mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-11-14 20:14:19 +01:00
563 lines
13 KiB
JavaScript
563 lines
13 KiB
JavaScript
/**
|
|
* EGroupware eTemplate2 - dataview code
|
|
*
|
|
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
|
|
* @package etemplate
|
|
* @subpackage dataview
|
|
* @link http://www.egroupware.org
|
|
* @author Andreas Stöckel
|
|
* @copyright Stylite 2011-2012
|
|
* @version $Id$
|
|
*/
|
|
|
|
"use strict";
|
|
|
|
/*egw:uses
|
|
jquery.jquery;
|
|
et2_core_common;
|
|
|
|
et2_dataview_model_columns;
|
|
et2_dataview_view_rowProvider;
|
|
et2_dataview_view_grid;
|
|
et2_dataview_view_resizeable;
|
|
*/
|
|
|
|
/**
|
|
* The et2_dataview class is the main class for displaying a dataview. The
|
|
* dataview class manages the creation of the outer html nodes (like the table,
|
|
* header, etc.) and contains the root container: an instance of
|
|
* et2_dataview_view_grid, which can be accessed using the "grid" property of
|
|
* this object.
|
|
*
|
|
* @augments Class
|
|
*/
|
|
var et2_dataview = Class.extend({
|
|
|
|
/**
|
|
* Constant which regulates the column padding.
|
|
*/
|
|
columnPadding: 2,
|
|
|
|
/**
|
|
* Some browser dependant variables which will be calculated on creation of
|
|
* the first gridContainer object.
|
|
*/
|
|
scrollbarWidth: false,
|
|
headerBorderWidth: false,
|
|
columnBorderWidth: false,
|
|
|
|
/**
|
|
* Hooks to allow parent to keep up to date if things change
|
|
*/
|
|
onUpdateColumns: false,
|
|
selectColumnsClick: false,
|
|
|
|
|
|
/**
|
|
* Constructor for the grid container
|
|
* @param object _parentNode is the DOM-Node into which the grid view will be inserted
|
|
* @memberOf et2_dataview
|
|
*/
|
|
init: function(_parentNode, _egw) {
|
|
|
|
// Copy the arguments
|
|
this.parentNode = $j(_parentNode);
|
|
this.egw = _egw;
|
|
|
|
// Initialize some variables
|
|
this.columnNodes = []; // Array with the header containers
|
|
this.columns = [];
|
|
this.columnMgr = null;
|
|
this.rowProvider = null;
|
|
|
|
this.grid = null;
|
|
|
|
this.width = 0;
|
|
this.height = 0;
|
|
|
|
this.uniqueId = "gridCont_" + this.egw.uid();
|
|
|
|
// Build the base nodes
|
|
this._createElements();
|
|
|
|
// Read the browser dependant variables
|
|
this._getDepVars();
|
|
},
|
|
|
|
/**
|
|
* Destroys the object, removes all dom nodes and clears all references.
|
|
*/
|
|
destroy: function() {
|
|
// Clear the columns
|
|
this._clearHeader();
|
|
|
|
// Free the grid
|
|
if (this.grid)
|
|
{
|
|
this.grid.free();
|
|
}
|
|
|
|
// Free the row provider
|
|
if (this.rowProvider)
|
|
{
|
|
this.rowProvider.free();
|
|
}
|
|
|
|
// Detatch the outer element
|
|
this.table.remove();
|
|
},
|
|
|
|
/**
|
|
* Clears all data rows and reloads them
|
|
*/
|
|
clear: function() {
|
|
if (this.grid)
|
|
{
|
|
this.grid.clear();
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Returns the column container node for the given column index
|
|
*
|
|
* @param _columnIdx the integer column index
|
|
*/
|
|
getHeaderContainerNode: function(_columnIdx) {
|
|
if (typeof this.columnNodes[_columnIdx] != "undefined")
|
|
{
|
|
return this.columnNodes[_columnIdx].container[0];
|
|
}
|
|
|
|
return null;
|
|
},
|
|
|
|
/**
|
|
* Sets the column descriptors and creates the column header according to it.
|
|
* The inner grid will be emptied if it has already been built.
|
|
*/
|
|
setColumns: function(_columnData) {
|
|
// Free all column objects which have been created till this moment
|
|
this._clearHeader();
|
|
|
|
// Copy the given column data
|
|
this.columnMgr = new et2_dataview_columns(_columnData);
|
|
|
|
// Create the stylesheets
|
|
this.updateColumns();
|
|
|
|
// Build the header row
|
|
this._buildHeader();
|
|
|
|
// Build the grid
|
|
this._buildGrid();
|
|
},
|
|
|
|
/**
|
|
* Resizes the grid
|
|
*/
|
|
resize: function(_w, _h) {
|
|
// Not fully initialized yet...
