bool button::handle_event(const SDL_Event& event, bool claimed)
{
#if SDL_VERSION_ATLEAST(2, 0, 0)
if((event.type == SDL_MOUSEWHEEL)
#else
if((event.type == SDL_MOUSEBUTTONDOWN || event.type == SDL_MOUSEBUTTONUP)
&& (event.button.button == SDL_BUTTON_WHEELUP || event.button.button == SDL_BUTTON_WHEELDOWN)
#endif
&& in_widget(event.button.x, event.button.y)) {
// skip processing if mousewheel event
return claimed;
}
if(claimed) {
current_button_image_set_ = normal_button_image_set_;
down_ = false;
}
if(event.type == SDL_MOUSEMOTION) {
const SDL_MouseMotionEvent& e = event.motion;
if(in_widget(e.x,e.y)) {
current_button_image_set_ = down_ ? depressed_button_image_set_ : focus_button_image_set_;
} else {
current_button_image_set_ = normal_button_image_set_;
}
} else if(event.type == SDL_MOUSEBUTTONDOWN) {
const SDL_MouseButtonEvent& e = event.button;
if(in_widget(e.x,e.y)) {
std::cerr << "ZZZ: Widget: " << e.x << ", " << e.y << ": ";
if(clip_area()) {
std::cerr << *clip_area() << "\n";
} else {
std::cerr << "(null)\n";
}
current_button_image_set_ = depressed_button_image_set_;
down_ = true;
claimed = claim_mouse_events();
}
} else if(event.type == SDL_MOUSEBUTTONUP) {
down_ = false;
const SDL_MouseButtonEvent& e = event.button;
if(current_button_image_set_ == depressed_button_image_set_) {
if(in_widget(e.x,e.y)) {
current_button_image_set_ = focus_button_image_set_;
onclick_();
claimed = claim_mouse_events();
} else {
current_button_image_set_ = normal_button_image_set_;
}
}
}
return claimed;
}
void menubar_handle_click(widget_ptr p, int button, int x, int y)
{
int i;
menubar_ptr m = (menubar_ptr) p;
menuitem_ptr it;
for (i=0; i<m->item_count; i++) {
it = m->item_list[i];
if (in_widget((widget_ptr) it, x, y)) {
widget_raise_signal((widget_ptr) it, signal_activate);
return;
}
}
}
void button_update(widget_ptr p)
{
SDL_Rect dst;
label_ptr l = (label_ptr) p;
if (state == state_button && button_selection == p
&& in_widget(p, lastmousex, lastmousey)) {
widget_lowered_background(p);
} else {
widget_raised_background(p);
}
if (l->img) {
dst.x = 5;
dst.y = 2;
widget_blit(l, l->img, NULL, &dst);
}
}
void menu_update(menu_ptr m)
{
int i;
menuitem_ptr it;
SDL_Rect rect;
widget_fill((widget_ptr) m, c_background);
for (i=0; i<m->item_count; i++) {
it = m->item_list[i];
if (in_widget((widget_ptr) it, lastmousex, lastmousey)) {
rect.x = 2;
rect.y = vsize * i;
rect.w = ((widget_ptr) it)->w - 4;
rect.h = vsize;
widget_fillrect((widget_ptr) m, &rect, c_menubg);
}
rect.x = 8;
rect.y = vsize * i + 4;
widget_blit((widget_ptr) m, it->img, NULL, &rect);
}
}
