Wifi app improvements (#107)

Tactility/Source/app/selectiondialog/SelectionDialog.cpp

@@ -73,7 +73,7 @@ static void onShow(AppContext& app, lv_obj_t* parent) {
     lv_obj_set_flex_grow(list, 1);
 
     auto parameters = app.getParameters();
-    tt_check(parameters != nullptr, "No parameters");
+    tt_check(parameters != nullptr, "Parameters missing");
     std::string items_concatenated;
     if (parameters->optString(PARAMETER_BUNDLE_KEY_ITEMS, items_concatenated)) {
         std::vector<std::string> items = string_split(items_concatenated, PARAMETER_ITEM_CONCATENATION_TOKEN);

Tactility/Source/app/textviewer/TextViewer.cpp

@@ -23,7 +23,7 @@ static void onShow(AppContext& app, lv_obj_t* parent) {
     lv_obj_t* label = lv_label_create(wrapper);
     lv_obj_align(label, LV_ALIGN_CENTER, 0, 0);
     auto parameters = app.getParameters();
-    tt_check(parameters != nullptr, "No parameters");
+    tt_check(parameters != nullptr, "Parameters missing");
     std::string file_argument;
     if (parameters->optString(TEXT_VIEWER_FILE_ARGUMENT, file_argument)) {
         TT_LOG_I(TAG, "Opening %s", file_argument.c_str());

Tactility/Source/app/wifiapsettings/WifiApSettings.cpp

@@ -13,6 +13,16 @@ namespace tt::app::wifiapsettings {
 
 extern const AppManifest manifest;
 
+/** Returns the app data if the app is active. Note that this could clash if the same app is started twice and a background thread is slow. */
+const AppContext* _Nullable optWifiApSettingsApp() {
+    app::AppContext* app = service::loader::getCurrentApp();
+    if (app->getManifest().id == manifest.id) {
+        return app;
+    } else {
+        return nullptr;
+    }
+}
+
 void start(const std::string& ssid) {
     auto bundle = std::shared_ptr<Bundle>(new Bundle());
     bundle->putString("ssid", ssid);
@@ -21,11 +31,19 @@ void start(const std::string& ssid) {
 
 static void onToggleAutoConnect(lv_event_t* event) {
     lv_event_code_t code = lv_event_get_code(event);
-    const Bundle& parameters = *(const Bundle*)lv_event_get_user_data(event);
+
+    auto* app = optWifiApSettingsApp();
+    if (app == nullptr) {
+        return;
+    }
+
+    auto parameters = app->getParameters();
+    tt_check(parameters != nullptr, "Parameters missing");
+
     if (code == LV_EVENT_VALUE_CHANGED) {
         auto* enable_switch = static_cast<lv_obj_t*>(lv_event_get_target(event));
         bool is_on = lv_obj_has_state(enable_switch, LV_STATE_CHECKED);
-        std::string ssid = parameters.getString("ssid");
+        std::string ssid = parameters->getString("ssid");
 
         service::wifi::settings::WifiApSettings settings {};
         if (service::wifi::settings::load(ssid.c_str(), &settings)) {
@@ -41,7 +59,7 @@ static void onToggleAutoConnect(lv_event_t* event) {
 
 static void onShow(AppContext& app, lv_obj_t* parent) {
     auto paremeters = app.getParameters();
-    tt_check(paremeters != nullptr, "No parameters");
+    tt_check(paremeters != nullptr, "Parameters missing");
     std::string ssid = paremeters->getString("ssid");
 
     lv_obj_set_flex_flow(parent, LV_FLEX_FLOW_COLUMN);

Tactility/Source/app/wificonnect/View.cpp

@@ -14,14 +14,16 @@ namespace tt::app::wificonnect {
 
 #define TAG "wifi_connect"
 
+std::shared_ptr<WifiConnect> _Nullable optWifiConnect();
+
 void View::resetErrors() {
     lv_obj_add_flag(password_error, LV_OBJ_FLAG_HIDDEN);
     lv_obj_add_flag(ssid_error, LV_OBJ_FLAG_HIDDEN);
     lv_obj_add_flag(connection_error, LV_OBJ_FLAG_HIDDEN);
 }
 
-static void onConnect(lv_event_t* event) {
-    auto* wifi = (WifiConnect*)lv_event_get_user_data(event);
+static void onConnect(TT_UNUSED lv_event_t* event) {
+    auto wifi = optWifiConnect();
     auto& view = wifi->getView();
 
     wifi->getState().setConnectionError(false);
@@ -78,7 +80,7 @@ void View::setLoading(bool loading) {
     }
 }
 
