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|
/*
* 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 "webcoreglue"
#include <config.h>
#include <wtf/Platform.h>
#include <wtf/CurrentTime.h>
#include "android_graphics.h"
#include "Arena.h"
#include "AtomicString.h"
#include "Cache.h"
#include "ChromeClientAndroid.h"
#include "ContextMenuClientAndroid.h"
#include "CString.h"
#include "Document.h"
#include "DocumentLoader.h"
#include "DragClientAndroid.h"
#include "EditorClientAndroid.h"
#include "Element.h"
#include "Font.h"
#include "FormState.h"
#include "Frame.h"
#include "FrameLoader.h"
#include "FrameLoaderClientAndroid.h"
#include "FrameLoadRequest.h"
#include "FrameTree.h"
#include "FrameView.h"
#include "GraphicsContext.h"
#include "HistoryItem.h"
#include "HTMLCollection.h"
#include "HTMLElement.h"
#include "HTMLFormElement.h"
#include "HTMLInputElement.h"
#include "HTMLNames.h"
#include "IconDatabase.h"
#include "Image.h"
#include "InspectorClientAndroid.h"
#if USE(JSC)
#include "GCController.h"
#include "JSDOMWindow.h"
#include <runtime/JSLock.h>
#elif USE(V8)
#include "jni_npobject.h"
#include "jni_instance.h"
#endif // USE(JSC)
#include "KURL.h"
#include "Page.h"
#include "PageCache.h"
#include "PlatformString.h"
#include "RenderPart.h"
#include "RenderSkinAndroid.h"
#include "RenderTreeAsText.h"
#include "RenderView.h"
#include "ResourceHandle.h"
#include "ScriptController.h"
#include "ScriptValue.h"
#include "SecurityOrigin.h"
#include "SelectionController.h"
#include "Settings.h"
#include "SubstituteData.h"
#include "WebCoreFrameBridge.h"
#include "WebCoreJni.h"
#include "WebCoreResourceLoader.h"
#include "WebHistory.h"
#include "WebIconDatabase.h"
#include "WebFrameView.h"
#include "WebViewCore.h"
#include "wds/DebugServer.h"
#if USE(JSC)
#include <runtime_root.h>
#include <runtime_object.h>
#endif // USE(JSC)
#include <jni_utility.h>
#include "jni.h"
#if USE(JSC)
#include "jni_instance.h"
#endif // USE(JSC)
#include <JNIHelp.h>
#include <SkGraphics.h>
#include <utils/misc.h>
#include <utils/AssetManager.h>
#include <android_runtime/android_util_AssetManager.h>
#ifdef ANDROID_INSTRUMENT
#include "TimeCounter.h"
#endif
namespace android {
// ----------------------------------------------------------------------------
#define WEBCORE_MEMORY_CAP 15 * 1024 * 1024
// ----------------------------------------------------------------------------
struct WebFrame::JavaBrowserFrame
{
jobject mObj;
jobject mHistoryList; // WebBackForwardList object
jmethodID mStartLoadingResource;
jmethodID mLoadStarted;
jmethodID mTransitionToCommitted;
jmethodID mLoadFinished;
jmethodID mReportError;
jmethodID mSetTitle;
jmethodID mWindowObjectCleared;
jmethodID mSetProgress;
jmethodID mDidReceiveIcon;
jmethodID mDidReceiveTouchIconUrl;
jmethodID mUpdateVisitedHistory;
jmethodID mHandleUrl;
jmethodID mCreateWindow;
jmethodID mCloseWindow;
jmethodID mDecidePolicyForFormResubmission;
jmethodID mRequestFocus;
jmethodID mGetRawResFilename;
jmethodID mDensity;
jmethodID mGetFileSize;
jmethodID mGetFile;
AutoJObject frame(JNIEnv* env) {
return getRealObject(env, mObj);
}
AutoJObject history(JNIEnv* env) {
return getRealObject(env, mHistoryList);
}
};
static jfieldID gFrameField;
#define GET_NATIVE_FRAME(env, obj) ((WebCore::Frame*)env->GetIntField(obj, gFrameField))
#define SET_NATIVE_FRAME(env, obj, frame) (env->SetIntField(obj, gFrameField, frame))
// ----------------------------------------------------------------------------
WebFrame::WebFrame(JNIEnv* env, jobject obj, jobject historyList, WebCore::Page* page)
: mPage(page)
{
jclass clazz = env->GetObjectClass(obj);
mJavaFrame = new JavaBrowserFrame;
mJavaFrame->mObj = adoptGlobalRef(env, obj);
mJavaFrame->mHistoryList = adoptGlobalRef(env, historyList);
mJavaFrame->mStartLoadingResource = env->GetMethodID(clazz, "startLoadingResource",
"(ILjava/lang/String;Ljava/lang/String;Ljava/util/HashMap;[BJIZ)Landroid/webkit/LoadListener;");
mJavaFrame->mLoadStarted = env->GetMethodID(clazz, "loadStarted",
"(Ljava/lang/String;Landroid/graphics/Bitmap;IZ)V");
mJavaFrame->mTransitionToCommitted = env->GetMethodID(clazz, "transitionToCommitted",
"(IZ)V");
mJavaFrame->mLoadFinished = env->GetMethodID(clazz, "loadFinished",
"(Ljava/lang/String;IZ)V");
mJavaFrame->mReportError = env->GetMethodID(clazz, "reportError",
"(ILjava/lang/String;Ljava/lang/String;)V");
mJavaFrame->mSetTitle = env->GetMethodID(clazz, "setTitle",
"(Ljava/lang/String;)V");
mJavaFrame->mWindowObjectCleared = env->GetMethodID(clazz, "windowObjectCleared",
"(I)V");
mJavaFrame->mSetProgress = env->GetMethodID(clazz, "setProgress",
"(I)V");
mJavaFrame->mDidReceiveIcon = env->GetMethodID(clazz, "didReceiveIcon",
"(Landroid/graphics/Bitmap;)V");
mJavaFrame->mDidReceiveTouchIconUrl = env->GetMethodID(clazz, "didReceiveTouchIconUrl",
"(Ljava/lang/String;Z)V");
mJavaFrame->mUpdateVisitedHistory = env->GetMethodID(clazz, "updateVisitedHistory",
"(Ljava/lang/String;Z)V");
mJavaFrame->mHandleUrl = env->GetMethodID(clazz, "handleUrl",
"(Ljava/lang/String;)Z");
mJavaFrame->mCreateWindow = env->GetMethodID(clazz, "createWindow",
"(ZZ)Landroid/webkit/BrowserFrame;");
mJavaFrame->mCloseWindow = env->GetMethodID(clazz, "closeWindow",
"(Landroid/webkit/WebViewCore;)V");
mJavaFrame->mDecidePolicyForFormResubmission = env->GetMethodID(clazz,
"decidePolicyForFormResubmission", "(I)V");
mJavaFrame->mRequestFocus = env->GetMethodID(clazz, "requestFocus",
"()V");
mJavaFrame->mGetRawResFilename = env->GetMethodID(clazz, "getRawResFilename",
"(I)Ljava/lang/String;");
mJavaFrame->mDensity = env->GetMethodID(clazz, "density","()F");
mJavaFrame->mGetFileSize = env->GetMethodID(clazz, "getFileSize", "(Ljava/lang/String;)I");
mJavaFrame->mGetFile = env->GetMethodID(clazz, "getFile", "(Ljava/lang/String;[BII)I");
LOG_ASSERT(mJavaFrame->mStartLoadingResource, "Could not find method startLoadingResource");
LOG_ASSERT(mJavaFrame->mLoadStarted, "Could not find method loadStarted");
LOG_ASSERT(mJavaFrame->mTransitionToCommitted, "Could not find method transitionToCommitted");
LOG_ASSERT(mJavaFrame->mLoadFinished, "Could not find method loadFinished");
LOG_ASSERT(mJavaFrame->mReportError, "Could not find method reportError");
LOG_ASSERT(mJavaFrame->mSetTitle, "Could not find method setTitle");
LOG_ASSERT(mJavaFrame->mWindowObjectCleared, "Could not find method windowObjectCleared");
LOG_ASSERT(mJavaFrame->mSetProgress, "Could not find method setProgress");
