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-rw-r--r--screen_ui.cpp18
-rw-r--r--screen_ui.h6
-rw-r--r--tests/unit/screen_ui_test.cpp12
-rw-r--r--ui.cpp74
-rw-r--r--ui.h20
5 files changed, 64 insertions, 66 deletions
diff --git a/screen_ui.cpp b/screen_ui.cpp
index f1b38781a..0ee0ddcec 100644
--- a/screen_ui.cpp
+++ b/screen_ui.cpp
@@ -32,8 +32,10 @@
#include <unistd.h>
#include <algorithm>
+#include <chrono>
#include <memory>
#include <string>
+#include <thread>
#include <unordered_map>
#include <vector>
@@ -172,6 +174,11 @@ ScreenRecoveryUI::ScreenRecoveryUI(bool scrollable_menu)
rtl_locale_(false),
updateMutex(PTHREAD_MUTEX_INITIALIZER) {}
+ScreenRecoveryUI::~ScreenRecoveryUI() {
+ progress_thread_stopped_ = true;
+ progress_thread_.join();
+}
+
GRSurface* ScreenRecoveryUI::GetCurrentFrame() const {
if (currentIcon == INSTALLING_UPDATE || currentIcon == ERASING) {
return intro_done ? loopFrames[current_frame] : introFrames[current_frame];
@@ -613,15 +620,9 @@ void ScreenRecoveryUI::update_progress_locked() {
gr_flip();
}
-// Keeps the progress bar updated, even when the process is otherwise busy.
-void* ScreenRecoveryUI::ProgressThreadStartRoutine(void* data) {
- reinterpret_cast<ScreenRecoveryUI*>(data)->ProgressThreadLoop();
- return nullptr;
-}
-
void ScreenRecoveryUI::ProgressThreadLoop() {
double interval = 1.0 / kAnimationFps;
- while (true) {
+ while (!progress_thread_stopped_) {
double start = now();
pthread_mutex_lock(&updateMutex);
@@ -749,7 +750,8 @@ bool ScreenRecoveryUI::Init(const std::string& locale) {
LoadAnimation();
- pthread_create(&progress_thread_, nullptr, ProgressThreadStartRoutine, this);
+ // Keep the progress bar updated, even when the process is otherwise busy.
+ progress_thread_ = std::thread(&ScreenRecoveryUI::ProgressThreadLoop, this);
return true;
}
diff --git a/screen_ui.h b/screen_ui.h
index c90a2cd17..c3605161a 100644
--- a/screen_ui.h
+++ b/screen_ui.h
@@ -20,9 +20,11 @@
#include <pthread.h>
#include <stdio.h>
+#include <atomic>
#include <functional>
#include <memory>
#include <string>
+#include <thread>
#include <vector>
#include "ui.h"
@@ -112,6 +114,7 @@ class ScreenRecoveryUI : public RecoveryUI {
ScreenRecoveryUI();
explicit ScreenRecoveryUI(bool scrollable_menu);
+ ~ScreenRecoveryUI() override;
bool Init(const std::string& locale) override;
std::string GetLocale() const override;
@@ -275,7 +278,8 @@ class ScreenRecoveryUI : public RecoveryUI {
// An alternate text screen, swapped with 'text_' when we're viewing a log file.
char** file_viewer_text_;
- pthread_t progress_thread_;
+ std::thread progress_thread_;
+ std::atomic<bool> progress_thread_stopped_{ false };
// Number of intro frames and loop frames in the animation.
size_t intro_frames;
diff --git a/tests/unit/screen_ui_test.cpp b/tests/unit/screen_ui_test.cpp
index 269222faa..25623074c 100644
--- a/tests/unit/screen_ui_test.cpp
+++ b/tests/unit/screen_ui_test.cpp
@@ -279,8 +279,6 @@ class ScreenRecoveryUITest : public ::testing::Test {
testdata_dir_ = from_testdata_base("");
Paths::Get().set_resource_dir(testdata_dir_);
res_set_resource_dir(testdata_dir_);
-
- ASSERT_TRUE(ui_->Init(kTestLocale));
}
std::unique_ptr<TestableScreenRecoveryUI> ui_;
@@ -288,6 +286,7 @@ class ScreenRecoveryUITest : public ::testing::Test {
};
TEST_F(ScreenRecoveryUITest, Init) {
+ ASSERT_TRUE(ui_->Init(kTestLocale));
ASSERT_EQ(kTestLocale, ui_->GetLocale());
ASSERT_FALSE(ui_->GetRtlLocale());
ASSERT_FALSE(ui_->IsTextVisible());
@@ -295,6 +294,7 @@ TEST_F(ScreenRecoveryUITest, Init) {
}
TEST_F(ScreenRecoveryUITest, ShowText) {
+ ASSERT_TRUE(ui_->Init(kTestLocale));
ASSERT_FALSE(ui_->IsTextVisible());
ui_->ShowText(true);
