRelatedTarget())){
478 this.getRowComposite(row).removeClass("x-grid-row-over");
482 renderHeaders : function(){
484 var ct = this.templates.hcell, ht = this.templates.header, st = this.templates.hsplit;
485 var cb = [], lb = [], sb = [], lsb = [], p = {};
486 for(var i = 0, len = cm.getColumnCount(); i < len; i++){
487 p.cellId = "x-grid-hd-0-" + i;
488 p.splitId = "x-grid-csplit-0-" + i;
489 p.id = cm.getColumnId(i);
490 p.title = cm.getColumnTooltip(i) || "";
491 p.value = cm.getColumnHeader(i) || "";
492 p.style = (this.grid.enableColumnResize === false || !cm.isResizable(i) || cm.isFixed(i)) ? 'cursor:default' : '';
494 cb[cb.length] = ct.apply(p);
495 sb[sb.length] = st.apply(p);
497 lb[lb.length] = ct.apply(p);
498 lsb[lsb.length] = st.apply(p);
501 return [ht.apply({cells: lb.join(""), splits:lsb.join("")}),
502 ht.apply({cells: cb.join(""), splits:sb.join("")})];
505 updateHeaders : function(){
506 var html = this.renderHeaders();
507 this.lockedHd.update(html[0]);
508 this.mainHd.update(html[1]);
512 * Focuses the specified row.
513 * @param {Number} row The row index
515 focusRow : function(row){
516 var x = this.scroller.dom.scrollLeft;
517 this.focusCell(row, 0, false);
518 this.scroller.dom.scrollLeft = x;
522 * Focuses the specified cell.
523 * @param {Number} row The row index
524 * @param {Number} col The column index
525 * @param {Boolean} hscroll false to disable horizontal scrolling
527 focusCell : function(row, col, hscroll){
528 var el = this.ensureVisible(row, col, hscroll);
529 this.focusEl.alignTo(el, "tl-tl");
531 this.focusEl.focus();
533 this.focusEl.focus.defer(1, this.focusEl);
538 * Scrolls the specified cell into view
539 * @param {Number} row The row index
540 * @param {Number} col The column index
541 * @param {Boolean} hscroll false to disable horizontal scrolling
543 ensureVisible : function(row, col, hscroll){
544 if(typeof row != "number"){
547 if(row < 0 && row >= this.ds.getCount()){
550 col = (col !== undefined ? col : 0);
551 var cm = this.grid.colModel;
552 while(cm.isHidden(col)){
556 var el = this.getCell(row, col);
560 var c = this.scroller.dom;
562 var ctop = parseInt(el.offsetTop, 10);
563 var cleft = parseInt(el.offsetLeft, 10);
564 var cbot = ctop + el.offsetHeight;
565 var cright = cleft + el.offsetWidth;
567 var ch = c.clientHeight - this.mainHd.dom.offsetHeight;
568 var stop = parseInt(c.scrollTop, 10);
569 var sleft = parseInt(c.scrollLeft, 10);
570 var sbot = stop + ch;
571 var sright = sleft + c.clientWidth;
575 }else if(cbot > sbot){
576 c.scrollTop = cbot-ch;
579 if(hscroll !== false){
581 c.scrollLeft = cleft;
582 }else if(cright > sright){
583 c.scrollLeft = cright-c.clientWidth;
589 updateColumns : function(){
590 this.grid.stopEditing();
591 var cm = this.grid.colModel, colIds = this.getColumnIds();
592 //var totalWidth = cm.getTotalWidth();
594 for(var i = 0, len = cm.getColumnCount(); i < len; i++){
595 //if(cm.isHidden(i)) continue;
596 var w = cm.getColumnWidth(i);
597 this.css.updateRule(this.colSelector+this.idToCssName(colIds[i]), "width", (w - this.borderWidth) + "px");
598 this.css.updateRule(this.hdSelector+this.idToCssName(colIds[i]), "width", (w - this.borderWidth) + "px");
600 this.updateSplitters();
603 generateRules : function(cm){
604 var ruleBuf = [], rulesId = this.idToCssName(this.grid.id)+ '-cssrules';
605 Roo.util.CSS.removeStyleSheet(rulesId);
606 for(var i = 0, len = cm.getColumnCount(); i < len; i++){
607 var cid = cm.getColumnId(i);
609 if(cm.config[i].align){
