mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-11-16 04:53:13 +01:00
666 lines
15 KiB
JavaScript
666 lines
15 KiB
JavaScript
/**
|
|
* EGroupware eTemplate2 - JS Grid object
|
|
*
|
|
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
|
|
* @package etemplate
|
|
* @subpackage api
|
|
* @link http://www.egroupware.org
|
|
* @author Andreas Stöckel
|
|
* @copyright Stylite 2011
|
|
* @version $Id$
|
|
*/
|
|
|
|
"use strict";
|
|
|
|
/*egw:uses
|
|
jquery.jquery;
|
|
et2_core_DOMWidget;
|
|
et2_core_xml;
|
|
*/
|
|
|
|
/**
|
|
* Class which implements the "grid" XET-Tag
|
|
*
|
|
* This also includes repeating the last row in the grid and filling
|
|
* it with content data
|
|
*
|
|
* @augments et2_DOMWidget
|
|
*/
|
|
var et2_grid = et2_DOMWidget.extend([et2_IDetachedDOM, et2_IAligned],
|
|
{
|
|
createNamespace: true,
|
|
|
|
attributes: {
|
|
// Better to use CSS, no need to warn about it
|
|
"border": {
|
|
"ignore": true
|
|
},
|
|
"align": {
|
|
"name": "Align",
|
|
"type": "string",
|
|
"default": "left",
|
|
"description": "Position of this element in the parent hbox"
|
|
},
|
|
"spacing": {
|
|
"ignore": true
|
|
},
|
|
"padding": {
|
|
"ignore": true
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Constructor
|
|
*
|
|
* @memberOf et2_grid
|
|
*/
|
|
init: function() {
|
|
// Create the table body and the table
|
|
this.tbody = $j(document.createElement("tbody"));
|
|
this.table = $j(document.createElement("table"))
|
|
.addClass("et2_grid");
|
|
this.table.append(this.tbody);
|
|
|
|
// Call the parent constructor
|
|
this._super.apply(this, arguments);
|
|
|
|
// Counters for rows and columns
|
|
this.rowCount = 0;
|
|
this.columnCount = 0;
|
|
|
|
// 2D-Array which holds references to the DOM td tags
|
|
this.cells = [];
|
|
this.rowData = [];
|
|
this.colData = [];
|
|
this.managementArray = [];
|
|
},
|
|
|
|
destroy: function() {
|
|
this._super.call(this, arguments);
|
|
},
|
|
|
|
_initCells: function(_colData, _rowData) {
|
|
// Copy the width and height
|
|
var w = _colData.length;
|
|
var h = _rowData.length;
|
|
|
|
// Create the 2D-Cells array
|
|
var cells = new Array(h);
|
|
for (var y = 0; y < h; y++)
|
|
{
|
|
cells[y] = new Array(w);
|
|
|
|
// Initialize the cell description objects
|
|
for (var x = 0; x < w; x++)
|
|
{
|
|
cells[y][x] = {
|
|
"td": null,
|
|
"widget": null,
|
|
"colData": _colData[x],
|
|
"rowData": _rowData[y],
|
|
"disabled": _colData[x].disabled || _rowData[y].disabled,
|
|
"class": _colData[x]["class"],
|
|
"colSpan": 1,
|
|
"autoColSpan": false,
|
|
"rowSpan": 1,
|
|
"autoRowSpan": false,
|
|
"width": _colData[x].width,
|
|
"x": x,
|
|
"y": y
|
|
};
|
|
}
|
|
}
|
|
|
|
return cells;
|
|
},
|
|
|
|
_getColDataEntry: function() {
|
|
return {
|
|
"width": "auto",
|
|
"class": "",
|
|
"align": "",
|
|
"span": "1",
|
|
"disabled": false
|
|
};
|
|
},
|
|
|
|
_getRowDataEntry: function() {
|
|
return {
|
|
"height": "auto",
|
|
"class": "",
|
|
"valign": "top",
|
|
"span": "1",
|
|
"disabled": false
|
|
};
|
|
},
|
|
|
|
_getCell: function(_cells, _x, _y) {
|
|
if ((0 <= _y) && (_y < _cells.length))
|
|
{
|
|
var row = _cells[_y];
|
|
if ((0 <= _x) && (_x < row.length))
|
|
{
|
|
return row[_x];
|
|
}
|
|
}
|
|
|
|
throw("Error while accessing grid cells, invalid element count or span value!");
|
|
},
|
|
|
|
_forceNumber: function(_val) {
|
|
if (isNaN(_val))
|
|
{
|
|
throw(_val + " is not a number!");
|
|
}
|
|
|
|
