void UIButton::ProcessInput(InputManager* input)
{
ProcessInputChildren(input);
bool hover = (absolute_x()<= input->GetMouseX() && input->GetMouseX() <= absolute_x()+ absolute_width()
&& absolute_y() <= input->GetMouseY() && input->GetMouseY() <= absolute_y() + absolute_height());
if (hover && input->GetMouseLeftCount() == 1) {
if (on_click_) {
on_click_();
}
}
}
bool label::handle_event(const SDL_Event& event, bool claimed)
{
if(!on_click_ && !highlight_on_mouseover_) {
return 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_label(event.button.x, event.button.y)) {
// skip processing if mousewheel event
return claimed;
}
if(event.type == SDL_MOUSEMOTION) {
const SDL_MouseMotionEvent& e = event.motion;
if(highlight_on_mouseover_) {
if(in_label(e.x,e.y)) {
draw_highlight_ = true;
} else {
draw_highlight_ = false;
}
claimed = claim_mouse_events();
}
} else if(event.type == SDL_MOUSEBUTTONDOWN) {
const SDL_MouseButtonEvent& e = event.button;
if(in_label(e.x,e.y)) {
down_ = true;
claimed = claim_mouse_events();
}
} else if(event.type == SDL_MOUSEBUTTONUP) {
down_ = false;
const SDL_MouseButtonEvent& e = event.button;
if(in_label(e.x,e.y)) {
if(on_click_) {
on_click_();
}
claimed = claim_mouse_events();
}
}
return claimed;
}
