2026-08-21 08:59:52 +02:00

296 lines
10 KiB
C++

#include <Tactility/Tactility.h>
#include <Tactility/TactilityConfig.h>
#if TT_FEATURE_SCREENSHOT_ENABLED
#include <Tactility/Platform.h>
#include <Tactility/lvgl/Lvgl.h>
#include <Tactility/service/screenshot/Screenshot.h>
#include <Tactility/DeprecatedPaths.h>
#include <Tactility/Timer.h>
#include <app/event.h>
#include <app/manager.h>
#include <app/manifest.h>
#include <lvgl_window_manager/window_manager.h>
#include <tactility/log.h>
#include <lvgl.h>
#include <lvgl/lvgl.h>
#include <lvgl/widgets/toolbar.h>
namespace tt::app::screenshot {
constexpr auto* TAG = "Screenshot";
extern const ::AppManifest manifest;
namespace {
struct Context {
uint32_t appInstanceId;
lv_obj_t* modeDropdown = nullptr;
lv_obj_t* pathTextArea = nullptr;
lv_obj_t* startStopButtonLabel = nullptr;
lv_obj_t* timerWrapper = nullptr;
lv_obj_t* delayTextArea = nullptr;
std::unique_ptr<Timer> updateTimer;
};
void updateScreenshotMode(Context* ctx) {
auto service = service::screenshot::optScreenshotService();
if (service == nullptr) {
LOG_E(TAG, "Service not found/running");
return;
}
lv_obj_t* label = ctx->startStopButtonLabel;
if (service->isTaskStarted()) {
lv_label_set_text(label, "Stop");
} else {
lv_label_set_text(label, "Start");
}
uint32_t selected = lv_dropdown_get_selected(ctx->modeDropdown);
if (selected == 0) { // Timer
lv_obj_remove_flag(ctx->timerWrapper, LV_OBJ_FLAG_HIDDEN);
} else {
lv_obj_add_flag(ctx->timerWrapper, LV_OBJ_FLAG_HIDDEN);
}
}
void onBackPressed(lv_event_t* event) {
auto* ctx = static_cast<Context*>(lv_event_get_user_data(event));
// Async, non-blocking - must NOT call app_manager_stop() directly here: that bound-waits
// (thread_join) for this app's own thread to finish, which needs the LVGL lock
// (window_manager_remove()) - but this callback runs ON the LVGL task, which would
// deadlock against itself.
AppEvent closeEvent { .type = APP_EVENT_CLOSE, .timestamp = 0, .result = {} };
app_event_emit(ctx->appInstanceId, &closeEvent);
}
void onStartPressed(lv_event_t* event) {
auto* ctx = static_cast<Context*>(lv_event_get_user_data(event));
auto service = service::screenshot::optScreenshotService();
if (service == nullptr) {
LOG_E(TAG, "Service not found/running");
return;
}
if (service->isTaskStarted()) {
LOG_I(TAG, "Stop screenshot");
service->stop();
} else {
uint32_t selected = lv_dropdown_get_selected(ctx->modeDropdown);
const char* path = lv_textarea_get_text(ctx->pathTextArea);
if (selected == 0) {
LOG_I(TAG, "Start timed screenshots");
const char* delay_text = lv_textarea_get_text(ctx->delayTextArea);
int delay = atoi(delay_text);
if (delay > 0) {
service->startTimed(path, delay, 1);
} else {
LOG_W(TAG, "Ignored screenshot start because delay was 0");
}
} else {
LOG_I(TAG, "Start app screenshots");
service->startApps(path);
}
}
updateScreenshotMode(ctx);
}
void onModeSet(lv_event_t* event) {
auto* ctx = static_cast<Context*>(lv_event_get_user_data(event));
updateScreenshotMode(ctx);
}
void createModeSettingWidgets(Context* ctx, lv_obj_t* parent) {
