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gecko-dev/widget/android/AndroidBridge.cpp

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/* -*- Mode: c++; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/Util.h"
#include "mozilla/layers/CompositorChild.h"
#include "mozilla/layers/CompositorParent.h"
#include <android/log.h>
#include <dlfcn.h>
#include "mozilla/Hal.h"
#include "nsXULAppAPI.h"
#include <prthread.h>
#include "nsXPCOMStrings.h"
#include "AndroidBridge.h"
#include "AndroidJNIWrapper.h"
#include "AndroidBridgeUtilities.h"
#include "nsAppShell.h"
#include "nsOSHelperAppService.h"
#include "nsWindow.h"
#include "mozilla/Preferences.h"
#include "nsThreadUtils.h"
#include "nsIThreadManager.h"
#include "mozilla/dom/mobilemessage/PSms.h"
#include "gfxImageSurface.h"
#include "gfxContext.h"
#include "gfxUtils.h"
#include "nsPresContext.h"
#include "nsIDocShell.h"
#include "nsPIDOMWindow.h"
#include "mozilla/dom/ScreenOrientation.h"
#include "nsIDOMWindowUtils.h"
#include "nsIDOMClientRect.h"
#include "StrongPointer.h"
#include "mozilla/ClearOnShutdown.h"
#include "nsPrintfCString.h"
#ifdef DEBUG
#define ALOG_BRIDGE(args...) ALOG(args)
#else
#define ALOG_BRIDGE(args...) ((void)0)
#endif
using namespace mozilla;
NS_IMPL_ISUPPORTS0(nsFilePickerCallback)
StaticRefPtr<AndroidBridge> AndroidBridge::sBridge;
static unsigned sJavaEnvThreadIndex = 0;
static void JavaThreadDetachFunc(void *arg);
// This is a dummy class that can be used in the template for android::sp
class AndroidRefable {
void incStrong(void* thing) { }
void decStrong(void* thing) { }
};
// This isn't in AndroidBridge.h because including StrongPointer.h there is gross
static android::sp<AndroidRefable> (*android_SurfaceTexture_getNativeWindow)(JNIEnv* env, jobject surfaceTexture) = nullptr;
jclass AndroidBridge::GetClassGlobalRef(JNIEnv* env, const char* className)
{
jobject classLocalRef = env->FindClass(className);
if (!classLocalRef) {
ALOG(">>> FATAL JNI ERROR! FindClass(className=\"%s\") failed. Did "
"ProGuard optimize away a non-public class?", className);
env->ExceptionDescribe();
MOZ_CRASH();
}
jobject classGlobalRef = env->NewGlobalRef(classLocalRef);
if (!classGlobalRef) {
env->ExceptionDescribe();
MOZ_CRASH();
}
// Local ref no longer necessary because we have a global ref.
env->DeleteLocalRef(classLocalRef);
classLocalRef = NULL;
return static_cast<jclass>(classGlobalRef);
}
jmethodID AndroidBridge::GetMethodID(JNIEnv* env, jclass jClass,
const char* methodName, const char* methodType)
{
jmethodID methodID = env->GetMethodID(jClass, methodName, methodType);
if (!methodID) {
ALOG(">>> FATAL JNI ERROR! GetMethodID(methodName=\"%s\", "
"methodType=\"%s\") failed. Did ProGuard optimize away a non-"
"public method?", methodName, methodType);
env->ExceptionDescribe();
MOZ_CRASH();
}
return methodID;
}
jmethodID AndroidBridge::GetStaticMethodID(JNIEnv* env, jclass jClass,
const char* methodName, const char* methodType)
{
jmethodID methodID = env->GetStaticMethodID(jClass, methodName, methodType);
if (!methodID) {
ALOG(">>> FATAL JNI ERROR! GetStaticMethodID(methodName=\"%s\", "
"methodType=\"%s\") failed. Did ProGuard optimize away a non-"
"public method?", methodName, methodType);
env->ExceptionDescribe();
MOZ_CRASH();
}
return methodID;
}
jfieldID AndroidBridge::GetFieldID(JNIEnv* env, jclass jClass,
const char* fieldName, const char* fieldType)
{
jfieldID fieldID = env->GetFieldID(jClass, fieldName, fieldType);
if (!fieldID) {
ALOG(">>> FATAL JNI ERROR! GetFieldID(fieldName=\"%s\", "
"fieldType=\"%s\") failed. Did ProGuard optimize away a non-"
"public field?", fieldName, fieldType);
env->ExceptionDescribe();
MOZ_CRASH();
}
return fieldID;
}
jfieldID AndroidBridge::GetStaticFieldID(JNIEnv* env, jclass jClass,
const char* fieldName, const char* fieldType)
{
jfieldID fieldID = env->GetStaticFieldID(jClass, fieldName, fieldType);
if (!fieldID) {
ALOG(">>> FATAL JNI ERROR! GetStaticFieldID(fieldName=\"%s\", "
"fieldType=\"%s\") failed. Did ProGuard optimize away a non-"
"public field?", fieldName, fieldType);
env->ExceptionDescribe();
MOZ_CRASH();
}
return fieldID;
}
void
AndroidBridge::ConstructBridge(JNIEnv *jEnv)
{
/* NSS hack -- bionic doesn't handle recursive unloads correctly,
* because library finalizer functions are called with the dynamic
* linker lock still held. This results in a deadlock when trying
* to call dlclose() while we're already inside dlclose().
* Conveniently, NSS has an env var that can prevent it from unloading.
*/
putenv("NSS_DISABLE_UNLOAD=1");
PR_NewThreadPrivateIndex(&sJavaEnvThreadIndex, JavaThreadDetachFunc);
AndroidBridge *bridge = new AndroidBridge();
if (!bridge->Init(jEnv)) {
delete bridge;
}
sBridge = bridge;
}
bool
AndroidBridge::Init(JNIEnv *jEnv)
{
ALOG_BRIDGE("AndroidBridge::Init");
jEnv->GetJavaVM(&mJavaVM);
AutoLocalJNIFrame jniFrame(jEnv);
mJNIEnv = nullptr;
mThread = -1;
mGLControllerObj = nullptr;
mOpenedGraphicsLibraries = false;
mHasNativeBitmapAccess = false;
mHasNativeWindowAccess = false;
mHasNativeWindowFallback = false;
initInit();
InitStubs(jEnv);
#ifdef MOZ_WEBSMS_BACKEND
mAndroidSmsMessageClass = getClassGlobalRef("android/telephony/SmsMessage");
jCalculateLength = getStaticMethod("calculateLength", "(Ljava/lang/CharSequence;Z)[I");
#endif
jStringClass = getClassGlobalRef("java/lang/String");
if (!GetStaticIntField("android/os/Build$VERSION", "SDK_INT", &mAPIVersion, jEnv)) {
ALOG_BRIDGE("Failed to find API version");
}
jSurfaceClass = getClassGlobalRef("android/view/Surface");
if (mAPIVersion <= 8 /* Froyo */) {
jSurfacePointerField = getField("mSurface", "I");
} else {
jSurfacePointerField = getField("mNativeSurface", "I");
// Apparently mNativeSurface doesn't exist in Key Lime Pie, so just clear the
// exception if we have one and move on.
if (jEnv->ExceptionCheck()) {
jEnv->ExceptionClear();
}
}
jclass eglClass = getClassGlobalRef("com/google/android/gles_jni/EGLSurfaceImpl");
if (eglClass) {
jEGLSurfacePointerField = getField("mEGLSurface", "I");
} else {
jEGLSurfacePointerField = 0;
}
InitAndroidJavaWrappers(jEnv);
// jEnv should NOT be cached here by anything -- the jEnv here
// is not valid for the real gecko main thread, which is set
// at SetMainThread time.
