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Various improvements (#614)

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- Auto-select widgets in Launcher and apps with toolbars on devices without touch.
- Improved USB HID input reliability, cleanup
- Updated PSRAM settings to improve boot stability on supported devices.
- Prevented duplicate Wi-Fi event subscriptions during screen rebuilds.
- Updated docs
- Fixes in WifiManage and WifiConnect
- Reduced main task stack size
- Moved USB HID stack size to PSRAM when available
- app_manager_find_manifest() now returns a copy instead of a pointer
This commit is contained in:
Ken Van Hoeylandt
2026-08-13 20:30:47 +02:00
committed by GitHub
parent cc8be3faef
commit d6b1d15e56
53 changed files with 603 additions and 1089 deletions
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Modules/lvgl-window-manager-module/source/window_manager.cpp
+42 -10
View File
@@ -38,6 +38,7 @@ struct WindowRecord {
WindowId id;
uint32_t app_instance_id;
WindowCreateWidgetsFn create_widgets;
WindowDestroyWidgetsFn destroy_widgets;
void* user_data;
/** Set by window_manager_await_state_change() when a task is blocked waiting on this
@@ -108,11 +109,16 @@ lv_obj_t* build_window_widget(lv_obj_t* content, WindowCreateWidgetsFn create_wi
return widget;
}
void delete_widget(lv_obj_t* widget) {
// destroy_widgets, if set, is called inside the same LVGL-locked section as the deletion - see
// WindowDestroyWidgetsFn's warnings about what it may safely do from in here.
void delete_widget(lv_obj_t* widget, WindowDestroyWidgetsFn destroy_widgets = nullptr, void* user_data = nullptr) {
if (widget == nullptr) {
return;
}
lvgl_lock();
if (destroy_widgets != nullptr) {
destroy_widgets(user_data);
}
lv_obj_delete(widget);
lvgl_unlock();
}
@@ -220,6 +226,7 @@ error_t window_manager_start(void) {
// task stays blocked in its own event loop forever, with no window and no signal telling
// it to rebuild one.
WindowCreateWidgetsFn top_create_widgets = nullptr;
WindowDestroyWidgetsFn top_destroy_widgets = nullptr;
void* top_user_data = nullptr;
WindowId top_id = 0;
bool has_top = false;
@@ -230,6 +237,7 @@ error_t window_manager_start(void) {
s.started = true;
if (!s.windows.empty()) {
top_create_widgets = s.windows.back().create_widgets;
top_destroy_widgets = s.windows.back().destroy_widgets;
top_user_data = s.windows.back().user_data;
top_id = s.windows.back().id;
has_top = true;
@@ -249,7 +257,7 @@ error_t window_manager_start(void) {
// The window stack changed while we were building, e.g. a concurrent remove() -
// discard what we just made.
delete_widget(new_widget);
delete_widget(new_widget, top_destroy_widgets, top_user_data);
}
mutex_unlock(&s.lifecycle_mutex);
@@ -278,6 +286,10 @@ error_t window_manager_stop(void) {
waiters.push_back(signal);
}
}
// Only the topmost window has a live widget - it's the only one whose destroy_widgets needs
// to fire.
WindowDestroyWidgetsFn top_destroy_widgets = !s.windows.empty() ? s.windows.back().destroy_widgets : nullptr;
void* top_user_data = !s.windows.empty() ? s.windows.back().user_data : nullptr;
s.real_root_widget = nullptr;
s.content_root_widget = nullptr;
s.top_widget = nullptr;
@@ -297,17 +309,25 @@ error_t window_manager_stop(void) {
}
// Deleting the real widget cascades to everything under it - chrome and top_widget alike.
