/[cvs]/nfo/php/libs/com.newsblob.phphtmllib/form/form_elements/FERadioGroup.inc
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revision 1.1 by jonen, Sat Feb 22 21:07:48 2003 UTC revision 1.4 by jonen, Thu Aug 11 14:09:59 2005 UTC
# Line 4  Line 4 
4   *   *
5   * $Id$   * $Id$
6   *   *
7   * @author Walter A. Boring IV <waboring@buildabetterweb.com>   * @author Walter A. Boring IV <waboring@newsblob.com>
8   * @author Suren Markosyan <suren@bcsweb.com>   * @author Suren Markosyan <suren@bcsweb.com>
9   * @package phpHtmlLib   * @package phpHtmlLib
10   * @subpackage FormProcessing   * @subpackage FormProcessing
# Line 21  Line 21 
21   * It has no validation method.   * It has no validation method.
22   *   *
23   *   *
24   * @author Walter A. Boring IV <waboring@buildabetterweb.com>   * @author Walter A. Boring IV <waboring@newsblob.com>
25   * @author Suren Markossian <suren@bcsweb.com>   * @author Suren Markossian <suren@bcsweb.com>
26   * @package phpHtmlLib   * @package phpHtmlLib
27   * @subpackage FormProcessing   * @subpackage FormProcessing
# Line 38  class FERadioGroup extends FormElement { Line 38  class FERadioGroup extends FormElement {
38      var $_data_list = array();      var $_data_list = array();
39    
40      /**      /**
41         * the br flag
42         */
43        var $_br_flag=FALSE;
44    
45        /**
46       * The constructor       * The constructor
47       *       *
48       * @param label string - text label for the element       * @param label string - text label for the element
49       * @param array - the name => value pairs of the radio       * @param array - the name => value pairs of the radio
50       *                buttons text => value       *                buttons text => value
51         * @param boolean - required flag
52       */       */
53      function FERadioGroup($label, $data_list=array()) {      function FERadioGroup($label, $data_list=array(), $required=true) {
54          $this->FormElement($label, true);          $this->FormElement($label, $required);
55          foreach ($data_list as $name=>$value) {          foreach ($data_list as $name=>$value) {
56              $this->_data_list[] = array($name=>$value);              $this->_data_list[] = array($name=>$value);
57          }          }
# Line 64  class FERadioGroup extends FormElement { Line 70  class FERadioGroup extends FormElement {
70       * @param mixed - the value to look up       * @param mixed - the value to look up
71       * @return string - the text associated       * @return string - the text associated
72       */       */
73      function get_value_text($value) {      function get_value_text() {
74            $value = $this->get_value();
75          foreach( $this->_data_list as $arr) {          foreach( $this->_data_list as $arr) {
76              $flip = array_flip($arr);              $flip = array_flip($arr);
77              if ($flip[$value]) {              if (isset($flip[$value])) {
78                  return $flip[$value];                  return $flip[$value];
79              }              }
80          }          }
# Line 76  class FERadioGroup extends FormElement { Line 83  class FERadioGroup extends FormElement {
83    
84    
85      /**      /**
86         * This function is used to set the br flag
87         * that will automatically add a BR tag after
88         * each radio button
89         *
90         * @param boolean
91         */
92        function set_br_flag($flag=TRUE) {
93            $this->_br_flag = $flag;
94        }
95    
96    
97        /**
98       * This function builds and returns the       * This function builds and returns the
99       * form element object       * form element object
100       *       *
101         * @param int the index to get
102         * @param boolean the br flag.
103         *        NOTE: the class's br flag takes precedence.
104       * @return object       * @return object
105       */       */
106      function get_element($index=NULL, $br_flag=FALSE) {      function get_element($index=NULL, $br_flag=FALSE) {
107          $container = container();          $container = container();
108    
109          if ($index == NULL) {          if ($br_flag != $this->_br_flag) {
110                $br_flag = $this->_br_flag;
111            }
112    
113            if ($index === NULL) {
114              $count = count( $this->_data_list );              $count = count( $this->_data_list );
115              for ($x=0;$x<=$count-1;$x++) {              for ($x=0;$x<=$count-1;$x++) {
116                  if ($br_flag) {                  if ($br_flag) {
# Line 96  class FERadioGroup extends FormElement { Line 122  class FERadioGroup extends FormElement {
122    
123              }              }
124          } else {          } else {
125              $container->add( $this->_get_index_element($index), $br );              $container->add( $this->_get_index_element($index));
126          }          }
127    
128          return $container;          return $container;
# Line 117  class FERadioGroup extends FormElement { Line 143  class FERadioGroup extends FormElement {
143          list($name, $value) = each($this->_data_list[$index]);          list($name, $value) = each($this->_data_list[$index]);
144          $attributes["value"] = $value;          $attributes["value"] = $value;
145    
146            $id_name = $this->get_element_name().'_'.$index;
147            $attributes['id'] = $id_name;
148    
149            $attr_onclick = isset($attributes["onclick"])?$attributes["onclick"]:"";
150    
151          if (($value == $this->get_value()))          if (($value == $this->get_value()))
152              $attributes[] = "checked";              $attributes[] = "checked";
# Line 125  class FERadioGroup extends FormElement { Line 155  class FERadioGroup extends FormElement {
155    
156          //now build the href so we can click on it.          //now build the href so we can click on it.