LOG_ASSERT(mJavaFrame->mDidReceiveIcon, "Could not find method didReceiveIcon");
LOG_ASSERT(mJavaFrame->mDidReceiveTouchIconUrl, "Could not find method didReceiveTouchIconUrl");
LOG_ASSERT(mJavaFrame->mUpdateVisitedHistory, "Could not find method updateVisitedHistory");
LOG_ASSERT(mJavaFrame->mHandleUrl, "Could not find method handleUrl");
LOG_ASSERT(mJavaFrame->mCreateWindow, "Could not find method createWindow");
LOG_ASSERT(mJavaFrame->mCloseWindow, "Could not find method closeWindow");
LOG_ASSERT(mJavaFrame->mDecidePolicyForFormResubmission, "Could not find method decidePolicyForFormResubmission");
LOG_ASSERT(mJavaFrame->mRequestFocus, "Could not find method requestFocus");
LOG_ASSERT(mJavaFrame->mGetRawResFilename, "Could not find method getRawResFilename");
LOG_ASSERT(mJavaFrame->mDensity, "Could not find method density");
LOG_ASSERT(mJavaFrame->mGetFileSize, "Could not find method getFileSize");
LOG_ASSERT(mJavaFrame->mGetFile, "Could not find method getFile");
mUserAgent = WebCore::String();
mUserInitiatedClick = false;
}
WebFrame::~WebFrame()
{
if (mJavaFrame->mObj) {
JNIEnv* env = JSC::Bindings::getJNIEnv();
env->DeleteGlobalRef(mJavaFrame->mObj);
env->DeleteGlobalRef(mJavaFrame->mHistoryList);
mJavaFrame->mObj = 0;
}
delete mJavaFrame;
}
WebFrame* WebFrame::getWebFrame(const WebCore::Frame* frame)
{
FrameLoaderClientAndroid* client =
static_cast<FrameLoaderClientAndroid*> (frame->loader()->client());
return client->webFrame();
}
static jobject createJavaMapFromHTTPHeaders(JNIEnv* env, const WebCore::HTTPHeaderMap& map)
{
jclass mapClass = env->FindClass("java/util/HashMap");
LOG_ASSERT(mapClass, "Could not find HashMap class!");
jmethodID init = env->GetMethodID(mapClass, "<init>", "(I)V");
LOG_ASSERT(init, "Could not find constructor for HashMap");
jobject hashMap = env->NewObject(mapClass, init, map.size());
LOG_ASSERT(hashMap, "Could not create a new HashMap");
jmethodID put = env->GetMethodID(mapClass, "put",
"(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;");
LOG_ASSERT(put, "Could not find put method on HashMap");
WebCore::HTTPHeaderMap::const_iterator end = map.end();
for (WebCore::HTTPHeaderMap::const_iterator i = map.begin(); i != end; ++i) {
if (i->first.length() == 0 || i->second.length() == 0)
continue;
jstring key = env->NewString((unsigned short *)i->first.characters(), i->first.length());
jstring val = env->NewString((unsigned short *)i->second.characters(), i->second.length());
if (key && val) {
env->CallObjectMethod(hashMap, put, key, val);
env->DeleteLocalRef(key);
env->DeleteLocalRef(val);
}
}
env->DeleteLocalRef(mapClass);
return hashMap;
}
// In WebViewCore.java, we artificially append the filename to the URI so that
// webkit treats the actual display name of the file as the filename, rather
// than the last segment of the URI (which will simply be a number). When we
// pass the URI up to BrowserFrame, we no longer need the appended name (in fact
// it causes problems), so remove it here.
// FIXME: If we rewrite pathGetFileName (the current version is in
// FileSystemPOSIX), we can get the filename that way rather than appending it.
static jstring uriFromUriFileName(JNIEnv* env, const WebCore::String& name)
{
const WebCore::String fileName = name.left(name.reverseFind('/'));
return env->NewString(fileName.characters(), fileName.length());
}
// This class stores the URI and the size of each file for upload. The URI is
// stored so we do not have to create it again. The size is stored so we can
// compare the actual size of the file with the stated size. If the actual size
// is larger, we will not copy it, since we will not have enough space in our
// buffer.
class FileInfo {
public:
FileInfo(JNIEnv* env, const WebCore::String& name) {
m_uri = uriFromUriFileName(env, name);
checkException(env);
m_size = 0;
m_env = env;
}
~FileInfo() {
m_env->DeleteLocalRef(m_uri);
}
int getSize() { return m_size; }
jstring getUri() { return m_uri; }
void setSize(int size) { m_size = size; }
private:
// This is only a pointer to the JNIEnv* returned by
// JSC::Bindings::getJNIEnv(). Used to delete the jstring when finished.
JNIEnv* m_env;
jstring m_uri;
int m_size;
};
WebCoreResourceLoader*
WebFrame::startLoadingResource(WebCore::ResourceHandle* loader,
const WebCore::ResourceRequest& request,
bool synchronous)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::JavaCallbackTimeCounter);
#endif
LOGV("::WebCore:: startLoadingResource(%p, %s)",
loader, request.url().string().latin1().data());
WebCore::String method = request.httpMethod();
WebCore::HTTPHeaderMap headers = request.httpHeaderFields();
JNIEnv* env = JSC::Bindings::getJNIEnv();
AutoJObject obj = mJavaFrame->frame(env);
if (!obj.get())
return 0;
WebCore::String urlStr = request.url().string();
int colon = urlStr.find(':');
bool allLower = true;
for (int index = 0; index < colon; index++) {
UChar ch = urlStr[index];
if (!WTF::isASCIIAlpha(ch))
break;
allLower &= WTF::isASCIILower(ch);
if (index == colon - 1 && !allLower) {
urlStr = urlStr.substring(0, colon).lower()
+ urlStr.substring(colon);
}
}
LOGV("%s lower=%s", __FUNCTION__, urlStr.latin1().data());
jstring jUrlStr = env->NewString(urlStr.characters(), urlStr.length());
jstring jMethodStr = NULL;
if (!method.isEmpty())
jMethodStr = env->NewString(method.characters(), method.length());
jbyteArray jPostDataStr = NULL;
WebCore::FormData* formdata = request.httpBody();
if (formdata) {
// We can use the formdata->flatten() but it will result in two
// memcpys, first through loading up the vector with the form data
// then another to copy it out of the vector and into the java byte
// array. Instead, we copy the form data ourselves below saving a
// memcpy.
const WTF::Vector<WebCore::FormDataElement>& elements =
formdata->elements();
// Sizing pass
int size = 0;
size_t n = elements.size();
FileInfo** fileinfos = new FileInfo*[n];
for (size_t i = 0; i < n; ++i) {
fileinfos[i] = 0;
const WebCore::FormDataElement& e = elements[i];
if (e.m_type == WebCore::FormDataElement::data) {
size += e.m_data.size();
} else if (e.m_type == WebCore::FormDataElement::encodedFile) {
fileinfos[i] = new FileInfo(env, e.m_filename);
int delta = env->CallIntMethod(obj.get(),
mJavaFrame->mGetFileSize, fileinfos[i]->getUri());
checkException(env);
fileinfos[i]->setSize(delta);
size += delta;
}
}
// Only create the byte array if there is POST data to pass up.
