bool PopupMenu::activate_item_by_event(const Ref<InputEvent> &p_event, bool p_for_global_only) {
uint32_t code = 0;
Ref<InputEventKey> k = p_event;
if (k.is_valid()) {
code = k->get_scancode();
if (code == 0)
code = k->get_unicode();
if (k->get_control())
code |= KEY_MASK_CTRL;
if (k->get_alt())
code |= KEY_MASK_ALT;
if (k->get_metakey())
code |= KEY_MASK_META;
if (k->get_shift())
code |= KEY_MASK_SHIFT;
}
int il = items.size();
for (int i = 0; i < il; i++) {
if (is_item_disabled(i))
continue;
if (items[i].shortcut.is_valid() && items[i].shortcut->is_shortcut(p_event) && (items[i].shortcut_is_global || !p_for_global_only)) {
activate_item(i);
return true;
}
if (code != 0 && items[i].accel == code) {
activate_item(i);
return true;
}
if (items[i].submenu != "") {
Node *n = get_node(items[i].submenu);
if (!n)
continue;
PopupMenu *pm = n->cast_to<PopupMenu>();
if (!pm)
continue;
if (pm->activate_item_by_event(p_event, p_for_global_only)) {
return true;
}
}
}
return false;
}
void PopupMenu::_input_event(const InputEvent &p_event) {
switch( p_event.type) {
case InputEvent::KEY: {
if (!p_event.key.pressed)
break;
switch(p_event.key.scancode) {
case KEY_DOWN: {
for(int i=mouse_over+1;i<items.size();i++) {
if (i<0 || i>=items.size())
continue;
if (!items[i].separator && !items[i].disabled) {
mouse_over=i;
update();
break;
}
}
} break;
case KEY_UP: {
for(int i=mouse_over-1;i>=0;i--) {
if (i<0 || i>=items.size())
continue;
if (!items[i].separator && !items[i].disabled) {
mouse_over=i;
update();
break;
}
}
} break;
case KEY_RETURN:
case KEY_ENTER: {
if (mouse_over>=0 && mouse_over<items.size() && !items[mouse_over].separator) {
activate_item(mouse_over);
}
} break;
}
} break;
case InputEvent::MOUSE_BUTTON: {
const InputEventMouseButton &b=p_event.mouse_button;
if (b.pressed)
break;
switch(b.button_index) {
case BUTTON_WHEEL_DOWN: {
if (get_global_pos().y + get_size().y > get_viewport_rect().size.y) {
int vseparation = get_constant("vseparation");
Ref<Font> font = get_font("font");
Point2 pos = get_pos();
int s = (vseparation+font->get_height())*3;
pos.y-=s;
set_pos(pos);
//update hover
InputEvent ie;
ie.type=InputEvent::MOUSE_MOTION;
ie.mouse_motion.x=b.x;
ie.mouse_motion.y=b.y+s;
_input_event(ie);
}
} break;
case BUTTON_WHEEL_UP: {
if (get_global_pos().y < 0) {
int vseparation = get_constant("vseparation");
Ref<Font> font = get_font("font");
Point2 pos = get_pos();
int s = (vseparation+font->get_height())*3;
pos.y+=s;
set_pos(pos);
//update hover
InputEvent ie;
ie.type=InputEvent::MOUSE_MOTION;
ie.mouse_motion.x=b.x;
ie.mouse_motion.y=b.y-s;
_input_event(ie);
}
} break;
case BUTTON_LEFT: {
int over=_get_mouse_over(Point2(b.x,b.y));
if (invalidated_click) {
invalidated_click=false;
break;
}
if (over<0) {
hide();
break; //non-activable
}
if (items[over].separator || items[over].disabled)
break;
if (items[over].submenu!="") {
_activate_submenu(over);
return;
}
activate_item(over);
} break;
}
//update();
} break;
case InputEvent::MOUSE_MOTION: {
if (invalidated_click) {
moved+=Vector2(p_event.mouse_motion.relative_x,p_event.mouse_motion.relative_y);
if (moved.length()>4)
invalidated_click=false;
}
const InputEventMouseMotion &m=p_event.mouse_motion;
for(List<Rect2>::Element *E=autohide_areas.front();E;E=E->next()) {
if (!Rect2(Point2(),get_size()).has_point(Point2(m.x,m.y)) && E->get().has_point(Point2(m.x,m.y))) {
call_deferred("hide");
return;
}
}