-void View::createBottomButtons(WifiConnect* wifi, lv_obj_t* parent) {
+void View::createBottomButtons(lv_obj_t* parent) {
     lv_obj_t* button_container = lv_obj_create(parent);
     lv_obj_set_width(button_container, LV_PCT(100));
     lv_obj_set_height(button_container, LV_SIZE_CONTENT);
@@ -103,11 +105,11 @@ void View::createBottomButtons(WifiConnect* wifi, lv_obj_t* parent) {
     lv_obj_t* connect_label = lv_label_create(connect_button);
     lv_label_set_text(connect_label, "Connect");
     lv_obj_align(connect_button, LV_ALIGN_RIGHT_MID, 0, 0);
-    lv_obj_add_event_cb(connect_button, &onConnect, LV_EVENT_CLICKED, wifi);
+    lv_obj_add_event_cb(connect_button, &onConnect, LV_EVENT_CLICKED, nullptr);
 }
 
 // TODO: Standardize dialogs
-void View::init(AppContext& app, WifiConnect* wifiConnect, lv_obj_t* parent) {
+void View::init(AppContext& app, lv_obj_t* parent) {
 
     lv_obj_set_flex_flow(parent, LV_FLEX_FLOW_COLUMN);
     lvgl::toolbar_create(parent, app);
@@ -180,7 +182,7 @@ void View::init(AppContext& app, WifiConnect* wifiConnect, lv_obj_t* parent) {
     lv_obj_add_flag(connection_error, LV_OBJ_FLAG_HIDDEN);
 
     // Bottom buttons
-    createBottomButtons(wifiConnect, wrapper);
+    createBottomButtons(wrapper);
 
     // Keyboard bindings
         service::gui::keyboardAddTextArea(ssid_textarea);
@@ -201,10 +203,7 @@ void View::init(AppContext& app, WifiConnect* wifiConnect, lv_obj_t* parent) {
     }
 }
 
-void View::update(
-    TT_UNUSED Bindings* bindings,
-    State* state
-) {
+void View::update() {
     if (state->hasConnectionError()) {
         setLoading(false);
         resetErrors();

Tactility/Source/app/wificonnect/View.h

@@ -12,6 +12,11 @@ class WifiConnect;
 
 class View {
 
+private:
+
+    Bindings* bindings;
+    State* state;
+
 public:
 
     lv_obj_t* ssid_textarea = nullptr;
@@ -19,16 +24,20 @@ public:
     lv_obj_t* password_textarea = nullptr;
     lv_obj_t* password_error = nullptr;
     lv_obj_t* connect_button = nullptr;
-    lv_obj_t* cancel_button = nullptr;
     lv_obj_t* remember_switch = nullptr;
     lv_obj_t* connecting_spinner = nullptr;
     lv_obj_t* connection_error = nullptr;
     lv_group_t* group = nullptr;
 
-    void init(AppContext& app, WifiConnect* wifiConnect, lv_obj_t* parent);
-    void update(Bindings* bindings, State* state);
+    View(Bindings* bindings, State* state) :
+        bindings(bindings),
+        state(state)
+    {}
 
-    void createBottomButtons(WifiConnect* wifi, lv_obj_t* parent);
+    void init(AppContext& app, lv_obj_t* parent);
+    void update();
+
+    void createBottomButtons(lv_obj_t* parent);
     void setLoading(bool loading);
     void resetErrors();
 };

Tactility/Source/app/wificonnect/WifiConnect.cpp

@@ -79,7 +79,7 @@ void WifiConnect::requestViewUpdate() {
     lock();
     if (view_enabled) {
         if (lvgl::lock(1000)) {
-            view.update(&bindings, &state);
+            view.update();
             lvgl::unlock();
         } else {
             TT_LOG_E(TAG, "Failed to lock lvgl");
@@ -91,12 +91,12 @@ void WifiConnect::requestViewUpdate() {
 void WifiConnect::onShow(AppContext& app, lv_obj_t* parent) {
     lock();
     view_enabled = true;
-    view.init(app, this, parent);
-    view.update(&bindings, &state);
+    view.init(app, parent);
+    view.update();
     unlock();
 }
 
-void WifiConnect::onHide(AppContext& app) {
+void WifiConnect::onHide(TT_UNUSED AppContext& app) {
     // No need to lock view, as this is called from within Gui's LVGL context
     lock();
     view_enabled = false;

