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egroupware_official/etemplate/js/et2_widget_tabs.js

310 lines
7.0 KiB
JavaScript

/**
* EGroupware eTemplate2 - JS Tabs 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
jsapi.egw;
jquery.jquery;
et2_core_widget;
*/
/**
* Class which implements the tabbox-tag
*
* @augments et2_DOMWidget
*/
var et2_tabbox = et2_valueWidget.extend([et2_IInput],
{
attributes: {
'tabs': {
'name': 'Tabs',
'default': et2_no_init,
'description': "Array of [extra] tabs. Each tab needs {label:..., template:...}. Additional optional keys are hidden and id, for access into content array"
}
},
/**
* Currently selected tab
*/
selected_index: 0,
/**
* Construtor
*
* @memberOf et2_tabbox
*/
init: function() {
// Create the outer tabbox container
this.container = $j(document.createElement("div"))
.addClass("et2_tabbox");
// Create the upper container for the tab flags
this.flagContainer = $j(document.createElement("div"))
.addClass("et2_tabheader")
.appendTo(this.container);
// Create the lower tab container
this.tabContainer = $j(document.createElement("div"))
.addClass("et2_tabs")
.appendTo(this.container);
this._super.apply(this, arguments);
this.tabData = [];
},
destroy: function() {
this._super.apply(this, arguments);
this.container = null;
this.flagContainer = null;
this.tabData = [];
},
_readTabs: function(tabData, tabs) {
var selected = "";
this.selected_index = 0;
var hidden = {};
if (this.id)
{
// Set the value for this element
var contentMgr = this.getArrayMgr("content");
if (contentMgr != null) {
var val = contentMgr.getEntry(this.id);
if (val !== null)
{
selected = val;
}
}
contentMgr = this.getArrayMgr("readonlys");
if (contentMgr != null) {
var val = contentMgr.getEntry(this.id);
if (val !== null && typeof val !== 'undefined')
{
hidden = val;
}
}
}
var i = 0;
et2_filteredNodeIterator(tabs, function(node, nodeName) {
if (nodeName == "tab")
{
var index_name = et2_readAttrWithDefault(node, "id");
var hide = false;
if(index_name) {
if(selected == index_name) this.selected_index = i;
if(hidden[index_name]) {
hide = true;
}
}
tabData.push({
"id": index_name,
"label": this.egw().lang(et2_readAttrWithDefault(node, "label", "Tab")),
"widget": null,
"contentDiv": null,
"flagDiv": null,
"hidden": hide
});
}
else
{
throw("Error while parsing: Invalid tag '" + nodeName +
"' in tabs tag");
}
i++;
}, this);
},
_readTabPanels: function(tabData, tabpanels) {
var i = 0;
et2_filteredNodeIterator(tabpanels, function(node, nodeName) {
if (i < tabData.length)
{
// Create the widget corresponding to the given node
tabData[i].widget = this.createElementFromNode(node,
nodeName);
}
else
{
throw("Error while reading tabpanels tag, too many widgets!");
}
i++;
}, this);
},
loadFromXML: function(_node) {
// Get the tabs and tabpanels tags
var tabsElems = et2_directChildrenByTagName(_node, "tabs");
var tabpanelsElems = et2_directChildrenByTagName(_node, "tabpanels");
var tabData = [];
// Check for a parent height, we'll apply it to tab panels
var height = et2_readAttrWithDefault(_node.parentNode, "height",null);
if(height)
{
this.tabContainer.css("height", height);
}
// either use tabs defined via modification or xml (not both)
if(this.options.tabs)
{
var readonly = this.getArrayMgr("readonlys").getEntry(this.id) || {};
for(var i = 0; i < this.options.tabs.length; i++)
{
var tab = this.options.tabs[i];
var tab_id = tab.id || tab.template;
var tab_options = {id: tab_id, template:tab.template};
if(tab.id)
{
tab_options.content = tab.id;
}
tabData.push({
"id": tab.id,
"label": this.egw().lang(tab.label),
"widget": et2_createWidget('template',tab_options,this),
"contentDiv": null,
"flagDiv": null,
"hidden": typeof tab.hidden != "undefined" ? tab.hidden : readonly[tab_id] || false
});
}
}
else if (tabsElems.length == 1 && tabpanelsElems.length == 1)
{
var tabs = tabsElems[0];
var tabpanels = tabpanelsElems[0];
// Parse the "tabs" tag
this._readTabs(tabData, tabs);
// Read and create the widgets defined in the "tabpanels"
this._readTabPanels(tabData, tabpanels);
}
else
{
this.egw().debug("error","Error while parsing tabbox, none or multiple tabs or tabpanels tags!",this);
}
// Create the tab DOM-Nodes
this.createTabs(tabData);
},
/**
* Check for custom tabs
*/
transformAttributes: function(_attrs) {
this._super.apply(this, arguments);
// Add in settings that are objects
var data = this.getArrayMgr("modifications").getEntry(this.id);
for(var key in data)
{
if(typeof data[key] === 'object' && ! _attrs[key]) _attrs[key] = data[key];
}
},
createTabs: function(tabData) {
this.tabData = tabData;
this.tabContainer.empty();
this.flagContainer.empty();
for (var i = 0; i < this.tabData.length; i++)
{
var entry = this.tabData[i];
entry.flagDiv = $j(document.createElement("span"))
.addClass("et2_tabflag")
.appendTo(this.flagContainer)
entry.flagDiv.text(entry.label || "Tab");
if(entry.hidden)
{
entry.flagDiv.hide();
}
else
{
entry.flagDiv.click({"tabs": this, "idx": i}, function(e) {
e.data.tabs.setActiveTab(e.data.idx);
});
}
entry.contentDiv = $j(document.createElement("div"))
.addClass("et2_tabcntr")
.appendTo(this.tabContainer);
}
this.setActiveTab(this.selected_index);
},
setActiveTab: function(_idx) {
this.selected_index = _idx;
// Remove the "active" flag from all tabs-flags
$j(".et2_tabflag", this.flagContainer).removeClass("active");
// Hide all tab containers
this.tabContainer.children().hide();
// Set the tab flag with the given index active and show the corresponding
// container
this.flagContainer.children(":eq(" + _idx + ")").addClass("active");
this.tabContainer.children(":eq(" + _idx + ")").show();
},
getDOMNode: function(_sender) {
if (_sender == this)
{
return this.container[0];
}
else
{
for (var i = 0; i < this.tabData.length; i++)
{
if (this.tabData[i].widget == _sender)
{
return this.tabData[i].contentDiv[0];
}
}
return null;
}
},
set_height: function(_value) {
this.height = _value;
this.tabContainer.css("height", _value);
},
/**
* getValue has to return the value of the input widget
*/
getValue: function() {
return this.tabData[this.selected_index].id;
},
/**
* Is dirty returns true if the value of the widget has changed since it
* was loaded.
*/
isDirty: function() {
return this.selected_index != this.value;
},
/**
* Causes the dirty flag to be reseted.
*/
resetDirty: function()
{
this.value = this.selected_index;
}
});
et2_register_widget(et2_tabbox, ["tabbox"]);