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Merge pull request #696 from android/endless-tunnel-fix

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Added workaround for b/149866792
This commit is contained in:
Gerry
2020-03-05 18:09:25 -08:00
committed by GitHub
parent d2742539ef 5270b7d399
commit 829f28ba9d
2 changed files with 18 additions and 2 deletions
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16
endless-tunnel/app/src/main/cpp/native_engine.cpp
View File

@@ -34,6 +34,9 @@
static NativeEngine *_singleton = NULL;
// workaround for internal bug b/149866792
static NativeEngineSavedState appState = {false};
NativeEngine::NativeEngine(struct android_app *app) {
LOGD("NativeEngine: initializing.");
mApp = app;
@@ -136,7 +139,6 @@ JNIEnv* NativeEngine::GetJniEnv() {
return mJniEnv;
}
void NativeEngine::HandleCommand(int32_t cmd) {
SceneManager *mgr = SceneManager::GetInstance();
@@ -145,6 +147,7 @@ void NativeEngine::HandleCommand(int32_t cmd) {
case APP_CMD_SAVE_STATE:
// The system has asked us to save our current state.
VLOGD("NativeEngine: APP_CMD_SAVE_STATE");
mState.mHasFocus = mHasFocus;
mApp->savedState = malloc(sizeof(mState));
*((NativeEngineSavedState*)mApp->savedState) = mState;
mApp->savedStateSize = sizeof(mState);
@@ -154,7 +157,16 @@ void NativeEngine::HandleCommand(int32_t cmd) {
VLOGD("NativeEngine: APP_CMD_INIT_WINDOW");
if (mApp->window != NULL) {
mHasWindow = true;
if (mApp->savedStateSize == sizeof(mState) && mApp->savedState != nullptr) {
mState = *((NativeEngineSavedState*)mApp->savedState);
mHasFocus = mState.mHasFocus;
} else {
// Workaround APP_CMD_GAINED_FOCUS issue where the focus state is not
// passed down from NativeActivity when restarting Activity
mHasFocus = appState.mHasFocus;
}
}
VLOGD("HandleCommand(%d): hasWindow = %d, hasFocus = %d", cmd, mHasWindow?1:0, mHasFocus?1:0);
break;
case APP_CMD_TERM_WINDOW:
// The window is going away -- kill the surface
@@ -165,10 +177,12 @@ void NativeEngine::HandleCommand(int32_t cmd) {
case APP_CMD_GAINED_FOCUS:
VLOGD("NativeEngine: APP_CMD_GAINED_FOCUS");
mHasFocus = true;
mState.mHasFocus = appState.mHasFocus = mHasFocus;
break;
case APP_CMD_LOST_FOCUS:
VLOGD("NativeEngine: APP_CMD_LOST_FOCUS");
mHasFocus = false;
mState.mHasFocus = appState.mHasFocus = mHasFocus;
break;
case APP_CMD_PAUSE:
VLOGD("NativeEngine: APP_CMD_PAUSE");

4
endless-tunnel/app/src/main/cpp/native_engine.hpp
View File

@@ -18,7 +18,9 @@
#include "common.hpp"
struct NativeEngineSavedState {};
struct NativeEngineSavedState {
bool mHasFocus;
};
class NativeEngine {
public: