489 Zeilen
15 KiB
PHP
489 Zeilen
15 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 : $Date$
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*
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* <20> four for business AG, www.4fb.de
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*
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* $Id$
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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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/* * * 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 $_baseLink;
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function __construct($uuid, $treename = false) {
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global $cfg, $auth;
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parent::__construct();
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$this->_uuid = $uuid;
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//$this->setGridlineMode(TREEVIEW_GRIDLINE_DOTTED);
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if ($treename != false) {
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$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($auth->auth["uid"]);
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}
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function processParameters() {
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if (($items = $this->_user->getUserProperty("expandstate", $this->_uuid)) !== false) {
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$list = unserialize($items);
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foreach ($list as $litem) {
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$this->setCollapsed($litem);
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}
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}
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if (!empty($this->_name)) {
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$treename = $this->_name . "_";
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}
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if (array_key_exists($treename . "collapse", $_GET)) {
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$this->setCollapsed($_GET[$treename . "collapse"]);
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}
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if (array_key_exists($treename . "expand", $_GET)) {
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$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($mode) {
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$this->_gridlineMode = $mode;
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}
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// end of member function setGridlineMode
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function setBackgroundMode($mode) {
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$this->_backgroundMode = $mode;
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}
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function setMouseoverMode($mode) {
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$this->_mouseoverMode = $mode;
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}
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function setBackgroundColors($colors) {
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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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$objects = $this->flatTraverse(0);
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if ($with_root == false) {
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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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$this->_baseLink = new cHTMLLink;
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}
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$lastitem = array();
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foreach ($objects as $key => $object) {
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$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; $level++) {
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if ($object->_level == $level) {
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if ($object->_next === false) {
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if (count($object->_subitems) > 0) {
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$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 && $with_root == false) {
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$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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$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 && $with_root == false) {
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$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[$level] == true) {
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$out .= $img_spacer->render();
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} else {
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if ($level == 1 && $with_root == false) {
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$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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/* Fetch payload object */
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$meta = $object->payload->getMetaObject();
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if (is_object($meta)) {
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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($meta->_editAction) > 0) {
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$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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$img->setSrc($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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$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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if (current($this->_backgroundColors) === false) {
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reset($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>' . $result . '</td></tr></table>');
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}
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// end of member function render
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function _getExpandCollapseIcon($object) {
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if ($object->_collapsed == true) {
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return ($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, $object) {
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if (!empty($this->_name)) {
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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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$link->setCustom($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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return ("./images/" . $this->_gridlineMode . "/" . $image);
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}
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function setBaseLink($link) {
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$this->_baseLink = $link;
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}
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}
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