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window.cpp
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/**************************************************************************/
/* window.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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 "window.h"
#include "core/config/project_settings.h"
#include "core/debugger/engine_debugger.h"
#include "core/input/shortcut.h"
#include "core/string/translation_server.h"
#include "scene/gui/control.h"
#include "scene/theme/theme_db.h"
#include "scene/theme/theme_owner.h"
// Editor integration.
int Window::root_layout_direction = 0;
void Window::set_root_layout_direction(int p_root_dir) {
root_layout_direction = p_root_dir;
}
// Dynamic properties.
bool Window::_set(const StringName &p_name, const Variant &p_value) {
ERR_MAIN_THREAD_GUARD_V(false);
String name = p_name;
if (!name.begins_with("theme_override")) {
return false;
}
if (p_value.get_type() == Variant::NIL || (p_value.get_type() == Variant::OBJECT && (Object *)p_value == nullptr)) {
if (name.begins_with("theme_override_icons/")) {
String dname = name.get_slicec('/', 1);
if (theme_icon_override.has(dname)) {
theme_icon_override[dname]->disconnect_changed(callable_mp(this, &Window::_notify_theme_override_changed));
}
theme_icon_override.erase(dname);
_notify_theme_override_changed();
} else if (name.begins_with("theme_override_styles/")) {
String dname = name.get_slicec('/', 1);
if (theme_style_override.has(dname)) {
theme_style_override[dname]->disconnect_changed(callable_mp(this, &Window::_notify_theme_override_changed));
}
theme_style_override.erase(dname);
_notify_theme_override_changed();
} else if (name.begins_with("theme_override_fonts/")) {
String dname = name.get_slicec('/', 1);
if (theme_font_override.has(dname)) {
theme_font_override[dname]->disconnect_changed(callable_mp(this, &Window::_notify_theme_override_changed));
}
theme_font_override.erase(dname);
_notify_theme_override_changed();
} else if (name.begins_with("theme_override_font_sizes/")) {
String dname = name.get_slicec('/', 1);
theme_font_size_override.erase(dname);
_notify_theme_override_changed();
} else if (name.begins_with("theme_override_colors/")) {
String dname = name.get_slicec('/', 1);
theme_color_override.erase(dname);
_notify_theme_override_changed();
} else if (name.begins_with("theme_override_constants/")) {
String dname = name.get_slicec('/', 1);
theme_constant_override.erase(dname);
_notify_theme_override_changed();
} else {
return false;
}
} else {
if (name.begins_with("theme_override_icons/")) {
String dname = name.get_slicec('/', 1);
add_theme_icon_override(dname, p_value);
} else if (name.begins_with("theme_override_styles/")) {
String dname = name.get_slicec('/', 1);
add_theme_style_override(dname, p_value);
} else if (name.begins_with("theme_override_fonts/")) {
String dname = name.get_slicec('/', 1);
add_theme_font_override(dname, p_value);
} else if (name.begins_with("theme_override_font_sizes/")) {
String dname = name.get_slicec('/', 1);
add_theme_font_size_override(dname, p_value);
} else if (name.begins_with("theme_override_colors/")) {
String dname = name.get_slicec('/', 1);
add_theme_color_override(dname, p_value);
} else if (name.begins_with("theme_override_constants/")) {
String dname = name.get_slicec('/', 1);
add_theme_constant_override(dname, p_value);
} else {
return false;
}
}
return true;
}
bool Window::_get(const StringName &p_name, Variant &r_ret) const {
ERR_READ_THREAD_GUARD_V(false);
String sname = p_name;
if (!sname.begins_with("theme_override")) {
return false;
}
if (sname.begins_with("theme_override_icons/")) {
String name = sname.get_slicec('/', 1);
r_ret = theme_icon_override.has(name) ? Variant(theme_icon_override[name]) : Variant();
} else if (sname.begins_with("theme_override_styles/")) {
String name = sname.get_slicec('/', 1);
r_ret = theme_style_override.has(name) ? Variant(theme_style_override[name]) : Variant();
} else if (sname.begins_with("theme_override_fonts/")) {
String name = sname.get_slicec('/', 1);
r_ret = theme_font_override.has(name) ? Variant(theme_font_override[name]) : Variant();
