X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/0494b8d9b9bb03ab6c22b34dae81261e3cd7e3e6..7a654f8d43fdb43d78b63d90528bed6e86b608cc:/examples/docs/source/ColumnHeaderGroup.html
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-
-
-
- The source code
-
-
-
-
- /*!
- * Ext JS Library 3.3.1
- * Copyright(c) 2006-2010 Sencha Inc.
- * licensing@sencha.com
- * http://www.sencha.com/license
- */
-Ext.ns('Ext.ux.grid');
-
-Ext.ux.grid.ColumnHeaderGroup = Ext.extend(Ext.util.Observable, {
-
- constructor: function(config){
- this.config = config;
- },
-
- init: function(grid){
- Ext.applyIf(grid.colModel, this.config);
- Ext.apply(grid.getView(), this.viewConfig);
- },
-
- viewConfig: {
- initTemplates: function(){
- this.constructor.prototype.initTemplates.apply(this, arguments);
- var ts = this.templates || {};
- if(!ts.gcell){
- ts.gcell = new Ext.XTemplate('', '', this.grid.enableHdMenu ? ' ' : '', '{value} | ');
- }
- this.templates = ts;
- this.hrowRe = new RegExp("ux-grid-hd-group-row-(\\d+)", "");
- },
-
- renderHeaders: function(){
- var ts = this.templates, headers = [], cm = this.cm, rows = cm.rows, tstyle = 'width:' + this.getTotalWidth() + ';';
-
- for(var row = 0, rlen = rows.length; row < rlen; row++){
- var r = rows[row], cells = [];
- for(var i = 0, gcol = 0, len = r.length; i < len; i++){
- var group = r[i];
- group.colspan = group.colspan || 1;
- var id = this.getColumnId(group.dataIndex ? cm.findColumnIndex(group.dataIndex) : gcol), gs = Ext.ux.grid.ColumnHeaderGroup.prototype.getGroupStyle.call(this, group, gcol);
- cells[i] = ts.gcell.apply({
- cls: 'ux-grid-hd-group-cell',
- id: id,
- row: row,
- style: 'width:' + gs.width + ';' + (gs.hidden ? 'display:none;' : '') + (group.align ? 'text-align:' + group.align + ';' : ''),
- tooltip: group.tooltip ? (Ext.QuickTips.isEnabled() ? 'ext:qtip' : 'title') + '="' + group.tooltip + '"' : '',
- istyle: group.align == 'right' ? 'padding-right:16px' : '',
- btn: this.grid.enableHdMenu && group.header,
- value: group.header || ' '
- });
- gcol += group.colspan;
- }
- headers[row] = ts.header.apply({
- tstyle: tstyle,
- cells: cells.join('')
- });
- }
- headers.push(this.constructor.prototype.renderHeaders.apply(this, arguments));
- return headers.join('');
- },
-
- onColumnWidthUpdated: function(){
- this.constructor.prototype.onColumnWidthUpdated.apply(this, arguments);
- Ext.ux.grid.ColumnHeaderGroup.prototype.updateGroupStyles.call(this);
- },
-
- onAllColumnWidthsUpdated: function(){
- this.constructor.prototype.onAllColumnWidthsUpdated.apply(this, arguments);
- Ext.ux.grid.ColumnHeaderGroup.prototype.updateGroupStyles.call(this);
- },
-
- onColumnHiddenUpdated: function(){
- this.constructor.prototype.onColumnHiddenUpdated.apply(this, arguments);
- Ext.ux.grid.ColumnHeaderGroup.prototype.updateGroupStyles.call(this);
- },
-
- getHeaderCell: function(index){
- return this.mainHd.query(this.cellSelector)[index];
- },
-
- findHeaderCell: function(el){
- return el ? this.fly(el).findParent('td.x-grid3-hd', this.cellSelectorDepth) : false;
- },
-
- findHeaderIndex: function(el){
- var cell = this.findHeaderCell(el);
- return cell ? this.getCellIndex(cell) : false;
- },
-
- updateSortIcon: function(col, dir){
- var sc = this.sortClasses, hds = this.mainHd.select(this.cellSelector).removeClass(sc);
- hds.item(col).addClass(sc[dir == "DESC" ? 1 : 0]);
- },
-
- handleHdDown: function(e, t){
- var el = Ext.get(t);
- if(el.hasClass('x-grid3-hd-btn')){
- e.stopEvent();
- var hd = this.findHeaderCell(t);
- Ext.fly(hd).addClass('x-grid3-hd-menu-open');
- var index = this.getCellIndex(hd);
