color_selector.class.inc

groupoffice

<?php
/**
 * @copyright Intermesh 2003
 * @author Merijn Schering <[e-mail]>
 * @version $Revision: 1.8 $ $Date: 2005/07/20 10:06:20 $

   This program is free software; you can redistribute it and/or modify it
   under the terms of the GNU General Public License as published by the
   Free Software Foundation; either version 2 of the License, or (at your
   option) any later version.

 * @package Framework
 * @subpackage Controls
 */

/**
 * Prints a color selector with custom colors
 *
 * @package Framework
 * @subpackage Controls
 * 
 * @access public
 */
class color_selector extends table
{
	/**
	* The array of colors to be selectable
	*
	* @var     String
	* @access  private
	*/	
  var $colors = array();
  
  var $form_name = 'forms[0]';

	/**
	* Adds a color to the control
	*
	* @param String $color_code The Hexadecimal color code
	* @access  public
	* @retrun void
	*/	
  function add_color($color_code)
  {
    $this->colors[] = $color_code;
  }

	/**
	* Prints the color selector
	*
	* @param String $name The name of the control
	* @param String $selected_color The selected color code
	* @param String $form_name The form name where the color selector is in
	* @access  public
	* @retrun void
	*/	
  function color_selector($id, $name, $value, $form_name ='forms[0]')
  {
    global $GO_THEME;
    
    $this->value= $value;
    $this->name= $name;
    $this->form_name= $form_name;    
    
    $this->set_attribute('id', $id);    
  }
  
  function get_html()
  {
  	if (!in_array($this->value, $this->colors))
    {
			$this->value = $this->colors[0];
    }
    
    $this->add_outerhtml_element(new input('hidden', $this->name, $this->value, false));    
    
  	$row = new table_row();    
    $img = new image('blank');
    $img->set_attribute('style', 'height:16px;width:16px;border:0px;');
   
   	while ($color_code = array_shift($this->colors))
   	{
	    $cell = new table_cell();
	    $cell->add_html_element(new hyperlink('javascript:select_background_'.$this->attributes['id'] .'(\''.$color_code.'\')', $img->get_html()));
	    $cell->set_attribute('id', $this->attributes['id'].'_'.$color_code);
	    $cell->set_attribute('style', 'background-color: #'.$color_code.'; border: 1px solid #aaa;');	    
	    $row->add_cell($cell);
	   }
	   
	   $this->add_row($row);
	   	   
	   return parent::get_html()."
      <script type=\"text/javascript\" language=\"javascript\">
      function select_background_".$this->attributes['id'] ."(color)
      {
				active_table_cell = get_object('".$this->attributes['id']."_'+document.".$this->form_name.".elements['".$this->name."'].value);
				table_cell = get_object('".$this->attributes['id']."_'+color);
				active_table_cell.style.border = '1px solid #aaa';
				table_cell.style.border = '2px solid black';
				document.".$this->form_name.".elements['".$this->name."'].value = color;
      }
    select_background_".$this->attributes['id']."('".$this->value."');
    </script>";
  }
}
?>