// The Java code is expecting null if there is no data.
if (size > 0) {
// Copy the actual form data.
jPostDataStr = env->NewByteArray(size);
if (jPostDataStr) {
// Write the form data to the java array.
jbyte* bytes = env->GetByteArrayElements(jPostDataStr, NULL);
int offset = 0;
for (size_t i = 0; i < n; ++i) {
const WebCore::FormDataElement& e = elements[i];
if (e.m_type == WebCore::FormDataElement::data) {
int delta = e.m_data.size();
memcpy(bytes + offset, e.m_data.data(), delta);
offset += delta;
} else if (e.m_type
== WebCore::FormDataElement::encodedFile) {
int delta = env->CallIntMethod(obj.get(),
mJavaFrame->mGetFile, fileinfos[i]->getUri(),
jPostDataStr, offset, fileinfos[i]->getSize());
checkException(env);
offset += delta;
}
}
env->ReleaseByteArrayElements(jPostDataStr, bytes, 0);
}
}
delete[] fileinfos;
}
jobject jHeaderMap = createJavaMapFromHTTPHeaders(env, headers);
// Convert the WebCore Cache Policy to a WebView Cache Policy.
int cacheMode = 0; // WebView.LOAD_NORMAL
switch (request.cachePolicy()) {
case WebCore::ReloadIgnoringCacheData:
cacheMode = 2; // WebView.LOAD_NO_CACHE
break;
case WebCore::ReturnCacheDataDontLoad:
cacheMode = 3; // WebView.LOAD_CACHE_ONLY
break;
case WebCore::ReturnCacheDataElseLoad:
cacheMode = 1; // WebView.LOAD_CACHE_ELSE_NETWORK
break;
case WebCore::UseProtocolCachePolicy:
default:
break;
}
LOGV("::WebCore:: startLoadingResource %s with cacheMode %d", urlStr.ascii().data(), cacheMode);
jobject jLoadListener =
env->CallObjectMethod(obj.get(), mJavaFrame->mStartLoadingResource,
(int)loader, jUrlStr, jMethodStr, jHeaderMap,
jPostDataStr, formdata ? formdata->identifier(): 0,
cacheMode, synchronous);
env->DeleteLocalRef(jUrlStr);
env->DeleteLocalRef(jMethodStr);
env->DeleteLocalRef(jPostDataStr);
env->DeleteLocalRef(jHeaderMap);
if (checkException(env))
return NULL;
WebCoreResourceLoader* h = NULL;
if (jLoadListener)
h = new WebCoreResourceLoader(env, jLoadListener);
env->DeleteLocalRef(jLoadListener);
return h;
}
void
WebFrame::reportError(int errorCode, const WebCore::String& description,
const WebCore::String& failingUrl)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::JavaCallbackTimeCounter);
#endif
LOGV("::WebCore:: reportError(%d, %s)", errorCode, description.ascii().data());
JNIEnv* env = JSC::Bindings::getJNIEnv();
AutoJObject obj = mJavaFrame->frame(env);
if (!obj.get())
return;
jstring descStr = env->NewString((unsigned short*)description.characters(), description.length());
jstring failUrl = env->NewString((unsigned short*)failingUrl.characters(), failingUrl.length());
env->CallVoidMethod(obj.get(), mJavaFrame->mReportError, errorCode, descStr, failUrl);
env->DeleteLocalRef(descStr);
env->DeleteLocalRef(failUrl);
}
void
WebFrame::loadStarted(WebCore::Frame* frame)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::JavaCallbackTimeCounter);
#endif
const WebCore::KURL& url = frame->loader()->activeDocumentLoader()->url();
if (url.isEmpty())
return;
LOGV("::WebCore:: loadStarted %s", url.string().ascii().data());
bool isMainFrame = (!frame->tree() || !frame->tree()->parent());
WebCore::FrameLoadType loadType = frame->loader()->loadType();
if (loadType == WebCore::FrameLoadTypeReplace ||
loadType == WebCore::FrameLoadTypeSame ||
(loadType == WebCore::FrameLoadTypeRedirectWithLockedBackForwardList &&
!isMainFrame))
return;
JNIEnv* env = JSC::Bindings::getJNIEnv();
AutoJObject obj = mJavaFrame->frame(env);
if (!obj.get())
return;
WebCore::String urlString(url.string());
// If this is the main frame and we already have a favicon in the database,
// send it along with the page started notification.
jobject favicon = NULL;
if (isMainFrame) {
WebCore::Image* icon = WebCore::iconDatabase()->iconForPageURL(urlString, WebCore::IntSize(16, 16));
if (icon)
favicon = webcoreImageToJavaBitmap(env, icon);
LOGV("favicons", "Starting load with icon %p for %s", icon, url.string().utf8().data());
}
jstring urlStr = env->NewString((unsigned short*)urlString.characters(), urlString.length());
env->CallVoidMethod(obj.get(), mJavaFrame->mLoadStarted, urlStr, favicon,
(int)loadType, isMainFrame);
checkException(env);
env->DeleteLocalRef(urlStr);
if (favicon)
env->DeleteLocalRef(favicon);
// Inform the client that the main frame has started a new load.
