523 Zeilen
13 KiB
PHP
523 Zeilen
13 KiB
PHP
<?php
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/*****************************************
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* File : $RCSfile: class.widgets.treeview.php,v $
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* Project : Contenido
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* Descr : Visual representation of a cTree
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* Modified : $Date: 2012-05-29 14:38:23 +0200 (Tue, 29 May 2012) $
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*
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* <20> four for business AG, www.4fb.de
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*
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* $Id: class.widgets.treeview.php 80 2012-05-29 12:38:23Z oldperl $
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******************************************/
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define("TREEVIEW_GRIDLINE_SOLID" , "solid");
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define("TREEVIEW_GRIDLINE_DASHED", "dashed");
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define("TREEVIEW_GRIDLINE_DOTTED", "dotted");
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define("TREEVIEW_GRIDLINE_NONE" , "none");
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define("TREEVIEW_BACKGROUND_NONE", "none");
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define("TREEVIEW_BACKGROUND_SHADED", "shaded");
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define("TREEVIEW_MOUSEOVER_NONE", "none");
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define("TREEVIEW_MOUSEOVER_MARK", "mark");
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/**
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* class cWidgetTreeView
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* cWidgetTreeView is a visual representation of a cTree. It supports folding,
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* optional gridline marks and item icons.
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*/
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class cWidgetTreeView extends cTree
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{
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/*** Attributes: ***/
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/**
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*
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* @access private
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*/
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var $_globalActions;
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/**
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*
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* @access private
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*/
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var $_setItemActions;
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/**
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*
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* @access private
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*/
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var $_unsetItemActions;
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/**
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*
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* @access private
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*/
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var $_setAttributeActions;
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/**
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*
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* @access private
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*/
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var $_unsetAttributeActions;
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var $_baseLink;
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function cWidgetTreeView ($uuid, $treename = false)
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{
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global $cfg, $auth;
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cTree::cTree();
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$this->_uuid = $uuid;
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//$this->setGridlineMode(TREEVIEW_GRIDLINE_DOTTED);
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if ($treename != false)
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{
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$this->setTreeName($treename);
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}
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$this->setBackgroundColors(array($cfg['color']['table_light'], $cfg['color']['table_dark']));
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$this->_user = new cApiUser($auth->auth["uid"]);
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}
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function processParameters ()
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{
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if (($items = $this->_user->getUserProperty("expandstate", $this->_uuid)) !== false)
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{
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$list = unserialize($items);
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foreach ($list as $litem)
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{
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$this->setCollapsed($litem);
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}
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}
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if (!empty($this->_name))
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{
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$treename = $this->_name."_";
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}
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if (array_key_exists($treename."collapse",$_GET))
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{
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$this->setCollapsed($_GET[$treename."collapse"]);
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}
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if (array_key_exists($treename."expand",$_GET))
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{
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$this->setExpanded($_GET[$treename."expand"]);
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}
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$xlist = array(); // Define variable before using it by reference...
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$this->getCollapsedList($xlist);
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$slist = serialize($xlist);
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$this->_user->setUserProperty("expandstate", $this->_uuid, $slist);
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}
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/**
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* applies an action to all items in the tree.
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*
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* @param cApiClickableAction action action object
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* @return void
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* @access public
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*/
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function applyGlobalAction( $action )
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{
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} // end of member function applyGlobalAction
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/**
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* removes the action from all treeitems.
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*
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* @param cApiClickableAction action Removes the action from the global context.
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* @return void
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* @access public
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*/
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function removeGlobalAction( $action )
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{
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} // end of member function removeGlobalAction
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/**
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* flushes all actions
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*
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* @return void
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* @access public
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*/
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function flushGlobalActions( )
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{
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} // end of member function flushGlobalActions
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/**
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* sets an action to a specific item.
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*
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* @param mixed item cTreeItem-Object or an id of a TreeItem-Object
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* @param cApiClickableAction action
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* @return void
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* @access public
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*/
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function applyItemAction( $item, $action )
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{
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} // end of member function applyItemAction
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/**
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* unsets an action from a specific item. Note that you can unset global actions
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* using this method!
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*
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* @param mixed item cTreeItem-Object or an id of a TreeItem-Object
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* @param cApiClickableAction action Action to unset
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* @return void
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* @access public
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*/
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function removeItemAction( $item, $action )
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{
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} // end of member function removeItemAction
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/**
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* flushes all actions for a specific item
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*
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* @param mixed item cTreeItem-Object or an id of a TreeItem-Object
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* @return void
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* @access public
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*/
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function flushItemActions( $item )
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{
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} // end of member function flushItemActions
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/**
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* Applies an action to all items with a certain attribute set.