return true;
}
bool
AndroidBridge::SetMainThread(pthread_t thr)
{
ALOG_BRIDGE("AndroidBridge::SetMainThread");
if (thr) {
mThread = thr;
mJavaVM->GetEnv((void**) &mJNIEnv, JNI_VERSION_1_2);
return (bool) mJNIEnv;
}
mJNIEnv = nullptr;
mThread = -1;
return true;
}
// Raw JNIEnv variants.
jstring AndroidBridge::NewJavaString(JNIEnv* env, const PRUnichar* string, uint32_t len) {
jstring ret = env->NewString(string, len);
if (env->ExceptionCheck()) {
ALOG_BRIDGE("Exceptional exit of: %s", __PRETTY_FUNCTION__);
env->ExceptionDescribe();
env->ExceptionClear();
return NULL;
}
return ret;
}
jstring AndroidBridge::NewJavaString(JNIEnv* env, const nsAString& string) {
return NewJavaString(env, string.BeginReading(), string.Length());
}
jstring AndroidBridge::NewJavaString(JNIEnv* env, const char* string) {
return NewJavaString(env, NS_ConvertUTF8toUTF16(string));
}
jstring AndroidBridge::NewJavaString(JNIEnv* env, const nsACString& string) {
return NewJavaString(env, NS_ConvertUTF8toUTF16(string));
}
// AutoLocalJNIFrame variants..
jstring AndroidBridge::NewJavaString(AutoLocalJNIFrame* frame, const PRUnichar* string, uint32_t len) {
return NewJavaString(frame->GetEnv(), string, len);
}
jstring AndroidBridge::NewJavaString(AutoLocalJNIFrame* frame, const nsAString& string) {
return NewJavaString(frame, string.BeginReading(), string.Length());
}
jstring AndroidBridge::NewJavaString(AutoLocalJNIFrame* frame, const char* string) {
return NewJavaString(frame, NS_ConvertUTF8toUTF16(string));
}
jstring AndroidBridge::NewJavaString(AutoLocalJNIFrame* frame, const nsACString& string) {
return NewJavaString(frame, NS_ConvertUTF8toUTF16(string));
}
static void
getHandlersFromStringArray(JNIEnv *aJNIEnv, jobjectArray jArr, jsize aLen,
nsIMutableArray *aHandlersArray,
nsIHandlerApp **aDefaultApp,
const nsAString& aAction = EmptyString(),
const nsACString& aMimeType = EmptyCString())
{
nsString empty = EmptyString();
for (jsize i = 0; i < aLen; i+=4) {
nsJNIString name(
static_cast<jstring>(aJNIEnv->GetObjectArrayElement(jArr, i)), aJNIEnv);
nsJNIString isDefault(
static_cast<jstring>(aJNIEnv->GetObjectArrayElement(jArr, i + 1)), aJNIEnv);
nsJNIString packageName(
static_cast<jstring>(aJNIEnv->GetObjectArrayElement(jArr, i + 2)), aJNIEnv);
nsJNIString className(
static_cast<jstring>(aJNIEnv->GetObjectArrayElement(jArr, i + 3)), aJNIEnv);
nsIHandlerApp* app = nsOSHelperAppService::
CreateAndroidHandlerApp(name, className, packageName,
className, aMimeType, aAction);
aHandlersArray->AppendElement(app, false);
if (aDefaultApp && isDefault.Length() > 0)
*aDefaultApp = app;
}
}
bool
AndroidBridge::GetHandlersForMimeType(const nsAString& aMimeType,
nsIMutableArray *aHandlersArray,
nsIHandlerApp **aDefaultApp,
const nsAString& aAction)
{
ALOG_BRIDGE("AndroidBridge::GetHandlersForMimeType");
JNIEnv *env = GetJNIEnv();
if (!env)
return false;
jobjectArray arr = GetHandlersForMimeTypeWrapper(aMimeType, aAction);
if (!arr)
return false;
jsize len = env->GetArrayLength(arr);
if (!aHandlersArray)
return len > 0;
getHandlersFromStringArray(env, arr, len, aHandlersArray,
aDefaultApp, aAction,
NS_ConvertUTF16toUTF8(aMimeType));
env->DeleteLocalRef(arr);
return true;
}
bool
AndroidBridge::GetHandlersForURL(const nsAString& aURL,
nsIMutableArray* aHandlersArray,
nsIHandlerApp **aDefaultApp,
const nsAString& aAction)
{
ALOG_BRIDGE("AndroidBridge::GetHandlersForURL");
JNIEnv *env = GetJNIEnv();
if (!env)
return false;
jobjectArray arr = GetHandlersForURLWrapper(aURL, aAction);
if (!arr)
return false;
jsize len = env->GetArrayLength(arr);
if (!aHandlersArray)
return len > 0;
getHandlersFromStringArray(env, arr, len, aHandlersArray,
aDefaultApp, aAction);
env->DeleteLocalRef(arr);
return true;
}
void
AndroidBridge::GetMimeTypeFromExtensions(const nsACString& aFileExt, nsCString& aMimeType)
{
ALOG_BRIDGE("AndroidBridge::GetMimeTypeFromExtensions");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
jstring jstrType = GetMimeTypeFromExtensionsWrapper(NS_ConvertUTF8toUTF16(aFileExt));
if (!jstrType) {
return;
}
nsJNIString jniStr(jstrType, env);
CopyUTF16toUTF8(jniStr.get(), aMimeType);
env->DeleteLocalRef(jstrType);
}
void
AndroidBridge::GetExtensionFromMimeType(const nsACString& aMimeType, nsACString& aFileExt)
{
ALOG_BRIDGE("AndroidBridge::GetExtensionFromMimeType");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
jstring jstrExt = GetExtensionFromMimeTypeWrapper(NS_ConvertUTF8toUTF16(aMimeType));
if (!jstrExt) {
return;
}
nsJNIString jniStr(jstrExt, env);
CopyUTF16toUTF8(jniStr.get(), aFileExt);
env->DeleteLocalRef(jstrExt);
}
bool
AndroidBridge::GetClipboardText(nsAString& aText)
{
ALOG_BRIDGE("AndroidBridge::GetClipboardText");
JNIEnv *env = GetJNIEnv();
if (!env)
return false;
jstring result = GetClipboardTextWrapper();
if (!result)
return false;
nsJNIString jniStr(result, env);
aText.Assign(jniStr);
env->DeleteLocalRef(result);
return true;
}
bool
AndroidBridge::ClipboardHasText()
{
ALOG_BRIDGE("AndroidBridge::ClipboardHasText");
JNIEnv *env = GetJNIEnv();
if (!env)
return false;
AutoLocalJNIFrame jniFrame(env);
jstring jStr = GetClipboardTextWrapper();
bool ret = jStr;
return ret;
}
void
AndroidBridge::EmptyClipboard()
{
ALOG_BRIDGE("AndroidBridge::EmptyClipboard");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env, 0);
env->CallStaticVoidMethod(mClipboardClass, jSetClipboardText, nullptr);
}
void
AndroidBridge::ShowAlertNotification(const nsAString& aImageUrl,
const nsAString& aAlertTitle,
const nsAString& aAlertText,
const nsAString& aAlertCookie,
nsIObserver *aAlertListener,
const nsAString& aAlertName)
{
if (nsAppShell::gAppShell && aAlertListener) {
// This will remove any observers already registered for this id
nsAppShell::gAppShell->PostEvent(AndroidGeckoEvent::MakeAddObserver(aAlertName, aAlertListener));
}
ShowAlertNotificationWrapper(aImageUrl, aAlertTitle, aAlertText, aAlertCookie, aAlertName);
}
int
AndroidBridge::GetDPI()
{
static int sDPI = 0;
if (sDPI)
return sDPI;
const int DEFAULT_DPI = 160;
sDPI = GetDpiWrapper();
if (!sDPI) {
return DEFAULT_DPI;
}
return sDPI;
}
int
AndroidBridge::GetScreenDepth()
{
ALOG_BRIDGE("%s", __PRETTY_FUNCTION__);
static int sDepth = 0;
if (sDepth)
return sDepth;
const int DEFAULT_DEPTH = 16;
sDepth = GetScreenDepthWrapper();
if (!sDepth)
return DEFAULT_DEPTH;
return sDepth;
}
void
AndroidBridge::ShowFilePickerForExtensions(nsAString& aFilePath, const nsAString& aExtensions)
{
JNIEnv *env = GetJNIEnv();
if (!env)
return;
jstring jstr = ShowFilePickerForExtensionsWrapper(aExtensions);
if (jstr == nullptr) {
return;
}
aFilePath.Assign(nsJNIString(jstr, env));
env->DeleteLocalRef(jstr);
}
void
AndroidBridge::ShowFilePickerForMimeType(nsAString& aFilePath, const nsAString& aMimeType)
{
JNIEnv *env = GetJNIEnv();
if (!env)
return;
jstring jstr = ShowFilePickerForMimeTypeWrapper(aMimeType);
if (jstr == nullptr) {
return;
}
aFilePath.Assign(nsJNIString(jstr, env));
env->DeleteLocalRef(jstr);
}
void
AndroidBridge::ShowFilePickerAsync(const nsAString& aMimeType, nsFilePickerCallback* callback)
{
callback->AddRef();
ShowFilePickerAsyncWrapper(aMimeType, (int64_t) callback);
}
void
AndroidBridge::HideProgressDialogOnce()
{
static bool once = false;
if (once)
return;
HideProgressDialog();
once = true;
}
void
AndroidBridge::Vibrate(const nsTArray<uint32_t>& aPattern)
{
ALOG_BRIDGE("%s", __PRETTY_FUNCTION__);
uint32_t len = aPattern.Length();
if (!len) {
ALOG_BRIDGE(" invalid 0-length array");
return;
}
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
// It's clear if this worth special-casing, but it creates less
// java junk, so dodges the GC.
