gecko-dev/widget/android/AndroidBridge.cpp

2031 lines
66 KiB
C++

/* -*- Mode: c++; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Android code.
*
* The Initial Developer of the Original Code is Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Vladimir Vukicevic <vladimir@pobox.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include <android/log.h>
#include <dlfcn.h>
#include "mozilla/Hal.h"
#include "nsXULAppAPI.h"
#include <prthread.h>
#include "nsXPCOMStrings.h"
#include "AndroidBridge.h"
#include "nsAppShell.h"
#include "nsOSHelperAppService.h"
#include "nsWindow.h"
#include "mozilla/Preferences.h"
#include "nsThreadUtils.h"
#include "nsIThreadManager.h"
#include "mozilla/dom/sms/PSms.h"
#include "gfxImageSurface.h"
#include "gfxContext.h"
#include "nsPresContext.h"
#include "nsIDocShell.h"
#include "nsPIDOMWindow.h"
#ifdef DEBUG
#define ALOG_BRIDGE(args...) ALOG(args)
#else
#define ALOG_BRIDGE(args...)
#endif
#define IME_FULLSCREEN_PREF "widget.ime.android.landscape_fullscreen"
#define IME_FULLSCREEN_THRESHOLD_PREF "widget.ime.android.fullscreen_threshold"
using namespace mozilla;
AndroidBridge *AndroidBridge::sBridge = 0;
AndroidBridge *
AndroidBridge::ConstructBridge(JNIEnv *jEnv,
jclass jGeckoAppShellClass)
{
/* 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");
sBridge = new AndroidBridge();
if (!sBridge->Init(jEnv, jGeckoAppShellClass)) {
delete sBridge;
sBridge = 0;
}
return sBridge;
}
bool
AndroidBridge::Init(JNIEnv *jEnv,
jclass jGeckoAppShellClass)
{
ALOG_BRIDGE("AndroidBridge::Init");
jEnv->GetJavaVM(&mJavaVM);
mJNIEnv = nsnull;
mThread = nsnull;
mOpenedGraphicsLibraries = false;
mHasNativeBitmapAccess = false;
mHasNativeWindowAccess = false;
mGeckoAppShellClass = (jclass) jEnv->NewGlobalRef(jGeckoAppShellClass);
jNotifyIME = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "notifyIME", "(II)V");
jNotifyIMEEnabled = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "notifyIMEEnabled", "(ILjava/lang/String;Ljava/lang/String;Z)V");
jNotifyIMEChange = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "notifyIMEChange", "(Ljava/lang/String;III)V");
jNotifyScreenShot = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "notifyScreenShot", "(Ljava/nio/ByteBuffer;III)V");
jAcknowledgeEventSync = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "acknowledgeEventSync", "()V");
jEnableDeviceMotion = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "enableDeviceMotion", "(Z)V");
jEnableLocation = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "enableLocation", "(Z)V");
jEnableSensor =
(jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass,
"enableSensor", "(I)V");
jDisableSensor =
(jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass,
"disableSensor", "(I)V");
jReturnIMEQueryResult = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "returnIMEQueryResult", "(Ljava/lang/String;II)V");
jScheduleRestart = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "scheduleRestart", "()V");
jNotifyXreExit = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "onXreExit", "()V");
jGetHandlersForMimeType = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "getHandlersForMimeType", "(Ljava/lang/String;Ljava/lang/String;)[Ljava/lang/String;");
jGetHandlersForURL = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "getHandlersForURL", "(Ljava/lang/String;Ljava/lang/String;)[Ljava/lang/String;");
jOpenUriExternal = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "openUriExternal", "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)Z");
jGetMimeTypeFromExtensions = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "getMimeTypeFromExtensions", "(Ljava/lang/String;)Ljava/lang/String;");
jGetExtensionFromMimeType = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "getExtensionFromMimeType", "(Ljava/lang/String;)Ljava/lang/String;");
jMoveTaskToBack = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "moveTaskToBack", "()V");
jGetClipboardText = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "getClipboardText", "()Ljava/lang/String;");
jSetClipboardText = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "setClipboardText", "(Ljava/lang/String;)V");
jShowAlertNotification = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "showAlertNotification", "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V");
jShowFilePicker = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "showFilePicker", "(Ljava/lang/String;)Ljava/lang/String;");
jAlertsProgressListener_OnProgress = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "alertsProgressListener_OnProgress", "(Ljava/lang/String;JJLjava/lang/String;)V");
jAlertsProgressListener_OnCancel = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "alertsProgressListener_OnCancel", "(Ljava/lang/String;)V");
jGetDpi = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "getDpi", "()I");
jSetFullScreen = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "setFullScreen", "(Z)V");
jShowInputMethodPicker = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "showInputMethodPicker", "()V");
jSetPreventPanning = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "setPreventPanning", "(Z)V");
jHideProgressDialog = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "hideProgressDialog", "()V");
jPerformHapticFeedback = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "performHapticFeedback", "(Z)V");
jVibrate1 = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "vibrate", "(J)V");
jVibrateA = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "vibrate", "([JI)V");
jCancelVibrate = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "cancelVibrate", "()V");
jSetKeepScreenOn = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "setKeepScreenOn", "(Z)V");
jIsNetworkLinkUp = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "isNetworkLinkUp", "()Z");
jIsNetworkLinkKnown = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "isNetworkLinkKnown", "()Z");
