C++ (Cpp) toKeyboardEvent示例

示例#1

文件： KeyboardEvent.cpp 项目： CannedFish/webkit

KeyboardEvent* findKeyboardEvent(Event* event)
{
    for (Event* e = event; e; e = e->underlyingEvent())
        if (e->isKeyboardEvent())
            return toKeyboardEvent(e);
    return 0;
}

示例#2

文件： HTMLElement.cpp 项目： kingysu/blink-crosswalk

void HTMLElement::defaultEventHandler(Event* event)
{
    if (event->type() == EventTypeNames::keypress && event->isKeyboardEvent()) {
        handleKeypressEvent(toKeyboardEvent(event));
        if (event->defaultHandled())
            return;
    }

    Element::defaultEventHandler(event);
}

示例#3

文件： HTMLButtonElement.cpp 项目： chenonly/webkit

void HTMLButtonElement::defaultEventHandler(Event* event)
{
    if (event->type() == eventNames().DOMActivateEvent && !isDisabledFormControl()) {
        if (form() && m_type == SUBMIT) {
            m_isActivatedSubmit = true;
            form()->prepareForSubmission(event);
            event->setDefaultHandled();
            m_isActivatedSubmit = false; // Do this in case submission was canceled.
        }
        if (form() && m_type == RESET) {
            form()->reset();
            event->setDefaultHandled();
        }
    }

    if (event->isKeyboardEvent()) {
        if (event->type() == eventNames().keydownEvent && toKeyboardEvent(event)->keyIdentifier() == "U+0020") {
            setActive(true, true);
            // No setDefaultHandled() - IE dispatches a keypress in this case.
            return;
        }
        if (event->type() == eventNames().keypressEvent) {
            switch (toKeyboardEvent(event)->charCode()) {
                case '\r':
                    dispatchSimulatedClick(event);
                    event->setDefaultHandled();
                    return;
                case ' ':
                    // Prevent scrolling down the page.
                    event->setDefaultHandled();
                    return;
            }
        }
        if (event->type() == eventNames().keyupEvent && toKeyboardEvent(event)->keyIdentifier() == "U+0020") {
            if (active())
                dispatchSimulatedClick(event);
            event->setDefaultHandled();
            return;
        }
    }

    HTMLFormControlElement::defaultEventHandler(event);
}

示例#4

文件： HTMLButtonElement.cpp 项目： mirror/chromium

void HTMLButtonElement::defaultEventHandler(Event* event) {
  if (event->type() == EventTypeNames::DOMActivate &&
      !isDisabledFormControl()) {
    if (form() && m_type == SUBMIT) {
      form()->prepareForSubmission(event, this);
      event->setDefaultHandled();
    }
    if (form() && m_type == RESET) {
      form()->reset();
      event->setDefaultHandled();
    }
  }

  if (event->isKeyboardEvent()) {
    if (event->type() == EventTypeNames::keydown &&
        toKeyboardEvent(event)->key() == " ") {
      setActive(true);
      // No setDefaultHandled() - IE dispatches a keypress in this case.
      return;
    }
    if (event->type() == EventTypeNames::keypress) {
      switch (toKeyboardEvent(event)->charCode()) {
        case '\r':
          dispatchSimulatedClick(event);
          event->setDefaultHandled();
          return;
        case ' ':
          // Prevent scrolling down the page.
          event->setDefaultHandled();
          return;
      }
    }
    if (event->type() == EventTypeNames::keyup &&
        toKeyboardEvent(event)->key() == " ") {
      if (isActive())
        dispatchSimulatedClick(event);
      event->setDefaultHandled();
      return;
    }
  }

  HTMLFormControlElement::defaultEventHandler(event);
}

示例#5

文件： HTMLElement.cpp 项目： windyuuy/opera

void HTMLElement::defaultEventHandler(Event* event)
{
    if (event->type() == eventNames().keypressEvent && event->isKeyboardEvent()) {
        handleKeypressEvent(toKeyboardEvent(event));
        if (event->defaultHandled())
            return;
    }

    StyledElement::defaultEventHandler(event);
}

示例#6

bool isEnterKeyKeydownEvent(Event* event)
{
    return event->type() == eventNames().keydownEvent && event->isKeyboardEvent() && toKeyboardEvent(event)->keyIdentifier() == "Enter";
}

示例#7

文件： InputTypeView.cpp 项目： endlessm/chromium-browser

bool InputTypeView::shouldSubmitImplicitly(Event* event)
{
    return event->isKeyboardEvent() && event->type() == EventTypeNames::keypress && toKeyboardEvent(event)->charCode() == '\r';
}

示例#8

文件： HTMLAnchorElement.cpp 项目： esprehn/mojo

static bool isEnterKeyKeydownEvent(Event* event)
{
    return event->type() == EventTypeNames::keydown && event->isKeyboardEvent() && toKeyboardEvent(event)->keyIdentifier() == "Enter";
}