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-rw-r--r--Source/WebKit/win/WebIconDatabase.cpp420
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diff --git a/Source/WebKit/win/WebIconDatabase.cpp b/Source/WebKit/win/WebIconDatabase.cpp
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--- a/Source/WebKit/win/WebIconDatabase.cpp
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-/*
- * Copyright (C) 2006, 2007, 2008, 2009 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 "WebIconDatabase.h"
-
-#include "CFDictionaryPropertyBag.h"
-#include "WebNotificationCenter.h"
-#include "WebPreferences.h"
-#include "shlobj.h"
-#include <WebCore/BString.h>
-#include <WebCore/BitmapInfo.h>
-#include <WebCore/COMPtr.h>
-#include <WebCore/FileSystem.h>
-#include <WebCore/HWndDC.h>
-#include <WebCore/IconDatabase.h>
-#include <WebCore/Image.h>
-#include <WebCore/SharedBuffer.h>
-#include <wtf/MainThread.h>
-#include <wtf/text/WTFString.h>
-
-using namespace WebCore;
-using namespace WTF;
-
-// WebIconDatabase ----------------------------------------------------------------
-
-WebIconDatabase* WebIconDatabase::m_sharedWebIconDatabase = 0;
-
-WebIconDatabase::WebIconDatabase()
-: m_refCount(0)
-, m_deliveryRequested(false)
-{
- gClassCount++;
- gClassNameCount.add("WebIconDatabase");
-}
-
-WebIconDatabase::~WebIconDatabase()
-{
- gClassCount--;
- gClassNameCount.remove("WebIconDatabase");
-}
-
-void WebIconDatabase::init()
-{
- WebPreferences* standardPrefs = WebPreferences::sharedStandardPreferences();
- BOOL enabled = FALSE;
- if (FAILED(standardPrefs->iconDatabaseEnabled(&enabled))) {
- enabled = FALSE;
- LOG_ERROR("Unable to get icon database enabled preference");
- }
- iconDatabase().setEnabled(!!enabled);
- if (!(!!enabled))
- return;
-
- startUpIconDatabase();
-}
-
-void WebIconDatabase::startUpIconDatabase()
-{
- WebPreferences* standardPrefs = WebPreferences::sharedStandardPreferences();
-
- iconDatabase().setClient(this);
-
- BString prefDatabasePath;
- if (FAILED(standardPrefs->iconDatabaseLocation(&prefDatabasePath)))
- LOG_ERROR("Unable to get icon database location preference");
-
- String databasePath(prefDatabasePath, SysStringLen(prefDatabasePath));
-
- if (databasePath.isEmpty()) {
- databasePath = localUserSpecificStorageDirectory();
- if (databasePath.isEmpty())
- LOG_ERROR("Failed to construct default icon database path");
- }
-
- if (!iconDatabase().open(databasePath, WebCore::IconDatabase::defaultDatabaseFilename()))
- LOG_ERROR("Failed to open icon database path");
-}
-
-void WebIconDatabase::shutDownIconDatabase()
-{
-}
-
-WebIconDatabase* WebIconDatabase::createInstance()
-{
- WebIconDatabase* instance = new WebIconDatabase();
- instance->AddRef();
- return instance;
-}
-
-WebIconDatabase* WebIconDatabase::sharedWebIconDatabase()
-{
- if (m_sharedWebIconDatabase) {
- m_sharedWebIconDatabase->AddRef();
- return m_sharedWebIconDatabase;
- }
- m_sharedWebIconDatabase = createInstance();
- m_sharedWebIconDatabase->init();
- return m_sharedWebIconDatabase;
-}
-
-// IUnknown -------------------------------------------------------------------
-
-HRESULT STDMETHODCALLTYPE WebIconDatabase::QueryInterface(REFIID riid, void** ppvObject)
-{
- *ppvObject = 0;
- if (IsEqualGUID(riid, IID_IUnknown))
- *ppvObject = static_cast<IWebIconDatabase*>(this);
- else if (IsEqualGUID(riid, IID_IWebIconDatabase))
- *ppvObject = static_cast<IWebIconDatabase*>(this);
- else
- return E_NOINTERFACE;
-
- AddRef();
- return S_OK;
-}
-
-ULONG STDMETHODCALLTYPE WebIconDatabase::AddRef(void)