} else if (sname.begins_with("theme_override_font_sizes/")) {
String name = sname.get_slicec('/', 1);
r_ret = theme_font_size_override.has(name) ? Variant(theme_font_size_override[name]) : Variant();
} else if (sname.begins_with("theme_override_colors/")) {
String name = sname.get_slicec('/', 1);
r_ret = theme_color_override.has(name) ? Variant(theme_color_override[name]) : Variant();
} else if (sname.begins_with("theme_override_constants/")) {
String name = sname.get_slicec('/', 1);
r_ret = theme_constant_override.has(name) ? Variant(theme_constant_override[name]) : Variant();
} else {
return false;
}
return true;
}
void Window::_get_property_list(List<PropertyInfo> *p_list) const {
ERR_READ_THREAD_GUARD;
Ref<Theme> default_theme = ThemeDB::get_singleton()->get_default_theme();
p_list->push_back(PropertyInfo(Variant::NIL, GNAME("Theme Overrides", "theme_override_"), PROPERTY_HINT_NONE, "theme_override_", PROPERTY_USAGE_GROUP));
{
List<StringName> names;
default_theme->get_color_list(get_class_name(), &names);
for (const StringName &E : names) {
uint32_t usage = PROPERTY_USAGE_EDITOR | PROPERTY_USAGE_CHECKABLE;
if (theme_color_override.has(E)) {
usage |= PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_CHECKED;
}
p_list->push_back(PropertyInfo(Variant::COLOR, PNAME("theme_override_colors") + String("/") + E, PROPERTY_HINT_NONE, "", usage));
}
}
{
List<StringName> names;
default_theme->get_constant_list(get_class_name(), &names);
for (const StringName &E : names) {
uint32_t usage = PROPERTY_USAGE_EDITOR | PROPERTY_USAGE_CHECKABLE;
if (theme_constant_override.has(E)) {
usage |= PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_CHECKED;
}
p_list->push_back(PropertyInfo(Variant::INT, PNAME("theme_override_constants") + String("/") + E, PROPERTY_HINT_RANGE, "-16384,16384", usage));
}
}
{
List<StringName> names;
default_theme->get_font_list(get_class_name(), &names);
for (const StringName &E : names) {
uint32_t usage = PROPERTY_USAGE_EDITOR | PROPERTY_USAGE_CHECKABLE;
if (theme_font_override.has(E)) {
usage |= PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_CHECKED;
}
p_list->push_back(PropertyInfo(Variant::OBJECT, PNAME("theme_override_fonts") + String("/") + E, PROPERTY_HINT_RESOURCE_TYPE, "Font", usage));
}
}
{
List<StringName> names;
default_theme->get_font_size_list(get_class_name(), &names);
for (const StringName &E : names) {
uint32_t usage = PROPERTY_USAGE_EDITOR | PROPERTY_USAGE_CHECKABLE;
if (theme_font_size_override.has(E)) {
usage |= PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_CHECKED;
}
p_list->push_back(PropertyInfo(Variant::INT, PNAME("theme_override_font_sizes") + String("/") + E, PROPERTY_HINT_RANGE, "1,256,1,or_greater,suffix:px", usage));
}
}
{
List<StringName> names;
default_theme->get_icon_list(get_class_name(), &names);
for (const StringName &E : names) {
uint32_t usage = PROPERTY_USAGE_EDITOR | PROPERTY_USAGE_CHECKABLE;
if (theme_icon_override.has(E)) {
usage |= PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_CHECKED;
}
p_list->push_back(PropertyInfo(Variant::OBJECT, PNAME("theme_override_icons") + String("/") + E, PROPERTY_HINT_RESOURCE_TYPE, "Texture2D", usage));
}
}
{
List<StringName> names;
default_theme->get_stylebox_list(get_class_name(), &names);
for (const StringName &E : names) {
uint32_t usage = PROPERTY_USAGE_EDITOR | PROPERTY_USAGE_CHECKABLE;
if (theme_style_override.has(E)) {
usage |= PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_CHECKED;
}
p_list->push_back(PropertyInfo(Variant::OBJECT, PNAME("theme_override_styles") + String("/") + E, PROPERTY_HINT_RESOURCE_TYPE, "StyleBox", usage));
}
}
}
void Window::_validate_property(PropertyInfo &p_property) const {
if (p_property.name == "position" && initial_position != WINDOW_INITIAL_POSITION_ABSOLUTE) {
p_property.usage = PROPERTY_USAGE_NONE;
}
if (p_property.name == "current_screen" && initial_position != WINDOW_INITIAL_POSITION_CENTER_OTHER_SCREEN) {
p_property.usage = PROPERTY_USAGE_NONE;
}
if (p_property.name == "theme_type_variation") {
List<StringName> names;
// Only the default theme and the project theme are used for the list of options.
