--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/webengine/osswebengine/WebKit/win/WebView.cpp Mon Mar 30 12:54:55 2009 +0300
@@ -0,0 +1,4155 @@
+/*
+ * Copyright (C) 2006, 2007 Apple, 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:
+ * 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 "WebKitDLL.h"
+#include "WebView.h"
+
+#include "CFDictionaryPropertyBag.h"
+#include "DOMCoreClasses.h"
+#include "IWebNotification.h"
+#include "WebDebugProgram.h"
+#include "WebDocumentLoader.h"
+#include "WebEditorClient.h"
+#include "WebElementPropertyBag.h"
+#include "WebFrame.h"
+#include "WebBackForwardList.h"
+#include "WebChromeClient.h"
+#include "WebContextMenuClient.h"
+#include "WebDragClient.h"
+#include "WebIconDatabase.h"
+#include "WebInspectorClient.h"
+#include "WebKit.h"
+#include "WebKitStatisticsPrivate.h"
+#include "WebMutableURLRequest.h"
+#include "WebNotificationCenter.h"
+#include "WebPreferences.h"
+#pragma warning( push, 0 )
+#include <CoreGraphics/CGContext.h>
+#include <WebCore/BString.h>
+#include <WebCore/Cache.h>
+#include <WebCore/CommandByName.h>
+#include <WebCore/ContextMenu.h>
+#include <WebCore/ContextMenuController.h>
+#include <WebCore/CString.h>
+#include <WebCore/Cursor.h>
+#include <WebCore/Document.h>
+#include <WebCore/DragController.h>
+#include <WebCore/DragData.h>
+#include <WebCore/Editor.h>
+#include <WebCore/EventHandler.h>
+#include <WebCore/FocusController.h>
+#include <WebCore/FrameLoader.h>
+#include <WebCore/FrameTree.h>
+#include <WebCore/FrameView.h>
+#include <WebCore/FrameWin.h>
+#include <WebCore/GDIObjectCounter.h>
+#include <WebCore/GraphicsContext.h>
+#include <WebCore/HistoryItem.h>
+#include <WebCore/HitTestResult.h>
+#include <WebCore/IntRect.h>
+#include <WebCore/KeyboardEvent.h>
+#include <WebCore/Language.h>
+#include <WebCore/MIMETypeRegistry.h>
+#include <WebCore/NotImplemented.h>
+#include <WebCore/Page.h>
+#include <WebCore/PageCache.h>
+#include <WebCore/PlatformKeyboardEvent.h>
+#include <WebCore/PlatformMouseEvent.h>
+#include <WebCore/PlatformWheelEvent.h>
+#include <WebCore/PluginDatabaseWin.h>
+#include <WebCore/PlugInInfoStore.h>
+#include <WebCore/ProgressTracker.h>
+#include <WebCore/ResourceHandle.h>
+#include <WebCore/ResourceHandleClient.h>
+#include <WebCore/SelectionController.h>
+#include <WebCore/Settings.h>
+#include <WebCore/TypingCommand.h>
+#pragma warning(pop)
+#include <JavaScriptCore/collector.h>
+#include <JavaScriptCore/value.h>
+#include <CFNetwork/CFURLProtocolPriv.h>
+#include <WebKitSystemInterface/WebKitSystemInterface.h>
+#include <tchar.h>
+#include <dimm.h>
+#include <windowsx.h>
+#include <ShlObj.h>
+
+using namespace WebCore;
+using KJS::JSLock;
+using std::min;
+
+const LPCWSTR kWebViewWindowClassName = L"WebViewWindowClass";
+
+const int WM_XP_THEMECHANGED = 0x031A;
+const int WM_VISTA_MOUSEHWHEEL = 0x020E;
+
+static const int maxToolTipWidth = 250;
+
+static ATOM registerWebView();
+static LRESULT CALLBACK WebViewWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);
+
+HRESULT createMatchEnumerator(Vector<IntRect>* rects, IEnumTextMatches** matches);
+
+static bool continuousSpellCheckingEnabled;
+static bool grammarCheckingEnabled;
+
+// WebView ----------------------------------------------------------------
+
+bool WebView::s_allowSiteSpecificHacks = false;
+
+WebView::WebView()
+: m_refCount(0)
+, m_hostWindow(0)
+, m_viewWindow(0)
+, m_mainFrame(0)
+, m_page(0)
+, m_hasCustomDropTarget(false)
+, m_useBackForwardList(true)
+, m_userAgentOverridden(false)
+, m_textSizeMultiplier(1)
+, m_mouseActivated(false)
+, m_dragData(0)
+, m_currentCharacterCode(0)
+, m_isBeingDestroyed(false)
+, m_paintCount(0)
+, m_hasSpellCheckerDocumentTag(false)
+, m_smartInsertDeleteEnabled(false)
+, m_didClose(false)
+, m_inIMEComposition(0)
+, m_toolTipHwnd(0)
+, m_closeWindowTimer(this, &WebView::closeWindowTimerFired)
+{
+ KJS::Collector::registerAsMainThread();
+
+ m_backingStoreSize.cx = m_backingStoreSize.cy = 0;
+
+ CoCreateInstance(CLSID_DragDropHelper, 0, CLSCTX_INPROC_SERVER, IID_IDropTargetHelper,(void**)&m_dropTargetHelper);
+
+ COMPtr<IWebPreferences> prefs;
+ if (SUCCEEDED(preferences(&prefs))) {
+ BOOL enabled;
+ if (SUCCEEDED(prefs->continuousSpellCheckingEnabled(&enabled)))
+ continuousSpellCheckingEnabled = !!enabled;
+ if (SUCCEEDED(prefs->grammarCheckingEnabled(&enabled)))
+ grammarCheckingEnabled = !!enabled;
+ }
+
+ WebDebugProgram::viewAdded(this);
+ WebViewCount++;
+ gClassCount++;
+}
+
+WebView::~WebView()
+{
+ deleteBackingStore();
+
+ // <rdar://4958382> m_viewWindow will be destroyed when m_hostWindow is destroyed, but if
+ // setHostWindow was never called we will leak our HWND. If we still have a valid HWND at
+ // this point, we should just destroy it ourselves.
+ if (::IsWindow(m_viewWindow))
+ ::DestroyWindow(m_viewWindow);
+
+ delete m_page;
+
+ WebDebugProgram::viewRemoved(this);
+ WebViewCount--;
+ gClassCount--;
+}
+
+WebView* WebView::createInstance()
+{
+ WebView* instance = new WebView();
+ instance->AddRef();
+ return instance;
+}
+
+void WebView::close()
+{
+ if (m_didClose)
+ return;
+
+ m_didClose = true;
+
+ Frame* frame = m_page->mainFrame();
+ if (frame)
+ frame->loader()->detachFromParent();
+
+ m_page->setGroupName(String());
+ setHostWindow(0);
+
+ setDownloadDelegate(0);
+ setEditingDelegate(0);
+ setFrameLoadDelegate(0);
+ setFrameLoadDelegatePrivate(0);
+ setPolicyDelegate(0);
+ setResourceLoadDelegate(0);
+ setUIDelegate(0);
+ setFormDelegate(0);
+
+ delete m_page;
+ m_page = 0;
+
+ registerForIconNotification(false);
+ IWebNotificationCenter* notifyCenter = WebNotificationCenter::defaultCenterInternal();
+ COMPtr<IWebPreferences> prefs;
+ if (SUCCEEDED(preferences(&prefs)))
+ notifyCenter->removeObserver(this, WebPreferences::webPreferencesChangedNotification(), prefs.get());
+ prefs = 0; // make sure we release the reference, since WebPreferences::removeReferenceForIdentifier will check for last reference to WebPreferences
+ if (m_preferences) {
+ BSTR identifier = 0;
+ if (SUCCEEDED(m_preferences->identifier(&identifier)))
+ WebPreferences::removeReferenceForIdentifier(identifier);
+ if (identifier)
+ SysFreeString(identifier);
+ m_preferences = 0;
+ }
+
+ deleteBackingStore();
+}
+
+void WebView::deleteBackingStore()
+{
+ m_backingStoreBitmap.clear();
+ m_backingStoreDirtyRegion.clear();
+
+ m_backingStoreSize.cx = m_backingStoreSize.cy = 0;
+}
+
+bool WebView::ensureBackingStore()
+{
+ RECT windowRect;
+ ::GetClientRect(m_viewWindow, &windowRect);
+ LONG width = windowRect.right - windowRect.left;
+ LONG height = windowRect.bottom - windowRect.top;
+ if (width > 0 && height > 0 && (width != m_backingStoreSize.cx || height != m_backingStoreSize.cy)) {
+ deleteBackingStore();
+
+ m_backingStoreSize.cx = width;
+ m_backingStoreSize.cy = height;
+ BITMAPINFO bitmapInfo;
+ bitmapInfo.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
+ bitmapInfo.bmiHeader.biWidth = width;
+ bitmapInfo.bmiHeader.biHeight = -height;
+ bitmapInfo.bmiHeader.biPlanes = 1;
+ bitmapInfo.bmiHeader.biBitCount = 32;
+ bitmapInfo.bmiHeader.biCompression = BI_RGB;
+ bitmapInfo.bmiHeader.biSizeImage = 0;
+ bitmapInfo.bmiHeader.biXPelsPerMeter = 0;
+ bitmapInfo.bmiHeader.biYPelsPerMeter = 0;
+ bitmapInfo.bmiHeader.biClrUsed = 0;
+ bitmapInfo.bmiHeader.biClrImportant = 0;
+
+ void* pixels = NULL;
+ m_backingStoreBitmap.set(::CreateDIBSection(NULL, &bitmapInfo, DIB_RGB_COLORS, &pixels, NULL, 0));
+ return true;
+ }
+
+ return false;
+}
+
+void WebView::addToDirtyRegion(const IntRect& dirtyRect)
+{
+ HRGN newRegion = ::CreateRectRgn(dirtyRect.x(), dirtyRect.y(),
+ dirtyRect.right(), dirtyRect.bottom());
+ addToDirtyRegion(newRegion);
+}
+
+void WebView::addToDirtyRegion(HRGN newRegion)
+{
+ LOCAL_GDI_COUNTER(0, __FUNCTION__);
+
+ if (m_backingStoreDirtyRegion) {
+ HRGN combinedRegion = ::CreateRectRgn(0,0,0,0);
+ ::CombineRgn(combinedRegion, m_backingStoreDirtyRegion.get(), newRegion, RGN_OR);
+ ::DeleteObject(newRegion);
+ m_backingStoreDirtyRegion.set(combinedRegion);
+ } else
+ m_backingStoreDirtyRegion.set(newRegion);
+}
+
+void WebView::scrollBackingStore(FrameView* frameView, int dx, int dy, const IntRect& scrollViewRect, const IntRect& clipRect)
+{
+ LOCAL_GDI_COUNTER(0, __FUNCTION__);
+
+ // If there's no backing store we don't need to update it
+ if (!m_backingStoreBitmap) {
+ if (m_uiDelegatePrivate)
+ m_uiDelegatePrivate->webViewScrolled(this);
+
+ return;
+ }
+
+ // Make a region to hold the invalidated scroll area.
+ HRGN updateRegion = ::CreateRectRgn(0, 0, 0, 0);
+
+ // Collect our device context info and select the bitmap to scroll.
+ HDC windowDC = ::GetDC(m_viewWindow);
+ HDC bitmapDC = ::CreateCompatibleDC(windowDC);
+ ::SelectObject(bitmapDC, m_backingStoreBitmap.get());
+
+ // Scroll the bitmap.
+ RECT scrollRectWin(scrollViewRect);
+ RECT clipRectWin(clipRect);
+ ::ScrollDC(bitmapDC, dx, dy, &scrollRectWin, &clipRectWin, updateRegion, 0);
+ RECT regionBox;
+ ::GetRgnBox(updateRegion, ®ionBox);
+
+ // Flush.
+ GdiFlush();
+
+ // Add the dirty region to the backing store's dirty region.
+ addToDirtyRegion(updateRegion);
+
+ if (m_uiDelegatePrivate)
+ m_uiDelegatePrivate->webViewScrolled(this);
+
+ // Update the backing store.
+ updateBackingStore(frameView, bitmapDC, false);
+
+ // Clean up.
+ ::DeleteDC(bitmapDC);
+ ::ReleaseDC(m_viewWindow, windowDC);
+
+}
+
+void WebView::updateBackingStore(FrameView* frameView, HDC dc, bool backingStoreCompletelyDirty)
+{
+ LOCAL_GDI_COUNTER(0, __FUNCTION__);
+
+ HDC windowDC = 0;
+ HDC bitmapDC = dc;
+ if (!dc) {
+ windowDC = ::GetDC(m_viewWindow);
+ bitmapDC = ::CreateCompatibleDC(windowDC);
+ ::SelectObject(bitmapDC, m_backingStoreBitmap.get());
+ }
+
+ if (m_backingStoreBitmap && (m_backingStoreDirtyRegion || backingStoreCompletelyDirty)) {
+ // Do a layout first so that everything we render to the backing store is always current.
+ if (Frame* coreFrame = core(m_mainFrame))
+ if (FrameView* view = coreFrame->view())
+ view->layoutIfNeededRecursive();
+
+ // This emulates the Mac smarts for painting rects intelligently. This is
+ // very important for us, since we double buffer based off dirty rects.
+ bool useRegionBox = true;
+ const int cRectThreshold = 10;
+ const float cWastedSpaceThreshold = 0.75f;
+ RECT regionBox;
+ if (!backingStoreCompletelyDirty) {
+ ::GetRgnBox(m_backingStoreDirtyRegion.get(), ®ionBox);
+ DWORD regionDataSize = GetRegionData(m_backingStoreDirtyRegion.get(), sizeof(RGNDATA), NULL);
+ if (regionDataSize) {
+ RGNDATA* regionData = (RGNDATA*)malloc(regionDataSize);
+ GetRegionData(m_backingStoreDirtyRegion.get(), regionDataSize, regionData);
+ if (regionData->rdh.nCount <= cRectThreshold) {
+ double unionPixels = (regionBox.right - regionBox.left) * (regionBox.bottom - regionBox.top);
+ double singlePixels = 0;
+
+ unsigned i;
+ RECT* rect;
+ for (i = 0, rect = (RECT*)regionData->Buffer; i < regionData->rdh.nCount; i++, rect++)
+ singlePixels += (rect->right - rect->left) * (rect->bottom - rect->top);
+ double wastedSpace = 1.0 - (singlePixels / unionPixels);
+ if (wastedSpace > cWastedSpaceThreshold) {
+ // Paint individual rects.
+ useRegionBox = false;
+ for (i = 0, rect = (RECT*)regionData->Buffer; i < regionData->rdh.nCount; i++, rect++)
+ paintIntoBackingStore(frameView, bitmapDC, rect);
+ }
+ }
+ free(regionData);
+ }
+ } else
+ ::GetClientRect(m_viewWindow, ®ionBox);
+
+ if (useRegionBox)
+ paintIntoBackingStore(frameView, bitmapDC, ®ionBox);
+
+ if (m_uiDelegatePrivate) {
+ COMPtr<IWebUIDelegatePrivate2> uiDelegatePrivate2(Query, m_uiDelegatePrivate);
+ if (uiDelegatePrivate2)
+ uiDelegatePrivate2->webViewPainted(this);
+ }
+
+ m_backingStoreDirtyRegion.clear();
+ }
+
+ if (!dc) {
+ ::DeleteDC(bitmapDC);
+ ::ReleaseDC(m_viewWindow, windowDC);
+ }
+
+ GdiFlush();
+}
+
+void WebView::paint(HDC dc, LPARAM options)
+{
+ LOCAL_GDI_COUNTER(0, __FUNCTION__);
+
+ Frame* coreFrame = core(m_mainFrame);
+ if (!coreFrame)
+ return;
+ FrameView* frameView = coreFrame->view();
+
+ m_paintCount++;
+
+ RECT rcPaint;
+ HDC hdc;
+ OwnPtr<HRGN> region;
+ int regionType = NULLREGION;
+ PAINTSTRUCT ps;
+ if (!dc) {
+ region.set(CreateRectRgn(0,0,0,0));
+ regionType = GetUpdateRgn(m_viewWindow, region.get(), false);
+ hdc = BeginPaint(m_viewWindow, &ps);
+ rcPaint = ps.rcPaint;
+ } else {
+ hdc = dc;
+ ::GetClientRect(m_viewWindow, &rcPaint);
+ if (options & PRF_ERASEBKGND)
+ ::FillRect(hdc, &rcPaint, (HBRUSH)GetStockObject(WHITE_BRUSH));
+ }
+
+ HDC bitmapDC = ::CreateCompatibleDC(hdc);
+ bool backingStoreCompletelyDirty = ensureBackingStore();
+ ::SelectObject(bitmapDC, m_backingStoreBitmap.get());
+
+ // Update our backing store if needed.
+ updateBackingStore(frameView, bitmapDC, backingStoreCompletelyDirty);
+
+ // Now we blit the updated backing store
+ IntRect windowDirtyRect = rcPaint;
+
+ // Apply the same heuristic for this update region too.
+ bool useWindowDirtyRect = true;
+ if (region && regionType == COMPLEXREGION) {
+ LOCAL_GDI_COUNTER(1, __FUNCTION__" (COMPLEXREGION)");
+
+ const int cRectThreshold = 10;
+ const float cWastedSpaceThreshold = 0.75f;
+ DWORD regionDataSize = GetRegionData(region.get(), sizeof(RGNDATA), NULL);
+ if (regionDataSize) {
+ RGNDATA* regionData = (RGNDATA*)malloc(regionDataSize);
+ GetRegionData(region.get(), regionDataSize, regionData);
+ if (regionData->rdh.nCount <= cRectThreshold) {
+ double unionPixels = windowDirtyRect.width() * windowDirtyRect.height();
+ double singlePixels = 0;
+
+ unsigned i;
+ RECT* rect;
+ for (i = 0, rect = (RECT*)regionData->Buffer; i < regionData->rdh.nCount; i++, rect++)
+ singlePixels += (rect->right - rect->left) * (rect->bottom - rect->top);
+ double wastedSpace = 1.0 - (singlePixels / unionPixels);
+ if (wastedSpace > cWastedSpaceThreshold) {
+ // Paint individual rects.
