mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-11-18 14:03:19 +01:00
544 lines
13 KiB
JavaScript
544 lines
13 KiB
JavaScript
/**
|
|
* EGroupware eTemplate2
|
|
*
|
|
* @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 $Id$
|
|
*/
|
|
|
|
/*egw:uses
|
|
et2_dataview_view_aoi;
|
|
|
|
egw_action.egw_keymanager;
|
|
*/
|
|
|
|
/**
|
|
* The selectioManager is internally used by the et2_dataview_controller class
|
|
* to manage the row selection.
|
|
* As the action system does not allow selection of entries which are currently
|
|
* not in the dom tree, we have to manage this in this class. The idea is to
|
|
* manage an external action object interface for each visible row and proxy all
|
|
* state changes between an dummy action object, that does no selection handling,
|
|
* and the external action object interface.
|
|
*
|
|
* @augments Class
|
|
*/
|
|
var et2_dataview_selectionManager = Class.extend(
|
|
{
|
|
/**
|
|
* Constructor
|
|
*
|
|
* @param _parent
|
|
* @param _indexMap
|
|
* @param _actionObjectManager
|
|
* @param _queryRangeCallback
|
|
* @param _makeVisibleCallback
|
|
* @param _context
|
|
* @memberOf et2_dataview_selectionManager
|
|
*/
|
|
init: function (_parent, _indexMap, _actionObjectManager,
|
|
_queryRangeCallback, _makeVisibleCallback, _context) {
|
|
|
|
// Copy the arguments
|
|
this._parent = _parent;
|
|
this._indexMap = _indexMap;
|
|
this._actionObjectManager = _actionObjectManager;
|
|
this._queryRangeCallback = _queryRangeCallback;
|
|
this._makeVisibleCallback = _makeVisibleCallback;
|
|
this._context = _context;
|
|
|
|
// Attach this manager to the parent manager if one is given
|
|
if (this._parent)
|
|
{
|
|
this._parent._children.push(this);
|
|
}
|
|
|
|
// Internal map which contains all curently selected uids and their
|
|
// state
|
|
this._registeredRows = {};
|
|
this._focusedEntry = null;
|
|
this._invertSelection = false;
|
|
this._selectAll = false;
|
|
this._inUpdate = false;
|
|
this._total = 0;
|
|
this._children = [];
|
|
|
|
// Callback for when the selection changes
|
|
this.select_callback = null;
|
|
},
|
|
|
|
destroy: function () {
|
|
|
|
// If we have a parent, unregister from that
|
|
if (this._parent)
|
|
{
|
|
var idx = this._parent._children.indexOf(this);
|
|
this._parent._children.splice(idx, 1);
|
|
}
|
|
|
|
// Destroy all children
|
|
for (var i = this._children.length - 1; i >= 0; i--)
|
|
{
|
|
this._children[i].free();
|
|
}
|
|
|
|
// Delete all still registered rows
|
|
for (var key in this._registeredRows)
|
|
{
|
|
this.unregisterRow(key, this._registeredRows[key].tr);
|
|
}
|
|
this.select_callback = null;
|
|
},
|
|
|
|
clear: function() {
|
|
for (var key in this._registeredRows)
|
|
{
|
|
this.unregisterRow(key, this._registeredRows[key].tr);
|
|
delete this._registeredRows[key];
|
|
}
|
|
this._indexMap = {};
|
|
this._total = 0;
|
|
this._focusedEntry = null;
|
|
this._invertSelection = false;
|
|
this._selectAll = false;
|
|
this._inUpdate = false;
|
|
},
|
|
|
|
setIndexMap: function (_indexMap) {
|
|
this._indexMap = _indexMap;
|
|
},
|
|
|
|
setTotalCount: function (_total) {
|
|
this._total = _total;
|
|
},
|
|
|
|
registerRow: function (_uid, _idx, _tr, _links) {
|
|
|
|
// Get the corresponding entry from the registered rows array
|
|
var entry = this._getRegisteredRowsEntry(_uid);
|
|
|
|
// If the row has changed unregister the old one and do not delete
|
|
// entry from the entry map
|
|
if (entry.tr && entry.tr !== _tr) {
|
|
this.unregisterRow(_uid, entry.tr, true);
|
|
}
|
|
|
|
// Create the AOI for the tr
|
|
if (!entry.tr && _links)
|
|
{
|
|