Tactility/Source/app/wificonnect/WifiConnect.h

@@ -10,15 +10,15 @@
 namespace tt::app::wificonnect {
 
 class WifiConnect {
-    PubSubSubscription* wifiSubscription;
     Mutex mutex;
     State state;
-    View view;
-    bool view_enabled = false;
     Bindings bindings = {
         .onConnectSsid = nullptr,
         .onConnectSsidContext = nullptr
     };
+    View view = View(&bindings, &state);
+    PubSubSubscription* wifiSubscription;
+    bool view_enabled = false;
 
 public:
 

Tactility/Source/app/wifimanage/View.cpp

@@ -1,7 +1,7 @@
 #include "View.h"
+#include "WifiManage.h"
 
 #include "Log.h"
-#include "State.h"
 #include "service/statusbar/Statusbar.h"
 #include "service/wifi/Wifi.h"
 #include "lvgl/Style.h"
@@ -14,13 +14,18 @@ namespace tt::app::wifimanage {
 
 #define TAG "wifi_main_view"
 
+std::shared_ptr<WifiManage> _Nullable optWifiManage();
+
 static void on_enable_switch_changed(lv_event_t* event) {
     lv_event_code_t code = lv_event_get_code(event);
     auto* enable_switch = static_cast<lv_obj_t*>(lv_event_get_target(event));
     if (code == LV_EVENT_VALUE_CHANGED) {
         bool is_on = lv_obj_has_state(enable_switch, LV_STATE_CHECKED);
-        auto* bindings = static_cast<Bindings*>(lv_event_get_user_data(event));
-        bindings->onWifiToggled(is_on);
+
+        auto wifi = optWifiManage();
+        auto bindings = wifi->getBindings();
+
+        bindings.onWifiToggled(is_on);
     }
 }
 
@@ -33,11 +38,6 @@ static void on_enable_on_boot_switch_changed(lv_event_t* event) {
     }
 }
 
-static void on_disconnect_pressed(lv_event_t* event) {
-    auto* bindings = static_cast<Bindings*>(lv_event_get_user_data(event));
-    bindings->onDisconnect();
-}
-
 // region Secondary updates
 
 static void connect(lv_event_t* event) {
@@ -63,7 +63,7 @@ static void showDetails(lv_event_t* event) {
     bindings->onShowApSettings(ssid);
 }
 
-void View::createSsidListItem(Bindings* bindings, const service::wifi::WifiApRecord& record, bool isConnecting) {
+void View::createSsidListItem(const service::wifi::WifiApRecord& record, bool isConnecting) {
     lv_obj_t* wrapper = lv_obj_create(networks_list);
     lv_obj_add_event_cb(wrapper, &connect, LV_EVENT_CLICKED, bindings);
     lv_obj_set_user_data(wrapper, bindings);
@@ -109,7 +109,7 @@ void View::createSsidListItem(Bindings* bindings, const service::wifi::WifiApRec
     }
 }
 
-void View::updateNetworkList(State* state, Bindings* bindings) {
+void View::updateNetworkList() {
     lv_obj_clean(networks_list);
 
     switch (state->getRadioState()) {
@@ -129,7 +129,7 @@ void View::updateNetworkList(State* state, Bindings* bindings) {
                     for (auto &record : ap_records) {
                         if (record.ssid == connection_target) {
                             lv_list_add_text(networks_list, "Connected");
-                            createSsidListItem(bindings, record, false);
+                            createSsidListItem(record, false);
                             added_connected = true;
                             break;
                         }
@@ -148,7 +148,7 @@ void View::updateNetworkList(State* state, Bindings* bindings) {
                             !connection_target.empty();
                         bool skip = connection_target_match && added_connected;
                         if (!skip) {
-                            createSsidListItem(bindings, record, is_connecting);
+                            createSsidListItem(record, is_connecting);
                         }
                         used_ssids.insert(record.ssid);
                     }
@@ -172,7 +172,7 @@ void View::updateNetworkList(State* state, Bindings* bindings) {
     }
 }
 
-void View::updateScanning(State* state) {
+void View::updateScanning() {
     if (state->getRadioState() == service::wifi::WIFI_RADIO_ON && state->isScanning()) {
         lv_obj_clear_flag(scanning_spinner, LV_OBJ_FLAG_HIDDEN);
     } else {
@@ -180,7 +180,7 @@ void View::updateScanning(State* state) {
     }
 }
 
-void View::updateWifiToggle(State* state) {
+void View::updateWifiToggle() {
     lv_obj_clear_state(enable_switch, LV_STATE_ANY);
     switch (state->getRadioState()) {
         case service::wifi::WIFI_RADIO_ON:
@@ -214,7 +214,7 @@ void View::updateEnableOnBootToggle() {
 
