| @@ 185-191 (lines=7) @@ | ||
| 182 | * @return AbstractNode |
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| 183 | * @uses $this->getChild() |
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| 184 | */ |
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| 185 | public function nextChild($id) |
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| 186 | {
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| 187 | $child = $this->getChild($id); |
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| 188 | $next = $this->children[$child->id()]['next']; |
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| 189 | ||
| 190 | return $this->getChild($next); |
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| 191 | } |
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| 192 | ||
| 193 | /** |
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| 194 | * Attempts to get the previous child. |
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| @@ 200-206 (lines=7) @@ | ||
| 197 | * @return AbstractNode |
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| 198 | * @uses $this->getChild() |
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| 199 | */ |
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| 200 | public function previousChild($id) |
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| 201 | {
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| 202 | $child = $this->getchild($id); |
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| 203 | $next = $this->children[$child->id()]['prev']; |
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| 204 | ||
| 205 | return $this->getChild($next); |
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| 206 | } |
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| 207 | ||
| 208 | /** |
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| 209 | * Checks if the given node id is a child of the |
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