| /* |
| * Copyright 2006, The Android Open Source Project |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #define LOG_TAG "favicons" |
| |
| #include <config.h> |
| #include <wtf/Platform.h> |
| |
| #include "WebIconDatabase.h" |
| |
| #include "IconDatabase.h" |
| #include "Image.h" |
| #include "IntRect.h" |
| #include "JavaSharedClient.h" |
| #include "jni_utility.h" |
| #include "KURL.h" |
| #include "WebCoreJni.h" |
| |
| #include <pthread.h> |
| #include "GraphicsJNI.h" |
| #include <SkBitmap.h> |
| #include <SkImageDecoder.h> |
| #include <SkTemplates.h> |
| #include <utils/misc.h> |
| #include <JNIHelp.h> |
| |
| namespace android { |
| |
| jobject webcoreImageToJavaBitmap(JNIEnv* env, WebCore::Image* icon) |
| { |
| if (!icon) |
| return NULL; |
| SkBitmap bm; |
| WebCore::SharedBuffer* buffer = icon->data(); |
| if (!buffer || !SkImageDecoder::DecodeMemory(buffer->data(), buffer->size(), |
| &bm, SkBitmap::kNo_Config, |
| SkImageDecoder::kDecodePixels_Mode)) |
| return NULL; |
| |
| return GraphicsJNI::createBitmap(env, new SkBitmap(bm), false, NULL); |
| } |
| |
| static WebIconDatabase* gIconDatabaseClient = new WebIconDatabase(); |
| |
| // XXX: Called by the IconDatabase thread |
| void WebIconDatabase::dispatchDidAddIconForPageURL(const WebCore::String& pageURL) |
| { |
| mNotificationsMutex.lock(); |
| mNotifications.append(pageURL); |
| if (!mDeliveryRequested) { |
| mDeliveryRequested = true; |
| JavaSharedClient::EnqueueFunctionPtr(DeliverNotifications, this); |
| } |
| mNotificationsMutex.unlock(); |
| } |
| |
| // Called in the WebCore thread |
| void WebIconDatabase::RegisterForIconNotification(WebIconDatabaseClient* client) |
| { |
| WebIconDatabase* db = gIconDatabaseClient; |
| for (unsigned i = 0; i < db->mClients.size(); ++i) { |
| // Do not add the same client twice. |
| if (db->mClients[i] == client) |
| return; |
| } |
| gIconDatabaseClient->mClients.append(client); |
| } |
| |
| // Called in the WebCore thread |
| void WebIconDatabase::UnregisterForIconNotification(WebIconDatabaseClient* client) |
| { |
| WebIconDatabase* db = gIconDatabaseClient; |
| for (unsigned i = 0; i < db->mClients.size(); ++i) { |
| if (db->mClients[i] == client) { |
| db->mClients.remove(i); |
| break; |
| } |
| } |
| } |
| |
| // Called in the WebCore thread |
| void WebIconDatabase::DeliverNotifications(void* v) |
| { |
| ASSERT(v); |
| ((WebIconDatabase*)v)->deliverNotifications(); |
| } |
| |
| // Called in the WebCore thread |
| void WebIconDatabase::deliverNotifications() |
| { |
| ASSERT(mDeliveryRequested); |
| |
| // Swap the notifications queue |
| Vector<WebCore::String> queue; |
| mNotificationsMutex.lock(); |
| queue.swap(mNotifications); |
| mDeliveryRequested = false; |
| mNotificationsMutex.unlock(); |
| |
| // Swap the clients queue |
| Vector<WebIconDatabaseClient*> clients; |
| clients.swap(mClients); |
| |
| for (unsigned i = 0; i < queue.size(); ++i) { |
| for (unsigned j = 0; j < clients.size(); ++j) { |
| clients[j]->didAddIconForPageUrl(queue[i]); |
| } |
| } |
| } |
| |
| static void Open(JNIEnv* env, jobject obj, jstring path) |
| { |
| WebCore::IconDatabase* iconDb = WebCore::iconDatabase(); |
| if (iconDb->isOpen()) |
| return; |
| iconDb->setEnabled(true); |
| iconDb->setClient(gIconDatabaseClient); |
| LOG_ASSERT(path, "No path given to nativeOpen"); |
| WebCore::String pathStr = to_string(env, path); |
| LOGV("Opening WebIconDatabase file '%s'", pathStr.latin1().data()); |
| bool res = iconDb->open(pathStr); |
| if (!res) |
| LOGE("Open failed!"); |
| } |
| |
| static void Close(JNIEnv* env, jobject obj) |
| { |
| WebCore::iconDatabase()->close(); |
| } |
| |
| static void RemoveAllIcons(JNIEnv* env, jobject obj) |
| { |
| LOGV("Removing all icons"); |
| WebCore::iconDatabase()->removeAllIcons(); |
| } |
| |
| static jobject IconForPageUrl(JNIEnv* env, jobject obj, jstring url) |
| { |
| LOG_ASSERT(url, "No url given to iconForPageUrl"); |
| WebCore::String urlStr = to_string(env, url); |
| |
| WebCore::Image* icon = WebCore::iconDatabase()->iconForPageURL(urlStr, |
| WebCore::IntSize(16, 16)); |
| LOGV("Retrieving icon for '%s' %p", urlStr.latin1().data(), icon); |
| return webcoreImageToJavaBitmap(env, icon); |
| } |
| |
| static void RetainIconForPageUrl(JNIEnv* env, jobject obj, jstring url) |
| { |
| LOG_ASSERT(url, "No url given to retainIconForPageUrl"); |
| WebCore::String urlStr = to_string(env, url); |
| |
| LOGV("Retaining icon for '%s'", urlStr.latin1().data()); |
| WebCore::iconDatabase()->retainIconForPageURL(urlStr); |
| } |
| |
| static void ReleaseIconForPageUrl(JNIEnv* env, jobject obj, jstring url) |
| { |
| LOG_ASSERT(url, "No url given to releaseIconForPageUrl"); |
| WebCore::String urlStr = to_string(env, url); |
| |
| LOGV("Releasing icon for '%s'", urlStr.latin1().data()); |
| WebCore::iconDatabase()->releaseIconForPageURL(urlStr); |
| } |
| |
| /* |
| * JNI registration |
| */ |
| static JNINativeMethod gWebIconDatabaseMethods[] = { |
| { "nativeOpen", "(Ljava/lang/String;)V", |
| (void*) Open }, |
| { "nativeClose", "()V", |
| (void*) Close }, |
| { "nativeRemoveAllIcons", "()V", |
| (void*) RemoveAllIcons }, |
| { "nativeIconForPageUrl", "(Ljava/lang/String;)Landroid/graphics/Bitmap;", |
| (void*) IconForPageUrl }, |
| { "nativeRetainIconForPageUrl", "(Ljava/lang/String;)V", |
| (void*) RetainIconForPageUrl }, |
| { "nativeReleaseIconForPageUrl", "(Ljava/lang/String;)V", |
| (void*) ReleaseIconForPageUrl } |
| }; |
| |
| int register_webicondatabase(JNIEnv* env) |
| { |
| jclass webIconDB = env->FindClass("android/webkit/WebIconDatabase"); |
| LOG_ASSERT(webIconDB, "Unable to find class android.webkit.WebIconDatabase"); |
| |
| return jniRegisterNativeMethods(env, "android/webkit/WebIconDatabase", |
| gWebIconDatabaseMethods, NELEM(gWebIconDatabaseMethods)); |
| } |
| |
| } |