ASSERT_TRUE(ui_->IsTextVisible());
@@ -308,12 +308,15 @@ TEST_F(ScreenRecoveryUITest, ShowText) {
TEST_F(ScreenRecoveryUITest, RtlLocale) {
ASSERT_TRUE(ui_->Init(kTestRtlLocale));
ASSERT_TRUE(ui_->GetRtlLocale());
+}
+TEST_F(ScreenRecoveryUITest, RtlLocaleWithSuffix) {
ASSERT_TRUE(ui_->Init(kTestRtlLocaleWithSuffix));
ASSERT_TRUE(ui_->GetRtlLocale());
}
TEST_F(ScreenRecoveryUITest, ShowMenu) {
+ ASSERT_TRUE(ui_->Init(kTestLocale));
ui_->SetKeyBuffer({
KeyCode::UP,
KeyCode::DOWN,
@@ -339,6 +342,7 @@ TEST_F(ScreenRecoveryUITest, ShowMenu) {
}
TEST_F(ScreenRecoveryUITest, ShowMenu_NotMenuOnly) {
+ ASSERT_TRUE(ui_->Init(kTestLocale));
ui_->SetKeyBuffer({
KeyCode::MAGIC,
});
@@ -349,6 +353,7 @@ TEST_F(ScreenRecoveryUITest, ShowMenu_NotMenuOnly) {
}
TEST_F(ScreenRecoveryUITest, ShowMenu_TimedOut) {
+ ASSERT_TRUE(ui_->Init(kTestLocale));
ui_->SetKeyBuffer({
KeyCode::TIMEOUT,
});
@@ -356,6 +361,7 @@ TEST_F(ScreenRecoveryUITest, ShowMenu_TimedOut) {
}
TEST_F(ScreenRecoveryUITest, ShowMenu_TimedOut_TextWasEverVisible) {
+ ASSERT_TRUE(ui_->Init(kTestLocale));
ui_->ShowText(true);
ui_->ShowText(false);
ASSERT_TRUE(ui_->WasTextEverVisible());
@@ -371,6 +377,7 @@ TEST_F(ScreenRecoveryUITest, ShowMenu_TimedOut_TextWasEverVisible) {
}
TEST_F(ScreenRecoveryUITest, LoadAnimation) {
+ ASSERT_TRUE(ui_->Init(kTestLocale));
// Make a few copies of loop00000.png from testdata.
std::string image_data;
ASSERT_TRUE(android::base::ReadFileToString(testdata_dir_ + "/loop00000.png", &image_data));
@@ -398,6 +405,7 @@ TEST_F(ScreenRecoveryUITest, LoadAnimation) {
}
TEST_F(ScreenRecoveryUITest, LoadAnimation_MissingAnimation) {
+ ASSERT_TRUE(ui_->Init(kTestLocale));
TemporaryDir resource_dir;
Paths::Get().set_resource_dir(resource_dir.path);
ASSERT_EXIT(ui_->RunLoadAnimation(), ::testing::KilledBySignal(SIGABRT), "");
diff --git a/ui.cpp b/ui.cpp
index 8983d7692..dbe77ae8c 100644
--- a/ui.cpp
+++ b/ui.cpp
@@ -20,29 +20,30 @@
#include <fcntl.h>
#include <linux/input.h>
#include <pthread.h>
-#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
-#include <sys/stat.h>
#include <sys/time.h>
#include <sys/types.h>
#include <time.h>
#include <unistd.h>
+#include <chrono>
#include <functional>
#include <string>
+#include <thread>
#include <android-base/file.h>
#include <android-base/logging.h>
#include <android-base/parseint.h>
#include <android-base/strings.h>
-#include <minui/minui.h>
-#include "device.h"
+#include "minui/minui.h"
#include "otautil/sysutil.h"
#include "roots.h"
+using namespace std::chrono_literals;
+
static constexpr int UI_WAIT_KEY_TIMEOUT_SEC = 120;
static constexpr const char* BRIGHTNESS_FILE = "/sys/class/leds/lcd-backlight/brightness";
static constexpr const char* MAX_BRIGHTNESS_FILE = "/sys/class/leds/lcd-backlight/max_brightness";
@@ -78,6 +79,12 @@ RecoveryUI::RecoveryUI()
memset(key_pressed, 0, sizeof(key_pressed));
}
+RecoveryUI::~RecoveryUI() {
+ ev_exit();
+ input_thread_stopped_ = true;
+ input_thread_.join();
+}
+
void RecoveryUI::OnKeyDetected(int key_code) {
if (key_code == KEY_POWER) {
has_power_key = true;
@@ -90,16 +97,6 @@ void RecoveryUI::OnKeyDetected(int key_code) {
}
}
-// Reads input events, handles special hot keys, and adds to the key queue.
-static void* InputThreadLoop(void*) {
- while (true) {
- if (!ev_wait(-1)) {
- ev_dispatch();
- }
- }
- return nullptr;
-}
-
bool RecoveryUI::InitScreensaver() {
// Disabled.
if (brightness_normal_ == 0 || brightness_dimmed_ > brightness_normal_) {
@@ -166,7 +163,15 @@ bool RecoveryUI::Init(const std::string& /* locale */) {
LOG(INFO) << "Screensaver disabled";
}
- pthread_create(&input_thread_, nullptr, InputThreadLoop, nullptr);
+ // Create a separate thread that handles input events.
