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/* C ABI over libcosmic. See src/lib.rs for the contract. */
#ifndef COSMIC_FFI_H
#define COSMIC_FFI_H

#include <stddef.h>
#include <stdint.h>

/* Fills `out` (a buffer of `out_len` bytes) with the NUL-terminated text to
   display after button `button_id` was pressed. 0 = left, 1 = right. */
typedef void (*cosmic_on_press)(void *ctx, int32_t button_id, char *out,
                                size_t out_len);

typedef struct {
  const char *title;
  const char *initial_text;
  const char *left_label;
  const char *right_label;
  cosmic_on_press on_press;
  void *ctx;
} CosmicConfig;

/* Opens the window and blocks until it closes. 0 on success. */
int32_t cosmic_run(const CosmicConfig *config);

#endif