Diffstat (limited to 'frontend/beta/js/YUI-extensions/grid/GridView.js') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | frontend/beta/js/YUI-extensions/grid/GridView.js | 790 |
1 files changed, 790 insertions, 0 deletions
diff --git a/frontend/beta/js/YUI-extensions/grid/GridView.js b/frontend/beta/js/YUI-extensions/grid/GridView.js new file mode 100644 index 0000000..dbd47e3 --- a/dev/null +++ b/frontend/beta/js/YUI-extensions/grid/GridView.js @@ -0,0 +1,790 @@ +/**
+ * @class YAHOO.ext.grid.GridView
+ * Default UI code used internally by the Grid. This is the object returned by {@link YAHOO.ext.grid.Grid#getView}.
+ * @constructor
+ */
+YAHOO.ext.grid.GridView = function(){
+ this.grid = null;
+ this.lastFocusedRow = null;
+ this.onScroll = new YAHOO.util.CustomEvent('onscroll');
+ this.adjustScrollTask = new YAHOO.ext.util.DelayedTask(this._adjustForScroll, this);
+ this.ensureVisibleTask = new YAHOO.ext.util.DelayedTask();
+};
+
+YAHOO.ext.grid.GridView.prototype = {
+ init: function(grid){
+ this.grid = grid;
+ },
+
+ fireScroll: function(scrollLeft, scrollTop){
+ this.onScroll.fireDirect(this.grid, scrollLeft, scrollTop);
+ },
+
+ /**
+ * @private
+ * Utility method that gets an array of the cell renderers
+ */
+ getColumnRenderers : function(){
+ var renderers = [];
+ var cm = this.grid.colModel;
+ var colCount = cm.getColumnCount();
+ for(var i = 0; i < colCount; i++){
+ renderers.push(cm.getRenderer(i));
+ }
+ return renderers;
+ },
+
+ buildIndexMap : function(){
+ var colToData = {};
+ var dataToCol = {};
+ var cm = this.grid.colModel;
+ for(var i = 0, len = cm.getColumnCount(); i < len; i++){
+ var di = cm.getDataIndex(i);
+ colToData[i] = di;
+ dataToCol[di] = i;
+ }
+ return {'colToData': colToData, 'dataToCol': dataToCol};
+ },
+
+ getDataIndexes : function(){
+ if(!this.indexMap){
+ this.indexMap = this.buildIndexMap();
+ }
+ return this.indexMap.colToData;
+ },
+
+ getColumnIndexByDataIndex : function(dataIndex){
+ if(!this.indexMap){
+ this.indexMap = this.buildIndexMap();
+ }
+ return this.indexMap.dataToCol[dataIndex];
+ },
+
+ updateHeaders : function(){
+ var colModel = this.grid.colModel;
+ var hcells = this.headers;
+ var colCount = colModel.getColumnCount();
+ for(var i = 0; i < colCount; i++){
+ hcells[i].textNode.innerHTML = colModel.getColumnHeader(i);
+ }
+ },
+
+ adjustForScroll : function(disableDelay){
+ if(!disableDelay){
+ this.adjustScrollTask.delay(50);
+ }else{
+ this._adjustForScroll();
+ }
+ },
+
+ /**
+ * Returns the rowIndex/columnIndex of the cell found at the passed page coordinates
+ * @param {Number} x
+ * @param {Number} y
+ * @return {Array} [rowIndex, columnIndex]
+ */
+ getCellAtPoint : function(x, y){
+ var colIndex = null;
+ var rowIndex = null;
+
+ // translate page coordinates to local coordinates
+ var xy = YAHOO.util.Dom.getXY(this.wrap);
+ x = (x - xy[0]) + this.wrap.scrollLeft;
+ y = (y - xy[1]) + this.wrap.scrollTop;
+
+ var colModel = this.grid.colModel;
+ var pos = 0;
+ var colCount = colModel.getColumnCount();
+ for(var i = 0; i < colCount; i++){
+ if(colModel.isHidden(i)) continue;
+ var width = colModel.getColumnWidth(i);
+ if(x >= pos && x < pos+width){
+ colIndex = i;
+ break;
+ }
+ pos += width;
+ }
+ if(colIndex != null){
+ rowIndex = (y == 0 ? 0 : Math.floor(y / this.getRowHeight()));
+ if(rowIndex >= this.grid.dataModel.getRowCount()){
+ return null;
+ }
+ return [colIndex, rowIndex];
+ }
+ return null;
+ },
+
+ /** @private */
+ _adjustForScroll : function(){
+ this.forceScrollUpdate();
+ if(this.scrollbarMode == YAHOO.ext.grid.GridView.SCROLLBARS_OVERLAP){
+ var adjustment = 0;
+ if(this.wrap.clientWidth && this.wrap.clientWidth !== 0){
+ adjustment = this.wrap.offsetWidth - this.wrap.clientWidth;
+ }
+ this.hwrap.setWidth(this.wrap.offsetWidth-adjustment);
+ }else{
+ this.hwrap.setWidth(this.wrap.offsetWidth);
+ }
+ this.bwrap.setWidth(Math.max(this.grid.colModel.getTotalWidth(), this.wrap.clientWidth));
+ },
+
+ /**
+ * Focuses the specified row. The preferred way to scroll to a row is {@link #ensureVisible}.
