Total Complexity | 47 |
Total Lines | 262 |
Duplicated Lines | 0 % |
Changes | 1 | ||
Bugs | 0 | Features | 0 |
Complex classes like HtmlDropdown often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
While breaking up the class, it is a good idea to analyze how other classes use HtmlDropdown, and based on these observations, apply Extract Interface, too.
1 | <?php |
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16 | class HtmlDropdown extends HtmlButton { |
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17 | protected $btnCaption="Dropdown button"; |
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18 | protected $class="dropdown-toggle"; |
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19 | protected $mClass="dropdown"; |
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20 | protected $mTagName="div"; |
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21 | protected $items=array (); |
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22 | |||
23 | /** |
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24 | * |
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25 | * @param string $identifier the id |
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26 | */ |
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27 | public function __construct($identifier, $value="", $items=array(), $cssStyle=null, $onClick=null) { |
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28 | parent::__construct($identifier, "", $cssStyle, $onClick); |
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29 | $this->_template=include 'templates/tplDropdown.php'; |
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30 | $this->btnCaption=$value; |
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31 | $this->tagName="a"; |
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32 | $this->fromArray($items); |
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33 | if ($cssStyle!==NULL) { |
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34 | $this->asButton($cssStyle); |
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35 | } |
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36 | } |
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37 | |||
38 | /** |
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39 | * Define the tagName of the main element |
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40 | * @param string $value default : div |
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41 | */ |
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42 | public function setMTagName($value) { |
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43 | $this->mTagName=$value; |
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44 | } |
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45 | |||
46 | /** |
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47 | * define the button style |
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48 | * avaible values : "btn-default","btn-primary","btn-success","btn-info","btn-warning","btn-danger" |
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49 | * @param string|int $cssStyle |
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50 | * @return \Ajax\bootstrap\html\HtmlDropdown default : "btn-default" |
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51 | */ |
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52 | public function setStyle($cssStyle) { |
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53 | if (is_int($cssStyle)) { |
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54 | return $this->addToMember($this->class, CssRef::buttonStyles()[$cssStyle]); |
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55 | } |
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56 | if (JString::startsWith($cssStyle, "btn-")===false) { |
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57 | $cssStyle="btn".$cssStyle; |
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58 | } |
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59 | return $this->addToMemberCtrl($this->class, $cssStyle, CssRef::buttonStyles()); |
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60 | } |
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61 | |||
62 | /* |
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63 | * (non-PHPdoc) |
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64 | * @see \Ajax\bootstrap\html\HtmlButton::setValue() |
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65 | */ |
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66 | public function setValue($value) { |
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67 | $this->btnCaption=$value; |
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68 | } |
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69 | |||
70 | /** |
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71 | * define the buttons size |
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72 | * available values : "btn-group-lg","","btn-group-sm","btn-group-xs" |
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73 | * @param string|int $size |
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74 | * @return HtmlDropdown |
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75 | * default : "" |
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76 | */ |
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77 | public function setSize($size) { |
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78 | if (is_int($size)) { |
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79 | return $this->addToProperty("class", CssRef::sizes("btn-group")[$size]); |
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80 | } |
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81 | return $this->addToPropertyCtrl("class", $size, CssRef::sizes("btn-group")); |
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82 | } |
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83 | |||
84 | /** |
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85 | * add an HtmlDropdownItem |
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86 | * @param string $caption |
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87 | * @param string $href |
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88 | * @return HtmlDropdownItem |
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89 | */ |
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90 | public function addItem($caption, $href="#") { |
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91 | if($caption instanceof HtmlDropdownItem){ |
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92 | $item=$caption; |
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93 | }else{ |
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94 | $iid=$this->getItemsCount()+1; |
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95 | $item=new HtmlDropdownItem($this->identifier."-dropdown-item-".$iid); |
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96 | $item->setCaption($caption)->setHref($href); |
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97 | } |
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98 | $this->items []=$item; |
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99 | return $item; |
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100 | } |
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101 | |||
102 | public function addDivider() { |
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103 | return $this->addItem("-"); |
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104 | } |
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105 | |||
106 | public function addHeader($caption) { |
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107 | return $this->addItem("-".$caption); |
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108 | } |
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109 | |||
110 | public function addItems($items) { |
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111 | $iid=$this->getItemsCount()+1; |
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112 | if (\is_array($items)) { |
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113 | foreach ( $items as $item ) { |
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114 | if (is_string($item)) { |
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115 | $this->addItem($item); |
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116 | } else if (\is_array($item)) { |
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117 | $dropDownItem=new HtmlDropdownItem($this->identifier."-dropdown-item-".$iid); |
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118 | $dropDownItem->fromArray($item); |
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119 | $this->items []=$dropDownItem; |
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120 | } else if ($item instanceof HtmlDropdownItem) { |
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121 | $this->items []=$item; |
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122 | } |
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123 | } |
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124 | } |
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125 | return $this; |
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126 | } |
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127 | |||
128 | /* |
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129 | * (non-PHPdoc) |
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130 | * @see BaseHtml::fromArray() |
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131 | */ |
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132 | public function fromArray($array) { |
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133 | if (array_keys($array)!==range(0, count($array)-1)) |
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134 | return parent::fromArray($array); |
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135 | else |
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136 | return $this->addItems($array); |
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137 | } |
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138 | |||
139 | public function setItems($items) { |
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140 | $this->items=array (); |