return parseInt(_val);
|
|
},
|
|
|
|
_fetchRowColData: function(columns, rows, colData, rowData) {
|
|
// Parse the columns tag
|
|
et2_filteredNodeIterator(columns, function(node, nodeName) {
|
|
var colDataEntry = this._getColDataEntry();
|
|
colDataEntry["disabled"] = this.getArrayMgr("content")
|
|
.parseBoolExpression(et2_readAttrWithDefault(node, "disabled", ""));
|
|
if (nodeName == "column")
|
|
{
|
|
colDataEntry["width"] = et2_readAttrWithDefault(node, "width", "auto");
|
|
colDataEntry["class"] = et2_readAttrWithDefault(node, "class", "");
|
|
colDataEntry["align"] = et2_readAttrWithDefault(node, "align", "");
|
|
colDataEntry["span"] = et2_readAttrWithDefault(node, "span", "1");
|
|
}
|
|
else
|
|
{
|
|
colDataEntry["span"] = "all";
|
|
}
|
|
colData.push(colDataEntry);
|
|
}, this);
|
|
|
|
// Parse the rows tag
|
|
et2_filteredNodeIterator(rows, function(node, nodeName) {
|
|
var rowDataEntry = this._getRowDataEntry();
|
|
rowDataEntry["disabled"] = this.getArrayMgr("content")
|
|
.parseBoolExpression(et2_readAttrWithDefault(node, "disabled", ""));
|
|
if (nodeName == "row")
|
|
{
|
|
// Remember this row for auto-repeat - it'll eventually be the last one
|
|
this.lastRowNode = node;
|
|
|
|
rowDataEntry["height"] = et2_readAttrWithDefault(node, "height", "auto");
|
|
rowDataEntry["class"] = et2_readAttrWithDefault(node, "class", "");
|
|
rowDataEntry["valign"] = et2_readAttrWithDefault(node, "valign", "");
|
|
rowDataEntry["span"] = et2_readAttrWithDefault(node, "span", "1");
|
|
}
|
|
else
|
|
{
|
|
rowDataEntry["span"] = "all";
|
|
}
|
|
rowData.push(rowDataEntry);
|
|
}, this);
|
|
|
|
// Add in repeated rows
|
|
// TODO: It would be nice if we could skip header (thead) & footer (tfoot) or treat them separately
|
|
if(this.getArrayMgr("content"))
|
|
{
|
|
var content = this.getArrayMgr("content");
|
|
var rowDataEntry = rowData[rowData.length-1];
|
|
var rowIndex = rowData.length-1;
|
|
// Find out if we have any content rows, and how many
|
|
while(true)
|
|
{
|
|
if(content.data[rowIndex])
|
|
{
|
|
rowData[rowIndex] = rowDataEntry;
|
|
|
|
rowIndex++;
|
|
}
|
|
else
|
|
{
|
|
// No more rows, stop
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if(rowIndex <= rowData.length - 1)
|
|
{
|
|
// No auto-repeat
|
|
this.lastRowNode = null;
|
|
}
|
|
},
|
|
|
|
_fillCells: function(cells, columns, rows) {
|
|
var h = cells.length;
|
|
var w = (h > 0) ? cells[0].length : 0;
|
|
var currentPerspective = this.getArrayMgr("content").perspectiveData;
|
|
|
|
// Read the elements inside the columns
|
|
var x = 0;
|
|
|
|
et2_filteredNodeIterator(columns, function(node, nodeName) {
|
|
|
|
function _readColNode(node, nodeName) {
|
|
if (y >= h)
|
|
{
|
|
this.egw().debug("warn", "Skipped grid cell in column, '" +
|
|
nodeName + "'");
|
|
return;
|
|
}
|
|
|
|
var cell = this._getCell(cells, x, y);
|
|
|
|
// Read the span value of the element
|
|
if (node.getAttribute("span"))
|
|
{
|
|
cell.rowSpan = node.getAttribute("span");
|
|
}
|
|
else
|
|
{
|
|
cell.rowSpan = cell.colData["span"];
|
|
cell.autoRowSpan = true;
|
|
}
|
|
|
|
if (cell.rowSpan == "all")
|
|
{
|
|
cell.rowSpan = cells.length;
|
|
}
|
|
|
|
var span = cell.rowSpan = this._forceNumber(cell.rowSpan);
|
|
|
|
// Create the widget
|
|
var widget = this.createElementFromNode(node, nodeName);
|
|
|
|
// Fill all cells the widget is spanning
|
|
for (var i = 0; i < span && y < cells.length; i++, y++)
|
|
{
|