610 align = 'text-align:'+cm.config[i].align+';';
614 hidden = 'display:none;';
616 var width = "width:" + (cm.getColumnWidth(i) - this.borderWidth) + "px;";
618 this.colSelector, cid, " {\n", cm.config[i].css, align, width, "\n}\n",
619 this.hdSelector, cid, " {\n", align, width, "}\n",
620 this.tdSelector, cid, " {\n",hidden,"\n}\n",
621 this.splitSelector, cid, " {\n", hidden , "\n}\n");
623 return Roo.util.CSS.createStyleSheet(ruleBuf.join(""), rulesId);
626 updateSplitters : function(){
627 var cm = this.cm, s = this.getSplitters();
628 if(s){ // splitters not created yet
629 var pos = 0, locked = true;
630 for(var i = 0, len = cm.getColumnCount(); i < len; i++){
631 if(cm.isHidden(i)) continue;
632 var w = cm.getColumnWidth(i)*1; // make sure it's a number
633 if(!cm.isLocked(i) && locked){
638 s[i].style.left = (pos-this.splitOffset) + "px";
643 handleHiddenChange : function(colModel, colIndex, hidden){
645 this.hideColumn(colIndex);
647 this.unhideColumn(colIndex);
651 hideColumn : function(colIndex){
652 var cid = this.getColumnId(colIndex);
653 this.css.updateRule(this.tdSelector+this.idToCssName(cid), "display", "none");
654 this.css.updateRule(this.splitSelector+this.idToCssName(cid), "display", "none");
656 this.updateHeaders();
658 this.updateSplitters();
662 unhideColumn : function(colIndex){
663 var cid = this.getColumnId(colIndex);
664 this.css.updateRule(this.tdSelector+this.idToCssName(cid), "display", "");
665 this.css.updateRule(this.splitSelector+this.idToCssName(cid), "display", "");
668 this.updateHeaders();
670 this.updateSplitters();
674 insertRows : function(dm, firstRow, lastRow, isUpdate){
675 if(firstRow == 0 && lastRow == dm.getCount()-1){
679 this.fireEvent("beforerowsinserted", this, firstRow, lastRow);
681 var s = this.getScrollState();
682 var markup = this.renderRows(firstRow, lastRow);
683 this.bufferRows(markup[0], this.getLockedTable(), firstRow);
684 this.bufferRows(markup[1], this.getBodyTable(), firstRow);
685 this.restoreScroll(s);
687 this.fireEvent("rowsinserted", this, firstRow, lastRow);
688 this.syncRowHeights(firstRow, lastRow);
689 this.stripeRows(firstRow);
695 bufferRows : function(markup, target, index){
696 var before = null, trows = target.rows, tbody = target.tBodies[0];
697 if(index < trows.length){
698 before = trows[index];
700 var b = document.createElement("div");
701 b.innerHTML = "<table><tbody>"+markup+"</tbody></table>";
702 var rows = b.firstChild.rows;
703 for(var i = 0, len = rows.length; i < len; i++){
705 tbody.insertBefore(rows[0], before);
707 tbody.appendChild(rows[0]);
714 deleteRows : function(dm, firstRow, lastRow){
715 if(dm.getRowCount()<1){
716 this.fireEvent("beforerefresh", this);
717 this.mainBody.update("");
718 this.lockedBody.update("");
719 this.fireEvent("refresh", this);
721 this.fireEvent("beforerowsdeleted", this, firstRow, lastRow);
722 var bt = this.getBodyTable();
723 var tbody = bt.firstChild;
725 for(var rowIndex = firstRow; rowIndex <= lastRow; rowIndex++){
726 tbody.removeChild(rows[firstRow]);
728 this.stripeRows(firstRow);
729 this.fireEvent("rowsdeleted", this, firstRow, lastRow);
733 updateRows : function(dataSource, firstRow, lastRow){
734 var s = this.getScrollState();
736 this.restoreScroll(s);
739 handleSort : function(dataSource, sortColumnIndex, sortDir, noRefresh){
743 this.updateHeaderSortState();
746 getScrollState : function(){
747 var sb = this.scroller.dom;
748 return {left: sb.scrollLeft, top: sb.scrollTop};
751 stripeRows : function(startRow){