+ useWindowDirtyRect = false;
+ for (i = 0, rect = (RECT*)regionData->Buffer; i < regionData->rdh.nCount; i++, rect++)
+ paintIntoWindow(bitmapDC, hdc, rect);
+ }
+ }
+ free(regionData);
+ }
+ }
+
+ if (useWindowDirtyRect)
+ paintIntoWindow(bitmapDC, hdc, &rcPaint);
+
+ ::DeleteDC(bitmapDC);
+
+ // Paint the gripper.
+ COMPtr<IWebUIDelegate> ui;
+ if (SUCCEEDED(uiDelegate(&ui))) {
+ COMPtr<IWebUIDelegatePrivate> uiPrivate;
+ if (SUCCEEDED(ui->QueryInterface(IID_IWebUIDelegatePrivate, (void**)&uiPrivate))) {
+ RECT r;
+ if (SUCCEEDED(uiPrivate->webViewResizerRect(this, &r))) {
+ LOCAL_GDI_COUNTER(2, __FUNCTION__" webViewDrawResizer delegate call");
+ uiPrivate->webViewDrawResizer(this, hdc, (frameView->resizerOverlapsContent() ? true : false), &r);
+ }
+ }
+ }
+
+ if (!dc)
+ EndPaint(m_viewWindow, &ps);
+
+ m_paintCount--;
+}
+
+void WebView::paintIntoBackingStore(FrameView* frameView, HDC bitmapDC, LPRECT dirtyRect)
+{
+ LOCAL_GDI_COUNTER(0, __FUNCTION__);
+
+#if FLASH_BACKING_STORE_REDRAW
+ HDC dc = ::GetDC(m_viewWindow);
+ OwnPtr<HBRUSH> yellowBrush = CreateSolidBrush(RGB(255, 255, 0));
+ FillRect(dc, dirtyRect, yellowBrush.get());
+ GdiFlush();
+ Sleep(50);
+ paintIntoWindow(bitmapDC, dc, dirtyRect);
+ ::ReleaseDC(m_viewWindow, dc);
+#endif
+
+ FillRect(bitmapDC, dirtyRect, (HBRUSH)GetStockObject(WHITE_BRUSH));
+ if (frameView && frameView->frame() && frameView->frame()->renderer()) {
+ GraphicsContext gc(bitmapDC);
+ gc.save();
+ gc.clip(IntRect(*dirtyRect));
+ frameView->paint(&gc, IntRect(*dirtyRect));
+ gc.restore();
+ }
+}
+
+void WebView::paintIntoWindow(HDC bitmapDC, HDC windowDC, LPRECT dirtyRect)
+{
+ LOCAL_GDI_COUNTER(0, __FUNCTION__);
+#if FLASH_WINDOW_REDRAW
+ OwnPtr<HBRUSH> greenBrush = CreateSolidBrush(RGB(0, 255, 0));
+ FillRect(windowDC, dirtyRect, greenBrush.get());
+ GdiFlush();
+ Sleep(50);
+#endif
+
+ // Blit the dirty rect from the backing store into the same position
+ // in the destination DC.
+ BitBlt(windowDC, dirtyRect->left, dirtyRect->top, dirtyRect->right - dirtyRect->left, dirtyRect->bottom - dirtyRect->top, bitmapDC,
+ dirtyRect->left, dirtyRect->top, SRCCOPY);
+}
+
+void WebView::frameRect(RECT* rect)
+{
+ ::GetWindowRect(m_viewWindow, rect);
+}
+
+void WebView::closeWindowSoon()
+{
+ m_closeWindowTimer.startOneShot(0);
+ AddRef();
+}
+
+void WebView::closeWindowTimerFired(WebCore::Timer<WebView>*)
+{
+ closeWindow();
+ Release();
+}
+
+void WebView::closeWindow()
+{
+ if (m_hasSpellCheckerDocumentTag) {
+ if (m_editingDelegate)
+ m_editingDelegate->closeSpellDocument(this);
+ m_hasSpellCheckerDocumentTag = false;
+ }
+
+ COMPtr<IWebUIDelegate> ui;
+ if (SUCCEEDED(uiDelegate(&ui)))
+ ui->webViewClose(this);
+}
+
+bool WebView::canHandleRequest(const WebCore::ResourceRequest& request)
+{
+ // On the mac there's an about url protocol implementation but CFNetwork doesn't have that.
+ if (equalIgnoringCase(String(request.url().protocol()), "about"))
+ return true;
+
+ if (CFURLProtocolCanHandleRequest(request.cfURLRequest()))
+ return true;
+
+ // FIXME: Mac WebKit calls _representationExistsForURLScheme here
+ return false;
+}
+
+Page* WebView::page()
+{
+ return m_page;
+}
+
+bool WebView::handleContextMenuEvent(WPARAM wParam, LPARAM lParam)
+{
+ static const int contextMenuMargin = 1;
+
+ // Translate the screen coordinates into window coordinates
+ POINT coords = { GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam) };
+ if (coords.x == -1 || coords.y == -1) {
+ FrameView* view = m_page->mainFrame()->view();
+ if (!view)
+ return false;
+
+ int rightAligned = ::GetSystemMetrics(SM_MENUDROPALIGNMENT);
+ IntPoint location;
+
+ // The context menu event was generated from the keyboard, so show the context menu by the current selection.
+ Position start = m_page->mainFrame()->selectionController()->selection().start();
+ Position end = m_page->mainFrame()->selectionController()->selection().end();
+
+ if (!start.node() || !end.node())
+ location = IntPoint(rightAligned ? view->contentsWidth() - contextMenuMargin : contextMenuMargin, contextMenuMargin);
+ else {
+ RenderObject* renderer = start.node()->renderer();
+ if (!renderer)
+ return false;
+
+ // Calculate the rect of the first line of the selection (cribbed from -[WebCoreFrameBridge firstRectForDOMRange:]).
+ int extraWidthToEndOfLine = 0;
+ IntRect startCaretRect = renderer->caretRect(start.offset(), DOWNSTREAM, &extraWidthToEndOfLine);
+ IntRect endCaretRect = renderer->caretRect(end.offset(), UPSTREAM);
+
+ IntRect firstRect;
+ if (startCaretRect.y() == endCaretRect.y())
+ firstRect = IntRect(min(startCaretRect.x(), endCaretRect.x()), startCaretRect.y(), abs(endCaretRect.x() - startCaretRect.x()), max(startCaretRect.height(), endCaretRect.height()));
+ else
+ firstRect = IntRect(startCaretRect.x(), startCaretRect.y(), startCaretRect.width() + extraWidthToEndOfLine, startCaretRect.height());
+
+ location = IntPoint(rightAligned ? firstRect.right() : firstRect.x(), firstRect.bottom());
+ }
+
+ location = view->contentsToWindow(location);
+ // FIXME: The IntSize(0, -1) is a hack to get the hit-testing to result in the selected element.
+ // Ideally we'd have the position of a context menu event be separate from its target node.
+ coords = location + IntSize(0, -1);
+ } else {
+ if (!::ScreenToClient(m_viewWindow, &coords))
+ return false;
+ }
+
+ lParam = MAKELPARAM(coords.x, coords.y);
+
+ // The contextMenuController() holds onto the last context menu that was popped up on the
+ // page until a new one is created. We need to clear this menu before propagating the event
+ // through the DOM so that we can detect if we create a new menu for this event, since we
+ // won't create a new menu if the DOM swallows the event and the defaultEventHandler does
+ // not run.
+ m_page->contextMenuController()->clearContextMenu();
+
+ Frame* focusedFrame = m_page->focusController()->focusedOrMainFrame();
+ focusedFrame->view()->setCursor(pointerCursor());
+ PlatformMouseEvent mouseEvent(m_viewWindow, WM_RBUTTONUP, wParam, lParam);
+ bool handledEvent = focusedFrame->eventHandler()->sendContextMenuEvent(mouseEvent);
+ if (!handledEvent)
+ return false;
+
+ // Show the menu
+ ContextMenu* coreMenu = m_page->contextMenuController()->contextMenu();
+ if (!coreMenu)
+ return false;
+
+ Node* node = coreMenu->hitTestResult().innerNonSharedNode();
+ if (!node)
+ return false;
+
+ Frame* frame = node->document()->frame();
+ if (!frame)
+ return false;
+
+ FrameView* view = frame->view();
+ if (!view)
+ return false;
+
+ POINT point(view->contentsToWindow(coreMenu->hitTestResult().point()));
+
+ // Translate the point to screen coordinates
+ if (!::ClientToScreen(view->containingWindow(), &point))
+ return false;
+
+ BOOL hasCustomMenus = false;
+ if (m_uiDelegate)
+ m_uiDelegate->hasCustomMenuImplementation(&hasCustomMenus);
+
+ if (hasCustomMenus)
+ m_uiDelegate->trackCustomPopupMenu((IWebView*)this, (OLE_HANDLE)(ULONG64)coreMenu->platformDescription(), &point);
+ else {
+ // Surprisingly, TPM_RIGHTBUTTON means that items are selectable with either the right OR left mouse button
+ UINT flags = TPM_RIGHTBUTTON | TPM_TOPALIGN | TPM_VERPOSANIMATION | TPM_HORIZONTAL
+ | TPM_LEFTALIGN | TPM_HORPOSANIMATION;
+ ::TrackPopupMenuEx(coreMenu->platformDescription(), flags, point.x, point.y, view->containingWindow(), 0);
+ }
+
+ return true;
+}
+
+bool WebView::onMeasureItem(WPARAM /*wParam*/, LPARAM lParam)
+{
+ if (!m_uiDelegate)
+ return false;
+
+ BOOL hasCustomMenus = false;
+ m_uiDelegate->hasCustomMenuImplementation(&hasCustomMenus);
+ if (!hasCustomMenus)
+ return false;
+
+ m_uiDelegate->measureCustomMenuItem((IWebView*)this, (void*)lParam);
+ return true;
+}
+
+bool WebView::onDrawItem(WPARAM /*wParam*/, LPARAM lParam)
+{
+ if (!m_uiDelegate)
+ return false;
+
+ BOOL hasCustomMenus = false;
+ m_uiDelegate->hasCustomMenuImplementation(&hasCustomMenus);
+ if (!hasCustomMenus)
+ return false;
+
+ m_uiDelegate->drawCustomMenuItem((IWebView*)this, (void*)lParam);
+ return true;
+}
+
+bool WebView::onInitMenuPopup(WPARAM wParam, LPARAM /*lParam*/)
+{
+ if (!m_uiDelegate)
+ return false;
+
+ HMENU menu = (HMENU)wParam;
+ if (!menu)
+ return false;
+
+ BOOL hasCustomMenus = false;
+ m_uiDelegate->hasCustomMenuImplementation(&hasCustomMenus);
+ if (!hasCustomMenus)
+ return false;
+
+ m_uiDelegate->addCustomMenuDrawingData((IWebView*)this, (OLE_HANDLE)(ULONG64)menu);
+ return true;
+}
+
+bool WebView::onUninitMenuPopup(WPARAM wParam, LPARAM /*lParam*/)
+{
+ if (!m_uiDelegate)
+ return false;
+
+ HMENU menu = (HMENU)wParam;
+ if (!menu)
+ return false;
+
+ BOOL hasCustomMenus = false;
+ m_uiDelegate->hasCustomMenuImplementation(&hasCustomMenus);
+ if (!hasCustomMenus)
+ return false;
+
+ m_uiDelegate->cleanUpCustomMenuDrawingData((IWebView*)this, (OLE_HANDLE)(ULONG64)menu);
+ return true;
+}
+
+void WebView::performContextMenuAction(WPARAM wParam, LPARAM lParam, bool byPosition)
+{
+ ContextMenu* menu = m_page->contextMenuController()->contextMenu();
+ ASSERT(menu);
+
+ ContextMenuItem* item = byPosition ? menu->itemAtIndex((unsigned)wParam, (HMENU)lParam) : menu->itemWithAction((ContextMenuAction)wParam);
+ if (!item)
+ return;
+ m_page->contextMenuController()->contextMenuItemSelected(item);
+ delete item;
+}
+
+bool WebView::handleMouseEvent(UINT message, WPARAM wParam, LPARAM lParam)
+{
+ static LONG globalClickCount;
+ static IntPoint globalPrevPoint;
+ static MouseButton globalPrevButton;
+ static LONG globalPrevMouseDownTime;
+
+ // Create our event.
+ PlatformMouseEvent mouseEvent(m_viewWindow, message, wParam, lParam, m_mouseActivated);
+
+ bool insideThreshold = abs(globalPrevPoint.x() - mouseEvent.pos().x()) < ::GetSystemMetrics(SM_CXDOUBLECLK) &&
+ abs(globalPrevPoint.y() - mouseEvent.pos().y()) < ::GetSystemMetrics(SM_CYDOUBLECLK);
+ LONG messageTime = ::GetMessageTime();
+
+ bool handled = false;
+ if (message == WM_LBUTTONDOWN || message == WM_MBUTTONDOWN || message == WM_RBUTTONDOWN) {
+ // FIXME: I'm not sure if this is the "right" way to do this
+ // but without this call, we never become focused since we don't allow
+ // the default handling of mouse events.
+ SetFocus(m_viewWindow);
+
+ // Always start capturing events when the mouse goes down in our HWND.
+ ::SetCapture(m_viewWindow);
+
+ if (((messageTime - globalPrevMouseDownTime) < (LONG)::GetDoubleClickTime()) &&
+ insideThreshold &&
+ mouseEvent.button() == globalPrevButton)
+ globalClickCount++;
+ else
+ // Reset the click count.
+ globalClickCount = 1;
+ globalPrevMouseDownTime = messageTime;
+ globalPrevButton = mouseEvent.button();
+ globalPrevPoint = mouseEvent.pos();
+
+ mouseEvent.setClickCount(globalClickCount);
+ handled = m_page->mainFrame()->eventHandler()->handleMousePressEvent(mouseEvent);
+ } else if (message == WM_LBUTTONDBLCLK || message == WM_MBUTTONDBLCLK || message == WM_RBUTTONDBLCLK) {
+ globalClickCount++;
+ mouseEvent.setClickCount(globalClickCount);
+ handled = m_page->mainFrame()->eventHandler()->handleMousePressEvent(mouseEvent);
+ } else if (message == WM_LBUTTONUP || message == WM_MBUTTONUP || message == WM_RBUTTONUP) {
+ // Record the global position and the button of the up.
+ globalPrevButton = mouseEvent.button();
+ globalPrevPoint = mouseEvent.pos();
+ mouseEvent.setClickCount(globalClickCount);
+ m_page->mainFrame()->eventHandler()->handleMouseReleaseEvent(mouseEvent);
+ ::ReleaseCapture();
+ } else if (message == WM_MOUSEMOVE) {
+ if (!insideThreshold)
+ globalClickCount = 0;
+ mouseEvent.setClickCount(globalClickCount);
+ handled = m_page->mainFrame()->eventHandler()->mouseMoved(mouseEvent);
+ }
+ setMouseActivated(false);
+ return handled;
+}
+
+bool WebView::mouseWheel(WPARAM wParam, LPARAM lParam, bool isHorizontal)
+{
+ // Ctrl+Mouse wheel doesn't ever go into WebCore. It is used to
+ // zoom instead (Mac zooms the whole Desktop, but Windows browsers trigger their
+ // own local zoom modes for Ctrl+wheel).
+ if (wParam & MK_CONTROL) {
+ short delta = short(HIWORD(wParam));
+ if (delta < 0)
+ makeTextLarger(0);
+ else
+ makeTextSmaller(0);
+ return true;
+ }
+
+ PlatformWheelEvent wheelEvent(m_viewWindow, wParam, lParam, isHorizontal);
+ Frame* coreFrame = core(m_mainFrame);
+ if (!coreFrame)
+ return false;
+
+ return coreFrame->eventHandler()->handleWheelEvent(wheelEvent);
+}
+
+bool WebView::execCommand(WPARAM wParam, LPARAM /*lParam*/)
+{
+ Frame* frame = m_page->focusController()->focusedOrMainFrame();
+ bool handled = false;
+ switch (LOWORD(wParam)) {
+ case SelectAll:
+ handled = frame->editor()->execCommand("SelectAll");
+ break;
+ case Undo:
+ handled = frame->editor()->execCommand("Undo");
+ break;
+ case Redo:
+ handled = frame->editor()->execCommand("Redo");
+ break;
+ default:
+ break;
+ }
+ return handled;
+}
+
+bool WebView::keyUp(WPARAM virtualKeyCode, LPARAM keyData)
+{
+ // Don't send key events for shift, ctrl, alt and capslock keys when they're by themselves
+ if (virtualKeyCode == VK_SHIFT || virtualKeyCode == VK_CONTROL || virtualKeyCode == VK_MENU || virtualKeyCode == VK_CAPITAL)
+ return false;
+
+ PlatformKeyboardEvent keyEvent(m_viewWindow, virtualKeyCode, keyData, m_currentCharacterCode);
+
+ // Don't send key events for alt+space and alt+f4.
