Ken Van Hoeylandt
283 lines
9.5 KiB
C++
283 lines
9.5 KiB
C++
#include <Tactility/lvgl/Style.h>
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#include <Tactility/Timer.h>
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#include <app/event.h>
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#include <app/manager.h>
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#include <app/manifest.h>
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#include <lvgl_window_manager/window_manager.h>
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#include <tactility/device.h>
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#include <tactility/drivers/power_supply.h>
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#include <tactility/time.h>
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#include <lvgl/lvgl.h>
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#include <lvgl/widgets/toolbar.h>
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#include <vector>
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namespace tt::app::power {
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#define TAG "power"
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extern const ::AppManifest manifest;
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namespace {
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constexpr PowerSupplyProperty DISPLAYED_PROPERTIES[] = {
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POWER_SUPPLY_PROP_IS_CHARGING,
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POWER_SUPPLY_PROP_VOLTAGE,
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POWER_SUPPLY_PROP_CAPACITY,
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POWER_SUPPLY_PROP_CURRENT,
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};
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struct PropertyWidget {
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PowerSupplyProperty property;
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lv_obj_t* label;
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};
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struct DeviceEntry {
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::Device* device = nullptr;
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lv_obj_t* enableSwitch = nullptr;
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lv_obj_t* quickChargeSwitch = nullptr;
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std::vector<PropertyWidget> propertyWidgets;
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};
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struct Context {
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uint32_t appInstanceId;
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std::unique_ptr<Timer> timer;
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std::vector<DeviceEntry> entries;
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};
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bool collectDevice(::Device* device, void* context) {
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auto* devices = static_cast<std::vector<::Device*>*>(context);
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devices->push_back(device);
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return true;
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}
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void setPropertyLabelText(lv_obj_t* label, PowerSupplyProperty property, const PowerSupplyPropertyValue& value) {
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switch (property) {
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case POWER_SUPPLY_PROP_IS_CHARGING:
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lv_label_set_text_fmt(label, "Charging: %s", value.int_value ? "yes" : "no");
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break;
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case POWER_SUPPLY_PROP_VOLTAGE:
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lv_label_set_text_fmt(label, "Battery voltage: %d mV", value.int_value);
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break;
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case POWER_SUPPLY_PROP_CAPACITY:
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lv_label_set_text_fmt(label, "Charge level: %d%%", value.int_value);
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break;
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case POWER_SUPPLY_PROP_CURRENT:
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lv_label_set_text_fmt(label, "Current: %d mA", value.int_value);
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break;
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}
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}
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void updateUi(Context* ctx) {
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if (ctx->entries.empty()) {
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return;
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}
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lvgl_lock();
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for (auto& entry : ctx->entries) {
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if (entry.enableSwitch != nullptr) {
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lv_obj_set_state(entry.enableSwitch, LV_STATE_CHECKED, power_supply_is_allowed_to_charge(entry.device));
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}
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if (entry.quickChargeSwitch != nullptr) {
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lv_obj_set_state(entry.quickChargeSwitch, LV_STATE_CHECKED, power_supply_is_quick_charge_enabled(entry.device));
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}
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PowerSupplyPropertyValue value;
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for (auto& widget : entry.propertyWidgets) {
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if (power_supply_get_property(entry.device, widget.property, &value) == ERROR_NONE) {
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setPropertyLabelText(widget.label, widget.property, value);
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}
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}
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}
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lvgl_unlock();
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}
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void onBackPressed(lv_event_t* event) {
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auto* ctx = static_cast<Context*>(lv_event_get_user_data(event));
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// Async, non-blocking - must NOT call app_manager_stop() directly here: that bound-waits
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// (thread_join) for this app's own thread to finish, which needs the LVGL lock
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// (window_manager_remove()) - but this callback runs ON the LVGL task, which would
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// deadlock against itself.
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AppEvent closeEvent { .type = APP_EVENT_CLOSE, .timestamp = 0, .result = {} };
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app_event_emit(ctx->appInstanceId, &closeEvent);
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}
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void onPowerEnabledChanged(lv_event_t* event) {
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lv_event_code_t code = lv_event_get_code(event);
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auto* enable_switch = lv_event_get_target_obj(event);
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auto* ctx = static_cast<Context*>(lv_event_get_user_data(event));
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auto* device = static_cast<::Device*>(lv_obj_get_user_data(enable_switch));
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if (code == LV_EVENT_VALUE_CHANGED) {
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bool is_on = lv_obj_has_state(enable_switch, LV_STATE_CHECKED);
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if (power_supply_is_allowed_to_charge(device) != is_on) {
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power_supply_set_allowed_to_charge(device, is_on);
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updateUi(ctx);
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}
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}
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}
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void onQuickChargeChanged(lv_event_t* event) {
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lv_event_code_t code = lv_event_get_code(event);
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auto* qc_switch = lv_event_get_target_obj(event);
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auto* ctx = static_cast<Context*>(lv_event_get_user_data(event));
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auto* device = static_cast<::Device*>(lv_obj_get_user_data(qc_switch));
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if (code == LV_EVENT_VALUE_CHANGED) {
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bool is_on = lv_obj_has_state(qc_switch, LV_STATE_CHECKED);
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if (power_supply_is_quick_charge_enabled(device) != is_on) {
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power_supply_set_quick_charge_enabled(device, is_on);
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updateUi(ctx);
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}
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}
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}
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void createWidgets(lv_obj_t* parent, void* userData) {
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auto* ctx = static_cast<Context*>(userData);
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lv_obj_set_flex_flow(parent, LV_FLEX_FLOW_COLUMN);
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lv_obj_set_style_pad_row(parent, 0, LV_STATE_DEFAULT);
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auto* toolbar = lvgl_toolbar_create(parent, "Power");
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// The global toolbar nav callback only knows how to stop old-model apps.