this._attachActionObjectInterface(entry, _tr, _uid);
|
|
this._attachActionObject(entry, _tr, _uid, _links, _idx);
|
|
}
|
|
|
|
// Update the entry
|
|
if(entry.ao) entry.ao._index;
|
|
entry.idx = _idx;
|
|
entry.tr = _tr;
|
|
|
|
// Update the visible state of the _tr
|
|
this._updateEntryState(entry, entry.state);
|
|
},
|
|
|
|
unregisterRow: function (_uid, _tr, _noDelete) {
|
|
|
|
// _noDelete defaults to false
|
|
_noDelete = _noDelete ? true : false;
|
|
|
|
if (typeof this._registeredRows[_uid] !== "undefined"
|
|
&& this._registeredRows[_uid].tr === _tr)
|
|
{
|
|
this._inUpdate = true;
|
|
|
|
this._registeredRows[_uid].tr = null;
|
|
this._registeredRows[_uid].aoi = null;
|
|
|
|
// Remove the action object from its container
|
|
if (this._registeredRows[_uid].ao)
|
|
{
|
|
this._registeredRows[_uid].ao.remove();
|
|
this._registeredRows[_uid].ao = null;
|
|
}
|
|
|
|
if (!_noDelete
|
|
&& this._registeredRows[_uid].state === EGW_AO_STATE_NORMAL)
|
|
{
|
|
delete this._registeredRows[_uid];
|
|
}
|
|
|
|
this._inUpdate = false;
|
|
}
|
|
},
|
|
|
|
resetSelection: function () {
|
|
this._invertSelection = false;
|
|
this._selectAll = false;
|
|
this._actionObjectManager.setAllSelected(false);
|
|
|
|
for (var key in this._registeredRows)
|
|
{
|
|
this.setSelected(key, false);
|
|
}
|
|
for(var i = 0; i < this._children.length; i++)
|
|
{
|
|
this._children[i].resetSelection();
|
|
}
|
|
},
|
|
|
|
setSelected: function (_uid, _selected) {
|
|
this._selectAll = false;
|
|
var entry = this._getRegisteredRowsEntry(_uid);
|
|
this._updateEntryState(entry,
|
|
egwSetBit(entry.state, EGW_AO_STATE_SELECTED, _selected));
|
|
},
|
|
|
|
setFocused: function (_uid, _focused) {
|
|
// Reset the state of the currently focused entry
|
|
if (this._focusedEntry)
|
|
{
|
|
this._updateEntryState(this._focusedEntry,
|
|
egwSetBit(this._focusedEntry.state, EGW_AO_STATE_FOCUSED,
|
|
false));
|
|
this._focusedEntry = null;
|
|
}
|
|
// Mark the new given uid as focused
|
|
if (_focused)
|
|
{
|
|
//console.log('et2_dataview_controller_selection::setFocused -> UID:'+_uid+' is focused by:'+this._actionObjectManager.name);
|
|
var entry = this._focusedEntry = this._getRegisteredRowsEntry(_uid);
|
|
this._updateEntryState(entry,
|
|
egwSetBit(entry.state, EGW_AO_STATE_FOCUSED, true));
|
|
}
|
|
},
|
|
|
|
selectAll: function () {
|
|
// Reset the selection
|
|
this.resetSelection();
|
|
|
|
this._selectAll = true;
|
|
|
|
// Tell action manager to do all
|
|
this._actionObjectManager.setAllSelected(true);
|
|
|
|
// Update the selection
|
|
for (var key in this._registeredRows)
|
|
{
|
|
var entry = this._registeredRows[key];
|
|
this._updateEntryState(entry, entry.state);
|
|
}
|
|
},
|
|
|
|
getSelected: function () {
|
|
// Collect all currently selected ids
|
|
var ids = [];
|
|
for (var key in this._registeredRows)
|
|
{
|
|
if (egwBitIsSet(this._registeredRows[key].state, EGW_AO_STATE_SELECTED))
|
|
{
|
|
ids.push(key);
|
|
}
|
|
}
|
|
|
|
// Push all events of the child managers onto the list
|
|
for (var i = 0; i < this._children.length; i++)
|
|
{
|
|
ids = ids.concat(this._children[i].getSelected().ids);
|
|
}
|
|
|
|
// Return an array containing those ids
|
|
// RB: we are currently NOT using "inverted"
|
|
return {
|
|
//"inverted": this._invertSelection,
|
|
"all": this._selectAll,
|
|
"ids": ids
|
|
};
|
|
},
|
|
|
|
|
|
/** -- PRIVATE FUNCTIONS -- **/
|
|
|
|
|
|
_attachActionObjectInterface: function (_entry, _tr, _uid) {
|
|
// Create the AOI which is used internally in the selection manager
|
|
// this AOI is not connected to the AO, as the selection manager
|
|
// cares about selection etc.