157          $attr["class"] ="form_link";          $attr["class"] ="form_link";
158          $attr["href"] = "#";          $attr["href"] = "javascript:void(0)";
159          $js = "javascript: function check(item){item.click();} ".  
160                "check(".$this->get_element_name().".item($index));";          $js = "e=document.getElementById('".$id_name."'); e.click();";
161          $attr["onclick"] = $js;          $attr["onclick"] = $js.$attr_onclick;
162    
163          $href = new Atag($attr, $name);          $href = new Atag($attr, $name);
164    
# Line 148  class FERadioGroup extends FormElement { Line 178  class FERadioGroup extends FormElement {
178   * It has no validation method.   * It has no validation method.
179   *   *
180   *   *
181   * @author Walter A. Boring IV <waboring@buildabetterweb.com>   * @author Walter A. Boring IV <waboring@newsblob.com>
182   * @author Suren Markossian <suren@bcsweb.com>   * @author Suren Markossian <suren@bcsweb.com>
183   * @package phpHtmlLib   * @package phpHtmlLib
184   * @subpackage FormProcessing   * @subpackage FormProcessing
# Line 162  class FEYesNoRadioGroup extends FERadioG Line 192  class FEYesNoRadioGroup extends FERadioG
192       *       *
193       * @param label string - text label for the element       * @param label string - text label for the element
194       * @param bool required - is this a required element       * @param bool required - is this a required element
195         * @param string - the value to use for the 'yes' radio
196         *                 NOTE: default is 'yes'
197         * @param string - the value to use for the 'no' radio
198         *                 NOTE: default is 'no'
199       */       */
200      function FEYesNoRadioGroup($label, $required = TRUE) {      function FEYesNoRadioGroup($label, $required = TRUE,
201                                   $yes_value="yes", $no_value="no") {
202          $this->FormElement($label, $required);          $this->FormElement($label, $required);
203          $this->_data_list[] = array("Yes" => "yes");          $this->_data_list[] = array("Yes" => $yes_value);
204          $this->_data_list[] = array("No" => "no");          $this->_data_list[] = array("No" => $no_value);
205        }
206    }
207    
208    
209    /**
210     * This is a special FERadioButtonGroup form element
211     * that allows each of the radio buttons to show/hide
212     * a div on the fly.
213     *
214     * @author Walter A. Boring IV <waboring@newsblob.com>
215     * @author Suren Markossian <suren@bcsweb.com>
216     * @package phpHtmlLib
217     * @subpackage FormProcessing
218     *
219     * @copyright LGPL - See LICENCE
220     */
221    class FEActiveDIVRadioButtonGroup extends FERadioGroup {
222    
223    
224        function javascript() {
225            $name = $this->get_element_name();
226    
227            $js  = 'function '.$this->_form_name.'_'.$name."_activate(id) {\n";
228            $js .= "   var e,o;\n";
229            $js .= "    e = document.getElementById(id);\n";
230    
231            foreach ($this->_data_list as $button) {
232                list($name, $value) = each( $button );
233                $js .= "    o = document.getElementById('".$this->_id_name($name)."');\n";
234                $js .= "    o.style.display = 'none';\n";
235            }
236    
237            $js .= "    e.style.display = 'block';\n}\n\n";
238    
239            return $js;
240        }
241    
242    
243        /**
244         * This method builds an individual Radio button
245         * with its associated text
246         *
247         * @param int - the index
248         * @return INPUTtag of type radio
249         */
250        function _get_index_element($index) {
251            $element_name = $this->get_element_name();
252    
253            $attributes = $this->_build_element_attributes();
254            $attributes["type"] = "radio";
255    
256            list($name, $value) = each($this->_data_list[$index]);
257            $attributes["value"] = $value;
258    
259            $id_name = $this->get_element_name().'_'.$index;
260            $attributes['id'] = $id_name;
261    
262            $attributes['onclick'] = 'javascript:'.$this->_form_name.'_'.$element_name.
263                                     "_activate('".$this->_id_name($name)."');";
264    
265            if (($value == $this->get_value()))
266                $attributes['checked'] = "checked";
267    
268            $tag = new INPUTtag($attributes);
269    
270            //now build the href so we can click on it.
271            $attr["class"] ="form_link";
272            $attr["href"] = "javascript:void(0)";
273            $js = "javascript: function check(item){item.click();} ".
274                  "check(".$element_name.".item($index));";
275    
276            $js = "e=document.getElementById('".$id_name."'); e.click();";
277            $attr["onclick"] = $js;
278    
279            $href = new Atag($attr, $name);
280    
281            $c = container($tag, $href);
282            $c->set_collapse();
283            return $c;
284      }      }
285    
286    
287        /**
288         * This builds the magic div
289         *
290         * @param int the index
291         * @return DIVtag object
292         */
293        function build_div($index) {
294            //which one is selected?
295    
296            reset($this->_data_list[$index]);
297            list($name, $value) = each($this->_data_list[$index]);
298    
299            $style = 'position:absolute;left:0px;top:0px;';
300    
301            if ($value == $this->get_value()) {
302                //ok this item is selected!
303                //it needs to be visible first.
304                $style .= 'visibility:visible;';
305            } else {
306                $style .= 'visibility:hidden;';
307            }
308    
309            return new DIVtag(array('id' => $this->_id_name($name),
310                                    'style' => $style));
311        }
312    
313        function _id_name($name) {
314            return $this->_form_name.'_'.$this->get_element_name().
315                   '_'.$this->_sanitize_string($name);
316        }
317    
318  }  }
319  ?>  ?>
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