| /* |
| * Copyright (C) 2006, 2007 Apple Inc. All rights reserved. |
| * Copyright (C) 2010 Igalia S.L |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "core/page/ContextMenuController.h" |
| |
| #include "core/dom/Document.h" |
| #include "core/events/Event.h" |
| #include "core/events/MouseEvent.h" |
| #include "core/dom/Node.h" |
| #include "core/frame/LocalFrame.h" |
| #include "core/page/ContextMenuClient.h" |
| #include "core/page/ContextMenuProvider.h" |
| #include "core/page/EventHandler.h" |
| #include "platform/ContextMenu.h" |
| #include "platform/ContextMenuItem.h" |
| |
| namespace blink { |
| |
| ContextMenuController::ContextMenuController(Page*, ContextMenuClient* client) |
| : m_client(client) |
| { |
| ASSERT_ARG(client, client); |
| } |
| |
| ContextMenuController::~ContextMenuController() |
| { |
| } |
| |
| PassOwnPtrWillBeRawPtr<ContextMenuController> ContextMenuController::create(Page* page, ContextMenuClient* client) |
| { |
| return adoptPtrWillBeNoop(new ContextMenuController(page, client)); |
| } |
| |
| void ContextMenuController::trace(Visitor* visitor) |
| { |
| visitor->trace(m_hitTestResult); |
| } |
| |
| void ContextMenuController::clearContextMenu() |
| { |
| m_contextMenu.clear(); |
| if (m_menuProvider) |
| m_menuProvider->contextMenuCleared(); |
| m_menuProvider = nullptr; |
| m_client->clearContextMenu(); |
| m_hitTestResult = HitTestResult(); |
| } |
| |
| void ContextMenuController::documentDetached(Document* document) |
| { |
| if (Node* innerNode = m_hitTestResult.innerNode()) { |
| // Invalidate the context menu info if its target document is detached. |
| if (innerNode->document() == document) |
| clearContextMenu(); |
| } |
| } |
| |
| void ContextMenuController::handleContextMenuEvent(Event* event) |
| { |
| m_contextMenu = createContextMenu(event); |
| if (!m_contextMenu) |
| return; |
| |
| showContextMenu(event); |
| } |
| |
| void ContextMenuController::showContextMenu(Event* event, PassRefPtr<ContextMenuProvider> menuProvider) |
| { |
| m_menuProvider = menuProvider; |
| |
| m_contextMenu = createContextMenu(event); |
| if (!m_contextMenu) { |
| clearContextMenu(); |
| return; |
| } |
| |
| m_menuProvider->populateContextMenu(m_contextMenu.get()); |
| showContextMenu(event); |
| } |
| |
| void ContextMenuController::showContextMenuAtPoint(LocalFrame* frame, float x, float y, PassRefPtr<ContextMenuProvider> menuProvider) |
| { |
| m_menuProvider = menuProvider; |
| |
| LayoutPoint location(x, y); |
| m_contextMenu = createContextMenu(frame, location); |
| if (!m_contextMenu) { |
| clearContextMenu(); |
| return; |
| } |
| |
| m_menuProvider->populateContextMenu(m_contextMenu.get()); |
| showContextMenu(nullptr); |
| } |
| |
| PassOwnPtr<ContextMenu> ContextMenuController::createContextMenu(Event* event) |
| { |
| ASSERT(event); |
| |
| if (!event->isMouseEvent()) |
| return nullptr; |
| |
| MouseEvent* mouseEvent = toMouseEvent(event); |
| return createContextMenu(event->target()->toNode()->document().frame(), mouseEvent->absoluteLocation()); |
| } |
| |
| PassOwnPtr<ContextMenu> ContextMenuController::createContextMenu(LocalFrame* frame, const LayoutPoint& location) |
| { |
| HitTestResult result(location); |
| |
| if (frame) |
| result = frame->eventHandler().hitTestResultAtPoint(location, HitTestRequest::ReadOnly | HitTestRequest::Active); |
| |
| if (!result.innerNonSharedNode()) |
| return nullptr; |
| |
| m_hitTestResult = result; |
| |
| return adoptPtr(new ContextMenu); |
| } |
| |
| void ContextMenuController::showContextMenu(Event* event) |
| { |
| m_client->showContextMenu(m_contextMenu.get()); |
| if (event) |
| event->setDefaultHandled(); |
| } |
| |
| void ContextMenuController::contextMenuItemSelected(const ContextMenuItem* item) |
| { |
| ASSERT(item->type() == ActionType || item->type() == CheckableActionType); |
| |
| if (item->action() < ContextMenuItemBaseCustomTag || item->action() > ContextMenuItemLastCustomTag) |
| return; |
| |
| ASSERT(m_menuProvider); |
| m_menuProvider->contextMenuItemSelected(item); |
| } |
| |
| } // namespace blink |