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#include <stdio.h>
#include <string.h>
#include <SDL.h>
#define DMON_IMPL
#include "dmon.h"
#include "dmon_extra.h"
#include "dirmonitor.h"
static void send_sdl_event(dmon_watch_id watch_id, dmon_action action, const char *filepath) {
SDL_Event ev;
const int size = strlen(filepath) + 1;
/* The string allocated below should be deallocated as soon as the event is
treated in the SDL main loop. */
char *new_filepath = malloc(size);
if (!new_filepath) return;
memcpy(new_filepath, filepath, size);
#ifdef _WIN32
for (int i = 0; i < size; i++) {
if (new_filepath[i] == '/') {
new_filepath[i] = '\\';
}
}
#endif
SDL_zero(ev);
ev.type = SDL_USEREVENT;
ev.user.code = ((watch_id.id & 0xffff) << 16) | (action & 0xffff);
ev.user.data1 = new_filepath;
SDL_PushEvent(&ev);
}
void dirmonitor_init() {
dmon_init();
/* In theory we should register our user event but since we
have just one type of user event this is not really needed. */
/* sdl_dmon_event_type = SDL_RegisterEvents(1); */
}
void dirmonitor_deinit() {
dmon_deinit();
}
void dirmonitor_watch_callback(dmon_watch_id watch_id, dmon_action action, const char *rootdir,
const char *filepath, const char *oldfilepath, void *user)
{
(void) rootdir;
(void) user;
switch (action) {
case DMON_ACTION_MOVE:
send_sdl_event(watch_id, DMON_ACTION_DELETE, oldfilepath);
send_sdl_event(watch_id, DMON_ACTION_CREATE, filepath);
break;
default:
send_sdl_event(watch_id, action, filepath);
}
}
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