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moving et2 js files to api
This commit is contained in:
Ralf Becker
442
api/js/etemplate/et2_dataview_model_columns.js
Executable file
442
api/js/etemplate/et2_dataview_model_columns.js
Executable file
@ -0,0 +1,442 @@
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/**
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* EGroupware eTemplate2 - Class which contains a the columns model
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*
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* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
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* @package etemplate
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* @subpackage dataview
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* @link http://www.egroupware.org
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* @author Andreas Stöckel
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* @copyright Stylite 2011
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* @version $Id$
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*/
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/*egw:uses
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et2_inheritance;
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*/
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var ET2_COL_TYPE_DEFAULT = 0;
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var ET2_COL_TYPE_NAME_ICON_FIXED = 1;
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var ET2_COL_VISIBILITY_ALWAYS = 0;
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var ET2_COL_VISIBILITY_VISIBLE = 1;
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var ET2_COL_VISIBILITY_INVISIBLE = 2;
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var ET2_COL_VISIBILITY_ALWAYS_NOSELECT = 3;
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var ET2_COL_VISIBILITY_DISABLED = 4;
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/**
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* Class which stores the data of a single column.
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*
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* @augments Class
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*/
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var et2_dataview_column = (function(){ "use strict"; return ClassWithAttributes.extend({
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attributes: {
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"id": {
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"name": "ID",
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"type": "string",
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"description": "Unique identifier for this column. It is used to " +
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"store changed column widths or visibilities."
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},
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"visibility": {
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"name": "Visibility",
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"type": "integer",
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"default": ET2_COL_VISIBILITY_VISIBLE,
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"description": "Defines the visibility state of this column."
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},
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"caption": {
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"name": "Caption",
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"type": "string",
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"description": "Caption of the column as it is displayed in the " +
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"select columns popup."
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},
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"type": {
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"name": "Column type",
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"type": "integer",
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"default": ET2_COL_TYPE_DEFAULT,
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"description": "Type of the column"
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},
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"width": {
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"name": "Width",
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"type": "dimension",
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"default": "80px",
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"description": "Width of the column."
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},
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"minWidth": {
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"name": "Minimum width",
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"type": "integer",
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"default": 20,
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"description": "Minimum width of the column, in pixels. Values below this are rejected."
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},
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"maxWidth": {
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"name": "Maximum width",
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"type": "integer",
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"default": 0,
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"description": "Maximum width of the column"
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}
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},
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/**
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* Constructor
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*
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* @param _attrs
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* @memberOf et2_dataview_column
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*/
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init: function(_attrs) {
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this.fixedWidth = false;
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this.relativeWidth = false;
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// Do the sanity check on the attributes and load them
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this.generateAttributeSet(_attrs);
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this.initAttributes(_attrs);
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},
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set_width: function(_value) {
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// Parse the width parameter. Posible values are:
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// 1. "100" => fixedWidth 100px
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// 2. "100px" => fixedWidth 100px
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// 3. "50%" => relativeWidth 50%
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// 4. 0.5 => relativeWidth 50%
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this.relativeWidth = false;
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this.fixedWidth = false;
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var w = _value;
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if (typeof w == 'number')
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{
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this.relativeWidth = parseFloat(w.toFixed(3));
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}
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else if (w.charAt(w.length - 1) == "%" && !isNaN(w.substr(0, w.length - 1)))
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{
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this.relativeWidth = parseInt(w.substr(0, w.length - 1)) / 100;
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// Relative widths with more than 100% are not allowed!
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if (this.relativeWidth > 1)
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{
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this.relativeWidth = false;
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}
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}
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else if (w.substr(w.length - 2, 2) == "px" && !isNaN(w.substr(0, w.length - 2)))
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{
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this.fixedWidth = parseInt(w.substr(0, w.length - 2));
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}
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else if (typeof w == 'string' && !isNaN(w))
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{
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this.fixedWidth = parseInt(w);
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}
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},
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set_visibility: function(_value) {
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// If visibility is always, don't turn it off
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if(this.visibility == ET2_COL_VISIBILITY_ALWAYS || this.visibility == ET2_COL_VISIBILITY_ALWAYS_NOSELECT) return;
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if(_value === true)
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{
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this.visibility = ET2_COL_VISIBILITY_VISIBLE;
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}
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else if (_value === false)
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{
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this.visibility = ET2_COL_VISIBILITY_INVISIBLE;
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}
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else if (typeof _value == "number")
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{
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this.visibility = _value;
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}
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else
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{
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this.egw().debug("warn", "Invalid visibility option for column: ", _value);
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}
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}
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});}).call(this);
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/**
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* Contains logic for the columns class. The columns class represents the unique set
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* of columns a grid view owns. The parameters of the columns (except for visibility)
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* do normaly not change.
