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52 lines
1.5 KiB
C++
52 lines
1.5 KiB
C++
// Copyright 2021, Qualcomm Innovation Center, Inc.
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// SPDX-License-Identifier: BSL-1.0
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/*!
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* @file
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* @brief Implementation of android looper functions.
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* @author Jarvis Huang
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* @ingroup aux_android
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*/
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#include "android_looper.h"
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#include "android/android_globals.h"
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#include "util/u_logging.h"
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#include "wrap/android.app.h"
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#include <android_native_app_glue.h>
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#include <android/looper.h>
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#include <android/log.h>
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void
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android_looper_poll_until_activity_resumed()
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{
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jni::init(android_globals_get_vm());
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wrap::android::app::Activity activity{(jobject)android_globals_get_activity()};
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if (!jni::env()->IsInstanceOf(activity.object().getHandle(),
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jni::Class("android/app/NativeActivity").getHandle())) {
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// skip if given activity is not android.app.NativeActivity
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U_LOG_I("Activity is not NativeActivity, skip");
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return;
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}
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// Activity is in resumed state if window is active. Check Activity#onPostResume for detail.
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if (!activity.getWindow().isNull() && activity.getWindow().call<bool>("isActive()Z")) {
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// Already in resume state, skip
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U_LOG_I("Activity is NativeActivity and already in resume state with window available, skip");
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return;
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}
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struct android_poll_source *source;
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while (ALooper_pollAll(1000, NULL, NULL, (void **)&source) >= 0) {
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if (source) {
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// Let callback owner handle the event
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source->process(source->app, source);
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if (source->app->activityState == APP_CMD_RESUME && source->app->window) {
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U_LOG_I("Activity is in resume state with window available now");
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break;
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}
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}
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}
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}
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