+ * @param {Number/HTMLElement} row The index of a row or the row itself
+ */
+ focusRow : function(row){
+ if(typeof row == 'number'){
+ row = this.getBodyTable().childNodes[row];
+ }
+ if(!row) return;
+ var left = this.wrap.scrollLeft;
+ try{ // try catch for IE occasional focus bug
+ row.childNodes.item(0).hideFocus = true;
+ row.childNodes.item(0).focus();
+ }catch(e){}
+ this.ensureVisible(row);
+ this.wrap.scrollLeft = left;
+ this.handleScroll();
+ this.lastFocusedRow = row;
+ },
+
+ /**
+ * Scrolls the specified row into view. This call is automatically buffered (delayed), to disable
+ * the delay, pass true for disableDelay.
+ * @param {Number/HTMLElement} row The index of a row or the row itself
+ * @param {Boolean} disableDelay
+ */
+ ensureVisible : function(row, disableDelay){
+ if(!disableDelay){
+ this.ensureVisibleTask.delay(50, this._ensureVisible, this, [row]);
+ }else{
+ this._ensureVisible(row);
+ }
+ },
+
+ /** @ignore */
+ _ensureVisible : function(row){
+ if(typeof row == 'number'){
+ row = this.getBodyTable().childNodes[row];
+ }
+ if(!row) return;
+ var left = this.wrap.scrollLeft;
+ var rowTop = parseInt(row.offsetTop, 10); // parseInt for safari bug
+ var rowBottom = rowTop + row.offsetHeight;
+ var clientTop = parseInt(this.wrap.scrollTop, 10); // parseInt for safari bug
+ var clientBottom = clientTop + this.wrap.clientHeight;
+ if(rowTop < clientTop){
+ this.wrap.scrollTop = rowTop;
+ }else if(rowBottom > clientBottom){
+ this.wrap.scrollTop = rowBottom-this.wrap.clientHeight;
+ }
+ this.wrap.scrollLeft = left;
+ this.handleScroll();
+ },
+
+ updateColumns : function(){
+ this.grid.stopEditing();
+ var colModel = this.grid.colModel;
+ var hcols = this.headers;
+ var colCount = colModel.getColumnCount();
+ var pos = 0;
+ var totalWidth = colModel.getTotalWidth();
+ for(var i = 0; i < colCount; i++){
+ if(colModel.isHidden(i)) continue;
+ var width = colModel.getColumnWidth(i);
+ hcols[i].style.width = width + 'px';
+ hcols[i].style.left = pos + 'px';
+ hcols[i].split.style.left = (pos+width-3) + 'px';
+ this.setCSSWidth(i, width, pos);
+ pos += width;
+ }
+ this.lastWidth = totalWidth;
+ if(this.grid.autoWidth){
+ this.grid.container.setWidth(totalWidth+this.grid.container.getBorderWidth('lr'));
+ this.grid.autoSize();
+ }
+ this.bwrap.setWidth(Math.max(totalWidth, this.wrap.clientWidth));
+ if(!YAHOO.ext.util.Browser.isIE){ // fix scrolling prob in gecko and opera
+ this.wrap.scrollLeft = this.hwrap.dom.scrollLeft;
+ }
+ this.syncScroll();
+ this.forceScrollUpdate();
+ if(this.grid.autoHeight){
+ this.autoHeight();
+ this.updateWrapHeight();
+ }
+ },
+
+ setCSSWidth : function(colIndex, width, pos){
+ var selector = ["#" + this.grid.id + " .ygrid-col-" + colIndex, ".ygrid-col-" + colIndex];
+ YAHOO.ext.util.CSS.updateRule(selector, 'width', width + 'px');
+ if(typeof pos == 'number'){
+ YAHOO.ext.util.CSS.updateRule(selector, 'left', pos + 'px');
+ }
+ },
+
+ /**
+ * Set a css style for a column dynamically.
