Google Git
Sign in
android / platform / external / webkit / 26500d99088472bd711b0e07a68856581af6f02a / . / WebKit / android / jni / WebViewCore.cpp
blob: f50dd1abb1ae2b42316b6221a52e4d6257d526ee [file] [log] [blame]
/*
* 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 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.
*/
#define LOG_TAG "webcoreglue"
#include <config.h>
#include "WebViewCore.h"
#include "AtomicString.h"
#include "CachedNode.h"
#include "CachedRoot.h"
#include "ChromeClientAndroid.h"
#include "Color.h"
#include "DatabaseTracker.h"
#include "Document.h"
#include "Element.h"
#include "Editor.h"
#include "EditorClientAndroid.h"
#include "EventHandler.h"
#include "EventNames.h"
#include "FocusController.h"
#include "Font.h"
#include "Frame.h"
#include "FrameLoader.h"
#include "FrameLoaderClientAndroid.h"
#include "FrameTree.h"
#include "FrameView.h"
#include "GraphicsContext.h"
#include "GraphicsJNI.h"
#include "HitTestResult.h"
#include "HTMLAnchorElement.h"
#include "HTMLAreaElement.h"
#include "HTMLElement.h"
#include "HTMLImageElement.h"
#include "HTMLInputElement.h"
#include "HTMLMapElement.h"
#include "HTMLNames.h"
#include "HTMLOptGroupElement.h"
#include "HTMLOptionElement.h"
#include "HTMLSelectElement.h"
#include "HTMLTextAreaElement.h"
#include "InlineTextBox.h"
#include <JNIHelp.h>
#include "KeyboardCodes.h"
#include "Node.h"
#include "Page.h"
#include "PlatformKeyboardEvent.h"
#include "PlatformString.h"
#include "PluginWidgetAndroid.h"
#include "Position.h"
#include "ProgressTracker.h"
#include "RenderBox.h"
#include "RenderLayer.h"
#include "RenderPart.h"
#include "RenderText.h"
#include "RenderTextControl.h"
#include "RenderThemeAndroid.h"
#include "RenderView.h"
#include "ResourceRequest.h"
#include "SelectionController.h"
#include "Settings.h"
#include "SkANP.h"
#include "SkTemplates.h"
#include "SkTypes.h"
#include "SkCanvas.h"
#include "SkPicture.h"
#include "SkUtils.h"
#include "StringImpl.h"
#include "Text.h"
#include "TypingCommand.h"
#include "WebCoreFrameBridge.h"
#include "WebFrameView.h"
#include "HistoryItem.h"
#include "android_graphics.h"
#include <ui/KeycodeLabels.h>
#include "jni_utility.h"
#include <wtf/CurrentTime.h>
#if DEBUG_NAV_UI
#include "SkTime.h"
#endif
#if ENABLE(TOUCH_EVENTS) // Android
#include "PlatformTouchEvent.h"
#endif
#ifdef ANDROID_DOM_LOGGING
#include "AndroidLog.h"
#include "RenderTreeAsText.h"
#include "CString.h"
FILE* gDomTreeFile = 0;
FILE* gRenderTreeFile = 0;
#endif
#ifdef ANDROID_INSTRUMENT
#include "TimeCounter.h"
#endif
/* We pass this flag when recording the actual content, so that we don't spend
time actually regionizing complex path clips, when all we really want to do
is record them.
*/
#define PICT_RECORD_FLAGS SkPicture::kUsePathBoundsForClip_RecordingFlag
////////////////////////////////////////////////////////////////////////////////////////////////
namespace android {
// ----------------------------------------------------------------------------
#define GET_NATIVE_VIEW(env, obj) ((WebViewCore*)env->GetIntField(obj, gWebViewCoreFields.m_nativeClass))
// Field ids for WebViewCore
struct WebViewCoreFields {
jfieldID m_nativeClass;
jfieldID m_viewportWidth;
jfieldID m_viewportHeight;
jfieldID m_viewportInitialScale;
jfieldID m_viewportMinimumScale;
jfieldID m_viewportMaximumScale;
jfieldID m_viewportUserScalable;
jfieldID m_webView;
} gWebViewCoreFields;
// ----------------------------------------------------------------------------
struct WebViewCore::JavaGlue {
jobject m_obj;
jmethodID m_spawnScrollTo;
jmethodID m_scrollTo;
jmethodID m_scrollBy;
jmethodID m_contentDraw;
jmethodID m_requestListBox;
jmethodID m_requestSingleListBox;
jmethodID m_jsAlert;
jmethodID m_jsConfirm;
jmethodID m_jsPrompt;
jmethodID m_jsUnload;
jmethodID m_jsInterrupt;
jmethodID m_didFirstLayout;
jmethodID m_sendMarkNodeInvalid;
jmethodID m_sendNotifyProgressFinished;
jmethodID m_sendViewInvalidate;
jmethodID m_updateTextfield;
jmethodID m_restoreScale;
jmethodID m_needTouchEvents;
jmethodID m_exceededDatabaseQuota;
jmethodID m_addMessageToConsole;
AutoJObject object(JNIEnv* env) {
return getRealObject(env, m_obj);
}
};
/*
* WebViewCore Implementation
*/
static jmethodID GetJMethod(JNIEnv* env, jclass clazz, const char name[], const char signature[])
{
jmethodID m = env->GetMethodID(clazz, name, signature);
LOG_ASSERT(m, "Could not find method %s", name);
return m;
}
Mutex WebViewCore::gFrameCacheMutex;
Mutex WebViewCore::gButtonMutex;
Mutex WebViewCore::gCursorBoundsMutex;
Mutex WebViewCore::m_contentMutex;
WebViewCore::WebViewCore(JNIEnv* env, jobject javaWebViewCore, WebCore::Frame* mainframe)
: m_pluginInvalTimer(this, &WebViewCore::pluginInvalTimerFired)
{
m_mainFrame = mainframe;
m_popupReply = 0;
m_moveGeneration = 0;
m_generation = 0;
m_lastGeneration = 0;
m_touchGeneration = 0;
m_blockTextfieldUpdates = false;
// just initial values. These should be set by client
m_maxXScroll = 320/4;
m_maxYScroll = 240/4;
m_textGeneration = 0;
m_screenWidth = 320;
m_scale = 100;
LOG_ASSERT(m_mainFrame, "Uh oh, somehow a frameview was made without an initial frame!");
jclass clazz = env->GetObjectClass(javaWebViewCore);
m_javaGlue = new JavaGlue;
m_javaGlue->m_obj = adoptGlobalRef(env, javaWebViewCore);
m_javaGlue->m_spawnScrollTo = GetJMethod(env, clazz, "contentSpawnScrollTo", "(II)V");
m_javaGlue->m_scrollTo = GetJMethod(env, clazz, "contentScrollTo", "(II)V");
m_javaGlue->m_scrollBy = GetJMethod(env, clazz, "contentScrollBy", "(IIZ)V");
m_javaGlue->m_contentDraw = GetJMethod(env, clazz, "contentDraw", "()V");
m_javaGlue->m_requestListBox = GetJMethod(env, clazz, "requestListBox", "([Ljava/lang/String;[Z[I)V");
m_javaGlue->m_requestSingleListBox = GetJMethod(env, clazz, "requestListBox", "([Ljava/lang/String;[ZI)V");
m_javaGlue->m_jsAlert = GetJMethod(env, clazz, "jsAlert", "(Ljava/lang/String;Ljava/lang/String;)V");
m_javaGlue->m_jsConfirm = GetJMethod(env, clazz, "jsConfirm", "(Ljava/lang/String;Ljava/lang/String;)Z");
m_javaGlue->m_jsPrompt = GetJMethod(env, clazz, "jsPrompt", "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;");
m_javaGlue->m_jsUnload = GetJMethod(env, clazz, "jsUnload", "(Ljava/lang/String;Ljava/lang/String;)Z");
m_javaGlue->m_jsInterrupt = GetJMethod(env, clazz, "jsInterrupt", "()Z");
m_javaGlue->m_didFirstLayout = GetJMethod(env, clazz, "didFirstLayout", "(Z)V");
m_javaGlue->m_sendMarkNodeInvalid = GetJMethod(env, clazz, "sendMarkNodeInvalid", "(I)V");
m_javaGlue->m_sendNotifyProgressFinished = GetJMethod(env, clazz, "sendNotifyProgressFinished", "()V");
m_javaGlue->m_sendViewInvalidate = GetJMethod(env, clazz, "sendViewInvalidate", "(IIII)V");
m_javaGlue->m_updateTextfield = GetJMethod(env, clazz, "updateTextfield", "(IZLjava/lang/String;I)V");
m_javaGlue->m_restoreScale = GetJMethod(env, clazz, "restoreScale", "(I)V");
m_javaGlue->m_needTouchEvents = GetJMethod(env, clazz, "needTouchEvents", "(Z)V");
m_javaGlue->m_exceededDatabaseQuota = GetJMethod(env, clazz, "exceededDatabaseQuota", "(Ljava/lang/String;Ljava/lang/String;J)V");
m_javaGlue->m_addMessageToConsole = GetJMethod(env, clazz, "addMessageToConsole", "(Ljava/lang/String;ILjava/lang/String;)V");
env->SetIntField(javaWebViewCore, gWebViewCoreFields.m_nativeClass, (jint)this);
m_scrollOffsetX = m_scrollOffsetY = 0;
reset(true);
}
WebViewCore::~WebViewCore()
{
// Release the focused view
Release(m_popupReply);
if (m_javaGlue->m_obj) {
JNIEnv* env = JSC::Bindings::getJNIEnv();
env->DeleteGlobalRef(m_javaGlue->m_obj);
m_javaGlue->m_obj = 0;
}
delete m_javaGlue;
delete m_frameCacheKit;
delete m_navPictureKit;
}
WebViewCore* WebViewCore::getWebViewCore(const WebCore::FrameView* view)
{
return getWebViewCore(static_cast<const WebCore::ScrollView*>(view));
}
WebViewCore* WebViewCore::getWebViewCore(const WebCore::ScrollView* view)
{
WebFrameView* webFrameView = static_cast<WebFrameView*>(view->platformWidget());
if (!webFrameView)
return 0;
return webFrameView->webViewCore();
}
void WebViewCore::reset(bool fromConstructor)
{
DBG_SET_LOG("");
if (fromConstructor) {
m_frameCacheKit = 0;
m_navPictureKit = 0;
} else {
gFrameCacheMutex.lock();
delete m_frameCacheKit;
delete m_navPictureKit;
m_frameCacheKit = 0;
m_navPictureKit = 0;
gFrameCacheMutex.unlock();
}
m_lastFocused = 0;
m_lastFocusedBounds = WebCore::IntRect(0,0,0,0);
clearContent();
m_updatedFrameCache = true;
m_frameCacheOutOfDate = true;
m_snapAnchorNode = 0;
m_useReplay = false;
m_skipContentDraw = false;
m_findIsUp = false;
m_domtree_version = 0;
m_check_domtree_version = true;
m_progressDone = false;
}
static bool layoutIfNeededRecursive(WebCore::Frame* f)
{
if (!f)
return true;
WebCore::FrameView* v = f->view();
if (!v)
return true;
if (v->needsLayout())
v->layout(f->tree()->parent());
WebCore::Frame* child = f->tree()->firstChild();
bool success = true;
while (child) {
success &= layoutIfNeededRecursive(child);
child = child->tree()->nextSibling();
}
return success && !v->needsLayout();
}
CacheBuilder& WebViewCore::cacheBuilder()
{
return FrameLoaderClientAndroid::get(m_mainFrame)->getCacheBuilder();
}
WebCore::Node* WebViewCore::currentFocus()
{
return cacheBuilder().currentFocus();
}
void WebViewCore::recordPicture(SkPicture* picture)
{
// if there is no document yet, just return
if (!m_mainFrame->document())
return;
// Call layout to ensure that the contentWidth and contentHeight are correct
if (!layoutIfNeededRecursive(m_mainFrame))
return;
// draw into the picture's recording canvas
WebCore::FrameView* view = m_mainFrame->view();
SkAutoPictureRecord arp(picture, view->contentsWidth(),
view->contentsHeight(), PICT_RECORD_FLAGS);
SkAutoMemoryUsageProbe mup(__FUNCTION__);
// Copy m_buttons so we can pass it to our graphics context.