|
this._getCell(cells, x, y).widget = widget;
|
|
}
|
|
};
|
|
|
|
// If the node is a column, create the widgets which belong into
|
|
// the column
|
|
var y = 0;
|
|
if (nodeName == "column")
|
|
{
|
|
et2_filteredNodeIterator(node, _readColNode, this);
|
|
}
|
|
else
|
|
{
|
|
_readColNode.call(this, node, nodeName);
|
|
}
|
|
|
|
x++;
|
|
}, this);
|
|
|
|
// Read the elements inside the rows
|
|
var y = 0;
|
|
var x = 0;
|
|
var readRowNode;
|
|
et2_filteredNodeIterator(rows, function(node, nodeName) {
|
|
|
|
readRowNode = function _readRowNode(node, nodeName) {
|
|
if (x >= w)
|
|
{
|
|
if(nodeName != "description")
|
|
{
|
|
// Only notify it skipping other than description,
|
|
// description used to pad
|
|
this.egw().debug("warn", "Skipped grid cell in row, '" +
|
|
nodeName + "'");
|
|
}
|
|
return;
|
|
}
|
|
|
|
var cell = this._getCell(cells, x, y);
|
|
|
|
// Read the span value of the element
|
|
if (node.getAttribute("span"))
|
|
{
|
|
cell.colSpan = node.getAttribute("span");
|
|
}
|
|
else
|
|
{
|
|
cell.colSpan = cell.rowData["span"];
|
|
cell.autoColSpan = true;
|
|
}
|
|
|
|
if (cell.colSpan == "all")
|
|
{
|
|
cell.colSpan = cells[y].length;
|
|
}
|
|
|
|
var span = cell.colSpan = this._forceNumber(cell.colSpan);
|
|
|
|
// Read the align value of the element
|
|
if (node.getAttribute("align"))
|
|
{
|
|
cell.align = node.getAttribute("align");
|
|
}
|
|
|
|
// Apply widget's class to td, for backward compatability
|
|
if(node.getAttribute("class"))
|
|
{
|
|
cell.class += (cell.class ? " " : "") + node.getAttribute("class");
|
|
}
|
|
|
|
// Create the element
|
|
var widget = this.createElementFromNode(node, nodeName);
|
|
|
|
// Fill all cells the widget is spanning
|
|
for (var i = 0; i < span && x < cells[y].length; i++, x++)
|
|
{
|
|
cell = this._getCell(cells, x, y);
|
|
if (cell.widget == null)
|
|
{
|
|
cell.widget = widget;
|
|
}
|
|
else
|
|
{
|
|
throw("Grid cell collision, two elements " +
|
|
"defined for cell (" + x + "," + y + ")!");
|
|
}
|
|
}
|
|
};
|
|
|
|
// If the node is a row, create the widgets which belong into
|
|
// the row
|
|
x = 0;
|
|
if(this.lastRowNode && node == this.lastRowNode)
|
|
{
|
|
return;
|
|
}
|
|
if (nodeName == "row")
|
|
{
|
|
// Adjust for the row
|
|
for(var name in this.getArrayMgrs())
|
|
{
|
|
//this.getArrayMgr(name).perspectiveData.row = y;
|
|
}
|
|
|
|
// If row disabled, just skip it
|
|
var disabled = false;
|
|
if(node.getAttribute("disabled") == "1")
|
|
{
|
|
disabled = true;
|
|
}
|
|
if(!disabled)
|
|
{
|
|
et2_filteredNodeIterator(node, readRowNode, this);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
readRowNode.call(this, node, nodeName);
|
|
}
|
|
|
|
y++;
|
|
}, this);
|
|
|
|
// Extra content rows
|
|
for(y; y < h; y++) {
|
|
var x = 0;
|
|
// Adjust for the row
|
|
var mgrs = this.getArrayMgrs();
|
|
for(var name in mgrs)
|
|
{
|
|
if(this.getArrayMgr(name).getEntry(y))
|
|
{
|
|
this.getArrayMgr(name).perspectiveData.row = y;
|
|
}
|
|
}
|
|
|
|
et2_filteredNodeIterator(this.lastRowNode, readRowNode, this);
|
|
}
|
|
// Reset
|
|
for(var name in this.getArrayMgrs())
|
|
{
|
|
this.getArrayMgr(name).perspectiveData = currentPerspective;
|
|
}
|
|
},
|
|
|
|
_expandLastCells: function(_cells) {
|
|
var h = _cells.length;
|
|
var w = (h > 0) ? _cells[0].length : 0;
|
|
|
|
// Determine the last cell in each row and expand its span value if
|
|
// the span has not been explicitly set.