|
|
_entry.aoi = new et2_dataview_rowAOI(_tr);
|
|
_entry.aoi.setStateChangeCallback(
|
|
function (_newState, _changedBit, _shiftState) {
|
|
if (_changedBit === EGW_AO_STATE_SELECTED)
|
|
{
|
|
// Call the select handler
|
|
this._handleSelect(
|
|
_uid,
|
|
_entry,
|
|
egwBitIsSet(_shiftState, EGW_AO_SHIFT_STATE_BLOCK),
|
|
egwBitIsSet(_shiftState, EGW_AO_SHIFT_STATE_MULTI)
|
|
);
|
|
}
|
|
}, this);
|
|
},
|
|
|
|
_getDummyAOI: function (_entry, _tr, _uid, _idx) {
|
|
// Create AOI
|
|
var dummyAOI = new egwActionObjectInterface();
|
|
var self = this;
|
|
|
|
// Handling for Action Implementations updating the state
|
|
dummyAOI.doSetState = function (_state) {
|
|
if (!self._inUpdate)
|
|
{
|
|
// Update the "focused" flag
|
|
self.setFocused(_uid, egwBitIsSet(_state, EGW_AO_STATE_FOCUSED));
|
|
|
|
// Generally update the state
|
|
self._updateState(_uid, _state);
|
|
}
|
|
};
|
|
|
|
// Handle the "make visible" event, pass the request to the parent
|
|
// controller
|
|
dummyAOI.doMakeVisible = function () {
|
|
self._makeVisibleCallback.call(self._context, _idx);
|
|
};
|
|
|
|
// Connect the the two AOIs
|
|
dummyAOI.doTriggerEvent = _entry.aoi.doTriggerEvent;
|
|
|
|
// Implementation of the getDOMNode function, so that the event
|
|
// handlers can be properly bound
|
|
dummyAOI.getDOMNode = function () { return _tr; };
|
|
|
|
return dummyAOI;
|
|
},
|
|
|
|
_attachActionObject: function (_entry, _tr, _uid, _links, _idx) {
|
|
|
|
// Get the dummyAOI which connects the action object to the tr but
|
|
// does no selection handling
|
|
var dummyAOI = this._getDummyAOI(_entry, _tr, _uid, _idx);
|
|
|
|
// Create an action object for the tr and connect it to a dummy AOI
|
|
_entry.ao = this._actionObjectManager.addObject(_uid, dummyAOI);
|
|
|
|
// Force context (actual widget) in here, it's the last place it's available
|
|
_entry.ao._context = this._context;
|
|
_entry.ao.updateActionLinks(_links);
|
|
_entry.ao._index = _idx;
|
|
|
|
// Overwrite some functions like "traversePath", "getNext" and
|
|
// "getPrevious"
|
|
var self = this;
|
|
|
|
function getIndexAO (_idx) {
|
|
// Check whether the index is in the index map
|
|
if (typeof self._indexMap[_idx] !== "undefined"
|
|
&& self._indexMap[_idx].uid)
|
|
{
|
|
return self._getRegisteredRowsEntry(self._indexMap[_idx].uid).ao;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
function getElementRelatively (_step) {
|
|
var total = self._total || Object.keys(self._indexMap).length;
|
|
var max_index = Math.max.apply(Math,Object.keys(self._indexMap));
|
|
// Get a reasonable number of iterations - not all
|
|
var count = Math.max(1,Math.min(self._total,50));
|
|
var element = null;
|
|
var idx = _entry.idx;
|
|
while(element == null && count > 0 && max_index > 0)
|
|
{
|
|
count--;
|
|
element = getIndexAO(Math.max(0,
|
|
Math.min(max_index, idx += _step)));
|
|
}
|
|
return element;
|
|
};
|
|
|
|
_entry.ao.getPrevious = function (_step) {
|
|
return getElementRelatively(-_step);
|
|
};
|
|
|
|
_entry.ao.getNext = function (_step) {
|
|
return getElementRelatively(_step);
|
|
};
|
|
|
|
_entry.ao.traversePath = function (_obj) {
|
|
// Get the start and the stop index
|
|
var s = Math.min(this._index, _obj._index);
|
|
var e = Math.max(this._index, _obj._index);
|
|
|
|
var result = [];
|
|
|
|
for (var i = s; i < e; i++)
|
|
{
|
|
var ao = getIndexAO(i);
|
|
if (ao)
|
|
{
|
|
result.push(ao);
|
|
}
|
|
}
|
|
|
|
return result;
|
|
};
|
|
},
|
|
|
|
_updateState: function (_uid, _state) {
|
|
var entry = this._getRegisteredRowsEntry(_uid);
|
|
|
|
this._updateEntryState(entry, _state);
|
|
|
|