int over=_get_mouse_over(Point2(m.x,m.y));
int id = (over<0 || items[over].separator || items[over].disabled)?-1:items[over].ID;
if (id<0) {
mouse_over=-1;
update();
break;
}
if (items[over].submenu!="" && submenu_over!=over) {
submenu_over=over;
submenu_timer->start();
}
if (over!=mouse_over) {
mouse_over=over;
update();
}
} break;
}
}
void PopupMenu::_gui_input(const Ref<InputEvent> &p_event) {
Ref<InputEventKey> k = p_event;
if (k.is_valid()) {
if (!k->is_pressed())
return;
switch (k->get_scancode()) {
case KEY_DOWN: {
for (int i = mouse_over + 1; i < items.size(); i++) {
if (i < 0 || i >= items.size())
continue;
if (!items[i].separator && !items[i].disabled) {
mouse_over = i;
update();
break;
}
}
} break;
case KEY_UP: {
for (int i = mouse_over - 1; i >= 0; i--) {
if (i < 0 || i >= items.size())
continue;
if (!items[i].separator && !items[i].disabled) {
mouse_over = i;
update();
break;
}
}
} break;
case KEY_ENTER:
case KEY_KP_ENTER: {
if (mouse_over >= 0 && mouse_over < items.size() && !items[mouse_over].separator) {
activate_item(mouse_over);
}
} break;
}
}
Ref<InputEventMouseButton> b = p_event;
if (b.is_valid()) {
if (b->is_pressed())
return;
switch (b->get_button_index()) {
case BUTTON_WHEEL_DOWN: {
if (get_global_position().y + get_size().y > get_viewport_rect().size.y) {
int vseparation = get_constant("vseparation");
Ref<Font> font = get_font("font");
Point2 pos = get_position();
int s = (vseparation + font->get_height()) * 3;
pos.y -= (s * b->get_factor());
set_position(pos);
//update hover
Ref<InputEventMouseMotion> ie;
ie.instance();
ie->set_position(b->get_position() + Vector2(0, s));
_gui_input(ie);
}
} break;
case BUTTON_WHEEL_UP: {
if (get_global_position().y < 0) {
int vseparation = get_constant("vseparation");
Ref<Font> font = get_font("font");
Point2 pos = get_position();
int s = (vseparation + font->get_height()) * 3;
pos.y += (s * b->get_factor());
set_position(pos);
//update hover
Ref<InputEventMouseMotion> ie;
ie.instance();
ie->set_position(b->get_position() - Vector2(0, s));
_gui_input(ie);
}
} break;
case BUTTON_LEFT: {
int over = _get_mouse_over(b->get_position());
if (invalidated_click) {
invalidated_click = false;
break;
}
if (over < 0) {
hide();
break; //non-activable
}
if (items[over].separator || items[over].disabled)
break;
if (items[over].submenu != "") {
_activate_submenu(over);
return;
}
activate_item(over);
} break;
}
//update();
}
Ref<InputEventMouseMotion> m = p_event;
if (m.is_valid()) {
if (invalidated_click) {
moved += m->get_relative();
if (moved.length() > 4)
invalidated_click = false;
}
for (List<Rect2>::Element *E = autohide_areas.front(); E; E = E->next()) {
if (!Rect2(Point2(), get_size()).has_point(m->get_position()) && E->get().has_point(m->get_position())) {
call_deferred("hide");
return;
}
}
int over = _get_mouse_over(m->get_position());
int id = (over < 0 || items[over].separator || items[over].disabled) ? -1 : (items[over].ID >= 0 ? items[over].ID : over);
if (id < 0) {
mouse_over = -1;
update();
return;
}
if (items[over].submenu != "" && submenu_over != over) {
submenu_over = over;
submenu_timer->start();
}
if (over != mouse_over) {
mouse_over = over;
update();
}
}
}
void PopupMenu::_gui_input(const Ref<InputEvent> &p_event) {
if (p_event->is_action("ui_down") && p_event->is_pressed()) {
int search_from = mouse_over + 1;
if (search_from >= items.size())
search_from = 0;