delete_widget(widget);
delete_widget(widget, top_destroy_widgets, top_user_data);
mutex_unlock(&s.lifecycle_mutex);
return ERROR_NONE;
}
WindowId window_manager_create(AppInstanceId app_instance_id, WindowCreateWidgetsFn create_widgets, void* user_data) {
return window_manager_create_ext(app_instance_id, create_widgets, nullptr, user_data);
}
WindowId window_manager_create_ext(AppInstanceId app_instance_id, WindowCreateWidgetsFn create_widgets, WindowDestroyWidgetsFn destroy_widgets, void* user_data) {
if (app_instance_id == 0) {
return 0;
}
if (destroy_widgets != nullptr) {
check(create_widgets != nullptr);
}
auto& s = state();
// See lifecycle_mutex's comment: blocks a concurrent window_manager_stop() (or another
@@ -324,16 +344,24 @@ WindowId window_manager_create(AppInstanceId app_instance_id, WindowCreateWidget
lv_obj_t* content = s.content_root_widget;
lv_obj_t* old_top_widget = s.top_widget;
// The current topmost window, if any, is about to be superseded - claim its waiter here
// so it gets notified below.
WindowWaitSignal* waiter = !s.windows.empty() ? claim_waiter_locked(s.windows.back()) : nullptr;
// so it gets notified below, and grab its destroy_widgets so it can be told its widget is
// about to go away.
WindowWaitSignal* waiter = nullptr;
WindowDestroyWidgetsFn old_destroy_widgets = nullptr;
void* old_user_data = nullptr;
if (!s.windows.empty()) {
waiter = claim_waiter_locked(s.windows.back());
old_destroy_widgets = s.windows.back().destroy_widgets;
old_user_data = s.windows.back().user_data;
}
s.top_widget = nullptr;
WindowId new_id = s.next_id++;
s.windows.push_back(WindowRecord { new_id, app_instance_id, create_widgets, user_data });
s.windows.push_back(WindowRecord { new_id, app_instance_id, create_widgets, destroy_widgets, user_data });
mutex_unlock(&s.mutex);
give_and_release(waiter);
delete_widget(old_top_widget);
delete_widget(old_top_widget, old_destroy_widgets, old_user_data);
lv_obj_t* new_widget = build_window_widget(content, create_widgets, user_data);
mutex_lock(&s.mutex);
@@ -346,7 +374,7 @@ WindowId window_manager_create(AppInstanceId app_instance_id, WindowCreateWidget
// Another window became topmost while we were building, e.g. a concurrent create() from
// another app thread - discard what we just made.
delete_widget(new_widget);
delete_widget(new_widget, destroy_widgets, user_data);
mutex_unlock(&s.lifecycle_mutex);
return new_id;
@@ -374,11 +402,14 @@ void window_manager_remove(WindowId id) {
// since stopped being topmost without being removed, window_manager_create() would already
// have claimed and cleared it. So a buried window's waiting_signal is always already null.
WindowWaitSignal* waiter = claim_waiter_locked(*iterator);
WindowDestroyWidgetsFn removed_destroy_widgets = iterator->destroy_widgets;
void* removed_user_data = iterator->user_data;
s.windows.erase(iterator);
lv_obj_t* content = s.content_root_widget;
lv_obj_t* old_widget = nullptr;
WindowCreateWidgetsFn next_create_widgets = nullptr;
WindowDestroyWidgetsFn next_destroy_widgets = nullptr;
void* next_user_data = nullptr;
WindowId next_id = 0;
bool has_next = false;
@@ -388,6 +419,7 @@ void window_manager_remove(WindowId id) {
s.top_widget = nullptr;
if (!s.windows.empty()) {
next_create_widgets = s.windows.back().create_widgets;
next_destroy_widgets = s.windows.back().destroy_widgets;
next_user_data = s.windows.back().user_data;
next_id = s.windows.back().id;
has_next = true;
@@ -403,7 +435,7 @@ void window_manager_remove(WindowId id) {
return;
}
delete_widget(old_widget);
delete_widget(old_widget, removed_destroy_widgets, removed_user_data);
lv_obj_t* new_widget = has_next ? build_window_widget(content, next_create_widgets, next_user_data) : nullptr;
mutex_lock(&s.mutex);
@@ -414,7 +446,7 @@ void window_manager_remove(WindowId id) {
}
mutex_unlock(&s.mutex);
delete_widget(new_widget);
delete_widget(new_widget, next_destroy_widgets, next_user_data);
mutex_unlock(&s.lifecycle_mutex);
}