+ if (keyEvent.altKey() && (virtualKeyCode == VK_SPACE || virtualKeyCode == VK_F4))
+ return false;
+
+ Frame* frame = m_page->focusController()->focusedOrMainFrame();
+ m_currentCharacterCode = 0;
+
+ return frame->eventHandler()->keyEvent(keyEvent);
+}
+
+static const unsigned CtrlKey = 1 << 0;
+static const unsigned AltKey = 1 << 1;
+static const unsigned ShiftKey = 1 << 2;
+
+
+struct KeyEntry {
+ unsigned virtualKey;
+ unsigned modifiers;
+ const char* name;
+};
+
+static const KeyEntry keyEntries[] = {
+ { VK_LEFT, 0, "MoveLeft" },
+ { VK_LEFT, ShiftKey, "MoveLeftAndModifySelection" },
+ { VK_LEFT, CtrlKey, "MoveWordLeft" },
+ { VK_LEFT, CtrlKey | ShiftKey, "MoveWordLeftAndModifySelection" },
+ { VK_RIGHT, 0, "MoveRight" },
+ { VK_RIGHT, ShiftKey, "MoveRightAndModifySelection" },
+ { VK_RIGHT, CtrlKey, "MoveWordRight" },
+ { VK_RIGHT, CtrlKey | ShiftKey, "MoveWordRightAndModifySelection" },
+ { VK_UP, 0, "MoveUp" },
+ { VK_UP, ShiftKey, "MoveUpAndModifySelection" },
+ { VK_PRIOR, ShiftKey, "MoveUpAndModifySelection" },
+ { VK_DOWN, 0, "MoveDown" },
+ { VK_DOWN, ShiftKey, "MoveDownAndModifySelection" },
+ { VK_NEXT, ShiftKey, "MoveDownAndModifySelection" },
+ { VK_PRIOR, 0, "MoveUpByPageAndModifyCaret" },
+ { VK_NEXT, 0, "MoveDownByPageAndModifyCaret" },
+ { VK_HOME, 0, "MoveToBeginningOfLine" },
+ { VK_HOME, ShiftKey, "MoveToBeginningOfLineAndModifySelection" },
+ { VK_HOME, CtrlKey, "MoveToBeginningOfDocument" },
+ { VK_HOME, CtrlKey | ShiftKey, "MoveToBeginningOfDocumentAndModifySelection" },
+
+ { VK_END, 0, "MoveToEndOfLine" },
+ { VK_END, ShiftKey, "MoveToEndOfLineAndModifySelection" },
+ { VK_END, CtrlKey, "MoveToEndOfDocument" },
+ { VK_END, CtrlKey | ShiftKey, "MoveToEndOfDocumentAndModifySelection" },
+
+ { VK_BACK, 0, "BackwardDelete" },
+ { VK_BACK, ShiftKey, "BackwardDelete" },
+ { VK_DELETE, 0, "ForwardDelete" },
+ { VK_DELETE, ShiftKey, "ForwardDelete" },
+ { VK_BACK, CtrlKey, "DeleteWordBackward" },
+ { VK_DELETE, CtrlKey, "DeleteWordForward" },
+
+ { 'B', CtrlKey, "ToggleBold" },
+ { 'I', CtrlKey, "ToggleItalic" },
+
+ { VK_ESCAPE, 0, "Cancel" },
+ { VK_OEM_PERIOD, CtrlKey, "Cancel" },
+ { VK_TAB, 0, "InsertTab" },
+ { VK_TAB, ShiftKey, "InsertBacktab" },
+ { VK_RETURN, 0, "InsertNewline" },
+ { VK_RETURN, CtrlKey, "InsertNewline" },
+ { VK_RETURN, AltKey, "InsertNewline" },
+ { VK_RETURN, AltKey | ShiftKey, "InsertNewline" },
+
+ { 'C', CtrlKey, "Copy" },
+ { 'V', CtrlKey, "Paste" },
+ { 'X', CtrlKey, "Cut" },
+ { 'A', CtrlKey, "SelectAll" },
+ { 'Z', CtrlKey, "Undo" },
+ { 'Z', CtrlKey | ShiftKey, "Redo" },
+};
+
+const char* WebView::interpretKeyEvent(const KeyboardEvent* evt)
+{
+ const PlatformKeyboardEvent* keyEvent = evt->keyEvent();
+ if (!keyEvent)
+ return "";
+
+ static HashMap<int, const char*>* commandsMap = 0;
+
+ if (!commandsMap) {
+ commandsMap = new HashMap<int, const char*>;
+
+ for (unsigned i = 0; i < _countof(keyEntries); i++)
+ commandsMap->set(keyEntries[i].modifiers << 16 | keyEntries[i].virtualKey, keyEntries[i].name);
+ }
+
+ unsigned modifiers = 0;
+ if (keyEvent->shiftKey())
+ modifiers |= ShiftKey;
+ if (keyEvent->altKey())
+ modifiers |= AltKey;
+ if (keyEvent->ctrlKey())
+ modifiers |= CtrlKey;
+
+ return commandsMap->get(modifiers << 16 | keyEvent->WindowsKeyCode());
+}
+
+bool WebView::handleEditingKeyboardEvent(KeyboardEvent* evt)
+{
+ String command(interpretKeyEvent(evt));
+
+ Node* node = evt->target()->toNode();
+ ASSERT(node);
+ Frame* frame = node->document()->frame();
+ ASSERT(frame);
+
+ if (!command.isEmpty())
+ if (frame->editor()->execCommand(command, evt))
+ return true;
+
+ if (!evt->keyEvent())
+ return false;
+
+ if (evt->keyEvent()->text().length() == 1) {
+ UChar ch = evt->keyEvent()->text()[0];
+ // Don't insert null or control characters as they can reslt in unexpected behaviour
+ if (ch < ' ')
+ return false;
+ }
+
+ return frame->editor()->insertText(evt->keyEvent()->text(), evt);
+}
+
+bool WebView::keyDown(WPARAM virtualKeyCode, LPARAM keyData, bool systemKeyDown)
+{
+ // Don't send key events for shift, ctrl, alt and capslock keys when they're by themselves
+ if (virtualKeyCode == VK_SHIFT || virtualKeyCode == VK_CONTROL || virtualKeyCode == VK_MENU || virtualKeyCode == VK_CAPITAL)
+ return false;
+
+ // Don't send key events for alt+space and alt+f4, since the OS needs to handle that.
+ if (systemKeyDown && (virtualKeyCode == VK_SPACE || virtualKeyCode == VK_F4))
+ return false;
+
+ MSG msg;
+ // If the next message is a WM_CHAR message, then take it out of the queue, and use
+ // the message parameters to get the character code to construct the PlatformKeyboardEvent.
+ if (systemKeyDown) {
+ if (::PeekMessage(&msg, m_viewWindow, WM_SYSCHAR, WM_SYSCHAR, PM_REMOVE))
+ m_currentCharacterCode = (UChar)msg.wParam;
+ } else if (::PeekMessage(&msg, m_viewWindow, WM_CHAR, WM_CHAR, PM_REMOVE))
+ m_currentCharacterCode = (UChar)msg.wParam;
+
+ // FIXME: We need to check WM_UNICHAR to support supplementary characters.
+ // FIXME: We may need to handle other messages for international text.
+
+ m_inIMEKeyDown = virtualKeyCode == VK_PROCESSKEY;
+ if (virtualKeyCode == VK_PROCESSKEY && !m_inIMEComposition)
+ virtualKeyCode = MapVirtualKey(LOBYTE(HIWORD(keyData)), 1);
+
+ PlatformKeyboardEvent keyEvent(m_viewWindow, virtualKeyCode, keyData, m_currentCharacterCode);
+ Frame* frame = m_page->focusController()->focusedOrMainFrame();
+ bool handled = frame->eventHandler()->keyEvent(keyEvent);
+ m_inIMEKeyDown = false;
+ if (handled)
+ return true;
+
+ // We need to handle back/forward using either Backspace(+Shift) or Ctrl+Left/Right Arrow keys.
+ int windowsKeyCode = keyEvent.WindowsKeyCode();
+ if ((windowsKeyCode == VK_BACK && keyEvent.shiftKey()) || (windowsKeyCode == VK_RIGHT && keyEvent.ctrlKey()))
+ m_page->goForward();
+ else if (windowsKeyCode == VK_BACK || (windowsKeyCode == VK_LEFT && keyEvent.ctrlKey()))
+ m_page->goBack();
+
+ // Need to scroll the page if the arrow keys, space(shift), pgup/dn, or home/end are hit.
+ ScrollDirection direction;
+ ScrollGranularity granularity;
+ switch (windowsKeyCode) {
+ case VK_LEFT:
+ granularity = ScrollByLine;
+ direction = ScrollLeft;
+ break;
+ case VK_RIGHT:
+ granularity = ScrollByLine;
+ direction = ScrollRight;
+ break;
+ case VK_UP:
+ granularity = ScrollByLine;
+ direction = ScrollUp;
+ break;
+ case VK_DOWN:
+ granularity = ScrollByLine;
+ direction = ScrollDown;
+ break;
+ case VK_HOME:
+ granularity = ScrollByDocument;
+ direction = ScrollUp;
+ break;
+ case VK_END:
+ granularity = ScrollByDocument;
+ direction = ScrollDown;
+ break;
+ case VK_SPACE:
+ granularity = ScrollByPage;
+ direction = (GetKeyState(VK_SHIFT) & 0x8000) ? ScrollUp : ScrollDown;
+ break;
+ case VK_PRIOR:
+ granularity = ScrollByPage;
+ direction = ScrollUp;
+ break;
+ case VK_NEXT:
+ granularity = ScrollByPage;
+ direction = ScrollDown;
+ break;
+ default:
+ // We return true here so the WM_CHAR handler won't pick up unhandled messages.
+ return true;
+ }
+
+ if (!frame->eventHandler()->scrollOverflow(direction, granularity))
+ frame->view()->scroll(direction, granularity);
+
+ return true;
+}
+
+bool WebView::inResizer(LPARAM lParam)
+{
+ if (!m_uiDelegatePrivate)
+ return false;
+
+ RECT r;
+ if (FAILED(m_uiDelegatePrivate->webViewResizerRect(this, &r)))
+ return false;
+
+ POINT pt;
+ pt.x = LOWORD(lParam);
+ pt.y = HIWORD(lParam);
+ return !!PtInRect(&r, pt);
+}
+
+void WebView::initializeCacheSizesIfNecessary()
+{
+ static bool didInitialize;
+ if (didInitialize)
+ return;
+
+ COMPtr<IWebPreferences> prefs;
+ if (FAILED(preferences(&prefs)))
+ return;
+
+ UINT pageCacheSize;
+ if (SUCCEEDED(prefs->pageCacheSize(&pageCacheSize)))
+ pageCache()->setCapacity(pageCacheSize);
+
+ UINT objectCacheSize;
+ if (SUCCEEDED(prefs->objectCacheSize(&objectCacheSize)))
+ cache()->setCapacities(0, objectCacheSize, objectCacheSize);
+
+ didInitialize = true;
+}
+
+static ATOM registerWebViewWindowClass()
+{
+ static bool haveRegisteredWindowClass = false;
+ if (haveRegisteredWindowClass)
+ return true;
+
+ WNDCLASSEX wcex;
+
+ wcex.cbSize = sizeof(WNDCLASSEX);
+
+ wcex.style = CS_DBLCLKS;
+ wcex.lpfnWndProc = WebViewWndProc;
+ wcex.cbClsExtra = 0;
+ wcex.cbWndExtra = 4; // 4 bytes for the IWebView pointer
+ wcex.hInstance = gInstance;
+ wcex.hIcon = 0;
+ wcex.hCursor = ::LoadCursor(0, IDC_ARROW);
+ wcex.hbrBackground = 0;
+ wcex.lpszMenuName = 0;
+ wcex.lpszClassName = kWebViewWindowClassName;
+ wcex.hIconSm = 0;
+
+ return RegisterClassEx(&wcex);
+}
+
+namespace WebCore {
+ extern HCURSOR lastSetCursor;
+}
+
+static LRESULT CALLBACK WebViewWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
+{
+ LRESULT lResult = 0;
+ LONG_PTR longPtr = GetWindowLongPtr(hWnd, 0);
+ WebView* webView = reinterpret_cast<WebView*>(longPtr);
+ WebFrame* mainFrameImpl = webView ? webView->topLevelFrame() : 0;
+ if (!mainFrameImpl || webView->isBeingDestroyed())
+ return DefWindowProc(hWnd, message, wParam, lParam);
+
+ ASSERT(webView);
+
+ bool handled = true;
+
+ switch (message) {
+ case WM_PAINT: {
+ COMPtr<IWebDataSource> dataSource;
+ mainFrameImpl->dataSource(&dataSource);
+ Frame* coreFrame = core(mainFrameImpl);
+ if (!webView->isPainting() && (!dataSource || coreFrame && (coreFrame->view()->didFirstLayout() || !coreFrame->loader()->committedFirstRealDocumentLoad())))
+ webView->paint(0, 0);
+ else
+ ValidateRect(hWnd, 0);
+ break;
+ }
+ case WM_PRINTCLIENT:
+ webView->paint((HDC)wParam, lParam);
+ break;
+ case WM_DESTROY:
+ webView->close();
+ webView->setIsBeingDestroyed();
+ webView->revokeDragDrop();
+ break;
+ case WM_MOUSEMOVE:
+ if (webView->inResizer(lParam))
+ SetCursor(LoadCursor(0, IDC_SIZENWSE));
+ // fall through
+ case WM_LBUTTONDOWN:
+ case WM_MBUTTONDOWN:
+ case WM_RBUTTONDOWN:
+ case WM_LBUTTONDBLCLK:
+ case WM_MBUTTONDBLCLK:
+ case WM_RBUTTONDBLCLK:
+ case WM_LBUTTONUP:
+ case WM_MBUTTONUP:
+ case WM_RBUTTONUP:
+ if (Frame* coreFrame = core(mainFrameImpl))
+ if (coreFrame->view()->didFirstLayout())
+ handled = webView->handleMouseEvent(message, wParam, lParam);
+ break;
+ case WM_MOUSEWHEEL:
+ case WM_VISTA_MOUSEHWHEEL:
+ if (Frame* coreFrame = core(mainFrameImpl))
+ if (coreFrame->view()->didFirstLayout())
+ handled = webView->mouseWheel(wParam, lParam, (wParam & MK_SHIFT) || message == WM_VISTA_MOUSEHWHEEL);
+ break;
+ case WM_SYSKEYDOWN:
+ handled = webView->keyDown(wParam, lParam, true);
+ break;
+ case WM_KEYDOWN:
+ handled = webView->keyDown(wParam, lParam);
+ break;
+ case WM_SYSKEYUP:
+ case WM_KEYUP:
+ handled = webView->keyUp(wParam, lParam);
+ break;
+ case WM_SIZE:
+ if (webView->isBeingDestroyed())
+ // If someone has sent us this message while we're being destroyed, we should bail out so we don't crash.
+ break;
+
+ if (lParam != 0) {
+ webView->deleteBackingStore();
+ if (Frame* coreFrame = core(mainFrameImpl)) {
+ coreFrame->view()->resize(LOWORD(lParam), HIWORD(lParam));
+
+ if (!coreFrame->loader()->isLoading())
+ coreFrame->sendResizeEvent();
+ }
+ }
+ break;
+ case WM_SHOWWINDOW:
+ lResult = DefWindowProc(hWnd, message, wParam, lParam);
+ if (wParam == 0)
+ // The window is being hidden (e.g., because we switched tabs.
+ // Null out our backing store.
+ webView->deleteBackingStore();
+ break;
+ case WM_SETFOCUS: {
+ COMPtr<IWebUIDelegate> uiDelegate;
+ COMPtr<IWebUIDelegatePrivate> uiDelegatePrivate;
+ if (SUCCEEDED(webView->uiDelegate(&uiDelegate)) && uiDelegate &&
+ SUCCEEDED(uiDelegate->QueryInterface(IID_IWebUIDelegatePrivate, (void**) &uiDelegatePrivate)) && uiDelegatePrivate)
+ uiDelegatePrivate->webViewReceivedFocus(webView);
+ // FIXME: Merge this logic with updateActiveState, and switch this over to use updateActiveState
+
+ // It's ok to just always do setWindowHasFocus, since we won't fire the focus event on the DOM
+ // window unless the value changes. It's also ok to do setIsActive inside focus,
+ // because Windows has no concept of having to update control tints (e.g., graphite vs. aqua)
+ // and therefore only needs to update the selection (which is limited to the focused frame).
+ FocusController* focusController = webView->page()->focusController();
+ if (Frame* frame = focusController->focusedFrame()) {
+ frame->setIsActive(true);
+
+ // If the previously focused window is a child of ours (for example a plugin), don't send any
+ // focus events.
+ if (!IsChild(hWnd, reinterpret_cast<HWND>(wParam)))
+ frame->setWindowHasFocus(true);
+ } else
+ focusController->setFocusedFrame(webView->page()->mainFrame());
+ break;
+ }
+ case WM_KILLFOCUS: {
+ COMPtr<IWebUIDelegate> uiDelegate;
+ COMPtr<IWebUIDelegatePrivate> uiDelegatePrivate;
+ if (SUCCEEDED(webView->uiDelegate(&uiDelegate)) && uiDelegate &&
+ SUCCEEDED(uiDelegate->QueryInterface(IID_IWebUIDelegatePrivate, (void**) &uiDelegatePrivate)) && uiDelegatePrivate)
+ uiDelegatePrivate->webViewLostFocus(webView, (OLE_HANDLE)(ULONG64)wParam);
+ // FIXME: Merge this logic with updateActiveState, and switch this over to use updateActiveState
+
+ // However here we have to be careful. If we are losing focus because of a deactivate,
+ // then we need to remember our focused target for restoration later.
+ // If we are losing focus to another part of our window, then we are no longer focused for real
+ // and we need to clear out the focused target.
+ FocusController* focusController = webView->page()->focusController();
+ webView->resetIME(focusController->focusedOrMainFrame());
+ if (GetAncestor(hWnd, GA_ROOT) != GetFocus()) {
+ if (Frame* frame = focusController->focusedFrame()) {
+ frame->setIsActive(false);
+
+ // If we're losing focus to a child of ours, don't send blur events.