752 if(!this.grid.stripeRows || this.ds.getCount() < 1){
755 startRow = startRow || 0;
756 var rows = this.getBodyTable().rows;
757 var lrows = this.getLockedTable().rows;
758 var cls = ' x-grid-row-alt ';
759 for(var i = startRow, len = rows.length; i < len; i++){
760 var row = rows[i], lrow = lrows[i];
761 var isAlt = ((i+1) % 2 == 0);
762 var hasAlt = (' '+row.className + ' ').indexOf(cls) != -1;
767 row.className += " x-grid-row-alt";
769 row.className = row.className.replace("x-grid-row-alt", "");
772 lrow.className = row.className;
777 restoreScroll : function(state){
778 var sb = this.scroller.dom;
779 sb.scrollLeft = state.left;
780 sb.scrollTop = state.top;
784 syncScroll : function(){
785 var sb = this.scroller.dom;
786 var sh = this.mainHd.dom;
787 var bs = this.mainBody.dom;
788 var lv = this.lockedBody.dom;
789 sh.scrollLeft = bs.scrollLeft = sb.scrollLeft;
790 lv.scrollTop = bs.scrollTop = sb.scrollTop;
793 handleScroll : function(e){
795 var sb = this.scroller.dom;
796 this.grid.fireEvent("bodyscroll", sb.scrollLeft, sb.scrollTop);
800 handleWheel : function(e){
801 var d = e.getWheelDelta();
802 this.scroller.dom.scrollTop -= d*22;
803 // set this here to prevent jumpy scrolling on large tables
804 this.lockedBody.dom.scrollTop = this.mainBody.dom.scrollTop = this.scroller.dom.scrollTop;
808 renderRows : function(startRow, endRow){
809 // pull in all the crap needed to render rows
810 var g = this.grid, cm = g.colModel, ds = g.dataSource, stripe = g.stripeRows;
811 var colCount = cm.getColumnCount();
813 if(ds.getCount() < 1){
817 // build a map for all the columns
819 for(var i = 0; i < colCount; i++){
820 var name = cm.getDataIndex(i);
822 name : typeof name == 'undefined' ? ds.fields.get(i).name : name,
823 renderer : cm.getRenderer(i),
824 id : cm.getColumnId(i),
825 locked : cm.isLocked(i)
829 startRow = startRow || 0;
830 endRow = typeof endRow == "undefined"? ds.getCount()-1 : endRow;
833 var rs = ds.getRange(startRow, endRow);
835 return this.doRender(cs, rs, ds, startRow, colCount, stripe);
838 // As much as I hate to duplicate code, this was branched because FireFox really hates
839 // [].join("") on strings. The performance difference was substantial enough to
840 // branch this function
841 doRender : Roo.isGecko ?
842 function(cs, rs, ds, startRow, colCount, stripe){
843 var ts = this.templates, ct = ts.cell, rt = ts.row;
845 var buf = "", lbuf = "", cb, lcb, c, p = {}, rp = {}, r, rowIndex;
847 var hasListener = this.grid.hasListener('rowclass');
849 for(var j = 0, len = rs.length; j < len; j++){
850 r = rs[j]; cb = ""; lcb = ""; rowIndex = (j+startRow);
851 for(var i = 0; i < colCount; i++){
853 p.cellId = "x-grid-cell-" + rowIndex + "-" + i;
856 p.value = c.renderer(r.data[c.name], p, r, rowIndex, i, ds);
857 if(p.value == undefined || p.value === "") p.value = " ";
858 if(r.dirty && typeof r.modified[c.name] !== 'undefined'){
859 p.css += p.css ? ' x-grid-dirty-cell' : 'x-grid-dirty-cell';
861 var markup = ct.apply(p);
869 if(stripe && ((rowIndex+1) % 2 == 0)){
870 alt.push("x-grid-row-alt")
873 alt.push( " x-grid-dirty-row");
876 if(this.getRowClass){
877 alt.push(this.getRowClass(r, rowIndex));
886 this.grid.fireEvent('rowclass', this, rowcfg);
887 alt.push(rowcfg.rowClass);
889 rp.alt = alt.join(" ");
896 function(cs, rs, ds, startRow, colCount, stripe){
897 var ts = this.templates, ct = ts.cell, rt = ts.row;
899 var buf = [], lbuf = [], cb, lcb, c, p = {}, rp = {}, r, rowIndex;
