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<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>The source code</title>
<link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />
<script type="text/javascript" src="../resources/prettify/prettify.js"></script>
</head>
<body onload="prettyPrint();">
<pre class="prettyprint lang-js">/*!
* Ext JS Library 3.4.0
* Copyright(c) 2006-2011 Sencha Inc.
* licensing@sencha.com
* http://www.sencha.com/license
*/
<div id="cls-Ext.grid.PivotGridView"></div>/**
* @class Ext.grid.PivotGridView
* @extends Ext.grid.GridView
* Specialised GridView for rendering Pivot Grid components. Config can be passed to the PivotGridView via the PivotGrid constructor's
* viewConfig option:
<pre><code>
new Ext.grid.PivotGrid({
viewConfig: {
title: 'My Pivot Grid',
getCellCls: function(value) {
return value > 10 'red' : 'green';
}
}
});
</code></pre>
* <p>Currently {@link #title} and {@link #getCellCls} are the only configuration options accepted by PivotGridView. All other
* interaction is performed via the {@link Ext.grid.PivotGrid PivotGrid} class.</p>
*/
Ext.grid.PivotGridView = Ext.extend(Ext.grid.GridView, {
<div id="prop-Ext.grid.PivotGridView-colHeaderCellCls"></div>/**
* The CSS class added to all group header cells. Defaults to 'grid-hd-group-cell'
* @property colHeaderCellCls
* @type String
*/
colHeaderCellCls: 'grid-hd-group-cell',
<div id="cfg-Ext.grid.PivotGridView-title"></div>/**
* @cfg {String} title Optional title to be placed in the top left corner of the PivotGrid. Defaults to an empty string.
*/
title: '',
<div id="cfg-Ext.grid.PivotGridView-getCellCls"></div>/**
* @cfg {Function} getCellCls Optional function which should return a CSS class name for each cell value. This is useful when
* color coding cells based on their value. Defaults to undefined.
*/
<div id="method-Ext.grid.PivotGridView-getColumnHeaders"></div>/**
* Returns the headers to be rendered at the top of the grid. Should be a 2-dimensional array, where each item specifies the number
* of columns it groups (column in this case refers to normal grid columns). In the example below we have 5 city groups, which are
* each part of a continent supergroup. The colspan for each city group refers to the number of normal grid columns that group spans,
* so in this case the grid would be expected to have a total of 12 columns:
<pre><code>
[
{
items: [
{header: 'England', colspan: 5},
{header: 'USA', colspan: 3}
]
},
{
items: [
{header: 'London', colspan: 2},
{header: 'Cambridge', colspan: 3},
{header: 'Palo Alto', colspan: 3}
]
}
]
</code></pre>
* In the example above we have cities nested under countries. The nesting could be deeper if desired - e.g. Continent -> Country ->
* State -> City, or any other structure. The only constaint is that the same depth must be used throughout the structure.
* @return {Array} A tree structure containing the headers to be rendered. Must include the colspan property at each level, which should
* be the sum of all child nodes beneath this node.
*/
getColumnHeaders: function() {
return this.grid.topAxis.buildHeaders();;
},
<div id="method-Ext.grid.PivotGridView-getRowHeaders"></div>/**
* Returns the headers to be rendered on the left of the grid. Should be a 2-dimensional array, where each item specifies the number
* of rows it groups. In the example below we have 5 city groups, which are each part of a continent supergroup. The rowspan for each
* city group refers to the number of normal grid columns that group spans, so in this case the grid would be expected to have a
* total of 12 rows:
<pre><code>
[
{
width: 90,
items: [
{header: 'England', rowspan: 5},
{header: 'USA', rowspan: 3}
]
},
{
width: 50,
items: [
{header: 'London', rowspan: 2},
{header: 'Cambridge', rowspan: 3},
{header: 'Palo Alto', rowspan: 3}
]
}
]
</code></pre>
* In the example above we have cities nested under countries. The nesting could be deeper if desired - e.g. Continent -> Country ->
* State -> City, or any other structure. The only constaint is that the same depth must be used throughout the structure.
* @return {Array} A tree structure containing the headers to be rendered. Must include the colspan property at each level, which should
* be the sum of all child nodes beneath this node.
* Each group may specify the width it should be rendered with.
