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1 /* | 1 /* |
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) | 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
3 * (C) 1999 Antti Koivisto (koivisto@kde.org) | 3 * (C) 1999 Antti Koivisto (koivisto@kde.org) |
4 * (C) 2001 Dirk Mueller (mueller@kde.org) | 4 * (C) 2001 Dirk Mueller (mueller@kde.org) |
5 * Copyright (C) 2004, 2005, 2006, 2007, 2010 Apple Inc. All rights reserved. | 5 * Copyright (C) 2004, 2005, 2006, 2007, 2010 Apple Inc. All rights reserved. |
6 * (C) 2006 Alexey Proskuryakov (ap@nypop.com) | 6 * (C) 2006 Alexey Proskuryakov (ap@nypop.com) |
7 * | 7 * |
8 * This library is free software; you can redistribute it and/or | 8 * This library is free software; you can redistribute it and/or |
9 * modify it under the terms of the GNU Library General Public | 9 * modify it under the terms of the GNU Library General Public |
10 * License as published by the Free Software Foundation; either | 10 * License as published by the Free Software Foundation; either |
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236 } | 236 } |
237 | 237 |
238 void HTMLLabelElement::accessKeyAction(bool sendMouseEvents) | 238 void HTMLLabelElement::accessKeyAction(bool sendMouseEvents) |
239 { | 239 { |
240 if (HTMLElement* element = control()) | 240 if (HTMLElement* element = control()) |
241 element->accessKeyAction(sendMouseEvents); | 241 element->accessKeyAction(sendMouseEvents); |
242 else | 242 else |
243 HTMLElement::accessKeyAction(sendMouseEvents); | 243 HTMLElement::accessKeyAction(sendMouseEvents); |
244 } | 244 } |
245 | 245 |
246 void HTMLLabelElement::updateLabel(TreeScope& scope, const AtomicString& oldForA
ttributeValue, const AtomicString& newForAttributeValue) | |
247 { | |
248 if (!inShadowIncludingDocument()) | |
249 return; | |
250 | |
251 if (oldForAttributeValue == newForAttributeValue) | |
252 return; | |
253 | |
254 if (!oldForAttributeValue.isEmpty()) | |
255 scope.removeLabel(oldForAttributeValue, this); | |
256 if (!newForAttributeValue.isEmpty()) | |
257 scope.addLabel(newForAttributeValue, this); | |
258 } | |
259 | |
260 Node::InsertionNotificationRequest HTMLLabelElement::insertedInto(ContainerNode*
insertionPoint) | 246 Node::InsertionNotificationRequest HTMLLabelElement::insertedInto(ContainerNode*
insertionPoint) |
261 { | 247 { |
262 InsertionNotificationRequest result = HTMLElement::insertedInto(insertionPoi
nt); | 248 InsertionNotificationRequest result = HTMLElement::insertedInto(insertionPoi
nt); |
263 FormAssociatedElement::insertedInto(insertionPoint); | 249 FormAssociatedElement::insertedInto(insertionPoint); |
264 if (insertionPoint->isInTreeScope()) { | |
265 TreeScope& scope = insertionPoint->treeScope(); | |
266 if (scope == treeScope() && scope.shouldCacheLabelsByForAttribute()) | |
267 updateLabel(scope, nullAtom, fastGetAttribute(forAttr)); | |
268 } | |
269 | 250 |
270 // Trigger for elements outside of forms. | 251 // Trigger for elements outside of forms. |
271 if (!formOwner() && insertionPoint->inShadowIncludingDocument()) | 252 if (!formOwner() && insertionPoint->inShadowIncludingDocument()) |
272 document().didAssociateFormControl(this); | 253 document().didAssociateFormControl(this); |
273 | 254 |
274 return result; | 255 return result; |
275 } | 256 } |
276 | 257 |
277 void HTMLLabelElement::removedFrom(ContainerNode* insertionPoint) | 258 void HTMLLabelElement::removedFrom(ContainerNode* insertionPoint) |
278 { | 259 { |
279 if (insertionPoint->isInTreeScope() && treeScope() == document()) { | |
280 TreeScope& treeScope = insertionPoint->treeScope(); | |
281 if (treeScope.shouldCacheLabelsByForAttribute()) | |
282 updateLabel(treeScope, fastGetAttribute(forAttr), nullAtom); | |
283 } | |
284 HTMLElement::removedFrom(insertionPoint); | 260 HTMLElement::removedFrom(insertionPoint); |
285 FormAssociatedElement::removedFrom(insertionPoint); | 261 FormAssociatedElement::removedFrom(insertionPoint); |
286 document().removeFormAssociation(this); | 262 document().removeFormAssociation(this); |
287 } | 263 } |
288 | 264 |
289 DEFINE_TRACE(HTMLLabelElement) | 265 DEFINE_TRACE(HTMLLabelElement) |
290 { | 266 { |
291 HTMLElement::trace(visitor); | 267 HTMLElement::trace(visitor); |
292 FormAssociatedElement::trace(visitor); | 268 FormAssociatedElement::trace(visitor); |
293 } | 269 } |
294 | 270 |
295 void HTMLLabelElement::parseAttribute(const QualifiedName& attributeName, const
AtomicString& oldValue, const AtomicString& attributeValue) | 271 void HTMLLabelElement::parseAttribute(const QualifiedName& attributeName, const
AtomicString& oldValue, const AtomicString& attributeValue) |
296 { | 272 { |
297 if (attributeName == formAttr) { | 273 if (attributeName == formAttr) { |
298 formAttributeChanged(); | 274 formAttributeChanged(); |
299 UseCounter::count(document(), UseCounter::HTMLLabelElementFormContentAtt
ribute); | 275 UseCounter::count(document(), UseCounter::HTMLLabelElementFormContentAtt
ribute); |
300 } else { | 276 } else { |
301 if (attributeName == forAttr) { | |
302 TreeScope& scope = treeScope(); | |
303 if (scope.shouldCacheLabelsByForAttribute()) | |
304 updateLabel(scope, oldValue, attributeValue); | |
305 } | |
306 HTMLElement::parseAttribute(attributeName, oldValue, attributeValue); | 277 HTMLElement::parseAttribute(attributeName, oldValue, attributeValue); |
307 } | 278 } |
308 } | 279 } |
309 | 280 |
310 } // namespace blink | 281 } // namespace blink |
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