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141 | $this->addItems($items); |
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142 | } |
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143 | |||
144 | /** |
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145 | * Return the item at $index |
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146 | * @param int $index |
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147 | * @return HtmlDropdownItem |
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148 | */ |
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149 | public function getItem($index) { |
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150 | return $this->items [$index]; |
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151 | } |
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152 | |||
153 | public function setBtnClass($value) { |
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154 | $this->class=$value; |
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155 | } |
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156 | |||
157 | public function setMClass($value) { |
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158 | $this->mClass=$value; |
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159 | } |
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160 | |||
161 | public function addBtnClass($value) { |
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162 | $this->addToMember($this->class, $value); |
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163 | } |
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164 | |||
165 | public function addmClass($value) { |
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166 | $this->addToMember($this->mClass, $value); |
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167 | } |
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168 | |||
169 | /* |
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170 | * (non-PHPdoc) |
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171 | * @see BaseHtml::run() |
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172 | */ |
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173 | public function run(JsUtils $js) { |
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174 | if ($this->getProperty("role")==="nav") { |
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175 | foreach ( $this->items as $dropdownItem ) { |
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176 | $dropdownItem->runNav($js); |
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177 | } |
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178 | } |
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179 | $this->_bsComponent=$js->bootstrap()->dropdown("#".$this->identifier); |
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180 | $this->addEventsOnRun($js); |
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181 | return $this->_bsComponent; |
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182 | } |
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183 | |||
184 | /** |
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185 | * Sets the tagName's dropdown |
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186 | * @see BaseHtml::setTagName() |
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187 | */ |
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188 | public function setTagName($tagName) { |
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189 | if ($tagName=="button") |
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190 | $this->class="btn dropdown-toggle"; |
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191 | return parent::setTagName($tagName); |
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192 | } |
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193 | |||
194 | public function __toString() { |
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195 | return $this->compile(); |
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196 | } |
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197 | |||
198 | public function setBtnCaption($btnCaption) { |
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199 | $this->btnCaption=$btnCaption; |
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200 | return $this; |
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201 | } |
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202 | |||
203 | public function getItemsCount() { |
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205 | } |
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206 | |||
207 | public function setAlignment($alignment) { |
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208 | if (is_int($alignment)) |
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209 | $alignment="dropdown-menu-".CssRef::alignment()[$alignment]; |
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210 | return $this->addToMemberCtrl($this->class, $alignment, CssRef::alignment()); |
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211 | } |
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212 | |||
213 | public function dropup() { |
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214 | $this->addToMember($this->mClass, "dropup"); |
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215 | } |
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216 | |||
217 | public function getItems() { |
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218 | return $this->items; |
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219 | } |
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220 | |||
221 | public function asButton($cssStyle="btn-primary") { |
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222 | $this->setTagName("button"); |
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223 | $this->setBtnClass("btn dropdown-toggle"); |
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224 | $this->setStyle($cssStyle); |
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225 | } |
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226 | |||
227 | /** |
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228 | * This event fires immediately when the show instance method is called. |
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229 | * @param string $jsCode |
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230 | * @return $this |
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231 | */ |
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232 | public function onShow($jsCode) { |
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233 | return $this->addEvent("show.bs.dropdown", $jsCode); |
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234 | } |
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235 | |||
236 | /** |
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237 | * This event is fired when a dropdown element has been made visible to the user (will wait for CSS transitions to complete). |
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238 | * @param string $jsCode |
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239 | * @return $this |
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240 | */ |
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241 | public function onShown($jsCode) { |
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242 | return $this->addEvent("shown.bs.dropdown", $jsCode); |
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243 | } |
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244 | |||
245 | /** |
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246 | * This event is fired immediately when the hide method has been called. |
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247 | * @param string $jsCode |
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248 | * @return $this |
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249 | */ |
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250 | public function onHide($jsCode) { |
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251 | return $this->addEvent("hide.bs.dropdown", $jsCode); |
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252 | } |
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253 | |||
254 | /** |
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255 | * This event is fired when a dropdown element has been hidden from the user (will wait for CSS transitions to complete). |
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256 | * @param string $jsCode |
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257 | * @return $this |
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258 | */ |
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259 | public function onHidden($jsCode) { |
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261 | } |
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262 | |||
263 | |||
264 | /* (non-PHPdoc) |
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265 | * @see \Ajax\bootstrap\html\base\BaseHtml::on() |
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266 | */ |
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267 | public function on($event, $jsCode, $stopPropagation = false, $preventDefault = false) { |
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268 | foreach ($this->items as $item){ |
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269 | $item->on($event, $jsCode,$stopPropagation,$preventDefault); |
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270 | } |
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271 | } |
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272 | |||
273 | /* (non-PHPdoc) |
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274 | * @see \Ajax\bootstrap\html\base\BaseHtml::fromDatabaseObject() |
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275 | */ |
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276 | public function fromDatabaseObject($object, $function) { |
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277 | $this->addItem($function($object)); |
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278 | } |
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279 | |||
280 | } |
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281 |