* @return {Array} The row groups
*/
getRowHeaders: function() {
return this.grid.leftAxis.buildHeaders();
},
/**
* @private
* Renders rows between start and end indexes
* @param {Number} startRow Index of the first row to render
* @param {Number} endRow Index of the last row to render
*/
renderRows : function(startRow, endRow) {
var grid = this.grid,
rows = grid.extractData(),
rowCount = rows.length,
templates = this.templates,
renderer = grid.renderer,
hasRenderer = typeof renderer == 'function',
getCellCls = this.getCellCls,
hasGetCellCls = typeof getCellCls == 'function',
cellTemplate = templates.cell,
rowTemplate = templates.row,
rowBuffer = [],
meta = {},
tstyle = 'width:' + this.getGridInnerWidth() + 'px;',
colBuffer, colCount, column, i, row;
startRow = startRow || 0;
endRow = Ext.isDefined(endRow) ? endRow : rowCount - 1;
for (i = 0; i < rowCount; i++) {
row = rows[i];
colCount = row.length;
colBuffer = [];
//build up each column's HTML
for (var j = 0; j < colCount; j++) {
meta.id = i + '-' + j;
meta.css = j === 0 ? 'x-grid3-cell-first ' : (j == (colCount - 1) ? 'x-grid3-cell-last ' : '');
meta.attr = meta.cellAttr = '';
meta.value = row[j];
if (Ext.isEmpty(meta.value)) {
meta.value = ' ';
}
if (hasRenderer) {
meta.value = renderer(meta.value);
}
if (hasGetCellCls) {
meta.css += getCellCls(meta.value) + ' ';
}
colBuffer[colBuffer.length] = cellTemplate.apply(meta);
}
rowBuffer[rowBuffer.length] = rowTemplate.apply({
tstyle: tstyle,
cols : colCount,
cells : colBuffer.join(""),
alt : ''
});
}
return rowBuffer.join("");
},
<div id="prop-Ext.grid.PivotGridView-Ext.Template"></div>/**
* The master template to use when rendering the GridView. Has a default template
* @property Ext.Template
* @type masterTpl
*/
masterTpl: new Ext.Template(
'<div class="x-grid3 x-pivotgrid" hidefocus="true">',
'<div class="x-grid3-viewport">',
'<div class="x-grid3-header">',
'<div class="x-grid3-header-title"><span>{title}</span></div>',
'<div class="x-grid3-header-inner">',
'<div class="x-grid3-header-offset" style="{ostyle}"></div>',
'</div>',
'<div class="x-clear"></div>',
'</div>',
'<div class="x-grid3-scroller">',
'<div class="x-grid3-row-headers"></div>',
'<div class="x-grid3-body" style="{bstyle}">{body}</div>',
'<a href="#" class="x-grid3-focus" tabIndex="-1"></a>',
'</div>',
'</div>',
'<div class="x-grid3-resize-marker"> </div>',
'<div class="x-grid3-resize-proxy"> </div>',
'</div>'
),
/**
* @private
* Adds a gcell template to the internal templates object. This is used to render the headers in a multi-level column header.
*/
initTemplates: function() {
Ext.grid.PivotGridView.superclass.initTemplates.apply(this, arguments);
var templates = this.templates || {};
if (!templates.gcell) {
templates.gcell = new Ext.XTemplate(
'<td class="x-grid3-hd x-grid3-gcell x-grid3-td-{id} ux-grid-hd-group-row-{row} ' + this.colHeaderCellCls + '" style="{style}">',
'<div {tooltip} class="x-grid3-hd-inner x-grid3-hd-{id}" unselectable="on" style="{istyle}">',
this.grid.enableHdMenu ? '<a class="x-grid3-hd-btn" href="#"></a>' : '', '{value}',
'</div>',
'</td>'
);
}
this.templates = templates;
this.hrowRe = new RegExp("ux-grid-hd-group-row-(\\d+)", "");
},
/**
* @private
* Sets up the reference to the row headers element
*/
initElements: function() {
Ext.grid.PivotGridView.superclass.initElements.apply(this, arguments);
<div id="prop-Ext.grid.PivotGridView-rowHeadersEl"></div>/**
* @property rowHeadersEl
* @type Ext.Element
* The element containing all row headers
*/
this.rowHeadersEl = new Ext.Element(this.scroller.child('div.x-grid3-row-headers'));
<div id="prop-Ext.grid.PivotGridView-headerTitleEl"></div>/**
* @property headerTitleEl
* @type Ext.Element
* The element that contains the optional title (top left section of the pivot grid)
*/
this.headerTitleEl = new Ext.Element(this.mainHd.child('div.x-grid3-header-title'));
},
/**
* @private
* Takes row headers into account when calculating total available width
*/
getGridInnerWidth: function() {
var previousWidth = Ext.grid.PivotGridView.superclass.getGridInnerWidth.apply(this, arguments);
return previousWidth - this.getTotalRowHeaderWidth();
},
<div id="method-Ext.grid.PivotGridView-getTotalRowHeaderWidth"></div>/**
* Returns the total width of all row headers as specified by {@link #getRowHeaders}
* @return {Number} The total width
*/
getTotalRowHeaderWidth: function() {
var headers = this.getRowHeaders(),