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*
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* @param array attributes Values which need to match. The array key is the attribute name. Multiple array
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entries are connected with "AND".
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* @param cApiClickableAction action Action to apply
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* @return void
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* @access public
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*/
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function applyActionByItemAttribute( $attributes, $action )
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{
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} // end of member function applyActionByItemAttribute
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/**
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* Removes an action from all items with a certain attribute set.
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*
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* @param array attributes Values which need to match. The array key is the attribute name. Multiple array
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entries are connected with "AND".
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* @param cApiClickableAction action Action to remove
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* @return void
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* @access public
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*/
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function removeActionByItemAttribute( $attributes, $action )
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{
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} // end of member function removeActionByItemAttribute
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/**
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* Removes all actions for items with specific attributes
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*
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* @param array attributes Values which need to match. The array key is the attribute name. Multiple array
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entries are connected with "AND".
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* @return void
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* @access public
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*/
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function flushActionByItemAttribute( $attributes )
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{
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} // end of member function flushActionByItemAttribute
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/**
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*
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*
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* @param int mode Sets the gridline mode to one of the following values:
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* TREEVIEW_GRIDLINE_SOLID
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* TREEVIEW_GRIDLINE_DASHED
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* TREEVIEW_GRIDLINE_DOTTED
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* TREEVIEW_GRIDLINE_NONE
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*
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* @return void
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* @access public
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*/
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function setGridlineMode( $mode )
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{
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$this->_gridlineMode = $mode;
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} // end of member function setGridlineMode
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function setBackgroundMode ($mode)
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{
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$this->_backgroundMode = $mode;
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}
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function setMouseoverMode ($mode)
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{
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$this->_mouseoverMode = $mode;
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}
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function setBackgroundColors ($colors)
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{
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$this->_backgroundColors = $colors;
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}
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/**
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*
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*
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* @return void
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* @access public
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*/
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function render ($with_root = true)
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{
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$objects = $this->flatTraverse(0);
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if ($with_root == false)
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{
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unset($objects[0]);
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}
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$img = new cHTMLImage;
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$r_table = new cHTMLTable;
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$r_row = new cHTMLTableRow;
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$r_leftcell = new cHTMLTableData;
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$r_rightcell = new cHTMLTableData;
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$r_actioncell = new cHTMLTableData;
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$img_spacer = new cHTMLImage;
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$img_spacer->updateAttributes(array('width' => '16', 'height' => '20'));
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$img_spacer->setAlt("");
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$img_spacer->setSrc("images/spacer.gif");
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$img_spacer->advanceID();
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$r_table->setCellPadding(0);
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$r_table->setCellSpacing(0);
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$r_table->setWidth("100%");
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$r_rightcell->setStyleDefinition("padding-left", "3px");
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$r_rightcell->setVerticalAlignment("middle");
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$r_leftcell->setVerticalAlignment("middle");
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$r_leftcell->updateAttributes(array("nowrap" => "nowrap"));
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$r_rightcell->updateAttributes(array("nowrap" => "nowrap"));
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$r_actioncell->updateAttributes(array("nowrap" => "nowrap"));
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$r_leftcell->setWidth("1%");
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$r_rightcell->setWidth("100%");
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$r_actioncell->setAlignment("right");
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$r_actioncell->setWidth("1%");
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if (!is_object($this->_baseLink))
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{
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$this->_baseLink = new cHTMLLink;
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}
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$lastitem = array();
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foreach ($objects as $key => $object)
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{
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$img->setAlt("");
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$r_table->advanceID();
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$r_rightcell->advanceID();
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$r_leftcell->advanceID();
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$r_row->advanceID();
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$r_actioncell->advanceID();
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for ($level = 1; $level < $object->_level + 1; $level++)
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{
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if ($object->_level == $level)
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{
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if ($object->_next === false)
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{
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if (count($object->_subitems) > 0)
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{
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$link = $this->_setExpandCollapseLink($this->_baseLink, $object);
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$link->advanceID();
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$img->setSrc($this->_getExpandCollapseIcon($object));
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$img->advanceID();
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$link->setContent($img);
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$out .= $link->render();
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} else {
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if ($level == 1 && $with_root == false)
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{
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$out .= $img_spacer->render();
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} else {
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$img->setSrc($this->_buildImagePath("grid_linedownrightend.gif"));
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$img->advanceID();
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$out .= $img->render();
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}
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}
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$lastitem[$level] = true;
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} else {