+ * @param {Number} colIndex The index of the column
+ * @param {String} name The css property name
+ * @param {String} value The css value
+ */
+ setCSSStyle : function(colIndex, name, value){
+ var selector = ["#" + this.grid.id + " .ygrid-col-" + colIndex, ".ygrid-col-" + colIndex];
+ YAHOO.ext.util.CSS.updateRule(selector, name, value);
+ },
+
+ handleHiddenChange : function(colModel, colIndex, hidden){
+ if(hidden){
+ this.hideColumn(colIndex);
+ }else{
+ this.unhideColumn(colIndex);
+ }
+ this.updateColumns();
+ },
+
+ hideColumn : function(colIndex){
+ var selector = ["#" + this.grid.id + " .ygrid-col-" + colIndex, ".ygrid-col-" + colIndex];
+ YAHOO.ext.util.CSS.updateRule(selector, 'position', 'absolute');
+ YAHOO.ext.util.CSS.updateRule(selector, 'visibility', 'hidden');
+
+ this.headers[colIndex].style.display = 'none';
+ this.headers[colIndex].split.style.display = 'none';
+ },
+
+ unhideColumn : function(colIndex){
+ var selector = ["#" + this.grid.id + " .ygrid-col-" + colIndex, ".ygrid-col-" + colIndex];
+ YAHOO.ext.util.CSS.updateRule(selector, 'position', '');
+ YAHOO.ext.util.CSS.updateRule(selector, 'visibility', 'visible');
+
+ this.headers[colIndex].style.display = '';
+ this.headers[colIndex].split.style.display = '';
+ },
+
+ getBodyTable : function(){
+ return this.bwrap.dom;
+ },
+
+ updateRowIndexes : function(firstRow, lastRow){
+ var stripeRows = this.grid.stripeRows;
+ var bt = this.getBodyTable();
+ var nodes = bt.childNodes;
+ firstRow = firstRow || 0;
+ lastRow = lastRow || nodes.length-1;
+ var re = /^(?:ygrid-row ygrid-row-alt|ygrid-row)/;
+ for(var rowIndex = firstRow; rowIndex <= lastRow; rowIndex++){
+ var node = nodes[rowIndex];
+ if(stripeRows && (rowIndex+1) % 2 == 0){
+ node.className = node.className.replace(re, 'ygrid-row ygrid-row-alt');
+ }else{
+ node.className = node.className.replace(re, 'ygrid-row');
+ }
+ node.rowIndex = rowIndex;
+ nodes[rowIndex].style.top = (rowIndex * this.rowHeight) + 'px';
+ }
+ },
+
+ insertRows : function(dataModel, firstRow, lastRow){
+ this.updateBodyHeight();
+ this.adjustForScroll(true);
+ var renderers = this.getColumnRenderers();
+ var dindexes = this.getDataIndexes();
+ var colCount = this.grid.colModel.getColumnCount();
+ var beforeRow = null;
+ var bt = this.getBodyTable();
+ if(firstRow < bt.childNodes.length){
+ beforeRow = bt.childNodes[firstRow];
+ }
+ for(var rowIndex = firstRow; rowIndex <= lastRow; rowIndex++){
+ var row = document.createElement('span');
+ row.className = 'ygrid-row';
+ row.style.top = (rowIndex * this.rowHeight) + 'px';
+ this.renderRow(dataModel, row, rowIndex, colCount, renderers, dindexes);
+ if(beforeRow){
+ bt.insertBefore(row, beforeRow);
+ }else{
+ bt.appendChild(row);
+ }
+ }
+ this.updateRowIndexes(firstRow);
+ this.adjustForScroll(true);
+ },
+
+ renderRow : function(dataModel, row, rowIndex, colCount, renderers, dindexes){
+ for(var colIndex = 0; colIndex < colCount; colIndex++){
+ var td = document.createElement('span');
+ td.className = 'ygrid-col ygrid-col-' + colIndex + (colIndex == colCount-1 ? ' ygrid-col-last' : '');