+ if (!IsChild(hWnd, reinterpret_cast<HWND>(wParam)))
+ frame->setWindowHasFocus(false);
+ }
+ } else
+ focusController->setFocusedFrame(0);
+ break;
+ }
+ case WM_CUT:
+ webView->cut(0);
+ break;
+ case WM_COPY:
+ webView->copy(0);
+ break;
+ case WM_PASTE:
+ webView->paste(0);
+ break;
+ case WM_CLEAR:
+ webView->delete_(0);
+ break;
+ case WM_COMMAND:
+ if (HIWORD(wParam))
+ handled = webView->execCommand(wParam, lParam);
+ else // If the high word of wParam is 0, the message is from a menu
+ webView->performContextMenuAction(wParam, lParam, false);
+ break;
+ case WM_MENUCOMMAND:
+ webView->performContextMenuAction(wParam, lParam, true);
+ break;
+ case WM_CONTEXTMENU:
+ handled = webView->handleContextMenuEvent(wParam, lParam);
+ break;
+ case WM_INITMENUPOPUP:
+ handled = webView->onInitMenuPopup(wParam, lParam);
+ break;
+ case WM_MEASUREITEM:
+ handled = webView->onMeasureItem(wParam, lParam);
+ break;
+ case WM_DRAWITEM:
+ handled = webView->onDrawItem(wParam, lParam);
+ break;
+ case WM_UNINITMENUPOPUP:
+ handled = webView->onUninitMenuPopup(wParam, lParam);
+ break;
+ case WM_XP_THEMECHANGED:
+ if (Frame* coreFrame = core(mainFrameImpl)) {
+ webView->deleteBackingStore();
+ coreFrame->view()->themeChanged();
+ }
+ break;
+ case WM_MOUSEACTIVATE:
+ webView->setMouseActivated(true);
+ break;
+ case WM_GETDLGCODE: {
+ COMPtr<IWebUIDelegate> uiDelegate;
+ COMPtr<IWebUIDelegatePrivate> uiDelegatePrivate;
+ LONG_PTR dlgCode = 0;
+ UINT keyCode = 0;
+ if (lParam) {
+ LPMSG lpMsg = (LPMSG)lParam;
+ if (lpMsg->message == WM_KEYDOWN)
+ keyCode = (UINT) lpMsg->wParam;
+ }
+ if (SUCCEEDED(webView->uiDelegate(&uiDelegate)) && uiDelegate &&
+ SUCCEEDED(uiDelegate->QueryInterface(IID_IWebUIDelegatePrivate, (void**) &uiDelegatePrivate)) && uiDelegatePrivate &&
+ SUCCEEDED(uiDelegatePrivate->webViewGetDlgCode(webView, keyCode, &dlgCode)))
+ return dlgCode;
+ handled = false;
+ break;
+ }
+
+ case WM_IME_STARTCOMPOSITION:
+ handled = webView->onIMEStartComposition();
+ break;
+ case WM_IME_REQUEST:
+ webView->onIMERequest(wParam, lParam, &lResult);
+ break;
+ case WM_IME_COMPOSITION:
+ handled = webView->onIMEComposition(lParam);
+ break;
+ case WM_IME_ENDCOMPOSITION:
+ handled = webView->onIMEEndComposition();
+ break;
+ case WM_IME_CHAR:
+ handled = webView->onIMEChar(wParam, lParam);
+ break;
+ case WM_IME_NOTIFY:
+ handled = webView->onIMENotify(wParam, lParam, &lResult);
+ break;
+ case WM_IME_SELECT:
+ handled = webView->onIMESelect(wParam, lParam);
+ break;
+ case WM_IME_SETCONTEXT:
+ handled = webView->onIMESetContext(wParam, lParam);
+ break;
+ case WM_SETCURSOR:
+ if (lastSetCursor) {
+ SetCursor(lastSetCursor);
+ break;
+ }
+ __fallthrough;
+ default:
+ handled = false;
+ break;
+ }
+
+ if (!handled)
+ lResult = DefWindowProc(hWnd, message, wParam, lParam);
+
+ return lResult;
+}
+
+HRESULT WebView::updateWebCoreSettingsFromPreferences(IWebPreferences* preferences)
+{
+ HRESULT hr;
+ BSTR str;
+ int size;
+ BOOL enabled;
+
+ Settings* settings = m_page->settings();
+
+ hr = preferences->cursiveFontFamily(&str);
+ if (FAILED(hr))
+ return hr;
+ settings->setCursiveFontFamily(AtomicString(str, SysStringLen(str)));
+ SysFreeString(str);
+
+ hr = preferences->defaultFixedFontSize(&size);
+ if (FAILED(hr))
+ return hr;
+ settings->setDefaultFixedFontSize(size);
+
+ hr = preferences->defaultFontSize(&size);
+ if (FAILED(hr))
+ return hr;
+ settings->setDefaultFontSize(size);
+
+ hr = preferences->defaultTextEncodingName(&str);
+ if (FAILED(hr))
+ return hr;
+ settings->setDefaultTextEncodingName(String(str, SysStringLen(str)));
+ SysFreeString(str);
+
+ hr = preferences->fantasyFontFamily(&str);
+ if (FAILED(hr))
+ return hr;
+ settings->setFantasyFontFamily(AtomicString(str, SysStringLen(str)));
+ SysFreeString(str);
+
+ hr = preferences->fixedFontFamily(&str);
+ if (FAILED(hr))
+ return hr;
+ settings->setFixedFontFamily(AtomicString(str, SysStringLen(str)));
+ SysFreeString(str);
+
+ hr = preferences->isJavaEnabled(&enabled);
+ if (FAILED(hr))
+ return hr;
+ settings->setJavaEnabled(!!enabled);
+
+ hr = preferences->isJavaScriptEnabled(&enabled);
+ if (FAILED(hr))
+ return hr;
+ settings->setJavaScriptEnabled(!!enabled);
+
+ hr = preferences->javaScriptCanOpenWindowsAutomatically(&enabled);
+ if (FAILED(hr))
+ return hr;
+ settings->setJavaScriptCanOpenWindowsAutomatically(!!enabled);
+
+ hr = preferences->minimumFontSize(&size);
+ if (FAILED(hr))
+ return hr;
+ settings->setMinimumFontSize(size);
+
+ hr = preferences->minimumLogicalFontSize(&size);
+ if (FAILED(hr))
+ return hr;
+ settings->setMinimumLogicalFontSize(size);
+
+ hr = preferences->arePlugInsEnabled(&enabled);
+ if (FAILED(hr))
+ return hr;
+ settings->setPluginsEnabled(!!enabled);
+
+ hr = preferences->privateBrowsingEnabled(&enabled);
+ if (FAILED(hr))
+ return hr;
+ settings->setPrivateBrowsingEnabled(!!enabled);
+
+ hr = preferences->sansSerifFontFamily(&str);
+ if (FAILED(hr))
+ return hr;
+ settings->setSansSerifFontFamily(AtomicString(str, SysStringLen(str)));
+ SysFreeString(str);
+
+ hr = preferences->serifFontFamily(&str);
+ if (FAILED(hr))
+ return hr;
+ settings->setSerifFontFamily(AtomicString(str, SysStringLen(str)));
+ SysFreeString(str);
+
+ hr = preferences->standardFontFamily(&str);
+ if (FAILED(hr))
+ return hr;
+ settings->setStandardFontFamily(AtomicString(str, SysStringLen(str)));
+ SysFreeString(str);
+
+ hr = preferences->loadsImagesAutomatically(&enabled);
+ if (FAILED(hr))
+ return hr;
+ settings->setLoadsImagesAutomatically(!!enabled);
+
+ hr = preferences->userStyleSheetEnabled(&enabled);
+ if (FAILED(hr))
+ return hr;
+ if (enabled) {
+ hr = preferences->userStyleSheetLocation(&str);
+ if (FAILED(hr))
+ return hr;
+
+ RetainPtr<CFStringRef> urlString(AdoptCF, String(str, SysStringLen(str)).createCFString());
+ RetainPtr<CFURLRef> url(AdoptCF, CFURLCreateWithString(kCFAllocatorDefault, urlString.get(), 0));
+
+ // Check if the passed in string is a path and convert it to a URL.
+ // FIXME: This is a workaround for nightly builds until we can get Safari to pass
+ // in an URL here. See <rdar://problem/5478378>
+ if (!url) {
+ DWORD len = SysStringLen(str) + 1;
+
+ int result = WideCharToMultiByte(CP_UTF8, 0, str, len, 0, 0, 0, 0);
+ Vector<UInt8> utf8Path(result);
+ if (!WideCharToMultiByte(CP_UTF8, 0, str, len, (LPSTR)utf8Path.data(), result, 0, 0))
+ return E_FAIL;
+
+ url.adoptCF(CFURLCreateFromFileSystemRepresentation(0, utf8Path.data(), result - 1, false));
+ }
+
+ settings->setUserStyleSheetLocation(url.get());
+ SysFreeString(str);
+ } else {
+ settings->setUserStyleSheetLocation(KURL(DeprecatedString("")));
+ }
+
+ hr = preferences->shouldPrintBackgrounds(&enabled);
+ if (FAILED(hr))
+ return hr;
+ settings->setShouldPrintBackgrounds(!!enabled);
+
+ hr = preferences->textAreasAreResizable(&enabled);
+ if (FAILED(hr))
+ return hr;
+ settings->setTextAreasAreResizable(!!enabled);
+
+ WebKitEditableLinkBehavior behavior;
+ hr = preferences->editableLinkBehavior(&behavior);
+ if (FAILED(hr))
+ return hr;
+ settings->setEditableLinkBehavior((EditableLinkBehavior)behavior);
+
+ WebKitCookieStorageAcceptPolicy acceptPolicy;
+ hr = preferences->cookieStorageAcceptPolicy(&acceptPolicy);
+ if (FAILED(hr))
+ return hr;
+
+ hr = preferences->usesPageCache(&enabled);
+ if (FAILED(hr))
+ return hr;
+ settings->setUsesPageCache(!!enabled);
+
+ hr = preferences->isDOMPasteAllowed(&enabled);
+ if (FAILED(hr))
+ return hr;
+ settings->setDOMPasteAllowed(!!enabled);
+
+ // set cookie storage accept policy
+ if (CFHTTPCookieStorageRef defaultCookieStorage = wkGetDefaultHTTPCookieStorage())
+ CFHTTPCookieStorageSetCookieAcceptPolicy(defaultCookieStorage, acceptPolicy);
+
+ settings->setShowsURLsInToolTips(false);
+
+ settings->setForceFTPDirectoryListings(true);
+
+ settings->setDeveloperExtrasEnabled(developerExtrasEnabled());
+
+ m_mainFrame->invalidate(); // FIXME
+
+ return S_OK;
+}
+
+bool WebView::developerExtrasEnabled() const
+{
+ COMPtr<WebPreferences> webPrefs;
+ if (SUCCEEDED(m_preferences->QueryInterface(IID_WebPreferences, (void**)&webPrefs)) && webPrefs->developerExtrasDisabledByOverride())
+ return false;
+
+#ifdef NDEBUG
+ BOOL enabled = FALSE;
+ COMPtr<IWebPreferencesPrivate> prefsPrivate;
+ return SUCCEEDED(m_preferences->QueryInterface(&prefsPrivate)) && SUCCEEDED(prefsPrivate->developerExtrasEnabled(&enabled)) && enabled;
+#else
+ return true;
+#endif
+}
+
+static String osVersion()
+{
+ String osVersion;
+ OSVERSIONINFO versionInfo = {0};
+ versionInfo.dwOSVersionInfoSize = sizeof(versionInfo);
+ GetVersionEx(&versionInfo);
+
+ if (versionInfo.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS) {
+ if (versionInfo.dwMajorVersion == 4) {
+ if (versionInfo.dwMinorVersion == 0)
+ osVersion = "Windows 95";
+ else if (versionInfo.dwMinorVersion == 10)
+ osVersion = "Windows 98";
+ else if (versionInfo.dwMinorVersion == 90)
+ osVersion = "Windows 98; Win 9x 4.90";
+ }
+ } else if (versionInfo.dwPlatformId == VER_PLATFORM_WIN32_NT)
+ osVersion = String::format("Windows NT %d.%d", versionInfo.dwMajorVersion, versionInfo.dwMinorVersion);
+
+ if (!osVersion.length())
+ osVersion = String::format("Windows %d.%d", versionInfo.dwMajorVersion, versionInfo.dwMinorVersion);
+
+ return osVersion;
+}
+
+static String webKitVersion()
+{
+ String versionStr = "420+";
+ void* data = 0;
+
+ struct LANGANDCODEPAGE {
+ WORD wLanguage;
+ WORD wCodePage;
+ } *lpTranslate;
+
+ TCHAR path[MAX_PATH];
+ GetModuleFileName(gInstance, path, ARRAYSIZE(path));
+ DWORD handle;
+ DWORD versionSize = GetFileVersionInfoSize(path, &handle);
+ if (!versionSize)
+ goto exit;
+ data = malloc(versionSize);
+ if (!data)
+ goto exit;
+ if (!GetFileVersionInfo(path, 0, versionSize, data))
+ goto exit;
+ UINT cbTranslate;
+ if (!VerQueryValue(data, TEXT("\\VarFileInfo\\Translation"), (LPVOID*)&lpTranslate, &cbTranslate))
+ goto exit;
+ TCHAR key[256];
+ _stprintf_s(key, ARRAYSIZE(key), TEXT("\\StringFileInfo\\%04x%04x\\ProductVersion"), lpTranslate[0].wLanguage, lpTranslate[0].wCodePage);
+ LPCTSTR productVersion;
+ UINT productVersionLength;
+ if (!VerQueryValue(data, (LPTSTR)(LPCTSTR)key, (void**)&productVersion, &productVersionLength))
+ goto exit;
+ versionStr = String(productVersion, productVersionLength);
+
+exit:
+ if (data)
+ free(data);
+ return versionStr;
+}
+
+const String& WebView::userAgentForKURL(const KURL&)
+{
+ if (m_userAgentOverridden)
+ return m_userAgentCustom;
+
+ if (!m_userAgentStandard.length())
+ m_userAgentStandard = String::format("Mozilla/5.0 (Windows; U; %s; %s) AppleWebKit/%s (KHTML, like Gecko)%s%s", osVersion().latin1().data(), defaultLanguage().latin1().data(), webKitVersion().latin1().data(), (m_applicationName.length() ? " " : ""), m_applicationName.latin1().data());
+ return m_userAgentStandard;
+}
+
+// IUnknown -------------------------------------------------------------------
+
+HRESULT STDMETHODCALLTYPE WebView::QueryInterface(REFIID riid, void** ppvObject)
+{
+ *ppvObject = 0;
+ if (IsEqualGUID(riid, CLSID_WebView))
+ *ppvObject = this;
+ else if (IsEqualGUID(riid, IID_IUnknown))
+ *ppvObject = static_cast<IWebView*>(this);
+ else if (IsEqualGUID(riid, IID_IWebView))
+ *ppvObject = static_cast<IWebView*>(this);
+ else if (IsEqualGUID(riid, IID_IWebViewPrivate))
+ *ppvObject = static_cast<IWebViewPrivate*>(this);
+ else if (IsEqualGUID(riid, IID_IWebIBActions))
+ *ppvObject = static_cast<IWebIBActions*>(this);
+ else if (IsEqualGUID(riid, IID_IWebViewCSS))
+ *ppvObject = static_cast<IWebViewCSS*>(this);
+ else if (IsEqualGUID(riid, IID_IWebViewEditing))
+ *ppvObject = static_cast<IWebViewEditing*>(this);
+ else if (IsEqualGUID(riid, IID_IWebViewUndoableEditing))
+ *ppvObject = static_cast<IWebViewUndoableEditing*>(this);
+ else if (IsEqualGUID(riid, IID_IWebViewEditingActions))
+ *ppvObject = static_cast<IWebViewEditingActions*>(this);
+ else if (IsEqualGUID(riid, IID_IWebNotificationObserver))
+ *ppvObject = static_cast<IWebNotificationObserver*>(this);
+ else if (IsEqualGUID(riid, IID_IDropTarget))
+ *ppvObject = static_cast<IDropTarget*>(this);
+ else
+ return E_NOINTERFACE;
+
+ AddRef();
+ return S_OK;
+}
+
+ULONG STDMETHODCALLTYPE WebView::AddRef(void)
+{
+ return ++m_refCount;
+}
+
+ULONG STDMETHODCALLTYPE WebView::Release(void)
+{
+ ULONG newRef = --m_refCount;
+ if (!newRef)
+ delete(this);
+
+ return newRef;
+}
+
+// IWebView --------------------------------------------------------------------
+
+HRESULT STDMETHODCALLTYPE WebView::canShowMIMEType(
+ /* [in] */ BSTR mimeType,
+ /* [retval][out] */ BOOL* canShow)
+{
+ String mimeTypeStr(mimeType, SysStringLen(mimeType));
+
+ if (!canShow)
+ return E_POINTER;
+
+ *canShow = MIMETypeRegistry::isSupportedImageMIMEType(mimeTypeStr) ||
+ MIMETypeRegistry::isSupportedNonImageMIMEType(mimeTypeStr) ||
+ PlugInInfoStore::supportsMIMEType(mimeTypeStr);
+
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::canShowMIMETypeAsHTML(
+ /* [in] */ BSTR /*mimeType*/,
+ /* [retval][out] */ BOOL* canShow)
+{
+ // FIXME
+ *canShow = TRUE;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::MIMETypesShownAsHTML(
+ /* [retval][out] */ IEnumVARIANT** /*enumVariant*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setMIMETypesShownAsHTML(
+ /* [size_is][in] */ BSTR* /*mimeTypes*/,
+ /* [in] */ int /*cMimeTypes*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::URLFromPasteboard(
+ /* [in] */ IDataObject* /*pasteboard*/,
+ /* [retval][out] */ BSTR* /*url*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::URLTitleFromPasteboard(
+ /* [in] */ IDataObject* /*pasteboard*/,
+ /* [retval][out] */ BSTR* /*urlTitle*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::initWithFrame(
+ /* [in] */ RECT frame,
+ /* [in] */ BSTR frameName,
+ /* [in] */ BSTR groupName)
+{
+ HRESULT hr = S_OK;
+
+ if (m_viewWindow)
+ return E_FAIL;
+
+ registerWebViewWindowClass();
+
+ if (!::IsWindow(m_hostWindow)) {
+ ASSERT_NOT_REACHED();
+ return E_FAIL;
+ }
+
+ m_viewWindow = CreateWindowEx(0, kWebViewWindowClassName, 0, WS_CHILD | WS_CLIPCHILDREN,
+ frame.left, frame.top, frame.right - frame.left, frame.bottom - frame.top, m_hostWindow, 0, gInstance, 0);
+ ASSERT(::IsWindow(m_viewWindow));
+
+ hr = registerDragDrop();
+ if (FAILED(hr))
+ return hr;
+
+ m_groupName = String(groupName, SysStringLen(groupName));
+
+ m_page = new Page(new WebChromeClient(this), new WebContextMenuClient(this), new WebEditorClient(this), new WebDragClient(this), new WebInspectorClient(this));
+ // FIXME: 4931464 - When we do cache pages on Windows this needs to be removed so the "should I cache this page?" check
+ // in FrameLoader::provisionalLoadStarted() doesn't always fail
+ m_page->settings()->setUsesPageCache(false);
+
+ // Try to set the FTP Directory template path in WebCore when the first WebView is initialized
+ static bool setFTPDirectoryTemplatePathOnce = false;
+
+ if (!setFTPDirectoryTemplatePathOnce && m_uiDelegate) {
+ COMPtr<IWebUIDelegate2> uiDelegate2;
+ if (SUCCEEDED(m_uiDelegate->QueryInterface(IID_IWebUIDelegate2, (void**)&uiDelegate2))) {
+ BSTR path;
+ if (SUCCEEDED(uiDelegate2->ftpDirectoryTemplatePath(this, &path))) {
+ m_page->settings()->setFTPDirectoryTemplatePath(String(path, SysStringLen(path)));
+ SysFreeString(path);
+ setFTPDirectoryTemplatePathOnce = true;
+ }
+ }
+ }
+
+ WebFrame* webFrame = WebFrame::createInstance();
+ webFrame->initWithWebFrameView(0 /*FIXME*/, this, m_page, 0);
+ m_mainFrame = webFrame;
+ webFrame->Release(); // The WebFrame is owned by the Frame, so release our reference to it.