if (len == 1) {
jlong d = aPattern[0];
if (d < 0) {
ALOG_BRIDGE(" invalid vibration duration < 0");
return;
}
Vibrate1(d);
return;
}
// First element of the array vibrate() expects is how long to wait
// *before* vibrating. For us, this is always 0.
jlongArray array = env->NewLongArray(len + 1);
if (!array) {
ALOG_BRIDGE(" failed to allocate array");
return;
}
jlong* elts = env->GetLongArrayElements(array, nullptr);
elts[0] = 0;
for (uint32_t i = 0; i < aPattern.Length(); ++i) {
jlong d = aPattern[i];
if (d < 0) {
ALOG_BRIDGE(" invalid vibration duration < 0");
env->ReleaseLongArrayElements(array, elts, JNI_ABORT);
return;
}
elts[i + 1] = d;
}
env->ReleaseLongArrayElements(array, elts, 0);
VibrateA(array, -1/*don't repeat*/);
}
void
AndroidBridge::GetSystemColors(AndroidSystemColors *aColors)
{
NS_ASSERTION(aColors != nullptr, "AndroidBridge::GetSystemColors: aColors is null!");
if (!aColors)
return;
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
jintArray arr = GetSystemColoursWrapper();
if (!arr)
return;
uint32_t len = static_cast<uint32_t>(env->GetArrayLength(arr));
jint *elements = env->GetIntArrayElements(arr, 0);
uint32_t colorsCount = sizeof(AndroidSystemColors) / sizeof(nscolor);
if (len < colorsCount)
colorsCount = len;
// Convert Android colors to nscolor by switching R and B in the ARGB 32 bit value
nscolor *colors = (nscolor*)aColors;
for (uint32_t i = 0; i < colorsCount; i++) {
uint32_t androidColor = static_cast<uint32_t>(elements[i]);
uint8_t r = (androidColor & 0x00ff0000) >> 16;
uint8_t b = (androidColor & 0x000000ff);
colors[i] = (androidColor & 0xff00ff00) | (b << 16) | r;
}
env->ReleaseIntArrayElements(arr, elements, 0);
}
void
AndroidBridge::GetIconForExtension(const nsACString& aFileExt, uint32_t aIconSize, uint8_t * const aBuf)
{
ALOG_BRIDGE("AndroidBridge::GetIconForExtension");
NS_ASSERTION(aBuf != nullptr, "AndroidBridge::GetIconForExtension: aBuf is null!");
if (!aBuf)
return;
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
jbyteArray arr = GetIconForExtensionWrapper(NS_ConvertUTF8toUTF16(aFileExt), aIconSize);
NS_ASSERTION(arr != nullptr, "AndroidBridge::GetIconForExtension: Returned pixels array is null!");
if (!arr)
return;
uint32_t len = static_cast<uint32_t>(env->GetArrayLength(arr));
jbyte *elements = env->GetByteArrayElements(arr, 0);
uint32_t bufSize = aIconSize * aIconSize * 4;
NS_ASSERTION(len == bufSize, "AndroidBridge::GetIconForExtension: Pixels array is incomplete!");
if (len == bufSize)
memcpy(aBuf, elements, bufSize);
env->ReleaseByteArrayElements(arr, elements, 0);
}
void
AndroidBridge::SetLayerClient(JNIEnv* env, jobject jobj)
{
// if resetting is true, that means Android destroyed our GeckoApp activity
// and we had to recreate it, but all the Gecko-side things were not destroyed.
// We therefore need to link up the new java objects to Gecko, and that's what
// we do here.
bool resetting = (mLayerClient != NULL);
if (resetting) {
// clear out the old layer client
env->DeleteGlobalRef(mLayerClient->wrappedObject());
delete mLayerClient;
mLayerClient = NULL;
}
AndroidGeckoLayerClient *client = new AndroidGeckoLayerClient();
client->Init(env->NewGlobalRef(jobj));
mLayerClient = client;
if (resetting) {
// since we are re-linking the new java objects to Gecko, we need to get
// the viewport from the compositor (since the Java copy was thrown away)
// and we do that by setting the first-paint flag.
nsWindow::ForceIsFirstPaint();
}
}
void
AndroidBridge::RegisterCompositor(JNIEnv *env)
{
ALOG_BRIDGE("AndroidBridge::RegisterCompositor");
if (mGLControllerObj) {
// we already have this set up, no need to do it again
return;
}
if (!env) {
env = GetJNIForThread(); // called on the compositor thread
}
if (!env) {
return;
}
jobject glController = RegisterCompositorWrapper();
if (!glController) {
return;
}
mGLControllerObj = env->NewGlobalRef(glController);
env->DeleteLocalRef(glController);
}
EGLSurface
AndroidBridge::ProvideEGLSurface()
{
if (!jEGLSurfacePointerField) {
return NULL;
}
MOZ_ASSERT(mGLControllerObj, "AndroidBridge::ProvideEGLSurface called with a null GL controller ref");
JNIEnv* env = GetJNIForThread(); // called on the compositor thread
if (!env) {
return NULL;
}
jobject eglSurface = ProvideEGLSurfaceWrapper(mGLControllerObj);
if (!eglSurface)
return NULL;
EGLSurface ret = reinterpret_cast<EGLSurface>(env->GetIntField(eglSurface, jEGLSurfacePointerField));
env->DeleteLocalRef(eglSurface);
return ret;
}
bool
AndroidBridge::GetStaticIntField(const char *className, const char *fieldName, int32_t* aInt, JNIEnv* jEnv /* = nullptr */)
{
ALOG_BRIDGE("AndroidBridge::GetStaticIntField %s", fieldName);
if (!jEnv) {
jEnv = GetJNIEnv();
if (!jEnv)
return false;
}
initInit();
getClassGlobalRef(className);
jfieldID field = getStaticField(fieldName, "I");
if (!field) {
jEnv->DeleteGlobalRef(jClass);
return false;
}
*aInt = static_cast<int32_t>(jEnv->GetStaticIntField(jClass, field));
jEnv->DeleteGlobalRef(jClass);
return true;
}
bool
AndroidBridge::GetStaticStringField(const char *className, const char *fieldName, nsAString &result, JNIEnv* jEnv /* = nullptr */)
{
ALOG_BRIDGE("AndroidBridge::GetStaticStringField %s", fieldName);
if (!jEnv) {
jEnv = GetJNIEnv();
if (!jEnv)
return false;
}
initInit();
getClassGlobalRef(className);
jfieldID field = getStaticField(fieldName, "Ljava/lang/String;");
if (!field) {
jEnv->DeleteGlobalRef(jClass);
return false;
}
jstring jstr = (jstring) jEnv->GetStaticObjectField(jClass, field);
jEnv->DeleteGlobalRef(jClass);
if (!jstr)
return false;
result.Assign(nsJNIString(jstr, jEnv));
jEnv->DeleteLocalRef(jstr);
return true;
}
// Available for places elsewhere in the code to link to.