|
|
for (var y = 0; y < h; y++)
|
|
{
|
|
for (var x = w - 1; x >= 0; x--)
|
|
{
|
|
var cell = _cells[y][x];
|
|
|
|
if (cell.widget != null)
|
|
{
|
|
if (cell.autoColSpan)
|
|
{
|
|
cell.colSpan = w - x;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Determine the last cell in each column and expand its span value if
|
|
// the span has not been explicitly set.
|
|
for (var x = 0; x < w; x++)
|
|
{
|
|
for (var y = h - 1; y >= 0; y--)
|
|
{
|
|
var cell = _cells[y][x];
|
|
|
|
if (cell.widget != null)
|
|
{
|
|
if (cell.autoRowSpan)
|
|
{
|
|
cell.rowSpan = h - y;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* As the does not fit very well into the default widget structure, we're
|
|
* overwriting the loadFromXML function and doing a two-pass reading -
|
|
* in the first step the
|
|
*/
|
|
loadFromXML: function(_node) {
|
|
// Get the columns and rows tag
|
|
var rowsElems = et2_directChildrenByTagName(_node, "rows");
|
|
var columnsElems = et2_directChildrenByTagName(_node, "columns");
|
|
|
|
if (rowsElems.length == 1 && columnsElems.length == 1)
|
|
{
|
|
var columns = columnsElems[0];
|
|
var rows = rowsElems[0];
|
|
var colData = [];
|
|
var rowData = [];
|
|
|
|
// Fetch the column and row data
|
|
this._fetchRowColData(columns, rows, colData, rowData);
|
|
|
|
// Initialize the cells
|
|
var cells = this._initCells(colData, rowData);
|
|
|
|
// Create the widgets inside the cells and read the span values
|
|
this._fillCells(cells, columns, rows);
|
|
|
|
// Expand the span values of the last cells
|
|
this._expandLastCells(cells);
|
|
|
|
// Create the table rows
|
|
this.createTableFromCells(cells, colData, rowData);
|
|
}
|
|
else
|
|
{
|
|
throw("Error while parsing grid, none or multiple rows or columns tags!");
|
|
}
|
|
},
|
|
|
|
createTableFromCells: function(_cells, _colData, _rowData) {
|
|
this.managementArray = [];
|
|
this.cells = _cells;
|
|
this.colData = _colData;
|
|
this.rowData = _rowData;
|
|
|
|
// Set the rowCount and columnCount variables
|
|
var h = this.rowCount = _cells.length;
|
|
var w = this.columnCount = (h > 0) ? _cells[0].length : 0;
|
|
|
|
// Create the table rows.
|
|
for (var y = 0; y < h; y++)
|
|
{
|
|
var row = _cells[y];
|
|
var tr = $j(document.createElement("tr")).appendTo(this.tbody)
|
|
.addClass(this.rowData[y]["class"]);
|
|
|
|
if (this.rowData[y].disabled)
|
|
{
|
|
tr.hide();
|
|
}
|
|
|
|
if (this.rowData[y].height != "auto")
|
|
{
|
|
tr.height(this.rowData[y].height);
|
|
}
|
|
|
|
if (this.rowData[y].valign)
|
|
{
|
|
tr.attr("valign", this.rowData[y].valign);
|
|
}
|
|
// Create the cells. x is incremented by the colSpan value of the
|
|
// cell.