auto service = service::screenshot::optScreenshotService();
if (service == nullptr) {
LOG_E(TAG, "Service not found/running");
return;
}
auto* mode_wrapper = lv_obj_create(parent);
lv_obj_set_size(mode_wrapper, LV_PCT(100), LV_SIZE_CONTENT);
lv_obj_set_style_pad_all(mode_wrapper, 0, 0);
lv_obj_set_style_border_width(mode_wrapper, 0, 0);
auto* mode_label = lv_label_create(mode_wrapper);
lv_label_set_text(mode_label, "Mode:");
lv_obj_align(mode_label, LV_ALIGN_LEFT_MID, 0, 0);
ctx->modeDropdown = lv_dropdown_create(mode_wrapper);
lv_dropdown_set_options(ctx->modeDropdown, "Timer\nApp start");
lv_obj_align_to(ctx->modeDropdown, mode_label, LV_ALIGN_OUT_RIGHT_MID, 8, 0);
lv_obj_add_event_cb(ctx->modeDropdown, onModeSet, LV_EVENT_VALUE_CHANGED, ctx);
service::screenshot::Mode mode = service->getMode();
if (mode == service::screenshot::Mode::Apps) {
lv_dropdown_set_selected(ctx->modeDropdown, 1);
}
auto* button = lv_button_create(mode_wrapper);
lv_obj_align(button, LV_ALIGN_RIGHT_MID, 0, 0);
lv_obj_add_event_cb(button, onStartPressed, LV_EVENT_SHORT_CLICKED, ctx);
ctx->startStopButtonLabel = lv_label_create(button);
lv_obj_align(ctx->startStopButtonLabel, LV_ALIGN_CENTER, 0, 0);
}
void createFilePathWidgets(Context* ctx, lv_obj_t* parent) {
auto* path_wrapper = lv_obj_create(parent);
lv_obj_set_size(path_wrapper, LV_PCT(100), LV_SIZE_CONTENT);
lv_obj_set_style_pad_all(path_wrapper, 0, 0);
lv_obj_set_style_border_width(path_wrapper, 0, 0);
lv_obj_set_flex_flow(path_wrapper, LV_FLEX_FLOW_ROW);
auto* label_wrapper = lv_obj_create(path_wrapper);
lv_obj_set_style_border_width(label_wrapper, 0, 0);
lv_obj_set_style_pad_all(label_wrapper, 0, 0);
lv_obj_set_size(label_wrapper, 44, 36);
auto* path_label = lv_label_create(label_wrapper);
lv_label_set_text(path_label, "Path:");
lv_obj_align(path_label, LV_ALIGN_LEFT_MID, 0, 0);
ctx->pathTextArea = lv_textarea_create(path_wrapper);
lv_textarea_set_one_line(ctx->pathTextArea, true);
lv_obj_set_flex_grow(ctx->pathTextArea, 1);
if (kernel::getPlatform() == kernel::PlatformEsp) {
std::string sdcard_path;
if (findFirstMountedSdCardPath(sdcard_path)) {
std::string lvgl_mount_path = lvgl::PATH_PREFIX + sdcard_path + "/screenshots";
lv_textarea_set_text(ctx->pathTextArea, lvgl_mount_path.c_str());
} else {
lv_textarea_set_text(ctx->pathTextArea, "Error: no SD card");
}
} else { // PC
lv_textarea_set_text(ctx->pathTextArea, lvgl::PATH_PREFIX);
}
}
void createTimerSettingsWidgets(Context* ctx, lv_obj_t* parent) {
ctx->timerWrapper = lv_obj_create(parent);
lv_obj_set_size(ctx->timerWrapper, LV_PCT(100), LV_SIZE_CONTENT);
lv_obj_set_style_pad_all(ctx->timerWrapper, 0, 0);
lv_obj_set_style_border_width(ctx->timerWrapper, 0, 0);
auto* delay_wrapper = lv_obj_create(ctx->timerWrapper);
lv_obj_set_size(delay_wrapper, LV_PCT(100), LV_SIZE_CONTENT);
lv_obj_set_style_pad_all(delay_wrapper, 0, 0);
lv_obj_set_style_border_width(delay_wrapper, 0, 0);
lv_obj_set_flex_flow(delay_wrapper, LV_FLEX_FLOW_ROW);
auto* delay_label_wrapper = lv_obj_create(delay_wrapper);