+ m_page->mainFrame()->view()->resize(frame.right - frame.left, frame.bottom - frame.top);
+
+ m_page->mainFrame()->tree()->setName(String(frameName, SysStringLen(frameName)));
+ m_page->mainFrame()->init();
+ m_page->setGroupName(m_groupName);
+
+ #pragma warning(suppress: 4244)
+ SetWindowLongPtr(m_viewWindow, 0, (LONG_PTR)this);
+ ShowWindow(m_viewWindow, SW_SHOW);
+
+ initializeCacheSizesIfNecessary();
+ initializeToolTipWindow();
+
+ // Update WebCore with preferences. These values will either come from an archived WebPreferences,
+ // or from the standard preferences, depending on whether this method was called from initWithCoder:
+ // or initWithFrame, respectively.
+ //[self _updateWebCoreSettingsFromPreferences: [self preferences]];
+ COMPtr<IWebPreferences> prefs;
+ if (FAILED(preferences(&prefs)))
+ return hr;
+ hr = updateWebCoreSettingsFromPreferences(prefs.get());
+ if (FAILED(hr))
+ return hr;
+
+ // Register to receive notifications whenever preference values change.
+ //[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(_preferencesChangedNotification:)
+ // name:WebPreferencesChangedNotification object:[self preferences]];
+ IWebNotificationCenter* notifyCenter = WebNotificationCenter::defaultCenterInternal();
+ if (!WebPreferences::webPreferencesChangedNotification())
+ return E_OUTOFMEMORY;
+ notifyCenter->addObserver(this, WebPreferences::webPreferencesChangedNotification(), prefs.get());
+
+ setSmartInsertDeleteEnabled(TRUE);
+ return hr;
+}
+
+static bool initCommonControls()
+{
+ static bool haveInitialized = false;
+ if (haveInitialized)
+ return true;
+
+ INITCOMMONCONTROLSEX init;
+ init.dwSize = sizeof(init);
+ init.dwICC = ICC_TREEVIEW_CLASSES;
+ haveInitialized = !!::InitCommonControlsEx(&init);
+ return haveInitialized;
+}
+
+void WebView::initializeToolTipWindow()
+{
+ if (!initCommonControls())
+ return;
+
+ m_toolTipHwnd = CreateWindowEx(0, TOOLTIPS_CLASS, 0, WS_POPUP | TTS_NOPREFIX | TTS_ALWAYSTIP,
+ CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
+ m_viewWindow, 0, 0, 0);
+ if (!m_toolTipHwnd)
+ return;
+
+ TOOLINFO info = {0};
+ info.cbSize = sizeof(info);
+ info.uFlags = TTF_IDISHWND | TTF_SUBCLASS ;
+ info.uId = reinterpret_cast<UINT_PTR>(m_viewWindow);
+
+ ::SendMessage(m_toolTipHwnd, TTM_ADDTOOL, 0, reinterpret_cast<LPARAM>(&info));
+ ::SendMessage(m_toolTipHwnd, TTM_SETMAXTIPWIDTH, 0, maxToolTipWidth);
+
+ ::SetWindowPos(m_toolTipHwnd, HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
+}
+
+void WebView::setToolTip(const String& toolTip)
+{
+ if (!m_toolTipHwnd)
+ return;
+
+ if (toolTip == m_toolTip)
+ return;
+
+ m_toolTip = toolTip;
+
+ if (!m_toolTip.isEmpty()) {
+ TOOLINFO info = {0};
+ info.cbSize = sizeof(info);
+ info.uFlags = TTF_IDISHWND;
+ info.uId = reinterpret_cast<UINT_PTR>(m_viewWindow);
+ info.lpszText = const_cast<UChar*>(m_toolTip.charactersWithNullTermination());
+ ::SendMessage(m_toolTipHwnd, TTM_UPDATETIPTEXT, 0, reinterpret_cast<LPARAM>(&info));
+ }
+
+ ::SendMessage(m_toolTipHwnd, TTM_ACTIVATE, !m_toolTip.isEmpty(), 0);
+}
+
+HRESULT WebView::notifyDidAddIcon(IWebNotification* notification)
+{
+ COMPtr<IPropertyBag> propertyBag;
+ HRESULT hr = notification->userInfo(&propertyBag);
+ if (FAILED(hr))
+ return hr;
+ if (!propertyBag)
+ return E_FAIL;
+
+ COMPtr<CFDictionaryPropertyBag> dictionaryPropertyBag;
+ hr = propertyBag->QueryInterface(IID_CFDictionaryPropertyBag, (void**)&dictionaryPropertyBag);
+ if (FAILED(hr))
+ return hr;
+
+ CFDictionaryRef dictionary = dictionaryPropertyBag->dictionary();
+ if (!dictionary)
+ return E_FAIL;
+
+ CFTypeRef value = CFDictionaryGetValue(dictionary, WebIconDatabase::iconDatabaseNotificationUserInfoURLKey());
+ if (!value)
+ return E_FAIL;
+ if (CFGetTypeID(value) != CFStringGetTypeID())
+ return E_FAIL;
+
+ String mainFrameURL;
+ if (m_mainFrame)
+ mainFrameURL = m_mainFrame->url().url();
+
+ if (!mainFrameURL.isEmpty() && mainFrameURL == String((CFStringRef)value))
+ dispatchDidReceiveIconFromWebFrame(m_mainFrame);
+
+ return hr;
+}
+
+void WebView::registerForIconNotification(bool listen)
+{
+ IWebNotificationCenter* nc = WebNotificationCenter::defaultCenterInternal();
+ if (listen)
+ nc->addObserver(this, WebIconDatabase::iconDatabaseDidAddIconNotification(), 0);
+ else
+ nc->removeObserver(this, WebIconDatabase::iconDatabaseDidAddIconNotification(), 0);
+}
+
+void WebView::dispatchDidReceiveIconFromWebFrame(WebFrame* frame)
+{
+ registerForIconNotification(false);
+
+ if (m_frameLoadDelegate)
+ // FIXME: <rdar://problem/5491010> - Pass in the right HBITMAP.
+ m_frameLoadDelegate->didReceiveIcon(this, 0, frame);
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setUIDelegate(
+ /* [in] */ IWebUIDelegate* d)
+{
+ m_uiDelegate = d;
+
+ if (m_uiDelegatePrivate)
+ m_uiDelegatePrivate = 0;
+
+ if (d) {
+ if (FAILED(d->QueryInterface(IID_IWebUIDelegatePrivate, (void**)&m_uiDelegatePrivate)))
+ m_uiDelegatePrivate = 0;
+ }
+
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::uiDelegate(
+ /* [out][retval] */ IWebUIDelegate** d)
+{
+ if (!m_uiDelegate)
+ return E_FAIL;
+
+ return m_uiDelegate.copyRefTo(d);
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setResourceLoadDelegate(
+ /* [in] */ IWebResourceLoadDelegate* d)
+{
+ m_resourceLoadDelegate = d;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::resourceLoadDelegate(
+ /* [out][retval] */ IWebResourceLoadDelegate** d)
+{
+ if (!m_resourceLoadDelegate)
+ return E_FAIL;
+
+ return m_resourceLoadDelegate.copyRefTo(d);
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setDownloadDelegate(
+ /* [in] */ IWebDownloadDelegate* d)
+{
+ m_downloadDelegate = d;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::downloadDelegate(
+ /* [out][retval] */ IWebDownloadDelegate** d)
+{
+ if (!m_downloadDelegate)
+ return E_FAIL;
+
+ return m_downloadDelegate.copyRefTo(d);
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setFrameLoadDelegate(
+ /* [in] */ IWebFrameLoadDelegate* d)
+{
+ m_frameLoadDelegate = d;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::frameLoadDelegate(
+ /* [out][retval] */ IWebFrameLoadDelegate** d)
+{
+ if (!m_frameLoadDelegate)
+ return E_FAIL;
+
+ return m_frameLoadDelegate.copyRefTo(d);
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setPolicyDelegate(
+ /* [in] */ IWebPolicyDelegate* d)
+{
+ m_policyDelegate = d;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::policyDelegate(
+ /* [out][retval] */ IWebPolicyDelegate** d)
+{
+ if (!m_policyDelegate)
+ return E_FAIL;
+ return m_policyDelegate.copyRefTo(d);
+}
+
+HRESULT STDMETHODCALLTYPE WebView::mainFrame(
+ /* [out][retval] */ IWebFrame** frame)
+{
+ if (!frame) {
+ ASSERT_NOT_REACHED();
+ return E_POINTER;
+ }
+
+ *frame = m_mainFrame;
+ if (!m_mainFrame)
+ return E_FAIL;
+
+ m_mainFrame->AddRef();
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::focusedFrame(
+ /* [out][retval] */ IWebFrame** frame)
+{
+ if (!frame) {
+ ASSERT_NOT_REACHED();
+ return E_POINTER;
+ }
+
+ *frame = 0;
+ Frame* f = m_page->focusController()->focusedFrame();
+ if (!f)
+ return E_FAIL;
+
+ WebFrame* webFrame = kit(f);
+ if (!webFrame)
+ return E_FAIL;
+
+ return webFrame->QueryInterface(IID_IWebFrame, (void**) frame);
+}
+HRESULT STDMETHODCALLTYPE WebView::backForwardList(
+ /* [out][retval] */ IWebBackForwardList** list)
+{
+ if (!m_useBackForwardList)
+ return E_FAIL;
+
+ *list = WebBackForwardList::createInstance(m_page->backForwardList());
+
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setMaintainsBackForwardList(
+ /* [in] */ BOOL flag)
+{
+ m_useBackForwardList = !!flag;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::goBack(
+ /* [retval][out] */ BOOL* succeeded)
+{
+ *succeeded = m_page->goBack();
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::goForward(
+ /* [retval][out] */ BOOL* succeeded)
+{
+ *succeeded = m_page->goForward();
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::goToBackForwardItem(
+ /* [in] */ IWebHistoryItem* item,
+ /* [retval][out] */ BOOL* succeeded)
+{
+ *succeeded = FALSE;
+
+ COMPtr<WebHistoryItem> webHistoryItem;
+ HRESULT hr = item->QueryInterface(CLSID_WebHistoryItem, (void**)&webHistoryItem);
+ if (FAILED(hr))
+ return hr;
+
+ m_page->goToItem(webHistoryItem->historyItem(), FrameLoadTypeIndexedBackForward);
+ *succeeded = TRUE;
+
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setTextSizeMultiplier(
+ /* [in] */ float multiplier)
+{
+ if (m_textSizeMultiplier != multiplier)
+ m_textSizeMultiplier = multiplier;
+
+ if (!m_mainFrame)
+ return E_FAIL;
+
+ m_mainFrame->setTextSizeMultiplier(multiplier);
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::textSizeMultiplier(
+ /* [retval][out] */ float* multiplier)
+{
+ *multiplier = m_textSizeMultiplier;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setApplicationNameForUserAgent(
+ /* [in] */ BSTR applicationName)
+{
+ m_applicationName = String(applicationName, SysStringLen(applicationName));
+ m_userAgentStandard = String();
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::applicationNameForUserAgent(
+ /* [retval][out] */ BSTR* applicationName)
+{
+ *applicationName = SysAllocStringLen(m_applicationName.characters(), m_applicationName.length());
+ if (!*applicationName && m_applicationName.length())
+ return E_OUTOFMEMORY;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setCustomUserAgent(
+ /* [in] */ BSTR userAgentString)
+{
+ m_userAgentOverridden = true;
+ m_userAgentCustom = String(userAgentString, SysStringLen(userAgentString));
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::customUserAgent(
+ /* [retval][out] */ BSTR* userAgentString)
+{
+ *userAgentString = 0;
+ if (!m_userAgentOverridden)
+ return S_OK;
+ *userAgentString = SysAllocStringLen(m_userAgentCustom.characters(), m_userAgentCustom.length());
+ if (!*userAgentString && m_userAgentCustom.length())
+ return E_OUTOFMEMORY;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::userAgentForURL(
+ /* [in] */ BSTR url,
+ /* [retval][out] */ BSTR* userAgent)
+{
+ DeprecatedString urlStr((DeprecatedChar*)url, SysStringLen(url));
+ String userAgentString = this->userAgentForKURL(KURL(urlStr));
+ *userAgent = SysAllocStringLen(userAgentString.characters(), userAgentString.length());
+ if (!*userAgent && userAgentString.length())
+ return E_OUTOFMEMORY;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::supportsTextEncoding(
+ /* [retval][out] */ BOOL* supports)
+{
+ *supports = TRUE;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setCustomTextEncodingName(
+ /* [in] */ BSTR encodingName)
+{
+ if (!m_mainFrame)
+ return E_FAIL;
+
+ HRESULT hr;
+ BSTR oldEncoding;
+ hr = customTextEncodingName(&oldEncoding);
+ if (FAILED(hr))
+ return hr;
+
+ if (oldEncoding != encodingName && (!oldEncoding || !encodingName || _tcscmp(oldEncoding, encodingName))) {
+ if (Frame* coreFrame = core(m_mainFrame))
+ coreFrame->loader()->reloadAllowingStaleData(String(encodingName, SysStringLen(encodingName)));
+ }
+
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::customTextEncodingName(
+ /* [retval][out] */ BSTR* encodingName)
+{
+ HRESULT hr = S_OK;
+ COMPtr<IWebDataSource> dataSource;
+ COMPtr<WebDataSource> dataSourceImpl;
+ *encodingName = 0;
+
+ if (!m_mainFrame)
+ return E_FAIL;
+
+ if (FAILED(m_mainFrame->provisionalDataSource(&dataSource)) || !dataSource) {
+ hr = m_mainFrame->dataSource(&dataSource);
+ if (FAILED(hr) || !dataSource)
+ return hr;
+ }
+
+ hr = dataSource->QueryInterface(IID_WebDataSource, (void**)&dataSourceImpl);
+ if (FAILED(hr))
+ return hr;
+
+ BString str = dataSourceImpl->documentLoader()->overrideEncoding();
+ if (FAILED(hr))
+ return hr;
+
+ if (!*encodingName)
+ *encodingName = SysAllocStringLen(m_overrideEncoding.characters(), m_overrideEncoding.length());
+
+ if (!*encodingName && m_overrideEncoding.length())
+ return E_OUTOFMEMORY;
+
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setMediaStyle(
+ /* [in] */ BSTR /*media*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::mediaStyle(
+ /* [retval][out] */ BSTR* /*media*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::stringByEvaluatingJavaScriptFromString(
+ /* [in] */ BSTR script, // assumes input does not have "JavaScript" at the begining.
