diff options
Diffstat (limited to 'Source/WebCore/dom/MouseEvent.cpp')
| -rw-r--r-- | Source/WebCore/dom/MouseEvent.cpp | 195 |
1 files changed, 58 insertions, 137 deletions
diff --git a/Source/WebCore/dom/MouseEvent.cpp b/Source/WebCore/dom/MouseEvent.cpp index 5682f8a53..b240a7dbf 100644 --- a/Source/WebCore/dom/MouseEvent.cpp +++ b/Source/WebCore/dom/MouseEvent.cpp @@ -2,7 +2,7 @@ * Copyright (C) 2001 Peter Kelly (pmk@post.com) * Copyright (C) 2001 Tobias Anton (anton@stud.fbi.fh-darmstadt.de) * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com) - * Copyright (C) 2003, 2005, 2006, 2008, 2013 Apple Inc. All rights reserved. + * Copyright (C) 2003-2016 Apple Inc. All rights reserved. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public @@ -23,7 +23,7 @@ #include "config.h" #include "MouseEvent.h" -#include "Clipboard.h" +#include "DataTransfer.h" #include "EventNames.h" #include "Frame.h" #include "FrameView.h" @@ -33,29 +33,13 @@ namespace WebCore { -MouseEventInit::MouseEventInit() - : screenX(0) - , screenY(0) - , clientX(0) - , clientY(0) - , ctrlKey(false) - , altKey(false) - , shiftKey(false) - , metaKey(false) - , button(0) - , relatedTarget(0) +Ref<MouseEvent> MouseEvent::create(const AtomicString& type, const MouseEventInit& initializer, IsTrusted isTrusted) { + return adoptRef(*new MouseEvent(type, initializer, isTrusted)); } -PassRefPtr<MouseEvent> MouseEvent::create(const AtomicString& type, const MouseEventInit& initializer) +Ref<MouseEvent> MouseEvent::create(const AtomicString& eventType, DOMWindow* view, const PlatformMouseEvent& event, int detail, Node* relatedTarget) { - return adoptRef(new MouseEvent(type, initializer)); -} - -PassRefPtr<MouseEvent> MouseEvent::create(const AtomicString& eventType, PassRefPtr<AbstractView> view, const PlatformMouseEvent& event, int detail, PassRefPtr<Node> relatedTarget) -{ - ASSERT(event.type() == PlatformEvent::MouseMoved || event.button() != NoButton); - bool isMouseEnterOrLeave = eventType == eventNames().mouseenterEvent || eventType == eventNames().mouseleaveEvent; bool isCancelable = eventType != eventNames().mousemoveEvent && !isMouseEnterOrLeave; bool canBubble = !isMouseEnterOrLeave; @@ -66,92 +50,79 @@ PassRefPtr<MouseEvent> MouseEvent::create(const AtomicString& eventType, PassRef event.movementDelta().x(), event.movementDelta().y(), #endif event.ctrlKey(), event.altKey(), event.shiftKey(), event.metaKey(), event.button(), - relatedTarget); + relatedTarget, event.force(), event.syntheticClickType()); } -PassRefPtr<MouseEvent> MouseEvent::create(const AtomicString& type, bool canBubble, bool cancelable, double timestamp, PassRefPtr<AbstractView> view, - int detail, int screenX, int screenY, int pageX, int pageY, +Ref<MouseEvent> MouseEvent::create(const AtomicString& type, bool canBubble, bool cancelable, double timestamp, DOMWindow* view, int detail, int screenX, int screenY, int pageX, int pageY, #if ENABLE(POINTER_LOCK) int movementX, int movementY, #endif - bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, unsigned short button, - PassRefPtr<EventTarget> relatedTarget) - + bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, unsigned short button, EventTarget* relatedTarget, double force, unsigned short syntheticClickType, DataTransfer* dataTransfer, bool isSimulated) { - return MouseEvent::create(type, canBubble, cancelable, timestamp, view, - detail, screenX, screenY, pageX, pageY, + return adoptRef(*new MouseEvent(type, canBubble, cancelable, timestamp, view, + detail, { screenX, screenY }, { pageX, pageY }, #if ENABLE(POINTER_LOCK) - movementX, movementY, + { movementX, movementY }, #endif - ctrlKey, altKey, shiftKey, metaKey, button, relatedTarget, 0, false); + ctrlKey, altKey, shiftKey, metaKey, button, relatedTarget, force, syntheticClickType, dataTransfer, isSimulated)); } -PassRefPtr<MouseEvent> MouseEvent::create(const AtomicString& type, bool canBubble, bool cancelable, double timestamp, PassRefPtr<AbstractView> view, - int detail, int screenX, int screenY, int pageX, int pageY, -#if ENABLE(POINTER_LOCK) - int movementX, int movementY, -#endif - bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, unsigned short button, - PassRefPtr<EventTarget> relatedTarget, PassRefPtr<Clipboard> clipboard, bool isSimulated) +Ref<MouseEvent> MouseEvent::create(const AtomicString& eventType, bool canBubble, bool cancelable, DOMWindow* view, int detail, int screenX, int screenY, int clientX, int clientY, bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, unsigned short button, unsigned short syntheticClickType, EventTarget* relatedTarget) { - return adoptRef(new MouseEvent(type, canBubble, cancelable, timestamp, view, - detail, screenX, screenY, pageX, pageY, -#if ENABLE(POINTER_LOCK) - movementX, movementY, -#endif - ctrlKey, altKey, shiftKey, metaKey, button, relatedTarget, clipboard, isSimulated)); + return adoptRef(*new MouseEvent(eventType, canBubble, cancelable, view, detail, { screenX, screenY }, { clientX, clientY }, ctrlKey, altKey, shiftKey, metaKey, button, syntheticClickType, relatedTarget)); } MouseEvent::MouseEvent() - : m_button(0) - , m_buttonDown(false) { } -MouseEvent::MouseEvent(const AtomicString& eventType, bool canBubble, bool cancelable, double timestamp, PassRefPtr<AbstractView> view, - int detail, int screenX, int screenY, int pageX, int pageY, +MouseEvent::MouseEvent(const AtomicString& eventType, bool canBubble, bool cancelable, double timestamp, DOMWindow* view, int detail, const IntPoint& screenLocation, const IntPoint& windowLocation, #if ENABLE(POINTER_LOCK) - int movementX, int movementY, + const IntPoint& movementDelta, #endif - bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, - unsigned short button, PassRefPtr<EventTarget> relatedTarget, - PassRefPtr<Clipboard> clipboard, bool isSimulated) - : MouseRelatedEvent(eventType, canBubble, cancelable, timestamp, view, detail, IntPoint(screenX, screenY), - IntPoint(pageX, pageY), + bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, unsigned short button, EventTarget* relatedTarget, double force, unsigned short syntheticClickType, DataTransfer* dataTransfer, bool isSimulated) + : MouseRelatedEvent(eventType, canBubble, cancelable, timestamp, view, detail, screenLocation, windowLocation, #if ENABLE(POINTER_LOCK) - IntPoint(movementX, movementY), + movementDelta, #endif - ctrlKey, altKey, shiftKey, metaKey, isSimulated) + ctrlKey, altKey, shiftKey, metaKey, isSimulated) , m_button(button == (unsigned short)-1 ? 0 : button) + , m_syntheticClickType(button == (unsigned short)-1 ? 