jSetSelectedLocale = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "setSelectedLocale", "(Ljava/lang/String;)V");
jScanMedia = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "scanMedia", "(Ljava/lang/String;Ljava/lang/String;)V");
jGetSystemColors = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "getSystemColors", "()[I");
jGetIconForExtension = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "getIconForExtension", "(Ljava/lang/String;I)[B");
jFireAndWaitForTracerEvent = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "fireAndWaitForTracerEvent", "()V");
jCreateShortcut = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "createShortcut", "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V");
jGetShowPasswordSetting = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "getShowPasswordSetting", "()Z");
jPostToJavaThread = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "postToJavaThread", "(Z)V");
jInitCamera = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "initCamera", "(Ljava/lang/String;III)[I");
jCloseCamera = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "closeCamera", "()V");
jIsTablet = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "isTablet", "()Z");
jEnableBatteryNotifications = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "enableBatteryNotifications", "()V");
jDisableBatteryNotifications = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "disableBatteryNotifications", "()V");
jGetCurrentBatteryInformation = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "getCurrentBatteryInformation", "()[D");
jGetAccessibilityEnabled = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "getAccessibilityEnabled", "()Z");
jHandleGeckoMessage = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "handleGeckoMessage", "(Ljava/lang/String;)Ljava/lang/String;");
jCheckUriVisited = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "checkUriVisited", "(Ljava/lang/String;)V");
jMarkUriVisited = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "markUriVisited", "(Ljava/lang/String;)V");
jNumberOfMessages = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "getNumberOfMessagesForText", "(Ljava/lang/String;)I");
jSendMessage = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "sendMessage", "(Ljava/lang/String;Ljava/lang/String;IJ)V");
jSaveSentMessage = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "saveSentMessage", "(Ljava/lang/String;Ljava/lang/String;J)I");
jGetMessage = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "getMessage", "(IIJ)V");
jDeleteMessage = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "deleteMessage", "(IIJ)V");
jCreateMessageList = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "createMessageList", "(JJ[Ljava/lang/String;IIZIJ)V");
jGetNextMessageinList = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "getNextMessageInList", "(IIJ)V");
jClearMessageList = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "clearMessageList", "(I)V");
jGetCurrentNetworkInformation = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "getCurrentNetworkInformation", "()[D");
jEnableNetworkNotifications = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "enableNetworkNotifications", "()V");
jDisableNetworkNotifications = (jmethodID) jEnv->GetStaticMethodID(jGeckoAppShellClass, "disableNetworkNotifications", "()V");
jEGLContextClass = (jclass) jEnv->NewGlobalRef(jEnv->FindClass("javax/microedition/khronos/egl/EGLContext"));
jEGL10Class = (jclass) jEnv->NewGlobalRef(jEnv->FindClass("javax/microedition/khronos/egl/EGL10"));
jEGLSurfaceImplClass = (jclass) jEnv->NewGlobalRef(jEnv->FindClass("com/google/android/gles_jni/EGLSurfaceImpl"));
jEGLContextImplClass = (jclass) jEnv->NewGlobalRef(jEnv->FindClass("com/google/android/gles_jni/EGLContextImpl"));
jEGLConfigImplClass = (jclass) jEnv->NewGlobalRef(jEnv->FindClass("com/google/android/gles_jni/EGLConfigImpl"));
jEGLDisplayImplClass = (jclass) jEnv->NewGlobalRef(jEnv->FindClass("com/google/android/gles_jni/EGLDisplayImpl"));
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(void *thr)
{
ALOG_BRIDGE("AndroidBridge::SetMainThread");
if (thr) {
mThread = thr;
mJavaVM->GetEnv((void**) &mJNIEnv, JNI_VERSION_1_2);
return (bool) mJNIEnv;
}
mJNIEnv = nsnull;
mThread = nsnull;
return true;
}
void
AndroidBridge::NotifyIME(int aType, int aState)
{
ALOG_BRIDGE("AndroidBridge::NotifyIME");
JNIEnv *env = AndroidBridge::GetJNIEnv();
if (!env)
return;
env->CallStaticVoidMethod(sBridge->mGeckoAppShellClass,
sBridge->jNotifyIME, aType, aState);
}
void
AndroidBridge::NotifyIMEEnabled(int aState, const nsAString& aTypeHint,
const nsAString& aActionHint)
{
ALOG_BRIDGE("AndroidBridge::NotifyIMEEnabled");
if (!sBridge)
return;
JNIEnv *env = AndroidBridge::GetJNIEnv();
if (!env)
return;
nsPromiseFlatString typeHint(aTypeHint);
nsPromiseFlatString actionHint(aActionHint);
jvalue args[4];
AutoLocalJNIFrame jniFrame(env, 1);
args[0].i = aState;
args[1].l = env->NewString(typeHint.get(), typeHint.Length());
args[2].l = env->NewString(actionHint.get(), actionHint.Length());
args[3].z = false;
PRInt32 landscapeFS;
if (NS_SUCCEEDED(Preferences::GetInt(IME_FULLSCREEN_PREF, &landscapeFS))) {
if (landscapeFS == 1) {
args[3].z = true;
} else if (landscapeFS == -1){
if (NS_SUCCEEDED(
Preferences::GetInt(IME_FULLSCREEN_THRESHOLD_PREF,
&landscapeFS))) {
// the threshold is hundreths of inches, so convert the
// threshold to pixels and multiply the height by 100
if (nsWindow::GetAndroidScreenBounds().height * 100 <
landscapeFS * Bridge()->GetDPI()) {
args[3].z = true;
}
}
}
}
env->CallStaticVoidMethodA(sBridge->mGeckoAppShellClass,
sBridge->jNotifyIMEEnabled, args);
}
void
AndroidBridge::NotifyIMEChange(const PRUnichar *aText, PRUint32 aTextLen,
int aStart, int aEnd, int aNewEnd)
{
ALOG_BRIDGE("AndroidBridge::NotifyIMEChange");
if (!sBridge) {
return;
}
JNIEnv *env = AndroidBridge::GetJNIEnv();
if (!env)
return;
jvalue args[4];
AutoLocalJNIFrame jniFrame(env, 1);