bool
mozilla_AndroidBridge_SetMainThread(pthread_t thr)
{
return AndroidBridge::Bridge()->SetMainThread(thr);
}
jclass GetGeckoAppShellClass()
{
return mozilla::AndroidBridge::GetGeckoAppShellClass();
}
void*
AndroidBridge::GetNativeSurface(JNIEnv* env, jobject surface) {
if (!env || !mHasNativeWindowFallback || !jSurfacePointerField)
return nullptr;
return (void*)env->GetIntField(surface, jSurfacePointerField);
}
void
AndroidBridge::OpenGraphicsLibraries()
{
if (!mOpenedGraphicsLibraries) {
// Try to dlopen libjnigraphics.so for direct bitmap access on
// Android 2.2+ (API level 8)
mOpenedGraphicsLibraries = true;
mHasNativeWindowAccess = false;
mHasNativeWindowFallback = false;
mHasNativeBitmapAccess = false;
void *handle = dlopen("libjnigraphics.so", RTLD_LAZY | RTLD_LOCAL);
if (handle) {
AndroidBitmap_getInfo = (int (*)(JNIEnv *, jobject, void *))dlsym(handle, "AndroidBitmap_getInfo");
AndroidBitmap_lockPixels = (int (*)(JNIEnv *, jobject, void **))dlsym(handle, "AndroidBitmap_lockPixels");
AndroidBitmap_unlockPixels = (int (*)(JNIEnv *, jobject))dlsym(handle, "AndroidBitmap_unlockPixels");
mHasNativeBitmapAccess = AndroidBitmap_getInfo && AndroidBitmap_lockPixels && AndroidBitmap_unlockPixels;
ALOG_BRIDGE("Successfully opened libjnigraphics.so, have native bitmap access? %d", mHasNativeBitmapAccess);
}
// Try to dlopen libandroid.so for and native window access on
// Android 2.3+ (API level 9)
handle = dlopen("libandroid.so", RTLD_LAZY | RTLD_LOCAL);
if (handle) {
ANativeWindow_fromSurface = (void* (*)(JNIEnv*, jobject))dlsym(handle, "ANativeWindow_fromSurface");
ANativeWindow_release = (void (*)(void*))dlsym(handle, "ANativeWindow_release");
ANativeWindow_setBuffersGeometry = (int (*)(void*, int, int, int)) dlsym(handle, "ANativeWindow_setBuffersGeometry");
ANativeWindow_lock = (int (*)(void*, void*, void*)) dlsym(handle, "ANativeWindow_lock");
ANativeWindow_unlockAndPost = (int (*)(void*))dlsym(handle, "ANativeWindow_unlockAndPost");
// This is only available in Honeycomb and ICS. It was removed in Jelly Bean
ANativeWindow_fromSurfaceTexture = (void* (*)(JNIEnv*, jobject))dlsym(handle, "ANativeWindow_fromSurfaceTexture");
mHasNativeWindowAccess = ANativeWindow_fromSurface && ANativeWindow_release && ANativeWindow_lock && ANativeWindow_unlockAndPost;
ALOG_BRIDGE("Successfully opened libandroid.so, have native window access? %d", mHasNativeWindowAccess);
}
// We need one symbol from here on Jelly Bean
handle = dlopen("libandroid_runtime.so", RTLD_LAZY | RTLD_LOCAL);
if (handle) {
android_SurfaceTexture_getNativeWindow = (android::sp<AndroidRefable> (*)(JNIEnv*, jobject))dlsym(handle, "_ZN7android38android_SurfaceTexture_getNativeWindowEP7_JNIEnvP8_jobject");
}
if (mHasNativeWindowAccess)
return;
// Look up Surface functions, used for native window (surface) fallback
handle = dlopen("libsurfaceflinger_client.so", RTLD_LAZY);
if (handle) {
Surface_lock = (int (*)(void*, void*, void*, bool))dlsym(handle, "_ZN7android7Surface4lockEPNS0_11SurfaceInfoEPNS_6RegionEb");
Surface_unlockAndPost = (int (*)(void*))dlsym(handle, "_ZN7android7Surface13unlockAndPostEv");
handle = dlopen("libui.so", RTLD_LAZY);
if (handle) {
Region_constructor = (void (*)(void*))dlsym(handle, "_ZN7android6RegionC1Ev");
Region_set = (void (*)(void*, void*))dlsym(handle, "_ZN7android6Region3setERKNS_4RectE");
mHasNativeWindowFallback = Surface_lock && Surface_unlockAndPost && Region_constructor && Region_set;
}
}
}
}
namespace mozilla {
class TracerRunnable : public nsRunnable{
public:
TracerRunnable() {
mTracerLock = new Mutex("TracerRunnable");
mTracerCondVar = new CondVar(*mTracerLock, "TracerRunnable");
mMainThread = do_GetMainThread();
}
~TracerRunnable() {
delete mTracerCondVar;
delete mTracerLock;
mTracerLock = nullptr;
mTracerCondVar = nullptr;
}
virtual nsresult Run() {
MutexAutoLock lock(*mTracerLock);
if (!AndroidBridge::Bridge())
return NS_OK;
mHasRun = true;
mTracerCondVar->Notify();
return NS_OK;
}
bool Fire() {
if (!mTracerLock || !mTracerCondVar)
return false;
MutexAutoLock lock(*mTracerLock);
mHasRun = false;
mMainThread->Dispatch(this, NS_DISPATCH_NORMAL);
while (!mHasRun)
mTracerCondVar->Wait();
return true;
}
void Signal() {
MutexAutoLock lock(*mTracerLock);
mHasRun = true;
mTracerCondVar->Notify();
}
private:
Mutex* mTracerLock;
CondVar* mTracerCondVar;
bool mHasRun;
nsCOMPtr<nsIThread> mMainThread;
};
StaticRefPtr<TracerRunnable> sTracerRunnable;
bool InitWidgetTracing() {
if (!sTracerRunnable)
sTracerRunnable = new TracerRunnable();
return true;
}
void CleanUpWidgetTracing() {
sTracerRunnable = nullptr;
}
bool FireAndWaitForTracerEvent() {
if (sTracerRunnable)
return sTracerRunnable->Fire();
return false;
}
void SignalTracerThread()
{
if (sTracerRunnable)
return sTracerRunnable->Signal();
}
}
bool
AndroidBridge::HasNativeBitmapAccess()
{
OpenGraphicsLibraries();
return mHasNativeBitmapAccess;
}
bool
AndroidBridge::ValidateBitmap(jobject bitmap, int width, int height)
{
// This structure is defined in Android API level 8's <android/bitmap.h>
// Because we can't depend on this, we get the function pointers via dlsym
// and define this struct ourselves.
