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https://github.com/EGroupware/egroupware.git
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119 lines
2.7 KiB
JavaScript
119 lines
2.7 KiB
JavaScript
/**
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* eGroupWare eTemplate2
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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 2011-2012
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* @version $Id$
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*/
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/**
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* The selectioManager is internally used by the et2_dataview_controller class
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* to manage the row selection.
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*/
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var et2_dataview_selectionManager = Class.extend({
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init: function (_indexMap) {
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// Copy the reference to the index map
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this._indexMap = _indexMap;
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// Internal map which contains all curently selected uids
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this._selectedUids = {};
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// Controls whether the selection is currently inverted (e.g. after
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// selectAll)
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this._invertSelection = false;
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},
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setIndexMap: function (_indexMap) {
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this._indexMap = _indexMap;
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},
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/**
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* Resets the selection state of all selected elements.
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*/
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resetSelection: function () {
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// Iterate over the index map and reset the selection flag of all rows
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for (var key in this._indexMap)
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{
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if (this._indexMap[key].ao)
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{
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this._indexMap[key].ao.setSelected(false);
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}
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}
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// Reset the internal representation and the inversion flag
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this._selectedUids = {};
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this._invertSelection = false;
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},
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/**
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* Marks the given uid as selected.
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*/
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uidAddSelection: function (_uid) {
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this._selectedUids[_uid] = true;
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},
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/**
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* Removes the selection from the given uid.
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*/
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uidRemoveSelection: function (_uid) {
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delete this._selectedUids[_uid];
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},
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/**
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* Returns whether the given uid is selected or not.
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*/
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uidIsSelected: function (_uid) {
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return (!this._invertSelection) ===
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(this._selectedUids[_uid] ? true : false);
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},
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/**
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* Hooks into the given action object / action object interface in order
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* to handle selection.
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*/
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hook: function (_ao, _aoi, _uid) {
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// Hook into the action object state change handler, as we need
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// our own selection code
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// Big TODO: Remove the old selection handling code from
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// egwAction once it is no longer used outside et2 applications
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_aoi.setStateChangeCallback(
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function (_newState, _changedBit, _shiftState) {
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var selected = egwBitIsSet(_newState, EGW_AO_STATE_SELECTED);
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// Deselect all other objects inside this container, if the "MULTI" shift-
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// state is not set
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if (!egwBitIsSet(_shiftState, EGW_AO_SHIFT_STATE_MULTI))
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{
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this.resetSelection();
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}
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// Update the internal status of the uid
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if (selected)
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{
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this.uidAddSelection(_uid);
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}
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else
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{
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this.uidRemoveSelection(_uid);
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}
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_ao.setSelected(selected);
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return _newState;
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}, this);
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// Set the selection state of the ao
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_ao.setSelected(this.uidIsSelected(_uid));
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}
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});
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