bool
TopWindow::on_event(const SDL_Event &event)
{
switch (event.type) {
Window *w;
case SDL_VIDEOEXPOSE:
invalidated_lock.Lock();
invalidated = false;
invalidated_lock.Unlock();
expose();
return true;
case SDL_KEYDOWN:
w = get_focused_window();
if (w == NULL)
w = this;
return w->on_key_down(event.key.keysym.sym);
case SDL_KEYUP:
w = get_focused_window();
if (w == NULL)
w = this;
return w->on_key_up(event.key.keysym.sym);
case SDL_MOUSEMOTION:
// XXX keys
return on_mouse_move(event.motion.x, event.motion.y, 0);
case SDL_MOUSEBUTTONDOWN:
if (event.button.button == SDL_BUTTON_WHEELUP)
return on_mouse_wheel(event.button.x, event.button.y, 1);
else if (event.button.button == SDL_BUTTON_WHEELDOWN)
return on_mouse_wheel(event.button.x, event.button.y, -1);
static PeriodClock double_click;
return double_click.check_always_update(300)
? on_mouse_down(event.button.x, event.button.y)
: on_mouse_double(event.button.x, event.button.y);
case SDL_MOUSEBUTTONUP:
if (event.button.button == SDL_BUTTON_WHEELUP ||
event.button.button == SDL_BUTTON_WHEELDOWN)
/* the wheel has already been handled in SDL_MOUSEBUTTONDOWN */
return false;
return on_mouse_up(event.button.x, event.button.y);
case SDL_QUIT:
return on_close();
}
return false;
}
WindowReference
ContainerWindow::GetFocusedWindowReference()
{
Window *focus = get_focused_window();
return focus != NULL
? WindowReference(*this, *focus)
: WindowReference();
}
void
ContainerWindow::focus_previous_control()
{
Window *focused = get_focused_window();
Window *control = focused != NULL
? find_previous_control(focused)
: NULL;
if (control == NULL)
control = find_last_control();
if (control != NULL)
control->set_focus();
}
void
ContainerWindow::focus_next_control()
{
Window *focused = get_focused_window();
if (focused != NULL) {
Window *control = find_next_control(focused);
if (control != NULL)
control->set_focus();
else
focus_first_control();
} else
focus_first_control();
}
void
ContainerWindow::set_active_child(Window &child)
{
if (active_child == &child)
return;
Window *focus = get_focused_window();
if (focus != NULL)
focus->on_killfocus();
active_child = &child;
if (parent != NULL)
parent->set_active_child(*this);
}