gButtonMutex.lock();
WTF::Vector<Container> buttons(m_buttons);
gButtonMutex.unlock();
WebCore::PlatformGraphicsContext pgc(arp.getRecordingCanvas(), &buttons);
WebCore::GraphicsContext gc(&pgc);
view->platformWidget()->draw(&gc, WebCore::IntRect(0, 0, INT_MAX, INT_MAX));
gButtonMutex.lock();
updateButtonList(&buttons);
gButtonMutex.unlock();
}
void WebViewCore::recordPictureSet(PictureSet* content)
{
// if there is no document yet, just return
if (!m_mainFrame->document()) {
DBG_SET_LOG("!m_mainFrame->document()");
return;
}
if (m_addInval.isEmpty()) {
DBG_SET_LOG("m_addInval.isEmpty()");
return;
}
// Call layout to ensure that the contentWidth and contentHeight are correct
// it's fine for layout to gather invalidates, but defeat sending a message
// back to java to call webkitDraw, since we're already in the middle of
// doing that
m_skipContentDraw = true;
bool success = layoutIfNeededRecursive(m_mainFrame);
m_skipContentDraw = false;
// We may be mid-layout and thus cannot draw.
if (!success)
return;
{ // collect WebViewCoreRecordTimeCounter after layoutIfNeededRecursive
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreRecordTimeCounter);
#endif
// if the webkit page dimensions changed, discard the pictureset and redraw.
WebCore::FrameView* view = m_mainFrame->view();
int width = view->contentsWidth();
int height = view->contentsHeight();
// Use the contents width and height as a starting point.
SkIRect contentRect;
contentRect.set(0, 0, width, height);
SkIRect total(contentRect);
// Traverse all the frames and add their sizes if they are in the visible
// rectangle.
for (WebCore::Frame* frame = m_mainFrame->tree()->traverseNext(); frame;
frame = frame->tree()->traverseNext()) {
// If the frame doesn't have an owner then it is the top frame and the
// view size is the frame size.
WebCore::RenderPart* owner = frame->ownerRenderer();
if (owner) {
int x = owner->x();
int y = owner->y();
// Traverse the tree up to the parent to find the absolute position
// of this frame.
WebCore::Frame* parent = frame->tree()->parent();
while (parent) {
WebCore::RenderPart* parentOwner = parent->ownerRenderer();
if (parentOwner) {
x += parentOwner->x();
y += parentOwner->y();
}
parent = parent->tree()->parent();
}
// Use the owner dimensions so that padding and border are
// included.
int right = x + owner->width();
int bottom = y + owner->height();
SkIRect frameRect = {x, y, right, bottom};
if (SkIRect::Intersects(total, frameRect))
total.join(x, y, right, bottom);
}
}
// If the new total is larger than the content, resize the view to include
// all the content.
if (!contentRect.contains(total)) {
// Resize the view to change the overflow clip.
view->resize(total.width(), total.height());
// We have to force a layout in order for the clip to change.
m_mainFrame->contentRenderer()->setNeedsLayoutAndPrefWidthsRecalc();
view->forceLayout();
// Relayout similar to above
m_skipContentDraw = true;
bool success = layoutIfNeededRecursive(m_mainFrame);
m_skipContentDraw = false;
if (!success)
return;
// Set the computed content width
width = view->contentsWidth();
height = view->contentsHeight();
}
content->checkDimensions(width, height, &m_addInval);
// The inval region may replace existing pictures. The existing pictures
// may have already been split into pieces. If reuseSubdivided() returns
// true, the split pieces are the last entries in the picture already. They
// are marked as invalid, and are rebuilt by rebuildPictureSet().
// If the new region doesn't match a set of split pieces, add it to the end.
if (!content->reuseSubdivided(m_addInval)) {
const SkIRect& inval = m_addInval.getBounds();
SkPicture* picture = rebuildPicture(inval);
DBG_SET_LOGD("{%d,%d,w=%d,h=%d}", inval.fLeft,
inval.fTop, inval.width(), inval.height());
content->add(m_addInval, picture, 0, false);
picture->safeUnref();
}
// Remove any pictures already in the set that are obscured by the new one,
// and check to see if any already split pieces need to be redrawn.
if (content->build())
rebuildPictureSet(content);
} // WebViewCoreRecordTimeCounter
WebCore::Node* oldFocusNode = currentFocus();
m_frameCacheOutOfDate = true;
WebCore::IntRect oldBounds = oldFocusNode ?
oldFocusNode->getRect() : WebCore::IntRect(0,0,0,0);
DBG_NAV_LOGD("m_lastFocused=%p oldFocusNode=%p"
" m_lastFocusedBounds={%d,%d,%d,%d} oldBounds={%d,%d,%d,%d}",
m_lastFocused, oldFocusNode,
m_lastFocusedBounds.x(), m_lastFocusedBounds.y(), m_lastFocusedBounds.width(), m_lastFocusedBounds.height(),
oldBounds.x(), oldBounds.y(), oldBounds.width(), oldBounds.height());
unsigned latestVersion = 0;
if (m_check_domtree_version) {
// as domTreeVersion only increment, we can just check the sum to see
// whether we need to update the frame cache
for (Frame* frame = m_mainFrame; frame; frame = frame->tree()->traverseNext()) {
latestVersion += frame->document()->domTreeVersion();
}
}
if (m_lastFocused != oldFocusNode || m_lastFocusedBounds != oldBounds || m_findIsUp
|| (m_check_domtree_version && latestVersion != m_domtree_version)) {
m_lastFocused = oldFocusNode;
m_lastFocusedBounds = oldBounds;
DBG_NAV_LOGD("call updateFrameCache m_domtree_version=%d latest=%d",
m_domtree_version, latestVersion);
m_domtree_version = latestVersion;
updateFrameCache();
}
}
void WebViewCore::updateButtonList(WTF::Vector<Container>* buttons)
{
// All the entries in buttons are either updates of previous entries in
// m_buttons or they need to be added to it.
Container* end = buttons->end();
for (Container* updatedContainer = buttons->begin();
updatedContainer != end; updatedContainer++) {
bool updated = false;
// Search for a previous entry that references the same node as our new
// data
Container* lastPossibleMatch = m_buttons.end();
for (Container* possibleMatch = m_buttons.begin();
possibleMatch != lastPossibleMatch; possibleMatch++) {
if (updatedContainer->matches(possibleMatch->node())) {
// Update our record, and skip to the next one.
possibleMatch->setRect(updatedContainer->rect());
updated = true;
break;
}
}
if (!updated) {
// This is a brand new button, so append it to m_buttons
m_buttons.append(*updatedContainer);
}
}
size_t i = 0;
// count will decrease each time one is removed, so check count each time.
while (i < m_buttons.size()) {
if (m_buttons[i].canBeRemoved()) {
m_buttons[i] = m_buttons.last();
m_buttons.removeLast();
} else {
i++;
}
}
}
void WebViewCore::clearContent()
{
DBG_SET_LOG("");
m_contentMutex.lock();
m_content.clear();
m_contentMutex.unlock();
m_addInval.setEmpty();
m_rebuildInval.setEmpty();
}
void WebViewCore::copyContentToPicture(SkPicture* picture)
{
DBG_SET_LOG("start");
m_contentMutex.lock();
PictureSet copyContent = PictureSet(m_content);
m_contentMutex.unlock();
int w = copyContent.width();
int h = copyContent.height();
copyContent.draw(picture->beginRecording(w, h, PICT_RECORD_FLAGS));
picture->endRecording();
DBG_SET_LOG("end");
}
bool WebViewCore::drawContent(SkCanvas* canvas, SkColor color)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewUIDrawTimeCounter);
#endif
DBG_SET_LOG("start");
m_contentMutex.lock();
PictureSet copyContent = PictureSet(m_content);
m_contentMutex.unlock();
int sc = canvas->save(SkCanvas::kClip_SaveFlag);
SkRect clip;
clip.set(0, 0, copyContent.width(), copyContent.height());
canvas->clipRect(clip, SkRegion::kDifference_Op);
canvas->drawColor(color);
canvas->restoreToCount(sc);
bool tookTooLong = copyContent.draw(canvas);
m_contentMutex.lock();
m_content.setDrawTimes(copyContent);
m_contentMutex.unlock();
DBG_SET_LOG("end");
return tookTooLong;
}
bool WebViewCore::pictureReady()
{
bool done;
m_contentMutex.lock();
PictureSet copyContent = PictureSet(m_content);
done = m_progressDone;
m_contentMutex.unlock();
DBG_NAV_LOGD("done=%s empty=%s", done ? "true" : "false",
copyContent.isEmpty() ? "true" : "false");
return done || !copyContent.isEmpty();
}
SkPicture* WebViewCore::rebuildPicture(const SkIRect& inval)
{
WebCore::FrameView* view = m_mainFrame->view();
int width = view->contentsWidth();
int height = view->contentsHeight();
SkPicture* picture = new SkPicture();
SkAutoPictureRecord arp(picture, width, height);
SkAutoMemoryUsageProbe mup(__FUNCTION__);
SkCanvas* recordingCanvas = arp.getRecordingCanvas();
gButtonMutex.lock();
WTF::Vector<Container> buttons(m_buttons);
gButtonMutex.unlock();
WebCore::PlatformGraphicsContext pgc(recordingCanvas, &buttons);
WebCore::GraphicsContext gc(&pgc);
recordingCanvas->translate(-inval.fLeft, -inval.fTop);
recordingCanvas->save();