if (isMainFrame && mPage) {
Chrome* chrome = mPage->chrome();
if (chrome) {
ChromeClientAndroid* client = static_cast<ChromeClientAndroid*>(chrome->client());
if (client)
client->onMainFrameLoadStarted();
}
}
}
void
WebFrame::transitionToCommitted(WebCore::Frame* frame)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::JavaCallbackTimeCounter);
#endif
JNIEnv* env = JSC::Bindings::getJNIEnv();
AutoJObject obj = mJavaFrame->frame(env);
if (!obj.get())
return;
WebCore::FrameLoadType loadType = frame->loader()->loadType();
bool isMainFrame = (!frame->tree() || !frame->tree()->parent());
env->CallVoidMethod(obj.get(), mJavaFrame->mTransitionToCommitted,
(int)loadType, isMainFrame);
checkException(env);
}
void
WebFrame::didFinishLoad(WebCore::Frame* frame)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::JavaCallbackTimeCounter);
#endif
JNIEnv* env = JSC::Bindings::getJNIEnv();
AutoJObject obj = mJavaFrame->frame(env);
if (!obj.get())
return;
WebCore::FrameLoader* loader = frame->loader();
const WebCore::KURL& url = loader->activeDocumentLoader()->url();
if (url.isEmpty())
return;
LOGV("::WebCore:: didFinishLoad %s", url.string().ascii().data());
bool isMainFrame = (!frame->tree() || !frame->tree()->parent());
WebCore::FrameLoadType loadType = loader->loadType();
WebCore::String urlString(url.string());
jstring urlStr = env->NewString((unsigned short*)urlString.characters(), urlString.length());
env->CallVoidMethod(obj.get(), mJavaFrame->mLoadFinished, urlStr,
(int)loadType, isMainFrame);
checkException(env);
env->DeleteLocalRef(urlStr);
}
void
WebFrame::addHistoryItem(WebCore::HistoryItem* item)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::JavaCallbackTimeCounter);
#endif
LOGV("::WebCore:: addHistoryItem");
JNIEnv* env = JSC::Bindings::getJNIEnv();
WebHistory::AddItem(mJavaFrame->history(env), item);
}
void
WebFrame::removeHistoryItem(int index)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::JavaCallbackTimeCounter);
#endif
LOGV("::WebCore:: removeHistoryItem at %d", index);
JNIEnv* env = JSC::Bindings::getJNIEnv();
WebHistory::RemoveItem(mJavaFrame->history(env), index);
}
void
WebFrame::updateHistoryIndex(int newIndex)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::JavaCallbackTimeCounter);
#endif
LOGV("::WebCore:: updateHistoryIndex to %d", newIndex);
JNIEnv* env = JSC::Bindings::getJNIEnv();
WebHistory::UpdateHistoryIndex(mJavaFrame->history(env), newIndex);
}
void
WebFrame::setTitle(const WebCore::String& title)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::JavaCallbackTimeCounter);
#endif
#ifndef NDEBUG
LOGV("setTitle(%s)", title.ascii().data());
#endif
JNIEnv* env = JSC::Bindings::getJNIEnv();
AutoJObject obj = mJavaFrame->frame(env);
if (!obj.get())
return;
jstring jTitleStr = env->NewString((unsigned short *)title.characters(), title.length());
env->CallVoidMethod(obj.get(), mJavaFrame->mSetTitle,
jTitleStr);
checkException(env);
env->DeleteLocalRef(jTitleStr);
}
void
WebFrame::windowObjectCleared(WebCore::Frame* frame)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::JavaCallbackTimeCounter);
#endif
LOGV("::WebCore:: windowObjectCleared");
JNIEnv* env = JSC::Bindings::getJNIEnv();
AutoJObject obj = mJavaFrame->frame(env);
if (!obj.get())
return;
env->CallVoidMethod(obj.get(), mJavaFrame->mWindowObjectCleared, (int)frame);
checkException(env);
}
void
WebFrame::setProgress(float newProgress)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::JavaCallbackTimeCounter);
#endif
JNIEnv* env = JSC::Bindings::getJNIEnv();
AutoJObject obj = mJavaFrame->frame(env);
if (!obj.get())
return;
int progress = (int) (100 * newProgress);
env->CallVoidMethod(obj.get(), mJavaFrame->mSetProgress, progress);
checkException(env);
}
const WebCore::String
WebFrame::userAgentForURL(const WebCore::KURL* url)
{
return mUserAgent;
}
void
WebFrame::didReceiveIcon(WebCore::Image* icon)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::JavaCallbackTimeCounter);
#endif
LOG_ASSERT(icon, "DidReceiveIcon called without an image!");
JNIEnv* env = JSC::Bindings::getJNIEnv();
AutoJObject obj = mJavaFrame->frame(env);
if (!obj.get())
return;
jobject bitmap = webcoreImageToJavaBitmap(env, icon);
if (!bitmap)
return;
env->CallVoidMethod(obj.get(), mJavaFrame->mDidReceiveIcon, bitmap);
env->DeleteLocalRef(bitmap);
checkException(env);
}
void
WebFrame::didReceiveTouchIconURL(const WebCore::String& url, bool precomposed)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::JavaCallbackTimeCounter);
#endif
JNIEnv* env = JSC::Bindings::getJNIEnv();
AutoJObject obj = mJavaFrame->frame(env);
if (!obj.get())
return;
jstring jUrlStr = env->NewString((unsigned short*)url.characters(),
url.length());
env->CallVoidMethod(obj.get(),
mJavaFrame->mDidReceiveTouchIconUrl, jUrlStr, precomposed);
checkException(env);
}
void
WebFrame::updateVisitedHistory(const WebCore::KURL& url, bool reload)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::JavaCallbackTimeCounter);
#endif
WebCore::String urlStr(url.string());
JNIEnv* env = JSC::Bindings::getJNIEnv();
AutoJObject obj = mJavaFrame->frame(env);
if (!obj.get())
return;
jstring jUrlStr = env->NewString((unsigned short*)urlStr.characters(), urlStr.length());
env->CallVoidMethod(obj.get(), mJavaFrame->mUpdateVisitedHistory, jUrlStr, reload);
checkException(env);
}
bool
WebFrame::canHandleRequest(const WebCore::ResourceRequest& request)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::JavaCallbackTimeCounter);
#endif
// always handle "POST" in place
if (equalIgnoringCase(request.httpMethod(), "POST"))
return true;
WebCore::KURL requestUrl = request.url();
if (!mUserInitiatedClick && !request.getUserGesture() &&
(requestUrl.protocolIs("http") || requestUrl.protocolIs("https") ||
requestUrl.protocolIs("file") || requestUrl.protocolIs("about") ||
WebCore::protocolIsJavaScript(requestUrl.string())))
return true;
WebCore::String url(request.url().string());
// Empty urls should not be sent to java
if (url.isEmpty())
return true;
JNIEnv* env = JSC::Bindings::getJNIEnv();
AutoJObject obj = mJavaFrame->frame(env);
if (!obj.get())
return true;
jstring jUrlStr = env->NewString((unsigned short *)url.characters(), url.length());
// check to see whether browser app wants to hijack url loading.
