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virtualx-engine/scene/gui/popup_menu.cpp
Aaron Franke 702b539405
Change "ID" to lowercase "id" 
Reasoning: ID is not an acronym, it is simply short for identification, so it logically should not be capitalized. But even if it was an acronym, other acronyms in Godot are not capitalized, like p_rid, p_ip, and p_json.
2019-05-09 06:25:32 -04:00

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/*************************************************************************/
/* popup_menu.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "popup_menu.h"
#include "core/os/input.h"
#include "core/os/keyboard.h"
#include "core/print_string.h"
#include "core/translation.h"
String PopupMenu::_get_accel_text(int p_item) const {
ERR_FAIL_INDEX_V(p_item, items.size(), String());
if (items[p_item].shortcut.is_valid())
return items[p_item].shortcut->get_as_text();
else if (items[p_item].accel)
return keycode_get_string(items[p_item].accel);
return String();
}
Size2 PopupMenu::get_minimum_size() const {
int vseparation = get_constant("vseparation");
int hseparation = get_constant("hseparation");
Size2 minsize = get_stylebox("panel")->get_minimum_size();
Ref<Font> font = get_font("font");
float max_w = 0;
float icon_w = 0;
int font_h = font->get_height();
int check_w = MAX(get_icon("checked")->get_width(), get_icon("radio_checked")->get_width()) + hseparation;
int accel_max_w = 0;
bool has_check = false;
for (int i = 0; i < items.size(); i++) {
Size2 size;
if (!items[i].icon.is_null()) {
Size2 icon_size = items[i].icon->get_size();
size.height = MAX(icon_size.height, font_h);
icon_w = MAX(icon_size.width + hseparation, icon_w);
} else {
size.height = font_h;
}
size.width += items[i].h_ofs;
if (items[i].checkable_type)
has_check = true;
String text = items[i].shortcut.is_valid() ? String(tr(items[i].shortcut->get_name())) : items[i].xl_text;
size.width += font->get_string_size(text).width;
if (i > 0)
size.height += vseparation;
if (items[i].accel || (items[i].shortcut.is_valid() && items[i].shortcut->is_valid())) {
int accel_w = hseparation * 2;
accel_w += font->get_string_size(_get_accel_text(i)).width;
accel_max_w = MAX(accel_w, accel_max_w);
}
if (items[i].submenu != "")
size.width += get_icon("submenu")->get_width();
max_w = MAX(max_w, size.width);
minsize.height += size.height;
}
minsize.width += max_w + icon_w + accel_max_w;
if (has_check)
minsize.width += check_w;
return minsize;
}
int PopupMenu::_get_mouse_over(const Point2 &p_over) const {
if (p_over.x < 0 || p_over.x >= get_size().width)
return -1;
Ref<StyleBox> style = get_stylebox("panel");
Point2 ofs = style->get_offset();
if (ofs.y > p_over.y)
return -1;
Ref<Font> font = get_font("font");
int vseparation = get_constant("vseparation");
float font_h = font->get_height();
for (int i = 0; i < items.size(); i++) {
ofs.y += vseparation;
float h;
if (!items[i].icon.is_null()) {
Size2 icon_size = items[i].icon->get_size();
h = MAX(icon_size.height, font_h);
} else {
h = font_h;
}
ofs.y += h;
if (p_over.y < ofs.y) {
return i;
}
}
return -1;
}
void PopupMenu::_activate_submenu(int over) {
Node *n = get_node(items[over].submenu);
ERR_EXPLAIN("Item subnode does not exist: " + items[over].submenu);
ERR_FAIL_COND(!n);
Popup *pm = Object::cast_to<Popup>(n);
ERR_EXPLAIN("Item subnode is not a Popup: " + items[over].submenu);
ERR_FAIL_COND(!pm);
if (pm->is_visible_in_tree())
return; //already visible!