900 var hasListener = this.grid.hasListener('rowclass');
902 for(var j = 0, len = rs.length; j < len; j++){
903 r = rs[j]; cb = []; lcb = []; rowIndex = (j+startRow);
904 for(var i = 0; i < colCount; i++){
906 p.cellId = "x-grid-cell-" + rowIndex + "-" + i;
909 p.value = c.renderer(r.data[c.name], p, r, rowIndex, i, ds);
910 if(p.value == undefined || p.value === "") p.value = " ";
911 if(r.dirty && typeof r.modified[c.name] !== 'undefined'){
912 p.css += p.css ? ' x-grid-dirty-cell' : 'x-grid-dirty-cell';
914 var markup = ct.apply(p);
916 cb[cb.length] = markup;
918 lcb[lcb.length] = markup;
922 if(stripe && ((rowIndex+1) % 2 == 0)){
923 alt.push( "x-grid-row-alt");
926 alt.push(" x-grid-dirty-row");
929 if(this.getRowClass){
930 alt.push( this.getRowClass(r, rowIndex));
939 this.grid.fireEvent('rowclass', this, rowcfg);
940 alt.push(rowcfg.rowClass);
942 rp.alt = alt.join(" ");
943 rp.cells = lcb.join("");
944 lbuf[lbuf.length] = rt.apply(rp);
945 rp.cells = cb.join("");
946 buf[buf.length] = rt.apply(rp);
948 return [lbuf.join(""), buf.join("")];
951 renderBody : function(){
952 var markup = this.renderRows();
953 var bt = this.templates.body;
954 return [bt.apply({rows: markup[0]}), bt.apply({rows: markup[1]})];
959 * @param {Boolean} headersToo
961 refresh : function(headersToo){
962 this.fireEvent("beforerefresh", this);
963 this.grid.stopEditing();
964 var result = this.renderBody();
965 this.lockedBody.update(result[0]);
966 this.mainBody.update(result[1]);
967 if(headersToo === true){
968 this.updateHeaders();
969 this.updateColumns();
970 this.updateSplitters();
971 this.updateHeaderSortState();
973 this.syncRowHeights();
975 this.fireEvent("refresh", this);
978 handleColumnMove : function(cm, oldIndex, newIndex){
979 this.indexMap = null;
980 var s = this.getScrollState();
982 this.restoreScroll(s);
983 this.afterMove(newIndex);
986 afterMove : function(colIndex){
987 if(this.enableMoveAnim && Roo.enableFx){
988 this.fly(this.getHeaderCell(colIndex).firstChild).highlight(this.hlColor);
992 updateCell : function(dm, rowIndex, dataIndex){
993 var colIndex = this.getColumnIndexByDataIndex(dataIndex);
994 if(typeof colIndex == "undefined"){ // not present in grid
997 var cm = this.grid.colModel;
998 var cell = this.getCell(rowIndex, colIndex);
999 var cellText = this.getCellText(rowIndex, colIndex);
1002 cellId : "x-grid-cell-" + rowIndex + "-" + colIndex,
1003 id : cm.getColumnId(colIndex),
1004 css: colIndex == cm.getColumnCount()-1 ? "x-grid-col-last" : ""
1006 var renderer = cm.getRenderer(colIndex);
1007 var val = renderer(dm.getValueAt(rowIndex, dataIndex), p, rowIndex, colIndex, dm);
1008 if(typeof val == "undefined" || val === "") val = " ";
1009 cellText.innerHTML = val;
1010 cell.className = this.cellClass + " " + this.idToCssName(p.cellId) + " " + p.css;
1011 this.syncRowHeights(rowIndex, rowIndex);
1014 calcColumnWidth : function(colIndex, maxRowsToMeasure){
1016 if(this.grid.autoSizeHeaders){
1017 var h = this.getHeaderCellMeasure(colIndex);
1018 maxWidth = Math.max(maxWidth, h.scrollWidth);
1021 if(this.cm.isLocked(colIndex)){
1022 tb = this.getLockedTable();
1025 tb = this.getBodyTable();
1026 index = colIndex - this.cm.getLockedCount();
1030 var stopIndex = Math.min(maxRowsToMeasure || rows.length, rows.length);
1031 for(var i = 0; i < stopIndex; i++){
1032 var cell = rows[i].childNodes[index].firstChild;
1033 maxWidth = Math.max(maxWidth, cell.scrollWidth);
1036 return maxWidth + /*margin for error in IE*/ 5;
1039 * Autofit a column to its content.