// if browser app handles the url, we will return false to bail out WebCore loading
jboolean ret = env->CallBooleanMethod(obj.get(), mJavaFrame->mHandleUrl, jUrlStr);
checkException(env);
return (ret == 0);
}
WebCore::Frame*
WebFrame::createWindow(bool dialog, bool userGesture)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::JavaCallbackTimeCounter);
#endif
JNIEnv* env = JSC::Bindings::getJNIEnv();
AutoJObject obj = mJavaFrame->frame(env);
if (!obj.get())
return NULL;
jobject jobj = env->CallObjectMethod(obj.get(),
mJavaFrame->mCreateWindow, dialog, userGesture);
if (jobj) {
WebCore::Frame* frame = GET_NATIVE_FRAME(env, jobj);
return frame;
}
return NULL;
}
void
WebFrame::requestFocus() const
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::JavaCallbackTimeCounter);
#endif
JNIEnv* env = JSC::Bindings::getJNIEnv();
AutoJObject obj = mJavaFrame->frame(env);
if (!obj.get())
return;
env->CallVoidMethod(obj.get(), mJavaFrame->mRequestFocus);
checkException(env);
}
void
WebFrame::closeWindow(WebViewCore* webViewCore)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::JavaCallbackTimeCounter);
#endif
assert(webViewCore);
JNIEnv* env = JSC::Bindings::getJNIEnv();
AutoJObject obj = mJavaFrame->frame(env);
if (!obj.get())
return;
env->CallVoidMethod(obj.get(), mJavaFrame->mCloseWindow,
webViewCore->getJavaObject().get());
}
struct PolicyFunctionWrapper {
WebCore::FramePolicyFunction func;
};
void
WebFrame::decidePolicyForFormResubmission(WebCore::FramePolicyFunction func)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::JavaCallbackTimeCounter);
#endif
JNIEnv* env = JSC::Bindings::getJNIEnv();
AutoJObject obj = mJavaFrame->frame(env);
if (!obj.get())
return;
PolicyFunctionWrapper* p = new PolicyFunctionWrapper;
p->func = func;
env->CallVoidMethod(obj.get(), mJavaFrame->mDecidePolicyForFormResubmission, p);
}
WebCore::String
WebFrame::getRawResourceFilename(RAW_RES_ID id) const
{
JNIEnv* env = JSC::Bindings::getJNIEnv();
AutoJObject obj = mJavaFrame->frame(env);
if (!obj.get())
return WebCore::String();
jstring ret = (jstring) env->CallObjectMethod(obj.get(),
mJavaFrame->mGetRawResFilename, (int)id);
return to_string(env, ret);
}
float
WebFrame::density() const
{
JNIEnv* env = JSC::Bindings::getJNIEnv();
AutoJObject obj = mJavaFrame->frame(env);
if (!obj.get())
return 1.0;
jfloat dpi = env->CallFloatMethod(obj.get(), mJavaFrame->mDensity);
checkException(env);
return dpi;
}
// ----------------------------------------------------------------------------
static void CallPolicyFunction(JNIEnv* env, jobject obj, jint func, jint decision)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::NativeCallbackTimeCounter);
#endif
WebCore::Frame* pFrame = GET_NATIVE_FRAME(env, obj);
LOG_ASSERT(pFrame, "nativeCallPolicyFunction must take a valid frame pointer!");
PolicyFunctionWrapper* pFunc = (PolicyFunctionWrapper*)func;
LOG_ASSERT(pFunc, "nativeCallPolicyFunction must take a valid function pointer!");
// If we are resending the form then we should reset the multiple submission protection.
if (decision == WebCore::PolicyUse)
pFrame->loader()->resetMultipleFormSubmissionProtection();
(pFrame->loader()->policyChecker()->*(pFunc->func))((WebCore::PolicyAction)decision);
}
static void CreateFrame(JNIEnv* env, jobject obj, jobject javaview, jobject jAssetManager, jobject historyList)
{
ScriptController::initializeThreading();
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::NativeCallbackTimeCounter);
#endif
ChromeClientAndroid* chromeC = new ChromeClientAndroid;
EditorClientAndroid* editorC = new EditorClientAndroid;
WebCore::ContextMenuClient* contextMenuC = new ContextMenuClientAndroid;
WebCore::DragClient* dragC = new DragClientAndroid;
InspectorClientAndroid* inspectorC = new InspectorClientAndroid;
// Create a new page
WebCore::Page* page = new WebCore::Page(chromeC, contextMenuC, editorC, dragC, inspectorC, 0);
// css files without explicit MIMETYPE is treated as generic text files in
// the Java side. So we can't enforce CSS MIMETYPE.
page->settings()->setEnforceCSSMIMETypeInStrictMode(false);
/* TODO: Don't turn on PageCache until we can restore the ScrollView State.
* This caused bug http://b/issue?id=1202983
page->settings()->setUsesPageCache(true);
// 10 is a random number chosen because it is small enough to give the user
// a good back/forward page cache without allowing the page cache to get too
// big.
WebCore::pageCache()->setCapacity(10);
*/
editorC->setPage(page);
page->setGroupName("android.webkit");
// Create a WebFrame to access the Java BrowserFrame associated with this page
WebFrame* webFrame = new WebFrame(env, obj, historyList, page);
// Attach webFrame to chromeC and release our ownership
chromeC->setWebFrame(webFrame);
Release(webFrame);
FrameLoaderClientAndroid* loaderC = new FrameLoaderClientAndroid(webFrame);
// Create a Frame and the page holds its reference
WebCore::Frame* frame = WebCore::Frame::create(page, NULL, loaderC).get();
loaderC->setFrame(frame);
#if ENABLE(WDS)
WDS::server()->addFrame(frame);
#endif
// Create a WebViewCore to access the Java WebViewCore associated with this page
WebViewCore* webViewCore = new WebViewCore(env, javaview, frame);
// Create a FrameView
RefPtr<WebCore::FrameView> frameView = WebCore::FrameView::create(frame);
// Create a WebFrameView
WebFrameView* webFrameView = new WebFrameView(frameView.get(), webViewCore);
// As webFrameView Retains webViewCore, release our ownership
Release(webViewCore);
// As frameView Retains webFrameView, release our ownership
Release(webFrameView);
// Attach the frameView to the frame and release our ownership
frame->setView(frameView);
// Set the frame to active to turn on keyboard focus.
frame->init();
frame->selection()->setFocused(true);
// Allow local access to file:/// and substitute data
WebCore::SecurityOrigin::setLocalLoadPolicy(
WebCore::SecurityOrigin::AllowLocalLoadsForLocalAndSubstituteData);
LOGV("::WebCore:: createFrame %p", frame);
// Set the mNativeFrame field in Frame
SET_NATIVE_FRAME(env, obj, (int)frame);
String directory = webFrame->getRawResourceFilename(WebFrame::DRAWABLEDIR);
if (directory.isEmpty())
LOGE("Can't find the drawable directory");
else {
// Setup the asset manager.
AssetManager* am = assetManagerForJavaObject(env, jAssetManager);
// Initialize our skinning classes
WebCore::RenderSkinAndroid::Init(am, directory);
}
}
static void DestroyFrame(JNIEnv* env, jobject obj)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::NativeCallbackTimeCounter);
#endif
WebCore::Frame* pFrame = GET_NATIVE_FRAME(env, obj);
LOG_ASSERT(pFrame, "nativeDestroyFrame must take a valid frame pointer!");
LOGV("::WebCore:: deleting frame %p", pFrame);
WebCore::FrameView* view = pFrame->view();
view->ref();
// detachFromParent will cause the page to be closed.
WebCore::FrameLoader* fl = pFrame->loader();
// retain a pointer because detachFromParent will set the page to null.