args[0].l = env->NewString(aText, aTextLen);
args[1].i = aStart;
args[2].i = aEnd;
args[3].i = aNewEnd;
env->CallStaticVoidMethodA(sBridge->mGeckoAppShellClass,
sBridge->jNotifyIMEChange, args);
}
void
AndroidBridge::AcknowledgeEventSync()
{
ALOG_BRIDGE("AndroidBridge::AcknowledgeEventSync");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
env->CallStaticVoidMethod(mGeckoAppShellClass, jAcknowledgeEventSync);
}
void
AndroidBridge::EnableDeviceMotion(bool aEnable)
{
ALOG_BRIDGE("AndroidBridge::EnableDeviceMotion");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
env->CallStaticVoidMethod(mGeckoAppShellClass, jEnableDeviceMotion, aEnable);
}
void
AndroidBridge::EnableLocation(bool aEnable)
{
ALOG_BRIDGE("AndroidBridge::EnableLocation");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
env->CallStaticVoidMethod(mGeckoAppShellClass, jEnableLocation, aEnable);
}
void
AndroidBridge::EnableSensor(int aSensorType) {
ALOG_BRIDGE("AndroidBridge::EnableSensor");
mJNIEnv->CallStaticVoidMethod(mGeckoAppShellClass, jEnableSensor,
aSensorType);
}
void
AndroidBridge::DisableSensor(int aSensorType) {
ALOG_BRIDGE("AndroidBridge::DisableSensor");
mJNIEnv->CallStaticVoidMethod(mGeckoAppShellClass, jDisableSensor,
aSensorType);
}
void
AndroidBridge::ReturnIMEQueryResult(const PRUnichar *aResult, PRUint32 aLen,
int aSelStart, int aSelLen)
{
ALOG_BRIDGE("AndroidBridge::ReturnIMEQueryResult");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
jvalue args[3];
AutoLocalJNIFrame jniFrame(env, 1);
args[0].l = env->NewString(aResult, aLen);
args[1].i = aSelStart;
args[2].i = aSelLen;
env->CallStaticVoidMethodA(mGeckoAppShellClass,
jReturnIMEQueryResult, args);
}
void
AndroidBridge::ScheduleRestart()
{
ALOG_BRIDGE("scheduling reboot");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
env->CallStaticVoidMethod(mGeckoAppShellClass, jScheduleRestart);
}
void
AndroidBridge::NotifyXreExit()
{
ALOG_BRIDGE("xre exiting");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
env->CallStaticVoidMethod(mGeckoAppShellClass, jNotifyXreExit);
}
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)));
nsJNIString isDefault(
static_cast<jstring>(aJNIEnv->GetObjectArrayElement(jArr, i + 1)));
nsJNIString packageName(
static_cast<jstring>(aJNIEnv->GetObjectArrayElement(jArr, i + 2)));
nsJNIString className(
static_cast<jstring>(aJNIEnv->GetObjectArrayElement(jArr, i + 3)));
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 char *aMimeType,
nsIMutableArray *aHandlersArray,
nsIHandlerApp **aDefaultApp,
const nsAString& aAction)
{
ALOG_BRIDGE("AndroidBridge::GetHandlersForMimeType");
JNIEnv *env = GetJNIEnv();
if (!env)
return false;
AutoLocalJNIFrame jniFrame(env);
NS_ConvertUTF8toUTF16 wMimeType(aMimeType);
jstring jstrMimeType =
env->NewString(wMimeType.get(), wMimeType.Length());
jstring jstrAction = env->NewString(nsPromiseFlatString(aAction).get(),
aAction.Length());
jobject obj = env->CallStaticObjectMethod(mGeckoAppShellClass,
jGetHandlersForMimeType,
jstrMimeType, jstrAction);
jobjectArray arr = static_cast<jobjectArray>(obj);
if (!arr)
return false;
jsize len = env->GetArrayLength(arr);
if (!aHandlersArray)
return len > 0;
getHandlersFromStringArray(env, arr, len, aHandlersArray,
aDefaultApp, aAction,
nsDependentCString(aMimeType));
return true;
}
bool
AndroidBridge::GetHandlersForURL(const char *aURL,
nsIMutableArray* aHandlersArray,
nsIHandlerApp **aDefaultApp,
const nsAString& aAction)
{
ALOG_BRIDGE("AndroidBridge::GetHandlersForURL");
JNIEnv *env = GetJNIEnv();
if (!env)
return false;
AutoLocalJNIFrame jniFrame(env);
NS_ConvertUTF8toUTF16 wScheme(aURL);
jstring jstrScheme = env->NewString(wScheme.get(), wScheme.Length());
jstring jstrAction = env->NewString(nsPromiseFlatString(aAction).get(),
aAction.Length());
jobject obj = env->CallStaticObjectMethod(mGeckoAppShellClass,
jGetHandlersForURL,
jstrScheme, jstrAction);
jobjectArray arr = static_cast<jobjectArray>(obj);
if (!arr)
return false;
jsize len = env->GetArrayLength(arr);
if (!aHandlersArray)
return len > 0;
getHandlersFromStringArray(env, arr, len, aHandlersArray,
aDefaultApp, aAction);
return true;
}
bool
AndroidBridge::OpenUriExternal(const nsACString& aUriSpec, const nsACString& aMimeType,
const nsAString& aPackageName, const nsAString& aClassName,
const nsAString& aAction, const nsAString& aTitle)
{
ALOG_BRIDGE("AndroidBridge::OpenUriExternal");
JNIEnv *env = GetJNIEnv();
if (!env)
return false;
AutoLocalJNIFrame jniFrame(env);
NS_ConvertUTF8toUTF16 wUriSpec(aUriSpec);
NS_ConvertUTF8toUTF16 wMimeType(aMimeType);
jstring jstrUri = env->NewString(wUriSpec.get(), wUriSpec.Length());
jstring jstrType = env->NewString(wMimeType.get(), wMimeType.Length());
jstring jstrPackage = env->NewString(nsPromiseFlatString(aPackageName).get(),
aPackageName.Length());
jstring jstrClass = env->NewString(nsPromiseFlatString(aClassName).get(),
aClassName.Length());
jstring jstrAction = env->NewString(nsPromiseFlatString(aAction).get(),
aAction.Length());
jstring jstrTitle = env->NewString(nsPromiseFlatString(aTitle).get(),
aTitle.Length());
return env->CallStaticBooleanMethod(mGeckoAppShellClass,
jOpenUriExternal,
jstrUri, jstrType, jstrPackage,
jstrClass, jstrAction, jstrTitle);
}
void
AndroidBridge::GetMimeTypeFromExtensions(const nsACString& aFileExt, nsCString& aMimeType)
{
ALOG_BRIDGE("AndroidBridge::GetMimeTypeFromExtensions");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
NS_ConvertUTF8toUTF16 wFileExt(aFileExt);
jstring jstrExt = env->NewString(wFileExt.get(), wFileExt.Length());
jstring jstrType = static_cast<jstring>(
env->CallStaticObjectMethod(mGeckoAppShellClass,
jGetMimeTypeFromExtensions,
jstrExt));
nsJNIString jniStr(jstrType);
aMimeType.Assign(NS_ConvertUTF16toUTF8(jniStr.get()));
}
void
AndroidBridge::GetExtensionFromMimeType(const nsACString& aMimeType, nsACString& aFileExt)
{
ALOG_BRIDGE("AndroidBridge::GetExtensionFromMimeType");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