+ td.columnIndex = colIndex;
+ td.tabIndex = 0;
+ var span = document.createElement('span');
+ span.className = 'ygrid-cell-text';
+ td.appendChild(span);
+ var val = renderers[colIndex](dataModel.getValueAt(rowIndex, dindexes[colIndex]), rowIndex, colIndex, td, dataModel);
+ if(typeof val == 'undefined' || val === '') val = ' ';
+ span.innerHTML = val;
+ row.appendChild(td);
+ }
+ },
+
+ deleteRows : function(dataModel, firstRow, lastRow){
+ this.updateBodyHeight();
+ // first make sure they are deselected
+ this.grid.selModel.deselectRange(firstRow, lastRow);
+ var bt = this.getBodyTable();
+ var rows = []; // get references because the rowIndex will change
+ for(var rowIndex = firstRow; rowIndex <= lastRow; rowIndex++){
+ rows.push(bt.childNodes[rowIndex]);
+ }
+ for(var i = 0; i < rows.length; i++){
+ bt.removeChild(rows[i]);
+ rows[i] = null;
+ }
+ rows = null;
+ this.updateRowIndexes(firstRow);
+ this.adjustForScroll();
+ },
+
+ updateRows : function(dataModel, firstRow, lastRow){
+ var bt = this.getBodyTable();
+ var dindexes = this.getDataIndexes();
+ var renderers = this.getColumnRenderers();
+ var colCount = this.grid.colModel.getColumnCount();
+ for(var rowIndex = firstRow; rowIndex <= lastRow; rowIndex++){
+ var row = bt.rows[rowIndex];
+ var cells = row.childNodes;
+ for(var colIndex = 0; colIndex < colCount; colIndex++){
+ var td = cells[colIndex];
+ var val = renderers[colIndex](dataModel.getValueAt(rowIndex, dindexes[colIndex]), rowIndex, colIndex, td, dataModel);
+ if(typeof val == 'undefined' || val === '') val = ' ';
+ td.firstChild.innerHTML = val;
+ }
+ }
+ },
+
+ handleSort : function(dataModel, sortColumnIndex, sortDir, noRefresh){
+ var selectedRows;
+ this.grid.selModel.syncSelectionsToIds();
+ if(!noRefresh){
+ this.updateRows(dataModel, 0, dataModel.getRowCount()-1);
+ }
+ this.updateHeaderSortState();
+ selectedRows = this.grid.selModel.getSelectedRows();
+ if (selectedRows.length > 0) {
+ this.focusRow(selectedRows[0]);
+ }
+ },
+
+ syncScroll : function(){
+ this.hwrap.dom.scrollLeft = this.wrap.scrollLeft;
+ },
+
+ handleScroll : function(){
+ this.syncScroll();
+ this.fireScroll(this.wrap.scrollLeft, this.wrap.scrollTop);
+ this.grid.fireEvent('bodyscroll', this.wrap.scrollLeft, this.wrap.scrollTop);
+ },
+
+ getRowHeight : function(){
+ if(!this.rowHeight){
+ var rule = YAHOO.ext.util.CSS.getRule(["#" + this.grid.id + " .ygrid-row", ".ygrid-row"]);
+ if(rule && rule.style.height){
+ this.rowHeight = parseInt(rule.style.height, 10);
+ }else{
+ this.rowHeight = 21;
+ }
+ }
+ return this.rowHeight;
+ },
+
+ renderRows : function(dataModel){
+ this.grid.stopEditing();
+ if(this.grid.selModel){
+ this.grid.selModel.clearSelections();
+ }
+ var bt = this.getBodyTable();
+ bt.innerHTML = '';
+ this.rowHeight = this.getRowHeight();
+ this.insertRows(dataModel, 0, dataModel.getRowCount()-1);
+ },
+
+ updateCell : function(dataModel, rowIndex, dataIndex){
+ var colIndex = this.getColumnIndexByDataIndex(dataIndex);
