static inline KeyboardEvent::KeyLocationCode keyLocationCode(const PlatformKeyboardEvent& key)
{
if (key.isKeypad())
return KeyboardEvent::DOM_KEY_LOCATION_NUMPAD;
if (key.modifiers() & PlatformEvent::IsLeft)
return KeyboardEvent::DOM_KEY_LOCATION_LEFT;
if (key.modifiers() & PlatformEvent::IsRight)
return KeyboardEvent::DOM_KEY_LOCATION_RIGHT;
return KeyboardEvent::DOM_KEY_LOCATION_STANDARD;
}
KeyboardEvent::KeyboardEvent(const PlatformKeyboardEvent& key, DOMWindow* view)
: UIEventWithKeyState(eventTypeForKeyboardEventType(key.type())
, true, true, key.timestamp(), view, 0, key.ctrlKey(), key.altKey(), key.shiftKey()
, key.metaKey(), false, key.modifiers().contains(PlatformEvent::Modifier::CapsLockKey))
, m_keyEvent(std::make_unique<PlatformKeyboardEvent>(key))
#if ENABLE(KEYBOARD_KEY_ATTRIBUTE)
, m_key(key.key())
#endif
#if ENABLE(KEYBOARD_CODE_ATTRIBUTE)
, m_code(key.code())
#endif
, m_keyIdentifier(key.keyIdentifier())
, m_location(keyLocationCode(key))
, m_repeat(key.isAutoRepeat())
, m_isComposing(view && view->frame() && view->frame()->editor().hasComposition())
#if PLATFORM(COCOA)
#if USE(APPKIT)
, m_handledByInputMethod(key.handledByInputMethod())
, m_keypressCommands(key.commands())
#else
, m_handledByInputMethod(false)
#endif
#endif
{
}
KeyboardEvent::KeyboardEvent(const PlatformKeyboardEvent& key, AbstractView* view)
: UIEventWithKeyState(eventTypeForKeyboardEventType(key.type()), true, true, view, 0, key.modifiers(), InputDeviceCapabilities::doesntFireTouchEventsSourceCapabilities())
, m_keyEvent(adoptPtr(new PlatformKeyboardEvent(key)))
, m_keyIdentifier(key.keyIdentifier())
, m_code(key.code())
, m_key(key.key())
, m_location(keyLocationCode(key))
{
setPlatformTimeStamp(key.timestamp());
initLocationModifiers(m_location);
}
bool PopupListBox::handleKeyEvent(const PlatformKeyboardEvent& event)
{
if (event.type() == PlatformEvent::KeyUp)
return true;
if (!numItems() && event.windowsVirtualKeyCode() != VKEY_ESCAPE)
return true;
switch (event.windowsVirtualKeyCode()) {
case VKEY_ESCAPE:
abandon(); // may delete this
return true;
case VKEY_RETURN:
if (m_selectedIndex == -1) {
hidePopup();
// Don't eat the enter if nothing is selected.
return false;
}
acceptIndex(m_selectedIndex); // may delete this
return true;
case VKEY_UP:
case VKEY_DOWN:
// We have to forward only shift + up combination to focused node when
// autofill popup. Because all characters from the cursor to the start
// of the text area should selected when you press shift + up arrow.
// shift + down should be the similar way to shift + up.
if (event.modifiers() && m_popupClient->menuStyle().menuType() == PopupMenuStyle::AutofillPopup)
m_focusedElement->dispatchKeyEvent(event);
else if (event.windowsVirtualKeyCode() == VKEY_UP)
selectPreviousRow();
else
selectNextRow();
break;
case VKEY_PRIOR:
adjustSelectedIndex(-m_visibleRows);
break;
case VKEY_NEXT:
adjustSelectedIndex(m_visibleRows);
break;
case VKEY_HOME:
adjustSelectedIndex(-m_selectedIndex);
break;
case VKEY_END:
adjustSelectedIndex(m_items.size());
break;
default:
if (!event.ctrlKey() && !event.altKey() && !event.metaKey()
&& isPrintableChar(event.windowsVirtualKeyCode())
&& isCharacterTypeEvent(event))
typeAheadFind(event);
break;
}
if (m_originalIndex != m_selectedIndex) {
// Keyboard events should update the selection immediately (but we don't
// want to fire the onchange event until the popup is closed, to match
// IE). We change the original index so we revert to that when the
// popup is closed.
if (m_settings.acceptOnAbandon)
m_acceptedIndexOnAbandon = m_selectedIndex;
setOriginalIndex(m_selectedIndex);
if (m_settings.setTextOnIndexChange)
m_popupClient->setTextFromItem(m_selectedIndex);
}
if (event.windowsVirtualKeyCode() == VKEY_TAB) {
// TAB is a special case as it should select the current item if any and
// advance focus.
if (m_selectedIndex >= 0) {
acceptIndex(m_selectedIndex); // May delete us.
// Return false so the TAB key event is propagated to the page.
return false;
}
// Call abandon() so we honor m_acceptedIndexOnAbandon if set.
abandon();
// Return false so the TAB key event is propagated to the page.
return false;
}
return true;
}