view->platformWidget()->draw(&gc, WebCore::IntRect(inval.fLeft,
inval.fTop, inval.width(), inval.height()));
m_rebuildInval.op(inval, SkRegion::kUnion_Op);
DBG_SET_LOGD("m_rebuildInval={%d,%d,r=%d,b=%d}",
m_rebuildInval.getBounds().fLeft, m_rebuildInval.getBounds().fTop,
m_rebuildInval.getBounds().fRight, m_rebuildInval.getBounds().fBottom);
gButtonMutex.lock();
updateButtonList(&buttons);
gButtonMutex.unlock();
return picture;
}
void WebViewCore::rebuildPictureSet(PictureSet* pictureSet)
{
WebCore::FrameView* view = m_mainFrame->view();
size_t size = pictureSet->size();
for (size_t index = 0; index < size; index++) {
if (pictureSet->upToDate(index))
continue;
const SkIRect& inval = pictureSet->bounds(index);
DBG_SET_LOGD("pictSet=%p [%d] {%d,%d,w=%d,h=%d}", pictureSet, index,
inval.fLeft, inval.fTop, inval.width(), inval.height());
pictureSet->setPicture(index, rebuildPicture(inval));
}
pictureSet->validate(__FUNCTION__);
}
bool WebViewCore::recordContent(SkRegion* region, SkIPoint* point)
{
DBG_SET_LOG("start");
float progress = (float) m_mainFrame->page()->progress()->estimatedProgress();
m_contentMutex.lock();
PictureSet contentCopy(m_content);
m_progressDone = progress <= 0.0f || progress >= 1.0f;
m_contentMutex.unlock();
recordPictureSet(&contentCopy);
if (!m_progressDone && contentCopy.isEmpty()) {
DBG_SET_LOGD("empty (progress=%g)", progress);
return false;
}
region->set(m_addInval);
m_addInval.setEmpty();
region->op(m_rebuildInval, SkRegion::kUnion_Op);
m_rebuildInval.setEmpty();
m_contentMutex.lock();
contentCopy.setDrawTimes(m_content);
m_content.set(contentCopy);
point->fX = m_content.width();
point->fY = m_content.height();
m_contentMutex.unlock();
DBG_SET_LOGD("region={%d,%d,r=%d,b=%d}", region->getBounds().fLeft,
region->getBounds().fTop, region->getBounds().fRight,
region->getBounds().fBottom);
DBG_SET_LOG("end");
return true;
}
void WebViewCore::splitContent()
{
bool layoutSuceeded = layoutIfNeededRecursive(m_mainFrame);
LOG_ASSERT(layoutSuceeded, "Can never be called recursively");
PictureSet tempPictureSet;
m_contentMutex.lock();
m_content.split(&tempPictureSet);
m_contentMutex.unlock();
rebuildPictureSet(&tempPictureSet);
m_contentMutex.lock();
m_content.set(tempPictureSet);
m_contentMutex.unlock();
}
void WebViewCore::scrollTo(int x, int y, bool animate)
{
LOG_ASSERT(m_javaGlue->m_obj, "A Java widget was not associated with this view bridge!");
// LOGD("WebViewCore::scrollTo(%d %d)\n", x, y);
JNIEnv* env = JSC::Bindings::getJNIEnv();
env->CallVoidMethod(m_javaGlue->object(env).get(), animate ? m_javaGlue->m_spawnScrollTo : m_javaGlue->m_scrollTo, x, y);
checkException(env);
}
void WebViewCore::sendMarkNodeInvalid(WebCore::Node* node)
{
LOG_ASSERT(m_javaGlue->m_obj, "A Java widget was not associated with this view bridge!");
JNIEnv* env = JSC::Bindings::getJNIEnv();
env->CallVoidMethod(m_javaGlue->object(env).get(), m_javaGlue->m_sendMarkNodeInvalid, (int) node);
checkException(env);
}
void WebViewCore::sendNotifyProgressFinished()
{
LOG_ASSERT(m_javaGlue->m_obj, "A Java widget was not associated with this view bridge!");
JNIEnv* env = JSC::Bindings::getJNIEnv();
env->CallVoidMethod(m_javaGlue->object(env).get(), m_javaGlue->m_sendNotifyProgressFinished);
checkException(env);
}
void WebViewCore::viewInvalidate(const WebCore::IntRect& rect)
{
LOG_ASSERT(m_javaGlue->m_obj, "A Java widget was not associated with this view bridge!");
JNIEnv* env = JSC::Bindings::getJNIEnv();
env->CallVoidMethod(m_javaGlue->object(env).get(),
m_javaGlue->m_sendViewInvalidate,
rect.x(), rect.y(), rect.right(), rect.bottom());
checkException(env);
}
void WebViewCore::scrollBy(int dx, int dy, bool animate)
{
if (!(dx | dy))
return;
JNIEnv* env = JSC::Bindings::getJNIEnv();
env->CallVoidMethod(m_javaGlue->object(env).get(), m_javaGlue->m_scrollBy,
dx, dy, animate);
checkException(env);
}
void WebViewCore::contentDraw()
{
JNIEnv* env = JSC::Bindings::getJNIEnv();
env->CallVoidMethod(m_javaGlue->object(env).get(), m_javaGlue->m_contentDraw);
checkException(env);
}
void WebViewCore::contentInvalidate(const WebCore::IntRect &r)
{
DBG_SET_LOGD("rect={%d,%d,w=%d,h=%d}", r.x(), r.y(), r.width(), r.height());
SkIRect rect(r);
if (!rect.intersect(0, 0, INT_MAX, INT_MAX))
return;
m_addInval.op(rect, SkRegion::kUnion_Op);
DBG_SET_LOGD("m_addInval={%d,%d,r=%d,b=%d}",
m_addInval.getBounds().fLeft, m_addInval.getBounds().fTop,
m_addInval.getBounds().fRight, m_addInval.getBounds().fBottom);
if (!m_skipContentDraw)
contentDraw();
}
void WebViewCore::offInvalidate(const WebCore::IntRect &r)
{
// FIXME: these invalidates are offscreen, and can be throttled or
// deferred until the area is visible. For now, treat them as
// regular invals so that drawing happens (inefficiently) for now.
contentInvalidate(r);
}
static int pin_pos(int x, int width, int targetWidth)
{
if (x + width > targetWidth)
x = targetWidth - width;
if (x < 0)
x = 0;
return x;
}
void WebViewCore::didFirstLayout()
{
DEBUG_NAV_UI_LOGD("%s", __FUNCTION__);
LOG_ASSERT(m_javaGlue->m_obj, "A Java widget was not associated with this view bridge!");
WebCore::FrameLoader* loader = m_mainFrame->loader();
const WebCore::KURL& url = loader->url();
if (url.isEmpty())
return;
LOGV("::WebCore:: didFirstLayout %s", url.string().ascii().data());
WebCore::FrameLoadType loadType = loader->loadType();
JNIEnv* env = JSC::Bindings::getJNIEnv();
env->CallVoidMethod(m_javaGlue->object(env).get(), m_javaGlue->m_didFirstLayout,
loadType == WebCore::FrameLoadTypeStandard);
checkException(env);
DBG_NAV_LOG("call updateFrameCache");
m_check_domtree_version = false;
updateFrameCache();
m_history.setDidFirstLayout(true);
}
void WebViewCore::restoreScale(int scale)
{
DEBUG_NAV_UI_LOGD("%s", __FUNCTION__);
LOG_ASSERT(m_javaGlue->m_obj, "A Java widget was not associated with this view bridge!");
JNIEnv* env = JSC::Bindings::getJNIEnv();
env->CallVoidMethod(m_javaGlue->object(env).get(), m_javaGlue->m_restoreScale, scale);
checkException(env);
}
void WebViewCore::needTouchEvents(bool need)
{
DEBUG_NAV_UI_LOGD("%s", __FUNCTION__);
LOG_ASSERT(m_javaGlue->m_obj, "A Java widget was not associated with this view bridge!");
#if ENABLE(TOUCH_EVENTS) // Android
JNIEnv* env = JSC::Bindings::getJNIEnv();
env->CallVoidMethod(m_javaGlue->object(env).get(), m_javaGlue->m_needTouchEvents, need);
checkException(env);
#endif
}
void WebViewCore::notifyProgressFinished()
{
DBG_NAV_LOG("call updateFrameCache");
m_check_domtree_version = true;
updateFrameCache();
sendNotifyProgressFinished();
}
void WebViewCore::doMaxScroll(CacheBuilder::Direction dir)
{
int dx = 0, dy = 0;
switch (dir) {
case CacheBuilder::LEFT:
dx = -m_maxXScroll;
break;
case CacheBuilder::UP:
dy = -m_maxYScroll;
break;
case CacheBuilder::RIGHT:
dx = m_maxXScroll;
break;
case CacheBuilder::DOWN:
dy = m_maxYScroll;
break;
case CacheBuilder::UNINITIALIZED:
default:
LOG_ASSERT(0, "unexpected focus selector");
}
this->scrollBy(dx, dy, true);
}
void WebViewCore::setScrollOffset(int dx, int dy)
{
DBG_NAV_LOGD("{%d,%d}", dx, dy);
if (m_scrollOffsetX != dx || m_scrollOffsetY != dy) {
m_scrollOffsetX = dx;
m_scrollOffsetY = dy;
// The visible rect is located within our coordinate space so it
// contains the actual scroll position. Setting the location makes hit
// testing work correctly.
m_mainFrame->view()->platformWidget()->setLocation(m_scrollOffsetX,
m_scrollOffsetY);
m_mainFrame->eventHandler()->sendScrollEvent();
}
}
void WebViewCore::setGlobalBounds(int x, int y, int h, int v)
{
DBG_NAV_LOGD("{%d,%d}", x, y);
m_mainFrame->view()->platformWidget()->setWindowBounds(x, y, h, v);
}
void WebViewCore::setSizeScreenWidthAndScale(int width, int height,
int screenWidth, int scale, int realScreenWidth, int screenHeight)
{
WebCoreViewBridge* window = m_mainFrame->view()->platformWidget();
int ow = window->width();
int oh = window->height();
window->setSize(width, height);
int osw = m_screenWidth;
DBG_NAV_LOGD("old:(w=%d,h=%d,sw=%d,scale=%d) new:(w=%d,h=%d,sw=%d,scale=%d)",
ow, oh, osw, m_scale, width, height, screenWidth, scale);
m_screenWidth = screenWidth;
m_scale = scale;
m_maxXScroll = screenWidth >> 2;
m_maxYScroll = (screenWidth * height / width) >> 2;
if (ow != width || oh != height || osw != screenWidth) {
WebCore::RenderObject *r = m_mainFrame->contentRenderer();
DBG_NAV_LOGD("renderer=%p view=(w=%d,h=%d)", r,
realScreenWidth, screenHeight);
if (r) {
// get current screen center position
WebCore::IntPoint screenCenter = WebCore::IntPoint(
m_scrollOffsetX + (realScreenWidth >> 1),
m_scrollOffsetY + (screenHeight >> 1));