Point2 p = get_global_position();
Rect2 pr(p, get_size());
Ref<StyleBox> style = get_stylebox("panel");
Point2 pos = p + Point2(get_size().width, items[over]._ofs_cache - style->get_offset().y) * get_global_transform().get_scale();
Size2 size = pm->get_size();
// fix pos
if (pos.x + size.width > get_viewport_rect().size.width)
pos.x = p.x - size.width;
pm->set_position(pos);
pm->set_scale(get_global_transform().get_scale());
pm->popup();
PopupMenu *pum = Object::cast_to<PopupMenu>(pm);
if (pum) {
pr.position -= pum->get_global_position();
pum->clear_autohide_areas();
pum->add_autohide_area(Rect2(pr.position.x, pr.position.y, pr.size.x, items[over]._ofs_cache));
if (over < items.size() - 1) {
int from = items[over + 1]._ofs_cache;
pum->add_autohide_area(Rect2(pr.position.x, pr.position.y + from, pr.size.x, pr.size.y - from));
}
}
}
void PopupMenu::_submenu_timeout() {
if (mouse_over == submenu_over)
_activate_submenu(mouse_over);
submenu_over = -1;
}
void PopupMenu::_scroll(float p_factor, const Point2 &p_over) {
const float global_y = get_global_position().y;
int vseparation = get_constant("vseparation");
Ref<Font> font = get_font("font");
float dy = (vseparation + font->get_height()) * 3 * p_factor * get_global_transform().get_scale().y;
if (dy > 0 && global_y < 0)
dy = MIN(dy, -global_y - 1);
else if (dy < 0 && global_y + get_size().y * get_global_transform().get_scale().y > get_viewport_rect().size.y)
dy = -MIN(-dy, global_y + get_size().y * get_global_transform().get_scale().y - get_viewport_rect().size.y - 1);
set_position(get_position() + Vector2(0, dy));
Ref<InputEventMouseMotion> ie;
ie.instance();
ie->set_position(p_over - Vector2(0, dy));
_gui_input(ie);
}
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 >= 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_global_transform().get_scale().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());
}
}
}
bool PopupMenu::has_point(const Point2 &p_point) const {
if (parent_rect.has_point(p_point))
return true;
for (const List<Rect2>::Element *E = autohide_areas.front(); E; E = E->next()) {
if (E->get().has_point(p_point))
return true;
}
return Control::has_point(p_point);
}
void PopupMenu::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
PopupMenu *pm = Object::cast_to<PopupMenu>(get_parent());
if (pm) {
// Inherit submenu's popup delay time from parent menu
float pm_delay = pm->get_submenu_popup_delay();
set_submenu_popup_delay(pm_delay);
}
} break;
case NOTIFICATION_TRANSLATION_CHANGED: {
for (int i = 0; i < items.size(); i++) {
items.write[i].xl_text = tr(items[i].text);
}
minimum_size_changed();
update();
} break;
case NOTIFICATION_DRAW: {
RID ci = get_canvas_item();
Size2 size = get_size();
Ref<StyleBox> style = get_stylebox("panel");
Ref<StyleBox> hover = get_stylebox("hover");
Ref<Font> font = get_font("font");
// In Item::checkable_type enum order (less the non-checkable member)
Ref<Texture> check[] = { get_icon("checked"), get_icon("radio_checked") };
Ref<Texture> uncheck[] = { get_icon("unchecked"), get_icon("radio_unchecked") };
Ref<Texture> submenu = get_icon("submenu");
Ref<StyleBox> separator = get_stylebox("separator");
Ref<StyleBox> labeled_separator_left = get_stylebox("labeled_separator_left");
Ref<StyleBox> labeled_separator_right = get_stylebox("labeled_separator_right");
style->draw(ci, Rect2(Point2(), get_size()));
Point2 ofs = style->get_offset();
int vseparation = get_constant("vseparation");
int hseparation = get_constant("hseparation");
Color font_color = get_color("font_color");
Color font_color_disabled = get_color("font_color_disabled");
Color font_color_accel = get_color("font_color_accel");
Color font_color_hover = get_color("font_color_hover");
float font_h = font->get_height();
// Add the check and the wider icon to the offset of all items.
float icon_ofs = 0.0;
bool has_check = false;
for (int i = 0; i < items.size(); i++) {
if (!items[i].icon.is_null())
icon_ofs = MAX(items[i].icon->get_size().width, icon_ofs);
if (items[i].checkable_type)
has_check = true;
}
if (icon_ofs > 0.0)
icon_ofs += hseparation;
float check_ofs = 0.0;
if (has_check)
check_ofs = MAX(get_icon("checked")->get_width(), get_icon("radio_checked")->get_width()) + hseparation;
for (int i = 0; i < items.size(); i++) {
if (i > 0)
ofs.y += vseparation;
Point2 item_ofs = ofs;
Size2 icon_size;
float h;
if (!items[i].icon.is_null()) {
icon_size = items[i].icon->get_size();
h = MAX(icon_size.height, font_h);
} else {
h = font_h;
}
if (i == mouse_over) {
hover->draw(ci, Rect2(item_ofs + Point2(-hseparation, -vseparation / 2), Size2(get_size().width - style->get_minimum_size().width + hseparation * 2, h + vseparation)));
