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#include <libosso.h>
#include <stdlib.h>
#include "config.h"
#include "debug.h"
#include "item.h"
#include "attr.h"
#include "navit.h"
#include "plugin.h"
#include "callback.h"
#include "config_.h"
static osso_context_t *osso_context;
static struct attr callback = { attr_callback };
struct cb_hw_state_trail {
struct navit* nav;
osso_hw_state_t *state;
};
static void osso_display_on(struct navit *this_) {
osso_return_t err;
err = osso_display_blanking_pause(osso_context);
dbg(lvl_warning, "Unblank result: ",
err == OSSO_OK ? "Ok" : (err ==
OSSO_ERROR ? "Error" :
"Invalid context"));
}
static gboolean osso_cb_hw_state_idle(struct cb_hw_state_trail * params) {
dbg(lvl_debug, "(inact=%d, save=%d, shut=%d, memlow=%d, state=%d)",
params->state->system_inactivity_ind,
params->state->save_unsaved_data_ind, params->state->shutdown_ind,
params->state->memory_low_ind, params->state->sig_device_mode_ind);
if (params->state->shutdown_ind) {
/* we are going down, down, down */
navit_destroy(params->nav);
}
g_free(params->state);
g_free(params);
return FALSE;
}
/**
* * Handle osso events
* * @param state Osso hardware state
* * @param data ptr to private data
* * @returns nothing
**/
static void osso_cb_hw_state(osso_hw_state_t * state, gpointer data) {
struct navit *nav = (struct navit*)data;
struct cb_hw_state_trail *params = g_new(struct cb_hw_state_trail,1);
params->nav=nav;
params->state = g_new(osso_hw_state_t, 1);
memcpy(params->state, state, sizeof(osso_hw_state_t));
g_idle_add((GSourceFunc) osso_cb_hw_state_idle, params);
}
static void osso_navit(struct navit *nav, int add) {
dbg(lvl_debug, "Installing osso context for org.navit_project.navit");
osso_context = osso_initialize("org.navit_project.navit", NAVIT_VERSION, TRUE, NULL);
if (osso_context == NULL) {
dbg(lvl_error, "error initiating osso context");
}
osso_hw_set_event_cb(osso_context, NULL, osso_cb_hw_state, nav);
if (add > 0) {
/* add callback to unblank screen */
navit_add_callback(nav, callback_new_attr_0(callback_cast (osso_display_on), attr_unsuspend));
}
}
void plugin_init(void) {
//struct callback *cb;
dbg(lvl_info, "enter");
callback.u.callback = callback_new_attr_0(callback_cast(osso_navit), attr_navit);
config_add_attr(config, &callback);
}
void plugin_deinit(void) {
osso_deinitialize(osso_context);
}
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