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lvgl_toolbar_set_nav_action(toolbar, LV_SYMBOL_CLOSE, onBackPressed, ctx);
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std::vector<::Device*> devices;
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device_for_each_of_type(&POWER_SUPPLY_TYPE, &devices, collectDevice);
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if (devices.empty()) {
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return;
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}
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lv_obj_t* wrapper = lv_obj_create(parent);
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lv_obj_set_width(wrapper, LV_PCT(100));
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lv_obj_set_style_border_width(wrapper, 0, 0);
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lv_obj_set_flex_grow(wrapper, 1);
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lv_obj_set_flex_flow(wrapper, LV_FLEX_FLOW_COLUMN);
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ctx->entries.clear();
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ctx->entries.reserve(devices.size());
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for (size_t i = 0; i < devices.size(); i++) {
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::Device* device = devices[i];
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DeviceEntry entry;
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entry.device = device;
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lv_obj_t* header = lv_label_create(wrapper);
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lv_label_set_text_fmt(header, "%s:", device->name);
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if (power_supply_supports_charge_control(device)) {
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lv_obj_t* switch_container = lv_obj_create(wrapper);
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lv_obj_set_width(switch_container, LV_PCT(100));
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lv_obj_set_height(switch_container, LV_SIZE_CONTENT);
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lv_obj_set_style_pad_all(switch_container, 0, 0);
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lv_obj_set_style_pad_gap(switch_container, 0, 0);
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lvgl::obj_set_style_bg_invisible(switch_container);
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lv_obj_t* label = lv_label_create(switch_container);
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lv_label_set_text(label, "Charging enabled");
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lv_obj_set_align(label, LV_ALIGN_LEFT_MID);
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lv_obj_t* enable_switch = lv_switch_create(switch_container);
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lv_obj_set_user_data(enable_switch, device);
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lv_obj_add_event_cb(enable_switch, onPowerEnabledChanged, LV_EVENT_VALUE_CHANGED, ctx);
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lv_obj_set_align(enable_switch, LV_ALIGN_RIGHT_MID);
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lv_obj_set_state(enable_switch, LV_STATE_CHECKED, power_supply_is_allowed_to_charge(device));
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entry.enableSwitch = enable_switch;
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}
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if (power_supply_supports_quick_charge(device)) {
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lv_obj_t* qc_container = lv_obj_create(wrapper);
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lv_obj_set_width(qc_container, LV_PCT(100));
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lv_obj_set_height(qc_container, LV_SIZE_CONTENT);
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lv_obj_set_style_pad_all(qc_container, 0, 0);
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lv_obj_set_style_pad_gap(qc_container, 0, 0);
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lvgl::obj_set_style_bg_invisible(qc_container);
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lv_obj_t* label = lv_label_create(qc_container);
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lv_label_set_text(label, "Quick charge");
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lv_obj_set_align(label, LV_ALIGN_LEFT_MID);
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lv_obj_t* qc_switch = lv_switch_create(qc_container);
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lv_obj_set_user_data(qc_switch, device);
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lv_obj_add_event_cb(qc_switch, onQuickChargeChanged, LV_EVENT_VALUE_CHANGED, ctx);
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lv_obj_set_align(qc_switch, LV_ALIGN_RIGHT_MID);
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lv_obj_set_state(qc_switch, LV_STATE_CHECKED, power_supply_is_quick_charge_enabled(device));
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entry.quickChargeSwitch = qc_switch;
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}
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PowerSupplyPropertyValue value;
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for (auto property : DISPLAYED_PROPERTIES) {
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if (power_supply_get_property(device, property, &value) == ERROR_NONE) {
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lv_obj_t* label = lv_label_create(wrapper);
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lv_obj_set_style_margin_left(label, 24, LV_STATE_DEFAULT);
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setPropertyLabelText(label, property, value);
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entry.propertyWidgets.push_back({ property, label });
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}
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}
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ctx->entries.push_back(entry);
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}
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}
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int32_t appMain(uint32_t appInstanceId, int argc, char* argv[]) {
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Context ctx {};
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ctx.appInstanceId = appInstanceId;
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// Runs for this app instance's whole lifetime, mirroring GpsSettings/SystemInfo - there's no
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// push notification for power-supply property changes, so this is the only way this screen
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// finds out about them.
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ctx.timer = std::make_unique<Timer>(Timer::Type::Periodic, millis_to_ticks(1000), [&ctx] {
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updateUi(&ctx);
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});
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AppEventSubscription sub {};
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sub.app_instance_id = appInstanceId;
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app_event_subscribe(&sub);
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WindowId window = window_manager_create(appInstanceId, createWidgets, &ctx);
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ctx.timer->start();
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bool shouldClose = false;
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while (!shouldClose) {
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AppEvent event {};
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if (app_event_await(&sub, &event, portMAX_DELAY) != ERROR_NONE) {
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break;
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}
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switch (event.type) {
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case APP_EVENT_CLOSE:
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app_manager_finish(appInstanceId);
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shouldClose = true;
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break;
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default:
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break;
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}
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}
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ctx.timer->stop();
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window_manager_remove(window);
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app_event_unsubscribe(&sub);
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return 0;
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}
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} // namespace
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extern const ::AppManifest manifest = {
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.id = "Power",
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.name = "Power",
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.category = APP_CATEGORY_SETTINGS,
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.location = { APP_LOCATION_MEMORY, reinterpret_cast<void*>(appMain) }
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};
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} // namespace
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