+ input_thread_ = std::thread([this]() {
+ while (!this->input_thread_stopped_) {
+ if (!ev_wait(500)) {
+ ev_dispatch();
+ }
+ }
+ });
+
return true;
}
@@ -323,22 +328,18 @@ int RecoveryUI::OnInputEvent(int fd, uint32_t epevents) {
return 0;
}
-// Process a key-up or -down event. A key is "registered" when it is
-// pressed and then released, with no other keypresses or releases in
-// between. Registered keys are passed to CheckKey() to see if it
-// should trigger a visibility toggle, an immediate reboot, or be
-// queued to be processed next time the foreground thread wants a key
-// (eg, for the menu).
+// Processes a key-up or -down event. A key is "registered" when it is pressed and then released,
+// with no other keypresses or releases in between. Registered keys are passed to CheckKey() to
+// see if it should trigger a visibility toggle, an immediate reboot, or be queued to be processed
+// next time the foreground thread wants a key (eg, for the menu).
//
-// We also keep track of which keys are currently down so that
-// CheckKey can call IsKeyPressed to see what other keys are held when
-// a key is registered.
+// We also keep track of which keys are currently down so that CheckKey() can call IsKeyPressed()
+// to see what other keys are held when a key is registered.
//
// updown == 1 for key down events; 0 for key up events
void RecoveryUI::ProcessKey(int key_code, int updown) {
bool register_key = false;
bool long_press = false;
- bool reboot_enabled;
pthread_mutex_lock(&key_queue_mutex);
key_pressed[key_code] = updown;
@@ -346,13 +347,9 @@ void RecoveryUI::ProcessKey(int key_code, int updown) {
++key_down_count;
key_last_down = key_code;
key_long_press = false;
- key_timer_t* info = new key_timer_t;
- info->ui = this;
- info->key_code = key_code;
- info->count = key_down_count;
- pthread_t thread;
- pthread_create(&thread, nullptr, &RecoveryUI::time_key_helper, info);
- pthread_detach(thread);
+
+ std::thread time_key_thread(&RecoveryUI::TimeKey, this, key_code, key_down_count);
+ time_key_thread.detach();
} else {
if (key_last_down == key_code) {
long_press = key_long_press;
@@ -360,7 +357,7 @@ void RecoveryUI::ProcessKey(int key_code, int updown) {
}
key_last_down = -1;
}
- reboot_enabled = enable_reboot;
+ bool reboot_enabled = enable_reboot;
pthread_mutex_unlock(&key_queue_mutex);
if (register_key) {
@@ -388,15 +385,8 @@ void RecoveryUI::ProcessKey(int key_code, int updown) {
}
}
-void* RecoveryUI::time_key_helper(void* cookie) {
- key_timer_t* info = static_cast<key_timer_t*>(cookie);
- info->ui->time_key(info->key_code, info->count);
- delete info;
- return nullptr;
-}
-
-void RecoveryUI::time_key(int key_code, int count) {
- usleep(750000); // 750 ms == "long"
+void RecoveryUI::TimeKey(int key_code, int count) {
+ std::this_thread::sleep_for(750ms); // 750 ms == "long"
bool long_press = false;
pthread_mutex_lock(&key_queue_mutex);
if (key_last_down == key_code && key_down_count == count) {
diff --git a/ui.h b/ui.h
index a74b14f85..75390d83c 100644
--- a/ui.h
+++ b/ui.h
@@ -17,12 +17,13 @@
#ifndef RECOVERY_UI_H
#define RECOVERY_UI_H
-#include <linux/input.h>
+#include <linux/input.h> // KEY_MAX
#include <pthread.h>
-#include <time.h>
+#include <atomic>
#include <functional>
#include <string>
+#include <thread>
#include <vector>
// Abstract class for controlling the user interface during recovery.
@@ -51,7 +52,7 @@ class RecoveryUI {
RecoveryUI();
- virtual ~RecoveryUI() {}
+ virtual ~RecoveryUI();
// Initializes the object; called before anything else. UI texts will be initialized according to
// the given locale. Returns true on success.
@@ -172,12 +173,6 @@ class RecoveryUI {
OFF
};
- struct key_timer_t {
- RecoveryUI* ui;
- int key_code;
- int count;
- };
-
// The sensitivity when detecting a swipe.
const int kTouchLowThreshold;
const int kTouchHighThreshold;
@@ -186,12 +181,10 @@ class RecoveryUI {
void OnTouchDetected(int dx, int dy);
int OnInputEvent(int fd, uint32_t epevents);
void ProcessKey(int key_code, int updown);
+ void TimeKey(int key_code, int count);
bool IsUsbConnected();
- static void* time_key_helper(void* cookie);
- void time_key(int key_code, int count);
-
bool InitScreensaver();
// Key event input queue
@@ -223,7 +216,8 @@ class RecoveryUI {
bool touch_swiping_;
bool is_bootreason_recovery_ui_;
- pthread_t input_thread_;
+ std::thread input_thread_;
+ std::atomic<bool> input_thread_stopped_{ false };
ScreensaverState screensaver_state_;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 17:41:05 +0100