1040 * @param {Number} colIndex
1041 * @param {Boolean} forceMinSize true to force the column to go smaller if possible
1043 autoSizeColumn : function(colIndex, forceMinSize, suppressEvent){
1044 if(this.cm.isHidden(colIndex)){
1045 return; // can't calc a hidden column
1048 var cid = this.cm.getColumnId(colIndex);
1049 this.css.updateRule(this.colSelector +this.idToCssName( cid), "width", this.grid.minColumnWidth + "px");
1050 if(this.grid.autoSizeHeaders){
1051 this.css.updateRule(this.hdSelector + this.idToCssName(cid), "width", this.grid.minColumnWidth + "px");
1054 var newWidth = this.calcColumnWidth(colIndex);
1055 this.cm.setColumnWidth(colIndex,
1056 Math.max(this.grid.minColumnWidth, newWidth), suppressEvent);
1058 this.grid.fireEvent("columnresize", colIndex, newWidth);
1063 * Autofits all columns to their content and then expands to fit any extra space in the grid
1065 autoSizeColumns : function(){
1066 var cm = this.grid.colModel;
1067 var colCount = cm.getColumnCount();
1068 for(var i = 0; i < colCount; i++){
1069 this.autoSizeColumn(i, true, true);
1071 if(cm.getTotalWidth() < this.scroller.dom.clientWidth){
1074 this.updateColumns();
1080 * Autofits all columns to the grid's width proportionate with their current size
1081 * @param {Boolean} reserveScrollSpace Reserve space for a scrollbar
1083 fitColumns : function(reserveScrollSpace){
1084 var cm = this.grid.colModel;
1085 var colCount = cm.getColumnCount();
1089 for (i = 0; i < colCount; i++){
1090 if(!cm.isHidden(i) && !cm.isFixed(i)){
1091 w = cm.getColumnWidth(i);
1097 var avail = Math.min(this.scroller.dom.clientWidth, this.el.getWidth());
1098 if(reserveScrollSpace){
1101 var frac = (avail - cm.getTotalWidth())/width;
1102 while (cols.length){
1105 cm.setColumnWidth(i, Math.floor(w + w*frac), true);
1107 this.updateColumns();
1111 onRowSelect : function(rowIndex){
1112 var row = this.getRowComposite(rowIndex);
1113 row.addClass("x-grid-row-selected");
1116 onRowDeselect : function(rowIndex){
1117 var row = this.getRowComposite(rowIndex);
1118 row.removeClass("x-grid-row-selected");
1121 onCellSelect : function(row, col){
1122 var cell = this.getCell(row, col);
1124 Roo.fly(cell).addClass("x-grid-cell-selected");
1128 onCellDeselect : function(row, col){
1129 var cell = this.getCell(row, col);
1131 Roo.fly(cell).removeClass("x-grid-cell-selected");
1135 updateHeaderSortState : function(){
1136 var state = this.ds.getSortState();
1140 this.sortState = state;
1141 var sortColumn = this.cm.findColumnIndex(state.field);
1142 if(sortColumn != -1){
1143 var sortDir = state.direction;
1144 var sc = this.sortClasses;
1145 var hds = this.el.select(this.headerSelector).removeClass(sc);
1146 hds.item(sortColumn).addClass(sc[sortDir == "DESC" ? 1 : 0]);
1150 handleHeaderClick : function(g, index){
1151 if(this.headersDisabled){
1154 var dm = g.dataSource, cm = g.colModel;
1155 if(!cm.isSortable(index)){
1159 dm.sort(cm.getDataIndex(index));
1163 destroy : function(){
1165 this.colMenu.removeAll();
1166 Roo.menu.MenuMgr.unregister(this.colMenu);
1167 this.colMenu.getEl().remove();
1168 delete this.colMenu;
1171 this.hmenu.removeAll();
1172 Roo.menu.MenuMgr.unregister(this.hmenu);
1173 this.hmenu.getEl().remove();
1176 if(this.grid.enableColumnMove){
1177 var dds = Roo.dd.DDM.ids['gridHeader' + this.grid.getGridEl().id];
1180 if(!dds[dd].config.isTarget && dds[dd].dragElId){