WebCore::HitTestResult hitTestResult = m_mainFrame->eventHandler()->
hitTestResultAtPoint(screenCenter, false);
WebCore::Node* node = hitTestResult.innerNode();
WebCore::IntRect bounds;
WebCore::IntPoint offset;
if (node) {
bounds = node->getRect();
DBG_NAV_LOGD("ob:(x=%d,y=%d,w=%d,h=%d)",
bounds.x(), bounds.y(), bounds.width(), bounds.height());
offset = WebCore::IntPoint(screenCenter.x() - bounds.x(),
screenCenter.y() - bounds.y());
if (offset.x() < 0 || offset.x() > realScreenWidth ||
offset.y() < 0 || offset.y() > screenHeight)
{
DBG_NAV_LOGD("offset out of bounds:(x=%d,y=%d)",
offset.x(), offset.y());
node = 0;
}
}
r->setNeedsLayoutAndPrefWidthsRecalc();
m_mainFrame->view()->forceLayout();
// scroll to restore current screen center
if (!node)
return;
const WebCore::IntRect& newBounds = node->getRect();
DBG_NAV_LOGD("nb:(x=%d,y=%d,w=%d,"
"h=%d,ns=%d)", newBounds.x(), newBounds.y(),
newBounds.width(), newBounds.height());
scrollBy(newBounds.x() - bounds.x(), newBounds.y() - bounds.y(),
false);
}
}
}
void WebViewCore::dumpDomTree(bool useFile)
{
#ifdef ANDROID_DOM_LOGGING
if (useFile)
gDomTreeFile = fopen(DOM_TREE_LOG_FILE, "w");
m_mainFrame->document()->showTreeForThis();
if (gDomTreeFile) {
fclose(gDomTreeFile);
gDomTreeFile = 0;
}
#endif
}
void WebViewCore::dumpRenderTree(bool useFile)
{
#ifdef ANDROID_DOM_LOGGING
if (useFile)
gRenderTreeFile = fopen(RENDER_TREE_LOG_FILE, "w");
WebCore::CString renderDump = WebCore::externalRepresentation(m_mainFrame->contentRenderer()).utf8();
const char* data = renderDump.data();
int length = renderDump.length();
int last = 0;
for (int i = 0; i < length; i++) {
if (data[i] == '\n') {
if (i != last) {
char* chunk = new char[i - last + 1];
strncpy(chunk, (data + last), i - last);
chunk[i - last] = '\0';
DUMP_RENDER_LOGD("%s", chunk);
}
last = i + 1;
}
}
if (gRenderTreeFile) {
fclose(gRenderTreeFile);
gRenderTreeFile = 0;
}
#endif
}
void WebViewCore::dumpNavTree()
{
#if DUMP_NAV_CACHE
cacheBuilder().mDebug.print();
#endif
}
WebCore::String WebViewCore::retrieveHref(WebCore::Frame* frame, WebCore::Node* node)
{
if (!CacheBuilder::validNode(m_mainFrame, frame, node))
return WebCore::String();
if (!node->hasTagName(WebCore::HTMLNames::aTag))
return WebCore::String();
WebCore::HTMLAnchorElement* anchor = static_cast<WebCore::HTMLAnchorElement*>(node);
return anchor->href();
}
bool WebViewCore::prepareFrameCache()
{
if (!m_frameCacheOutOfDate) {
DBG_NAV_LOG("!m_frameCacheOutOfDate");
return false;
}
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreBuildNavTimeCounter);
#endif
m_frameCacheOutOfDate = false;
#if DEBUG_NAV_UI
m_now = SkTime::GetMSecs();
#endif
m_temp = new CachedRoot();
m_temp->init(m_mainFrame, &m_history);
CacheBuilder& builder = cacheBuilder();
WebCore::Settings* settings = m_mainFrame->page()->settings();
builder.allowAllTextDetection();
#ifdef ANDROID_META_SUPPORT
if (settings) {
if (!settings->formatDetectionAddress())
builder.disallowAddressDetection();
if (!settings->formatDetectionEmail())
builder.disallowEmailDetection();
if (!settings->formatDetectionTelephone())
builder.disallowPhoneDetection();
}
#endif
builder.buildCache(m_temp);
m_tempPict = new SkPicture();
recordPicture(m_tempPict);
m_temp->setPicture(m_tempPict);
m_temp->setTextGeneration(m_textGeneration);
// if (m_temp->currentFocus())
// return true;
WebCoreViewBridge* window = m_mainFrame->view()->platformWidget();
m_temp->setVisibleRect(WebCore::IntRect(m_scrollOffsetX,
m_scrollOffsetY, window->width(), window->height()));
bool hasCursorBounds;
gCursorBoundsMutex.lock();
hasCursorBounds = m_hasCursorBounds;
IntRect bounds = m_cursorBounds;
gCursorBoundsMutex.unlock();
if (!hasCursorBounds)
return true;
int x, y;
const CachedFrame* frame;
const CachedNode* node = m_temp->findAt(bounds, &frame, &x, &y);
DBG_NAV_LOGD("node=%p frame=%p x=%d y=%d bounds=(%d,%d,w=%d,h=%d)",
node, frame, x, y, bounds.x(), bounds.y(), bounds.width(),
bounds.height());
if (node)
m_temp->setCursor(const_cast<CachedFrame*>(frame),
const_cast<CachedNode*>(node));
return true;
}
void WebViewCore::releaseFrameCache(bool newCache)
{
if (!newCache) {
DBG_NAV_LOG("!newCache");
return;
}
gFrameCacheMutex.lock();
delete m_frameCacheKit;
delete m_navPictureKit;
m_frameCacheKit = m_temp;
m_navPictureKit = m_tempPict;
m_updatedFrameCache = true;
#if DEBUG_NAV_UI
const CachedNode* cachedCursorNode = m_frameCacheKit->currentCursor();
const CachedNode* cachedFocusNode = m_frameCacheKit->currentFocus();
DBG_NAV_LOGD("cachedCursor=%d (%p) cachedFocusNode=%d (nodePointer=%p)",
cachedCursorNode ? cachedCursorNode->index() : 0,
cachedCursorNode ? cachedCursorNode->nodePointer() : 0,
cachedFocusNode ? cachedFocusNode->index() : 0,
cachedFocusNode ? cachedFocusNode->nodePointer() : 0);
#endif
gFrameCacheMutex.unlock();
// it's tempting to send an invalidate here, but it's a bad idea
// the cache is now up to date, but the focus is not -- the event
// may need to be recomputed from the prior history. An invalidate
// will draw the stale location causing the ring to flash at the wrong place.
}
void WebViewCore::updateFrameCache()
{
m_useReplay = false;
releaseFrameCache(prepareFrameCache());
}
///////////////////////////////////////////////////////////////////////////////
void WebViewCore::addPlugin(PluginWidgetAndroid* w)
{
// SkDebugf("----------- addPlugin %p", w);
*m_plugins.append() = w;
}
void WebViewCore::removePlugin(PluginWidgetAndroid* w)
{
// SkDebugf("----------- removePlugin %p", w);
int index = m_plugins.find(w);
if (index < 0) {
SkDebugf("--------------- pluginwindow not found! %p\n", w);
} else {
m_plugins.removeShuffle(index);
}
}
void WebViewCore::invalPlugin(PluginWidgetAndroid* w)
{
const double PLUGIN_INVAL_DELAY = 0; // should this be non-zero?
if (!m_pluginInvalTimer.isActive()) {
m_pluginInvalTimer.startOneShot(PLUGIN_INVAL_DELAY);
}
}
void WebViewCore::drawPlugins()
{
SkRegion inval; // accumualte what needs to be redrawn
PluginWidgetAndroid** iter = m_plugins.begin();
PluginWidgetAndroid** stop = m_plugins.end();
for (; iter < stop; ++iter) {
PluginWidgetAndroid* w = *iter;
SkIRect dirty;
if (w->isDirty(&dirty)) {
w->draw();
w->localToPageCoords(&dirty);
inval.op(dirty, SkRegion::kUnion_Op);
}
}
if (!inval.isEmpty()) {
// inval.getBounds() is our rectangle
const SkIRect& bounds = inval.getBounds();
WebCore::IntRect r(bounds.fLeft, bounds.fTop,
bounds.width(), bounds.height());
this->viewInvalidate(r);
}
}
void WebViewCore::sendPluginEvent(const ANPEvent& evt)
{
PluginWidgetAndroid** iter = m_plugins.begin();
PluginWidgetAndroid** stop = m_plugins.end();
for (; iter < stop; ++iter) {
(*iter)->sendEvent(evt);
}
}
///////////////////////////////////////////////////////////////////////////////
void WebViewCore::moveMouseIfLatest(int moveGeneration,
WebCore::Frame* frame, WebCore::Node* node, int x, int y,
bool ignoreNullFocus)
{
DBG_NAV_LOGD("m_moveGeneration=%d moveGeneration=%d"
" frame=%p node=%p x=%d y=%d",
m_moveGeneration, moveGeneration, frame, node, x, y);
if (m_moveGeneration > moveGeneration) {
DBG_NAV_LOGD("m_moveGeneration=%d > moveGeneration=%d",
m_moveGeneration, moveGeneration);
return; // short-circuit if a newer move has already been generated
}
m_useReplay = true;
bool newCache = prepareFrameCache(); // must wait for possible recompute before using
if (m_moveGeneration > moveGeneration) {
DBG_NAV_LOGD("m_moveGeneration=%d > moveGeneration=%d",
m_moveGeneration, moveGeneration);
releaseFrameCache(newCache);
return; // short-circuit if a newer move has already been generated
}
releaseFrameCache(newCache);
m_lastGeneration = moveGeneration;
if (!node && ignoreNullFocus)
return;
moveMouse(frame, node, x, y);
}
static bool nodeIsPlugin(Node* node) {
RenderObject* renderer = node->renderer();
if (renderer && renderer->isWidget()) {
Widget* widget = static_cast<RenderWidget*>(renderer)->widget();
return widget && widget->isPluginView();
}
return 0;
}
// Update mouse position and may change focused node.
bool WebViewCore::moveMouse(WebCore::Frame* frame, WebCore::Node* node,
int x, int y)
{
DBG_NAV_LOGD("frame=%p node=%p x=%d y=%d ", frame, node, x, y);
if (!frame || CacheBuilder::validNode(m_mainFrame, frame, NULL) == false)
frame = m_mainFrame;
// mouse event expects the position in the window coordinate
m_mousePos = WebCore::IntPoint(x - m_scrollOffsetX, y - m_scrollOffsetY);
// validNode will still return true if the node is null, as long as we have
// a valid frame. Do not want to make a call on frame unless it is valid.
