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1 /* | 1 /* |
2 * Copyright (C) 2011, 2012 Google Inc. All rights reserved. | 2 * Copyright (C) 2011, 2012 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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30 | 30 |
31 #include "config.h" | 31 #include "config.h" |
32 #include "web/WebViewImpl.h" | 32 #include "web/WebViewImpl.h" |
33 | 33 |
34 #include "core/CSSValueKeywords.h" | 34 #include "core/CSSValueKeywords.h" |
35 #include "core/HTMLNames.h" | 35 #include "core/HTMLNames.h" |
36 #include "core/InputTypeNames.h" | 36 #include "core/InputTypeNames.h" |
37 #include "core/clipboard/DataObject.h" | 37 #include "core/clipboard/DataObject.h" |
38 #include "core/dom/Document.h" | 38 #include "core/dom/Document.h" |
39 #include "core/dom/DocumentMarkerController.h" | 39 #include "core/dom/DocumentMarkerController.h" |
40 #include "core/dom/ElementTraversal.h" | |
40 #include "core/dom/Fullscreen.h" | 41 #include "core/dom/Fullscreen.h" |
41 #include "core/dom/LayoutTreeBuilderTraversal.h" | 42 #include "core/dom/LayoutTreeBuilderTraversal.h" |
42 #include "core/dom/Text.h" | 43 #include "core/dom/Text.h" |
43 #include "core/editing/Editor.h" | 44 #include "core/editing/Editor.h" |
44 #include "core/editing/FrameSelection.h" | 45 #include "core/editing/FrameSelection.h" |
45 #include "core/editing/HTMLInterchange.h" | 46 #include "core/editing/HTMLInterchange.h" |
46 #include "core/editing/InputMethodController.h" | 47 #include "core/editing/InputMethodController.h" |
47 #include "core/editing/iterators/TextIterator.h" | 48 #include "core/editing/iterators/TextIterator.h" |
48 #include "core/editing/markup.h" | 49 #include "core/editing/markup.h" |
49 #include "core/events/KeyboardEvent.h" | 50 #include "core/events/KeyboardEvent.h" |
50 #include "core/events/UIEventWithKeyState.h" | 51 #include "core/events/UIEventWithKeyState.h" |
51 #include "core/events/WheelEvent.h" | 52 #include "core/events/WheelEvent.h" |
52 #include "core/fetch/UniqueIdentifier.h" | 53 #include "core/fetch/UniqueIdentifier.h" |
53 #include "core/frame/EventHandlerRegistry.h" | 54 #include "core/frame/EventHandlerRegistry.h" |
54 #include "core/frame/FrameHost.h" | 55 #include "core/frame/FrameHost.h" |
55 #include "core/frame/FrameView.h" | 56 #include "core/frame/FrameView.h" |
56 #include "core/frame/LocalFrame.h" | 57 #include "core/frame/LocalFrame.h" |
57 #include "core/frame/PinchViewport.h" | 58 #include "core/frame/PinchViewport.h" |
58 #include "core/frame/RemoteFrame.h" | 59 #include "core/frame/RemoteFrame.h" |
59 #include "core/frame/Settings.h" | 60 #include "core/frame/Settings.h" |
60 #include "core/frame/SmartClip.h" | 61 #include "core/frame/SmartClip.h" |
61 #include "core/frame/TopControls.h" | 62 #include "core/frame/TopControls.h" |
63 #include "core/html/HTMLFormElement.h" | |
62 #include "core/html/HTMLInputElement.h" | 64 #include "core/html/HTMLInputElement.h" |
63 #include "core/html/HTMLMediaElement.h" | 65 #include "core/html/HTMLMediaElement.h" |
64 #include "core/html/HTMLPlugInElement.h" | 66 #include "core/html/HTMLPlugInElement.h" |
65 #include "core/html/HTMLTextAreaElement.h" | 67 #include "core/html/HTMLTextAreaElement.h" |
66 #include "core/html/canvas/WebGLRenderingContext.h" | 68 #include "core/html/canvas/WebGLRenderingContext.h" |
67 #include "core/html/forms/PopupMenuClient.h" | 69 #include "core/html/forms/PopupMenuClient.h" |
68 #include "core/html/ime/InputMethodContext.h" | 70 #include "core/html/ime/InputMethodContext.h" |
69 #include "core/layout/LayoutPart.h" | 71 #include "core/layout/LayoutPart.h" |
70 #include "core/layout/LayoutView.h" | 72 #include "core/layout/LayoutView.h" |
71 #include "core/layout/TextAutosizer.h" | 73 #include "core/layout/TextAutosizer.h" |
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109 #include "platform/graphics/Color.h" | 111 #include "platform/graphics/Color.h" |
110 #include "platform/graphics/FirstPaintInvalidationTracking.h" | 112 #include "platform/graphics/FirstPaintInvalidationTracking.h" |
111 #include "platform/graphics/Image.h" | 113 #include "platform/graphics/Image.h" |