1181 var elid = dds[dd].dragElId;
1183 Roo.get(elid).remove();
1184 } else if(dds[dd].config.isTarget){
1185 dds[dd].proxyTop.remove();
1186 dds[dd].proxyBottom.remove();
1189 if(Roo.dd.DDM.locationCache[dd]){
1190 delete Roo.dd.DDM.locationCache[dd];
1193 delete Roo.dd.DDM.ids['gridHeader' + this.grid.getGridEl().id];
1196 Roo.util.CSS.removeStyleSheet(this.idToCssName(this.grid.id) + '-cssrules');
1197 this.bind(null, null);
1198 Roo.EventManager.removeResizeListener(this.onWindowResize, this);
1201 handleLockChange : function(){
1205 onDenyColumnLock : function(){
1209 onDenyColumnHide : function(){
1213 handleHdMenuClick : function(item){
1214 var index = this.hdCtxIndex;
1215 var cm = this.cm, ds = this.ds;
1218 ds.sort(cm.getDataIndex(index), "ASC");
1221 ds.sort(cm.getDataIndex(index), "DESC");
1224 var lc = cm.getLockedCount();
1225 if(cm.getColumnCount(true) <= lc+1){
1226 this.onDenyColumnLock();
1230 cm.setLocked(index, true, true);
1231 cm.moveColumn(index, lc);
1232 this.grid.fireEvent("columnmove", index, lc);
1234 cm.setLocked(index, true);
1238 var lc = cm.getLockedCount();
1239 if((lc-1) != index){
1240 cm.setLocked(index, false, true);
1241 cm.moveColumn(index, lc-1);
1242 this.grid.fireEvent("columnmove", index, lc-1);
1244 cm.setLocked(index, false);
1248 index = cm.getIndexById(item.id.substr(4));
1250 if(item.checked && cm.getColumnCount(true) <= 1){
1251 this.onDenyColumnHide();
1254 cm.setHidden(index, item.checked);
1260 beforeColMenuShow : function(){
1261 var cm = this.cm, colCount = cm.getColumnCount();
1262 this.colMenu.removeAll();
1263 for(var i = 0; i < colCount; i++){
1264 this.colMenu.add(new Roo.menu.CheckItem({
1265 id: "col-"+cm.getColumnId(i),
1266 text: cm.getColumnHeader(i),
1267 checked: !cm.isHidden(i),
1273 handleHdCtx : function(g, index, e){
1275 var hd = this.getHeaderCell(index);
1276 this.hdCtxIndex = index;
1277 var ms = this.hmenu.items, cm = this.cm;
1278 ms.get("asc").setDisabled(!cm.isSortable(index));
1279 ms.get("desc").setDisabled(!cm.isSortable(index));
1280 if(this.grid.enableColLock !== false){
1281 ms.get("lock").setDisabled(cm.isLocked(index));
1282 ms.get("unlock").setDisabled(!cm.isLocked(index));
1284 this.hmenu.show(hd, "tl-bl");
1287 handleHdOver : function(e){
1288 var hd = this.findHeaderCell(e.getTarget());
1289 if(hd && !this.headersDisabled){
1290 if(this.grid.colModel.isSortable(this.getCellIndex(hd))){
1291 this.fly(hd).addClass("x-grid-hd-over");
1296 handleHdOut : function(e){
1297 var hd = this.findHeaderCell(e.getTarget());
1299 this.fly(hd).removeClass("x-grid-hd-over");
1303 handleSplitDblClick : function(e, t){
1304 var i = this.getCellIndex(t);
1305 if(this.grid.enableColumnResize !== false && this.cm.isResizable(i) && !this.cm.isFixed(i)){
1306 this.autoSizeColumn(i, true);
1311 render : function(){
1314 var colCount = cm.getColumnCount();
1316 if(this.grid.monitorWindowResize === true){
1317 Roo.EventManager.onWindowResize(this.onWindowResize, this, true);
1319 var header = this.renderHeaders();
1320 var body = this.templates.body.apply({rows:""});
1321 var html = this.templates.master.apply({
1324 lockedHeader: header[0],
1328 //this.updateColumns();
1330 this.grid.getGridEl().dom.innerHTML = html;
1332 this.initElements();
1334 // a kludge to fix the random scolling effect in webkit
1335 this.el.on("scroll", function() {
1336 this.el.dom.scrollTop=0; // hopefully not recursive..