- this.hdCtxIndex = index;
- var ms = this.hmenu.items, cm = this.cm;
- ms.get('asc').setDisabled(!cm.isSortable(index));
- ms.get('desc').setDisabled(!cm.isSortable(index));
- this.hmenu.on('hide', function(){
- Ext.fly(hd).removeClass('x-grid3-hd-menu-open');
- }, this, {
- single: true
- });
- this.hmenu.show(t, 'tl-bl?');
- }else if(el.hasClass('ux-grid-hd-group-cell') || Ext.fly(t).up('.ux-grid-hd-group-cell')){
- e.stopEvent();
- }
- },
-
- handleHdMove: function(e, t){
- var hd = this.findHeaderCell(this.activeHdRef);
- if(hd && !this.headersDisabled && !Ext.fly(hd).hasClass('ux-grid-hd-group-cell')){
- var hw = this.splitHandleWidth || 5, r = this.activeHdRegion, x = e.getPageX(), ss = hd.style, cur = '';
- if(this.grid.enableColumnResize !== false){
- if(x - r.left <= hw && this.cm.isResizable(this.activeHdIndex - 1)){
- cur = Ext.isAir ? 'move' : Ext.isWebKit ? 'e-resize' : 'col-resize'; // col-resize
- // not
- // always
- // supported
- }else if(r.right - x <= (!this.activeHdBtn ? hw : 2) && this.cm.isResizable(this.activeHdIndex)){
- cur = Ext.isAir ? 'move' : Ext.isWebKit ? 'w-resize' : 'col-resize';
- }
- }
- ss.cursor = cur;
- }
- },
-
- handleHdOver: function(e, t){
- var hd = this.findHeaderCell(t);
- if(hd && !this.headersDisabled){
- this.activeHdRef = t;
- this.activeHdIndex = this.getCellIndex(hd);
- var fly = this.fly(hd);
- this.activeHdRegion = fly.getRegion();
- if(!(this.cm.isMenuDisabled(this.activeHdIndex) || fly.hasClass('ux-grid-hd-group-cell'))){
- fly.addClass('x-grid3-hd-over');
- this.activeHdBtn = fly.child('.x-grid3-hd-btn');
- if(this.activeHdBtn){
- this.activeHdBtn.dom.style.height = (hd.firstChild.offsetHeight - 1) + 'px';
- }
- }
- }
- },
-
- handleHdOut: function(e, t){
- var hd = this.findHeaderCell(t);
- if(hd && (!Ext.isIE || !e.within(hd, true))){
- this.activeHdRef = null;
- this.fly(hd).removeClass('x-grid3-hd-over');
- hd.style.cursor = '';
- }
- },
-
- handleHdMenuClick: function(item){
- var index = this.hdCtxIndex, cm = this.cm, ds = this.ds, id = item.getItemId();
- switch(id){
- case 'asc':
- ds.sort(cm.getDataIndex(index), 'ASC');
- break;
- case 'desc':
- ds.sort(cm.getDataIndex(index), 'DESC');
- break;
- default:
- if(id.substr(0, 6) == 'group-'){
- var i = id.split('-'), row = parseInt(i[1], 10), col = parseInt(i[2], 10), r = this.cm.rows[row], group, gcol = 0;
- for(var i = 0, len = r.length; i < len; i++){
- group = r[i];
- if(col >= gcol && col < gcol + group.colspan){
- break;
- }
- gcol += group.colspan;
- }
- if(item.checked){
- var max = cm.getColumnsBy(this.isHideableColumn, this).length;
- for(var i = gcol, len = gcol + group.colspan; i < len; i++){
- if(!cm.isHidden(i)){
- max--;
- }
- }
- if(max < 1){
- this.onDenyColumnHide();
- return false;
- }
- }
- for(var i = gcol, len = gcol + group.colspan; i < len; i++){
- if(cm.config[i].fixed !== true && cm.config[i].hideable !== false){
- cm.setHidden(i, item.checked);
- }
- }
- }else if(id.substr(0, 4) == 'col-'){
- index = cm.getIndexById(id.substr(4));
- if(index != -1){
- if(item.checked && cm.getColumnsBy(this.isHideableColumn, this).length <= 1){
- this.onDenyColumnHide();
- return false;
- }
- cm.setHidden(index, item.checked);
- }
- }
- if(id.substr(0, 6) == 'group-' || id.substr(0, 4) == 'col-'){
- item.checked = !item.checked;
- if(item.menu){
- var updateChildren = function(menu){
- menu.items.each(function(childItem){
- if(!childItem.disabled){
- childItem.setChecked(item.checked, false);
- if(childItem.menu){
- updateChildren(childItem.menu);
- }
- }
- });
- }
- updateChildren(item.menu);
- }