length = headers.length,
total = 0,
i;
for (i = 0; i< length; i++) {
total += headers[i].width;
}
return total;
},
/**
* @private
* Returns the total height of all column headers
* @return {Number} The total height
*/
getTotalColumnHeaderHeight: function() {
return this.getColumnHeaders().length * 21;
},
/**
* Inherit docs
* @private
* @param {HTMLElement} el
*/
getCellIndex : function(el) {
if (el) {
var match = el.className.match(this.colRe),
data;
if (match && (data = match[1])) {
return parseInt(data.split('-')[1], 10);
}
}
return false;
},
/**
* @private
* Slight specialisation of the GridView renderUI - just adds the row headers
*/
renderUI : function() {
var templates = this.templates,
innerWidth = this.getGridInnerWidth();
return templates.master.apply({
body : templates.body.apply({rows:' '}),
ostyle: 'width:' + innerWidth + 'px',
bstyle: 'width:' + innerWidth + 'px'
});
},
/**
* @private
* Make sure that the headers and rows are all sized correctly during layout
*/
onLayout: function(width, height) {
Ext.grid.PivotGridView.superclass.onLayout.apply(this, arguments);
var width = this.getGridInnerWidth();
this.resizeColumnHeaders(width);
this.resizeAllRows(width);
},
<div id="method-Ext.grid.PivotGridView-refresh"></div>/**
* Refreshs the grid UI
* @param {Boolean} headersToo (optional) True to also refresh the headers
*/
refresh : function(headersToo) {
this.fireEvent('beforerefresh', this);
this.grid.stopEditing(true);
var result = this.renderBody();
this.mainBody.update(result).setWidth(this.getGridInnerWidth());
if (headersToo === true) {
this.updateHeaders();
this.updateHeaderSortState();
}
this.processRows(0, true);
this.layout();
this.applyEmptyText();
this.fireEvent('refresh', this);
},
/**
* @private
* Bypasses GridView's renderHeaders as they are taken care of separately by the PivotAxis instances
*/
renderHeaders: Ext.emptyFn,
/**
* @private
* Taken care of by PivotAxis
*/
fitColumns: Ext.emptyFn,
/**
* @private
* Called on layout, ensures that the width of each column header is correct. Omitting this can lead to faulty
* layouts when nested in a container.
* @param {Number} width The new width
*/
resizeColumnHeaders: function(width) {
var topAxis = this.grid.topAxis;
if (topAxis.rendered) {
topAxis.el.setWidth(width);
}
},
/**
* @private
* Sets the row header div to the correct width. Should be called after rendering and reconfiguration of headers
*/
resizeRowHeaders: function() {
var rowHeaderWidth = this.getTotalRowHeaderWidth(),
marginStyle = String.format("margin-left: {0}px;", rowHeaderWidth);
this.rowHeadersEl.setWidth(rowHeaderWidth);
this.mainBody.applyStyles(marginStyle);
Ext.fly(this.innerHd).applyStyles(marginStyle);
this.headerTitleEl.setWidth(rowHeaderWidth);
this.headerTitleEl.setHeight(this.getTotalColumnHeaderHeight());
},
/**
* @private
* Resizes all rendered rows to the given width. Usually called by onLayout
* @param {Number} width The new width
*/
resizeAllRows: function(width) {
var rows = this.getRows(),
length = rows.length,
i;
for (i = 0; i < length; i++) {
Ext.fly(rows[i]).setWidth(width);
Ext.fly(rows[i]).child('table').setWidth(width);
}
},
/**
* @private
* Updates the Row Headers, deferring the updating of Column Headers to GridView
*/
updateHeaders: function() {
this.renderGroupRowHeaders();
this.renderGroupColumnHeaders();
},
/**
* @private
* Renders all row header groups at all levels based on the structure fetched from {@link #getGroupRowHeaders}
*/
renderGroupRowHeaders: function() {
var leftAxis = this.grid.leftAxis;
this.resizeRowHeaders();
leftAxis.rendered = false;
leftAxis.render(this.rowHeadersEl);
this.setTitle(this.title);
},
<div id="method-Ext.grid.PivotGridView-setTitle"></div>/**
* Sets the title text in the top left segment of the PivotGridView
* @param {String} title The title
*/
setTitle: function(title) {
this.headerTitleEl.child('span').dom.innerHTML = title;
},
/**
* @private
* Renders all column header groups at all levels based on the structure fetched from {@link #getColumnHeaders}
*/
renderGroupColumnHeaders: function() {
var topAxis = this.grid.topAxis;
topAxis.rendered = false;
topAxis.render(this.innerHd.firstChild);
},
/**
* @private
* Overridden to test whether the user is hovering over a group cell, in which case we don't show the menu
*/
isMenuDisabled: function(cellIndex, el) {
return true;
}
});</pre>
</body>
</html>
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