+ /* [retval][out] */ BSTR* result)
+{
+ if (!result) {
+ ASSERT_NOT_REACHED();
+ return E_POINTER;
+ }
+
+ *result = 0;
+
+ Frame* coreFrame = core(m_mainFrame);
+ if (!coreFrame)
+ return E_FAIL;
+
+ KJS::JSValue* scriptExecutionResult = coreFrame->loader()->executeScript(WebCore::String(script), true);
+ if(!scriptExecutionResult)
+ return E_FAIL;
+ else if (scriptExecutionResult->isString()) {
+ JSLock lock;
+ *result = BString(String(scriptExecutionResult->getString()));
+ }
+
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::windowScriptObject(
+ /* [retval][out] */ IWebScriptObject** /*webScriptObject*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setPreferences(
+ /* [in] */ IWebPreferences* prefs)
+{
+ if (m_preferences == prefs)
+ return S_OK;
+
+ IWebNotificationCenter* nc = WebNotificationCenter::defaultCenterInternal();
+ COMPtr<IWebPreferences> oldPrefs;
+ if (SUCCEEDED(preferences(&oldPrefs)) && oldPrefs) {
+ nc->removeObserver(this, WebPreferences::webPreferencesChangedNotification(), oldPrefs.get());
+ BSTR identifier = 0;
+ HRESULT hr = oldPrefs->identifier(&identifier);
+ oldPrefs = 0; // make sure we release the reference, since WebPreferences::removeReferenceForIdentifier will check for last reference to WebPreferences
+ if (SUCCEEDED(hr))
+ WebPreferences::removeReferenceForIdentifier(identifier);
+ if (identifier)
+ SysFreeString(identifier);
+ }
+ m_preferences = prefs;
+ COMPtr<IWebPreferences> newPrefs;
+ if (SUCCEEDED(preferences(&newPrefs)))
+ nc->addObserver(this, WebPreferences::webPreferencesChangedNotification(), newPrefs.get());
+ HRESULT hr = nc->postNotificationName(WebPreferences::webPreferencesChangedNotification(), newPrefs.get(), 0);
+ if (FAILED(hr))
+ return hr;
+
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::preferences(
+ /* [retval][out] */ IWebPreferences** prefs)
+{
+ HRESULT hr = S_OK;
+
+ if (!m_preferences)
+ m_preferences = WebPreferences::sharedStandardPreferences();
+
+ m_preferences.copyRefTo(prefs);
+ return hr;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setPreferencesIdentifier(
+ /* [in] */ BSTR /*anIdentifier*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::preferencesIdentifier(
+ /* [retval][out] */ BSTR* /*anIdentifier*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setHostWindow(
+ /* [in] */ OLE_HANDLE oleWindow)
+{
+ HWND window = (HWND)(ULONG64)oleWindow;
+ if (m_viewWindow && window)
+ SetParent(m_viewWindow, window);
+
+ m_hostWindow = window;
+
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::hostWindow(
+ /* [retval][out] */ OLE_HANDLE* window)
+{
+ *window = (OLE_HANDLE)(ULONG64)m_hostWindow;
+ return S_OK;
+}
+
+
+static Frame *incrementFrame(Frame *curr, bool forward, bool wrapFlag)
+{
+ return forward
+ ? curr->tree()->traverseNextWithWrap(wrapFlag)
+ : curr->tree()->traversePreviousWithWrap(wrapFlag);
+}
+
+HRESULT STDMETHODCALLTYPE WebView::searchFor(
+ /* [in] */ BSTR str,
+ /* [in] */ BOOL forward,
+ /* [in] */ BOOL caseFlag,
+ /* [in] */ BOOL wrapFlag,
+ /* [retval][out] */ BOOL* found)
+{
+ if (!found)
+ return E_INVALIDARG;
+
+ if (!m_page || !m_page->mainFrame())
+ return E_UNEXPECTED;
+
+ if (!str || !SysStringLen(str))
+ return E_INVALIDARG;
+
+ String search(str, SysStringLen(str));
+
+
+ WebCore::Frame* frame = m_page->focusController()->focusedOrMainFrame();
+ WebCore::Frame* startFrame = frame;
+ do {
+ *found = frame->findString(search, !!forward, !!caseFlag, false, true);
+ if (*found) {
+ if (frame != startFrame)
+ startFrame->selectionController()->clear();
+ m_page->focusController()->setFocusedFrame(frame);
+ return S_OK;
+ }
+ frame = incrementFrame(frame, !!forward, !!wrapFlag);
+ } while (frame && frame != startFrame);
+
+ // Search contents of startFrame, on the other side of the selection that we did earlier.
+ // We cheat a bit and just research with wrap on
+ if (wrapFlag && !startFrame->selectionController()->isNone()) {
+ *found = startFrame->findString(search, !!forward, !!caseFlag, true, true);
+ m_page->focusController()->setFocusedFrame(frame);
+ }
+
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::updateActiveState()
+{
+ Frame* frame = m_page->mainFrame();
+
+ HWND window = ::GetAncestor(m_viewWindow, GA_ROOT);
+ HWND activeWindow = ::GetActiveWindow();
+ bool windowIsKey = window == activeWindow;
+ activeWindow = ::GetAncestor(activeWindow, GA_ROOTOWNER);
+
+ bool windowOrSheetIsKey = windowIsKey || (window == activeWindow);
+
+ frame->setIsActive(windowIsKey);
+
+ Frame* focusedFrame = m_page->focusController()->focusedOrMainFrame();
+ frame->setWindowHasFocus(frame == focusedFrame && windowOrSheetIsKey);
+
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::markAllMatchesForText(
+ BSTR str, BOOL caseSensitive, BOOL highlight, UINT limit, UINT* matches)
+{
+ if (!matches)
+ return E_INVALIDARG;
+
+ if (!m_page || !m_page->mainFrame())
+ return E_UNEXPECTED;
+
+ if (!str || !SysStringLen(str))
+ return E_INVALIDARG;
+
+ String search(str, SysStringLen(str));
+ *matches = 0;
+
+ WebCore::Frame* frame = m_page->mainFrame();
+ do {
+ frame->setMarkedTextMatchesAreHighlighted(!!highlight);
+ *matches += frame->markAllMatchesForText(search, !!caseSensitive, (limit == 0)? 0 : (limit - *matches));
+ frame = incrementFrame(frame, true, false);
+ } while (frame);
+
+ return S_OK;
+
+}
+
+HRESULT STDMETHODCALLTYPE WebView::unmarkAllTextMatches()
+{
+ if (!m_page || !m_page->mainFrame())
+ return E_UNEXPECTED;
+
+ WebCore::Frame* frame = m_page->mainFrame();
+ do {
+ if (Document* document = frame->document())
+ document->removeMarkers(DocumentMarker::TextMatch);
+ frame = incrementFrame(frame, true, false);
+ } while (frame);
+
+
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::rectsForTextMatches(
+ IEnumTextMatches** pmatches)
+{
+ Vector<IntRect> allRects;
+ WebCore::Frame* frame = m_page->mainFrame();
+ do {
+ if (Document* document = frame->document()) {
+ IntRect visibleRect = enclosingIntRect(frame->view()->visibleContentRect());
+ Vector<IntRect> frameRects = document->renderedRectsForMarkers(DocumentMarker::TextMatch);
+ IntPoint frameOffset(-frame->view()->scrollOffset().width(), -frame->view()->scrollOffset().height());
+ frameOffset = frame->view()->convertToContainingWindow(frameOffset);
+
+ Vector<IntRect>::iterator end = frameRects.end();
+ for (Vector<IntRect>::iterator it = frameRects.begin(); it < end; it++) {
+ it->intersect(visibleRect);
+ it->move(frameOffset.x(), frameOffset.y());
+ allRects.append(*it);
+ }
+ }
+ frame = incrementFrame(frame, true, false);
+ } while (frame);
+
+ return createMatchEnumerator(&allRects, pmatches);
+}
+
+HRESULT STDMETHODCALLTYPE WebView::generateSelectionImage(BOOL forceWhiteText, OLE_HANDLE* hBitmap)
+{
+ *hBitmap = 0;
+
+ WebCore::Frame* frame = m_page->focusController()->focusedOrMainFrame();
+
+ if (frame) {
+ HBITMAP bitmap = imageFromSelection(frame, forceWhiteText ? TRUE : FALSE);
+ *hBitmap = (OLE_HANDLE)(ULONG64)bitmap;
+ }
+
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::selectionImageRect(RECT* rc)
+{
+ WebCore::Frame* frame = m_page->focusController()->focusedOrMainFrame();
+
+ if (frame) {
+ IntRect ir = enclosingIntRect(frame->selectionRect());
+ ir = frame->view()->convertToContainingWindow(ir);
+ ir.move(-frame->view()->scrollOffset().width(), -frame->view()->scrollOffset().height());
+ rc->left = ir.x();
+ rc->top = ir.y();
+ rc->bottom = rc->top + ir.height();
+ rc->right = rc->left + ir.width();
+ }
+
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::registerViewClass(
+ /* [in] */ IWebDocumentView* /*view*/,
+ /* [in] */ IWebDocumentRepresentation* /*representation*/,
+ /* [in] */ BSTR /*forMIMEType*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setGroupName(
+ /* [in] */ BSTR groupName)
+{
+ m_groupName = String(groupName, SysStringLen(groupName));
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::groupName(
+ /* [retval][out] */ BSTR* groupName)
+{
+ *groupName = SysAllocStringLen(m_groupName.characters(), m_groupName.length());
+ if (!*groupName && m_groupName.length())
+ return E_OUTOFMEMORY;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::estimatedProgress(
+ /* [retval][out] */ double* estimatedProgress)
+{
+ *estimatedProgress = m_page->progress()->estimatedProgress();
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::isLoading(
+ /* [retval][out] */ BOOL* isLoading)
+{
+ COMPtr<IWebDataSource> dataSource;
+ COMPtr<IWebDataSource> provisionalDataSource;
+
+ if (!isLoading)
+ return E_POINTER;
+
+ *isLoading = FALSE;
+
+ if (SUCCEEDED(m_mainFrame->dataSource(&dataSource)))
+ dataSource->isLoading(isLoading);
+
+ if (*isLoading)
+ return S_OK;
+
+ if (SUCCEEDED(m_mainFrame->provisionalDataSource(&provisionalDataSource)))
+ provisionalDataSource->isLoading(isLoading);
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::elementAtPoint(
+ /* [in] */ LPPOINT point,
+ /* [retval][out] */ IPropertyBag** elementDictionary)
+{
+ if (!elementDictionary) {
+ ASSERT_NOT_REACHED();
+ return E_POINTER;
+ }
+
+ *elementDictionary = 0;
+
+ Frame* frame = core(m_mainFrame);
+ if (!frame)
+ return E_FAIL;
+
+ IntPoint webCorePoint = IntPoint(point->x, point->y);
+ HitTestResult result = HitTestResult(webCorePoint);
+ if (frame->renderer())
+ result = frame->eventHandler()->hitTestResultAtPoint(webCorePoint, false);
+ *elementDictionary = WebElementPropertyBag::createInstance(result);
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::pasteboardTypesForSelection(
+ /* [retval][out] */ IEnumVARIANT** /*enumVariant*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::writeSelectionWithPasteboardTypes(
+ /* [size_is][in] */ BSTR* /*types*/,
+ /* [in] */ int /*cTypes*/,
+ /* [in] */ IDataObject* /*pasteboard*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::pasteboardTypesForElement(
+ /* [in] */ IPropertyBag* /*elementDictionary*/,
+ /* [retval][out] */ IEnumVARIANT** /*enumVariant*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::writeElement(
+ /* [in] */ IPropertyBag* /*elementDictionary*/,
+ /* [size_is][in] */ BSTR* /*withPasteboardTypes*/,
+ /* [in] */ int /*cWithPasteboardTypes*/,
+ /* [in] */ IDataObject* /*pasteboard*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::selectedText(
+ /* [out, retval] */ BSTR* text)
+{
+ if (!text) {
+ ASSERT_NOT_REACHED();
+ return E_POINTER;
+ }
+
+ *text = 0;
+
+ Frame* focusedFrame = (m_page && m_page->focusController()) ? m_page->focusController()->focusedOrMainFrame() : 0;
+ if (!focusedFrame)
+ return E_FAIL;
+
+ String frameSelectedText = focusedFrame->selectedText();
+ *text = SysAllocStringLen(frameSelectedText.characters(), frameSelectedText.length());
+ if (!*text && frameSelectedText.length())
+ return E_OUTOFMEMORY;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::centerSelectionInVisibleArea(
+ /* [in] */ IUnknown* /* sender */)
+{
+ Frame* coreFrame = core(m_mainFrame);
+ if (!coreFrame)
+ return E_FAIL;
+
+ coreFrame->revealSelection(RenderLayer::gAlignCenterAlways);
+ return S_OK;
+}
+
+
+HRESULT STDMETHODCALLTYPE WebView::moveDragCaretToPoint(
+ /* [in] */ LPPOINT /*point*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::removeDragCaret( void)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setDrawsBackground(
+ /* [in] */ BOOL /*drawsBackground*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::drawsBackground(
+ /* [retval][out] */ BOOL* /*drawsBackground*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setMainFrameURL(
+ /* [in] */ BSTR /*urlString*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::mainFrameURL(
+ /* [retval][out] */ BSTR* /*urlString*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::mainFrameDocument(
+ /* [retval][out] */ IDOMDocument** document)
+{
+ if (document)
+ *document = 0;
+ if (!m_mainFrame)
+ return E_FAIL;
+ return m_mainFrame->DOMDocument(document);
+}
+
+HRESULT STDMETHODCALLTYPE WebView::mainFrameTitle(
+ /* [retval][out] */ BSTR* /*title*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::mainFrameIcon(
+ /* [retval][out] */ OLE_HANDLE* /*hBitmap*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+// IWebIBActions ---------------------------------------------------------------
+
+HRESULT STDMETHODCALLTYPE WebView::takeStringURLFrom(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::stopLoading(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ if (!m_mainFrame)
+ return E_FAIL;
+
+ return m_mainFrame->stopLoading();
+}
+
+HRESULT STDMETHODCALLTYPE WebView::reload(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ if (!m_mainFrame)
+ return E_FAIL;
+
+ return m_mainFrame->reload();
+}
+
+HRESULT STDMETHODCALLTYPE WebView::canGoBack(
+ /* [in] */ IUnknown* /*sender*/,
+ /* [retval][out] */ BOOL* result)
+{
+ *result = !!m_page->backForwardList()->backItem();
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::goBack(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::canGoForward(
+ /* [in] */ IUnknown* /*sender*/,
+ /* [retval][out] */ BOOL* result)
+{
+ *result = !!m_page->backForwardList()->forwardItem();
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::goForward(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+#define MinimumTextSizeMultiplier 0.5f
+#define MaximumTextSizeMultiplier 3.0f
+#define TextSizeMultiplierRatio 1.2f
+
+HRESULT STDMETHODCALLTYPE WebView::canMakeTextLarger(
+ /* [in] */ IUnknown* /*sender*/,
+ /* [retval][out] */ BOOL* result)
+{
+ bool canGrowMore = m_textSizeMultiplier*TextSizeMultiplierRatio < MaximumTextSizeMultiplier;
+ *result = canGrowMore ? TRUE : FALSE;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::makeTextLarger(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ float newScale = m_textSizeMultiplier*TextSizeMultiplierRatio;
+ bool canGrowMore = newScale < MaximumTextSizeMultiplier;
+ if (!canGrowMore)
+ return E_FAIL;
+ return setTextSizeMultiplier(newScale);
+
+}
+
+HRESULT STDMETHODCALLTYPE WebView::canMakeTextSmaller(
+ /* [in] */ IUnknown* /*sender*/,
+ /* [retval][out] */ BOOL* result)
+{
+ bool canShrinkMore = m_textSizeMultiplier/TextSizeMultiplierRatio > MinimumTextSizeMultiplier;
+ *result = canShrinkMore ? TRUE : FALSE;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::makeTextSmaller(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ float newScale = m_textSizeMultiplier/TextSizeMultiplierRatio;
+ bool canShrinkMore = newScale > MinimumTextSizeMultiplier;
+ if (!canShrinkMore)
+ return E_FAIL;
+ return setTextSizeMultiplier(newScale);
+}
+
+HRESULT STDMETHODCALLTYPE WebView::canMakeTextStandardSize(
+ /* [in] */ IUnknown* /*sender*/,
+ /* [retval][out] */ BOOL* result)
+{
+ bool notAlreadyStandard = m_textSizeMultiplier != 1.0f;
+ *result = notAlreadyStandard ? TRUE : FALSE;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::makeTextStandardSize(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ bool notAlreadyStandard = m_textSizeMultiplier != 1.0f;
+ if (notAlreadyStandard)
+ return setTextSizeMultiplier(1.0f);
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::toggleContinuousSpellChecking(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ HRESULT hr;
+ BOOL enabled;
+ if (FAILED(hr = isContinuousSpellCheckingEnabled(&enabled)))
+ return hr;
+ return setContinuousSpellCheckingEnabled(enabled ? FALSE : TRUE);
+}
+
+HRESULT STDMETHODCALLTYPE WebView::toggleSmartInsertDelete(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ BOOL enabled = FALSE;
+ HRESULT hr = smartInsertDeleteEnabled(&enabled);
+ if (FAILED(hr))
+ return hr;
+
+ return setSmartInsertDeleteEnabled(enabled ? FALSE : TRUE);
+}
+
+HRESULT STDMETHODCALLTYPE WebView::toggleGrammarChecking(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ BOOL enabled;
+ HRESULT hr = isGrammarCheckingEnabled(&enabled);
+ if (FAILED(hr))
+ return hr;
+
+ return setGrammarCheckingEnabled(enabled ? FALSE : TRUE);
+}
+
+// IWebViewCSS -----------------------------------------------------------------
+
+HRESULT STDMETHODCALLTYPE WebView::computedStyleForElement(
+ /* [in] */ IDOMElement* /*element*/,
+ /* [in] */ BSTR /*pseudoElement*/,
+ /* [retval][out] */ IDOMCSSStyleDeclaration** /*style*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+// IWebViewEditing -------------------------------------------------------------
+
+HRESULT STDMETHODCALLTYPE WebView::editableDOMRangeForPoint(
+ /* [in] */ LPPOINT /*point*/,
+ /* [retval][out] */ IDOMRange** /*range*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setSelectedDOMRange(
+ /* [in] */ IDOMRange* /*range*/,
+ /* [in] */ WebSelectionAffinity /*affinity*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::selectedDOMRange(
+ /* [retval][out] */ IDOMRange** /*range*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::selectionAffinity(
+ /* [retval][out][retval][out] */ WebSelectionAffinity* /*affinity*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setEditable(
+ /* [in] */ BOOL /*flag*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::isEditable(
+ /* [retval][out] */ BOOL* /*isEditable*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setTypingStyle(
+ /* [in] */ IDOMCSSStyleDeclaration* /*style*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::typingStyle(
+ /* [retval][out] */ IDOMCSSStyleDeclaration** /*style*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setSmartInsertDeleteEnabled(
+ /* [in] */ BOOL flag)
+{
+ m_smartInsertDeleteEnabled = !!flag;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::smartInsertDeleteEnabled(
+ /* [retval][out] */ BOOL* enabled)
+{
+ *enabled = m_smartInsertDeleteEnabled ? TRUE : FALSE;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setContinuousSpellCheckingEnabled(
+ /* [in] */ BOOL flag)
+{
+ if (continuousSpellCheckingEnabled != !!flag) {
+ continuousSpellCheckingEnabled = !!flag;
+ COMPtr<IWebPreferences> prefs;
+ if (SUCCEEDED(preferences(&prefs)))
+ prefs->setContinuousSpellCheckingEnabled(flag);
+ }
+
+ BOOL spellCheckingEnabled;
+ if (SUCCEEDED(isContinuousSpellCheckingEnabled(&spellCheckingEnabled)) && spellCheckingEnabled)
+ preflightSpellChecker();
+ else
+ m_mainFrame->unmarkAllMisspellings();
+
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::isContinuousSpellCheckingEnabled(
+ /* [retval][out] */ BOOL* enabled)
+{
+ *enabled = (continuousSpellCheckingEnabled && continuousCheckingAllowed()) ? TRUE : FALSE;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::spellCheckerDocumentTag(
+ /* [retval][out] */ int* tag)
+{
+ // we just use this as a flag to indicate that we've spell checked the document
+ // and need to close the spell checker out when the view closes.