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*/
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var et2_dataview_columns = (function(){ "use strict"; return Class.extend({
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init: function(_columnData) {
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// Initialize some variables
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this.totalWidth = 0;
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this.totalFixed = 0;
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this.columnWidths = [];
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// Create the columns object
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this.columns = new Array(_columnData.length);
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for (var i = 0; i < _columnData.length; i++)
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{
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this.columns[i] = new et2_dataview_column(_columnData[i]);
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}
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this.updated = true;
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},
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destroy: function() {
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// Free all column objects
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for (var i = 0; i < this.columns.length; i++)
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{
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this.columns[i].free();
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}
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},
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/**
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* Set the total width of the header row
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*
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* @param {(string|number)} _width
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*/
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setTotalWidth: function(_width) {
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if (_width != this.totalWidth && _width > 0)
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{
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this.totalWidth = _width;
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this.updated = true;
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}
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},
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/**
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* Returns the index of the colum with the given id
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*
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* @param {string} _id
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*/
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getColumnIndexById: function(_id) {
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for (var i = 0; i < this.columns.length; i++)
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{
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if (this.columns[i].id == _id)
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{
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return i;
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}
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}
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return -1;
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},
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/**
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* Returns the column with the given id
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*
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* @param {string} _id
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*/
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getColumnById: function(_id) {
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var idx = this.getColumnIndexById(_id);
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return (idx == -1) ? null : this.columns[idx];
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},
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/**
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* Returns the width of the column with the given index
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*
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* @param {number} _idx
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*/
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getColumnWidth: function(_idx) {
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if (this.totalWidth > 0 && _idx >= 0 && _idx < this.columns.length)
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{
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// Recalculate the column widths if something has changed.
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if (this.updated)
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{
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this._calculateWidths();
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this.updated = false;
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}
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// Return the calculated width for the column with the given index.
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return this.columnWidths[_idx];
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}
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return 0;
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},
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/**
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* Returns an array containing the width of the column and its visibility
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* state.
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*/
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getColumnData: function() {
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var result = [];
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for (var i = 0; i < this.columns.length; i++)
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{
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result.push({
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"id": this.columns[i].id,
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"width": this.getColumnWidth(i),
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"visible": this.columns[i].visibility !== ET2_COL_VISIBILITY_INVISIBLE &&
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this.columns[i].visibility !== ET2_COL_VISIBILITY_DISABLED
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});
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}
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return result;
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},
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/**
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* Returns an associative array which contains data about the visibility
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* state of the columns.
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*/
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getColumnVisibilitySet: function() {
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var result = {};
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for (var i = 0; i < this.columns.length; i++)
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{
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if (this.columns[i].visibility != ET2_COL_VISIBILITY_ALWAYS_NOSELECT)
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{
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result[this.columns[i].id] = {
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"caption": this.columns[i].caption,
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"enabled": (this.columns[i].visibility != ET2_COL_VISIBILITY_ALWAYS) &&
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(this.columns[i].visibility != ET2_COL_VISIBILITY_DISABLED) &&
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(this.columns[i].type != ET2_COL_TYPE_NAME_ICON_FIXED),
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"visible": this.columns[i].visibility != ET2_COL_VISIBILITY_INVISIBLE
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};
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}
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}
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return result;
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},
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/**
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* Sets a column visiblity set
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*
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* @param {object} _set
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*/
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setColumnVisibilitySet: function(_set) {
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for (var k in _set)
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{
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var col = this.getColumnById(k);
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if (col)
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{
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col.set_visibility(_set[k].visible ? ET2_COL_VISIBILITY_VISIBLE :
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ET2_COL_VISIBILITY_INVISIBLE);
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}
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}
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this.updated = true;
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},
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/* ---- PRIVATE FUNCTIONS ---- */
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/**
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* Calculates the absolute column width depending on the previously set
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* "totalWidth" value. The calculated values are stored in the columnWidths
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* array.