1339 this.scroller.on("scroll", this.handleScroll, this);
1340 this.lockedBody.on("mousewheel", this.handleWheel, this);
1341 this.mainBody.on("mousewheel", this.handleWheel, this);
1343 this.mainHd.on("mouseover", this.handleHdOver, this);
1344 this.mainHd.on("mouseout", this.handleHdOut, this);
1345 this.mainHd.on("dblclick", this.handleSplitDblClick, this,
1346 {delegate: "."+this.splitClass});
1348 this.lockedHd.on("mouseover", this.handleHdOver, this);
1349 this.lockedHd.on("mouseout", this.handleHdOut, this);
1350 this.lockedHd.on("dblclick", this.handleSplitDblClick, this,
1351 {delegate: "."+this.splitClass});
1353 if(this.grid.enableColumnResize !== false && Roo.grid.SplitDragZone){
1354 new Roo.grid.SplitDragZone(this.grid, this.lockedHd.dom, this.mainHd.dom);
1357 this.updateSplitters();
1359 if(this.grid.enableColumnMove && Roo.grid.HeaderDragZone){
1360 new Roo.grid.HeaderDragZone(this.grid, this.lockedHd.dom, this.mainHd.dom);
1361 new Roo.grid.HeaderDropZone(this.grid, this.lockedHd.dom, this.mainHd.dom);
1364 if(this.grid.enableCtxMenu !== false && Roo.menu.Menu){
1365 this.hmenu = new Roo.menu.Menu({id: this.grid.id + "-hctx"});
1367 {id:"asc", text: this.sortAscText, cls: "xg-hmenu-sort-asc"},
1368 {id:"desc", text: this.sortDescText, cls: "xg-hmenu-sort-desc"}
1370 if(this.grid.enableColLock !== false){
1372 {id:"lock", text: this.lockText, cls: "xg-hmenu-lock"},
1373 {id:"unlock", text: this.unlockText, cls: "xg-hmenu-unlock"}
1376 if(this.grid.enableColumnHide !== false){
1378 this.colMenu = new Roo.menu.Menu({id:this.grid.id + "-hcols-menu"});
1379 this.colMenu.on("beforeshow", this.beforeColMenuShow, this);
1380 this.colMenu.on("itemclick", this.handleHdMenuClick, this);
1383 {id:"columns", text: this.columnsText, menu: this.colMenu}
1386 this.hmenu.on("itemclick", this.handleHdMenuClick, this);
1388 this.grid.on("headercontextmenu", this.handleHdCtx, this);
1391 if((this.grid.enableDragDrop || this.grid.enableDrag) && Roo.grid.GridDragZone){
1392 this.dd = new Roo.grid.GridDragZone(this.grid, {
1393 ddGroup : this.grid.ddGroup || 'GridDD'
1398 for(var i = 0; i < colCount; i++){
1402 if(cm.config[i].align){
1403 this.css.updateRule(this.colSelector + i, "textAlign", cm.config[i].align);
1404 this.css.updateRule(this.hdSelector + i, "textAlign", cm.config[i].align);
1408 this.updateHeaderSortState();
1410 this.beforeInitialResize();
1413 // two part rendering gives faster view to the user
1414 this.renderPhase2.defer(1, this);
1417 renderPhase2 : function(){
1418 // render the rows now
1420 if(this.grid.autoSizeColumns){
1421 this.autoSizeColumns();
1425 beforeInitialResize : function(){
1429 onColumnSplitterMoved : function(i, w){
1430 this.userResized = true;
1431 var cm = this.grid.colModel;
1432 cm.setColumnWidth(i, w, true);
1433 var cid = cm.getColumnId(i);
1434 this.css.updateRule(this.colSelector + this.idToCssName(cid), "width", (w-this.borderWidth) + "px");
1435 this.css.updateRule(this.hdSelector + this.idToCssName(cid), "width", (w-this.borderWidth) + "px");
1436 this.updateSplitters();
1438 this.grid.fireEvent("columnresize", i, w);
1441 syncRowHeights : function(startIndex, endIndex){
1442 if(this.grid.enableRowHeightSync === true && this.cm.getLockedCount() > 0){
1443 startIndex = startIndex || 0;
1444 var mrows = this.getBodyTable().rows;
1445 var lrows = this.getLockedTable().rows;
1446 var len = mrows.length-1;
1447 endIndex = Math.min(endIndex || len, len);
1448 for(var i = startIndex; i <= endIndex; i++){
1449 var m = mrows[i], l = lrows[i];
1450 var h = Math.max(m.offsetHeight, l.offsetHeight);
1451 m.style.height = l.style.height = h + "px";
1456 layout : function(initialRender, is2ndPass){
1458 var auto = g.autoHeight;
1459 var scrollOffset = 16;
1460 var c = g.getGridEl(), cm = this.cm,
1461 expandCol = g.autoExpandColumn,
1465 if(!c.dom.offsetWidth){ // display:none?