|
|
if (!this.columnMgr) return;
|
|
|
|
if (this.width != _w)
|
|
{
|
|
this.width = _w;
|
|
|
|
// Rebuild the column stylesheets
|
|
this.columnMgr.setTotalWidth(_w - this.scrollbarWidth);
|
|
this._updateColumns();
|
|
}
|
|
|
|
if (this.height != _h)
|
|
{
|
|
this.height = _h;
|
|
|
|
// Set the height of the grid.
|
|
if (this.grid)
|
|
{
|
|
this.grid.setScrollHeight(this.height -
|
|
this.headTr.outerHeight(true));
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Returns the column manager object. You can use it to set the visibility
|
|
* of columns etc. Call "updateHeader" if you did any changes.
|
|
*/
|
|
getColumnMgr: function() {
|
|
return this.columnMgr;
|
|
},
|
|
|
|
/**
|
|
* Recalculates the stylesheets which determine the column visibility and
|
|
* width.
|
|
*
|
|
* @param setDefault boolean Allow admins to save current settings as default for all users
|
|
*/
|
|
updateColumns: function(setDefault) {
|
|
if (this.columnMgr)
|
|
{
|
|
this._updateColumns();
|
|
}
|
|
|
|
// Ability to notify parent / someone else
|
|
if (this.onUpdateColumns)
|
|
{
|
|
this.onUpdateColumns(setDefault);
|
|
}
|
|
},
|
|
|
|
|
|
/* --- PRIVATE FUNCTIONS --- */
|
|
|
|
/* --- Code for building the grid container DOM-Tree elements ---- */
|
|
|
|
/**
|
|
* Builds the base DOM-Tree elements
|
|
*/
|
|
_createElements: function() {
|
|
/*
|
|
Structure:
|
|
<table class="egwGridView_outer">
|
|
<thead>
|
|
<tr> [HEAD] </tr>
|
|
</thead>
|
|
<tbody>
|
|
<tr> [GRID CONTAINER] </tr>
|
|
</tbody>
|
|
</table>
|
|
*/
|
|
|
|
this.containerTr = $j(document.createElement("tr"));
|
|
this.headTr = $j(document.createElement("tr"));
|
|
|
|
this.thead = $j(document.createElement("thead"))
|
|
.append(this.headTr);
|
|
this.tbody = $j(document.createElement("tbody"))
|
|
.append(this.containerTr);
|
|
|
|
this.table = $j(document.createElement("table"))
|
|
.addClass("egwGridView_outer")
|
|
.append(this.thead, this.tbody)
|
|
.appendTo(this.parentNode);
|
|
},
|
|
|
|
|
|
/* --- Code for building the header row --- */
|
|
|
|
/**
|
|
* Clears the header row
|
|
*/
|
|
_clearHeader: function() {
|
|
if (this.columnMgr)
|
|
{
|
|
this.columnMgr.free();
|
|
this.columnMgr = null;
|
|
}
|
|
|
|
// Reset the headerColumns array and empty the table row
|
|
this.columnNodes = [];
|
|
this.columns = [];
|
|
this.headTr.empty();
|
|
},
|
|
|
|
/**
|
|
* Sets the column data which is retrieved by calling egwGridColumns.getColumnData.
|
|
* The columns will be updated.