return entry;
|
|
},
|
|
|
|
_updateEntryState: function (_entry, _state) {
|
|
|
|
if (this._selectAll)
|
|
{
|
|
_state |= EGW_AO_STATE_SELECTED;
|
|
}
|
|
else if (this._invertSelection)
|
|
{
|
|
_state ^= EGW_AO_STATE_SELECTED;
|
|
}
|
|
|
|
// Update the state if it has changed
|
|
if ((_entry.aoi && _entry.aoi.getState() !== _state) || _entry.state != _state)
|
|
{
|
|
this._inUpdate = true; // Recursion prevention
|
|
|
|
// Update the state of the action object
|
|
if (_entry.ao)
|
|
{
|
|
_entry.ao.setSelected(egwBitIsSet(_state, EGW_AO_STATE_SELECTED));
|
|
_entry.ao.setFocused(egwBitIsSet(_state, EGW_AO_STATE_FOCUSED));
|
|
}
|
|
|
|
this._inUpdate = false;
|
|
|
|
// Delete the element if state was set to "NORMAL" and there is
|
|
// no tr
|
|
if (_state === EGW_AO_STATE_NORMAL && !_entry.tr)
|
|
{
|
|
delete this._registeredRows[_entry.uid];
|
|
}
|
|
}
|
|
|
|
// Update the visual state
|
|
if (_entry.aoi && _entry.aoi.doSetState)
|
|
{
|
|
_entry.aoi.doSetState(_state);
|
|
}
|
|
|
|
// Update the state of the entry
|
|
_entry.state = _state;
|
|
},
|
|
|
|
_getRegisteredRowsEntry: function (_uid) {
|
|
if (typeof this._registeredRows[_uid] === "undefined")
|
|
{
|
|
this._registeredRows[_uid] = {
|
|
"uid": _uid,
|
|
"idx": null,
|
|
"state": EGW_AO_STATE_NORMAL,
|
|
"tr": null,
|
|
"aoi": null,
|
|
"ao": null
|
|
};
|
|
}
|
|
|
|
return this._registeredRows[_uid];
|
|
},
|
|
|
|
_handleSelect: function (_uid, _entry, _shift, _ctrl) {
|
|
// If not "_ctrl" is set, reset the selection
|
|
if (!_ctrl)
|
|
{
|
|
var top = this;
|
|
while(top._parent !== null)
|
|
{
|
|
top = top._parent;
|
|
}
|
|
top.resetSelection();
|
|
this._actionObjectManager.setAllSelected(false); // needed for hirachical stuff
|
|
}
|
|
|
|
// Mark the element that was clicked as selected
|
|
var entry = this._getRegisteredRowsEntry(_uid);
|
|
this.setSelected(_uid,
|
|
!_ctrl || !egwBitIsSet(entry.state, EGW_AO_STATE_SELECTED));
|
|
|
|
// Focus the element if shift is not pressed
|
|
if (!_shift)
|
|
{
|
|
this.setFocused(_uid, true);
|
|
}
|
|
else if (this._focusedEntry)
|
|
{
|
|
this._selectRange(this._focusedEntry.idx, _entry.idx);
|
|
}
|
|
|
|
if(this.select_callback && typeof this.select_callback == "function")
|
|
{
|
|
this.select_callback.apply(this._context, arguments);
|
|
}
|
|
},
|
|
|
|
_selectRange: function (_start, _stop) {
|
|
// Contains ranges that are not currently in the index map and that have
|
|
// to be queried
|
|
var queryRanges = [];
|
|
|
|
// Iterate over the given range and select the elements in the range
|
|
// from _start to _stop
|
|
var naStart = false;
|
|
var s = Math.min(_start, _stop);
|
|
var e = Math.max(_stop, _start);
|
|
for (var i = s; i <= e; i++)
|
|
{
|
|
if (typeof this._indexMap[i] !== "undefined" &&
|
|
this._indexMap[i].uid)
|
|
{
|
|
// Add the range to the "queryRanges"
|
|
if (naStart !== false)
|
|
{
|
|
queryRanges.push(et2_bounds(naStart, i - 1));
|
|
naStart = false;
|
|
}
|
|
|
|
// Select the element
|
|
this.setSelected(this._indexMap[i].uid, true);
|
|
}
|
|
else if (naStart === false)
|
|
{
|
|
naStart = i;
|
|
}
|
|
}
|
|
|
|
// Add the last range to the "queryRanges"
|
|
if (naStart !== false)
|
|
{
|
|
queryRanges.push(et2_bounds(naStart, i - 1));
|
|
naStart = false;
|
|
}
|
|
|
|
// Query all unknown ranges from the server
|
|
for (var i = 0; i < queryRanges.length; i++)
|
|
{
|
|
this._queryRangeCallback.call(this._context, queryRanges[i],
|
|
function (_order) {
|
|
for (var j = 0; j < _order.length; j++)
|
|
{
|
|
this.setSelected(_order[j], true);
|
|
}
|
|
}, this);
|
|
}
|
|
}
|
|
|
|
});
|
|
|