1467 this.lockedWrap.show();
1468 this.mainWrap.show();
1473 var hasLock = this.cm.isLocked(0);
1475 var tbh = this.headerPanel.getHeight();
1476 var bbh = this.footerPanel.getHeight();
1479 var ch = this.getBodyTable().offsetHeight + tbh + bbh + this.mainHd.getHeight();
1480 var newHeight = ch + c.getBorderWidth("tb");
1482 newHeight = Math.min(g.maxHeight, newHeight);
1484 c.setHeight(newHeight);
1488 c.setWidth(cm.getTotalWidth()+c.getBorderWidth('lr'));
1491 var s = this.scroller;
1493 var csize = c.getSize(true);
1495 this.el.setSize(csize.width, csize.height);
1497 this.headerPanel.setWidth(csize.width);
1498 this.footerPanel.setWidth(csize.width);
1500 var hdHeight = this.mainHd.getHeight();
1501 var vw = csize.width;
1502 var vh = csize.height - (tbh + bbh);
1506 var bt = this.getBodyTable();
1507 var ltWidth = hasLock ?
1508 Math.max(this.getLockedTable().offsetWidth, this.lockedHd.dom.firstChild.offsetWidth) : 0;
1510 var scrollHeight = bt.offsetHeight;
1511 var scrollWidth = ltWidth + bt.offsetWidth;
1512 var vscroll = false, hscroll = false;
1514 this.scrollSizer.setSize(scrollWidth, scrollHeight+hdHeight);
1516 var lw = this.lockedWrap, mw = this.mainWrap;
1517 var lb = this.lockedBody, mb = this.mainBody;
1519 setTimeout(function(){
1520 var t = s.dom.offsetTop;
1521 var w = s.dom.clientWidth,
1522 h = s.dom.clientHeight;
1525 lw.setSize(ltWidth, h);
1527 mw.setLeftTop(ltWidth, t);
1528 mw.setSize(w-ltWidth, h);
1530 lb.setHeight(h-hdHeight);
1531 mb.setHeight(h-hdHeight);
1533 if(is2ndPass !== true && !gv.userResized && expandCol){
1534 // high speed resize without full column calculation
1536 var ci = cm.getIndexById(expandCol);
1538 ci = cm.findColumnIndex(expandCol);
1540 ci = Math.max(0, ci); // make sure it's got at least the first col.
1541 var expandId = cm.getColumnId(ci);
1542 var tw = cm.getTotalWidth(false);
1543 var currentWidth = cm.getColumnWidth(ci);
1544 var cw = Math.min(Math.max(((w-tw)+currentWidth-2)-/*scrollbar*/(w <= s.dom.offsetWidth ? 0 : 18), g.autoExpandMin), g.autoExpandMax);
1545 if(currentWidth != cw){
1546 cm.setColumnWidth(ci, cw, true);
1547 gv.css.updateRule(gv.colSelector+gv.idToCssName(expandId), "width", (cw - gv.borderWidth) + "px");
1548 gv.css.updateRule(gv.hdSelector+gv.idToCssName(expandId), "width", (cw - gv.borderWidth) + "px");
1549 gv.updateSplitters();
1550 gv.layout(false, true);
1562 onWindowResize : function(){
1563 if(!this.grid.monitorWindowResize || this.grid.autoHeight){
1569 appendFooter : function(parentEl){
1573 sortAscText : "Sort Ascending",
1574 sortDescText : "Sort Descending",
1575 lockText : "Lock Column",
1576 unlockText : "Unlock Column",
1577 columnsText : "Columns"
1581 Roo.grid.GridView.ColumnDragZone = function(grid, hd){
1582 Roo.grid.GridView.ColumnDragZone.superclass.constructor.call(this, grid, hd, null);
1583 this.proxy.el.addClass('x-grid3-col-dd');
1586 Roo.extend(Roo.grid.GridView.ColumnDragZone, Roo.grid.HeaderDragZone, {
1587 handleMouseDown : function(e){
1591 callHandleMouseDown : function(e){
1592 Roo.grid.GridView.ColumnDragZone.superclass.handleMouseDown.call(this, e);