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Diffstat (limited to 'codebase/connector/treegrid_connector.php')
| -rw-r--r-- | codebase/connector/treegrid_connector.php | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/codebase/connector/treegrid_connector.php b/codebase/connector/treegrid_connector.php new file mode 100644 index 0000000..f074879 --- /dev/null +++ b/codebase/connector/treegrid_connector.php @@ -0,0 +1,120 @@ +<?php +/* + @author dhtmlx.com + @license GPL, see license.txt +*/ +require_once("grid_connector.php"); + +/*! DataItem class for TreeGrid component +**/ +class TreeGridDataItem extends GridDataItem{ + private $kids=-1;//!< checked state + + function __construct($data,$config,$index){ + parent::__construct($data,$config,$index); + $this->im0=false; + } + /*! return id of parent record + + @return + id of parent record + */ + function get_parent_id(){ + return $this->data[$this->config->relation_id["name"]]; + } + /*! assign image to treegrid's item + longer description + @param img + relative path to the image + */ + function set_image($img){ + $this->set_cell_attribute($this->config->text[0]["name"],"image",$img); + } + + /*! return count of child items + -1 if there is no info about childs + @return + count of child items + */ + function has_kids(){ + return $this->kids; + } + /*! sets count of child items + @param value + count of child items + */ + function set_kids($value){ + $this->kids=$value; + if ($value) + $this->set_row_attribute("xmlkids",$value); + } +} +/*! Connector for dhtmlxTreeGrid +**/ +class TreeGridConnector extends GridConnector{ + protected $parent_name = 'id'; + + /*! constructor + + Here initilization of all Masters occurs, execution timer initialized + @param res + db connection resource + @param type + string , which hold type of database ( MySQL or Postgre ), optional, instead of short DB name, full name of DataWrapper-based class can be provided + @param item_type + name of class, which will be used for item rendering, optional, DataItem will be used by default + @param data_type + name of class which will be used for dataprocessor calls handling, optional, DataProcessor class will be used by default. + * @param render_type + * name of class which will provides data rendering + */ + public function __construct($res,$type=false,$item_type=false,$data_type=false,$render_type=false){ + if (!$item_type) $item_type="TreeGridDataItem"; + if (!$data_type) $data_type="TreeGridDataProcessor"; + if (!$render_type) $render_type="TreeRenderStrategy"; + parent::__construct($res,$type,$item_type,$data_type,$render_type); + } + + /*! process treegrid specific options in incoming request */ + public function parse_request(){ + parent::parse_request(); + + if (isset($_GET[$this->parent_name])) + $this->request->set_relation($_GET[$this->parent_name]); + else + $this->request->set_relation("0"); + + $this->request->set_limit(0,0); //netralize default reaction on dyn. loading mode + } + + /*! renders self as xml, starting part + */ + protected function xml_start(){ + return "<rows parent='".$this->request->get_relation()."'>"; + } +} + +/*! DataProcessor class for Grid component +**/ +class TreeGridDataProcessor extends GridDataProcessor{ + + function __construct($connector,$config,$request){ + parent::__construct($connector,$config,$request); + $request->set_relation(false); + } + + /*! convert incoming data name to valid db name + converts c0..cN to valid field names + @param data + data name from incoming request + @return + related db_name + */ + function name_data($data){ + + if ($data=="gr_pid") + return $this->config->relation_id["name"]; + else return parent::name_data($data); + } +} +?>
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