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if (count($object->_subitems) > 0)
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{
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$link = $this->_setExpandCollapseLink($this->_baseLink, $object);
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$link->advanceID();
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$img->setSrc($this->_getExpandCollapseIcon($object));
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$img->advanceID();
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$link->setContent($img);
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$out .= $link->render();
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} else {
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if ($level == 1 && $with_root == false)
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{
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$out .= $img_spacer->render();
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} else {
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$img->setSrc($this->_buildImagePath("grid_linedownright.gif"));
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$out .= $img->render();
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}
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}
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$lastitem[$level] = false;
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}
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} else {
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if ($lastitem[$level] == true)
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{
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$out .= $img_spacer->render();
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} else {
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if ($level == 1 && $with_root == false)
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{
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$out .= $img_spacer->render();
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} else {
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$img->setSrc($this->_buildImagePath("/grid_linedown.gif"));
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$img->advanceID();
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$out .= $img->render();
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}
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}
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}
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}
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/* Fetch Render icon from the meta object */
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if (is_object($object->payload))
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{
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/* Fetch payload object */
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$meta = $object->payload->getMetaObject();
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if (is_object($meta))
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{
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$icon = $meta->getIcon();
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$actions = $meta->getActions();
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$r_actioncell->setContent($actions);
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$img->setAlt($meta->getDescription());
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$img->advanceID();
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/* Check if we've got an edit link */
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if (count($meta->_editAction) > 0)
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{
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$meta->defineActions();
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$edit = $meta->getAction($meta->_editAction);
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$edit->setIcon($icon);
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$renderedIcon = $edit->render();
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$edit->_link->setContent($object->_name);
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$edit->_link->advanceID();
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$renderedName = $edit->_link->render();
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} else {
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$img->setSrc($icon);
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$renderedIcon = $img->render();
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$renderedName = $object->_name;
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}
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}
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} else {
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if (isset($object->_attributes["icon"]))
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{
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$img->setSrc($object->_attributes["icon"]);
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$renderedIcon = $img->render();
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$renderedName = $object->_name;
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} else {
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/* Fetch tree icon */
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if ($object->_id == 0)
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{
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$icon = $object->_treeIcon;
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$img->setSrc($icon);
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$renderedIcon = $img->render();
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$renderedName = $object->_name;
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} else {
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$icon = $object->_treeIcon;
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$img->setSrc($icon);
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$renderedIcon = $img->render();
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$renderedName = $object->_name;
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}
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}
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}
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if ($this->_backgroundMode == TREEVIEW_BACKGROUND_SHADED)
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{
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if (current($this->_backgroundColors) === false)
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{
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reset($this->_backgroundColors);
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}
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$color = current($this->_backgroundColors);
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next($this->_backgroundColors);
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$r_rightcell->setBackgroundColor($color);
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$r_leftcell->setBackgroundColor($color);
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$r_actioncell->setBackgroundColor($color);
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}
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$img->setSrc($icon);
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$r_leftcell->setContent($out . $renderedIcon);
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$r_rightcell->setContent($renderedName);
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$r_row->setContent(array($r_leftcell, $r_rightcell, $r_actioncell));
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$r_table->setContent($r_row);
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$result .= $r_table->render();
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unset($out);
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}
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return ('<table cellspacing="0" cellpadding="0" width="100%" border="0"><tr><td>'.$result.'</td></tr></table>');
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} // end of member function render
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function _getExpandCollapseIcon ($object)
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{
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if ($object->_collapsed == true)
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{
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return ($this->_buildImagePath("grid_expand.gif"));
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} else {
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return ($this->_buildImagePath("grid_collapse.gif"));
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}
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}
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function _setExpandCollapseLink ($link, $object)
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{
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if (!empty($this->_name))
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{
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$treename = $this->_name."_";
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}
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unset($link->_custom[$treename."expand"]);
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unset($link->_custom[$treename."collapse"]);
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if ($object->_collapsed == true)
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{
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$link->setCustom($treename."expand", $object->_id);
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} else {
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$link->setCustom($treename."collapse", $object->_id);
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}
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return ($link);
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}
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function _buildImagePath($image)
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{
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return ("./images/".$this->_gridlineMode."/".$image);
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}
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|
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function setBaseLink ($link)
|
||
{
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$this->_baseLink = $link;
|
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}
|
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} // end of cWidgetTreeView
|
||
?>
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