WebCore::Page* page = pFrame->page();
if (fl)
fl->detachFromParent();
delete page;
view->deref();
SET_NATIVE_FRAME(env, obj, 0);
#if ENABLE(WDS)
WDS::server()->removeFrame(pFrame);
#endif
}
static void LoadUrl(JNIEnv *env, jobject obj, jstring url)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::NativeCallbackTimeCounter);
#endif
WebCore::Frame* pFrame = GET_NATIVE_FRAME(env, obj);
LOG_ASSERT(pFrame, "nativeLoadUrl must take a valid frame pointer!");
WebCore::String webcoreUrl = to_string(env, url);
WebCore::KURL kurl(WebCore::KURL(), webcoreUrl);
WebCore::ResourceRequest request(kurl);
LOGV("LoadUrl %s", kurl.string().latin1().data());
pFrame->loader()->load(request, false);
}
static void PostUrl(JNIEnv *env, jobject obj, jstring url, jbyteArray postData)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::NativeCallbackTimeCounter);
#endif
WebCore::Frame* pFrame = GET_NATIVE_FRAME(env, obj);
LOG_ASSERT(pFrame, "nativePostUrl must take a valid frame pointer!");
WebCore::KURL kurl(WebCore::KURL(), to_string(env, url));
WebCore::ResourceRequest request(kurl);
request.setHTTPMethod("POST");
request.setHTTPContentType("application/x-www-form-urlencoded");
if (postData) {
jsize size = env->GetArrayLength(postData);
jbyte* bytes = env->GetByteArrayElements(postData, NULL);
RefPtr<FormData> formData = FormData::create((const void*)bytes, size);
// the identifier uses the same logic as generateFormDataIdentifier() in
// HTMLFormElement.cpp
formData->setIdentifier(static_cast<int64_t>(WTF::currentTime() * 1000000.0));
request.setHTTPBody(formData);
env->ReleaseByteArrayElements(postData, bytes, 0);
}
LOGV("PostUrl %s", kurl.string().latin1().data());
WebCore::FrameLoadRequest frameRequest(request);
pFrame->loader()->loadFrameRequest(frameRequest, false, false, 0, 0, WebCore::SendReferrer);
}
static void LoadData(JNIEnv *env, jobject obj, jstring baseUrl, jstring data,
jstring mimeType, jstring encoding, jstring failUrl)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::NativeCallbackTimeCounter);
#endif
WebCore::Frame* pFrame = GET_NATIVE_FRAME(env, obj);
LOG_ASSERT(pFrame, "nativeLoadData must take a valid frame pointer!");
// Setup the resource request
WebCore::ResourceRequest request(to_string(env, baseUrl));
// Setup the substituteData
const char* dataStr = env->GetStringUTFChars(data, NULL);
WTF::PassRefPtr<WebCore::SharedBuffer> sharedBuffer =
WebCore::SharedBuffer::create();
LOG_ASSERT(dataStr, "nativeLoadData has a null data string.");
sharedBuffer->append(dataStr, strlen(dataStr));
env->ReleaseStringUTFChars(data, dataStr);
WebCore::SubstituteData substituteData(sharedBuffer,
to_string(env, mimeType), to_string(env, encoding),
WebCore::KURL(ParsedURLString, to_string(env, failUrl)));
// Perform the load
pFrame->loader()->load(request, substituteData, false);
}
static void StopLoading(JNIEnv *env, jobject obj)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::NativeCallbackTimeCounter);
#endif
WebCore::Frame* pFrame = GET_NATIVE_FRAME(env, obj);
LOG_ASSERT(pFrame, "nativeStopLoading must take a valid frame pointer!");
LOGV("::WebCore:: stopLoading %p", pFrame);
// Stop loading the page and do not send an unload event
pFrame->loader()->stopForUserCancel();
}
static jstring ExternalRepresentation(JNIEnv *env, jobject obj)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::NativeCallbackTimeCounter);
#endif
WebCore::Frame* pFrame = GET_NATIVE_FRAME(env, obj);
LOG_ASSERT(pFrame, "android_webcore_nativeExternalRepresentation must take a valid frame pointer!");
// Request external representation of the render tree
WebCore::String renderDump = WebCore::externalRepresentation(pFrame->contentRenderer());
unsigned len = renderDump.length();
if (!len)
return NULL;
return env->NewString(renderDump.characters(), len);
}
static jstring DocumentAsText(JNIEnv *env, jobject obj)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::NativeCallbackTimeCounter);
#endif
WebCore::Frame* pFrame = GET_NATIVE_FRAME(env, obj);
LOG_ASSERT(pFrame, "android_webcore_nativeDocumentAsText must take a valid frame pointer!");
WebCore::Element *documentElement = pFrame->document()->documentElement();
if (!documentElement)
return NULL;
WebCore::String renderDump = ((WebCore::HTMLElement*)documentElement)->innerText();
renderDump.append("\n");
unsigned len = renderDump.length();
if (!len)
return NULL;
return env->NewString((unsigned short*)renderDump.characters(), len);
}
static void Reload(JNIEnv *env, jobject obj, jboolean allowStale)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::NativeCallbackTimeCounter);
#endif
WebCore::Frame* pFrame = GET_NATIVE_FRAME(env, obj);
LOG_ASSERT(pFrame, "nativeReload must take a valid frame pointer!");
WebCore::FrameLoader* loader = pFrame->loader();
if (allowStale) {
// load the current page with FrameLoadTypeIndexedBackForward so that it
// will use cache when it is possible
WebCore::Page* page = pFrame->page();
WebCore::HistoryItem* item = page->backForwardList()->currentItem();
if (item)
page->goToItem(item, FrameLoadTypeIndexedBackForward);
} else
loader->reload(true);
}
static void GoBackOrForward(JNIEnv *env, jobject obj, jint pos)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::NativeCallbackTimeCounter);
#endif
WebCore::Frame* pFrame = GET_NATIVE_FRAME(env, obj);
LOG_ASSERT(pFrame, "nativeGoBackOrForward must take a valid frame pointer!");
if (pos == 1)
pFrame->page()->goForward();
else if (pos == -1)
pFrame->page()->goBack();
else
pFrame->page()->goBackOrForward(pos);
}
static jobject StringByEvaluatingJavaScriptFromString(JNIEnv *env, jobject obj, jstring script)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::NativeCallbackTimeCounter);
#endif
WebCore::Frame* pFrame = GET_NATIVE_FRAME(env, obj);
LOG_ASSERT(pFrame, "stringByEvaluatingJavaScriptFromString must take a valid frame pointer!");
WebCore::ScriptValue value =
pFrame->script()->executeScript(to_string(env, script), true);
WebCore::String result = WebCore::String();
if (!value.getString(result))
return NULL;
unsigned len = result.length();
if (len == 0)
return NULL;
return env->NewString((unsigned short*)result.characters(), len);
}
#if USE(JSC)
// Wrap the JavaInstance used when binding custom javascript interfaces. Use a
// weak reference so that the gc can collect the WebView. Override virtualBegin
// and virtualEnd and swap the weak reference for the real object.
class WeakJavaInstance : public JSC::Bindings::JavaInstance {
public:
static PassRefPtr<WeakJavaInstance> create(jobject obj,
PassRefPtr<JSC::Bindings::RootObject> root) {
return adoptRef(new WeakJavaInstance(obj, root));
}
protected:
WeakJavaInstance(jobject instance, PassRefPtr<JSC::Bindings::RootObject> rootObject)
: JSC::Bindings::JavaInstance(instance, rootObject)
{
JNIEnv* env = JSC::Bindings::getJNIEnv();
// JavaInstance creates a global ref to instance in its constructor.
env->DeleteGlobalRef(_instance->_instance);
// Set the object to our WeakReference wrapper.
_instance->_instance = adoptGlobalRef(env, instance);
}
virtual void virtualBegin() {
_weakRef = _instance->_instance;
JNIEnv* env = JSC::Bindings::getJNIEnv();
// This is odd. getRealObject returns an AutoJObject which is used to
// cleanly create and delete a local reference. But, here we need to
// maintain the local reference across calls to virtualBegin() and
// virtualEnd(). So, release the local reference from the AutoJObject
// and delete the local reference in virtualEnd().
_realObject = getRealObject(env, _weakRef).release();
// Point to the real object
_instance->_instance = _realObject;
// Call the base class method
INHERITED::virtualBegin();
}
virtual void virtualEnd() {
// Call the base class method first to pop the local frame.