}
String text = items[i].shortcut.is_valid() ? String(tr(items[i].shortcut->get_name())) : items[i].xl_text;
item_ofs.x += items[i].h_ofs;
if (items[i].separator) {
int sep_h = separator->get_center_size().height + separator->get_minimum_size().height;
if (text != String()) {
int ss = font->get_string_size(text).width;
int center = (get_size().width) / 2;
int l = center - ss / 2;
int r = center + ss / 2;
if (l > item_ofs.x) {
labeled_separator_left->draw(ci, Rect2(item_ofs + Point2(0, Math::floor((h - sep_h) / 2.0)), Size2(MAX(0, l - item_ofs.x), sep_h)));
}
if (r < get_size().width - style->get_margin(MARGIN_RIGHT)) {
labeled_separator_right->draw(ci, Rect2(Point2(r, item_ofs.y + Math::floor((h - sep_h) / 2.0)), Size2(MAX(0, get_size().width - style->get_margin(MARGIN_RIGHT) - r), sep_h)));
}
} else {
separator->draw(ci, Rect2(item_ofs + Point2(0, Math::floor((h - sep_h) / 2.0)), Size2(get_size().width - style->get_minimum_size().width, sep_h)));
}
}
Color icon_color(1, 1, 1, items[i].disabled ? 0.5 : 1);
if (items[i].checkable_type) {
Texture *icon = (items[i].checked ? check[items[i].checkable_type - 1] : uncheck[items[i].checkable_type - 1]).ptr();
icon->draw(ci, item_ofs + Point2(0, Math::floor((h - icon->get_height()) / 2.0)), icon_color);
}
if (!items[i].icon.is_null()) {
items[i].icon->draw(ci, item_ofs + Size2(check_ofs, 0) + Point2(0, Math::floor((h - icon_size.height) / 2.0)), icon_color);
}
if (items[i].submenu != "") {
submenu->draw(ci, Point2(size.width - style->get_margin(MARGIN_RIGHT) - submenu->get_width(), item_ofs.y + Math::floor(h - submenu->get_height()) / 2), icon_color);
}
item_ofs.y += font->get_ascent();
if (items[i].separator) {
if (text != String()) {
int center = (get_size().width - font->get_string_size(text).width) / 2;
font->draw(ci, Point2(center, item_ofs.y + Math::floor((h - font_h) / 2.0)), text, font_color_disabled);
}
} else {
item_ofs.x += icon_ofs + check_ofs;
font->draw(ci, item_ofs + Point2(0, Math::floor((h - font_h) / 2.0)), text, items[i].disabled ? font_color_disabled : (i == mouse_over ? font_color_hover : font_color));
}
if (items[i].accel || (items[i].shortcut.is_valid() && items[i].shortcut->is_valid())) {
//accelerator
String text2 = _get_accel_text(i);
item_ofs.x = size.width - style->get_margin(MARGIN_RIGHT) - font->get_string_size(text2).width;
font->draw(ci, item_ofs + Point2(0, Math::floor((h - font_h) / 2.0)), text2, i == mouse_over ? font_color_hover : font_color_accel);
}
items.write[i]._ofs_cache = ofs.y;
ofs.y += h;
}
} break;
case MainLoop::NOTIFICATION_WM_FOCUS_OUT: {
if (hide_on_window_lose_focus)
hide();
} break;
case NOTIFICATION_MOUSE_ENTER: {
grab_focus();
} break;
case NOTIFICATION_MOUSE_EXIT: {
if (mouse_over >= 0 && (items[mouse_over].submenu == "" || submenu_over != -1)) {
mouse_over = -1;
update();
}
} break;
case NOTIFICATION_POST_POPUP: {
initial_button_mask = Input::get_singleton()->get_mouse_button_mask();
during_grabbed_click = (bool)initial_button_mask;
} break;
case NOTIFICATION_POPUP_HIDE: {
if (mouse_over >= 0) {
mouse_over = -1;
update();
}
for (int i = 0; i < items.size(); i++) {
if (items[i].submenu == "")
continue;
Node *n = get_node(items[i].submenu);
if (!n)
continue;
PopupMenu *pm = Object::cast_to<PopupMenu>(n);
if (!pm || !pm->is_visible())
continue;
pm->hide();
}
} break;
}
}
void PopupMenu::add_icon_item(const Ref<Texture> &p_icon, const String &p_label, int p_id, uint32_t p_accel) {
Item item;
item.icon = p_icon;
item.text = p_label;
item.xl_text = tr(p_label);
item.accel = p_accel;
item.id = p_id;
items.push_back(item);
update();
minimum_size_changed();
}
void PopupMenu::add_item(const String &p_label, int p_id, uint32_t p_accel) {
Item item;
item.text = p_label;
item.xl_text = tr(p_label);
item.accel = p_accel;
item.id = p_id == -1 ? items.size() : p_id;
items.push_back(item);
update();
minimum_size_changed();
}
void PopupMenu::add_submenu_item(const String &p_label, const String &p_submenu, int p_id) {
Item item;
item.text = p_label;
item.xl_text = tr(p_label);
item.id = p_id;
item.submenu = p_submenu;
items.push_back(item);
update();
minimum_size_changed();
}
void PopupMenu::add_icon_check_item(const Ref<Texture> &p_icon, const String &p_label, int p_id, uint32_t p_accel) {
Item item;
item.icon = p_icon;
item.text = p_label;
item.xl_text = tr(p_label);
item.accel = p_accel;
item.id = p_id;
item.checkable_type = Item::CHECKABLE_TYPE_CHECK_BOX;
items.push_back(item);
update();
minimum_size_changed();
}
void PopupMenu::add_check_item(const String &p_label, int p_id, uint32_t p_accel) {
Item item;
item.text = p_label;
item.xl_text = tr(p_label);
item.accel = p_accel;