NS_ConvertUTF8toUTF16 wMimeType(aMimeType);
jstring jstrType = env->NewString(wMimeType.get(), wMimeType.Length());
jstring jstrExt = static_cast<jstring>(
env->CallStaticObjectMethod(mGeckoAppShellClass,
jGetExtensionFromMimeType,
jstrType));
nsJNIString jniStr(jstrExt);
aFileExt.Assign(NS_ConvertUTF16toUTF8(jniStr.get()));
}
void
AndroidBridge::MoveTaskToBack()
{
ALOG_BRIDGE("AndroidBridge::MoveTaskToBack");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
env->CallStaticVoidMethod(mGeckoAppShellClass, jMoveTaskToBack);
}
bool
AndroidBridge::GetClipboardText(nsAString& aText)
{
ALOG_BRIDGE("AndroidBridge::GetClipboardText");
JNIEnv *env = GetJNIEnv();
if (!env)
return false;
jstring jstrType =
static_cast<jstring>(env->
CallStaticObjectMethod(mGeckoAppShellClass,
jGetClipboardText));
if (!jstrType)
return false;
nsJNIString jniStr(jstrType);
aText.Assign(jniStr);
return true;
}
void
AndroidBridge::SetClipboardText(const nsAString& aText)
{
ALOG_BRIDGE("AndroidBridge::SetClipboardText");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
jstring jstr = env->NewString(nsPromiseFlatString(aText).get(),
aText.Length());
env->CallStaticVoidMethod(mGeckoAppShellClass, jSetClipboardText, jstr);
}
bool
AndroidBridge::ClipboardHasText()
{
ALOG_BRIDGE("AndroidBridge::ClipboardHasText");
JNIEnv *env = GetJNIEnv();
if (!env)
return false;
jstring jstrType =
static_cast<jstring>(env->
CallStaticObjectMethod(mGeckoAppShellClass,
jGetClipboardText));
if (!jstrType)
return false;
return true;
}
void
AndroidBridge::EmptyClipboard()
{
ALOG_BRIDGE("AndroidBridge::EmptyClipboard");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
env->CallStaticVoidMethod(mGeckoAppShellClass, jSetClipboardText, nsnull);
}
void
AndroidBridge::ShowAlertNotification(const nsAString& aImageUrl,
const nsAString& aAlertTitle,
const nsAString& aAlertText,
const nsAString& aAlertCookie,
nsIObserver *aAlertListener,
const nsAString& aAlertName)
{
ALOG_BRIDGE("ShowAlertNotification");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
if (nsAppShell::gAppShell && aAlertListener)
nsAppShell::gAppShell->AddObserver(aAlertName, aAlertListener);
jvalue args[5];
args[0].l = env->NewString(nsPromiseFlatString(aImageUrl).get(), aImageUrl.Length());
args[1].l = env->NewString(nsPromiseFlatString(aAlertTitle).get(), aAlertTitle.Length());
args[2].l = env->NewString(nsPromiseFlatString(aAlertText).get(), aAlertText.Length());
args[3].l = env->NewString(nsPromiseFlatString(aAlertCookie).get(), aAlertCookie.Length());
args[4].l = env->NewString(nsPromiseFlatString(aAlertName).get(), aAlertName.Length());
env->CallStaticVoidMethodA(mGeckoAppShellClass, jShowAlertNotification, args);
}
void
AndroidBridge::AlertsProgressListener_OnProgress(const nsAString& aAlertName,
PRInt64 aProgress,
PRInt64 aProgressMax,
const nsAString& aAlertText)
{
ALOG_BRIDGE("AlertsProgressListener_OnProgress");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
jstring jstrName = env->NewString(nsPromiseFlatString(aAlertName).get(), aAlertName.Length());
jstring jstrText = env->NewString(nsPromiseFlatString(aAlertText).get(), aAlertText.Length());
env->CallStaticVoidMethod(mGeckoAppShellClass, jAlertsProgressListener_OnProgress,
jstrName, aProgress, aProgressMax, jstrText);
}
void
AndroidBridge::AlertsProgressListener_OnCancel(const nsAString& aAlertName)
{
ALOG_BRIDGE("AlertsProgressListener_OnCancel");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
jstring jstrName = env->NewString(nsPromiseFlatString(aAlertName).get(), aAlertName.Length());
env->CallStaticVoidMethod(mGeckoAppShellClass, jAlertsProgressListener_OnCancel, jstrName);
}
int
AndroidBridge::GetDPI()
{
ALOG_BRIDGE("AndroidBridge::GetDPI");
JNIEnv *env = GetJNIEnv();
if (!env)
return 72; // what is a better value. If we don't have a env here, we are hosed.
return (int) env->CallStaticIntMethod(mGeckoAppShellClass, jGetDpi);
}
void
AndroidBridge::ShowFilePicker(nsAString& aFilePath, nsAString& aFilters)
{
ALOG_BRIDGE("AndroidBridge::ShowFilePicker");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
jstring jstrFilers = env->NewString(nsPromiseFlatString(aFilters).get(),
aFilters.Length());
jstring jstr = static_cast<jstring>(env->CallStaticObjectMethod(
mGeckoAppShellClass,
jShowFilePicker, jstrFilers));
aFilePath.Assign(nsJNIString(jstr));
}
void
AndroidBridge::SetFullScreen(bool aFullScreen)
{
ALOG_BRIDGE("AndroidBridge::SetFullScreen");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
env->CallStaticVoidMethod(mGeckoAppShellClass, jSetFullScreen, aFullScreen);
}
void
AndroidBridge::HideProgressDialogOnce()
{
static bool once = false;
JNIEnv *env = GetJNIEnv();
if (!env)
return;
if (!once) {
ALOG_BRIDGE("AndroidBridge::HideProgressDialogOnce");
env->CallStaticVoidMethod(mGeckoAppShellClass, jHideProgressDialog);
once = true;
}
}
bool
AndroidBridge::GetAccessibilityEnabled()
{
ALOG_BRIDGE("AndroidBridge::GetAccessibilityEnabled");
JNIEnv *env = GetJNIEnv();
if (!env)
return false;
return env->CallStaticBooleanMethod(mGeckoAppShellClass, jGetAccessibilityEnabled);
}
void
AndroidBridge::PerformHapticFeedback(bool aIsLongPress)
{
ALOG_BRIDGE("AndroidBridge::PerformHapticFeedback");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
env->CallStaticVoidMethod(mGeckoAppShellClass,
jPerformHapticFeedback, aIsLongPress);
}
void
AndroidBridge::Vibrate(const nsTArray<PRUint32>& aPattern)
{
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame frame;
ALOG_BRIDGE("AndroidBridge::Vibrate");
PRUint32 len = aPattern.Length();
if (!len) {
ALOG_BRIDGE(" invalid 0-length array");
return;
}
// 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;
}
env->CallStaticVoidMethod(mGeckoAppShellClass, jVibrate1, 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, nsnull);
elts[0] = 0;
for (PRUint32 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);
env->CallStaticVoidMethod(mGeckoAppShellClass, jVibrateA,
array, -1/*don't repeat*/);
// GC owns |array| now?