+ if(typeof colIndex == 'undefined'){ // not present in grid
+ return;
+ }
+ var bt = this.getBodyTable();
+ var row = bt.childNodes[rowIndex];
+ var cell = row.childNodes[colIndex];
+ var renderer = this.grid.colModel.getRenderer(colIndex);
+ var val = renderer(dataModel.getValueAt(rowIndex, dataIndex), rowIndex, colIndex, cell, dataModel);
+ if(typeof val == 'undefined' || val === '') val = ' ';
+ cell.firstChild.innerHTML = val;
+ },
+
+ calcColumnWidth : function(colIndex, maxRowsToMeasure){
+ var maxWidth = 0;
+ var bt = this.getBodyTable();
+ var rows = bt.childNodes;
+ var stopIndex = Math.min(maxRowsToMeasure || rows.length, rows.length);
+ if(this.grid.autoSizeHeaders){
+ var h = this.headers[colIndex];
+ var curWidth = h.style.width;
+ h.style.width = this.grid.minColumnWidth+'px';
+ maxWidth = Math.max(maxWidth, h.scrollWidth);
+ h.style.width = curWidth;
+ }
+ for(var i = 0; i < stopIndex; i++){
+ var cell = rows[i].childNodes[colIndex].firstChild;
+ maxWidth = Math.max(maxWidth, cell.scrollWidth);
+ }
+ return maxWidth + /*margin for error in IE*/ 5;
+ },
+
+ /**
+ * Autofit a column to it's content.
+ * @param {Number} colIndex
+ * @param {Boolean} forceMinSize true to force the column to go smaller if possible
+ */
+ autoSizeColumn : function(colIndex, forceMinSize){
+ if(forceMinSize){
+ this.setCSSWidth(colIndex, this.grid.minColumnWidth);
+ }
+ var newWidth = this.calcColumnWidth(colIndex);
+ this.grid.colModel.setColumnWidth(colIndex,
+ Math.max(this.grid.minColumnWidth, newWidth));
+ this.grid.fireEvent('columnresize', colIndex, newWidth);
+ },
+
+ /**
+ * Autofits all columns to their content and then expands to fit any extra space in the grid
+ */
+ autoSizeColumns : function(){
+ var colModel = this.grid.colModel;
+ var colCount = colModel.getColumnCount();
+ var wrap = this.wrap;
+ for(var i = 0; i < colCount; i++){
+ this.setCSSWidth(i, this.grid.minColumnWidth);
+ colModel.setColumnWidth(i, this.calcColumnWidth(i, this.grid.maxRowsToMeasure), true);
+ }
+ if(colModel.getTotalWidth() < wrap.clientWidth){
+ var diff = Math.floor((wrap.clientWidth - colModel.getTotalWidth()) / colCount);
+ for(var i = 0; i < colCount; i++){
+ colModel.setColumnWidth(i, colModel.getColumnWidth(i) + diff, true);
+ }
+ }
+ this.updateColumns();
+ },
+
+ /**
+ * Autofits all columns to the grid's width proportionate with their current size
+ */
+ fitColumns : function(){
+ var cm = this.grid.colModel;
+ var colCount = cm.getColumnCount();
+ var cols = [];
+ var width = 0;
+ var i, w;
+ for (i = 0; i < colCount; i++){
+ if(!cm.isHidden(i) && !cm.isFixed(i)){
+ w = cm.getColumnWidth(i);
+ cols.push(i);
+ cols.push(w);
+ width += w;
+ }
+ }
+ var frac = (this.wrap.clientWidth - cm.getTotalWidth())/width;
+ while (cols.length){
+ w = cols.pop();
+ i = cols.pop();
+ cm.setColumnWidth(i, Math.floor(w + w*frac), true);
+ }
+ this.updateColumns();
+ },
+
+ onWindowResize : function(){
+ if(this.grid.monitorWindowResize){
+ this.adjustForScroll();
+ this.updateWrapHeight();
+ this.adjustForScroll();
+ }
+ },
+
+ updateWrapHeight : function(){