struct BitmapInfo {
uint32_t width;
uint32_t height;
uint32_t stride;
uint32_t format;
uint32_t flags;
};
int err;
struct BitmapInfo info = { 0, };
JNIEnv *env = GetJNIEnv();
if (!env)
return false;
if ((err = AndroidBitmap_getInfo(env, bitmap, &info)) != 0) {
ALOG_BRIDGE("AndroidBitmap_getInfo failed! (error %d)", err);
return false;
}
if ((int)info.width != width || (int)info.height != height)
return false;
return true;
}
bool
AndroidBridge::InitCamera(const nsCString& contentType, uint32_t camera, uint32_t *width, uint32_t *height, uint32_t *fps)
{
JNIEnv *env = GetJNIEnv();
if (!env)
return false;
AutoLocalJNIFrame jniFrame(env);
jintArray arr = InitCameraWrapper(NS_ConvertUTF8toUTF16(contentType), (int32_t) camera, (int32_t) width, (int32_t) height);
if (!arr)
return false;
jint *elements = env->GetIntArrayElements(arr, 0);
*width = elements[1];
*height = elements[2];
*fps = elements[3];
bool res = elements[0] == 1;
env->ReleaseIntArrayElements(arr, elements, 0);
return res;
}
void
AndroidBridge::GetCurrentBatteryInformation(hal::BatteryInformation* aBatteryInfo)
{
ALOG_BRIDGE("AndroidBridge::GetCurrentBatteryInformation");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
// To prevent calling too many methods through JNI, the Java method returns
// an array of double even if we actually want a double and a boolean.
jdoubleArray arr = GetCurrentBatteryInformationWrapper();
if (!arr || env->GetArrayLength(arr) != 3) {
return;
}
jdouble* info = env->GetDoubleArrayElements(arr, 0);
aBatteryInfo->level() = info[0];
aBatteryInfo->charging() = info[1] == 1.0f;
aBatteryInfo->remainingTime() = info[2];
env->ReleaseDoubleArrayElements(arr, info, 0);
}
void
AndroidBridge::HandleGeckoMessage(const nsAString &aMessage, nsAString &aRet)
{
ALOG_BRIDGE("%s", __PRETTY_FUNCTION__);
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
jstring returnMessage = HandleGeckoMessageWrapper(aMessage);
if (!returnMessage)
return;
nsJNIString jniStr(returnMessage, env);
aRet.Assign(jniStr);
ALOG_BRIDGE("leaving %s", __PRETTY_FUNCTION__);
}
nsresult
AndroidBridge::GetSegmentInfoForText(const nsAString& aText,
nsIMobileMessageCallback* aRequest)
{
#ifndef MOZ_WEBSMS_BACKEND
return NS_ERROR_FAILURE;
#else
ALOG_BRIDGE("AndroidBridge::GetSegmentInfoForText");
dom::mobilemessage::SmsSegmentInfoData data;
data.segments() = 0;
data.charsPerSegment() = 0;
data.charsAvailableInLastSegment() = 0;
JNIEnv *env = GetJNIEnv();
if (!env)
return NS_ERROR_FAILURE;
AutoLocalJNIFrame jniFrame(env);
jstring jText = NewJavaString(&jniFrame, aText);
jobject obj = env->CallStaticObjectMethod(mAndroidSmsMessageClass,
jCalculateLength, jText, JNI_FALSE);
if (jniFrame.CheckForException())
return NS_ERROR_FAILURE;
jintArray arr = static_cast<jintArray>(obj);
if (!arr || env->GetArrayLength(arr) != 4)
return NS_ERROR_FAILURE;
jint* info = env->GetIntArrayElements(arr, JNI_FALSE);
data.segments() = info[0]; // msgCount
data.charsPerSegment() = info[2]; // codeUnitsRemaining
// segmentChars = (codeUnitCount + codeUnitsRemaining) / msgCount
data.charsAvailableInLastSegment() = (info[1] + info[2]) / info[0];
env->ReleaseIntArrayElements(arr, info, JNI_ABORT);
// TODO Bug 908598 - Should properly use |QueueSmsRequest(...)| to queue up
// the nsIMobileMessageCallback just like other functions.
nsCOMPtr<nsIDOMMozSmsSegmentInfo> info = new SmsSegmentInfo(data);
return aRequest->NotifySegmentInfoForTextGot(info);
#endif
}
void
AndroidBridge::SendMessage(const nsAString& aNumber,
const nsAString& aMessage,
nsIMobileMessageCallback* aRequest)
{
ALOG_BRIDGE("AndroidBridge::SendMessage");
uint32_t requestId;
if (!QueueSmsRequest(aRequest, &requestId))
return;
SendMessageWrapper(aNumber, aMessage, requestId);
}
void
AndroidBridge::GetMessage(int32_t aMessageId, nsIMobileMessageCallback* aRequest)
{
ALOG_BRIDGE("AndroidBridge::GetMessage");
uint32_t requestId;
if (!QueueSmsRequest(aRequest, &requestId))
return;
GetMessageWrapper(aMessageId, requestId);
}
void
AndroidBridge::DeleteMessage(int32_t aMessageId, nsIMobileMessageCallback* aRequest)
{
ALOG_BRIDGE("AndroidBridge::DeleteMessage");
uint32_t requestId;
if (!QueueSmsRequest(aRequest, &requestId))
return;
DeleteMessageWrapper(aMessageId, requestId);
}
void
AndroidBridge::CreateMessageList(const dom::mobilemessage::SmsFilterData& aFilter, bool aReverse,
nsIMobileMessageCallback* aRequest)
{
ALOG_BRIDGE("AndroidBridge::CreateMessageList");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
uint32_t requestId;
if (!QueueSmsRequest(aRequest, &requestId))
return;
AutoLocalJNIFrame jniFrame(env);
jobjectArray numbers =
(jobjectArray)env->NewObjectArray(aFilter.numbers().Length(),
jStringClass,
NewJavaString(&jniFrame, EmptyString()));
for (uint32_t i = 0; i < aFilter.numbers().Length(); ++i) {
env->SetObjectArrayElement(numbers, i,
NewJavaString(&jniFrame, aFilter.numbers()[i]));
}
CreateMessageListWrapper(aFilter.startDate(), aFilter.endDate(),
numbers, aFilter.numbers().Length(),
aFilter.delivery(), aReverse, requestId);
}
void
AndroidBridge::GetNextMessageInList(int32_t aListId, nsIMobileMessageCallback* aRequest)
{
ALOG_BRIDGE("AndroidBridge::GetNextMessageInList");
uint32_t requestId;
if (!QueueSmsRequest(aRequest, &requestId))
return;
GetNextMessageInListWrapper(aListId, requestId);
}
bool
AndroidBridge::QueueSmsRequest(nsIMobileMessageCallback* aRequest, uint32_t* aRequestIdOut)
{
MOZ_ASSERT(NS_IsMainThread(), "Wrong thread!");
MOZ_ASSERT(aRequest && aRequestIdOut);
const uint32_t length = mSmsRequests.Length();
for (uint32_t i = 0; i < length; i++) {
if (!(mSmsRequests)[i]) {
(mSmsRequests)[i] = aRequest;
*aRequestIdOut = i;
return true;
}
}
mSmsRequests.AppendElement(aRequest);
// After AppendElement(), previous `length` points to the new tail element.