0 : syntheticClickType) , m_buttonDown(button != (unsigned short)-1) , m_relatedTarget(relatedTarget) - , m_clipboard(clipboard) + , m_force(force) + , m_dataTransfer(dataTransfer) { } -MouseEvent::MouseEvent(const AtomicString& eventType, const MouseEventInit& initializer) - : MouseRelatedEvent(eventType, initializer.bubbles, initializer.cancelable, currentTime(), initializer.view, initializer.detail, IntPoint(initializer.screenX, initializer.screenY), - IntPoint(0 /* pageX */, 0 /* pageY */), +MouseEvent::MouseEvent(const AtomicString& eventType, bool canBubble, bool cancelable, DOMWindow* view, int detail, const IntPoint& screenLocation, const IntPoint& clientLocation, bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, unsigned short button, unsigned short syntheticClickType, EventTarget* relatedTarget) + : MouseRelatedEvent(eventType, canBubble, cancelable, WTF::currentTime(), view, detail, screenLocation, { }, #if ENABLE(POINTER_LOCK) - IntPoint(0 /* movementX */, 0 /* movementY */), + { }, #endif - initializer.ctrlKey, initializer.altKey, initializer.shiftKey, initializer.metaKey, false /* isSimulated */) + ctrlKey, altKey, shiftKey, metaKey, false) + , m_button(button == (unsigned short)-1 ? 0 : button) + , m_syntheticClickType(button == (unsigned short)-1 ? 0 : syntheticClickType) + , m_buttonDown(button != (unsigned short)-1) + , m_relatedTarget(relatedTarget) +{ + initCoordinates(clientLocation); +} + +MouseEvent::MouseEvent(const AtomicString& eventType, const MouseEventInit& initializer, IsTrusted isTrusted) + : MouseRelatedEvent(eventType, initializer, isTrusted) , m_button(initializer.button == (unsigned short)-1 ? 0 : initializer.button) , m_buttonDown(initializer.button != (unsigned short)-1) , m_relatedTarget(initializer.relatedTarget) - , m_clipboard(0 /* clipboard */) { - initCoordinates(IntPoint(initializer.clientX, initializer.clientY)); + initCoordinates({ initializer.clientX, initializer.clientY }); } MouseEvent::~MouseEvent() { } -void MouseEvent::initMouseEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<AbstractView> view, - int detail, int screenX, int screenY, int clientX, int clientY, - bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, - unsigned short button, PassRefPtr<EventTarget> relatedTarget) +void MouseEvent::initMouseEvent(const AtomicString& type, bool canBubble, bool cancelable, DOMWindow* view, int detail, int screenX, int screenY, int clientX, int clientY, bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, unsigned short button, EventTarget* relatedTarget) { if (dispatched()) return; @@ -164,13 +135,14 @@ void MouseEvent::initMouseEvent(const AtomicString& type, bool canBubble, bool c m_shiftKey = shiftKey; m_metaKey = metaKey; m_button = button == (unsigned short)-1 ? 0 : button; + m_syntheticClickType = 0; m_buttonDown = button != (unsigned short)-1; m_relatedTarget = relatedTarget; initCoordinates(IntPoint(clientX, clientY)); // FIXME: m_isSimulated is not set to false here. - // FIXME: m_clipboard is not set to 0 here. + // FIXME: m_dataTransfer is not set to 0 here. } EventInterface MouseEvent::eventInterface() const @@ -185,15 +157,28 @@ bool MouseEvent::isMouseEvent() const bool MouseEvent::isDragEvent() const { - const AtomicString& t = type(); - return t == eventNames().dragenterEvent || t == eventNames().dragoverEvent || t == eventNames().dragleaveEvent || t == eventNames().dropEvent - || t == eventNames().dragstartEvent|| t == eventNames().dragEvent || t == eventNames().dragendEvent; + // This function is only used to decide to return nullptr for dataTransfer even when m_dataTransfer is non-null. + // FIXME: Is that really valuable? Why will m_dataTransfer be non-null but we need to return null for dataTransfer? + // Quite peculiar to decide based on the type string; may have been be provided by call to JavaScript constructor. + auto& type = this->type(); + return type == eventNames().dragEvent + || type == eventNames().dragendEvent + || type == eventNames().dragenterEvent + || type == eventNames().dragleaveEvent + || type == eventNames().dragoverEvent + || type == eventNames().dragstartEvent + || type == eventNames().dropEvent; +} + +bool MouseEvent::canTriggerActivationBehavior(const Event& event) +{ + return event.type() == eventNames().clickEvent && (!is<MouseEvent>(event) || downcast<MouseEvent>(event).button() != RightButton); } int MouseEvent::which() const { // For the DOM, the return values for left, middle and right mouse buttons are 0, 1, 2, respectively. - // For the Netscape "which" property, the return values for left, middle and right mouse buttons are 1, 2, 3, respectively. + // For the Netscape "which" property, the return values for left, middle and right mouse buttons are 1, 2, 3, respectively. // So we must add 1. if (!m_buttonDown) return 0; @@ -222,68 +207,4 @@ Node* MouseEvent::fromElement() const return target() ? target()->toNode() : nullptr; } -// FIXME: Fix positioning. e.g. We need to consider border/padding. -// https://bugs.webkit.org/show_bug.cgi?id=93696 -inline static int adjustedClientX(int innerClientX, HTMLIFrameElement* iframe, FrameView* frameView) -{ - return iframe->offsetLeft() - frameView->scrollX() + innerClientX; -} - -inline static int adjustedClientY(int innerClientY, HTMLIFrameElement* iframe, FrameView* frameView) -{ - return iframe->offsetTop() - frameView->scrollY() + innerClientY; -} - -PassRefPtr<Event> MouseEvent::cloneFor(HTMLIFrameElement* iframe) const -{ - ASSERT(iframe); - RefPtr<MouseEvent> clonedMouseEvent = MouseEvent::create(); - Frame* frame = iframe->document().frame(); - FrameView* frameView = frame ? frame->view() : 0; - clonedMouseEvent->initMouseEvent(type(), bubbles(), cancelable(), - iframe->document().defaultView(), - detail(), screenX(), screenY(), - frameView ? adjustedClientX(clientX(), iframe, frameView) : 0, - frameView ? adjustedClientY(clientY(), iframe, frameView) : 0, - ctrlKey(), altKey(), shiftKey(), metaKey(), - button(), - // Nullifies relatedTarget. - 0); - return clonedMouseEvent.release(); -} - -PassRefPtr<SimulatedMouseEvent> SimulatedMouseEvent::create(const AtomicString& eventType, PassRefPtr<AbstractView> view, PassRefPtr<Event> underlyingEvent, Element* target) -{ - return adoptRef(new SimulatedMouseEvent(eventType, view, underlyingEvent, target)); -} - -SimulatedMouseEvent::~SimulatedMouseEvent() -{ -} - -SimulatedMouseEvent::SimulatedMouseEvent(const AtomicString& eventType, PassRefPtr<AbstractView> view, PassRefPtr<Event> underlyingEvent, Element* target) - : MouseEvent(eventType, true, true, underlyingEvent ? underlyingEvent->timeStamp() : currentTime(), view, 0, 0, 0, 0, 0, -#if ENABLE(POINTER_LOCK) - 0, 0, -#endif - false, false, false, false, 0, 0, 0, true) -{ - if (UIEventWithKeyState* keyStateEvent = findEventWithKeyState(underlyingEvent.get())) { - m_ctrlKey = keyStateEvent->ctrlKey(); - m_altKey = keyStateEvent->altKey(); - m_shiftKey = keyStateEvent->shiftKey(); - m_metaKey = keyStateEvent->metaKey(); - } - setUnderlyingEvent(underlyingEvent); - - if (this->underlyingEvent() && this->underlyingEvent()->isMouseEvent()) { - MouseEvent* mouseEvent = static_cast<MouseEvent*>(this->underlyingEvent()); - m_screenLocation = mouseEvent->screenLocation(); - initCoordinates(mouseEvent->clientLocation()); - } else if (target) { - m_screenLocation = target->screenRect().center(); - initCoordinates(LayoutPoint(target->clientRect().center())); - } -} - } // namespace WebCore |