75 lines
2.0 KiB
C
75 lines
2.0 KiB
C
#include "gui_event.h"
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#include <flipper.h>
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#include <assert.h>
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#define GUI_EVENT_MQUEUE_SIZE 8
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struct GUIEvent {
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FuriRecordSubscriber* input_event_record;
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osMessageQueueId_t mqueue;
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osMutexId_t lock_mutex;
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};
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void gui_event_input_events_callback(const void* value, size_t size, void* ctx) {
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assert(ctx);
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GUIEvent* gui_event = ctx;
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GUIMessage message;
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message.type = GUIMessageTypeInput;
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message.input = *(InputEvent*)value;
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osMessageQueuePut(gui_event->mqueue, &message, 0, 0);
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}
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GUIEvent* gui_event_alloc() {
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GUIEvent* gui_event = furi_alloc(sizeof(GUIEvent));
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// Allocate message que
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gui_event->mqueue = osMessageQueueNew(GUI_EVENT_MQUEUE_SIZE, sizeof(GUIMessage), NULL);
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assert(gui_event->mqueue);
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// Input
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gui_event->input_event_record = furi_open_deprecated(
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"input_events", false, false, gui_event_input_events_callback, NULL, gui_event);
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assert(gui_event->input_event_record != NULL);
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// Lock mutex
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gui_event->lock_mutex = osMutexNew(NULL);
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assert(gui_event->lock_mutex);
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gui_event_lock(gui_event);
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return gui_event;
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}
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void gui_event_free(GUIEvent* gui_event) {
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assert(gui_event);
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gui_event_unlock(gui_event);
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assert(osMessageQueueDelete(gui_event->mqueue) == osOK);
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free(gui_event);
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}
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void gui_event_lock(GUIEvent* gui_event) {
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assert(gui_event);
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assert(osMutexAcquire(gui_event->lock_mutex, osWaitForever) == osOK);
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}
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void gui_event_unlock(GUIEvent* gui_event) {
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assert(gui_event);
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assert(osMutexRelease(gui_event->lock_mutex) == osOK);
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}
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void gui_event_messsage_send(GUIEvent* gui_event, GUIMessage* message) {
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assert(gui_event);
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assert(message);
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osMessageQueuePut(gui_event->mqueue, message, 0, 0);
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}
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GUIMessage gui_event_message_next(GUIEvent* gui_event) {
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assert(gui_event);
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GUIMessage message;
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gui_event_unlock(gui_event);
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while(osMessageQueueGet(gui_event->mqueue, &message, NULL, osWaitForever) != osOK) {
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};
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gui_event_lock(gui_event);
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return message;
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}
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