}
void
AndroidBridge::CancelVibrate()
{
JNIEnv *env = GetJNIEnv();
if (!env)
return;
env->CallStaticVoidMethod(mGeckoAppShellClass, jCancelVibrate);
}
bool
AndroidBridge::IsNetworkLinkUp()
{
ALOG_BRIDGE("AndroidBridge::IsNetworkLinkUp");
JNIEnv *env = GetJNIEnv();
if (!env)
return false;
return !!env->CallStaticBooleanMethod(mGeckoAppShellClass, jIsNetworkLinkUp);
}
bool
AndroidBridge::IsNetworkLinkKnown()
{
ALOG_BRIDGE("AndroidBridge::IsNetworkLinkKnown");
JNIEnv *env = GetJNIEnv();
if (!env)
return false;
return !!env->CallStaticBooleanMethod(mGeckoAppShellClass, jIsNetworkLinkKnown);
}
void
AndroidBridge::SetSelectedLocale(const nsAString& aLocale)
{
ALOG_BRIDGE("AndroidBridge::SetSelectedLocale");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
jstring jLocale = env->NewString(PromiseFlatString(aLocale).get(), aLocale.Length());
env->CallStaticVoidMethod(mGeckoAppShellClass, jSetSelectedLocale, jLocale);
}
void
AndroidBridge::GetSystemColors(AndroidSystemColors *aColors)
{
ALOG_BRIDGE("AndroidBridge::GetSystemColors");
NS_ASSERTION(aColors != nsnull, "AndroidBridge::GetSystemColors: aColors is null!");
if (!aColors)
return;
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
jobject obj = env->CallStaticObjectMethod(mGeckoAppShellClass, jGetSystemColors);
jintArray arr = static_cast<jintArray>(obj);
if (!arr)
return;
jsize len = env->GetArrayLength(arr);
jint *elements = env->GetIntArrayElements(arr, 0);
PRUint32 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 (PRUint32 i = 0; i < colorsCount; i++) {
PRUint32 androidColor = static_cast<PRUint32>(elements[i]);
PRUint8 r = (androidColor & 0x00ff0000) >> 16;
PRUint8 b = (androidColor & 0x000000ff);
colors[i] = androidColor & 0xff00ff00 | b << 16 | r;
}
env->ReleaseIntArrayElements(arr, elements, 0);
}
void
AndroidBridge::GetIconForExtension(const nsACString& aFileExt, PRUint32 aIconSize, PRUint8 * const aBuf)
{
ALOG_BRIDGE("AndroidBridge::GetIconForExtension");
NS_ASSERTION(aBuf != nsnull, "AndroidBridge::GetIconForExtension: aBuf is null!");
if (!aBuf)
return;
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
nsString fileExt;
CopyUTF8toUTF16(aFileExt, fileExt);
jstring jstrFileExt = env->NewString(nsPromiseFlatString(fileExt).get(), fileExt.Length());
jobject obj = env->CallStaticObjectMethod(mGeckoAppShellClass, jGetIconForExtension, jstrFileExt, aIconSize);
jbyteArray arr = static_cast<jbyteArray>(obj);
NS_ASSERTION(arr != nsnull, "AndroidBridge::GetIconForExtension: Returned pixels array is null!");
if (!arr)
return;
jsize len = env->GetArrayLength(arr);
jbyte *elements = env->GetByteArrayElements(arr, 0);
PRUint32 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);
}
bool
AndroidBridge::GetShowPasswordSetting()
{
ALOG_BRIDGE("AndroidBridge::GetShowPasswordSetting");
JNIEnv *env = GetJNIEnv();
if (!env)
return false;
return env->CallStaticBooleanMethod(mGeckoAppShellClass, jGetShowPasswordSetting);
}
void
AndroidBridge::SetSurfaceView(jobject obj)
{
mSurfaceView.Init(obj);
}
void
AndroidBridge::SetSoftwareLayerClient(jobject obj)
{
mSoftwareLayerClient.Init(obj);
}
void
AndroidBridge::ShowInputMethodPicker()
{
ALOG_BRIDGE("AndroidBridge::ShowInputMethodPicker");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
env->CallStaticVoidMethod(mGeckoAppShellClass, jShowInputMethodPicker);
}
void *
AndroidBridge::CallEglCreateWindowSurface(void *dpy, void *config, AndroidGeckoSurfaceView &sview)
{
ALOG_BRIDGE("AndroidBridge::CallEglCreateWindowSurface");
JNIEnv *env = GetJNIEnv();
if (!env)
return NULL;
AutoLocalJNIFrame jniFrame(env);
/*
* This is basically:
*
* s = EGLContext.getEGL().eglCreateWindowSurface(new EGLDisplayImpl(dpy),
* new EGLConfigImpl(config),
* view.getHolder(), null);
* return s.mEGLSurface;
*
* We can't do it from java, because the EGLConfigImpl constructor is private.
*/
jobject surfaceHolder = sview.GetSurfaceHolder();
if (!surfaceHolder)
return nsnull;
// grab some fields and methods we'll need
jmethodID constructConfig = env->GetMethodID(jEGLConfigImplClass, "<init>", "(I)V");
jmethodID constructDisplay = env->GetMethodID(jEGLDisplayImplClass, "<init>", "(I)V");
jmethodID getEgl = env->GetStaticMethodID(jEGLContextClass, "getEGL", "()Ljavax/microedition/khronos/egl/EGL;");
jmethodID createWindowSurface = env->GetMethodID(jEGL10Class, "eglCreateWindowSurface", "(Ljavax/microedition/khronos/egl/EGLDisplay;Ljavax/microedition/khronos/egl/EGLConfig;Ljava/lang/Object;[I)Ljavax/microedition/khronos/egl/EGLSurface;");
jobject egl = env->CallStaticObjectMethod(jEGLContextClass, getEgl);
jobject jdpy = env->NewObject(jEGLDisplayImplClass, constructDisplay, (int) dpy);
jobject jconf = env->NewObject(jEGLConfigImplClass, constructConfig, (int) config);
// make the call
jobject surf = env->CallObjectMethod(egl, createWindowSurface, jdpy, jconf, surfaceHolder, NULL);
if (!surf)
return nsnull;
jfieldID sfield = env->GetFieldID(jEGLSurfaceImplClass, "mEGLSurface", "I");
jint realSurface = env->GetIntField(surf, sfield);
return (void*) realSurface;
}
bool
AndroidBridge::GetStaticIntField(const char *className, const char *fieldName, PRInt32* aInt)
{
ALOG_BRIDGE("AndroidBridge::GetStaticIntField %s", fieldName);
JNIEnv *env = GetJNIEnv();
if (!env)
return false;
AutoLocalJNIFrame jniFrame(env, 3);
jclass cls = env->FindClass(className);
if (!cls)
return false;
jfieldID field = env->GetStaticFieldID(cls, fieldName, "I");
if (!field)
return false;
*aInt = static_cast<PRInt32>(env->GetStaticIntField(cls, field));
return true;
}
bool
AndroidBridge::GetStaticStringField(const char *className, const char *fieldName, nsAString &result)
{
ALOG_BRIDGE("AndroidBridge::GetStaticIntField %s", fieldName);
JNIEnv *env = GetJNIEnv();
if (!env)
return false;
AutoLocalJNIFrame jniFrame(env, 3);
jclass cls = env->FindClass(className);
if (!cls)
return false;
jfieldID field = env->GetStaticFieldID(cls, fieldName, "Ljava/lang/String;");
if (!field)
return false;
jstring jstr = (jstring) env->GetStaticObjectField(cls, field);
if (!jstr)
return false;
result.Assign(nsJNIString(jstr));
return true;
}
void
AndroidBridge::SetKeepScreenOn(bool on)
{
ALOG_BRIDGE("AndroidBridge::SetKeepScreenOn");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
env->CallStaticVoidMethod(sBridge->mGeckoAppShellClass,
sBridge->jSetKeepScreenOn, on);
}
// Available for places elsewhere in the code to link to.