 // region Main
 
-void View::init(const AppContext& app, Bindings* bindings, lv_obj_t* parent) {
+void View::init(const AppContext& app, lv_obj_t* parent) {
     root = parent;
 
     // Toolbar
@@ -263,11 +263,11 @@ void View::init(const AppContext& app, Bindings* bindings, lv_obj_t* parent) {
     lv_obj_align(networks_list, LV_ALIGN_TOP_LEFT, 0, 44);
 }
 
-void View::update(Bindings* bindings, State* state) {
-    updateWifiToggle(state);
+void View::update() {
+    updateWifiToggle();
     updateEnableOnBootToggle();
-    updateScanning(state);
-    updateNetworkList(state, bindings);
+    updateScanning();
+    updateNetworkList();
 }
 
 } // namespace

Tactility/Source/app/wifimanage/View.h

@@ -8,24 +8,29 @@
 namespace tt::app::wifimanage {
 
 class View {
+
 private:
+
+    Bindings* bindings;
+    State* state;
     lv_obj_t* root = nullptr;
     lv_obj_t* enable_switch = nullptr;
     lv_obj_t* enable_on_boot_switch = nullptr;
     lv_obj_t* scanning_spinner = nullptr;
     lv_obj_t* networks_list = nullptr;
-public:
-    View() {}
-    void init(const AppContext& app, Bindings* bindings, lv_obj_t* parent);
-    void update(Bindings* bindings, State* state);
 
-private:
-
-    void updateWifiToggle(State* state);
+    void updateWifiToggle();
     void updateEnableOnBootToggle();
-    void updateScanning(State* state);
-    void updateNetworkList(State* state, Bindings* bindings);
-    void createSsidListItem(Bindings* bindings, const service::wifi::WifiApRecord& record, bool isConnecting);
+    void updateScanning();
+    void updateNetworkList();
+    void createSsidListItem(const service::wifi::WifiApRecord& record, bool isConnecting);
+
+public:
+
+    View(Bindings* bindings, State* state) : bindings(bindings), state(state) {}
+
+    void init(const AppContext& app, lv_obj_t* parent);
+    void update();
 };
 
 

Tactility/Source/app/wifimanage/WifiManage.cpp

@@ -14,6 +14,18 @@ namespace tt::app::wifimanage {
 
 #define TAG "wifi_manage"
 
+extern const AppManifest manifest;
+
+/** Returns the app data if the app is active. Note that this could clash if the same app is started twice and a background thread is slow. */
+std::shared_ptr<WifiManage> _Nullable optWifiManage() {
+    app::AppContext* app = service::loader::getCurrentApp();
+    if (app->getManifest().id == manifest.id) {
+        return std::static_pointer_cast<WifiManage>(app->getData());
+    } else {
+        return nullptr;
+    }
+}
+
 static void onConnect(const char* ssid) {
     service::wifi::settings::WifiApSettings settings;
     if (service::wifi::settings::load(ssid, &settings)) {
@@ -61,7 +73,7 @@ void WifiManage::requestViewUpdate() {
     lock();
     if (isViewEnabled) {
         if (lvgl::lock(1000)) {
-            view.update(&bindings, &state);
+            view.update();
             lvgl::unlock();
         } else {
             TT_LOG_E(TAG, "failed to lock lvgl");
@@ -108,8 +120,8 @@ void WifiManage::onShow(AppContext& app, lv_obj_t* parent) {
     lock();
     isViewEnabled = true;
     state.setConnectSsid("Connected"); // TODO update with proper SSID
-    view.init(app, &bindings, parent);
-    view.update(&bindings, &state);
+    view.init(app, parent);
+    view.update();
     unlock();
 
     service::wifi::WifiRadioState radio_state = service::wifi::getRadioState();

Tactility/Source/app/wifimanage/WifiManage.h

@@ -11,9 +11,9 @@ class WifiManage {
 
     PubSubSubscription* wifiSubscription = nullptr;
     Mutex mutex;
-    tt::app::wifimanage::State state;
-    tt::app::wifimanage::View view;
     Bindings bindings = { };
+    State state;
+    View view = View(&bindings, &state);
     bool isViewEnabled = false;
 
 public:
@@ -26,6 +26,7 @@ public:
     void onShow(AppContext& app, lv_obj_t* parent);
     void onHide(AppContext& app);
 
+    Bindings& getBindings() { return bindings; }
     State& getState() { return state; }
 
     void requestViewUpdate();