for (int i = search_from; i < items.size(); i++) {
if (i < 0 || i >= items.size())
continue;
if (!items[i].separator && !items[i].disabled) {
mouse_over = i;
emit_signal("id_focused", i);
update();
accept_event();
break;
}
}
} else if (p_event->is_action("ui_up") && p_event->is_pressed()) {
int search_from = mouse_over - 1;
if (search_from < 0)
search_from = items.size() - 1;
for (int i = search_from; i >= 0; i--) {
if (i < 0 || i >= items.size())
continue;
if (!items[i].separator && !items[i].disabled) {
mouse_over = i;
emit_signal("id_focused", i);
update();
accept_event();
break;
}
}
} else if (p_event->is_action("ui_left") && p_event->is_pressed()) {
Node *n = get_parent();
if (n && Object::cast_to<PopupMenu>(n)) {
hide();
accept_event();
}
} else if (p_event->is_action("ui_right") && p_event->is_pressed()) {
if (mouse_over >= 0 && mouse_over < items.size() && !items[mouse_over].separator && items[mouse_over].submenu != "" && submenu_over != mouse_over) {
_activate_submenu(mouse_over);
accept_event();
}
} else if (p_event->is_action("ui_accept") && p_event->is_pressed()) {
if (mouse_over >= 0 && mouse_over < items.size() && !items[mouse_over].separator) {
if (items[mouse_over].submenu != "" && submenu_over != mouse_over) {
_activate_submenu(mouse_over);
} else {
activate_item(mouse_over);
}
accept_event();
}
}
Ref<InputEventMouseButton> b = p_event;
if (b.is_valid()) {
if (b->is_pressed())
return;
int button_idx = b->get_button_index();
switch (button_idx) {
case BUTTON_WHEEL_DOWN: {
if (get_global_position().y + get_size().y > get_viewport_rect().size.y) {
_scroll(-b->get_factor(), b->get_position());
}
} break;
case BUTTON_WHEEL_UP: {
if (get_global_position().y < 0) {
_scroll(b->get_factor(), b->get_position());
}
} break;
default: {
// Allow activating item by releasing the LMB or any that was down when the popup appeared
if (button_idx == BUTTON_LEFT || (initial_button_mask & (1 << (button_idx - 1)))) {
bool was_during_grabbed_click = during_grabbed_click;
during_grabbed_click = false;
int over = _get_mouse_over(b->get_position());
if (invalidated_click) {
invalidated_click = false;
break;
}
if (over < 0) {
if (!was_during_grabbed_click) {
hide();
}
break; //non-activable
}
if (items[over].separator || items[over].disabled)
break;
if (items[over].submenu != "") {
_activate_submenu(over);
return;
}
activate_item(over);
}
}
}
//update();
}
Ref<InputEventMouseMotion> m = p_event;
if (m.is_valid()) {
if (invalidated_click) {
moved += m->get_relative();
if (moved.length() > 4)
invalidated_click = false;
}
for (List<Rect2>::Element *E = autohide_areas.front(); E; E = E->next()) {
if (!Rect2(Point2(), get_size()).has_point(m->get_position()) && E->get().has_point(m->get_position())) {
call_deferred("hide");
return;
}
}
int over = _get_mouse_over(m->get_position());
int id = (over < 0 || items[over].separator || items[over].disabled) ? -1 : (items[over].ID >= 0 ? items[over].ID : over);
if (id < 0) {
mouse_over = -1;
update();
return;
}
if (items[over].submenu != "" && submenu_over != over) {
submenu_over = over;
submenu_timer->start();
}
if (over != mouse_over) {
mouse_over = over;
update();
}
}
Ref<InputEventPanGesture> pan_gesture = p_event;
if (pan_gesture.is_valid()) {
if (get_global_position().y + get_size().y > get_viewport_rect().size.y || get_global_position().y < 0) {
_scroll(-pan_gesture->get_delta().y, pan_gesture->get_position());
}
}
}