112 #include "platform/graphics/ImageBuffer.h" | 114 #include "platform/graphics/ImageBuffer.h" |
113 #include "platform/scroll/ScrollbarTheme.h" | 115 #include "platform/scroll/ScrollbarTheme.h" |
114 #include "platform/weborigin/SchemeRegistry.h" | 116 #include "platform/weborigin/SchemeRegistry.h" |
115 #include "public/platform/Platform.h" | 117 #include "public/platform/Platform.h" |
116 #include "public/platform/WebCompositeAndReadbackAsyncCallback.h" | 118 #include "public/platform/WebCompositeAndReadbackAsyncCallback.h" |
117 #include "public/platform/WebDragData.h" | 119 #include "public/platform/WebDragData.h" |
118 #include "public/platform/WebFloatPoint.h" | 120 #include "public/platform/WebFloatPoint.h" |
121 #include "public/platform/WebFocusType.h" | |
119 #include "public/platform/WebGestureCurve.h" | 122 #include "public/platform/WebGestureCurve.h" |
120 #include "public/platform/WebImage.h" | 123 #include "public/platform/WebImage.h" |
121 #include "public/platform/WebLayerTreeView.h" | 124 #include "public/platform/WebLayerTreeView.h" |
122 #include "public/platform/WebURLRequest.h" | 125 #include "public/platform/WebURLRequest.h" |
123 #include "public/platform/WebVector.h" | 126 #include "public/platform/WebVector.h" |
124 #include "public/web/WebAXObject.h" | 127 #include "public/web/WebAXObject.h" |
125 #include "public/web/WebActiveWheelFlingParameters.h" | 128 #include "public/web/WebActiveWheelFlingParameters.h" |
126 #include "public/web/WebAutofillClient.h" | 129 #include "public/web/WebAutofillClient.h" |
127 #include "public/web/WebBeginFrameArgs.h" | 130 #include "public/web/WebBeginFrameArgs.h" |
128 #include "public/web/WebFrameClient.h" | 131 #include "public/web/WebFrameClient.h" |
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2509 flags |= WebTextInputFlagAutocapitalizeCharacters; | 2512 flags |= WebTextInputFlagAutocapitalizeCharacters; |
2510 else if (autocapitalize == words) | 2513 else if (autocapitalize == words) |
2511 flags |= WebTextInputFlagAutocapitalizeWords; | 2514 flags |= WebTextInputFlagAutocapitalizeWords; |
2512 else if (autocapitalize == sentences) | 2515 else if (autocapitalize == sentences) |
2513 flags |= WebTextInputFlagAutocapitalizeSentences; | 2516 flags |= WebTextInputFlagAutocapitalizeSentences; |
2514 else | 2517 else |
2515 ASSERT_NOT_REACHED(); | 2518 ASSERT_NOT_REACHED(); |
2516 } | 2519 } |
2517 } | 2520 } |
2518 | 2521 |
2522 if (isListeningToKeyboardEvents(element)) | |
2523 flags |= WebTextInputFlagListeningToKeyboardEvents; | |
2524 | |
2525 if (nextFocusableElementInForm(element, WebFocusTypeForward)) | |
2526 flags |= WebTextInputFlagHaveNextFocusableElement; | |
2527 | |
2528 if (nextFocusableElementInForm(element, WebFocusTypeBackward)) | |
2529 flags |= WebTextInputFlagHavePreviousFocusableElement; | |
2530 | |
2519 return flags; | 2531 return flags; |
2520 } | 2532 } |
2521 | 2533 |
2534 Element* WebViewImpl::nextFocusableElementInForm(Element* element, WebFocusType focusType) | |
2535 { | |
2536 if (!element->isFormControlElement() && !element->isContentEditable()) | |
2537 return nullptr; | |
2538 | |
2539 HTMLFormElement* formOwner = nullptr; | |
2540 if (element->isContentEditable()) | |
2541 formOwner = Traversal<HTMLFormElement>::firstAncestor(*element); | |
2542 else | |
2543 formOwner = toHTMLFormControlElement(element)->formOwner(); | |
2544 | |
2545 if (!formOwner) | |
2546 return nullptr; | |
2547 | |
2548 Node* nextNode = element; | |
2549 while ((nextNode = page()->focusController().findFocusableNode(focusType, *n extNode))) { | |
2550 if (nextNode->isContentEditable() && nextNode->isDescendantOf(formOwner) ) | |
2551 return toElement(nextNode); | |
2552 if (!toElement(nextNode)->isFormControlElement()) | |
2553 continue; | |
2554 HTMLFormControlElement* formElement = toHTMLFormControlElement(nextNode) ; | |
2555 if (formElement->formOwner() != formOwner) | |
2556 continue; | |
2557 LayoutObject* layout = nextNode->layoutObject(); | |
2558 if (layout && layout->isTextControl()) { | |
2559 // TODO(ajith.v) Extend it for Select element, Radio button and Chec k boxes | |