WebCore::PlatformMouseEvent mouseEvent(m_mousePos, m_mousePos,
WebCore::NoButton, WebCore::MouseEventMoved, 1, false, false, false,
false, WTF::currentTime());
frame->eventHandler()->handleMouseMoveEvent(mouseEvent);
bool valid = CacheBuilder::validNode(m_mainFrame, frame, node);
if (!node || !valid) {
DBG_NAV_LOGD("exit: node=%p valid=%s", node, valid ? "true" : "false");
return false;
}
// hack to give the plugin focus (for keys). better fix on the way
if (nodeIsPlugin(node))
node->document()->setFocusedNode(node);
return true;
}
static int findTextBoxIndex(WebCore::Node* node, const WebCore::IntPoint& pt)
{
if (!node->isTextNode()) {
DBG_NAV_LOGD("node=%p pt=(%d,%d) isText=false", node, pt.x(), pt.y());
return -2; // error
}
WebCore::RenderText* renderText = (WebCore::RenderText*) node->renderer();
if (!renderText) {
DBG_NAV_LOGD("node=%p pt=(%d,%d) renderText=0", node, pt.x(), pt.y());
return -3; // error
}
FloatPoint absPt = renderText->localToAbsolute();
WebCore::InlineTextBox *textBox = renderText->firstTextBox();
int globalX, globalY;
CacheBuilder::GetGlobalOffset(node, &globalX, &globalY);
int x = pt.x() - globalX;
int y = pt.y() - globalY;
do {
int textBoxStart = textBox->start();
int textBoxEnd = textBoxStart + textBox->len();
if (textBoxEnd <= textBoxStart)
continue;
WebCore::IntRect bounds = textBox->selectionRect(absPt.x(), absPt.y(),
textBoxStart, textBoxEnd);
if (!bounds.contains(x, y))
continue;
int offset = textBox->offsetForPosition(x - absPt.x());
#if DEBUG_NAV_UI
int prior = offset > 0 ? textBox->positionForOffset(offset - 1) : -1;
int current = textBox->positionForOffset(offset);
int next = textBox->positionForOffset(offset + 1);
DBG_NAV_LOGD(
"offset=%d pt.x=%d globalX=%d renderX=%d x=%d "
"textBox->x()=%d textBox->start()=%d prior=%d current=%d next=%d",
offset, pt.x(), globalX, absPt.x(), x,
textBox->x(), textBox->start(), prior, current, next
);
#endif
return textBox->start() + offset;
} while ((textBox = textBox->nextTextBox()));
return -1; // couldn't find point, may have walked off end
}
static inline bool isPunctuation(UChar c)
{
return WTF::Unicode::category(c) & (0
| WTF::Unicode::Punctuation_Dash
| WTF::Unicode::Punctuation_Open
| WTF::Unicode::Punctuation_Close
| WTF::Unicode::Punctuation_Connector
| WTF::Unicode::Punctuation_Other
| WTF::Unicode::Punctuation_InitialQuote
| WTF::Unicode::Punctuation_FinalQuote
);
}
static int centerX(const SkIRect& rect)
{
return (rect.fLeft + rect.fRight) >> 1;
}
static int centerY(const SkIRect& rect)
{
return (rect.fTop + rect.fBottom) >> 1;
}
WebCore::String WebViewCore::getSelection(SkRegion* selRgn)
{
SkRegion::Iterator iter(*selRgn);
// FIXME: switch this to use StringBuilder instead
WebCore::String result;
WebCore::Node* lastStartNode = 0;
int lastStartEnd = -1;
UChar lastChar = 0xffff;
for (; !iter.done(); iter.next()) {
const SkIRect& rect = iter.rect();
DBG_NAV_LOGD("rect=(%d, %d, %d, %d)", rect.fLeft, rect.fTop,
rect.fRight, rect.fBottom);
int cy = centerY(rect);
WebCore::IntPoint startPt = WebCore::IntPoint(rect.fLeft + 1, cy);
WebCore::HitTestResult hitTestResult = m_mainFrame->eventHandler()->
hitTestResultAtPoint(startPt, false);
WebCore::Node* node = hitTestResult.innerNode();
if (!node) {
DBG_NAV_LOG("!node");
return result;
}
WebCore::IntPoint endPt = WebCore::IntPoint(rect.fRight - 2, cy);
hitTestResult = m_mainFrame->eventHandler()->hitTestResultAtPoint(endPt, false);
WebCore::Node* endNode = hitTestResult.innerNode();
if (!endNode) {
DBG_NAV_LOG("!endNode");
return result;
}
int start = findTextBoxIndex(node, startPt);
if (start < 0)
continue;
int end = findTextBoxIndex(endNode, endPt);
if (end < -1) // use node if endNode is not valid
endNode = node;
if (end <= 0)
end = static_cast<WebCore::Text*>(endNode)->string()->length();
DBG_NAV_LOGD("node=%p start=%d endNode=%p end=%d", node, start, endNode, end);
WebCore::Node* startNode = node;
do {
if (!node->isTextNode())
continue;
if (node->getRect().isEmpty())
continue;
WebCore::Text* textNode = static_cast<WebCore::Text*>(node);
WebCore::StringImpl* string = textNode->string();
if (!string->length())
continue;
const UChar* chars = string->characters();
int newLength = node == endNode ? end : string->length();
if (node == startNode) {
#if DEBUG_NAV_UI
if (node == lastStartNode)
DBG_NAV_LOGD("start=%d last=%d", start, lastStartEnd);
#endif
if (node == lastStartNode && start < lastStartEnd)
break; // skip rect if text overlaps already written text
lastStartNode = node;
lastStartEnd = newLength - start;
}
if (newLength < start) {
DBG_NAV_LOGD("newLen=%d < start=%d", newLength, start);
break;
}
if (!isPunctuation(chars[start]))
result.append(' ');
result.append(chars + start, newLength - start);
start = 0;
} while (node != endNode && (node = node->traverseNextNode()));
}
result = result.simplifyWhiteSpace().stripWhiteSpace();
#if DUMP_NAV_CACHE
{
char buffer[256];
CacheBuilder::Debug debug;
debug.init(buffer, sizeof(buffer));
debug.print("copy: ");
debug.wideString(result);
DUMP_NAV_LOGD("%s", buffer);
}
#endif
return result;
}
void WebViewCore::setSelection(int start, int end)
{
WebCore::Node* focus = currentFocus();
if (!focus)
return;
WebCore::RenderObject* renderer = focus->renderer();
if (!renderer || (!renderer->isTextField() && !renderer->isTextArea()))
return;
WebCore::RenderTextControl* rtc = static_cast<WebCore::RenderTextControl*>(renderer);
if (start > end) {
int temp = start;
start = end;
end = temp;
}
rtc->setSelectionRange(start, end);
focus->document()->frame()->revealSelection();
}
// Shortcut for no modifier keys
#define NO_MODIFIER_KEYS (static_cast<WebCore::PlatformKeyboardEvent::ModifierKey>(0))
void WebViewCore::deleteSelection(int start, int end)
{
setSelection(start, end);
if (start == end)
return;
WebCore::Node* focus = currentFocus();
if (!focus)
return;
WebCore::Frame* frame = focus->document()->frame();
WebCore::PlatformKeyboardEvent downEvent(kKeyCodeDel, WebCore::VK_BACK,
WebCore::PlatformKeyboardEvent::KeyDown, 0, NO_MODIFIER_KEYS);
frame->eventHandler()->keyEvent(downEvent);
WebCore::PlatformKeyboardEvent upEvent(kKeyCodeDel, WebCore::VK_BACK,
WebCore::PlatformKeyboardEvent::KeyUp, 0, NO_MODIFIER_KEYS);
frame->eventHandler()->keyEvent(upEvent);
}
void WebViewCore::replaceTextfieldText(int oldStart,
int oldEnd, const WebCore::String& replace, int start, int end)
{
WebCore::Node* focus = currentFocus();
if (!focus)
return;
setSelection(oldStart, oldEnd);
WebCore::TypingCommand::insertText(focus->document(), replace,
false);
setSelection(start, end);
}
void WebViewCore::passToJs(
int generation, const WebCore::String& current, int keyCode,
int keyValue, bool down, bool cap, bool fn, bool sym)
{
WebCore::Node* focus = currentFocus();
if (!focus)
return;
WebCore::Frame* frame = focus->document()->frame();
// Construct the ModifierKey value
WebCore::PlatformKeyboardEvent::ModifierKey mods =
static_cast<WebCore::PlatformKeyboardEvent::ModifierKey>
((cap ? WebCore::PlatformKeyboardEvent::ShiftKey : 0)
| (fn ? WebCore::PlatformKeyboardEvent::AltKey : 0)
| (sym ? WebCore::PlatformKeyboardEvent::CtrlKey : 0));
WebCore::PlatformKeyboardEvent event(keyCode, keyValue,
down ? WebCore::PlatformKeyboardEvent::KeyDown :
WebCore::PlatformKeyboardEvent::KeyUp, 0, mods);
// Block text field updates during a key press.
m_blockTextfieldUpdates = true;
frame->eventHandler()->keyEvent(event);
m_blockTextfieldUpdates = false;
m_textGeneration = generation;
DBG_NAV_LOGD("focus=%p keyCode=%d keyValue=%d", focus, keyCode, keyValue);
WebCore::RenderObject* renderer = focus->renderer();
if (!renderer || (!renderer->isTextField() && !renderer->isTextArea()))
return;
WebCore::RenderTextControl* renderText =
static_cast<WebCore::RenderTextControl*>(renderer);
WebCore::String test = renderText->text();
if (test == current)
return;
// If the text changed during the key event, update the UI text field.
updateTextfield(focus, false, test);
}
void WebViewCore::setFocusControllerActive(bool active)
{
m_mainFrame->page()->focusController()->setActive(active);
}
void WebViewCore::saveDocumentState(WebCore::Frame* frame)
{
if (!CacheBuilder::validNode(m_mainFrame, frame, 0))
frame = m_mainFrame;
WebCore::HistoryItem *item = frame->loader()->currentHistoryItem();
// item can be null when there is no offical URL for the current page. This happens
// when the content is loaded using with WebCoreFrameBridge::LoadData() and there
// is no failing URL (common case is when content is loaded using data: scheme)
if (item) {
item->setDocumentState(frame->document()->formElementsState());
}
}
// Convert a WebCore::String into an array of characters where the first
// character represents the length, for easy conversion to java.
static uint16_t* stringConverter(const WebCore::String& text)
{
size_t length = text.length();
uint16_t* itemName = new uint16_t[length+1];
itemName[0] = (uint16_t)length;
uint16_t* firstChar = &(itemName[1]);
memcpy((void*)firstChar, text.characters(), sizeof(UChar)*length);
return itemName;
}
// Response to dropdown created for a listbox.
class ListBoxReply : public WebCoreReply {
public:
ListBoxReply(WebCore::HTMLSelectElement* select, WebCore::Frame* frame, WebViewCore* view)
: m_select(select)
, m_frame(frame)
, m_viewImpl(view)
{}
// Response used if the listbox only allows single selection.
// index is listIndex of the selected item, or -1 if nothing is selected.
virtual void replyInt(int index)
{
if (-2 == index) {
// Special value for cancel. Do nothing.
return;
}
// If the select element no longer exists, due to a page change, etc,
// silently return.
if (!m_select || !CacheBuilder::validNode(m_viewImpl->m_mainFrame,
m_frame, m_select))
return;
int optionIndex = m_select->listToOptionIndex(index);
m_select->setSelectedIndex(optionIndex, true, false);
m_select->onChange();
m_viewImpl->contentInvalidate(m_select->getRect());
}
// Response if the listbox allows multiple selection. array stores the listIndices
// of selected positions.
virtual void replyIntArray(const int* array, int count)
{
// If the select element no longer exists, due to a page change, etc,
// silently return.
if (!m_select || !CacheBuilder::validNode(m_viewImpl->m_mainFrame,
m_frame, m_select))
return;
// If count is 1 or 0, use replyInt.
SkASSERT(count > 1);
const WTF::Vector<HTMLElement*>& items = m_select->listItems();
int totalItems = static_cast<int>(items.size());
// Keep track of the position of the value we are comparing against.
int arrayIndex = 0;
// The value we are comparing against.
int selection = array[arrayIndex];
WebCore::HTMLOptionElement* option;
for (int listIndex = 0; listIndex < totalItems; listIndex++) {
if (items[listIndex]->hasLocalName(WebCore::HTMLNames::optionTag)) {
option = static_cast<WebCore::HTMLOptionElement*>(
items[listIndex]);
if (listIndex == selection) {
option->setSelectedState(true);
arrayIndex++;
if (arrayIndex == count)
selection = -1;
else
selection = array[arrayIndex];
} else
option->setSelectedState(false);
}
}
m_select->onChange();
m_viewImpl->contentInvalidate(m_select->getRect());
}
private:
// The select element associated with this listbox.
WebCore::HTMLSelectElement* m_select;
// The frame of this select element, to verify that it is valid.
WebCore::Frame* m_frame;
// For calling invalidate and checking the select element's validity
WebViewCore* m_viewImpl;
};
// Create an array of java Strings.
static jobjectArray makeLabelArray(JNIEnv* env, const uint16_t** labels, size_t count)
{
jclass stringClass = env->FindClass("java/lang/String");
LOG_ASSERT(stringClass, "Could not find java/lang/String");
jobjectArray array = env->NewObjectArray(count, stringClass, 0);
LOG_ASSERT(array, "Could not create new string array");
for (size_t i = 0; i < count; i++) {
jobject newString = env->NewString(&labels[i][1], labels[i][0]);
env->SetObjectArrayElement(array, i, newString);
env->DeleteLocalRef(newString);
checkException(env);
}
env->DeleteLocalRef(stringClass);
return array;
}
void WebViewCore::listBoxRequest(WebCoreReply* reply, const uint16_t** labels, size_t count, const int enabled[], size_t enabledCount,
bool multiple, const int selected[], size_t selectedCountOrSelection)
{
// If m_popupReply is not null, then we already have a list showing.
if (m_popupReply != 0)
return;
LOG_ASSERT(m_javaGlue->m_obj, "No java widget associated with this view!");
// Create an array of java Strings for the drop down.
