Esempio n. 1
0
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;
}
Esempio n. 2
0
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;
	}
    }
}
Esempio n. 3
0
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);
    }
}
Esempio n. 4
0
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);
    }
}