INHERITED::virtualEnd();
// Get rid of the local reference to the real object.
JSC::Bindings::getJNIEnv()->DeleteLocalRef(_realObject);
// Point back to the WeakReference.
_instance->_instance = _weakRef;
}
private:
typedef JSC::Bindings::JavaInstance INHERITED;
jobject _realObject;
jobject _weakRef;
};
#endif // USE(JSC)
static void AddJavascriptInterface(JNIEnv *env, jobject obj, jint nativeFramePointer,
jobject javascriptObj, jstring interfaceName)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::NativeCallbackTimeCounter);
#endif
WebCore::Frame* pFrame = 0;
if (nativeFramePointer == 0)
pFrame = GET_NATIVE_FRAME(env, obj);
else
pFrame = (WebCore::Frame*)nativeFramePointer;
LOG_ASSERT(pFrame, "nativeAddJavascriptInterface must take a valid frame pointer!");
JavaVM* vm;
env->GetJavaVM(&vm);
LOGV("::WebCore:: addJSInterface: %p", pFrame);
#if USE(JSC)
// Copied from qwebframe.cpp
JSC::JSLock lock(false);
WebCore::JSDOMWindow *window = WebCore::toJSDOMWindow(pFrame, mainThreadNormalWorld());
if (window) {
JSC::Bindings::RootObject *root = pFrame->script()->bindingRootObject();
JSC::Bindings::setJavaVM(vm);
// Add the binding to JS environment
JSC::ExecState* exec = window->globalExec();
JSC::JSObject *addedObject = WeakJavaInstance::create(javascriptObj,
root)->createRuntimeObject(exec);
const jchar* s = env->GetStringChars(interfaceName, NULL);
if (s) {
// Add the binding name to the window's table of child objects.
JSC::PutPropertySlot slot;
window->put(exec, JSC::Identifier(exec, (const UChar *)s,
env->GetStringLength(interfaceName)), addedObject, slot);
env->ReleaseStringChars(interfaceName, s);
checkException(env);
}
}
#endif // USE(JSC)
#if USE(V8)
if (pFrame) {
const char* name = JSC::Bindings::getCharactersFromJStringInEnv(env, interfaceName);
NPObject* obj = JSC::Bindings::JavaInstanceToNPObject(new JSC::Bindings::JavaInstance(javascriptObj));
pFrame->script()->bindToWindowObject(pFrame, name, obj);
// JavaInstanceToNPObject calls NPN_RetainObject on the
// returned one (see CreateV8ObjectForNPObject in V8NPObject.cpp).
// BindToWindowObject also increases obj's ref count and decrease
// the ref count when the object is not reachable from JavaScript
// side. Code here must release the reference count increased by
// JavaInstanceToNPObject.
// Note that while this function is declared in WebCore/bridge/npruntime.h, for V8 builds
// we use WebCore/bindings/v8/npruntime.cpp (rather than
// WebCore/bridge/npruntime.cpp), so the function is implemented there.
// TODO: Combine the two versions of these NPAPI files.
NPN_ReleaseObject(obj);
JSC::Bindings::releaseCharactersForJString(interfaceName, name);
}
#endif
}
static void SetCacheDisabled(JNIEnv *env, jobject obj, jboolean disabled)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::NativeCallbackTimeCounter);
#endif
WebCore::cache()->setDisabled(disabled);
}
static jboolean CacheDisabled(JNIEnv *env, jobject obj)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::NativeCallbackTimeCounter);
#endif
return WebCore::cache()->disabled();
}
static void ClearCache(JNIEnv *env, jobject obj)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::NativeCallbackTimeCounter);
#if USE(JSC)
JSC::JSLock lock(false);
JSC::Heap::Statistics jsHeapStatistics = WebCore::JSDOMWindow::commonJSGlobalData()->heap.statistics();
LOGD("About to gc and JavaScript heap size is %d and has %d bytes free",
jsHeapStatistics.size, jsHeapStatistics.free);
#endif // USE(JSC)
LOGD("About to clear cache and current cache has %d bytes live and %d bytes dead",
cache()->getLiveSize(), cache()->getDeadSize());
#endif // ANDROID_INSTRUMENT
if (!WebCore::cache()->disabled()) {
// Disabling the cache will remove all resources from the cache. They may
// still live on if they are referenced by some Web page though.
WebCore::cache()->setDisabled(true);
WebCore::cache()->setDisabled(false);
}
#if USE(JSC)
// force JavaScript to GC when clear cache
WebCore::gcController().garbageCollectSoon();
#elif USE(V8)
WebCore::Frame* pFrame = GET_NATIVE_FRAME(env, obj);
pFrame->script()->lowMemoryNotification();
#endif // USE(JSC)
}
static jboolean DocumentHasImages(JNIEnv *env, jobject obj)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::NativeCallbackTimeCounter);
#endif
WebCore::Frame* pFrame = GET_NATIVE_FRAME(env, obj);
LOG_ASSERT(pFrame, "DocumentHasImages must take a valid frame pointer!");
return pFrame->document()->images()->length() > 0;
}
static jboolean HasPasswordField(JNIEnv *env, jobject obj)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::NativeCallbackTimeCounter);
#endif
WebCore::Frame* pFrame = GET_NATIVE_FRAME(env, obj);
LOG_ASSERT(pFrame, "HasPasswordField must take a valid frame pointer!");
bool found = false;
WTF::PassRefPtr<WebCore::HTMLCollection> form = pFrame->document()->forms();
WebCore::Node* node = form->firstItem();
while (node && !found) {
WTF::Vector<WebCore::HTMLFormControlElement*> elements =
((WebCore::HTMLFormElement*)node)->formElements;
size_t size = elements.size();
for (size_t i = 0; i< size && !found; i++) {
WebCore::HTMLFormControlElement* e = elements[i];
if (e->hasLocalName(WebCore::HTMLNames::inputTag)) {
if (((WebCore::HTMLInputElement*)e)->inputType() ==
WebCore::HTMLInputElement::PASSWORD)
found = true;
}
}
node = form->nextItem();
}
return found;
}
static jobjectArray GetUsernamePassword(JNIEnv *env, jobject obj)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::NativeCallbackTimeCounter);
#endif
WebCore::Frame* pFrame = GET_NATIVE_FRAME(env, obj);
LOG_ASSERT(pFrame, "GetUsernamePassword must take a valid frame pointer!");
jobjectArray strArray = NULL;
WebCore::String username, password;
bool found = false;
WTF::PassRefPtr<WebCore::HTMLCollection> form = pFrame->document()->forms();
WebCore::Node* node = form->firstItem();
while (node && !found) {
WTF::Vector<WebCore::HTMLFormControlElement*> elements =
((WebCore::HTMLFormElement*)node)->formElements;
size_t size = elements.size();
for (size_t i = 0; i< size && !found; i++) {
WebCore::HTMLFormControlElement* e = elements[i];
if (e->hasLocalName(WebCore::HTMLNames::inputTag)) {
WebCore::HTMLInputElement* input = (WebCore::HTMLInputElement*)e;
if (input->autoComplete() == false)
continue;
if (input->inputType() == WebCore::HTMLInputElement::PASSWORD)
password = input->value();