*aRequestIdOut = length;
return true;
}
already_AddRefed<nsIMobileMessageCallback>
AndroidBridge::DequeueSmsRequest(uint32_t aRequestId)
{
MOZ_ASSERT(NS_IsMainThread(), "Wrong thread!");
MOZ_ASSERT(aRequestId < mSmsRequests.Length());
if (aRequestId >= mSmsRequests.Length()) {
return nullptr;
}
return mSmsRequests[aRequestId].forget();
}
void
AndroidBridge::GetCurrentNetworkInformation(hal::NetworkInformation* aNetworkInfo)
{
ALOG_BRIDGE("AndroidBridge::GetCurrentNetworkInformation");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
// To prevent calling too many methods through JNI, the Java method returns
// an array of double even if we actually want a double, two booleans, and an integer.
jdoubleArray arr = GetCurrentNetworkInformationWrapper();
if (!arr || env->GetArrayLength(arr) != 4) {
return;
}
jdouble* info = env->GetDoubleArrayElements(arr, 0);
aNetworkInfo->bandwidth() = info[0];
aNetworkInfo->canBeMetered() = info[1] == 1.0f;
aNetworkInfo->isWifi() = info[2] == 1.0f;
aNetworkInfo->dhcpGateway() = info[3];
env->ReleaseDoubleArrayElements(arr, info, 0);
}
void *
AndroidBridge::LockBitmap(jobject bitmap)
{
JNIEnv *env = GetJNIEnv();
if (!env)
return nullptr;
AutoLocalJNIFrame jniFrame(env);
int err;
void *buf;
if ((err = AndroidBitmap_lockPixels(env, bitmap, &buf)) != 0) {
ALOG_BRIDGE("AndroidBitmap_lockPixels failed! (error %d)", err);
buf = nullptr;
}
return buf;
}
void
AndroidBridge::UnlockBitmap(jobject bitmap)
{
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
int err;
if ((err = AndroidBitmap_unlockPixels(env, bitmap)) != 0)
ALOG_BRIDGE("AndroidBitmap_unlockPixels failed! (error %d)", err);
}
bool
AndroidBridge::HasNativeWindowAccess()
{
OpenGraphicsLibraries();
// We have a fallback hack in place, so return true if that will work as well
return mHasNativeWindowAccess || mHasNativeWindowFallback;
}
void*
AndroidBridge::AcquireNativeWindow(JNIEnv* aEnv, jobject aSurface)
{
OpenGraphicsLibraries();
if (mHasNativeWindowAccess)
return ANativeWindow_fromSurface(aEnv, aSurface);
if (mHasNativeWindowFallback)
return GetNativeSurface(aEnv, aSurface);
return nullptr;
}
void
AndroidBridge::ReleaseNativeWindow(void *window)
{
if (!window)
return;
if (mHasNativeWindowAccess)
ANativeWindow_release(window);
// XXX: we don't ref the pointer we get from the fallback (GetNativeSurface), so we
// have nothing to do here. We should probably ref it.
}
void*
AndroidBridge::AcquireNativeWindowFromSurfaceTexture(JNIEnv* aEnv, jobject aSurfaceTexture)
{
OpenGraphicsLibraries();
if (mHasNativeWindowAccess && ANativeWindow_fromSurfaceTexture)
return ANativeWindow_fromSurfaceTexture(aEnv, aSurfaceTexture);
if (mHasNativeWindowAccess && android_SurfaceTexture_getNativeWindow) {
android::sp<AndroidRefable> window = android_SurfaceTexture_getNativeWindow(aEnv, aSurfaceTexture);
return window.get();
}
return nullptr;
}
void
AndroidBridge::ReleaseNativeWindowForSurfaceTexture(void *window)
{
if (!window)
return;
// FIXME: we don't ref the pointer we get, so nothing to do currently. We should ref it.
}
bool
AndroidBridge::LockWindow(void *window, unsigned char **bits, int *width, int *height, int *format, int *stride)
{
/* Copied from native_window.h in Android NDK (platform-9) */
typedef struct ANativeWindow_Buffer {
// The number of pixels that are show horizontally.
int32_t width;
// The number of pixels that are shown vertically.
int32_t height;
// The number of *pixels* that a line in the buffer takes in
// memory. This may be >= width.
int32_t stride;
// The format of the buffer. One of WINDOW_FORMAT_*
int32_t format;
// The actual bits.
void* bits;
// Do not touch.
uint32_t reserved[6];
} ANativeWindow_Buffer;
// Very similar to the above, but the 'usage' field is included. We use this
// in the fallback case when NDK support is not available
struct SurfaceInfo {
uint32_t w;
uint32_t h;
uint32_t s;
uint32_t usage;
uint32_t format;
unsigned char* bits;
uint32_t reserved[2];
};
int err;
*bits = NULL;
*width = *height = *format = 0;
if (mHasNativeWindowAccess) {
ANativeWindow_Buffer buffer;
if ((err = ANativeWindow_lock(window, (void*)&buffer, NULL)) != 0) {
ALOG_BRIDGE("ANativeWindow_lock failed! (error %d)", err);
return false;
}
*bits = (unsigned char*)buffer.bits;
*width = buffer.width;
*height = buffer.height;
*format = buffer.format;
*stride = buffer.stride;
} else if (mHasNativeWindowFallback) {
SurfaceInfo info;
if ((err = Surface_lock(window, &info, NULL, true)) != 0) {
ALOG_BRIDGE("Surface_lock failed! (error %d)", err);
return false;
}
*bits = info.bits;
*width = info.w;
*height = info.h;
*format = info.format;
*stride = info.s;
} else return false;
return true;
}
jobject
AndroidBridge::GetGlobalContextRef() {
JNIEnv *env = GetJNIForThread();
if (!env)
return 0;
AutoLocalJNIFrame jniFrame(env, 2);
jobject context = GetContext();
jobject globalRef = env->NewGlobalRef(context);
MOZ_ASSERT(globalRef);
return globalRef;
}
bool
AndroidBridge::UnlockWindow(void* window)
{
int err;
if (!HasNativeWindowAccess())
return false;
if (mHasNativeWindowAccess && (err = ANativeWindow_unlockAndPost(window)) != 0) {
ALOG_BRIDGE("ANativeWindow_unlockAndPost failed! (error %d)", err);
return false;
} else if (mHasNativeWindowFallback && (err = Surface_unlockAndPost(window)) != 0) {
ALOG_BRIDGE("Surface_unlockAndPost failed! (error %d)", err);
return false;
}
return true;
}
void
AndroidBridge::SetFirstPaintViewport(const LayerIntPoint& aOffset, const CSSToLayerScale& aZoom, const CSSRect& aCssPageRect)
{
AndroidGeckoLayerClient *client = mLayerClient;
if (!client)
return;
client->SetFirstPaintViewport(aOffset, aZoom, aCssPageRect);
}
void
AndroidBridge::SetPageRect(const CSSRect& aCssPageRect)
{
AndroidGeckoLayerClient *client = mLayerClient;
if (!client)
return;
client->SetPageRect(aCssPageRect);
}
void
AndroidBridge::SyncViewportInfo(const LayerIntRect& aDisplayPort, const CSSToLayerScale& aDisplayResolution,
bool aLayersUpdated, ScreenPoint& aScrollOffset, CSSToScreenScale& aScale,
LayerMargin& aFixedLayerMargins, ScreenPoint& aOffset)
{
AndroidGeckoLayerClient *client = mLayerClient;
if (!client)
return;
client->SyncViewportInfo(aDisplayPort, aDisplayResolution, aLayersUpdated,
aScrollOffset, aScale, aFixedLayerMargins,
aOffset);
}
void AndroidBridge::SyncFrameMetrics(const ScreenPoint& aScrollOffset, float aZoom, const CSSRect& aCssPageRect,
bool aLayersUpdated, const CSSRect& aDisplayPort, const CSSToLayerScale& aDisplayResolution,
bool aIsFirstPaint, LayerMargin& aFixedLayerMargins, ScreenPoint& aOffset)
{
AndroidGeckoLayerClient *client = mLayerClient;
if (!client)
return;
client->SyncFrameMetrics(aScrollOffset, aZoom, aCssPageRect,
aLayersUpdated, aDisplayPort, aDisplayResolution,
aIsFirstPaint, aFixedLayerMargins, aOffset);
}
AndroidBridge::AndroidBridge()
: mLayerClient(NULL),
mNativePanZoomController(NULL)
{
}
AndroidBridge::~AndroidBridge()
{
}
/* Implementation file */
NS_IMPL_ISUPPORTS1(nsAndroidBridge, nsIAndroidBridge)
nsAndroidBridge::nsAndroidBridge()
{
}
nsAndroidBridge::~nsAndroidBridge()
{
}
/* void handleGeckoEvent (in AString message); */
NS_IMETHODIMP nsAndroidBridge::HandleGeckoMessage(const nsAString & message, nsAString &aRet)
{
AndroidBridge::Bridge()->HandleGeckoMessage(message, aRet);
return NS_OK;
}
/* nsIAndroidDisplayport getDisplayPort(in boolean aPageSizeUpdate, in boolean isBrowserContentDisplayed, in int32_t tabId, in nsIAndroidViewport metrics); */
NS_IMETHODIMP nsAndroidBridge::GetDisplayPort(bool aPageSizeUpdate, bool aIsBrowserContentDisplayed, int32_t tabId, nsIAndroidViewport* metrics, nsIAndroidDisplayport** displayPort)
{
AndroidBridge::Bridge()->GetDisplayPort(aPageSizeUpdate, aIsBrowserContentDisplayed, tabId, metrics, displayPort);
return NS_OK;
}
/* void displayedDocumentChanged(); */
NS_IMETHODIMP nsAndroidBridge::ContentDocumentChanged()
{
AndroidBridge::Bridge()->ContentDocumentChanged();
return NS_OK;
}
/* boolean isContentDocumentDisplayed(); */
NS_IMETHODIMP nsAndroidBridge::IsContentDocumentDisplayed(bool *aRet)
{
*aRet = AndroidBridge::Bridge()->IsContentDocumentDisplayed();
return NS_OK;
}
// DO NOT USE THIS unless you need to access JNI from
// non-main threads. This is probably not what you want.