JNIEnv* env = JSC::Bindings::getJNIEnv();
jobjectArray labelArray = makeLabelArray(env, labels, count);
// Create an array determining whether each item is enabled.
jbooleanArray enabledArray = env->NewBooleanArray(enabledCount);
checkException(env);
jboolean* ptrArray = env->GetBooleanArrayElements(enabledArray, 0);
checkException(env);
for (size_t i = 0; i < enabledCount; i++) {
ptrArray[i] = enabled[i];
}
env->ReleaseBooleanArrayElements(enabledArray, ptrArray, 0);
checkException(env);
if (multiple) {
// Pass up an array representing which items are selected.
jintArray selectedArray = env->NewIntArray(selectedCountOrSelection);
checkException(env);
jint* selArray = env->GetIntArrayElements(selectedArray, 0);
checkException(env);
for (size_t i = 0; i < selectedCountOrSelection; i++) {
selArray[i] = selected[i];
}
env->ReleaseIntArrayElements(selectedArray, selArray, 0);
env->CallVoidMethod(m_javaGlue->object(env).get(), m_javaGlue->m_requestListBox, labelArray, enabledArray, selectedArray);
env->DeleteLocalRef(selectedArray);
} else {
// Pass up the single selection.
env->CallVoidMethod(m_javaGlue->object(env).get(), m_javaGlue->m_requestSingleListBox, labelArray, enabledArray, selectedCountOrSelection);
}
env->DeleteLocalRef(labelArray);
env->DeleteLocalRef(enabledArray);
checkException(env);
Retain(reply);
m_popupReply = reply;
}
bool WebViewCore::key(int keyCode, UChar32 unichar, int repeatCount, bool isShift, bool isAlt, bool isDown)
{
DBG_NAV_LOGD("key: keyCode=%d", keyCode);
WebCore::EventHandler* eventHandler = m_mainFrame->eventHandler();
WebCore::Node* focusNode = currentFocus();
if (focusNode) {
eventHandler = focusNode->document()->frame()->eventHandler();
}
int mods = 0; // PlatformKeyboardEvent::ModifierKey
if (isShift) {
mods |= WebCore::PlatformKeyboardEvent::ShiftKey;
}
if (isAlt) {
mods |= WebCore::PlatformKeyboardEvent::AltKey;
}
WebCore::PlatformKeyboardEvent evt(keyCode, unichar,
isDown ? WebCore::PlatformKeyboardEvent::KeyDown : WebCore::PlatformKeyboardEvent::KeyUp,
repeatCount, static_cast<WebCore::PlatformKeyboardEvent::ModifierKey> (mods));
return eventHandler->keyEvent(evt);
}
bool WebViewCore::click() {
bool keyHandled = false;
WebCore::IntPoint pt = m_mousePos;
pt.move(m_scrollOffsetX, m_scrollOffsetY);
WebCore::HitTestResult hitTestResult = m_mainFrame->eventHandler()->
hitTestResultAtPoint(pt, false);
WebCore::Node* focusNode = hitTestResult.innerNode();
if (focusNode) {
WebFrame::getWebFrame(m_mainFrame)->setUserInitiatedClick(true);
keyHandled = handleMouseClick(focusNode->document()->frame(), focusNode);
WebFrame::getWebFrame(m_mainFrame)->setUserInitiatedClick(false);
}
return keyHandled;
}
bool WebViewCore::handleTouchEvent(int action, int x, int y)
{
bool preventDefault = false;
#if ENABLE(TOUCH_EVENTS) // Android
WebCore::TouchEventType type = WebCore::TouchEventCancel;
switch (action) {
case 0: // MotionEvent.ACTION_DOWN
type = WebCore::TouchEventStart;
break;
case 1: // MotionEvent.ACTION_UP
type = WebCore::TouchEventEnd;
break;
case 2: // MotionEvent.ACTION_MOVE
type = WebCore::TouchEventMove;
break;
case 3: // MotionEvent.ACTION_CANCEL
type = WebCore::TouchEventCancel;
break;
}
WebCore::IntPoint pt(x - m_scrollOffsetX, y - m_scrollOffsetY);
WebCore::PlatformTouchEvent te(pt, pt, type);
preventDefault = m_mainFrame->eventHandler()->handleTouchEvent(te);
#endif
return preventDefault;
}
void WebViewCore::touchUp(int touchGeneration,
WebCore::Frame* frame, WebCore::Node* node, int x, int y, int size)
{
if (m_touchGeneration > touchGeneration) {
DBG_NAV_LOGD("m_touchGeneration=%d > touchGeneration=%d"
" x=%d y=%d", m_touchGeneration, touchGeneration, x, y);
return; // short circuit if a newer touch has been generated
}
moveMouse(frame, node, x, y);
m_lastGeneration = touchGeneration;
if (frame && CacheBuilder::validNode(m_mainFrame, frame, 0)) {
frame->loader()->resetMultipleFormSubmissionProtection();
}
EditorClientAndroid* client = static_cast<EditorClientAndroid*>(m_mainFrame->editor()->client());
client->setFromClick(true);
DBG_NAV_LOGD("touchGeneration=%d handleMouseClick frame=%p node=%p"
" x=%d y=%d", touchGeneration, frame, node, x, y);
handleMouseClick(frame, node);
client->setFromClick(false);
}
bool WebViewCore::handleMouseClick(WebCore::Frame* framePtr, WebCore::Node* nodePtr)
{
bool valid = framePtr == NULL
|| CacheBuilder::validNode(m_mainFrame, framePtr, nodePtr);
WebFrame* webFrame = WebFrame::getWebFrame(m_mainFrame);
if (valid && nodePtr) {
// Need to special case area tags because an image map could have an area element in the middle
// so when attempting to get the default, the point chosen would be follow the wrong link.
if (nodePtr->hasTagName(WebCore::HTMLNames::areaTag)) {
webFrame->setUserInitiatedClick(true);
nodePtr->dispatchSimulatedClick(0, true, true);
webFrame->setUserInitiatedClick(false);
return true;
}
WebCore::RenderObject* renderer = nodePtr->renderer();
if (renderer && renderer->isMenuList()) {
WebCore::HTMLSelectElement* select = static_cast<WebCore::HTMLSelectElement*>(nodePtr);
const WTF::Vector<WebCore::HTMLElement*>& listItems = select->listItems();
SkTDArray<const uint16_t*> names;
SkTDArray<int> enabledArray;
SkTDArray<int> selectedArray;
int size = listItems.size();
bool multiple = select->multiple();
for (int i = 0; i < size; i++) {
if (listItems[i]->hasTagName(WebCore::HTMLNames::optionTag)) {
WebCore::HTMLOptionElement* option = static_cast<WebCore::HTMLOptionElement*>(listItems[i]);
*names.append() = stringConverter(option->text());
*enabledArray.append() = option->disabled() ? 0 : 1;
if (multiple && option->selected())
*selectedArray.append() = i;
} else if (listItems[i]->hasTagName(WebCore::HTMLNames::optgroupTag)) {
WebCore::HTMLOptGroupElement* optGroup = static_cast<WebCore::HTMLOptGroupElement*>(listItems[i]);
*names.append() = stringConverter(optGroup->groupLabelText());
*enabledArray.append() = 0;
}
}
WebCoreReply* reply = new ListBoxReply(select, select->document()->frame(), this);
listBoxRequest(reply, names.begin(), size, enabledArray.begin(), enabledArray.count(),
multiple, selectedArray.begin(), multiple ? selectedArray.count() :
select->optionToListIndex(select->selectedIndex()));
return true;
}
}
if (!valid || !framePtr)
framePtr = m_mainFrame;
webFrame->setUserInitiatedClick(true);
DBG_NAV_LOGD("m_mousePos={%d,%d}", m_mousePos.x(), m_mousePos.y());
WebCore::PlatformMouseEvent mouseDown(m_mousePos, m_mousePos, WebCore::LeftButton,
WebCore::MouseEventPressed, 1, false, false, false, false,
WTF::currentTime());
// ignore the return from as it will return true if the hit point can trigger selection change
framePtr->eventHandler()->handleMousePressEvent(mouseDown);
WebCore::PlatformMouseEvent mouseUp(m_mousePos, m_mousePos, WebCore::LeftButton,
WebCore::MouseEventReleased, 1, false, false, false, false,
WTF::currentTime());
bool handled = framePtr->eventHandler()->handleMouseReleaseEvent(mouseUp);
webFrame->setUserInitiatedClick(false);
return handled;
}
void WebViewCore::popupReply(int index)
{
if (m_popupReply) {
m_popupReply->replyInt(index);
Release(m_popupReply);
m_popupReply = 0;
}
}
void WebViewCore::popupReply(const int* array, int count)
{
if (m_popupReply) {
m_popupReply->replyIntArray(array, count);
Release(m_popupReply);
m_popupReply = NULL;
}
}
void WebViewCore::addMessageToConsole(const WebCore::String& message, unsigned int lineNumber, const WebCore::String& sourceID) {
JNIEnv* env = JSC::Bindings::getJNIEnv();
jstring jMessageStr = env->NewString((unsigned short *)message.characters(), message.length());
jstring jSourceIDStr = env->NewString((unsigned short *)sourceID.characters(), sourceID.length());
env->CallVoidMethod(m_javaGlue->object(env).get(), m_javaGlue->m_addMessageToConsole, jMessageStr, lineNumber, jSourceIDStr);
env->DeleteLocalRef(jMessageStr);
env->DeleteLocalRef(jSourceIDStr);
checkException(env);
}
void WebViewCore::jsAlert(const WebCore::String& url, const WebCore::String& text)
{
JNIEnv* env = JSC::Bindings::getJNIEnv();
jstring jInputStr = env->NewString((unsigned short *)text.characters(), text.length());
jstring jUrlStr = env->NewString((unsigned short *)url.characters(), url.length());
env->CallVoidMethod(m_javaGlue->object(env).get(), m_javaGlue->m_jsAlert, jUrlStr, jInputStr);
env->DeleteLocalRef(jInputStr);
env->DeleteLocalRef(jUrlStr);
checkException(env);
}
void WebViewCore::exceededDatabaseQuota(const WebCore::String& url, const WebCore::String& databaseIdentifier, const unsigned long long currentQuota)
{
#if ENABLE(DATABASE)
JNIEnv* env = JSC::Bindings::getJNIEnv();
jstring jDatabaseIdentifierStr = env->NewString((unsigned short *)databaseIdentifier.characters(), databaseIdentifier.length());
jstring jUrlStr = env->NewString((unsigned short *)url.characters(), url.length());
env->CallVoidMethod(m_javaGlue->object(env).get(), m_javaGlue->m_exceededDatabaseQuota, jUrlStr, jDatabaseIdentifierStr, currentQuota);
env->DeleteLocalRef(jDatabaseIdentifierStr);
env->DeleteLocalRef(jUrlStr);
checkException(env);
#endif
}
bool WebViewCore::jsConfirm(const WebCore::String& url, const WebCore::String& text)
{
JNIEnv* env = JSC::Bindings::getJNIEnv();
jstring jInputStr = env->NewString((unsigned short *)text.characters(), text.length());
jstring jUrlStr = env->NewString((unsigned short *)url.characters(), url.length());
jboolean result = env->CallBooleanMethod(m_javaGlue->object(env).get(), m_javaGlue->m_jsConfirm, jUrlStr, jInputStr);
env->DeleteLocalRef(jInputStr);
env->DeleteLocalRef(jUrlStr);
checkException(env);
return result;
}
bool WebViewCore::jsPrompt(const WebCore::String& url, const WebCore::String& text, const WebCore::String& defaultValue, WebCore::String& result)
{
JNIEnv* env = JSC::Bindings::getJNIEnv();
jstring jInputStr = env->NewString((unsigned short *)text.characters(), text.length());
jstring jDefaultStr = env->NewString((unsigned short *)defaultValue.characters(), defaultValue.length());
jstring jUrlStr = env->NewString((unsigned short *)url.characters(), url.length());
jstring returnVal = (jstring) env->CallObjectMethod(m_javaGlue->object(env).get(), m_javaGlue->m_jsPrompt, jUrlStr, jInputStr, jDefaultStr);
// If returnVal is null, it means that the user cancelled the dialog.