else if (input->inputType() == WebCore::HTMLInputElement::TEXT)
username = input->value();
if (!username.isNull() && !password.isNull())
found = true;
}
}
node = form->nextItem();
}
if (found) {
jclass stringClass = env->FindClass("java/lang/String");
strArray = env->NewObjectArray(2, stringClass, NULL);
env->SetObjectArrayElement(strArray, 0, env->NewString((unsigned short *)
username.characters(), username.length()));
env->SetObjectArrayElement(strArray, 1, env->NewString((unsigned short *)
password.characters(), password.length()));
}
return strArray;
}
static void SetUsernamePassword(JNIEnv *env, jobject obj,
jstring username, jstring password)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::NativeCallbackTimeCounter);
#endif
WebCore::Frame* pFrame = GET_NATIVE_FRAME(env, obj);
LOG_ASSERT(pFrame, "SetUsernamePassword must take a valid frame pointer!");
WebCore::HTMLInputElement* usernameEle = NULL;
WebCore::HTMLInputElement* passwordEle = NULL;
bool found = false;
WTF::PassRefPtr<WebCore::HTMLCollection> form = pFrame->document()->forms();
WebCore::Node* node = form->firstItem();
while (node && !found) {
WTF::Vector<WebCore::HTMLFormControlElement*> elements =
((WebCore::HTMLFormElement*)node)->formElements;
size_t size = elements.size();
for (size_t i = 0; i< size && !found; i++) {
WebCore::HTMLFormControlElement* e = elements[i];
if (e->hasLocalName(WebCore::HTMLNames::inputTag)) {
WebCore::HTMLInputElement* input = (WebCore::HTMLInputElement*)e;
if (input->autoComplete() == false)
continue;
if (input->inputType() == WebCore::HTMLInputElement::PASSWORD)
passwordEle = input;
else if (input->inputType() == WebCore::HTMLInputElement::TEXT)
usernameEle = input;
if (usernameEle != NULL && passwordEle != NULL)
found = true;
}
}
node = form->nextItem();
}
if (found) {
usernameEle->setValue(to_string(env, username));
passwordEle->setValue(to_string(env, password));
}
}
static jobject GetFormTextData(JNIEnv *env, jobject obj)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::NativeCallbackTimeCounter);
#endif
WebCore::Frame* pFrame = GET_NATIVE_FRAME(env, obj);
LOG_ASSERT(pFrame, "GetFormTextData must take a valid frame pointer!");
jobject hashMap = NULL;
WTF::PassRefPtr<WebCore::HTMLCollection> collection = pFrame->document()->forms();
if (collection->length() > 0) {
jclass mapClass = env->FindClass("java/util/HashMap");
LOG_ASSERT(mapClass, "Could not find HashMap class!");
jmethodID init = env->GetMethodID(mapClass, "<init>", "(I)V");
LOG_ASSERT(init, "Could not find constructor for HashMap");
hashMap = env->NewObject(mapClass, init, 1);
LOG_ASSERT(hashMap, "Could not create a new HashMap");
jmethodID put = env->GetMethodID(mapClass, "put",
"(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;");
LOG_ASSERT(put, "Could not find put method on HashMap");
static const WebCore::AtomicString text("text");
static const WebCore::AtomicString off("off");
WebCore::HTMLFormElement* form;
WebCore::HTMLInputElement* input;
for (WebCore::Node* node = collection->firstItem(); node; node = collection->nextItem()) {
form = static_cast<WebCore::HTMLFormElement*>(node);
if (form->autoComplete()) {
WTF::Vector<WebCore::HTMLFormControlElement*> elements = form->formElements;
size_t size = elements.size();
for (size_t i = 0; i < size; i++) {
WebCore::HTMLFormControlElement* e = elements[i];
if (e->type() == text) {
if (e->hasAttribute(WebCore::HTMLNames::autocompleteAttr)) {
const WebCore::AtomicString& attr = e->getAttribute(WebCore::HTMLNames::autocompleteAttr);
if (attr == off)
continue;
}
input = (WebCore::HTMLInputElement*) e;
WebCore::String value = input->value();
int len = value.length();
if (len) {
const WebCore::AtomicString& name = input->name();
jstring key = env->NewString((jchar *)name.characters(), name.length());
jstring val = env->NewString((jchar *)value.characters(), len);
LOG_ASSERT(key && val, "name or value not set");
env->CallObjectMethod(hashMap, put, key, val);
env->DeleteLocalRef(key);
env->DeleteLocalRef(val);
}
}
}
}
}
env->DeleteLocalRef(mapClass);
}
return hashMap;
}
// ----------------------------------------------------------------------------
/*
* JNI registration.
*/
static JNINativeMethod gBrowserFrameNativeMethods[] = {
/* name, signature, funcPtr */
{ "nativeCallPolicyFunction", "(II)V",
(void*) CallPolicyFunction },
{ "nativeCreateFrame", "(Landroid/webkit/WebViewCore;Landroid/content/res/AssetManager;Landroid/webkit/WebBackForwardList;)V",
(void*) CreateFrame },
{ "nativeDestroyFrame", "()V",
(void*) DestroyFrame },
{ "nativeStopLoading", "()V",
(void*) StopLoading },
{ "nativeLoadUrl", "(Ljava/lang/String;)V",
(void*) LoadUrl },
{ "nativePostUrl", "(Ljava/lang/String;[B)V",
(void*) PostUrl },
{ "nativeLoadData", "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V",
(void*) LoadData },
{ "externalRepresentation", "()Ljava/lang/String;",
(void*) ExternalRepresentation },
{ "documentAsText", "()Ljava/lang/String;",
(void*) DocumentAsText },
{ "reload", "(Z)V",
(void*) Reload },
{ "nativeGoBackOrForward", "(I)V",
(void*) GoBackOrForward },
{ "nativeAddJavascriptInterface", "(ILjava/lang/Object;Ljava/lang/String;)V",
(void*) AddJavascriptInterface },
{ "stringByEvaluatingJavaScriptFromString",
"(Ljava/lang/String;)Ljava/lang/String;",
(void*) StringByEvaluatingJavaScriptFromString },
{ "setCacheDisabled", "(Z)V",
(void*) SetCacheDisabled },
{ "cacheDisabled", "()Z",
(void*) CacheDisabled },
{ "clearCache", "()V",
(void*) ClearCache },
{ "documentHasImages", "()Z",
(void*) DocumentHasImages },
{ "hasPasswordField", "()Z",
(void*) HasPasswordField },
{ "getUsernamePassword", "()[Ljava/lang/String;",
(void*) GetUsernamePassword },
{ "setUsernamePassword", "(Ljava/lang/String;Ljava/lang/String;)V",
(void*) SetUsernamePassword },
{ "getFormTextData", "()Ljava/util/HashMap;",
(void*) GetFormTextData }
};
int register_webframe(JNIEnv* env)
{
jclass clazz = env->FindClass("android/webkit/BrowserFrame");
LOG_ASSERT(clazz, "Cannot find BrowserFrame");
gFrameField = env->GetFieldID(clazz, "mNativeFrame", "I");
LOG_ASSERT(gFrameField, "Cannot find mNativeFrame on BrowserFrame");
return jniRegisterNativeMethods(env, "android/webkit/BrowserFrame",
gBrowserFrameNativeMethods, NELEM(gBrowserFrameNativeMethods));
}
} /* namespace android */
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