flipper-zero-tutorials/plugins/minimal_viewport/minimal_viewport_app.c
2024-01-28 11:28:06 -06:00

44 lines
1.5 KiB
C

#include <furi.h>
#include <gui/gui.h>
typedef struct {
int type;
InputEvent input;
} AppEvent;
static void input_callback(InputEvent* input_event, void* ctx) {
FuriMessageQueue* queue = ctx;
AppEvent event = {
.type = input_event->type,
.input = *input_event,
};
furi_message_queue_put(queue, &event, FuriWaitForever);
}
static void render_callback(Canvas* canvas, void* ctx) {
UNUSED(ctx);
canvas_set_font(canvas, FontPrimary);
canvas_draw_str_aligned(canvas, 15, 30, AlignLeft, AlignTop, "HELLO WORLD!");
}
//static ViewPort* view_port = view_port_alloc();
int32_t minimal_viewport_demo_app(void* p) {
UNUSED(p);
FuriMessageQueue* queue = furi_message_queue_alloc(8, sizeof(AppEvent));
ViewPort* view_port = view_port_alloc();
view_port_input_callback_set(view_port, input_callback, queue);
view_port_draw_callback_set(view_port, render_callback, NULL);
Gui* gui = furi_record_open(RECORD_GUI);
gui_add_view_port(gui, view_port, GuiLayerFullscreen);
bool processing = true;
AppEvent event;
do {
if(furi_message_queue_get(queue, &event, FuriWaitForever) == FuriStatusOk) {
if(event.input.type == InputTypeShort && event.input.key == InputKeyBack) {
processing = false;
}
}
} while(processing);
view_port_enabled_set(view_port, false);
gui_remove_view_port(gui, view_port);
view_port_free(view_port);
furi_record_close(RECORD_GUI);
furi_message_queue_free(queue);
return 0;
}