2560 return toElement(nextNode); | |
2561 } | |
2562 } | |
2563 return nullptr; | |
2564 } | |
2565 | |
2566 bool WebViewImpl::isListeningToKeyboardEvents(Element* element) | |
2567 { | |
2568 if (!element->isFormControlElement() && !element->isContentEditable()) | |
2569 return false; | |
2570 | |
2571 bool hasKeyEventListener = element->hasEventListeners(EventTypeNames::keydow n) || element->hasEventListeners(EventTypeNames::keypress) || element->hasEventL isteners(EventTypeNames::keyup); | |
2572 if (hasKeyEventListener) | |
2573 return true; | |
2574 | |
2575 Document& document = element->document(); | |
2576 hasKeyEventListener = document.hasEventListeners(EventTypeNames::keydown) || document.hasEventListeners(EventTypeNames::keypress) || document.hasEventListen ers(EventTypeNames::keyup); | |
2577 if (hasKeyEventListener) | |
2578 return true; | |
2579 | |
2580 HTMLFormElement* formOwner = nullptr; | |
2581 if (element->isContentEditable()) | |
2582 formOwner = Traversal<HTMLFormElement>::firstAncestor(*element); | |
2583 else | |
2584 formOwner = toHTMLFormControlElement(element)->formOwner(); | |
2585 | |
2586 if (!formOwner) | |
2587 return false; | |
2588 | |
2589 hasKeyEventListener = formOwner->hasEventListeners(EventTypeNames::keydown) || formOwner->hasEventListeners(EventTypeNames::keypress) || formOwner->hasEvent Listeners(EventTypeNames::keyup); | |
tkent
2015/04/21 07:41:27
You don't need to check event listeners on the for
AKV
2015/04/21 07:52:59
Thanks. My idea was to return early, rather than t
| |
2590 if (hasKeyEventListener) | |
2591 return true; | |
2592 | |
2593 Element* parent = element; | |
2594 while ((parent = parent->parentElement())) { | |
tkent
2015/04/21 07:41:27
Node* node = element;
do {
if (node->hasEventL
AKV
2015/04/21 07:52:59
For returning early purpose, I added Element and D
| |
2595 hasKeyEventListener = parent->hasEventListeners(EventTypeNames::keydown) || parent->hasEventListeners(EventTypeNames::keypress) || parent->hasEventListe ners(EventTypeNames::keyup); | |
2596 if (hasKeyEventListener) | |
2597 return true; | |
2598 } | |
2599 return hasKeyEventListener; | |
2600 } | |
2601 | |
2602 void WebViewImpl::advanceFocusInForm(WebFocusType focusType) | |
2603 { | |
2604 Element* element = focusedElement(); | |
2605 if (!element) | |
2606 return; | |
2607 | |
2608 RefPtrWillBeRawPtr<Element> nextElement = nextFocusableElementInForm(element , focusType); | |
2609 if (!nextElement) | |
2610 return; | |
2611 | |
2612 nextElement->scrollIntoViewIfNeeded(true /*centerIfNeeded*/); | |
2613 nextElement->focus(false, focusType); | |
2614 } | |
2615 | |
2522 WebString WebViewImpl::inputModeOfFocusedElement() | 2616 WebString WebViewImpl::inputModeOfFocusedElement() |
2523 { | 2617 { |
2524 if (!RuntimeEnabledFeatures::inputModeAttributeEnabled()) | 2618 if (!RuntimeEnabledFeatures::inputModeAttributeEnabled()) |
2525 return WebString(); | 2619 return WebString(); |
2526 | 2620 |
2527 Element* element = focusedElement(); | 2621 Element* element = focusedElement(); |
2528 if (!element) | 2622 if (!element) |
2529 return WebString(); | 2623 return WebString(); |
2530 | 2624 |
2531 if (isHTMLInputElement(*element)) { | 2625 if (isHTMLInputElement(*element)) { |
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4457 return mainFrameImpl()->frameView()->layoutSize().width() == m_size.width | 4551 return mainFrameImpl()->frameView()->layoutSize().width() == m_size.width |
4458 || (constraints.minimumScale == constraints.maximumScale && constraints. minimumScale != -1); | 4552 || (constraints.minimumScale == constraints.maximumScale && constraints. minimumScale != -1); |
4459 } | 4553 } |
4460 | 4554 |
4461 void WebViewImpl::forceNextWebGLContextCreationToFail() | 4555 void WebViewImpl::forceNextWebGLContextCreationToFail() |
4462 { | 4556 { |
4463 WebGLRenderingContext::forceNextWebGLContextCreationToFail(); | 4557 WebGLRenderingContext::forceNextWebGLContextCreationToFail(); |
4464 } | 4558 } |
4465 | 4559 |
4466 } // namespace blink | 4560 } // namespace blink |
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