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*/
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_calculateWidths: function()
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{
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// Reset some values which are used during the calculation
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for (var i = 0; i < this.columns.length; i++)
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{
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this.columns[i]._larger = false;
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this.columns[i]._newWidth = false;
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}
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// Remove the spacing between the columns from the total width
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var tw = this.totalWidth;
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// Calculate how many space is - relatively - not occupied with columns with
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// relative or fixed width
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var totalRelative = 0;
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this.totalFixed = 0;
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for (var i = 0; i < this.columns.length; i++)
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{
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var col = this.columns[i];
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if (col.visibility !== ET2_COL_VISIBILITY_INVISIBLE &&
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col.visibility !== ET2_COL_VISIBILITY_DISABLED
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)
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{
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// Some bounds sanity checking
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if(col.fixedWidth > tw || col.fixedWidth < 0)
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{
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col.fixedWidth = false;
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}
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else if (col.relativeWidth > 1 || col.relativeWidth < 0)
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{
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col.relativeWidth = false;
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}
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if (col.relativeWidth)
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{
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totalRelative += col.relativeWidth;
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}
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else if (col.fixedWidth)
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{
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this.totalFixed += col.fixedWidth;
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}
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}
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}
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// Now calculate the absolute width of the columns in pixels
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var usedTotal = 0;
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this.columnWidths = [];
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for (var i = 0; i < this.columns.length; i++)
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{
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var w = 0;
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var col = this.columns[i];
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if (col.visibility != ET2_COL_VISIBILITY_INVISIBLE &&
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col.visibility !== ET2_COL_VISIBILITY_DISABLED
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)
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{
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if (col._larger)
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{
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w = col.maxWidth;
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}
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else if (col.fixedWidth)
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{
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w = col.fixedWidth;
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}
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else if (col.relativeWidth)
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{
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// Reset relative to an actual percentage (of 1.00) or
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// resizing eventually sends them to 0
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col.relativeWidth = col.relativeWidth / totalRelative;
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w = Math.round((tw-this.totalFixed) * col.relativeWidth);
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}
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if (w > tw || (col.maxWidth && w > col.maxWidth))
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{
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w = Math.min(tw - usedTotal, col.maxWidth);
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}
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if (w < 0 || w < col.minWidth)
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{
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w = Math.max(0, col.minWidth);
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}
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}
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this.columnWidths.push(w);
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usedTotal += w;
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}
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// Deal with any accumulated rounding errors
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if(usedTotal != tw)
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{
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var column, columnIndex;
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var remaining_width = (usedTotal - tw);
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// Pick the first relative column and use it
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for(columnIndex = 0; columnIndex < this.columns.length; columnIndex++)
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{
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if(this.columns[columnIndex].visibility === ET2_COL_VISIBILITY_INVISIBLE ||
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col.visibility === ET2_COL_VISIBILITY_DISABLED ||
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this.columnWidths[columnIndex] <= 0)
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{
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continue;
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}
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var col = this.columns[columnIndex];
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if(col.relativeWidth || !col.fixedWidth)
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{
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column = col;
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break;
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}
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else if (!col.fixedWidth)
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{
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column = col;
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}
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}
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if(!column)
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{
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// No relative width columns, distribute proportionatly over all
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for(var i = 0; i < this.columns.length; i++)
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{
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var col = this.columns[i];
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col.fixedWidth -= Math.round(this.columnWidths[i] / tw * remaining_width);
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this.columnWidths[i] = Math.max(0, Math.min(col.fixedWidth,tw));
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}
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}
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else
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{
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this.columnWidths[columnIndex] = Math.max(column.minWidth, this.columnWidths[columnIndex] - remaining_width);
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}
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}
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}
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});}).call(this);
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Reference in New Issue
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