if (!returnVal)
return false;
result = to_string(env, returnVal);
env->DeleteLocalRef(jInputStr);
env->DeleteLocalRef(jDefaultStr);
env->DeleteLocalRef(jUrlStr);
checkException(env);
return true;
}
bool WebViewCore::jsUnload(const WebCore::String& url, const WebCore::String& message)
{
JNIEnv* env = JSC::Bindings::getJNIEnv();
jstring jInputStr = env->NewString((unsigned short *)message.characters(), message.length());
jstring jUrlStr = env->NewString((unsigned short *)url.characters(), url.length());
jboolean result = env->CallBooleanMethod(m_javaGlue->object(env).get(), m_javaGlue->m_jsUnload, jUrlStr, jInputStr);
env->DeleteLocalRef(jInputStr);
env->DeleteLocalRef(jUrlStr);
checkException(env);
return result;
}
bool WebViewCore::jsInterrupt()
{
JNIEnv* env = JSC::Bindings::getJNIEnv();
jboolean result = env->CallBooleanMethod(m_javaGlue->object(env).get(), m_javaGlue->m_jsInterrupt);
checkException(env);
return result;
}
AutoJObject
WebViewCore::getJavaObject()
{
return getRealObject(JSC::Bindings::getJNIEnv(), m_javaGlue->m_obj);
}
jobject
WebViewCore::getWebViewJavaObject()
{
JNIEnv* env = JSC::Bindings::getJNIEnv();
return env->GetObjectField(m_javaGlue->object(env).get(), gWebViewCoreFields.m_webView);
}
void WebViewCore::updateTextfield(WebCore::Node* ptr, bool changeToPassword,
const WebCore::String& text)
{
if (m_blockTextfieldUpdates)
return;
JNIEnv* env = JSC::Bindings::getJNIEnv();
if (changeToPassword) {
env->CallVoidMethod(m_javaGlue->object(env).get(), m_javaGlue->m_updateTextfield,
(int) ptr, true, 0, m_textGeneration);
checkException(env);
return;
}
int length = text.length();
jstring string = env->NewString((unsigned short *) text.characters(), length);
env->CallVoidMethod(m_javaGlue->object(env).get(), m_javaGlue->m_updateTextfield,
(int) ptr, false, string, m_textGeneration);
env->DeleteLocalRef(string);
checkException(env);
}
void WebViewCore::setSnapAnchor(int x, int y)
{
m_snapAnchorNode = 0;
if (!x && !y) {
return;
}
WebCore::IntPoint point = WebCore::IntPoint(x, y);
WebCore::Node* node = m_mainFrame->eventHandler()->hitTestResultAtPoint(point, false).innerNode();
if (node) {
// LOGD("found focus node name: %s, type %d\n", node->nodeName().utf8().data(), node->nodeType());
while (node) {
if (node->hasTagName(WebCore::HTMLNames::divTag) ||
node->hasTagName(WebCore::HTMLNames::tableTag)) {
m_snapAnchorNode = node;
return;
}
// LOGD("parent node name: %s, type %d\n", node->nodeName().utf8().data(), node->nodeType());
node = node->parentNode();
}
}
}
void WebViewCore::snapToAnchor()
{
if (m_snapAnchorNode) {
if (m_snapAnchorNode->inDocument()) {
FloatPoint pt = m_snapAnchorNode->renderer()->localToAbsolute();
scrollTo(pt.x(), pt.y());
} else {
m_snapAnchorNode = 0;
}
}
}
void WebViewCore::setBackgroundColor(SkColor c)
{
WebCore::FrameView* view = m_mainFrame->view();
if (!view)
return;
// need (int) cast to find the right constructor
WebCore::Color bcolor((int)SkColorGetR(c), (int)SkColorGetG(c),
(int)SkColorGetB(c), (int)SkColorGetA(c));
view->setBaseBackgroundColor(bcolor);
}
//----------------------------------------------------------------------
// Native JNI methods
//----------------------------------------------------------------------
static jstring WebCoreStringToJString(JNIEnv *env, WebCore::String string)
{
int length = string.length();
if (!length)
return 0;
jstring ret = env->NewString((jchar *)string.characters(), length);
env->DeleteLocalRef(ret);
return ret;
}
static void SetSize(JNIEnv *env, jobject obj, jint width, jint height,
jint screenWidth, jfloat scale, jint realScreenWidth, jint screenHeight)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOGV("webviewcore::nativeSetSize(%u %u)\n viewImpl: %p", (unsigned)width, (unsigned)height, viewImpl);
LOG_ASSERT(viewImpl, "viewImpl not set in nativeSetSize");
// convert the scale to an int
int s = (int) (scale * 100);
// a negative value indicates that we should not change the scale
if (scale < 0)
s = viewImpl->scale();
viewImpl->setSizeScreenWidthAndScale(width, height, screenWidth, s,
realScreenWidth, screenHeight);
}
static void SetScrollOffset(JNIEnv *env, jobject obj, jint dx, jint dy)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "need viewImpl");
viewImpl->setScrollOffset(dx, dy);
}
static void SetGlobalBounds(JNIEnv *env, jobject obj, jint x, jint y, jint h,
jint v)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "need viewImpl");
viewImpl->setGlobalBounds(x, y, h, v);
}
static jboolean Key(JNIEnv *env, jobject obj, jint keyCode, jint unichar,
jint repeatCount, jboolean isShift, jboolean isAlt, jboolean isDown)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "viewImpl not set in Key");
return viewImpl->key(keyCode, unichar, repeatCount, isShift, isAlt, isDown);
}
static jboolean Click(JNIEnv *env, jobject obj)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "viewImpl not set in Click");
return viewImpl->click();
}
static void DeleteSelection(JNIEnv *env, jobject obj, jint start, jint end)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
viewImpl->deleteSelection(start, end);
}
static void SetSelection(JNIEnv *env, jobject obj, jint start, jint end)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
viewImpl->setSelection(start, end);
}
static void ReplaceTextfieldText(JNIEnv *env, jobject obj,
jint oldStart, jint oldEnd, jstring replace, jint start, jint end)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
WebCore::String webcoreString = to_string(env, replace);
viewImpl->replaceTextfieldText(oldStart,
oldEnd, webcoreString, start, end);
}
static void PassToJs(JNIEnv *env, jobject obj,
jint generation, jstring currentText, jint keyCode,
jint keyValue, jboolean down, jboolean cap, jboolean fn, jboolean sym)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
LOGV("webviewcore::nativePassToJs()\n");
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "viewImpl not set in nativePassToJs");
WebCore::String current = to_string(env, currentText);
viewImpl->passToJs(
generation, current, keyCode, keyValue, down, cap, fn, sym);
}
static void SetFocusControllerActive(JNIEnv *env, jobject obj, jboolean active)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
LOGV("webviewcore::nativeSetFocusControllerActive()\n");
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "viewImpl not set in nativeSetFocusControllerActive");
viewImpl->setFocusControllerActive(active);
}
static void SaveDocumentState(JNIEnv *env, jobject obj, jint frame)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
LOGV("webviewcore::nativeSaveDocumentState()\n");
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "viewImpl not set in nativeSaveDocumentState");
viewImpl->saveDocumentState((WebCore::Frame*) frame);
}
static bool RecordContent(JNIEnv *env, jobject obj, jobject region, jobject pt)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
SkRegion* nativeRegion = GraphicsJNI::getNativeRegion(env, region);
SkIPoint nativePt;
bool result = viewImpl->recordContent(nativeRegion, &nativePt);
GraphicsJNI::ipoint_to_jpoint(nativePt, env, pt);
return result;
}
static void SplitContent(JNIEnv *env, jobject obj)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
viewImpl->splitContent();
}
static void SendListBoxChoice(JNIEnv* env, jobject obj, jint choice)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "viewImpl not set in nativeSendListBoxChoice");
viewImpl->popupReply(choice);
}
// Set aside a predetermined amount of space in which to place the listbox
// choices, to avoid unnecessary allocations.
// The size here is arbitrary. We want the size to be at least as great as the
// number of items in the average multiple-select listbox.