-{
- return ++m_refCount;
-}
-
-ULONG STDMETHODCALLTYPE WebIconDatabase::Release(void)
-{
- ULONG newRef = --m_refCount;
- if (!newRef)
- delete(this);
-
- return newRef;
-}
-
-// IWebIconDatabase --------------------------------------------------------------------
-
-HRESULT STDMETHODCALLTYPE WebIconDatabase::sharedIconDatabase(
- /* [retval][out] */ IWebIconDatabase** result)
-{
- *result = sharedWebIconDatabase();
- return S_OK;
-}
-
-HRESULT STDMETHODCALLTYPE WebIconDatabase::iconForURL(
- /* [in] */ BSTR url,
- /* [optional][in] */ LPSIZE size,
- /* [optional][in] */ BOOL /*cache*/,
- /* [retval][out] */ OLE_HANDLE* bitmap)
-{
- IntSize intSize(*size);
-
- Image* icon = 0;
- if (url)
- icon = iconDatabase().synchronousIconForPageURL(String(url, SysStringLen(url)), intSize);
-
- // Make sure we check for the case of an "empty image"
- if (icon && icon->width()) {
- *bitmap = (OLE_HANDLE)(ULONG64)getOrCreateSharedBitmap(size);
- if (!icon->getHBITMAPOfSize((HBITMAP)(ULONG64)*bitmap, size)) {
- LOG_ERROR("Failed to draw Image to HBITMAP");
- *bitmap = 0;
- return E_FAIL;
- }
- return S_OK;
- }
-
- return defaultIconWithSize(size, bitmap);
-}
-
-HRESULT STDMETHODCALLTYPE WebIconDatabase::defaultIconWithSize(
- /* [in] */ LPSIZE size,
- /* [retval][out] */ OLE_HANDLE* result)
-{
- *result = (OLE_HANDLE)(ULONG64)getOrCreateDefaultIconBitmap(size);
- return S_OK;
-}
-
-HRESULT STDMETHODCALLTYPE WebIconDatabase::retainIconForURL(
- /* [in] */ BSTR url)
-{
- iconDatabase().retainIconForPageURL(String(url, SysStringLen(url)));
- return S_OK;
-}
-
-HRESULT STDMETHODCALLTYPE WebIconDatabase::releaseIconForURL(
- /* [in] */ BSTR url)
-{
- iconDatabase().releaseIconForPageURL(String(url, SysStringLen(url)));
- return S_OK;
-}
-
-HRESULT STDMETHODCALLTYPE WebIconDatabase::removeAllIcons(void)
-{
- iconDatabase().removeAllIcons();
- return S_OK;
-}
-
-HRESULT STDMETHODCALLTYPE WebIconDatabase::delayDatabaseCleanup(void)
-{
- IconDatabase::delayDatabaseCleanup();
- return S_OK;
-}
-
-HRESULT STDMETHODCALLTYPE WebIconDatabase::allowDatabaseCleanup(void)
-{
- IconDatabase::allowDatabaseCleanup();
- return S_OK;
-}
-
-HRESULT STDMETHODCALLTYPE WebIconDatabase::iconURLForURL(
- /* [in] */ BSTR url,
- /* [retval][out] */ BSTR* iconURL)
-{
- if (!url || !iconURL)
- return E_POINTER;
- BString iconURLBSTR(iconDatabase().synchronousIconURLForPageURL(String(url, SysStringLen(url))));
- *iconURL = iconURLBSTR.release();
- return S_OK;
-}
-
-HRESULT STDMETHODCALLTYPE WebIconDatabase::isEnabled(
- /* [retval][out] */ BOOL *result)
-{
- *result = iconDatabase().isEnabled();
- return S_OK;
-}
-
-HRESULT STDMETHODCALLTYPE WebIconDatabase::setEnabled(
- /* [in] */ BOOL flag)
-{
- BOOL currentlyEnabled;
- isEnabled(&currentlyEnabled);
- if (currentlyEnabled && !flag) {
- iconDatabase().setEnabled(false);
- shutDownIconDatabase();
- } else if (!currentlyEnabled && flag) {
- iconDatabase().setEnabled(true);
- startUpIconDatabase();
- }
- return S_OK;
-}
-
-HRESULT STDMETHODCALLTYPE WebIconDatabase::hasIconForURL(
- /* [in] */ BSTR url,
- /* [out][retval] */ BOOL* result)
-{
- if (!url || !result)
- return E_POINTER;
-
- String urlString(url, SysStringLen(url));
-
- // Passing a size parameter of 0, 0 means we don't care about the result of the image, we just
- // want to make sure the read from disk to load the icon is kicked off.
- iconDatabase().synchronousIconForPageURL(urlString, IntSize(0, 0));
-
- // Check to see if we have a non-empty icon URL for the page, and if we do, we have an icon for
- // the page.