item.id = p_id == -1 ? items.size() : p_id;
item.checkable_type = Item::CHECKABLE_TYPE_CHECK_BOX;
items.push_back(item);
update();
minimum_size_changed();
}
void PopupMenu::add_radio_check_item(const String &p_label, int p_id, uint32_t p_accel) {
add_check_item(p_label, p_id, p_accel);
items.write[items.size() - 1].checkable_type = Item::CHECKABLE_TYPE_RADIO_BUTTON;
update();
minimum_size_changed();
}
void PopupMenu::add_icon_radio_check_item(const Ref<Texture> &p_icon, const String &p_label, int p_id, uint32_t p_accel) {
add_icon_check_item(p_icon, p_label, p_id, p_accel);
items.write[items.size() - 1].checkable_type = Item::CHECKABLE_TYPE_RADIO_BUTTON;
update();
minimum_size_changed();
}
void PopupMenu::add_icon_shortcut(const Ref<Texture> &p_icon, const Ref<ShortCut> &p_shortcut, int p_id, bool p_global) {
ERR_FAIL_COND(p_shortcut.is_null());
_ref_shortcut(p_shortcut);
Item item;
item.id = p_id;
item.icon = p_icon;
item.shortcut = p_shortcut;
item.shortcut_is_global = p_global;
items.push_back(item);
update();
minimum_size_changed();
}
void PopupMenu::add_shortcut(const Ref<ShortCut> &p_shortcut, int p_id, bool p_global) {
ERR_FAIL_COND(p_shortcut.is_null());
_ref_shortcut(p_shortcut);
Item item;
item.id = p_id;
item.shortcut = p_shortcut;
item.shortcut_is_global = p_global;
items.push_back(item);
update();
minimum_size_changed();
}
void PopupMenu::add_icon_check_shortcut(const Ref<Texture> &p_icon, const Ref<ShortCut> &p_shortcut, int p_id, bool p_global) {
ERR_FAIL_COND(p_shortcut.is_null());
_ref_shortcut(p_shortcut);
Item item;
item.id = p_id;
item.shortcut = p_shortcut;
item.checkable_type = Item::CHECKABLE_TYPE_CHECK_BOX;
item.icon = p_icon;
item.shortcut_is_global = p_global;
items.push_back(item);
update();
minimum_size_changed();
}
void PopupMenu::add_check_shortcut(const Ref<ShortCut> &p_shortcut, int p_id, bool p_global) {
ERR_FAIL_COND(p_shortcut.is_null());
_ref_shortcut(p_shortcut);
Item item;
item.id = p_id;
item.shortcut = p_shortcut;
item.shortcut_is_global = p_global;
item.checkable_type = Item::CHECKABLE_TYPE_CHECK_BOX;
items.push_back(item);
update();
minimum_size_changed();
}
void PopupMenu::add_radio_check_shortcut(const Ref<ShortCut> &p_shortcut, int p_id, bool p_global) {
add_check_shortcut(p_shortcut, p_id, p_global);
items.write[items.size() - 1].checkable_type = Item::CHECKABLE_TYPE_RADIO_BUTTON;
update();
minimum_size_changed();
}
void PopupMenu::add_multistate_item(const String &p_label, int p_max_states, int p_default_state, int p_id, uint32_t p_accel) {
Item item;
item.text = p_label;
item.xl_text = tr(p_label);
item.accel = p_accel;
item.id = p_id;
item.max_states = p_max_states;
item.state = p_default_state;
items.push_back(item);
update();
minimum_size_changed();
}
void PopupMenu::set_item_text(int p_idx, const String &p_text) {
ERR_FAIL_INDEX(p_idx, items.size());
items.write[p_idx].text = p_text;
items.write[p_idx].xl_text = tr(p_text);
update();
minimum_size_changed();
}
void PopupMenu::set_item_icon(int p_idx, const Ref<Texture> &p_icon) {
ERR_FAIL_INDEX(p_idx, items.size());
items.write[p_idx].icon = p_icon;
update();
minimum_size_changed();
}
void PopupMenu::set_item_checked(int p_idx, bool p_checked) {
ERR_FAIL_INDEX(p_idx, items.size());
items.write[p_idx].checked = p_checked;
update();
minimum_size_changed();
}
void PopupMenu::set_item_id(int p_idx, int p_id) {
ERR_FAIL_INDEX(p_idx, items.size());
items.write[p_idx].id = p_id;
update();
minimum_size_changed();
}
void PopupMenu::set_item_accelerator(int p_idx, uint32_t p_accel) {
ERR_FAIL_INDEX(p_idx, items.size());
items.write[p_idx].accel = p_accel;
update();
minimum_size_changed();
}
void PopupMenu::set_item_metadata(int p_idx, const Variant &p_meta) {
ERR_FAIL_INDEX(p_idx, items.size());
items.write[p_idx].metadata = p_meta;
update();
minimum_size_changed();
}
void PopupMenu::set_item_disabled(int p_idx, bool p_disabled) {
ERR_FAIL_INDEX(p_idx, items.size());
items.write[p_idx].disabled = p_disabled;
update();
minimum_size_changed();
}
void PopupMenu::set_item_submenu(int p_idx, const String &p_submenu) {
ERR_FAIL_INDEX(p_idx, items.size());
items.write[p_idx].submenu = p_submenu;
update();
minimum_size_changed();
}
void PopupMenu::toggle_item_checked(int p_idx) {
ERR_FAIL_INDEX(p_idx, items.size());
items.write[p_idx].checked = !items[p_idx].checked;
update();
minimum_size_changed();
}
String PopupMenu::get_item_text(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx, items.size(), "");
return items[p_idx].text;
}
int PopupMenu::get_item_idx_from_text(const String &text) const {
for (int idx = 0; idx < items.size(); idx++) {
if (items[idx].text == text)
