boolean StandardPicker::pick(Canvas* c, Glyph* glyph, int depth, Hit& h) {
if (!h.event()) {
return false;
}
const Event& e = *h.event();
if (e.grabber()) {
h.target(depth, glyph, 0, e.grabber());
return true;
}
event(e);
long cnt = handlers_[ms_]->count();
for (long i=0; i < cnt; ++i) {
ButtonHandler& b = *handlers_[ms_]->item(i);
if (b.eb_ == Event::any || b.eb_ == mb_) {
if (b.handler_) {
h.target(depth, glyph, 0, b.handler_);
}else{
b.rband_->canvas(c);
h.target(depth, glyph, 0, b.rband_);
}
return true;
}
}
return false;
}
void XYView_helper::pick(Canvas* c, const Allocation& a, int depth, Hit& h) {
if (MyMath::inside(h.left(), h.bottom(), v_->left(), v_->bottom(),
v_->right(), v_->top())) {
if (h.event()->grabber()) { // fixes a bug but I dont know why
#if 1
//The above fix broke the handling of keystrokes for crosshairs and Rotate3D
//It was needed so that buttons would appear normal when moving quickly from
// a button through a box to a scene. Now we put in the right handler in
//case event was a keystroke.
if (h.event()->type() == Event::key) {
h.target(depth, this, 0, h.event()->grabber());
}
#endif
return;
}
current_pick_view_ = v_;
MonoGlyph::pick(c, a, depth, h);
if (h.event()->type() == Event::down) {
#if 0
printf("XYView_helper hit (%g, %g) event (%g, %g)\n", h.left(), h.bottom(),
h.event()->pointer_x(), h.event()->pointer_y());
printf(" allocation lb=(%g, %g), rt=(%g,%g)\n", a.left(), a.bottom(), a.right(), a.top());
#endif
}
}
}
void Space::pick(Canvas*, const Allocation& a, int depth, Hit& h) {
Coord x = h.left();
Coord left = a.left();
Coord right = a.right();
if (x >= left && x < right) {
h.target(depth, this, (x > (left+right)/2) ? 1 : 0);
}
}
void FieldStringEditor::pick(
Canvas*, const Allocation& a, int depth, Hit& h
) {
const Event* ep = h.event();
if (ep != nil && h.left() < a.right() && h.right() >= a.left() &&
h.bottom() < a.top() && h.top() >= a.bottom()
) {
h.target(depth, this, 0);
}
}
void MonoKitFrame::pick(Canvas* c, const Allocation& a, int depth, Hit& h) {
if (target_) {
Coord x = h.left();
Coord y = h.bottom();
if (x >= a.left() && x < a.right() && y >= a.bottom() && y < a.top()) {
h.target(depth, this, 0);
}
} else {
BevelFrame::pick(c, a, depth, h);
}
}
void Text::pick(Canvas*, const Allocation&, int depth, Hit& h) {
const Event* e = h.event();
EventButton t = (e == nil) ? Event::none : e->pointer_button();
EventType t1 = (e == nil) ? Event::undefined : e->type();
if (t == Event::left || t == Event::right ||
t == Event::middle || t1 == Event::key) {
Coord x = e->pointer_x();
Coord y = e->pointer_y();
Allocation* a = allocation_;
if (x >= a->left() && x <= a->right() && y >= a->bottom() && y <= a->top()) {
h.target(depth, this, 0, handler());
}
}
}
void ScenePicker::pick_menu(Glyph* glyph, int depth, Hit& h) {
h.target(depth, glyph, 0, spi_);
}