+ this.grid.container.beginMeasure();
+ this.autoHeight();
+ var box = this.grid.container.getSize(true);
+ this.wrapEl.setHeight(box.height-this.footerHeight-parseInt(this.wrap.offsetTop, 10));
+ this.pwrap.setSize(box.width, box.height);
+ this.grid.container.endMeasure();
+ },
+
+ forceScrollUpdate : function(){
+ var wrap = this.wrapEl;
+ wrap.setWidth(wrap.getWidth(true));
+ setTimeout(function(){ // set timeout so FireFox works
+ wrap.setWidth('');
+ }, 1);
+ },
+
+ updateHeaderSortState : function(){
+ var state = this.grid.dataModel.getSortState();
+ if(!state || typeof state.column == 'undefined') return;
+ var sortColumn = this.getColumnIndexByDataIndex(state.column);
+ var sortDir = state.direction;
+ for(var i = 0, len = this.headers.length; i < len; i++){
+ var h = this.headers[i];
+ if(i != sortColumn){
+ h.sortDesc.style.display = 'none';
+ h.sortAsc.style.display = 'none';
+ YAHOO.util.Dom.removeClass(h, 'ygrid-sort-col');
+ }else{
+ h.sortDesc.style.display = sortDir == 'DESC' ? 'block' : 'none';
+ h.sortAsc.style.display = sortDir == 'ASC' ? 'block' : 'none';
+ YAHOO.util.Dom.addClass(h, 'ygrid-sort-col');
+ }
+ }
+ },
+
+ unplugDataModel : function(dm){
+ dm.removeListener('cellupdated', this.updateCell, this);
+ dm.removeListener('datachanged', this.renderRows, this);
+ dm.removeListener('rowsdeleted', this.deleteRows, this);
+ dm.removeListener('rowsinserted', this.insertRows, this);
+ dm.removeListener('rowsupdated', this.updateRows, this);
+ dm.removeListener('rowssorted', this.handleSort, this);
+ },
+
+ plugDataModel : function(dm){
+ dm.on('cellupdated', this.updateCell, this, true);
+ dm.on('datachanged', this.renderRows, this, true);
+ dm.on('rowsdeleted', this.deleteRows, this, true);
+ dm.on('rowsinserted', this.insertRows, this, true);
+ dm.on('rowsupdated', this.updateRows, this, true);
+ dm.on('rowssorted', this.handleSort, this, true);
+ },
+
+ destroy : function(){
+ this.unplugDataModel(this.grid.dataModel);
+ var sp = this.splitters;
+ if(sp){
+ for(var i in sp){
+ if(sp[i] && typeof sp[i] != 'function'){
+ sp[i].destroy(true);
+ }
+ }
+ }
+ },
+
+ render : function(){
+ var grid = this.grid;
+ var container = grid.container.dom;
+ var dataModel = grid.dataModel;
+ this.plugDataModel(dataModel);
+
+ var colModel = grid.colModel;
+ colModel.onWidthChange.subscribe(this.updateColumns, this, true);
+ colModel.onHeaderChange.subscribe(this.updateHeaders, this, true);
+ colModel.onHiddenChange.subscribe(this.handleHiddenChange, this, true);
+
+ if(grid.monitorWindowResize === true){
+ YAHOO.ext.EventManager.onWindowResize(this.onWindowResize, this, true);
+ }
+ var autoSizeDelegate = this.autoSizeColumn.createDelegate(this);
+
+ var colCount = colModel.getColumnCount();
+
+ var dh = YAHOO.ext.DomHelper;
+ this.pwrap = dh.append(container,
+ {tag: 'div', cls: 'ygrid-positioner',
+ style: 'position:relative;width:100%;height:100%;left:0;top:0;overflow:hidden;'}, true);
+ var pos = this.pwrap.dom;
+
+ //create wrapper elements that handle offsets and scrolling
+ var wrap = dh.append(pos, {tag: 'div', cls: 'ygrid-wrap'});
+ this.wrap = wrap;
+ this.wrapEl = getEl(wrap, true);
+ YAHOO.ext.EventManager.on(wrap, 'scroll', this.handleScroll, this, true);
+
+ var hwrap = dh.append(pos, {tag: 'div', cls: 'ygrid-wrap-headers'});
+ this.hwrap = getEl(hwrap, true);
+
+ var bwrap = dh.append(wrap, {tag: 'div', cls: 'ygrid-wrap-body', id: container.id + '-body'});
+ this.bwrap = getEl(bwrap, true);
+ this.bwrap.setWidth(colModel.getTotalWidth());
+ bwrap.rows = bwrap.childNodes;
+
+ this.footerHeight = 0;
+ var foot = this.appendFooter(this.pwrap.dom);
+ if(foot){
+ this.footer = getEl(foot, true);
+ this.footerHeight = this.footer.getHeight();
+ }
+ this.updateWrapHeight();
+
+ var hrow = dh.append(hwrap, {tag: 'span', cls: 'ygrid-hrow'});
+ this.hrow = hrow;
+
+ if(!YAHOO.ext.util.Browser.isGecko){
+ // IE doesn't like iframes, we will leave this alone
+ var iframe = document.createElement('iframe');
+ iframe.className = 'ygrid-hrow-frame';
+ iframe.frameBorder = 0;
+ iframe.src = YAHOO.ext.SSL_SECURE_URL;
+ hwrap.appendChild(iframe);
+ }
+ this.headerCtrl = new YAHOO.ext.grid.HeaderController(this.grid);
+ this.headers = [];
+ this.cols = [];
+ this.splitters = [];
+
+ var htemplate = dh.createTemplate({
+ tag: 'span', cls: 'ygrid-hd ygrid-header-{0}', children: [{
+ tag: 'span',
+ cls: 'ygrid-hd-body',
+ html: '<table border="0" cellpadding="0" cellspacing="0" title="{2}">' +
+ '<tbody><tr><td><span>{1}</span></td>' +
+ '<td><span class="sort-desc"></span><span class="sort-asc"></span></td>' +
+ '</tr></tbody></table>'
+ }]
+ });
+ htemplate.compile();
+
+ var ruleBuf = [];
+
+ for(var i = 0; i < colCount; i++){
+ var hd = htemplate.append(hrow, [i, colModel.getColumnHeader(i), colModel.getColumnTooltip(i) || '']);
+ var spans = hd.getElementsByTagName('span');
+ hd.textNode = spans[1];
+ hd.sortDesc = spans[2];
+ hd.sortAsc = spans[3];
+ hd.columnIndex = i;
+ this.headers.push(hd);
+ if(colModel.isSortable(i)){
+ this.headerCtrl.register(hd);
+ }
+ var split = dh.append(hrow, {tag: 'span', cls: 'ygrid-hd-split'});
+ hd.split = split;
+
+ if(colModel.isResizable(i) && !colModel.isFixed(i)){
+ YAHOO.util.Event.on(split, 'dblclick', autoSizeDelegate.createCallback(i+0, true));
+ var sb = new YAHOO.ext.SplitBar(split, hd, null, YAHOO.ext.SplitBar.LEFT);
+ sb.columnIndex = i;
+ sb.minSize = grid.minColumnWidth;
+ sb.onMoved.subscribe(this.onColumnSplitterMoved, this, true);
+ YAHOO.util.Dom.addClass(sb.proxy, 'ygrid-column-sizer');
+ YAHOO.util.Dom.setStyle(sb.proxy, 'background-color', '');
+ sb.dd._resizeProxy = function(){
+ var el = this.getDragEl();
+ YAHOO.util.Dom.setStyle(el, 'height', (hwrap.clientHeight+wrap.clientHeight-2) +'px');
+ };
+ this.splitters[i] = sb;
+ }else{
+ split.style.cursor = 'default';
+ }
+ ruleBuf.push('#', container.id, ' .ygrid-col-', i, ' {\n}\n');
+ }
+
+ YAHOO.ext.util.CSS.createStyleSheet(ruleBuf.join(''));
+
+ if(grid.autoSizeColumns){
+ this.renderRows(dataModel);
+ this.autoSizeColumns();
+ }else{
+ this.updateColumns();
