/**
* @brief Focus next widget.
*/
void toolkit_nextFocus (void)
{
Window *wdw;
Widget *wgt;
int next;
/* Get window. */
wdw = toolkit_getActiveWindow();
if (wdw == NULL)
return;
/* See what to focus. */
next = (wdw->focus == -1);
for (wgt=wdw->widgets; wgt!=NULL; wgt=wgt->next) {
if (toolkit_isFocusable(wgt)) {
if (next) {
wdw->focus = wgt->id;
return;
}
else if (wdw->focus == wgt->id)
next = 1;
}
}
/* Focus nothing. */
wdw->focus = -1;
return;
}
/**
* @brief Updates the toolkit input for repeating keys.
*/
void toolkit_update (void)
{
unsigned int t;
Window *wdw;
Widget *wgt;
char buf[2];
SDL_Event event;
int ret;
/* Clean up the dead if needed. */
if (!dialogue_isOpen()) { /* Hack, since dialogues use secondary loop. */
if (toolkit_delayCounter > 0)
toolkit_delayCounter--;
else
toolkit_purgeDead();
}
/* Killed all the windows. */
if (windows == NULL) {
SDL_ShowCursor(SDL_DISABLE);
toolkit_open = 0; /* disable toolkit */
if (paused)
unpause_game();
}
/* Must have a key pressed. */
if (input_key == 0)
return;
t = SDL_GetTicks();
/* Should be repeating. */
if (input_keyTime + INPUT_DELAY + input_keyCounter*INPUT_FREQ > t)
return;
/* Increment counter. */
input_keyCounter++;
/* Check to see what it affects. */
if (windows != NULL) {
/* Get the window. */
wdw = toolkit_getActiveWindow();
if (wdw == NULL)
return;
/* See if widget needs event. */
for (wgt=wdw->widgets; wgt!=NULL; wgt=wgt->next) {
if (wgt_isFlag( wgt, WGT_FLAG_RAWINPUT )) {
if (wgt->rawevent != NULL) {
event.type = SDL_KEYDOWN;
event.key.state = SDL_PRESSED;
event.key.keysym.sym = input_key;
event.key.keysym.mod = 0;
ret = wgt->rawevent( wgt, &event );
if (ret != 0)
return;
}
}
}
/* Handle the focused widget. */
wgt = toolkit_getFocus( wdw );
if ((wgt != NULL) && (wgt->keyevent != NULL)) {
wgt->keyevent( wgt, input_key, 0 );
}
if ((input_text != 0) && (wgt != NULL) && (wgt->textevent != NULL)) {
buf[0] = input_text;
buf[1] = '\0';
wgt->textevent( wgt, buf );
}
}
}