+ *tag = 0;
+ m_hasSpellCheckerDocumentTag = true;
+ return S_OK;
+}
+
+static COMPtr<IWebEditingDelegate> spellingDelegateForTimer;
+
+static void preflightSpellCheckerNow()
+{
+ spellingDelegateForTimer->preflightChosenSpellServer();
+ spellingDelegateForTimer = 0;
+}
+
+static void CALLBACK preflightSpellCheckerTimerCallback(HWND, UINT, UINT_PTR id, DWORD)
+{
+ ::KillTimer(0, id);
+ preflightSpellCheckerNow();
+}
+
+void WebView::preflightSpellChecker()
+{
+ // As AppKit does, we wish to delay tickling the shared spellchecker into existence on application launch.
+ if (!m_editingDelegate)
+ return;
+
+ BOOL exists;
+ spellingDelegateForTimer = m_editingDelegate;
+ if (SUCCEEDED(m_editingDelegate->sharedSpellCheckerExists(&exists)) && exists)
+ preflightSpellCheckerNow();
+ else
+ ::SetTimer(0, 0, 2000, preflightSpellCheckerTimerCallback);
+}
+
+bool WebView::continuousCheckingAllowed()
+{
+ static bool allowContinuousSpellChecking = true;
+ static bool readAllowContinuousSpellCheckingDefault = false;
+ if (!readAllowContinuousSpellCheckingDefault) {
+ COMPtr<IWebPreferences> prefs;
+ if (SUCCEEDED(preferences(&prefs))) {
+ BOOL allowed;
+ prefs->allowContinuousSpellChecking(&allowed);
+ allowContinuousSpellChecking = !!allowed;
+ }
+ readAllowContinuousSpellCheckingDefault = true;
+ }
+ return allowContinuousSpellChecking;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::undoManager(
+ /* [retval][out] */ IWebUndoManager** /*manager*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setEditingDelegate(
+ /* [in] */ IWebEditingDelegate* d)
+{
+ m_editingDelegate = d;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::editingDelegate(
+ /* [retval][out] */ IWebEditingDelegate** d)
+{
+ if (!d) {
+ ASSERT_NOT_REACHED();
+ return E_POINTER;
+ }
+
+ *d = m_editingDelegate.get();
+ if (!*d)
+ return E_FAIL;
+
+ (*d)->AddRef();
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::styleDeclarationWithText(
+ /* [in] */ BSTR /*text*/,
+ /* [retval][out] */ IDOMCSSStyleDeclaration** /*style*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::hasSelectedRange(
+ /* [retval][out] */ BOOL* hasSelectedRange)
+{
+ *hasSelectedRange = m_page->mainFrame()->selectionController()->isRange();
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::cutEnabled(
+ /* [retval][out] */ BOOL* enabled)
+{
+ Editor* editor = m_page->focusController()->focusedOrMainFrame()->editor();
+ *enabled = editor->canCut() || editor->canDHTMLCut();
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::copyEnabled(
+ /* [retval][out] */ BOOL* enabled)
+{
+ Editor* editor = m_page->focusController()->focusedOrMainFrame()->editor();
+ *enabled = editor->canCopy() || editor->canDHTMLCopy();
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::pasteEnabled(
+ /* [retval][out] */ BOOL* enabled)
+{
+ Editor* editor = m_page->focusController()->focusedOrMainFrame()->editor();
+ *enabled = editor->canPaste() || editor->canDHTMLPaste();
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::deleteEnabled(
+ /* [retval][out] */ BOOL* enabled)
+{
+ *enabled = m_page->focusController()->focusedOrMainFrame()->editor()->canDelete();
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::editingEnabled(
+ /* [retval][out] */ BOOL* enabled)
+{
+ *enabled = m_page->focusController()->focusedOrMainFrame()->editor()->canEdit();
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::isGrammarCheckingEnabled(
+ /* [retval][out] */ BOOL* enabled)
+{
+ *enabled = grammarCheckingEnabled ? TRUE : FALSE;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setGrammarCheckingEnabled(
+ BOOL enabled)
+{
+ if (grammarCheckingEnabled == !!enabled)
+ return S_OK;
+
+ grammarCheckingEnabled = !!enabled;
+ COMPtr<IWebPreferences> prefs;
+ if (SUCCEEDED(preferences(&prefs)))
+ prefs->setGrammarCheckingEnabled(enabled);
+
+ m_editingDelegate->updateGrammar();
+
+ // We call _preflightSpellChecker when turning continuous spell checking on, but we don't need to do that here
+ // because grammar checking only occurs on code paths that already preflight spell checking appropriately.
+
+ BOOL grammarEnabled;
+ if (SUCCEEDED(isGrammarCheckingEnabled(&grammarEnabled)) && !grammarEnabled)
+ m_mainFrame->unmarkAllBadGrammar();
+
+ return S_OK;
+}
+
+// IWebViewUndoableEditing -----------------------------------------------------
+
+HRESULT STDMETHODCALLTYPE WebView::replaceSelectionWithNode(
+ /* [in] */ IDOMNode* /*node*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::replaceSelectionWithText(
+ /* [in] */ BSTR text)
+{
+ String textString(text, ::SysStringLen(text));
+ Position start = m_page->mainFrame()->selectionController()->selection().start();
+ m_page->focusController()->focusedOrMainFrame()->editor()->insertText(textString, 0);
+ m_page->mainFrame()->selectionController()->setBase(start);
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::replaceSelectionWithMarkupString(
+ /* [in] */ BSTR /*markupString*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::replaceSelectionWithArchive(
+ /* [in] */ IWebArchive* /*archive*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::deleteSelection( void)
+{
+ m_page->focusController()->focusedOrMainFrame()->editor()->deleteSelectionWithSmartDelete();
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::clearSelection( void)
+{
+ m_page->focusController()->focusedOrMainFrame()->selectionController()->clear();
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::applyStyle(
+ /* [in] */ IDOMCSSStyleDeclaration* /*style*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+// IWebViewEditingActions ------------------------------------------------------
+
+HRESULT STDMETHODCALLTYPE WebView::copy(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ m_page->focusController()->focusedOrMainFrame()->editor()->execCommand("Copy");
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::cut(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ m_page->focusController()->focusedOrMainFrame()->editor()->execCommand("Cut");
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::paste(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ m_page->focusController()->focusedOrMainFrame()->editor()->execCommand("Paste");
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::copyURL(
+ /* [in] */ BSTR url)
+{
+ String temp(url, SysStringLen(url));
+ m_page->focusController()->focusedOrMainFrame()->editor()->copyURL(KURL(temp.deprecatedString()), "");
+ return S_OK;
+}
+
+
+HRESULT STDMETHODCALLTYPE WebView::copyFont(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::pasteFont(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::delete_(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ m_page->focusController()->focusedOrMainFrame()->editor()->execCommand("Delete");
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::pasteAsPlainText(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::pasteAsRichText(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::changeFont(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::changeAttributes(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::changeDocumentBackgroundColor(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::changeColor(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::alignCenter(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::alignJustified(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::alignLeft(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::alignRight(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::checkSpelling(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ if (!m_editingDelegate) {
+ LOG_ERROR("No NSSpellChecker");
+ return E_FAIL;
+ }
+
+ core(m_mainFrame)->editor()->advanceToNextMisspelling();
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::showGuessPanel(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ if (!m_editingDelegate) {
+ LOG_ERROR("No NSSpellChecker");
+ return E_FAIL;
+ }
+
+ // Post-Tiger, this menu item is a show/hide toggle, to match AppKit. Leave Tiger behavior alone
+ // to match rest of OS X.
+ BOOL showing;
+ if (SUCCEEDED(m_editingDelegate->spellingUIIsShowing(&showing)) && showing) {
+ m_editingDelegate->showSpellingUI(FALSE);
+ }
+
+ core(m_mainFrame)->editor()->advanceToNextMisspelling(true);
+ m_editingDelegate->showSpellingUI(TRUE);
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::performFindPanelAction(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::startSpeaking(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::stopSpeaking(
+ /* [in] */ IUnknown* /*sender*/)
+{
+ ASSERT_NOT_REACHED();
+ return E_NOTIMPL;
+}
+
+// IWebNotificationObserver -----------------------------------------------------------------
+
+HRESULT STDMETHODCALLTYPE WebView::onNotify(
+ /* [in] */ IWebNotification* notification)
+{
+ BSTR nameBSTR;
+ HRESULT hr = notification->name(&nameBSTR);
+ if (FAILED(hr))
+ return hr;
+
+ BString name;
+ name.adoptBSTR(nameBSTR);
+
+ if (!_tcscmp(name, WebIconDatabase::iconDatabaseDidAddIconNotification()))
+ return notifyDidAddIcon(notification);
+
+ COMPtr<IUnknown> unkPrefs;
+ hr = notification->getObject(&unkPrefs);
+ if (FAILED(hr))
+ return hr;
+
+ COMPtr<IWebPreferences> preferences;
+ hr = unkPrefs->QueryInterface(IID_IWebPreferences, (void**)&preferences);
+ if (FAILED(hr))
+ return hr;
+
+ hr = updateWebCoreSettingsFromPreferences(preferences.get());
+
+ return hr;
+}
+
+// IWebViewPrivate ------------------------------------------------------------
+
+HRESULT STDMETHODCALLTYPE WebView::setCustomDropTarget(
+ /* [in] */ IDropTarget* dt)
+{
+ ASSERT(::IsWindow(m_viewWindow));
+ if (!dt)
+ return E_POINTER;
+ m_hasCustomDropTarget = true;
+ revokeDragDrop();
+ return ::RegisterDragDrop(m_viewWindow,dt);
+}
+
+HRESULT STDMETHODCALLTYPE WebView::removeCustomDropTarget()
+{
+ if (!m_hasCustomDropTarget)
+ return S_OK;
+ m_hasCustomDropTarget = false;
+ revokeDragDrop();
+ return registerDragDrop();
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setInViewSourceMode(
+ /* [in] */ BOOL flag)
+{
+ if (!m_mainFrame)
+ return E_FAIL;
+
+ return m_mainFrame->setInViewSourceMode(flag);
+}
+
+HRESULT STDMETHODCALLTYPE WebView::inViewSourceMode(
+ /* [retval][out] */ BOOL* flag)
+{
+ if (!m_mainFrame)
+ return E_FAIL;
+
+ return m_mainFrame->inViewSourceMode(flag);
+}
+
+HRESULT STDMETHODCALLTYPE WebView::viewWindow(
+ /* [retval][out] */ OLE_HANDLE *window)
+{
+ *window = (OLE_HANDLE)(ULONG64)m_viewWindow;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setFormDelegate(
+ /* [in] */ IWebFormDelegate *formDelegate)
+{
+ m_formDelegate = formDelegate;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::formDelegate(
+ /* [retval][out] */ IWebFormDelegate **formDelegate)
+{
+ if (!m_formDelegate)
+ return E_FAIL;
+
+ return m_formDelegate.copyRefTo(formDelegate);
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setFrameLoadDelegatePrivate(
+ /* [in] */ IWebFrameLoadDelegatePrivate* d)
+{
+ m_frameLoadDelegatePrivate = d;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::frameLoadDelegatePrivate(
+ /* [out][retval] */ IWebFrameLoadDelegatePrivate** d)
+{
+ if (!m_frameLoadDelegatePrivate)
+ return E_FAIL;
+
+ return m_frameLoadDelegatePrivate.copyRefTo(d);
+}
+
+HRESULT STDMETHODCALLTYPE WebView::scrollOffset(
+ /* [retval][out] */ LPPOINT offset)
+{
+ if (!offset)
+ return E_POINTER;
+ IntSize offsetIntSize = m_page->mainFrame()->view()->scrollOffset();
+ offset->x = offsetIntSize.width();
+ offset->y = offsetIntSize.height();
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::scrollBy(
+ /* [in] */ LPPOINT offset)
+{
+ if (!offset)
+ return E_POINTER;
+ m_page->mainFrame()->view()->scrollBy(offset->x, offset->y);
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::visibleContentRect(
+ /* [retval][out] */ LPRECT rect)
+{
+ if (!rect)
+ return E_POINTER;
+ FloatRect visibleContent = m_page->mainFrame()->view()->visibleContentRect();
+ rect->left = (LONG) visibleContent.x();
+ rect->top = (LONG) visibleContent.y();
+ rect->right = (LONG) visibleContent.right();
+ rect->bottom = (LONG) visibleContent.bottom();
+ return S_OK;
+}
+
+static DWORD dragOperationToDragCursor(DragOperation op) {
+ DWORD res = DROPEFFECT_NONE;
+ if (op & DragOperationCopy)
+ res = DROPEFFECT_COPY;
+ else if (op & DragOperationLink)
+ res = DROPEFFECT_LINK;
+ else if (op & DragOperationMove)
+ res = DROPEFFECT_MOVE;
+ else if (op & DragOperationGeneric)
+ res = DROPEFFECT_MOVE; //This appears to be the Firefox behaviour
+ return res;
+}
+
+static DragOperation keyStateToDragOperation(DWORD) {
+ //FIXME: This is currently very simple, it may need to actually
+ //work out an appropriate DragOperation in future -- however this
+ //behaviour appears to match FireFox
+ return (DragOperation)(DragOperationCopy | DragOperationLink);
+}
+
+HRESULT STDMETHODCALLTYPE WebView::DragEnter(
+ IDataObject* pDataObject, DWORD grfKeyState, POINTL pt, DWORD* pdwEffect)
+{
+ m_dragData = 0;
+
+ if (m_dropTargetHelper)
+ m_dropTargetHelper->DragEnter(m_viewWindow, pDataObject, (POINT*)&pt, *pdwEffect);
+
+ POINTL localpt = pt;
+ ::ScreenToClient(m_viewWindow, (LPPOINT)&localpt);
+ DragData data(pDataObject, IntPoint(localpt.x, localpt.y),
+ IntPoint(pt.x, pt.y), keyStateToDragOperation(grfKeyState));
+ *pdwEffect = dragOperationToDragCursor(m_page->dragController()->dragEntered(&data));
+
+ m_dragData = pDataObject;
+
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::DragOver(
+ DWORD grfKeyState, POINTL pt, DWORD* pdwEffect)
+{
+ if (m_dropTargetHelper)
+ m_dropTargetHelper->DragOver((POINT*)&pt, *pdwEffect);
+
+ if (m_dragData) {
+ POINTL localpt = pt;
+ ::ScreenToClient(m_viewWindow, (LPPOINT)&localpt);
+ DragData data(m_dragData.get(), IntPoint(localpt.x, localpt.y),
+ IntPoint(pt.x, pt.y), keyStateToDragOperation(grfKeyState));
+ *pdwEffect = dragOperationToDragCursor(m_page->dragController()->dragUpdated(&data));
+ } else
+ *pdwEffect = DROPEFFECT_NONE;
+
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::DragLeave()
+{
+ if (m_dropTargetHelper)
+ m_dropTargetHelper->DragLeave();
+
+ if (m_dragData) {
+ DragData data(m_dragData.get(), IntPoint(), IntPoint(),
+ DragOperationNone);
+ m_page->dragController()->dragExited(&data);
+ m_dragData = 0;
+ }
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::Drop(
+ IDataObject* pDataObject, DWORD grfKeyState, POINTL pt, DWORD* pdwEffect)
+{
+ if (m_dropTargetHelper)
+ m_dropTargetHelper->Drop(pDataObject, (POINT*)&pt, *pdwEffect);
+
+ m_dragData = 0;
+ *pdwEffect = DROPEFFECT_NONE;
+ POINTL localpt = pt;
+ ::ScreenToClient(m_viewWindow, (LPPOINT)&localpt);
+ DragData data(pDataObject, IntPoint(localpt.x, localpt.y),
+ IntPoint(pt.x, pt.y), keyStateToDragOperation(grfKeyState));
+ m_page->dragController()->performDrag(&data);
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::canHandleRequest(
+ IWebURLRequest *request,
+ BOOL *result)
+{
+ COMPtr<WebMutableURLRequest> requestImpl;
+
+ HRESULT hr = request->QueryInterface(CLSID_WebMutableURLRequest, (void**)&requestImpl);
+ if (FAILED(hr))
+ return hr;
+
+ *result = !!canHandleRequest(requestImpl->resourceRequest());
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::clearFocusNode()
+{
+ if (m_page && m_page->focusController())
+ m_page->focusController()->setFocusedNode(0, 0);
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setInitialFocus(
+ /* [in] */ BOOL forward)
+{
+ if (m_page && m_page->focusController()) {
+ Frame* frame = m_page->focusController()->focusedOrMainFrame();
+ frame->document()->setFocusedNode(0);
+ m_page->focusController()->setInitialFocus(forward ? FocusDirectionForward : FocusDirectionBackward, 0);
+ }
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setTabKeyCyclesThroughElements(
+ /* [in] */ BOOL cycles)
+{
+ if (m_page)
+ m_page->setTabKeyCyclesThroughElements(!!cycles);
+
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::tabKeyCyclesThroughElements(
+ /* [retval][out] */ BOOL* result)
+{
+ if (!result) {
+ ASSERT_NOT_REACHED();
+ return E_POINTER;
+ }
+
+ *result = m_page && m_page->tabKeyCyclesThroughElements() ? TRUE : FALSE;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::setAllowSiteSpecificHacks(
+ /* [in] */ BOOL allow)
+{
+ s_allowSiteSpecificHacks = !!allow;
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::addAdditionalPluginPath(
+ /* [in] */ BSTR path)
+{
+ PluginDatabaseWin::installedPlugins()->addExtraPluginPath(String(path, SysStringLen(path)));
+ return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebView::loadBackForwardListFromOtherView(
+ /* [in] */ IWebView* otherView)
+{
+ if (!m_page)
+ return E_FAIL;
+
+ // It turns out the right combination of behavior is done with the back/forward load
+ // type. (See behavior matrix at the top of WebFramePrivate.) So we copy all the items
+ // in the back forward list, and go to the current one.