+ this.renderRows(dataModel);
+ }
+
+ for(var i = 0; i < colCount; i++){
+ if(colModel.isHidden(i)){
+ this.hideColumn(i);
+ }
+ }
+ this.updateHeaderSortState();
+ return this.bwrap;
+ },
+
+ onColumnSplitterMoved : function(splitter, newSize){
+ this.grid.colModel.setColumnWidth(splitter.columnIndex, newSize);
+ this.grid.fireEvent('columnresize', splitter.columnIndex, newSize);
+ },
+
+ appendFooter : function(parentEl){
+ return null;
+ },
+
+ autoHeight : function(){
+ if(this.grid.autoHeight){
+ var h = this.getBodyHeight();
+ var c = this.grid.container;
+ var total = h + (parseInt(this.wrap.offsetTop, 10)||0) +
+ this.footerHeight + c.getBorderWidth('tb') + c.getPadding('tb')
+ + (this.wrap.offsetHeight - this.wrap.clientHeight);
+ c.setHeight(total);
+
+ }
+ },
+
+ getBodyHeight : function(){
+ return this.grid.dataModel.getRowCount() * this.getRowHeight();;
+ },
+
+ updateBodyHeight : function(){
+ this.getBodyTable().style.height = this.getBodyHeight() + 'px';
+ if(this.grid.autoHeight){
+ this.autoHeight();
+ this.updateWrapHeight();
+ }
+ }
+};
+YAHOO.ext.grid.GridView.SCROLLBARS_UNDER = 0;
+YAHOO.ext.grid.GridView.SCROLLBARS_OVERLAP = 1;
+YAHOO.ext.grid.GridView.prototype.scrollbarMode = YAHOO.ext.grid.GridView.SCROLLBARS_UNDER;
+
+YAHOO.ext.grid.GridView.prototype.fitColumnsToContainer = YAHOO.ext.grid.GridView.prototype.fitColumns;
+
+YAHOO.ext.grid.HeaderController = function(grid){
+ this.grid = grid;
+ this.headers = [];
+};
+
+YAHOO.ext.grid.HeaderController.prototype = {
+ register : function(header){
+ this.headers.push(header);
+ YAHOO.ext.EventManager.on(header, 'selectstart', this.cancelTextSelection, this, true);
+ YAHOO.ext.EventManager.on(header, 'mousedown', this.cancelTextSelection, this, true);
+ YAHOO.ext.EventManager.on(header, 'mouseover', this.headerOver, this, true);
+ YAHOO.ext.EventManager.on(header, 'mouseout', this.headerOut, this, true);
+ YAHOO.ext.EventManager.on(header, 'click', this.headerClick, this, true);
+ },
+
+ headerClick : function(e){
+ var grid = this.grid, cm = grid.colModel, dm = grid.dataModel;
+ grid.stopEditing();
+ var header = grid.getHeaderFromChild(e.getTarget());
+ var state = dm.getSortState();
+ var direction = header.sortDir || 'ASC';
+ if(typeof state.column != 'undefined' &&
+ grid.getView().getColumnIndexByDataIndex(state.column) == header.columnIndex){
+ direction = (state.direction == 'ASC' ? 'DESC' : 'ASC');
+ }
+ header.sortDir = direction;
+ dm.sort(cm, cm.getDataIndex(header.columnIndex), direction);
+ },
+
+ headerOver : function(e){
+ var header = this.grid.getHeaderFromChild(e.getTarget());
+ YAHOO.util.Dom.addClass(header, 'ygrid-hd-over');
+ //YAHOO.ext.util.CSS.applyFirst(header, this.grid.id, '.ygrid-hd-over');
+ },
+
+ headerOut : function(e){
+ var header = this.grid.getHeaderFromChild(e.getTarget());
+ YAHOO.util.Dom.removeClass(header, 'ygrid-hd-over');
+ //YAHOO.ext.util.CSS.revertFirst(header, this.grid.id, '.ygrid-hd-over');
+ },
+
+ cancelTextSelection : function(e){
+ e.preventDefault();
+ }
+};
\ No newline at end of file |