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+/*
+ * Copyright (C) 2009 Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * 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.
+ * * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "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 THE COPYRIGHT
+ * OWNER 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 "WebPopupMenuImpl.h"
+
+#include "Cursor.h"
+#include "FramelessScrollView.h"
+#include "FrameView.h"
+#include "IntRect.h"
+#include "PlatformContextSkia.h"
+#include "PlatformKeyboardEvent.h"
+#include "PlatformMouseEvent.h"
+#include "PlatformWheelEvent.h"
+#include "SkiaUtils.h"
+
+#include "WebInputEvent.h"
+#include "WebInputEventConversion.h"
+#include "WebRect.h"
+#include "WebWidgetClient.h"
+
+#include <skia/ext/platform_canvas.h>
+
+using namespace WebCore;
+
+namespace WebKit {
+
+// WebPopupMenu ---------------------------------------------------------------
+
+WebPopupMenu* WebPopupMenu::create(WebWidgetClient* client)
+{
+ // Pass the WebPopupMenuImpl's self-reference to the caller.
+ return adoptRef(new WebPopupMenuImpl(client)).leakRef();
+}
+
+// WebWidget ------------------------------------------------------------------
+
+WebPopupMenuImpl::WebPopupMenuImpl(WebWidgetClient* client)
+ : m_client(client)
+ , m_widget(0)
+{
+ // set to impossible point so we always get the first mouse pos
+ m_lastMousePosition = WebPoint(-1, -1);
+}
+
+WebPopupMenuImpl::~WebPopupMenuImpl()
+{
+ if (m_widget)
+ m_widget->setClient(0);
+}
+
+void WebPopupMenuImpl::Init(FramelessScrollView* widget, const WebRect& bounds)
+{
+ m_widget = widget;
+ m_widget->setClient(this);
+
+ if (m_client) {
+ m_client->setWindowRect(bounds);
+ m_client->show(WebNavigationPolicy()); // Policy is ignored
+ }
+}
+
+void WebPopupMenuImpl::MouseMove(const WebMouseEvent& event)
+{
+ // don't send mouse move messages if the mouse hasn't moved.
+ if (event.x != m_lastMousePosition.x || event.y != m_lastMousePosition.y) {
+ m_lastMousePosition = WebPoint(event.x, event.y);
+ m_widget->handleMouseMoveEvent(PlatformMouseEventBuilder(m_widget, event));
+ }
+}
+
+void WebPopupMenuImpl::MouseLeave(const WebMouseEvent& event)
+{
+ m_widget->handleMouseMoveEvent(PlatformMouseEventBuilder(m_widget, event));
+}
+
+void WebPopupMenuImpl::MouseDown(const WebMouseEvent& event)
+{
+ m_widget->handleMouseDownEvent(PlatformMouseEventBuilder(m_widget, event));
+}
+
+void WebPopupMenuImpl::MouseUp(const WebMouseEvent& event)
+{
+ mouseCaptureLost();
+ m_widget->handleMouseReleaseEvent(PlatformMouseEventBuilder(m_widget, event));
+}
+
+void WebPopupMenuImpl::MouseWheel(const WebMouseWheelEvent& event)
+{
+ m_widget->handleWheelEvent(PlatformWheelEventBuilder(m_widget, event));
+}
+
+bool WebPopupMenuImpl::KeyEvent(const WebKeyboardEvent& event)
+{
+ return m_widget->handleKeyEvent(PlatformKeyboardEventBuilder(event));
+}
+
+// WebWidget -------------------------------------------------------------------
+
+void WebPopupMenuImpl::close()
+{
+ if (m_widget)
+ m_widget->hide();
+
+ m_client = 0;
+
+ deref(); // Balances ref() from WebWidget::Create
+}
+
+void WebPopupMenuImpl::resize(const WebSize& newSize)
+{
+ if (m_size == newSize)
+ return;
+ m_size = newSize;
+
+ if (m_widget) {
+ IntRect newGeometry(0, 0, m_size.width, m_size.height);
+ m_widget->setFrameRect(newGeometry);
+ }
+
+ if (m_client) {
+ WebRect damagedRect(0, 0, m_size.width, m_size.height);
+ m_client->didInvalidateRect(damagedRect);
+ }
+}
+
+void WebPopupMenuImpl::animate()
+{
+}
+
+void WebPopupMenuImpl::layout()
+{
+}
+
+void WebPopupMenuImpl::paint(WebCanvas* canvas, const WebRect& rect)
+{
+ if (!m_widget)
+ return;
+
+ if (!rect.isEmpty()) {
+#if WEBKIT_USING_CG
+ GraphicsContext gc(canvas);
+#elif WEBKIT_USING_SKIA
+ PlatformContextSkia context(canvas);
+ // PlatformGraphicsContext is actually a pointer to PlatformContextSkia.
+ GraphicsContext gc(reinterpret_cast<PlatformGraphicsContext*>(&context));
+#else
+ notImplemented();
+#endif
+ m_widget->paint(&gc, rect);
+ }
+}
+
+void WebPopupMenuImpl::themeChanged()
+{
+ notImplemented();
+}
+
+void WebPopupMenuImpl::composite(bool finish)
+{
+ notImplemented();
+}
+
+bool WebPopupMenuImpl::handleInputEvent(const WebInputEvent& inputEvent)
+{
+ if (!m_widget)
+ return false;
+
+ // TODO (jcampan): WebKit seems to always return false on mouse events
+ // methods. For now we'll assume it has processed them (as we are only
+ // interested in whether keyboard events are processed).