bool
mozilla_AndroidBridge_SetMainThread(void *thr)
{
return AndroidBridge::Bridge()->SetMainThread(thr);
}
jclass GetGeckoAppShellClass()
{
return mozilla::AndroidBridge::GetGeckoAppShellClass();
}
void
AndroidBridge::ScanMedia(const nsAString& aFile, const nsACString& aMimeType)
{
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
jstring jstrFile = env->NewString(nsPromiseFlatString(aFile).get(), aFile.Length());
nsString mimeType2;
CopyUTF8toUTF16(aMimeType, mimeType2);
jstring jstrMimeTypes = env->NewString(nsPromiseFlatString(mimeType2).get(), mimeType2.Length());
env->CallStaticVoidMethod(mGeckoAppShellClass, jScanMedia, jstrFile, jstrMimeTypes);
}
void
AndroidBridge::CreateShortcut(const nsAString& aTitle, const nsAString& aURI, const nsAString& aIconData, const nsAString& aIntent)
{
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
jstring jstrTitle = env->NewString(nsPromiseFlatString(aTitle).get(), aTitle.Length());
jstring jstrURI = env->NewString(nsPromiseFlatString(aURI).get(), aURI.Length());
jstring jstrIconData = env->NewString(nsPromiseFlatString(aIconData).get(), aIconData.Length());
jstring jstrIntent = env->NewString(nsPromiseFlatString(aIntent).get(), aIntent.Length());
if (!jstrURI || !jstrTitle || !jstrIconData)
return;
env->CallStaticVoidMethod(mGeckoAppShellClass, jCreateShortcut, jstrTitle, jstrURI, jstrIconData, jstrIntent);
}
void
AndroidBridge::PostToJavaThread(JNIEnv *env, nsIRunnable* aRunnable, bool aMainThread)
{
mRunnableQueue.AppendObject(aRunnable);
AutoLocalJNIFrame jniFrame(env);
env->CallStaticVoidMethod(mGeckoAppShellClass, jPostToJavaThread, (jboolean)aMainThread);
}
void
AndroidBridge::ExecuteNextRunnable(JNIEnv *env)
{
if (mRunnableQueue.Count() > 0) {
nsIRunnable* r = mRunnableQueue[0];
r->Run();
mRunnableQueue.RemoveObjectAt(0);
}
}
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;
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");
mHasNativeWindowAccess = ANativeWindow_fromSurface && ANativeWindow_release && ANativeWindow_lock && ANativeWindow_unlockAndPost;
ALOG_BRIDGE("Successfully opened libandroid.so, have native window access? %d", mHasNativeWindowAccess);
}
}
}
void
AndroidBridge::FireAndWaitForTracerEvent() {
JNIEnv *env = GetJNIEnv();
if (!env)
return;
env->CallStaticVoidMethod(mGeckoAppShellClass,
jFireAndWaitForTracerEvent);
}
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 = nsnull;
mTracerCondVar = nsnull;
}
virtual nsresult Run() {
MutexAutoLock lock(*mTracerLock);
if (!AndroidBridge::Bridge())
return NS_OK;
AndroidBridge::Bridge()->FireAndWaitForTracerEvent();
mHasRun = PR_TRUE;
mTracerCondVar->Notify();
return NS_OK;
}
bool Fire() {
if (!mTracerLock || !mTracerCondVar)
return false;
MutexAutoLock lock(*mTracerLock);
mHasRun = PR_FALSE;
mMainThread->Dispatch(this, NS_DISPATCH_NORMAL);
while (!mHasRun)
mTracerCondVar->Wait();
return true;
}
void Signal() {
MutexAutoLock lock(*mTracerLock);
mHasRun = PR_TRUE;
mTracerCondVar->Notify();
}
private:
Mutex* mTracerLock;
CondVar* mTracerCondVar;
PRBool mHasRun;
nsCOMPtr<nsIThread> mMainThread;
};
nsCOMPtr<TracerRunnable> sTracerRunnable;
bool InitWidgetTracing() {
if (!sTracerRunnable)
sTracerRunnable = new TracerRunnable();
return true;
}
void CleanUpWidgetTracing() {
if (sTracerRunnable)
delete sTracerRunnable;
sTracerRunnable = nsnull;
}
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 (info.width != width || info.height != height)
return false;
return true;
}
bool
AndroidBridge::InitCamera(const nsCString& contentType, PRUint32 camera, PRUint32 *width, PRUint32 *height, PRUint32 *fps)
{
JNIEnv *env = GetJNIEnv();
if (!env)
return false;
AutoLocalJNIFrame jniFrame(env);
NS_ConvertASCIItoUTF16 s(contentType);
jstring jstrContentType = env->NewString(s.get(), NS_strlen(s.get()));
jobject obj = env->CallStaticObjectMethod(mGeckoAppShellClass, jInitCamera, jstrContentType, camera, *width, *height);
jintArray arr = static_cast<jintArray>(obj);
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::CloseCamera() {
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
env->CallStaticVoidMethod(mGeckoAppShellClass, jCloseCamera);
}
void
AndroidBridge::EnableBatteryNotifications()
{
ALOG_BRIDGE("AndroidBridge::EnableBatteryObserver");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
env->CallStaticVoidMethod(mGeckoAppShellClass, jEnableBatteryNotifications);
}
void
AndroidBridge::DisableBatteryNotifications()
{
ALOG_BRIDGE("AndroidBridge::DisableBatteryNotifications");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
env->CallStaticVoidMethod(mGeckoAppShellClass, jDisableBatteryNotifications);
}
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.
jobject obj = env->CallStaticObjectMethod(mGeckoAppShellClass, jGetCurrentBatteryInformation);
jdoubleArray arr = static_cast<jdoubleArray>(obj);
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, 1);
jstring jMessage = env->NewString(nsPromiseFlatString(aMessage).get(), aMessage.Length());
jstring returnMessage = static_cast<jstring>(env->CallStaticObjectMethod(mGeckoAppShellClass, jHandleGeckoMessage, jMessage));
jthrowable ex = env->ExceptionOccurred();
if (ex) {
env->ExceptionDescribe();
env->ExceptionClear();
}
nsJNIString jniStr(returnMessage);
aRet.Assign(jniStr);
ALOG_BRIDGE("leaving %s", __PRETTY_FUNCTION__);
}
static nsCOMPtr<nsIAndroidDrawMetadataProvider> gDrawMetadataProvider = NULL;
nsCOMPtr<nsIAndroidDrawMetadataProvider>
AndroidBridge::GetDrawMetadataProvider()
{
return gDrawMetadataProvider;
}
void
AndroidBridge::CheckURIVisited(const nsAString& aURI)
{
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env, 1);
jstring jstrURI = env->NewString(nsPromiseFlatString(aURI).get(), aURI.Length());
env->CallStaticVoidMethod(mGeckoAppShellClass, jCheckUriVisited, jstrURI);
}
void