// Questions, ask blassey or dougt.
static void
JavaThreadDetachFunc(void *arg)
{
JNIEnv *env = (JNIEnv*) arg;
JavaVM *vm = NULL;
env->GetJavaVM(&vm);
vm->DetachCurrentThread();
}
extern "C" {
__attribute__ ((visibility("default")))
JNIEnv * GetJNIForThread()
{
JNIEnv *jEnv = NULL;
JavaVM *jVm = mozilla::AndroidBridge::GetVM();
if (!jVm) {
__android_log_print(ANDROID_LOG_INFO, "GetJNIForThread", "Returned a null VM");
return NULL;
}
jEnv = static_cast<JNIEnv*>(PR_GetThreadPrivate(sJavaEnvThreadIndex));
if (jEnv)
return jEnv;
int status = jVm->GetEnv((void**) &jEnv, JNI_VERSION_1_2);
if (status) {
status = jVm->AttachCurrentThread(&jEnv, NULL);
if (status) {
__android_log_print(ANDROID_LOG_INFO, "GetJNIForThread", "Could not attach");
return NULL;
}
PR_SetThreadPrivate(sJavaEnvThreadIndex, jEnv);
}
if (!jEnv) {
__android_log_print(ANDROID_LOG_INFO, "GetJNIForThread", "returning NULL");
}
return jEnv;
}
}
uint32_t
AndroidBridge::GetScreenOrientation()
{
ALOG_BRIDGE("AndroidBridge::GetScreenOrientation");
int16_t orientation = GetScreenOrientationWrapper();
if (!orientation)
return dom::eScreenOrientation_None;
return static_cast<dom::ScreenOrientation>(orientation);
}
void
AndroidBridge::ScheduleComposite()
{
nsWindow::ScheduleComposite();
}
void
AndroidBridge::GetGfxInfoData(nsACString& aRet)
{
ALOG_BRIDGE("AndroidBridge::GetGfxInfoData");
JNIEnv* env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
jstring jstrRet = GetGfxInfoDataWrapper();
if (!jstrRet)
return;
nsJNIString jniStr(jstrRet, env);
CopyUTF16toUTF8(jniStr, aRet);
}
nsresult
AndroidBridge::GetProxyForURI(const nsACString & aSpec,
const nsACString & aScheme,
const nsACString & aHost,
const int32_t aPort,
nsACString & aResult)
{
JNIEnv* env = GetJNIEnv();
if (!env)
return NS_ERROR_FAILURE;
AutoLocalJNIFrame jniFrame(env);
jstring jstrRet = GetProxyForURIWrapper(NS_ConvertUTF8toUTF16(aSpec),
NS_ConvertUTF8toUTF16(aScheme),
NS_ConvertUTF8toUTF16(aHost),
aPort);
if (!jstrRet)
return NS_ERROR_FAILURE;
nsJNIString jniStr(jstrRet, env);
CopyUTF16toUTF8(jniStr, aResult);
return NS_OK;
}
/* attribute nsIAndroidBrowserApp browserApp; */
NS_IMETHODIMP nsAndroidBridge::GetBrowserApp(nsIAndroidBrowserApp * *aBrowserApp)
{
if (nsAppShell::gAppShell)
nsAppShell::gAppShell->GetBrowserApp(aBrowserApp);
return NS_OK;
}
NS_IMETHODIMP nsAndroidBridge::SetBrowserApp(nsIAndroidBrowserApp *aBrowserApp)
{
if (nsAppShell::gAppShell)
nsAppShell::gAppShell->SetBrowserApp(aBrowserApp);
return NS_OK;
}
void
AndroidBridge::AddPluginView(jobject view, const LayoutDeviceRect& rect, bool isFullScreen) {
nsWindow* win = nsWindow::TopWindow();
if (!win)
return;
CSSRect cssRect = rect / win->GetDefaultScale();
AddPluginViewWrapper(view, cssRect.x, cssRect.y, cssRect.width, cssRect.height, isFullScreen);
}
extern "C"
__attribute__ ((visibility("default")))
jobject JNICALL
Java_org_mozilla_gecko_GeckoAppShell_allocateDirectBuffer(JNIEnv *env, jclass, jlong size);
bool
AndroidBridge::GetThreadNameJavaProfiling(uint32_t aThreadId, nsCString & aResult)
{
JNIEnv* env = GetJNIForThread();
if (!env)
return false;
AutoLocalJNIFrame jniFrame(env);
jstring jstrThreadName = GetThreadNameJavaProfilingWrapper(aThreadId);
if (!jstrThreadName)
return false;
nsJNIString jniStr(jstrThreadName, env);
CopyUTF16toUTF8(jniStr.get(), aResult);
return true;
}
bool
AndroidBridge::GetFrameNameJavaProfiling(uint32_t aThreadId, uint32_t aSampleId,
uint32_t aFrameId, nsCString & aResult)
{
JNIEnv* env = GetJNIForThread();
if (!env)
return false;
AutoLocalJNIFrame jniFrame(env);
jstring jstrSampleName = GetFrameNameJavaProfilingWrapper(aThreadId, aSampleId, aFrameId);
if (!jstrSampleName)
return false;
nsJNIString jniStr(jstrSampleName, env);
CopyUTF16toUTF8(jniStr.get(), aResult);
env->DeleteLocalRef(jstrSampleName);
return true;
}
nsresult AndroidBridge::CaptureThumbnail(nsIDOMWindow *window, int32_t bufW, int32_t bufH, int32_t tabId, jobject buffer)
{
nsresult rv;
float scale = 1.0;
if (!buffer)
return NS_ERROR_FAILURE;
// take a screenshot, as wide as possible, proportional to the destination size
nsCOMPtr<nsIDOMWindowUtils> utils = do_GetInterface(window);
if (!utils)
return NS_ERROR_FAILURE;
nsCOMPtr<nsIDOMClientRect> rect;
rv = utils->GetRootBounds(getter_AddRefs(rect));
NS_ENSURE_SUCCESS(rv, rv);
if (!rect)
return NS_ERROR_FAILURE;
float left, top, width, height;
rect->GetLeft(&left);
rect->GetTop(&top);
rect->GetWidth(&width);
rect->GetHeight(&height);
if (width == 0 || height == 0)
return NS_ERROR_FAILURE;
int32_t srcX = left;
int32_t srcY = top;
int32_t srcW;
int32_t srcH;
float aspectRatio = ((float) bufW) / bufH;
if (width / aspectRatio < height) {
srcW = width;
srcH = width / aspectRatio;
} else {
srcW = height * aspectRatio;
srcH = height;
}
JNIEnv* env = GetJNIEnv();
if (!env)
return NS_ERROR_FAILURE;
AutoLocalJNIFrame jniFrame(env, 0);
nsCOMPtr<nsPIDOMWindow> win = do_QueryInterface(window);
if (!win)
return NS_ERROR_FAILURE;
nsRefPtr<nsPresContext> presContext;
nsIDocShell* docshell = win->GetDocShell();
if (docshell) {
docshell->GetPresContext(getter_AddRefs(presContext));
}
if (!presContext)
return NS_ERROR_FAILURE;
nscolor bgColor = NS_RGB(255, 255, 255);
nsCOMPtr<nsIPresShell> presShell = presContext->PresShell();
uint32_t renderDocFlags = (nsIPresShell::RENDER_IGNORE_VIEWPORT_SCROLLING |