- *result = !(iconDatabase().synchronousIconURLForPageURL(urlString).isEmpty());
-
- return S_OK;
-}
-
-HBITMAP createDIB(LPSIZE size)
-{
- BitmapInfo bmInfo = BitmapInfo::create(IntSize(*size));
-
- HWndDC dc(0);
- return CreateDIBSection(dc, &bmInfo, DIB_RGB_COLORS, 0, 0, 0);
-}
-
-HBITMAP WebIconDatabase::getOrCreateSharedBitmap(LPSIZE size)
-{
- HBITMAP result = m_sharedIconMap.get(*size);
- if (result)
- return result;
- result = createDIB(size);
- m_sharedIconMap.set(*size, result);
- return result;
-}
-
-HBITMAP WebIconDatabase::getOrCreateDefaultIconBitmap(LPSIZE size)
-{
- HBITMAP result = m_defaultIconMap.get(*size);
- if (result)
- return result;
-
- result = createDIB(size);
-
- m_defaultIconMap.set(*size, result);
- if (!iconDatabase().defaultIcon(*size) || !iconDatabase().defaultIcon(*size)->getHBITMAPOfSize(result, size)) {
- LOG_ERROR("Failed to draw Image to HBITMAP");
- return 0;
- }
- return result;
-}
-
-// IconDatabaseClient
-
-void WebIconDatabase::didRemoveAllIcons()
-{
- // Queueing the empty string is a special way of saying "this queued notification is the didRemoveAllIcons notification"
- MutexLocker locker(m_notificationMutex);
- m_notificationQueue.append(String());
- scheduleNotificationDelivery();
-}
-
-void WebIconDatabase::didImportIconURLForPageURL(const WTF::String& pageURL)
-{
- MutexLocker locker(m_notificationMutex);
- m_notificationQueue.append(pageURL.isolatedCopy());
- scheduleNotificationDelivery();
-}
-
-void WebIconDatabase::didImportIconDataForPageURL(const WTF::String& pageURL)
-{
- // WebKit1 only has a single "icon did change" notification.
- didImportIconURLForPageURL(pageURL);
-}
-
-void WebIconDatabase::didChangeIconForPageURL(const WTF::String& pageURL)
-{
- // WebKit1 only has a single "icon did change" notification.
- didImportIconURLForPageURL(pageURL);
-}
-
-void WebIconDatabase::didFinishURLImport()
-{
-}
-
-void WebIconDatabase::scheduleNotificationDelivery()
-{
- // Caller of this method must hold the m_notificationQueue lock
- ASSERT(!m_notificationMutex.tryLock());
-
- if (!m_deliveryRequested) {
- m_deliveryRequested = true;
- callOnMainThread(deliverNotifications, 0);
- }
-}
-
-BSTR WebIconDatabase::iconDatabaseDidAddIconNotification()
-{
- static BSTR didAddIconName = SysAllocString(WebIconDatabaseDidAddIconNotification);
- return didAddIconName;
-}
-
-CFStringRef WebIconDatabase::iconDatabaseNotificationUserInfoURLKey()
-{
- static CFStringRef iconUserInfoURLKey = String(WebIconNotificationUserInfoURLKey).createCFString().leakRef();
- return iconUserInfoURLKey;
-}
-
-BSTR WebIconDatabase::iconDatabaseDidRemoveAllIconsNotification()
-{
- static BSTR didRemoveAllIconsName = SysAllocString(WebIconDatabaseDidRemoveAllIconsNotification);
- return didRemoveAllIconsName;
-}
-
-static void postDidRemoveAllIconsNotification(WebIconDatabase* iconDB)
-{
- IWebNotificationCenter* notifyCenter = WebNotificationCenter::defaultCenterInternal();
- notifyCenter->postNotificationName(WebIconDatabase::iconDatabaseDidRemoveAllIconsNotification(), static_cast<IWebIconDatabase*>(iconDB), 0);
-}
-
-static void postDidAddIconNotification(const String& pageURL, WebIconDatabase* iconDB)
-{
- RetainPtr<CFMutableDictionaryRef> dictionary = adoptCF(
- CFDictionaryCreateMutable(0, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks));
-
- CFDictionaryAddValue(dictionary.get(), WebIconDatabase::iconDatabaseNotificationUserInfoURLKey(), pageURL.createCFString().get());
-
- COMPtr<CFDictionaryPropertyBag> userInfo = CFDictionaryPropertyBag::createInstance();
- userInfo->setDictionary(dictionary.get());
-
- IWebNotificationCenter* notifyCenter = WebNotificationCenter::defaultCenterInternal();
- notifyCenter->postNotificationName(WebIconDatabase::iconDatabaseDidAddIconNotification(), static_cast<IWebIconDatabase*>(iconDB), userInfo.get());
-}
-
-void WebIconDatabase::deliverNotifications(void*)
-{
- ASSERT(m_sharedWebIconDatabase);
- if (!m_sharedWebIconDatabase)
- return;
-
- ASSERT(m_sharedWebIconDatabase->m_deliveryRequested);
-
- Vector<String> queue;
- {
- MutexLocker locker(m_sharedWebIconDatabase->m_notificationMutex);
- queue.swap(m_sharedWebIconDatabase->m_notificationQueue);
- m_sharedWebIconDatabase->m_deliveryRequested = false;
- }
-
- for (unsigned i = 0; i < queue.size(); ++i) {
- if (queue[i].isNull())
- postDidRemoveAllIconsNotification(m_sharedWebIconDatabase);
- else
- postDidAddIconNotification(queue[i], m_sharedWebIconDatabase);
- }
-}