AndroidBridge::MarkURIVisited(const nsAString& aURI)
{
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env, 1);
jstring jstrURI = env->NewString(nsPromiseFlatString(aURI).get(), aURI.Length());
env->CallStaticVoidMethod(mGeckoAppShellClass, jMarkUriVisited, jstrURI);
}
void AndroidBridge::EmitGeckoAccessibilityEvent (PRInt32 eventType, const nsAString& role, const nsAString& text, const nsAString& description, bool enabled, bool checked, bool password) {
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
jstring jstrRole = env->NewString(nsPromiseFlatString(role).get(), role.Length());
jstring jstrText = env->NewString(nsPromiseFlatString(text).get(), text.Length());
jstring jstrDescription = env->NewString(nsPromiseFlatString(description).get(), description.Length());
env->CallStaticVoidMethod(mGeckoAppShellClass, jEmitGeckoAccessibilityEvent, eventType, jstrRole, jstrText, jstrDescription, enabled, checked, password);
}
PRUint16
AndroidBridge::GetNumberOfMessagesForText(const nsAString& aText)
{
ALOG_BRIDGE("AndroidBridge::GetNumberOfMessagesForText");
JNIEnv *env = GetJNIEnv();
if (!env)
return 0;
AutoLocalJNIFrame jniFrame(env);
jstring jText = env->NewString(PromiseFlatString(aText).get(), aText.Length());
return env->CallStaticIntMethod(mGeckoAppShellClass, jNumberOfMessages, jText);
}
void
AndroidBridge::SendMessage(const nsAString& aNumber, const nsAString& aMessage, PRInt32 aRequestId, PRUint64 aProcessId)
{
ALOG_BRIDGE("AndroidBridge::SendMessage");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
jstring jNumber = env->NewString(PromiseFlatString(aNumber).get(), aNumber.Length());
jstring jMessage = env->NewString(PromiseFlatString(aMessage).get(), aMessage.Length());
env->CallStaticVoidMethod(mGeckoAppShellClass, jSendMessage, jNumber, jMessage, aRequestId, aProcessId);
}
PRInt32
AndroidBridge::SaveSentMessage(const nsAString& aRecipient,
const nsAString& aBody, PRUint64 aDate)
{
ALOG_BRIDGE("AndroidBridge::SaveSentMessage");
JNIEnv *env = GetJNIEnv();
if (!env)
return 0;
AutoLocalJNIFrame jniFrame(env, 1);
jstring jRecipient = env->NewString(PromiseFlatString(aRecipient).get(), aRecipient.Length());
jstring jBody = env->NewString(PromiseFlatString(aBody).get(), aBody.Length());
return env->CallStaticIntMethod(mGeckoAppShellClass, jSaveSentMessage, jRecipient, jBody, aDate);
}
void
AndroidBridge::GetMessage(PRInt32 aMessageId, PRInt32 aRequestId, PRUint64 aProcessId)
{
ALOG_BRIDGE("AndroidBridge::GetMessage");
JNIEnv *env = env;
if (!env)
return;
env->CallStaticVoidMethod(mGeckoAppShellClass, jGetMessage, aMessageId, aRequestId, aProcessId);
}
void
AndroidBridge::DeleteMessage(PRInt32 aMessageId, PRInt32 aRequestId, PRUint64 aProcessId)
{
ALOG_BRIDGE("AndroidBridge::DeleteMessage");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
env->CallStaticVoidMethod(mGeckoAppShellClass, jDeleteMessage, aMessageId, aRequestId, aProcessId);
}
void
AndroidBridge::CreateMessageList(const dom::sms::SmsFilterData& aFilter, bool aReverse,
PRInt32 aRequestId, PRUint64 aProcessId)
{
ALOG_BRIDGE("AndroidBridge::CreateMessageList");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
jobjectArray numbers =
(jobjectArray)env->NewObjectArray(aFilter.numbers().Length(),
env->FindClass("java/lang/String"),
env->NewStringUTF(""));
for (PRUint32 i = 0; i < aFilter.numbers().Length(); ++i) {
env->SetObjectArrayElement(numbers, i,
env->NewStringUTF(NS_ConvertUTF16toUTF8(aFilter.numbers()[i]).get()));
}
env->CallStaticVoidMethod(mGeckoAppShellClass, jCreateMessageList,
aFilter.startDate(), aFilter.endDate(),
numbers, aFilter.numbers().Length(),
aFilter.delivery(), aReverse, aRequestId,
aProcessId);
}
void
AndroidBridge::GetNextMessageInList(PRInt32 aListId, PRInt32 aRequestId, PRUint64 aProcessId)
{
ALOG_BRIDGE("AndroidBridge::GetNextMessageInList");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
env->CallStaticVoidMethod(mGeckoAppShellClass, jGetNextMessageinList, aListId, aRequestId, aProcessId);
}
void
AndroidBridge::ClearMessageList(PRInt32 aListId)
{
ALOG_BRIDGE("AndroidBridge::ClearMessageList");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
env->CallStaticVoidMethod(mGeckoAppShellClass, jClearMessageList, aListId);
}
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 and a boolean.
jobject obj = env->CallStaticObjectMethod(mGeckoAppShellClass, jGetCurrentNetworkInformation);
jdoubleArray arr = static_cast<jdoubleArray>(obj);
if (!arr || env->GetArrayLength(arr) != 2) {
return;
}
jdouble* info = env->GetDoubleArrayElements(arr, 0);
aNetworkInfo->bandwidth() = info[0];
aNetworkInfo->canBeMetered() = info[1] == 1.0f;
env->ReleaseDoubleArrayElements(arr, info, 0);
}
void
AndroidBridge::EnableNetworkNotifications()
{
ALOG_BRIDGE("AndroidBridge::EnableNetworkNotifications");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
env->CallStaticVoidMethod(mGeckoAppShellClass, jEnableNetworkNotifications);
}
void
AndroidBridge::DisableNetworkNotifications()
{
ALOG_BRIDGE("AndroidBridge::DisableNetworkNotifications");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
env->CallStaticVoidMethod(mGeckoAppShellClass, jDisableNetworkNotifications);
}
void *
AndroidBridge::LockBitmap(jobject bitmap)
{
int err;
void *buf;
JNIEnv *env = GetJNIEnv();
if (!env)
return nsnull;
if ((err = AndroidBitmap_lockPixels(env, bitmap, &buf)) != 0) {
ALOG_BRIDGE("AndroidBitmap_lockPixels failed! (error %d)", err);
buf = nsnull;
}
return buf;
}
void
AndroidBridge::UnlockBitmap(jobject bitmap)
{
int err;
JNIEnv *env = GetJNIEnv();
if (!env)
return;
if ((err = AndroidBitmap_unlockPixels(env, bitmap)) != 0)
ALOG_BRIDGE("AndroidBitmap_unlockPixels failed! (error %d)", err);
}
bool
AndroidBridge::HasNativeWindowAccess()
{
OpenGraphicsLibraries();
return mHasNativeWindowAccess;
}
void*