nsIPresShell::RENDER_DOCUMENT_RELATIVE);
nsRect r(nsPresContext::CSSPixelsToAppUnits(srcX / scale),
nsPresContext::CSSPixelsToAppUnits(srcY / scale),
nsPresContext::CSSPixelsToAppUnits(srcW / scale),
nsPresContext::CSSPixelsToAppUnits(srcH / scale));
bool is24bit = (GetScreenDepth() == 24);
uint32_t stride = bufW * (is24bit ? 4 : 2);
void* data = env->GetDirectBufferAddress(buffer);
if (!data)
return NS_ERROR_FAILURE;
nsRefPtr<gfxImageSurface> surf =
new gfxImageSurface(static_cast<unsigned char*>(data), nsIntSize(bufW, bufH), stride,
is24bit ? gfxASurface::ImageFormatRGB24 :
gfxASurface::ImageFormatRGB16_565);
if (surf->CairoStatus() != 0) {
ALOG_BRIDGE("Error creating gfxImageSurface");
return NS_ERROR_FAILURE;
}
nsRefPtr<gfxContext> context = new gfxContext(surf);
gfxPoint pt(0, 0);
context->Translate(pt);
context->Scale(scale * bufW / srcW, scale * bufH / srcH);
rv = presShell->RenderDocument(r, renderDocFlags, bgColor, context);
if (is24bit) {
gfxUtils::ConvertBGRAtoRGBA(surf);
}
NS_ENSURE_SUCCESS(rv, rv);
return NS_OK;
}
void
AndroidBridge::GetDisplayPort(bool aPageSizeUpdate, bool aIsBrowserContentDisplayed, int32_t tabId, nsIAndroidViewport* metrics, nsIAndroidDisplayport** displayPort)
{
JNIEnv* env = GetJNIEnv();
if (!env || !mLayerClient)
return;
AutoLocalJNIFrame jniFrame(env, 0);
mLayerClient->GetDisplayPort(&jniFrame, aPageSizeUpdate, aIsBrowserContentDisplayed, tabId, metrics, displayPort);
}
void
AndroidBridge::ContentDocumentChanged()
{
JNIEnv* env = GetJNIEnv();
if (!env || !mLayerClient)
return;
AutoLocalJNIFrame jniFrame(env, 0);
mLayerClient->ContentDocumentChanged(&jniFrame);
}
bool
AndroidBridge::IsContentDocumentDisplayed()
{
JNIEnv* env = GetJNIEnv();
if (!env || !mLayerClient)
return false;
AutoLocalJNIFrame jniFrame(env, 0);
return mLayerClient->IsContentDocumentDisplayed(&jniFrame);
}
bool
AndroidBridge::ProgressiveUpdateCallback(bool aHasPendingNewThebesContent, const LayerRect& aDisplayPort, float aDisplayResolution, bool aDrawingCritical, gfx::Rect& aViewport, float& aScaleX, float& aScaleY)
{
AndroidGeckoLayerClient *client = mLayerClient;
if (!client)
return false;
return client->ProgressiveUpdateCallback(aHasPendingNewThebesContent, aDisplayPort, aDisplayResolution, aDrawingCritical, aViewport, aScaleX, aScaleY);
}
jobject
AndroidBridge::SetNativePanZoomController(jobject obj)
{
jobject old = mNativePanZoomController;
mNativePanZoomController = obj;
return old;
}
void
AndroidBridge::RequestContentRepaint(const mozilla::layers::FrameMetrics& aFrameMetrics)
{
ALOG_BRIDGE("AndroidBridge::RequestContentRepaint");
CSSToScreenScale resolution = aFrameMetrics.mZoom;
ScreenRect dp = (aFrameMetrics.mDisplayPort + aFrameMetrics.mScrollOffset) * resolution;
RequestContentRepaintWrapper(mNativePanZoomController,
dp.x, dp.y, dp.width, dp.height, resolution.scale);
}
void
AndroidBridge::HandleDoubleTap(const CSSIntPoint& aPoint)
{
nsCString data = nsPrintfCString("{ \"x\": %d, \"y\": %d }", aPoint.x, aPoint.y);
nsAppShell::gAppShell->PostEvent(AndroidGeckoEvent::MakeBroadcastEvent(
NS_LITERAL_CSTRING("Gesture:DoubleTap"), data));
}
void
AndroidBridge::HandleSingleTap(const CSSIntPoint& aPoint)
{
nsCString data = nsPrintfCString("{ \"x\": %d, \"y\": %d }", aPoint.x, aPoint.y);
nsAppShell::gAppShell->PostEvent(AndroidGeckoEvent::MakeBroadcastEvent(
NS_LITERAL_CSTRING("Gesture:SingleTap"), data));
}
void
AndroidBridge::HandleLongTap(const CSSIntPoint& aPoint)
{
nsCString data = nsPrintfCString("{ \"x\": %d, \"y\": %d }", aPoint.x, aPoint.y);
nsAppShell::gAppShell->PostEvent(AndroidGeckoEvent::MakeBroadcastEvent(
NS_LITERAL_CSTRING("Gesture:LongPress"), data));
}
void
AndroidBridge::SendAsyncScrollDOMEvent(mozilla::layers::FrameMetrics::ViewID aScrollId,
const CSSRect& aContentRect,
const CSSSize& aScrollableSize)
{
// FIXME implement this
}
void
AndroidBridge::PostDelayedTask(Task* aTask, int aDelayMs)
{
// add the new task into the mDelayedTaskQueue, sorted with
// the earliest task first in the queue
DelayedTask* newTask = new DelayedTask(aTask, aDelayMs);
uint32_t i = 0;
while (i < mDelayedTaskQueue.Length()) {
if (newTask->IsEarlierThan(mDelayedTaskQueue[i])) {
mDelayedTaskQueue.InsertElementAt(i, newTask);
break;
}
i++;
}
if (i == mDelayedTaskQueue.Length()) {
// this new task will run after all the existing tasks in the queue
mDelayedTaskQueue.AppendElement(newTask);
}
if (i == 0) {
// if we're inserting it at the head of the queue, notify Java because
// we need to get a callback at an earlier time than the last scheduled
// callback
PostDelayedCallbackWrapper(mNativePanZoomController, (int64_t)aDelayMs);
}
}
int64_t
AndroidBridge::RunDelayedTasks()
{
while (mDelayedTaskQueue.Length() > 0) {
DelayedTask* nextTask = mDelayedTaskQueue[0];
int64_t timeLeft = nextTask->MillisecondsToRunTime();
if (timeLeft > 0) {
// this task (and therefore all remaining tasks)
// have not yet reached their runtime. return the
// time left until we should be called again
return timeLeft;
}
// we have a delayed task to run. extract it from
// the wrapper and free the wrapper
mDelayedTaskQueue.RemoveElementAt(0);
Task* task = nextTask->GetTask();
delete nextTask;
task->Run();
}
return -1;
}
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