return idx;
}
return -1;
}
Ref<Texture> PopupMenu::get_item_icon(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx, items.size(), Ref<Texture>());
return items[p_idx].icon;
}
uint32_t PopupMenu::get_item_accelerator(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx, items.size(), 0);
return items[p_idx].accel;
}
Variant PopupMenu::get_item_metadata(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx, items.size(), Variant());
return items[p_idx].metadata;
}
bool PopupMenu::is_item_disabled(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx, items.size(), false);
return items[p_idx].disabled;
}
bool PopupMenu::is_item_checked(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx, items.size(), false);
return items[p_idx].checked;
}
int PopupMenu::get_item_id(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx, items.size(), 0);
return items[p_idx].id;
}
int PopupMenu::get_item_index(int p_id) const {
for (int i = 0; i < items.size(); i++) {
if (items[i].id == p_id)
return i;
}
return -1;
}
String PopupMenu::get_item_submenu(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx, items.size(), "");
return items[p_idx].submenu;
}
String PopupMenu::get_item_tooltip(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx, items.size(), "");
return items[p_idx].tooltip;
}
Ref<ShortCut> PopupMenu::get_item_shortcut(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx, items.size(), Ref<ShortCut>());
return items[p_idx].shortcut;
}
int PopupMenu::get_item_state(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx, items.size(), -1);
return items[p_idx].state;
}
void PopupMenu::set_item_as_separator(int p_idx, bool p_separator) {
ERR_FAIL_INDEX(p_idx, items.size());
items.write[p_idx].separator = p_separator;
update();
}
bool PopupMenu::is_item_separator(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx, items.size(), false);
return items[p_idx].separator;
}
void PopupMenu::set_item_as_checkable(int p_idx, bool p_checkable) {
ERR_FAIL_INDEX(p_idx, items.size());
items.write[p_idx].checkable_type = p_checkable ? Item::CHECKABLE_TYPE_CHECK_BOX : Item::CHECKABLE_TYPE_NONE;
update();
}
void PopupMenu::set_item_as_radio_checkable(int p_idx, bool p_radio_checkable) {
ERR_FAIL_INDEX(p_idx, items.size());
items.write[p_idx].checkable_type = p_radio_checkable ? Item::CHECKABLE_TYPE_RADIO_BUTTON : Item::CHECKABLE_TYPE_NONE;
update();
}
void PopupMenu::set_item_tooltip(int p_idx, const String &p_tooltip) {
ERR_FAIL_INDEX(p_idx, items.size());
items.write[p_idx].tooltip = p_tooltip;
update();
}
void PopupMenu::set_item_shortcut(int p_idx, const Ref<ShortCut> &p_shortcut, bool p_global) {
ERR_FAIL_INDEX(p_idx, items.size());
if (items[p_idx].shortcut.is_valid()) {
_unref_shortcut(items[p_idx].shortcut);
}
items.write[p_idx].shortcut = p_shortcut;
items.write[p_idx].shortcut_is_global = p_global;
if (items[p_idx].shortcut.is_valid()) {
_ref_shortcut(items[p_idx].shortcut);
}
update();
}
void PopupMenu::set_item_h_offset(int p_idx, int p_offset) {
ERR_FAIL_INDEX(p_idx, items.size());
items.write[p_idx].h_ofs = p_offset;
update();
minimum_size_changed();
}
void PopupMenu::set_item_multistate(int p_idx, int p_state) {
ERR_FAIL_INDEX(p_idx, items.size());
items.write[p_idx].state = p_state;
update();
}
void PopupMenu::set_item_shortcut_disabled(int p_idx, bool p_disabled) {
ERR_FAIL_INDEX(p_idx, items.size());
items.write[p_idx].shortcut_is_disabled = p_disabled;
update();
}
void PopupMenu::toggle_item_multistate(int p_idx) {
ERR_FAIL_INDEX(p_idx, items.size());
if (0 >= items[p_idx].max_states) {
return;
}
++items.write[p_idx].state;
if (items.write[p_idx].max_states <= items[p_idx].state)
items.write[p_idx].state = 0;
update();
}
bool PopupMenu::is_item_checkable(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx, items.size(), false);
return items[p_idx].checkable_type;
}
bool PopupMenu::is_item_radio_checkable(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx, items.size(), false);
return items[p_idx].checkable_type == Item::CHECKABLE_TYPE_RADIO_BUTTON;
}
bool PopupMenu::is_item_shortcut_disabled(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx, items.size(), false);
return items[p_idx].shortcut_is_disabled;
}
int PopupMenu::get_item_count() const {
return items.size();
}
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;
}
for (int i = 0; i < items.size(); i++) {
if (is_item_disabled(i) || items[i].shortcut_is_disabled)
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 = Object::cast_to<PopupMenu>(n);
if (!pm)
continue;
if (pm->activate_item_by_event(p_event, p_for_global_only)) {
return true;
}
}
}
return false;
}