|
|
*/
|
|
_updateColumns: function() {
|
|
// Copy the columns data
|
|
this.columns = this.columnMgr.getColumnData();
|
|
|
|
// Count the visible rows
|
|
var total_cnt = 0;
|
|
for (var i = 0; i < this.columns.length; i++)
|
|
{
|
|
if (this.columns[i].visible)
|
|
{
|
|
total_cnt++;
|
|
}
|
|
}
|
|
|
|
// Set the grid column styles
|
|
var first = true;
|
|
var vis_col = this.visibleColumnCount = 0;
|
|
var totalWidth = 0;
|
|
for (var i = 0; i < this.columns.length; i++)
|
|
{
|
|
var col = this.columns[i];
|
|
|
|
col.tdClass = this.uniqueId + "_td_" + col.id;
|
|
col.divClass = this.uniqueId + "_div_" + col.id;
|
|
|
|
if (col.visible)
|
|
{
|
|
vis_col++;
|
|
this.visibleColumnCount++;
|
|
|
|
// Update the visibility of the column
|
|
this.egw.css("." + col.tdClass,
|
|
"display: table-cell; " +
|
|
((vis_col == total_cnt) ? "border-right-width: 0 " : "border-right-width: 1px ") +
|
|
"!important;");
|
|
|
|
// Ugly browser dependant code - each browser seems to treat the
|
|
// right (collapsed) border of the row differently
|
|
var subBorder = 0;
|
|
var subHBorder = 0;
|
|
/*
|
|
if ($j.browser.mozilla)
|
|
{
|
|
var maj = $j.browser.version.split(".")[0];
|
|
if (maj < 2) {
|
|
subBorder = 1; // Versions <= FF 3.6
|
|
}
|
|
}
|
|
if ($j.browser.webkit)
|
|
{
|
|
if (!first)
|
|
{
|
|
subBorder = 1;
|
|
}
|
|
subHBorder = 1;
|
|
}
|
|
if (($j.browser.msie || $j.browser.opera) && first)
|
|
{
|
|
subBorder = -1;
|
|
}
|
|
*/
|
|
|
|
// Make the last columns one pixel smaller, to prevent a horizontal
|
|
// scrollbar from showing up
|
|
if (vis_col == total_cnt)
|
|
{
|
|
subBorder += 1;
|
|
}
|
|
|
|
// Write the width of the header columns
|
|
var headerWidth = Math.max(0, (col.width - this.headerBorderWidth - subHBorder));
|
|
this.egw.css(".egwGridView_outer ." + col.divClass,
|
|
"width: " + headerWidth + "px;");
|
|
|
|
// Write the width of the body-columns
|
|
var columnWidth = Math.max(0, (col.width - this.columnBorderWidth - subBorder));
|
|
this.egw.css(".egwGridView_grid ." + col.divClass,
|
|
"width: " + columnWidth + "px;");
|
|
|
|
totalWidth += col.width;
|
|
|
|
first = false;
|
|
}
|
|
else
|
|
{
|
|
this.egw.css("." + col.tdClass, "display: none;");
|
|
}
|
|
}
|
|
|
|
// Add the full row and spacer class
|
|
this.egw.css(".egwGridView_grid ." + this.uniqueId + "_div_fullRow",
|
|
"width: " + (totalWidth - this.columnBorderWidth - 2) + "px; border-right-width: 0 !important;");
|
|
this.egw.css(".egwGridView_outer ." + this.uniqueId + "_td_fullRow",
|
|
"border-right-width: 0 !important;");
|
|
this.egw.css(".egwGridView_outer ." + this.uniqueId + "_spacer_fullRow",
|
|
"width: " + (totalWidth - 1) + "px; border-right-width: 0 !important;");
|
|
},
|
|
|
|
/**
|
|
* Builds the containers for the header row
|
|
*/
|
|
_buildHeader: function() {
|
|
var self = this;
|
|
var handler = function(event) {
|
|
};
|
|
for (var i = 0; i < this.columns.length; i++)
|
|
{
|
|
var col = this.columns[i];
|
|
|
|
// Create the column header and the container element
|
|
var cont = $j(document.createElement("div"))
|
|
.addClass("innerContainer")
|
|
.addClass(col.divClass);
|
|
|
|
var column = $j(document.createElement("th"))
|
|
.addClass(col.tdClass)
|
|
.attr("align", "left")
|
|
.append(cont)
|
|
.appendTo(this.headTr);
|
|
|
|
// make column resizable
|
|
var enc_column = self.columnMgr.getColumnById(col.id);
|
|
et2_dataview_makeResizeable(column, function(_w) {
|
|
this.set_width(this.relativeWidth ? (_w / self.columnMgr.totalWidth * 100) + "%" : _w + "px");
|
|
self.columnMgr.updated = true;
|
|
self.updateColumns();
|
|
}, enc_column);
|
|
|
|
// Store both nodes in the columnNodes array
|
|
this.columnNodes.push({
|
|
"column": column,
|
|
"container": cont
|
|
});
|
|
}
|
|
|
|
this._buildSelectCol();
|
|
},
|
|
|
|
/**
|
|
* Builds the select cols column
|
|
*/
|
|
_buildSelectCol: function() {
|
|
// Build the "select columns" icon
|
|
this.selectColIcon = $j(document.createElement("span"))
|
|
.addClass("selectcols")
|
|
.css('display', 'inline-block'); // otherwise $j('span.selectcols',this.dataview.headTr).show() set it to "inline" causing it to not show up because 0 height
|
|
|
|
// Build the option column
|
|
this.selectCol = $j(document.createElement("th"))