+ switch (inputEvent.type) {
+ case WebInputEvent::MouseMove:
+ MouseMove(*static_cast<const WebMouseEvent*>(&inputEvent));
+ return true;
+
+ case WebInputEvent::MouseLeave:
+ MouseLeave(*static_cast<const WebMouseEvent*>(&inputEvent));
+ return true;
+
+ case WebInputEvent::MouseWheel:
+ MouseWheel(*static_cast<const WebMouseWheelEvent*>(&inputEvent));
+ return true;
+
+ case WebInputEvent::MouseDown:
+ MouseDown(*static_cast<const WebMouseEvent*>(&inputEvent));
+ return true;
+
+ case WebInputEvent::MouseUp:
+ MouseUp(*static_cast<const WebMouseEvent*>(&inputEvent));
+ return true;
+
+ // In Windows, RawKeyDown only has information about the physical key, but
+ // for "selection", we need the information about the character the key
+ // translated into. For English, the physical key value and the character
+ // value are the same, hence, "selection" works for English. But for other
+ // languages, such as Hebrew, the character value is different from the
+ // physical key value. Thus, without accepting Char event type which
+ // contains the key's character value, the "selection" won't work for
+ // non-English languages, such as Hebrew.
+ case WebInputEvent::RawKeyDown:
+ case WebInputEvent::KeyDown:
+ case WebInputEvent::KeyUp:
+ case WebInputEvent::Char:
+ return KeyEvent(*static_cast<const WebKeyboardEvent*>(&inputEvent));
+
+ default:
+ break;
+ }
+ return false;
+}
+
+void WebPopupMenuImpl::mouseCaptureLost()
+{
+}
+
+void WebPopupMenuImpl::setFocus(bool enable)
+{
+}
+
+bool WebPopupMenuImpl::setComposition(
+ const WebString& text, const WebVector<WebCompositionUnderline>& underlines,
+ int selectionStart, int selectionEnd)
+{
+ return false;
+}
+
+bool WebPopupMenuImpl::confirmComposition()
+{
+ return false;
+}
+
+bool WebPopupMenuImpl::confirmComposition(const WebString& text)
+{
+ return false;
+}
+
+WebTextInputType WebPopupMenuImpl::textInputType()
+{
+ return WebTextInputTypeNone;
+}
+
+WebRect WebPopupMenuImpl::caretOrSelectionBounds()
+{
+ return WebRect();
+}
+
+void WebPopupMenuImpl::setTextDirection(WebTextDirection direction)
+{
+}
+
+
+//-----------------------------------------------------------------------------
+// WebCore::HostWindow
+
+void WebPopupMenuImpl::invalidateContents(const IntRect&, bool)
+{
+ notImplemented();
+}
+
+void WebPopupMenuImpl::invalidateWindow(const IntRect&, bool)
+{
+ notImplemented();
+}
+
+void WebPopupMenuImpl::invalidateContentsAndWindow(const IntRect& paintRect, bool /*immediate*/)
+{
+ if (paintRect.isEmpty())
+ return;
+ if (m_client)
+ m_client->didInvalidateRect(paintRect);
+}
+
+void WebPopupMenuImpl::invalidateContentsForSlowScroll(const IntRect& updateRect, bool immediate)
+{
+ invalidateContentsAndWindow(updateRect, immediate);
+}
+
+void WebPopupMenuImpl::scheduleAnimation()
+{
+}
+
+void WebPopupMenuImpl::scroll(const IntSize& scrollDelta,
+ const IntRect& scrollRect,
+ const IntRect& clipRect)
+{
+ if (m_client) {
+ int dx = scrollDelta.width();
+ int dy = scrollDelta.height();
+ m_client->didScrollRect(dx, dy, clipRect);
+ }
+}
+
+IntPoint WebPopupMenuImpl::screenToWindow(const IntPoint& point) const
+{
+ notImplemented();
+ return IntPoint();
+}
+
+IntRect WebPopupMenuImpl::windowToScreen(const IntRect& rect) const
+{
+ notImplemented();
+ return IntRect();
+}
+
+void WebPopupMenuImpl::scrollRectIntoView(const IntRect&, const ScrollView*) const
+{
+ // Nothing to be done here since we do not have the concept of a container
+ // that implements its own scrolling.
+}
+
+void WebPopupMenuImpl::scrollbarsModeDidChange() const
+{
+ // Nothing to be done since we have no concept of different scrollbar modes.
+}
+
+void WebPopupMenuImpl::setCursor(const WebCore::Cursor&)
+{
+}
+
+//-----------------------------------------------------------------------------
+// WebCore::FramelessScrollViewClient
+
+void WebPopupMenuImpl::popupClosed(FramelessScrollView* widget)
+{
+ ASSERT(widget == m_widget);
+ if (m_widget) {
+ m_widget->setClient(0);
+ m_widget = 0;
+ }
+ m_client->closeWidgetSoon();
+}
+
+} // namespace WebKit