void PopupMenu::activate_item(int p_item) {
ERR_FAIL_INDEX(p_item, items.size());
ERR_FAIL_COND(items[p_item].separator);
int id = items[p_item].id >= 0 ? items[p_item].id : p_item;
//hide all parent PopupMenus
Node *next = get_parent();
PopupMenu *pop = Object::cast_to<PopupMenu>(next);
while (pop) {
// We close all parents that are chained together,
// with hide_on_item_selection enabled
if (items[p_item].checkable_type) {
if (!hide_on_checkable_item_selection || !pop->is_hide_on_checkable_item_selection())
break;
} else if (0 < items[p_item].max_states) {
if (!hide_on_multistate_item_selection || !pop->is_hide_on_multistate_item_selection())
break;
} else if (!hide_on_item_selection || !pop->is_hide_on_item_selection())
break;
pop->hide();
next = next->get_parent();
pop = Object::cast_to<PopupMenu>(next);
}
// Hides popup by default; unless otherwise specified
// by using set_hide_on_item_selection and set_hide_on_checkable_item_selection
bool need_hide = true;
if (items[p_item].checkable_type) {
if (!hide_on_checkable_item_selection)
need_hide = false;
} else if (0 < items[p_item].max_states) {
if (!hide_on_multistate_item_selection)
need_hide = false;
} else if (!hide_on_item_selection)
need_hide = false;
emit_signal("id_pressed", id);
emit_signal("index_pressed", p_item);
if (need_hide) {
hide();
}
}
void PopupMenu::remove_item(int p_idx) {
ERR_FAIL_INDEX(p_idx, items.size());
if (items[p_idx].shortcut.is_valid()) {
_unref_shortcut(items[p_idx].shortcut);
}
items.remove(p_idx);
update();
minimum_size_changed();
}
void PopupMenu::add_separator(const String &p_text) {
Item sep;
sep.separator = true;
sep.id = -1;
if (p_text != String()) {
sep.text = p_text;
sep.xl_text = tr(p_text);
}
items.push_back(sep);
update();
}
void PopupMenu::clear() {
for (int i = 0; i < items.size(); i++) {
if (items[i].shortcut.is_valid()) {
_unref_shortcut(items[i].shortcut);
}
}
items.clear();
mouse_over = -1;
update();
minimum_size_changed();
}
Array PopupMenu::_get_items() const {
Array items;
for (int i = 0; i < get_item_count(); i++) {
items.push_back(get_item_text(i));
items.push_back(get_item_icon(i));
// For compatibility, use false/true for no/checkbox and integers for other values
int ct = this->items[i].checkable_type;
items.push_back(Variant(ct <= Item::CHECKABLE_TYPE_CHECK_BOX ? is_item_checkable(i) : ct));
items.push_back(is_item_checked(i));
items.push_back(is_item_disabled(i));
items.push_back(get_item_id(i));
items.push_back(get_item_accelerator(i));
items.push_back(get_item_metadata(i));
items.push_back(get_item_submenu(i));
items.push_back(is_item_separator(i));
}
return items;
}
void PopupMenu::_ref_shortcut(Ref<ShortCut> p_sc) {
if (!shortcut_refcount.has(p_sc)) {
shortcut_refcount[p_sc] = 1;
p_sc->connect("changed", this, "update");
} else {
shortcut_refcount[p_sc] += 1;
}
}
void PopupMenu::_unref_shortcut(Ref<ShortCut> p_sc) {
ERR_FAIL_COND(!shortcut_refcount.has(p_sc));
shortcut_refcount[p_sc]--;
if (shortcut_refcount[p_sc] == 0) {
p_sc->disconnect("changed", this, "update");
shortcut_refcount.erase(p_sc);
}
}
void PopupMenu::_set_items(const Array &p_items) {
ERR_FAIL_COND(p_items.size() % 10);
clear();
for (int i = 0; i < p_items.size(); i += 10) {
String text = p_items[i + 0];
Ref<Texture> icon = p_items[i + 1];
// For compatibility, use false/true for no/checkbox and integers for other values
bool checkable = p_items[i + 2];
bool radio_checkable = (int)p_items[i + 2] == Item::CHECKABLE_TYPE_RADIO_BUTTON;
bool checked = p_items[i + 3];
bool disabled = p_items[i + 4];
int id = p_items[i + 5];
int accel = p_items[i + 6];
Variant meta = p_items[i + 7];
String subm = p_items[i + 8];
bool sep = p_items[i + 9];
int idx = get_item_count();
add_item(text, id);
set_item_icon(idx, icon);
if (checkable) {
if (radio_checkable) {
set_item_as_radio_checkable(idx, true);
} else {
set_item_as_checkable(idx, true);
}
}
set_item_checked(idx, checked);
set_item_disabled(idx, disabled);
set_item_id(idx, id);
set_item_metadata(idx, meta);
set_item_as_separator(idx, sep);
set_item_accelerator(idx, accel);
set_item_submenu(idx, subm);
}
}
// Hide on item selection determines whether or not the popup will close after item selection
void PopupMenu::set_hide_on_item_selection(bool p_enabled) {
hide_on_item_selection = p_enabled;
}
bool PopupMenu::is_hide_on_item_selection() const {
return hide_on_item_selection;
}
void PopupMenu::set_hide_on_checkable_item_selection(bool p_enabled) {
hide_on_checkable_item_selection = p_enabled;
}
bool PopupMenu::is_hide_on_checkable_item_selection() const {
return hide_on_checkable_item_selection;
}
void PopupMenu::set_hide_on_multistate_item_selection(bool p_enabled) {