|
|
.addClass("optcol")
|
|
.append(this.selectColIcon)
|
|
// Toggle display of option popup
|
|
.click(this, function(e) {if(e.data.selectColumnsClick) e.data.selectColumnsClick(e);})
|
|
.appendTo(this.headTr);
|
|
|
|
this.selectCol.css("width", this.scrollbarWidth - this.selectCol.outerWidth()
|
|
+ this.selectCol.width() + 1);
|
|
},
|
|
|
|
/**
|
|
* Builds the inner grid class
|
|
*/
|
|
_buildGrid: function() {
|
|
// Create the collection of column ids
|
|
var colIds = new Array(this.columns.length);
|
|
for (var i = 0; i < this.columns.length; i++)
|
|
{
|
|
colIds[i] = this.columns[i].id;
|
|
}
|
|
|
|
// Create the row provider
|
|
if (this.rowProvider)
|
|
{
|
|
this.rowProvider.free();
|
|
}
|
|
|
|
this.rowProvider = new et2_dataview_rowProvider(this.uniqueId, colIds);
|
|
|
|
// Create the grid class and pass "19" as the starting average row height
|
|
this.grid = new et2_dataview_grid(null, null, this.egw, this.rowProvider, 19);
|
|
|
|
// Insert the grid into the DOM-Tree
|
|
var tr = $j(this.grid._nodes[0]);
|
|
this.containerTr.replaceWith(tr);
|
|
this.containerTr = tr;
|
|
},
|
|
|
|
/* --- Code for calculating the browser/css depending widths --- */
|
|
|
|
/**
|
|
* Reads the browser dependant variables
|
|
*/
|
|
_getDepVars: function() {
|
|
if (this.scrollbarWidth === false)
|
|
{
|
|
// Clone the table and attach it to the outer body tag
|
|
var clone = this.table.clone();
|
|
$j(window.top.document.getElementsByTagName("body")[0])
|
|
.append(clone);
|
|
|
|
// Read the scrollbar width
|
|
this.scrollbarWidth = this.constructor.prototype.scrollbarWidth =
|
|
this._getScrollbarWidth(clone);
|
|
|
|
// Read the header border width
|
|
this.headerBorderWidth = this.constructor.prototype.headerBorderWidth =
|
|
this._getHeaderBorderWidth(clone);
|
|
|
|
// Read the column border width
|
|
this.columnBorderWidth = this.constructor.prototype.columnBorderWidth =
|
|
this._getColumnBorderWidth(clone);
|
|
|
|
// Remove the cloned DOM-Node again from the outer body
|
|
clone.remove();
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Reads the scrollbar width
|
|
*/
|
|
_getScrollbarWidth: function(_table) {
|
|
// Create a temporary td and two divs, which are inserted into the
|
|
// DOM-Tree. The outer div has a fixed size and "overflow" set to auto.
|
|
// When the second div is inserted, it will be forced to display a scrollbar.
|
|
var div_inner = $j(document.createElement("div"))
|
|
.css("height", "1000px");
|
|
var div_outer = $j(document.createElement("div"))
|
|
.css("height", "100px")
|
|
.css("width", "100px")
|
|
.css("overflow", "auto")
|
|
.append(div_inner);
|
|
var td = $j(document.createElement("td"))
|
|
.append(div_outer);
|
|
|
|
// Store the scrollbar width statically.
|
|
$j("tbody tr", _table).append(td);
|
|
var width = Math.max(10, div_outer.outerWidth() - div_inner.outerWidth());
|
|
|
|
// Remove the elements again
|
|
div_outer.remove();
|
|
|
|
return width;
|
|
},
|
|
|
|
/**
|
|
* Calculates the total width of the header column border
|
|
*/
|
|
_getHeaderBorderWidth: function(_table) {
|
|
// Create a temporary th which is appended to the outer thead row
|
|
var cont = $j(document.createElement("div"))
|
|
.addClass("innerContainer");
|
|
|
|
var th = $j(document.createElement("th"))
|
|
.append(cont);
|
|
|
|
// Insert the th into the document tree
|
|
$j("thead tr", _table).append(th);
|
|
|
|
// Calculate the total border width
|
|
var width = th.outerWidth(true) - cont.width();
|
|
|
|
// Remove the appended element again
|
|
th.remove();
|
|
|
|
return width;
|
|
},
|
|
|
|
/**
|
|
* Calculates the total width of the column border
|
|
*/
|
|
_getColumnBorderWidth : function(_table) {
|
|
// Create a temporary th which is appended to the outer thead row
|
|
var cont = $j(document.createElement("div"))
|
|
.addClass("innerContainer");
|
|
|
|
var td = $j(document.createElement("td"))
|
|
.append(cont);
|
|
|
|
// Insert the th into the document tree
|
|
$j("tbody tr", _table).append(td);
|
|
|
|
// Calculate the total border width
|
|
_table.addClass("egwGridView_grid");
|
|
var width = td.outerWidth(true) - cont.width();
|
|
|
|
// Remove the appended element again
|
|
td.remove();
|
|
|
|
return width;
|
|
}
|
|
|
|
});
|
|
|
|
|