int native2amiga_isfree (void)
{
return comm_pipe_has_data (&native2amiga_pending) == 0;
}
/*
* gui_handle_events()
*
* This is called from the main UAE thread to process events sent from
* the GUI thread.
*
* If the UAE emulation proper is not running yet or is paused,
* this loops continuously waiting for and responding to events
* until the emulation is started or resumed, respectively. When
* the emulation is running, this is called periodically from
* the main UAE event loop.
*/
void gui_handle_events (void)
{
/* Read GUI command if any. */
/* Process it, e.g., call uae_reset(). */
while (comm_pipe_has_data (&from_gui_pipe) || gui_pause_uae) {
DEBUG_LOG("gui_handle_events: trying to read...\n");
int32_t cmd = read_comm_pipe_int_blocking (&from_gui_pipe);
DEBUG_LOG("gui_handle_events: %i\n", cmd);
switch (cmd) {
case UAECMD_EJECTDISK: {
int32_t n = read_comm_pipe_int_blocking (&from_gui_pipe);
uae_sem_wait(&gui_sem);
changed_prefs.floppyslots[n].df[0] = '\0';
uae_sem_post(&gui_sem);
continue;
}
case UAECMD_INSERTDISK: {
int32_t n = read_comm_pipe_int_blocking (&from_gui_pipe);
if (using_restricted_cloanto_rom) {
write_log("Loading other disks is not permitted under the "
"license for the built-in Cloanto Kickstart "
"ROM.\n");
continue;
}
uae_sem_wait(&gui_sem);
strncpy (changed_prefs.floppyslots[n].df, new_disk_string[n], 255);
free (new_disk_string[n]);
new_disk_string[n] = 0;
changed_prefs.floppyslots[n].df[255] = '\0';
uae_sem_post(&gui_sem);
continue;
}
case UAECMD_RESET:
uae_reset(1);
break; // Stop GUI command processing until UAE is ready again.
case UAECMD_PAUSE:
gui_pause_uae = 1;
continue;
case UAECMD_RESUME:
gui_pause_uae = 0;
continue;
case UAECMD_SELECT_ROM:
uae_sem_wait(&gui_sem);
strncpy(changed_prefs.romfile, gui_romname, 255);
changed_prefs.romfile[255] = '\0';
free(gui_romname);
gui_romname = 0;
/* Switching to non-restricted ROM; rebooting. */
using_restricted_cloanto_rom = 0;
uae_reset(1);
uae_sem_post(&gui_sem);
continue;
case UAECMD_RESIZE: {
int32_t width = read_comm_pipe_int_blocking(&from_gui_pipe);
int32_t height = read_comm_pipe_int_blocking(&from_gui_pipe);
screen_size_changed(width, height);
continue;
}
default:
DEBUG_LOG("Unknown command %d received from GUI.\n", cmd);
continue;
}
}
}