lv_obj_set_style_border_width(delay_label_wrapper, 0, 0);
lv_obj_set_style_pad_all(delay_label_wrapper, 0, 0);
lv_obj_set_size(delay_label_wrapper, 44, 36);
auto* delay_label = lv_label_create(delay_label_wrapper);
lv_label_set_text(delay_label, "Delay:");
lv_obj_align(delay_label, LV_ALIGN_LEFT_MID, 0, 0);
ctx->delayTextArea = lv_textarea_create(delay_wrapper);
lv_textarea_set_one_line(ctx->delayTextArea, true);
lv_textarea_set_accepted_chars(ctx->delayTextArea, "0123456789");
lv_textarea_set_text(ctx->delayTextArea, "10");
lv_obj_set_flex_grow(ctx->delayTextArea, 1);
auto* delay_unit_label_wrapper = lv_obj_create(delay_wrapper);
lv_obj_set_style_border_width(delay_unit_label_wrapper, 0, 0);
lv_obj_set_style_pad_all(delay_unit_label_wrapper, 0, 0);
lv_obj_set_size(delay_unit_label_wrapper, LV_SIZE_CONTENT, 36);
auto* delay_unit_label = lv_label_create(delay_unit_label_wrapper);
lv_obj_align(delay_unit_label, LV_ALIGN_LEFT_MID, 0, 0);
lv_label_set_text(delay_unit_label, "seconds");
}
void createWidgets(lv_obj_t* parent, void* userData) {
auto* ctx = static_cast<Context*>(userData);
if (ctx->updateTimer->isRunning()) {
ctx->updateTimer->stop();
}
lv_obj_set_flex_flow(parent, LV_FLEX_FLOW_COLUMN);
lv_obj_set_style_pad_row(parent, 0, LV_STATE_DEFAULT);
auto* toolbar = lvgl_toolbar_create(parent, "Screenshot");
// The global toolbar nav callback only knows how to stop old-model apps.
lvgl_toolbar_set_nav_action(toolbar, LV_SYMBOL_CLOSE, onBackPressed, ctx);
lv_obj_align(toolbar, LV_ALIGN_TOP_MID, 0, 0);
auto* wrapper = lv_obj_create(parent);
lv_obj_set_width(wrapper, LV_PCT(100));
lv_obj_set_flex_grow(wrapper, 1);
lv_obj_set_style_border_width(wrapper, 0, 0);
lv_obj_set_flex_flow(wrapper, LV_FLEX_FLOW_COLUMN);
createModeSettingWidgets(ctx, wrapper);
createFilePathWidgets(ctx, wrapper);
createTimerSettingsWidgets(ctx, wrapper);
updateScreenshotMode(ctx);
if (!ctx->updateTimer->isRunning()) {
ctx->updateTimer->start();
}
}
int32_t appMain(uint32_t appInstanceId, int argc, char* argv[]) {
Context ctx {};
ctx.appInstanceId = appInstanceId;
ctx.updateTimer = std::make_unique<Timer>(Timer::Type::Periodic, 500 / portTICK_PERIOD_MS, [&ctx] {
if (lvgl_try_lock(500 / portTICK_PERIOD_MS)) {
updateScreenshotMode(&ctx);
lvgl_unlock();
}
});
AppEventSubscription sub {};
sub.app_instance_id = appInstanceId;
app_event_subscribe(&sub);
WindowId window = window_manager_create(appInstanceId, createWidgets, &ctx);
bool shouldClose = false;
while (!shouldClose) {
AppEvent event {};
if (app_event_await(&sub, &event, portMAX_DELAY) != ERROR_NONE) {
break;
}
switch (event.type) {
case APP_EVENT_CLOSE:
shouldClose = true;
break;
default:
break;
}
}
if (ctx.updateTimer->isRunning()) {
ctx.updateTimer->stop();
}
window_manager_remove(window);
app_event_unsubscribe(&sub);
return 0;
}
} // namespace
extern const ::AppManifest manifest = {
.id = "tactility.screenshot",
.name = "Screenshot",
.category = APP_CATEGORY_SYSTEM,
.location = { APP_LOCATION_MEMORY, reinterpret_cast<void*>(appMain) }
};
} // namespace
#endif