AndroidBridge::AcquireNativeWindow(jobject surface)
{
if (!HasNativeWindowAccess())
return nsnull;
JNIEnv *env = GetJNIEnv();
if (!env)
return nsnull;
return ANativeWindow_fromSurface(env, surface);
}
void
AndroidBridge::ReleaseNativeWindow(void *window)
{
if (!window)
return;
ANativeWindow_release(window);
}
bool
AndroidBridge::SetNativeWindowFormat(void *window, int width, int height, int format)
{
return ANativeWindow_setBuffersGeometry(window, width, height, format) == 0;
}
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;
int err;
ANativeWindow_Buffer buffer;
*bits = NULL;
*width = *height = *format = 0;
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;
return true;
}
bool
AndroidBridge::UnlockWindow(void* window)
{
int err;
if ((err = ANativeWindow_unlockAndPost(window)) != 0) {
ALOG_BRIDGE("ANativeWindow_unlockAndPost failed! (error %d)", err);
return false;
}
return true;
}
bool
AndroidBridge::IsTablet()
{
JNIEnv *env = GetJNIEnv();
if (!env)
return false;
return env->CallStaticBooleanMethod(mGeckoAppShellClass, jIsTablet);
}
/* 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 NS_OUTPARAM)
{
AndroidBridge::Bridge()->HandleGeckoMessage(message, aRet);
return NS_OK;
}
/* void SetDrawMetadataProvider (in nsIAndroidDrawMetadataProvider message); */
NS_IMETHODIMP nsAndroidBridge::SetDrawMetadataProvider(nsIAndroidDrawMetadataProvider *aProvider)
{
gDrawMetadataProvider = aProvider;
return NS_OK;
}
void
AndroidBridge::SetPreventPanning(bool aPreventPanning) {
ALOG_BRIDGE("AndroidBridge::PreventPanning");
JNIEnv *env = GetJNIEnv();
if (!env)
return;
env->CallStaticVoidMethod(mGeckoAppShellClass, jSetPreventPanning, (jboolean)aPreventPanning);
}
// 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;
}
int status = jVm->GetEnv((void**) &jEnv, JNI_VERSION_1_2);
if (status < 0) {
status = jVm->AttachCurrentThread(&jEnv, NULL);
if (status < 0) {
__android_log_print(ANDROID_LOG_INFO, "GetJNIForThread", "Could not attach");
return NULL;
}
static PRUintn sJavaEnvThreadIndex = 0;
PR_NewThreadPrivateIndex(&sJavaEnvThreadIndex, JavaThreadDetachFunc);
PR_SetThreadPrivate(sJavaEnvThreadIndex, jEnv);
}
if (!jEnv) {
__android_log_print(ANDROID_LOG_INFO, "GetJNIForThread", "returning NULL");
}
return jEnv;
}
}
jobject
AndroidBridge::CreateSurface()
{
#ifndef MOZ_JAVA_COMPOSITOR
return NULL;
#else
AutoLocalJNIFrame frame(1);
JNIEnv* env = GetJNIForThread();
jclass cls = env->FindClass("org/mozilla/gecko/GeckoAppShell");
jmethodID method = env->GetStaticMethodID(cls,
"createSurface",
"()Landroid/view/Surface;");
jobject surface = env->CallStaticObjectMethod(cls, method);
if (surface)
env->NewGlobalRef(surface);
return surface;
#endif
}
void
AndroidBridge::DestroySurface(jobject surface)
{
#ifdef MOZ_JAVA_COMPOSITOR
AutoLocalJNIFrame frame(1);
JNIEnv* env = GetJNIForThread();
jclass cls = env->FindClass("org/mozilla/gecko/GeckoAppShell");
jmethodID method = env->GetStaticMethodID(cls,
"destroySurface",
"(Landroid/view/Surface;)V");
env->CallStaticVoidMethod(cls, method, surface);
env->DeleteGlobalRef(surface);
#endif
}
void
AndroidBridge::ShowSurface(jobject surface, const gfxRect& aRect, bool aInverted, bool aBlend)
{
#ifdef MOZ_JAVA_COMPOSITOR
AutoLocalJNIFrame frame;
JNIEnv* env = GetJNIForThread();
jclass cls = env->FindClass("org/mozilla/gecko/GeckoAppShell");
nsAutoString metadata;
nsCOMPtr<nsIAndroidDrawMetadataProvider> metadataProvider = GetDrawMetadataProvider();
metadataProvider->GetDrawMetadata(metadata);
jstring jMetadata = env->NewString(nsPromiseFlatString(metadata).get(), metadata.Length());
jmethodID method = env->GetStaticMethodID(cls,
"showSurface",
"(Landroid/view/Surface;IIIIZZLjava/lang/String;)V");
env->CallStaticVoidMethod(cls, method, surface,
(int)aRect.x, (int)aRect.y,
(int)aRect.width, (int)aRect.height,
aInverted, aBlend, jMetadata);
#endif
}
void
AndroidBridge::HideSurface(jobject surface)
{
#ifdef MOZ_JAVA_COMPOSITOR
AutoLocalJNIFrame frame(1);
JNIEnv* env = GetJNIForThread();
jclass cls = env->FindClass("org/mozilla/gecko/GeckoAppShell");
jmethodID method = env->GetStaticMethodID(cls,
"hideSurface",
"(Landroid/view/Surface;)V");
env->CallStaticVoidMethod(cls, method, surface);
#endif
}
/* 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;
}
extern "C"
__attribute__ ((visibility("default")))
jobject JNICALL
Java_org_mozilla_gecko_GeckoAppShell_allocateDirectBuffer(JNIEnv *jenv, jclass, jlong size);
nsresult AndroidBridge::TakeScreenshot(nsIDOMWindow *window, PRInt32 srcX, PRInt32 srcY, PRInt32 srcW, PRInt32 srcH, PRInt32 dstW, PRInt32 dstH, PRInt32 tabId)
{
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);
nsIPresShell* presShell = presContext->PresShell();
PRUint32 renderDocFlags = (nsIPresShell::RENDER_IGNORE_VIEWPORT_SCROLLING |
nsIPresShell::RENDER_DOCUMENT_RELATIVE);
nsRect r(nsPresContext::CSSPixelsToAppUnits(srcX),
nsPresContext::CSSPixelsToAppUnits(srcY),
nsPresContext::CSSPixelsToAppUnits(srcW),
nsPresContext::CSSPixelsToAppUnits(srcH));
JNIEnv* jenv = AndroidBridge::GetJNIEnv();
if (!jenv)
return NS_OK;
PRUint32 stride = dstW * 2;
PRUint32 bufferSize = dstH * stride;
jobject buffer = Java_org_mozilla_gecko_GeckoAppShell_allocateDirectBuffer(jenv, NULL, bufferSize);
if (!buffer)
return NS_OK;
void* data = jenv->GetDirectBufferAddress(buffer);
nsRefPtr<gfxImageSurface> surf = new gfxImageSurface(static_cast<unsigned char*>(data), nsIntSize(dstW, dstH), stride, gfxASurface::ImageFormatRGB16_565);
nsRefPtr<gfxContext> context = new gfxContext(surf);
nsresult rv = presShell->RenderDocument(r, renderDocFlags, bgColor, context);
NS_ENSURE_SUCCESS(rv, rv);
AndroidBridge::AutoLocalJNIFrame jniFrame(jenv, 1);
jenv->CallStaticVoidMethod(AndroidBridge::Bridge()->mGeckoAppShellClass, AndroidBridge::Bridge()->jNotifyScreenShot, buffer, tabId, dstW, dstH);
return NS_OK;
}