|
|
for (var x = 0; x < w;)
|
|
{
|
|
// Fetch a cell from the cells
|
|
var cell = this._getCell(_cells, x, y);
|
|
|
|
if (cell.td == null && cell.widget != null)
|
|
{
|
|
// Create the cell
|
|
var td = $j(document.createElement("td")).appendTo(tr)
|
|
.addClass(cell["class"]);
|
|
|
|
if (cell.disabled)
|
|
{
|
|
td.hide();
|
|
cell.widget.options = cell.disabled;
|
|
}
|
|
|
|
if (cell.width != "auto")
|
|
{
|
|
td.width(cell.width);
|
|
}
|
|
|
|
if (cell.align)
|
|
{
|
|
td.attr("align",cell.align);
|
|
}
|
|
|
|
// Add the entry for the widget to the management array
|
|
this.managementArray.push({
|
|
"cell": td[0],
|
|
"widget": cell.widget,
|
|
"disabled": cell.disabled
|
|
});
|
|
|
|
// Set the span values of the cell
|
|
var cs = (x == w - 1) ? w - x : Math.min(w - x, cell.colSpan);
|
|
var rs = (y == h - 1) ? h - y : Math.min(h - y, cell.rowSpan);
|
|
|
|
// Set the col and row span values
|
|
if (cs > 1) {
|
|
td.attr("colspan", cs);
|
|
}
|
|
|
|
if (rs > 1) {
|
|
td.attr("rowspan", rs);
|
|
}
|
|
|
|
// Assign the td to the cell
|
|
for (var sx = x; sx < x + cs; sx++)
|
|
{
|
|
for (var sy = y; sy < y + rs; sy++)
|
|
{
|
|
this._getCell(_cells, sx, sy).td = td;
|
|
}
|
|
}
|
|
|
|
x += cell.colSpan;
|
|
}
|
|
else
|
|
{
|
|
x++;
|
|
}
|
|
}
|
|
}
|
|
},
|
|
|
|
getDOMNode: function(_sender) {
|
|
// If the parent class functions are asking for the DOM-Node, return the
|
|
// outer table.
|
|
if (_sender == this)
|
|
{
|
|
return this.table[0];
|
|
}
|
|
|
|
// Check whether the _sender object exists inside the management array
|
|
for (var i = 0; i < this.managementArray.length; i++)
|
|
{
|
|
if (this.managementArray[i].widget == _sender)
|
|
{
|
|
return this.managementArray[i].cell;
|
|
}
|
|
}
|
|
|
|
return null;
|
|
},
|
|
|
|
isInTree: function(_sender) {
|
|
var vis = true;
|
|
|
|
if (typeof _sender != "undefined" && _sender != this)
|
|
{
|
|
vis = false;
|
|
|
|
// Check whether the _sender object exists inside the management array
|
|
for (var i = 0; i < this.managementArray.length; i++)
|
|
{
|
|
if (this.managementArray[i].widget == _sender)
|
|
{
|
|
vis = !(this.managementArray[i].disabled);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
return this._super(this, vis);
|
|
},
|
|
|
|
set_align: function(_value) {
|
|
this.align = _value;
|
|
},
|
|
|
|
get_align: function(_value) {
|
|
return this.align;
|
|
},
|
|
|
|
/**
|
|
* Code for implementing et2_IDetachedDOM
|
|
* This doesn't need to be implemented.
|
|
* Individual widgets are detected and handled by the grid, but the interface is needed for this to happen
|
|
*/
|
|
getDetachedAttributes: function(_attrs) {
|
|
},
|
|
|
|
getDetachedNodes: function() {
|
|
return [this.getDOMNode()];
|
|
},
|
|
|
|
setDetachedAttributes: function(_nodes, _values) {
|
|
}
|
|
});
|
|
et2_register_widget(et2_grid, ["grid"]);
|
|
|