hide_on_multistate_item_selection = p_enabled;
}
bool PopupMenu::is_hide_on_multistate_item_selection() const {
return hide_on_multistate_item_selection;
}
void PopupMenu::set_submenu_popup_delay(float p_time) {
if (p_time <= 0)
p_time = 0.01;
submenu_timer->set_wait_time(p_time);
}
float PopupMenu::get_submenu_popup_delay() const {
return submenu_timer->get_wait_time();
}
void PopupMenu::set_hide_on_window_lose_focus(bool p_enabled) {
hide_on_window_lose_focus = p_enabled;
}
bool PopupMenu::is_hide_on_window_lose_focus() const {
return hide_on_window_lose_focus;
}
String PopupMenu::get_tooltip(const Point2 &p_pos) const {
int over = _get_mouse_over(p_pos);
if (over < 0 || over >= items.size())
return "";
return items[over].tooltip;
}
void PopupMenu::set_parent_rect(const Rect2 &p_rect) {
parent_rect = p_rect;
}
void PopupMenu::get_translatable_strings(List<String> *p_strings) const {
for (int i = 0; i < items.size(); i++) {
if (items[i].xl_text != "")
p_strings->push_back(items[i].xl_text);
}
}
void PopupMenu::add_autohide_area(const Rect2 &p_area) {
autohide_areas.push_back(p_area);
}
void PopupMenu::clear_autohide_areas() {
autohide_areas.clear();
}
void PopupMenu::_bind_methods() {
ClassDB::bind_method(D_METHOD("_gui_input"), &PopupMenu::_gui_input);
ClassDB::bind_method(D_METHOD("add_icon_item", "texture", "label", "id", "accel"), &PopupMenu::add_icon_item, DEFVAL(-1), DEFVAL(0));
ClassDB::bind_method(D_METHOD("add_item", "label", "id", "accel"), &PopupMenu::add_item, DEFVAL(-1), DEFVAL(0));
ClassDB::bind_method(D_METHOD("add_icon_check_item", "texture", "label", "id", "accel"), &PopupMenu::add_icon_check_item, DEFVAL(-1), DEFVAL(0));
ClassDB::bind_method(D_METHOD("add_check_item", "label", "id", "accel"), &PopupMenu::add_check_item, DEFVAL(-1), DEFVAL(0));
ClassDB::bind_method(D_METHOD("add_radio_check_item", "label", "id", "accel"), &PopupMenu::add_radio_check_item, DEFVAL(-1), DEFVAL(0));
ClassDB::bind_method(D_METHOD("add_submenu_item", "label", "submenu", "id"), &PopupMenu::add_submenu_item, DEFVAL(-1));
ClassDB::bind_method(D_METHOD("add_icon_shortcut", "texture", "shortcut", "id", "global"), &PopupMenu::add_icon_shortcut, DEFVAL(-1), DEFVAL(false));
ClassDB::bind_method(D_METHOD("add_shortcut", "shortcut", "id", "global"), &PopupMenu::add_shortcut, DEFVAL(-1), DEFVAL(false));
ClassDB::bind_method(D_METHOD("add_icon_check_shortcut", "texture", "shortcut", "id", "global"), &PopupMenu::add_icon_check_shortcut, DEFVAL(-1), DEFVAL(false));
ClassDB::bind_method(D_METHOD("add_check_shortcut", "shortcut", "id", "global"), &PopupMenu::add_check_shortcut, DEFVAL(-1), DEFVAL(false));
ClassDB::bind_method(D_METHOD("add_radio_check_shortcut", "shortcut", "id", "global"), &PopupMenu::add_radio_check_shortcut, DEFVAL(-1), DEFVAL(false));
ClassDB::bind_method(D_METHOD("set_item_text", "idx", "text"), &PopupMenu::set_item_text);
ClassDB::bind_method(D_METHOD("set_item_icon", "idx", "icon"), &PopupMenu::set_item_icon);
ClassDB::bind_method(D_METHOD("set_item_checked", "idx", "checked"), &PopupMenu::set_item_checked);
ClassDB::bind_method(D_METHOD("set_item_id", "idx", "id"), &PopupMenu::set_item_id);
ClassDB::bind_method(D_METHOD("set_item_accelerator", "idx", "accel"), &PopupMenu::set_item_accelerator);
ClassDB::bind_method(D_METHOD("set_item_metadata", "idx", "metadata"), &PopupMenu::set_item_metadata);
ClassDB::bind_method(D_METHOD("set_item_disabled", "idx", "disabled"), &PopupMenu::set_item_disabled);
ClassDB::bind_method(D_METHOD("set_item_submenu", "idx", "submenu"), &PopupMenu::set_item_submenu);
ClassDB::bind_method(D_METHOD("set_item_as_separator", "idx", "enable"), &PopupMenu::set_item_as_separator);
ClassDB::bind_method(D_METHOD("set_item_as_checkable", "idx", "enable"), &PopupMenu::set_item_as_checkable);
ClassDB::bind_method(D_METHOD("set_item_as_radio_checkable", "idx", "enable"), &PopupMenu::set_item_as_radio_checkable);
ClassDB::bind_method(D_METHOD("set_item_tooltip", "idx", "tooltip"), &PopupMenu::set_item_tooltip);
ClassDB::bind_method(D_METHOD("set_item_shortcut", "idx", "shortcut", "global"), &PopupMenu::set_item_shortcut, DEFVAL(false));
ClassDB::bind_method(D_METHOD("set_item_multistate", "idx", "state"), &PopupMenu::set_item_multistate);
ClassDB::bind_method(D_METHOD("set_item_shortcut_disabled", "idx", "disabled"), &PopupMenu::set_item_shortcut_disabled);
ClassDB::bind_method(D_METHOD("toggle_item_checked", "idx"), &PopupMenu::toggle_item_checked);
ClassDB::bind_method(D_METHOD("toggle_item_multistate", "idx"), &PopupMenu::toggle_item_multistate);
ClassDB::bind_method(D_METHOD("get_item_text", "idx"), &PopupMenu::get_item_text);