#define PREPARED_LISTBOX_STORAGE 10
static void SendListBoxChoices(JNIEnv* env, jobject obj, jbooleanArray jArray,
jint size)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "viewImpl not set in nativeSendListBoxChoices");
jboolean* ptrArray = env->GetBooleanArrayElements(jArray, 0);
SkAutoSTMalloc<PREPARED_LISTBOX_STORAGE, int> storage(size);
int* array = storage.get();
int count = 0;
for (int i = 0; i < size; i++) {
if (ptrArray[i]) {
array[count++] = i;
}
}
env->ReleaseBooleanArrayElements(jArray, ptrArray, JNI_ABORT);
viewImpl->popupReply(array, count);
}
static jstring FindAddress(JNIEnv *env, jobject obj, jstring addr)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
if (!addr)
return 0;
int length = env->GetStringLength(addr);
if (!length)
return 0;
const jchar* addrChars = env->GetStringChars(addr, 0);
int start, end;
bool success = CacheBuilder::FindAddress(addrChars, length,
&start, &end) == CacheBuilder::FOUND_COMPLETE;
jstring ret = 0;
if (success) {
ret = env->NewString((jchar*) addrChars + start, end - start);
env->DeleteLocalRef(ret);
}
env->ReleaseStringChars(addr, addrChars);
return ret;
}
static jboolean HandleTouchEvent(JNIEnv *env, jobject obj, jint action, jint x, jint y)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "viewImpl not set in %s", __FUNCTION__);
return viewImpl->handleTouchEvent(action, x, y);
}
static void TouchUp(JNIEnv *env, jobject obj, jint touchGeneration,
jint frame, jint node, jint x, jint y, jint size)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "viewImpl not set in %s", __FUNCTION__);
viewImpl->touchUp(touchGeneration,
(WebCore::Frame*) frame, (WebCore::Node*) node, x, y, size);
}
static jstring RetrieveHref(JNIEnv *env, jobject obj, jint frame,
jint node)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "viewImpl not set in %s", __FUNCTION__);
WebCore::String result = viewImpl->retrieveHref((WebCore::Frame*) frame,
(WebCore::Node*) node);
if (!result.isEmpty())
return WebCoreStringToJString(env, result);
return 0;
}
static void MoveMouse(JNIEnv *env, jobject obj, jint frame, jint node,
jint x, jint y)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "viewImpl not set in %s", __FUNCTION__);
viewImpl->moveMouse((WebCore::Frame*) frame, (WebCore::Node*) node, x,
y);
}
static void MoveMouseIfLatest(JNIEnv *env, jobject obj, jint moveGeneration,
jint frame, jint node, jint x, jint y,
jboolean ignoreNullFocus)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "viewImpl not set in %s", __FUNCTION__);
viewImpl->moveMouseIfLatest(moveGeneration,
(WebCore::Frame*) frame, (WebCore::Node*) node, x, y,
ignoreNullFocus);
}
static void UpdateFrameCache(JNIEnv *env, jobject obj)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "viewImpl not set in %s", __FUNCTION__);
viewImpl->updateFrameCache();
}
static jint GetContentMinPrefWidth(JNIEnv *env, jobject obj)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "viewImpl not set in %s", __FUNCTION__);
WebCore::Frame* frame = viewImpl->mainFrame();
if (frame) {
WebCore::Document* document = frame->document();
if (document) {
WebCore::RenderObject* renderer = document->renderer();
if (renderer && renderer->isRenderView()) {
return renderer->minPrefWidth();
}
}
}
return 0;
}
static void SetViewportSettingsFromNative(JNIEnv *env, jobject obj)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "viewImpl not set in %s", __FUNCTION__);
WebCore::Settings* s = viewImpl->mainFrame()->page()->settings();
if (!s)
return;
#ifdef ANDROID_META_SUPPORT
env->SetIntField(obj, gWebViewCoreFields.m_viewportWidth, s->viewportWidth());
env->SetIntField(obj, gWebViewCoreFields.m_viewportHeight, s->viewportHeight());
env->SetIntField(obj, gWebViewCoreFields.m_viewportInitialScale, s->viewportInitialScale());
env->SetIntField(obj, gWebViewCoreFields.m_viewportMinimumScale, s->viewportMinimumScale());
env->SetIntField(obj, gWebViewCoreFields.m_viewportMaximumScale, s->viewportMaximumScale());
env->SetBooleanField(obj, gWebViewCoreFields.m_viewportUserScalable, s->viewportUserScalable());
#endif
}
static void SetSnapAnchor(JNIEnv *env, jobject obj, jint x, jint y)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "viewImpl not set in %s", __FUNCTION__);
viewImpl->setSnapAnchor(x, y);
}
static void SnapToAnchor(JNIEnv *env, jobject obj)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "viewImpl not set in %s", __FUNCTION__);
viewImpl->snapToAnchor();
}
static void SetBackgroundColor(JNIEnv *env, jobject obj, jint color)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "viewImpl not set in %s", __FUNCTION__);
viewImpl->setBackgroundColor((SkColor) color);
}
static jstring GetSelection(JNIEnv *env, jobject obj, jobject selRgn)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "viewImpl not set in %s", __FUNCTION__);
SkRegion* selectionRegion = GraphicsJNI::getNativeRegion(env, selRgn);
WebCore::String result = viewImpl->getSelection(selectionRegion);
if (!result.isEmpty())
return WebCoreStringToJString(env, result);
return 0;
}
static void DumpDomTree(JNIEnv *env, jobject obj, jboolean useFile)
{
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "viewImpl not set in %s", __FUNCTION__);
viewImpl->dumpDomTree(useFile);
}
static void DumpRenderTree(JNIEnv *env, jobject obj, jboolean useFile)
{
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "viewImpl not set in %s", __FUNCTION__);
viewImpl->dumpRenderTree(useFile);
}
static void DumpNavTree(JNIEnv *env, jobject obj)
{
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
LOG_ASSERT(viewImpl, "viewImpl not set in %s", __FUNCTION__);
viewImpl->dumpNavTree();
}
// Called from the Java side to set a new quota for the origin in response.
// to a notification that the original quota was exceeded.
static void SetDatabaseQuota(JNIEnv* env, jobject obj, jlong quota) {
#if ENABLE(DATABASE)
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
Frame* frame = viewImpl->mainFrame();
// The main thread is blocked awaiting this response, so now we can wake it
// up.
ChromeClientAndroid* chromeC = static_cast<ChromeClientAndroid*>(frame->page()->chrome()->client());
chromeC->wakeUpMainThreadWithNewQuota(quota);
#endif
}
static void RegisterURLSchemeAsLocal(JNIEnv* env, jobject obj, jstring scheme) {
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebCore::FrameLoader::registerURLSchemeAsLocal(to_string(env, scheme));
}
static void ClearContent(JNIEnv *env, jobject obj)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
viewImpl->clearContent();
}
static void CopyContentToPicture(JNIEnv *env, jobject obj, jobject pict)
{
#ifdef ANDROID_INSTRUMENT
TimeCounterAuto counter(TimeCounter::WebViewCoreTimeCounter);
#endif
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
if (!viewImpl)
return;
SkPicture* picture = GraphicsJNI::getNativePicture(env, pict);
viewImpl->copyContentToPicture(picture);
}
static bool DrawContent(JNIEnv *env, jobject obj, jobject canv, jint color)
{
// Note: this is called from UI thread, don't count it for WebViewCoreTimeCounter
WebViewCore* viewImpl = GET_NATIVE_VIEW(env, obj);
SkCanvas* canvas = GraphicsJNI::getNativeCanvas(env, canv);
return viewImpl->drawContent(canvas, color);
}
static bool PictureReady(JNIEnv* env, jobject obj)
{
return GET_NATIVE_VIEW(env, obj)->pictureReady();
}
static void Pause(JNIEnv* env, jobject obj)
{
ANPEvent event;
SkANP::InitEvent(&event, kPause_ANPEventType);
GET_NATIVE_VIEW(env, obj)->sendPluginEvent(event);
}
static void Resume(JNIEnv* env, jobject obj)
{
ANPEvent event;
SkANP::InitEvent(&event, kResume_ANPEventType);
GET_NATIVE_VIEW(env, obj)->sendPluginEvent(event);
}
// ----------------------------------------------------------------------------
/*
* JNI registration.
*/
static JNINativeMethod gJavaWebViewCoreMethods[] = {
{ "nativeClearContent", "()V",
(void*) ClearContent },
{ "nativeCopyContentToPicture", "(Landroid/graphics/Picture;)V",
(void*) CopyContentToPicture },
{ "nativeDrawContent", "(Landroid/graphics/Canvas;I)Z",
(void*) DrawContent } ,
{ "nativeKey", "(IIIZZZ)Z",
(void*) Key },
{ "nativeClick", "()Z",
(void*) Click },
{ "nativePictureReady", "()Z",
(void*) PictureReady } ,
{ "nativeSendListBoxChoices", "([ZI)V",
(void*) SendListBoxChoices },
{ "nativeSendListBoxChoice", "(I)V",
(void*) SendListBoxChoice },
{ "nativeSetSize", "(IIIFII)V",
(void*) SetSize },
{ "nativeSetScrollOffset", "(II)V",
(void*) SetScrollOffset },
{ "nativeSetGlobalBounds", "(IIII)V",
(void*) SetGlobalBounds },
{ "nativeSetSelection", "(II)V",
(void*) SetSelection } ,
{ "nativeDeleteSelection", "(II)V",
(void*) DeleteSelection } ,
{ "nativeReplaceTextfieldText", "(IILjava/lang/String;II)V",
(void*) ReplaceTextfieldText } ,
{ "nativeMoveMouse", "(IIII)V",
(void*) MoveMouse },
{ "nativeMoveMouseIfLatest", "(IIIIIZ)V",
(void*) MoveMouseIfLatest },
{ "passToJs", "(ILjava/lang/String;IIZZZZ)V",
(void*) PassToJs } ,
{ "nativeSetFocusControllerActive", "(Z)V",
(void*) SetFocusControllerActive },
{ "nativeSaveDocumentState", "(I)V",
(void*) SaveDocumentState },
{ "nativeFindAddress", "(Ljava/lang/String;)Ljava/lang/String;",
(void*) FindAddress },
{ "nativeHandleTouchEvent", "(III)Z",
(void*) HandleTouchEvent },
{ "nativeTouchUp", "(IIIIII)V",
(void*) TouchUp },
{ "nativeRetrieveHref", "(II)Ljava/lang/String;",
(void*) RetrieveHref },
{ "nativeUpdateFrameCache", "()V",
(void*) UpdateFrameCache },
{ "nativeGetContentMinPrefWidth", "()I",
(void*) GetContentMinPrefWidth },
{ "nativeRecordContent", "(Landroid/graphics/Region;Landroid/graphics/Point;)Z",
(void*) RecordContent },
{ "setViewportSettingsFromNative", "()V",
(void*) SetViewportSettingsFromNative },
{ "nativeSetSnapAnchor", "(II)V",
(void*) SetSnapAnchor },
{ "nativeSnapToAnchor", "()V",
(void*) SnapToAnchor },
{ "nativeSplitContent", "()V",
(void*) SplitContent },
{ "nativeSetBackgroundColor", "(I)V",
(void*) SetBackgroundColor },
{ "nativeGetSelection", "(Landroid/graphics/Region;)Ljava/lang/String;",
(void*) GetSelection },
{ "nativeRegisterURLSchemeAsLocal", "(Ljava/lang/String;)V",
(void*) RegisterURLSchemeAsLocal },
{ "nativeDumpDomTree", "(Z)V",
(void*) DumpDomTree },
{ "nativeDumpRenderTree", "(Z)V",
(void*) DumpRenderTree },
{ "nativeDumpNavTree", "()V",
(void*) DumpNavTree },
{ "nativeSetDatabaseQuota", "(J)V",
(void*) SetDatabaseQuota },
{ "nativePause", "()V", (void*) Pause },
{ "nativeResume", "()V", (void*) Resume },
};
int register_webviewcore(JNIEnv* env)
{
jclass widget = env->FindClass("android/webkit/WebViewCore");
LOG_ASSERT(widget,
"Unable to find class android/webkit/WebViewCore");
gWebViewCoreFields.m_nativeClass = env->GetFieldID(widget, "mNativeClass",
"I");
LOG_ASSERT(gWebViewCoreFields.m_nativeClass,
"Unable to find android/webkit/WebViewCore.mNativeClass");
gWebViewCoreFields.m_viewportWidth = env->GetFieldID(widget,
"mViewportWidth", "I");
LOG_ASSERT(gWebViewCoreFields.m_viewportWidth,
"Unable to find android/webkit/WebViewCore.mViewportWidth");
gWebViewCoreFields.m_viewportHeight = env->GetFieldID(widget,
"mViewportHeight", "I");
LOG_ASSERT(gWebViewCoreFields.m_viewportHeight,
"Unable to find android/webkit/WebViewCore.mViewportHeight");
gWebViewCoreFields.m_viewportInitialScale = env->GetFieldID(widget,
"mViewportInitialScale", "I");
LOG_ASSERT(gWebViewCoreFields.m_viewportInitialScale,
"Unable to find android/webkit/WebViewCore.mViewportInitialScale");
gWebViewCoreFields.m_viewportMinimumScale = env->GetFieldID(widget,
"mViewportMinimumScale", "I");
LOG_ASSERT(gWebViewCoreFields.m_viewportMinimumScale,
"Unable to find android/webkit/WebViewCore.mViewportMinimumScale");
gWebViewCoreFields.m_viewportMaximumScale = env->GetFieldID(widget,
"mViewportMaximumScale", "I");
LOG_ASSERT(gWebViewCoreFields.m_viewportMaximumScale,
"Unable to find android/webkit/WebViewCore.mViewportMaximumScale");
gWebViewCoreFields.m_viewportUserScalable = env->GetFieldID(widget,
"mViewportUserScalable", "Z");
LOG_ASSERT(gWebViewCoreFields.m_viewportUserScalable,
"Unable to find android/webkit/WebViewCore.mViewportUserScalable");
gWebViewCoreFields.m_webView = env->GetFieldID(widget,
"mWebView", "Landroid/webkit/WebView;");
LOG_ASSERT(gWebViewCoreFields.m_webView,
"Unable to find android/webkit/WebViewCore.mWebView");
return jniRegisterNativeMethods(env, "android/webkit/WebViewCore",
gJavaWebViewCoreMethods, NELEM(gJavaWebViewCoreMethods));
}
} /* namespace android */