1<?php
2// $Header: /cvsroot/html2ps/box.select.php,v 1.24 2007/01/03 19:39:29 Konstantin Exp $
3
4class SelectBox extends InlineControlBox {
5  var $_name;
6  var $_value;
7  var $_options;
8
9  function SelectBox($name, $value, $options) {
10    // Call parent constructor
11    $this->InlineBox();
12
13    $this->_name    = $name;
14    $this->_value   = $value;
15    $this->_options = $options;
16  }
17
18  function &create(&$root, &$pipeline) {
19    $name = $root->get_attribute('name');
20
21    $value = '';
22    $options = array();
23
24    // Get option list
25    $child = $root->first_child();
26    $content = '';
27    $size = 0;
28    while ($child) {
29      if ($child->node_type() == XML_ELEMENT_NODE) {
30        $size = max($size, strlen($child->get_content()));
31        if (empty($content) || $child->has_attribute('selected')) {
32          $content = preg_replace('/\s/',' ',$child->get_content());
33          $value   = trim($child->get_content());
34        };
35
36        if ($child->has_attribute('value')) {
37          $options[] = array($child->get_attribute('value'),
38                             $child->get_content());
39        } else {
40          $options[] = array($child->get_content(),
41                             $child->get_content());
42        };
43      };
44      $child = $child->next_sibling();
45    };
46    $content = str_pad($content, $size*SIZE_SPACE_KOEFF + SELECT_SPACE_PADDING, ' ');
47
48    $box =& new SelectBox($name, $value, $options);
49    $box->readCSS($pipeline->get_current_css_state());
50    $box->setup_content($content, $pipeline);
51
52    return $box;
53  }
54
55  function show(&$driver) {
56    global $g_config;
57    if ($g_config['renderforms']) {
58      return $this->show_field($driver);
59    } else {
60      return $this->show_rendered($driver);
61    };
62  }
63
64  function show_field(&$driver) {
65    if (is_null(GenericFormattedBox::show($driver))) {
66      return null;
67    };
68
69    $driver->field_select($this->get_left_padding(),
70                          $this->get_top_padding(),
71                          $this->get_width()  + $this->get_padding_left() + $this->get_padding_right(),
72                          $this->get_height(),
73                          $this->_name,
74                          $this->_value,
75                          $this->_options);
76    return true;
77  }
78
79  function show_rendered(&$driver) {
80    // Now set the baseline of a button box to align it vertically when flowing isude the
81    // text line
82    $this->default_baseline = $this->content[0]->baseline + $this->get_extra_top();
83    $this->baseline         = $this->content[0]->baseline + $this->get_extra_top();
84
85    if (is_null(GenericContainerBox::show($driver))) {
86      return null;
87    };
88
89    $this->show_button($driver);
90    return true;
91  }
92
93  function show_button(&$driver) {
94    $padding = $this->get_css_property(CSS_PADDING);
95    $button_height = $this->get_height() + $padding->top->value + $padding->bottom->value;
96
97    // Show arrow button box
98    $driver->setrgbcolor(0.93, 0.93, 0.93);
99    $driver->moveto($this->get_right_padding(), $this->get_top_padding());
100    $driver->lineto($this->get_right_padding() - $button_height, $this->get_top_padding());
101    $driver->lineto($this->get_right_padding() - $button_height, $this->get_bottom_padding());
102    $driver->lineto($this->get_right_padding(), $this->get_bottom_padding());
103    $driver->closepath();
104    $driver->fill();
105
106    // Show box boundary
107    $driver->setrgbcolor(0,0,0);
108    $driver->moveto($this->get_right_padding(), $this->get_top_padding());
109    $driver->lineto($this->get_right_padding() - $button_height, $this->get_top_padding());
110    $driver->lineto($this->get_right_padding() - $button_height, $this->get_bottom_padding());
111    $driver->lineto($this->get_right_padding(), $this->get_bottom_padding());
112    $driver->closepath();
113    $driver->stroke();
114
115    // Show arrow
116    $driver->setrgbcolor(0,0,0);
117    $driver->moveto($this->get_right_padding() - SELECT_BUTTON_TRIANGLE_PADDING,
118                      $this->get_top_padding() - SELECT_BUTTON_TRIANGLE_PADDING);
119    $driver->lineto($this->get_right_padding() - $button_height + SELECT_BUTTON_TRIANGLE_PADDING,
120                      $this->get_top_padding() - SELECT_BUTTON_TRIANGLE_PADDING);
121    $driver->lineto($this->get_right_padding() - $button_height/2, $this->get_bottom_padding() + SELECT_BUTTON_TRIANGLE_PADDING);
122    $driver->closepath();
123    $driver->fill();
124
125    return true;
126  }
127}
128?>