+ BackForwardList* backForwardList = m_page->backForwardList();
+ ASSERT(!backForwardList->currentItem()); // destination list should be empty
+
+ COMPtr<WebView> otherWebView;
+ if (FAILED(otherView->QueryInterface(CLSID_WebView, (void**)&otherWebView)))
+ return E_FAIL;
+ BackForwardList* otherBackForwardList = otherWebView->m_page->backForwardList();
+ if (!otherBackForwardList->currentItem())
+ return S_OK; // empty back forward list, bail
+
+ HistoryItem* newItemToGoTo = 0;
+
+ int lastItemIndex = otherBackForwardList->forwardListCount();
+ for (int i = -otherBackForwardList->backListCount(); i <= lastItemIndex; ++i) {
+ if (!i) {
+ // If this item is showing , save away its current scroll and form state,
+ // since that might have changed since loading and it is normally not saved
+ // until we leave that page.
+ otherWebView->m_page->mainFrame()->loader()->saveDocumentAndScrollState();
+ }
+ RefPtr<HistoryItem> newItem = otherBackForwardList->itemAtIndex(i)->copy();
+ if (!i)
+ newItemToGoTo = newItem.get();
+ backForwardList->addItem(newItem.release());
+ }
+
+ ASSERT(newItemToGoTo);
+ m_page->goToItem(newItemToGoTo, FrameLoadTypeIndexedBackForward);
+ return S_OK;
+}
+
+HRESULT WebView::registerDragDrop()
+{
+ ASSERT(::IsWindow(m_viewWindow));
+ return ::RegisterDragDrop(m_viewWindow, this);
+}
+
+HRESULT WebView::revokeDragDrop()
+{
+ ASSERT(::IsWindow(m_viewWindow));
+ return ::RevokeDragDrop(m_viewWindow);
+}
+
+void WebView::setProhibitsMainFrameScrolling(bool b)
+{
+ m_page->mainFrame()->setProhibitsScrolling(b);
+}
+
+class IMMDict {
+ typedef HIMC (CALLBACK *getContextPtr)(HWND);
+ typedef BOOL (CALLBACK *releaseContextPtr)(HWND, HIMC);
+ typedef LONG (CALLBACK *getCompositionStringPtr)(HIMC, DWORD, LPVOID, DWORD);
+ typedef BOOL (CALLBACK *setCandidateWindowPtr)(HIMC, LPCANDIDATEFORM);
+ typedef BOOL (CALLBACK *setOpenStatusPtr)(HIMC, BOOL);
+ typedef BOOL (CALLBACK *notifyIMEPtr)(HIMC, DWORD, DWORD, DWORD);
+ typedef BOOL (CALLBACK *associateContextExPtr)(HWND, HIMC, DWORD);
+
+public:
+ getContextPtr getContext;
+ releaseContextPtr releaseContext;
+ getCompositionStringPtr getCompositionString;
+ setCandidateWindowPtr setCandidateWindow;
+ setOpenStatusPtr setOpenStatus;
+ notifyIMEPtr notifyIME;
+ associateContextExPtr associateContextEx;
+
+ static const IMMDict& dict();
+private:
+ IMMDict();
+ HMODULE m_instance;
+};
+
+const IMMDict& IMMDict::dict()
+{
+ static IMMDict instance;
+ return instance;
+}
+
+IMMDict::IMMDict()
+{
+ m_instance = ::LoadLibrary(TEXT("IMM32.DLL"));
+ getContext = reinterpret_cast<getContextPtr>(::GetProcAddress(m_instance, "ImmGetContext"));
+ ASSERT(getContext);
+ releaseContext = reinterpret_cast<releaseContextPtr>(::GetProcAddress(m_instance, "ImmReleaseContext"));
+ ASSERT(releaseContext);
+ getCompositionString = reinterpret_cast<getCompositionStringPtr>(::GetProcAddress(m_instance, "ImmGetCompositionStringW"));
+ ASSERT(getCompositionString);
+ setCandidateWindow = reinterpret_cast<setCandidateWindowPtr>(::GetProcAddress(m_instance, "ImmSetCandidateWindow"));
+ ASSERT(setCandidateWindow);
+ setOpenStatus = reinterpret_cast<setOpenStatusPtr>(::GetProcAddress(m_instance, "ImmSetOpenStatus"));
+ ASSERT(setOpenStatus);
+ notifyIME = reinterpret_cast<notifyIMEPtr>(::GetProcAddress(m_instance, "ImmNotifyIME"));
+ ASSERT(notifyIME);
+ associateContextEx = reinterpret_cast<associateContextExPtr>(::GetProcAddress(m_instance, "ImmAssociateContextEx"));
+ ASSERT(associateContextEx);
+}
+
+HIMC WebView::getIMMContext()
+{
+ HIMC context = IMMDict::dict().getContext(m_viewWindow);
+ return context;
+}
+
+void WebView::releaseIMMContext(HIMC hIMC)
+{
+ if (!hIMC)
+ return;
+ IMMDict::dict().releaseContext(m_viewWindow, hIMC);
+}
+
+void WebView::prepareCandidateWindow(Frame* targetFrame, HIMC hInputContext)
+{
+ IntRect caret;
+ if (RefPtr<Range> range = targetFrame->selectionController()->selection().toRange()) {
+ ExceptionCode ec = 0;
+ RefPtr<Range> tempRange = range->cloneRange(ec);
+ caret = targetFrame->firstRectForRange(tempRange.get());
+ }
+ caret = targetFrame->view()->contentsToWindow(caret);
+ CANDIDATEFORM form;
+ form.dwIndex = 0;
+ form.dwStyle = CFS_EXCLUDE;
+ form.ptCurrentPos.x = caret.x();
+ form.ptCurrentPos.y = caret.y() + caret.height();
+ form.rcArea.top = caret.y();
+ form.rcArea.bottom = caret.bottom();
+ form.rcArea.left = caret.x();
+ form.rcArea.right = caret.right();
+ IMMDict::dict().setCandidateWindow(hInputContext, &form);
+}
+
+void WebView::resetIME(Frame* targetFrame)
+{
+ if (targetFrame)
+ targetFrame->editor()->confirmCompositionWithoutDisturbingSelection();
+
+ if (HIMC hInputContext = getIMMContext()) {
+ IMMDict::dict().notifyIME(hInputContext, NI_COMPOSITIONSTR, CPS_CANCEL, 0);
+ releaseIMMContext(hInputContext);
+ }
+}
+
+void WebView::updateSelectionForIME()
+{
+ Frame* targetFrame = m_page->focusController()->focusedOrMainFrame();
+ if (!targetFrame || !targetFrame->editor()->hasComposition())
+ return;
+
+ if (targetFrame->editor()->ignoreCompositionSelectionChange())
+ return;
+
+ unsigned start;
+ unsigned end;
+ if (!targetFrame->editor()->getCompositionSelection(start, end))
+ resetIME(targetFrame);
+}
+
+void WebView::setInputMethodState(bool enabled)
+{
+ IMMDict::dict().associateContextEx(m_viewWindow, 0, enabled ? IACE_DEFAULT : 0);
+}
+
+void WebView::selectionChanged()
+{
+ updateSelectionForIME();
+}
+
+bool WebView::onIMEStartComposition()
+{
+ m_inIMEComposition++;
+ Frame* targetFrame = m_page->focusController()->focusedOrMainFrame();
+ if (!targetFrame)
+ return true;
+
+ HIMC hInputContext = getIMMContext();
+ prepareCandidateWindow(targetFrame, hInputContext);
+ releaseIMMContext(hInputContext);
+ return true;
+}
+
+static bool getCompositionString(HIMC hInputContext, DWORD type, String& result)
+{
+ int compositionLength = IMMDict::dict().getCompositionString(hInputContext, type, 0, 0);
+ if (compositionLength <= 0)
+ return false;
+ Vector<UChar> compositionBuffer(compositionLength / 2);
+ compositionLength = IMMDict::dict().getCompositionString(hInputContext, type, (LPVOID)compositionBuffer.data(), compositionLength);
+ result = String(compositionBuffer.data(), compositionLength / 2);
+ ASSERT(!compositionLength || compositionBuffer[0]);
+ ASSERT(!compositionLength || compositionBuffer[compositionLength / 2 - 1]);
+ return true;
+}
+
+static void compositionToUnderlines(const Vector<DWORD>& clauses, const Vector<BYTE>& attributes, Vector<CompositionUnderline>& underlines)
+{
+ if (clauses.isEmpty()) {
+ underlines.clear();
+ return;
+ }
+
+ const size_t numBoundaries = clauses.size() - 1;
+ underlines.resize(numBoundaries);
+ for (unsigned i = 0; i < numBoundaries; i++) {
+ underlines[i].startOffset = clauses[i];
+ underlines[i].endOffset = clauses[i + 1];
+ BYTE attribute = attributes[clauses[i]];
+ underlines[i].thick = attribute == ATTR_TARGET_CONVERTED || attribute == ATTR_TARGET_NOTCONVERTED;
+ underlines[i].color = Color(0,0,0);
+ }
+}
+
+bool WebView::onIMEComposition(LPARAM lparam)
+{
+ HIMC hInputContext = getIMMContext();
+ if (!hInputContext)
+ return true;
+
+ Frame* targetFrame = m_page->focusController()->focusedOrMainFrame();
+ if (!targetFrame || !targetFrame->editor()->canEdit())
+ return true;
+
+ prepareCandidateWindow(targetFrame, hInputContext);
+
+ if (lparam & GCS_RESULTSTR || !lparam) {
+ String compositionString;
+ if (!getCompositionString(hInputContext, GCS_RESULTSTR, compositionString) && lparam)
+ return true;
+
+ targetFrame->editor()->confirmComposition(compositionString);
+ } else {
+ String compositionString;
+ if (!getCompositionString(hInputContext, GCS_COMPSTR, compositionString))
+ return true;
+
+ // Composition string attributes
+ int numAttributes = IMMDict::dict().getCompositionString(hInputContext, GCS_COMPATTR, 0, 0);
+ Vector<BYTE> attributes(numAttributes);
+ IMMDict::dict().getCompositionString(hInputContext, GCS_COMPATTR, attributes.data(), numAttributes);
+
+ // Get clauses
+ int numClauses = IMMDict::dict().getCompositionString(hInputContext, GCS_COMPCLAUSE, 0, 0);
+ Vector<DWORD> clauses(numClauses / sizeof(DWORD));
+ IMMDict::dict().getCompositionString(hInputContext, GCS_COMPCLAUSE, clauses.data(), numClauses);
+
+ Vector<CompositionUnderline> underlines;
+ compositionToUnderlines(clauses, attributes, underlines);
+
+ int cursorPosition = LOWORD(IMMDict::dict().getCompositionString(hInputContext, GCS_CURSORPOS, 0, 0));
+
+ targetFrame->editor()->setComposition(compositionString, underlines, cursorPosition, 0);
+ }
+
+ return true;
+}
+
+bool WebView::onIMEEndComposition()
+{
+ if (m_inIMEComposition)
+ m_inIMEComposition--;
+ return true;
+}
+
+bool WebView::onIMEChar(WPARAM, LPARAM)
+{
+ return true;
+}
+
+bool WebView::onIMENotify(WPARAM, LPARAM, LRESULT*)
+{
+ return false;
+}
+
+bool WebView::onIMERequestCharPosition(Frame* targetFrame, IMECHARPOSITION* charPos, LRESULT* result)
+{
+ IntRect caret;
+ ASSERT(charPos->dwCharPos == 0 || targetFrame->editor()->hasComposition());
+ if (RefPtr<Range> range = targetFrame->editor()->hasComposition() ? targetFrame->editor()->compositionRange() : targetFrame->selectionController()->selection().toRange()) {
+ ExceptionCode ec = 0;
+ RefPtr<Range> tempRange = range->cloneRange(ec);
+ tempRange->setStart(tempRange->startContainer(ec), tempRange->startOffset(ec) + charPos->dwCharPos, ec);
+ caret = targetFrame->firstRectForRange(tempRange.get());
+ }
+ caret = targetFrame->view()->contentsToWindow(caret);
+ charPos->pt.x = caret.x();
+ charPos->pt.y = caret.y();
+ ::ClientToScreen(m_viewWindow, &charPos->pt);
+ charPos->cLineHeight = caret.height();
+ ::GetWindowRect(m_viewWindow, &charPos->rcDocument);
+ *result = TRUE;
+ return true;
+}
+
+bool WebView::onIMERequestReconvertString(Frame* targetFrame, RECONVERTSTRING* reconvertString, LRESULT* result)
+{
+ RefPtr<Range> selectedRange = targetFrame->selectionController()->toRange();
+ String text = selectedRange->text();
+ if (!reconvertString) {
+ *result = sizeof(RECONVERTSTRING) + text.length() * sizeof(UChar);
+ return true;
+ }
+
+ unsigned totalSize = sizeof(RECONVERTSTRING) + text.length() * sizeof(UChar);
+ *result = totalSize;
+ if (totalSize > reconvertString->dwSize) {
+ *result = 0;
+ return false;
+ }
+ reconvertString->dwCompStrLen = text.length();
+ reconvertString->dwStrLen = text.length();
+ reconvertString->dwTargetStrLen = text.length();
+ reconvertString->dwStrOffset = sizeof(RECONVERTSTRING);
+ memcpy(reconvertString + 1, text.characters(), text.length() * sizeof(UChar));
+ return true;
+}
+
+bool WebView::onIMERequest(WPARAM request, LPARAM data, LRESULT* result)
+{
+ Frame* targetFrame = m_page->focusController()->focusedOrMainFrame();
+ if (!targetFrame || !targetFrame->editor()->canEdit())
+ return true;
+
+ switch (request) {
+ case IMR_RECONVERTSTRING:
+ return onIMERequestReconvertString(targetFrame, (RECONVERTSTRING*)data, result);
+
+ case IMR_QUERYCHARPOSITION:
+ return onIMERequestCharPosition(targetFrame, (IMECHARPOSITION*)data, result);
+ }
+ return false;
+}
+
+bool WebView::onIMESelect(WPARAM, LPARAM)
+{
+ return false;
+}
+
+bool WebView::onIMESetContext(WPARAM, LPARAM)
+{
+ return false;
+}
+
+class EnumTextMatches : public IEnumTextMatches
+{
+ long m_ref;
+ UINT m_index;
+ Vector<IntRect> m_rects;
+public:
+ EnumTextMatches(Vector<IntRect>* rects) : m_index(0), m_ref(1)
+ {
+ m_rects = *rects;
+ }
+
+ virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void** ppv)
+ {
+ if (riid == IID_IUnknown || riid == IID_IEnumTextMatches) {
+ *ppv = this;
+ AddRef();
+ }
+
+ return *ppv?S_OK:E_NOINTERFACE;
+ }
+
+ virtual ULONG STDMETHODCALLTYPE AddRef()
+ {
+ return m_ref++;
+ }
+
+ virtual ULONG STDMETHODCALLTYPE Release()
+ {
+ if (m_ref == 1) {
+ delete this;
+ return 0;
+ }
+ else
+ return m_ref--;
+ }
+
+ virtual HRESULT STDMETHODCALLTYPE Next(ULONG, RECT* rect, ULONG* pceltFetched)
+ {
+ if (m_index < m_rects.size()) {
+ if (pceltFetched)
+ *pceltFetched = 1;
+ *rect = m_rects[m_index];
+ m_index++;
+ return S_OK;
+ }
+
+ if (pceltFetched)
+ *pceltFetched = 0;
+
+ return S_FALSE;
+ }
+ virtual HRESULT STDMETHODCALLTYPE Skip(ULONG celt)
+ {
+ m_index += celt;
+ return S_OK;
+ }
+ virtual HRESULT STDMETHODCALLTYPE Reset(void)
+ {
+ m_index = 0;
+ return S_OK;
+ }
+ virtual HRESULT STDMETHODCALLTYPE Clone(IEnumTextMatches**)
+ {
+ return E_NOTIMPL;
+ }
+};
+
+HRESULT createMatchEnumerator(Vector<IntRect>* rects, IEnumTextMatches** matches)
+{
+ *matches = new EnumTextMatches(rects);
+ return (*matches)?S_OK:E_OUTOFMEMORY;
+}
+
+Page* core(IWebView* iWebView)
+{
+ Page* page = 0;
+
+ WebView* webView = 0;
+ if (SUCCEEDED(iWebView->QueryInterface(CLSID_WebView, (void**)&webView)) && webView) {
+ page = webView->page();
+ webView->Release();
+ }
+
+ return page;
+}