Files
cocos-engine/native/cocos/platform/java/modules/SystemWindow.cpp
bofeng-song 6df0caca16 Android: fix deadlock for update nativeWindow (#13709)
* Android:   fix deadlock for update nativeWindow
2022-12-07 15:40:05 +08:00

132 lines
4.6 KiB
C++

/****************************************************************************
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#include "platform/java/modules/SystemWindow.h"
#include <fcntl.h>
#include <jni.h>
#include <unistd.h>
#include <functional>
#include <thread>
#if (CC_PLATFORM == CC_PLATFORM_ANDROID)
#include <android/native_window.h>
#endif
#include "BasePlatform.h"
#include "base/Log.h"
#include "base/Macros.h"
#include "platform/java/jni/JniHelper.h"
#include "platform/java/jni/JniImp.h"
#include "platform/java/jni/glue/JniNativeGlue.h"
namespace {
#ifndef JCLS_COCOSACTIVITY
#define JCLS_COCOSACTIVITY "com/cocos/lib/CocosActivity"
#endif
} // namespace
namespace cc {
SystemWindow::SystemWindow(uint32_t windowId, void *externalHandle)
: _windowHandle(externalHandle), _windowId(windowId) {
}
void SystemWindow::setCursorEnabled(bool value) {
}
void SystemWindow::copyTextToClipboard(const ccstd::string &text) {
copyTextToClipboardJNI(text);
}
void SystemWindow::setWindowHandle(void *handle) {
#if (CC_PLATFORM == CC_PLATFORM_ANDROID)
//The getWindowHandle interface may have been called earlier, causing _handleMutex to be occupied all the time.
bool lockSuccess = _handleMutex.try_lock();
bool needNotify = _windowHandle == nullptr;
_windowHandle = handle;
if (needNotify) {
_windowHandlePromise.set_value();
}
if (lockSuccess) {
_handleMutex.unlock();
}
#else
_windowHandle = handle;
#endif
}
uintptr_t SystemWindow::getWindowHandle() const {
#if (CC_PLATFORM == CC_PLATFORM_ANDROID)
std::lock_guard lock(const_cast<std::mutex &>(_handleMutex));
if (!_windowHandle) {
auto &future = const_cast<std::promise<void> &>(_windowHandlePromise);
future.get_future().get();
}
CC_ASSERT(_windowHandle);
return reinterpret_cast<uintptr_t>(_windowHandle);
#else
return reinterpret_cast<uintptr_t>(
JNI_NATIVE_GLUE()->getWindowHandle());
#endif
}
SystemWindow::Size SystemWindow::getViewSize() const {
#if (CC_PLATFORM == CC_PLATFORM_ANDROID)
CC_ASSERT(_windowHandle);
auto *nativeWindow = static_cast<ANativeWindow *>(_windowHandle);
return Size{static_cast<float>(ANativeWindow_getWidth(nativeWindow)),
static_cast<float>(ANativeWindow_getHeight(nativeWindow))};
#else
return Size{static_cast<float>(JNI_NATIVE_GLUE()->getWidth()),
static_cast<float>(JNI_NATIVE_GLUE()->getHeight())};
#endif
}
void SystemWindow::closeWindow() {
#if (CC_PLATFORM == CC_PLATFORM_ANDROID)
finishActivity();
#else
events::Close::broadcast();
exit(0); //TODO(cc): better exit for ohos
#endif
}
bool SystemWindow::createWindow(const char *title, int x, int y, int w, int h, int flags) {
CC_UNUSED_PARAM(title);
CC_UNUSED_PARAM(flags);
#if (CC_PLATFORM == CC_PLATFORM_ANDROID)
cc::JniHelper::callObjectVoidMethod(cc::JniHelper::getActivity(), JCLS_COCOSACTIVITY, "createSurface", x, y, w, h, static_cast<jint>(_windowId));
#endif
return true;
}
bool SystemWindow::createWindow(const char *title, int w, int h, int flags) {
CC_UNUSED_PARAM(title);
CC_UNUSED_PARAM(flags);
#if (CC_PLATFORM == CC_PLATFORM_ANDROID)
cc::JniHelper::callObjectVoidMethod(cc::JniHelper::getActivity(), JCLS_COCOSACTIVITY, "createSurface", 0, 0, w, h, static_cast<jint>(_windowId));
#endif
return true;
}
} // namespace cc