- var parentMenu = item, parentItem;
- while(parentMenu = parentMenu.parentMenu){
- if(!parentMenu.parentMenu || !(parentItem = parentMenu.parentMenu.items.get(parentMenu.getItemId())) || !parentItem.setChecked){
- break;
- }
- var checked = parentMenu.items.findIndexBy(function(m){
- return m.checked;
- }) >= 0;
- parentItem.setChecked(checked, true);
- }
- item.checked = !item.checked;
- }
- }
- return true;
- },
-
- beforeColMenuShow: function(){
- var cm = this.cm, rows = this.cm.rows;
- this.colMenu.removeAll();
- for(var col = 0, clen = cm.getColumnCount(); col < clen; col++){
- var menu = this.colMenu, title = cm.getColumnHeader(col), text = [];
- if(cm.config[col].fixed !== true && cm.config[col].hideable !== false){
- for(var row = 0, rlen = rows.length; row < rlen; row++){
- var r = rows[row], group, gcol = 0;
- for(var i = 0, len = r.length; i < len; i++){
- group = r[i];
- if(col >= gcol && col < gcol + group.colspan){
- break;
- }
- gcol += group.colspan;
- }
- if(group && group.header){
- if(cm.hierarchicalColMenu){
- var gid = 'group-' + row + '-' + gcol,
- item = menu.items ? menu.getComponent(gid) : null,
- submenu = item ? item.menu : null;
- if(!submenu){
- submenu = new Ext.menu.Menu({
- itemId: gid
- });
- submenu.on("itemclick", this.handleHdMenuClick, this);
- var checked = false, disabled = true;
- for(var c = gcol, lc = gcol + group.colspan; c < lc; c++){
- if(!cm.isHidden(c)){
- checked = true;
- }
- if(cm.config[c].hideable !== false){
- disabled = false;
- }
- }
- menu.add({
- itemId: gid,
- text: group.header,
- menu: submenu,
- hideOnClick: false,
- checked: checked,
- disabled: disabled
- });
- }
- menu = submenu;
- }else{
- text.push(group.header);
- }
- }
- }
- text.push(title);
- menu.add(new Ext.menu.CheckItem({
- itemId: "col-" + cm.getColumnId(col),
- text: text.join(' '),
- checked: !cm.isHidden(col),
- hideOnClick: false,
- disabled: cm.config[col].hideable === false
- }));
- }
- }
- },
-
- afterRenderUI: function(){
- this.constructor.prototype.afterRenderUI.apply(this, arguments);
- Ext.apply(this.columnDrop, Ext.ux.grid.ColumnHeaderGroup.prototype.columnDropConfig);
- Ext.apply(this.splitZone, Ext.ux.grid.ColumnHeaderGroup.prototype.splitZoneConfig);
- }
- },
-
- splitZoneConfig: {
- allowHeaderDrag: function(e){
- return !e.getTarget(null, null, true).hasClass('ux-grid-hd-group-cell');
- }
- },
-
- columnDropConfig: {
- getTargetFromEvent: function(e){
- var t = Ext.lib.Event.getTarget(e);
- return this.view.findHeaderCell(t);
- },
-
- positionIndicator: function(h, n, e){
- var data = Ext.ux.grid.ColumnHeaderGroup.prototype.getDragDropData.call(this, h, n, e);
- if(data === false){
- return false;
- }
- var px = data.px + this.proxyOffsets[0];
- this.proxyTop.setLeftTop(px, data.r.top + this.proxyOffsets[1]);
- this.proxyTop.show();
- this.proxyBottom.setLeftTop(px, data.r.bottom);
- this.proxyBottom.show();
- return data.pt;
- },
-
- onNodeDrop: function(n, dd, e, data){
- var h = data.header;
- if(h != n){
- var d = Ext.ux.grid.ColumnHeaderGroup.prototype.getDragDropData.call(this, h, n, e);
- if(d === false){
- return false;
- }
- var cm = this.grid.colModel, right = d.oldIndex < d.newIndex, rows = cm.rows;
- for(var row = d.row, rlen = rows.length; row < rlen; row++){
- var r = rows[row], len = r.length, fromIx = 0, span = 1, toIx = len;
- for(var i = 0, gcol = 0; i < len; i++){
- var group = r[i];
- if(d.oldIndex >= gcol && d.oldIndex < gcol + group.colspan){
- fromIx = i;
- }
- if(d.oldIndex + d.colspan - 1 >= gcol && d.oldIndex + d.colspan - 1 < gcol + group.colspan){
- span = i - fromIx + 1;
- }
- if(d.newIndex >= gcol && d.newIndex < gcol + group.colspan){
- toIx = i;
- }
- gcol += group.colspan;
- }
- var groups = r.splice(fromIx, span);
- rows[row] = r.splice(0, toIx - (right ? span : 0)).concat(groups).concat(r);
- }
- for(var c = 0; c < d.colspan; c++){
- var oldIx = d.oldIndex + (right ? 0 : c), newIx = d.newIndex + (right ? -1 : c);
- cm.moveColumn(oldIx, newIx);
- this.grid.fireEvent("columnmove", oldIx, newIx);
- }
- return true;
- }
- return false;
- }
- },
-
- getGroupStyle: function(group, gcol){
- var width = 0, hidden = true;
- for(var i = gcol, len = gcol + group.colspan; i < len; i++){
- if(!this.cm.isHidden(i)){
- var cw = this.cm.getColumnWidth(i);
- if(typeof cw == 'number'){
- width += cw;
- }
- hidden = false;
- }
- }
- return {
- width: (Ext.isBorderBox || (Ext.isWebKit && !Ext.isSafari2) ? width : Math.max(width - this.borderWidth, 0)) + 'px',
- hidden: hidden
- };
- },
-
- updateGroupStyles: function(col){
- var tables = this.mainHd.query('.x-grid3-header-offset > table'), tw = this.getTotalWidth(), rows = this.cm.rows;
- for(var row = 0; row < tables.length; row++){
- tables[row].style.width = tw;
- if(row < rows.length){
- var cells = tables[row].firstChild.firstChild.childNodes;
- for(var i = 0, gcol = 0; i < cells.length; i++){
- var group = rows[row][i];
- if((typeof col != 'number') || (col >= gcol && col < gcol + group.colspan)){
- var gs = Ext.ux.grid.ColumnHeaderGroup.prototype.getGroupStyle.call(this, group, gcol);
- cells[i].style.width = gs.width;
- cells[i].style.display = gs.hidden ? 'none' : '';
- }
- gcol += group.colspan;
- }
- }
- }
- },
-
- getGroupRowIndex: function(el){
- if(el){
- var m = el.className.match(this.hrowRe);
- if(m && m[1]){
- return parseInt(m[1], 10);
- }
- }
- return this.cm.rows.length;
- },
-
- getGroupSpan: function(row, col){
- if(row < 0){
- return {
- col: 0,
- colspan: this.cm.getColumnCount()
- };
- }
- var r = this.cm.rows[row];
- if(r){
- for(var i = 0, gcol = 0, len = r.length; i < len; i++){
- var group = r[i];
- if(col >= gcol && col < gcol + group.colspan){
- return {
- col: gcol,
- colspan: group.colspan
- };
- }
- gcol += group.colspan;
- }
- return {
- col: gcol,
- colspan: 0
- };
- }
- return {
- col: col,
- colspan: 1
- };
- },
-
- getDragDropData: function(h, n, e){
- if(h.parentNode != n.parentNode){
- return false;
- }
- var cm = this.grid.colModel, x = Ext.lib.Event.getPageX(e), r = Ext.lib.Dom.getRegion(n.firstChild), px, pt;
- if((r.right - x) <= (r.right - r.left) / 2){
- px = r.right + this.view.borderWidth;
- pt = "after";
- }else{
- px = r.left;
- pt = "before";
- }
- var oldIndex = this.view.getCellIndex(h), newIndex = this.view.getCellIndex(n);
- if(cm.isFixed(newIndex)){
- return false;
- }
- var row = Ext.ux.grid.ColumnHeaderGroup.prototype.getGroupRowIndex.call(this.view, h),
- oldGroup = Ext.ux.grid.ColumnHeaderGroup.prototype.getGroupSpan.call(this.view, row, oldIndex),
- newGroup = Ext.ux.grid.ColumnHeaderGroup.prototype.getGroupSpan.call(this.view, row, newIndex),
- oldIndex = oldGroup.col;
- newIndex = newGroup.col + (pt == "after" ? newGroup.colspan : 0);
- if(newIndex >= oldGroup.col && newIndex <= oldGroup.col + oldGroup.colspan){
- return false;
- }
- var parentGroup = Ext.ux.grid.ColumnHeaderGroup.prototype.getGroupSpan.call(this.view, row - 1, oldIndex);
- if(newIndex < parentGroup.col || newIndex > parentGroup.col + parentGroup.colspan){
- return false;
- }
- return {
- r: r,
- px: px,
- pt: pt,
- row: row,
- oldIndex: oldIndex,
- newIndex: newIndex,
- colspan: oldGroup.colspan
- };
- }
-});
-
-
\ No newline at end of file