ClassDB::bind_method(D_METHOD("get_item_icon", "idx"), &PopupMenu::get_item_icon);
ClassDB::bind_method(D_METHOD("is_item_checked", "idx"), &PopupMenu::is_item_checked);
ClassDB::bind_method(D_METHOD("get_item_id", "idx"), &PopupMenu::get_item_id);
ClassDB::bind_method(D_METHOD("get_item_index", "id"), &PopupMenu::get_item_index);
ClassDB::bind_method(D_METHOD("get_item_accelerator", "idx"), &PopupMenu::get_item_accelerator);
ClassDB::bind_method(D_METHOD("get_item_metadata", "idx"), &PopupMenu::get_item_metadata);
ClassDB::bind_method(D_METHOD("is_item_disabled", "idx"), &PopupMenu::is_item_disabled);
ClassDB::bind_method(D_METHOD("get_item_submenu", "idx"), &PopupMenu::get_item_submenu);
ClassDB::bind_method(D_METHOD("is_item_separator", "idx"), &PopupMenu::is_item_separator);
ClassDB::bind_method(D_METHOD("is_item_checkable", "idx"), &PopupMenu::is_item_checkable);
ClassDB::bind_method(D_METHOD("is_item_radio_checkable", "idx"), &PopupMenu::is_item_radio_checkable);
ClassDB::bind_method(D_METHOD("is_item_shortcut_disabled", "idx"), &PopupMenu::is_item_shortcut_disabled);
ClassDB::bind_method(D_METHOD("get_item_tooltip", "idx"), &PopupMenu::get_item_tooltip);
ClassDB::bind_method(D_METHOD("get_item_shortcut", "idx"), &PopupMenu::get_item_shortcut);
ClassDB::bind_method(D_METHOD("get_item_count"), &PopupMenu::get_item_count);
ClassDB::bind_method(D_METHOD("remove_item", "idx"), &PopupMenu::remove_item);
ClassDB::bind_method(D_METHOD("add_separator", "label"), &PopupMenu::add_separator, DEFVAL(String()));
ClassDB::bind_method(D_METHOD("clear"), &PopupMenu::clear);
ClassDB::bind_method(D_METHOD("_set_items"), &PopupMenu::_set_items);
ClassDB::bind_method(D_METHOD("_get_items"), &PopupMenu::_get_items);
ClassDB::bind_method(D_METHOD("set_hide_on_item_selection", "enable"), &PopupMenu::set_hide_on_item_selection);
ClassDB::bind_method(D_METHOD("is_hide_on_item_selection"), &PopupMenu::is_hide_on_item_selection);
ClassDB::bind_method(D_METHOD("set_hide_on_checkable_item_selection", "enable"), &PopupMenu::set_hide_on_checkable_item_selection);
ClassDB::bind_method(D_METHOD("is_hide_on_checkable_item_selection"), &PopupMenu::is_hide_on_checkable_item_selection);
ClassDB::bind_method(D_METHOD("set_hide_on_state_item_selection", "enable"), &PopupMenu::set_hide_on_multistate_item_selection);
ClassDB::bind_method(D_METHOD("is_hide_on_state_item_selection"), &PopupMenu::is_hide_on_multistate_item_selection);
ClassDB::bind_method(D_METHOD("set_submenu_popup_delay", "seconds"), &PopupMenu::set_submenu_popup_delay);
ClassDB::bind_method(D_METHOD("get_submenu_popup_delay"), &PopupMenu::get_submenu_popup_delay);
ClassDB::bind_method(D_METHOD("set_hide_on_window_lose_focus", "enable"), &PopupMenu::set_hide_on_window_lose_focus);
ClassDB::bind_method(D_METHOD("is_hide_on_window_lose_focus"), &PopupMenu::is_hide_on_window_lose_focus);
ClassDB::bind_method(D_METHOD("_submenu_timeout"), &PopupMenu::_submenu_timeout);
ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "items", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_INTERNAL), "_set_items", "_get_items");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "hide_on_item_selection"), "set_hide_on_item_selection", "is_hide_on_item_selection");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "hide_on_checkable_item_selection"), "set_hide_on_checkable_item_selection", "is_hide_on_checkable_item_selection");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "hide_on_state_item_selection"), "set_hide_on_state_item_selection", "is_hide_on_state_item_selection");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "submenu_popup_delay"), "set_submenu_popup_delay", "get_submenu_popup_delay");
ADD_SIGNAL(MethodInfo("id_pressed", PropertyInfo(Variant::INT, "id")));
ADD_SIGNAL(MethodInfo("id_focused", PropertyInfo(Variant::INT, "id")));
ADD_SIGNAL(MethodInfo("index_pressed", PropertyInfo(Variant::INT, "index")));
}
void PopupMenu::popup(const Rect2 &p_bounds) {
grab_click_focus();
moved = Vector2();
invalidated_click = true;
Popup::popup(p_bounds);
}
PopupMenu::PopupMenu() {
mouse_over = -1;
submenu_over = -1;
initial_button_mask = 0;
during_grabbed_click = false;
set_focus_mode(FOCUS_ALL);
set_as_toplevel(true);
set_hide_on_item_selection(true);
set_hide_on_checkable_item_selection(true);
set_hide_on_multistate_item_selection(false);
set_hide_on_window_lose_focus(true);
submenu_timer = memnew(Timer);
submenu_timer->set_wait_time(0.3);
submenu_timer->set_one_shot(true);
submenu_timer->connect("timeout", this, "_submenu_timeout");
add_child(submenu_timer);
}
PopupMenu::~PopupMenu() {
}
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