75 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			75 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| #include "gui_event.h"
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| 
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| #include <flipper.h>
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| #include <assert.h>
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| 
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| #define GUI_EVENT_MQUEUE_SIZE 8
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| 
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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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| 
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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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| 
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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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| 
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|     osMessageQueuePut(gui_event->mqueue, &message, 0, 0);
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| }
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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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| 
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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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| 
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|     return gui_event;
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| }
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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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| 
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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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| 
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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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| 
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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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| 
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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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