// This is an imposed limitation to simplify the logic needed to leverage those options.
ThemeDB::get_singleton()->get_default_theme()->get_type_variation_list(get_class_name(), &names);
if (ThemeDB::get_singleton()->get_project_theme().is_valid()) {
ThemeDB::get_singleton()->get_project_theme()->get_type_variation_list(get_class_name(), &names);
}
names.sort_custom<StringName::AlphCompare>();
Vector<StringName> unique_names;
String hint_string;
for (const StringName &E : names) {
// Skip duplicate values.
if (unique_names.has(E)) {
continue;
}
hint_string += String(E) + ",";
unique_names.append(E);
}
p_property.hint_string = hint_string;
}
}
//
Window *Window::get_from_id(DisplayServer::WindowID p_window_id) {
if (p_window_id == DisplayServer::INVALID_WINDOW_ID) {
return nullptr;
}
return Object::cast_to<Window>(ObjectDB::get_instance(DisplayServer::get_singleton()->window_get_attached_instance_id(p_window_id)));
}
void Window::set_title(const String &p_title) {
ERR_MAIN_THREAD_GUARD;
title = p_title;
tr_title = atr(p_title);
#ifdef DEBUG_ENABLED
if (window_id == DisplayServer::MAIN_WINDOW_ID && !Engine::get_singleton()->is_project_manager_hint()) {
// Append a suffix to the window title to denote that the project is running
// from a debug build (including the editor, excluding the project manager).
// Since this results in lower performance, this should be clearly presented
// to the user.
tr_title = vformat("%s (DEBUG)", tr_title);
}
#endif
if (embedder) {
embedder->_sub_window_update(this);
} else if (window_id != DisplayServer::INVALID_WINDOW_ID) {
DisplayServer::get_singleton()->window_set_title(tr_title, window_id);
if (keep_title_visible) {
Size2i title_size = DisplayServer::get_singleton()->window_get_title_size(tr_title, window_id);
Size2i size_limit = get_clamped_minimum_size();
if (title_size.x > size_limit.x || title_size.y > size_limit.y) {
_update_window_size();
}
}
}
emit_signal("title_changed");
#ifdef DEBUG_ENABLED
if (EngineDebugger::get_singleton() && window_id == DisplayServer::MAIN_WINDOW_ID && !Engine::get_singleton()->is_project_manager_hint()) {
Array arr;
arr.push_back(tr_title);
EngineDebugger::get_singleton()->send_message("window:title", arr);
}
#endif
}
String Window::get_title() const {
ERR_READ_THREAD_GUARD_V(String());
return title;
}
String Window::get_translated_title() const {
ERR_READ_THREAD_GUARD_V(String());
return tr_title;
}
void Window::_settings_changed() {
if (visible && initial_position != WINDOW_INITIAL_POSITION_ABSOLUTE && is_in_edited_scene_root()) {
Size2 screen_size = Size2(GLOBAL_GET("display/window/size/viewport_width"), GLOBAL_GET("display/window/size/viewport_height"));
position = (screen_size - size) / 2;
if (embedder) {
embedder->_sub_window_update(this);
}
}
}
void Window::set_initial_position(Window::WindowInitialPosition p_initial_position) {
ERR_MAIN_THREAD_GUARD;
initial_position = p_initial_position;
_settings_changed();
notify_property_list_changed();
}
Window::WindowInitialPosition Window::get_initial_position() const {
ERR_READ_THREAD_GUARD_V(WINDOW_INITIAL_POSITION_ABSOLUTE);
return initial_position;
}
void Window::set_current_screen(int p_screen) {
ERR_MAIN_THREAD_GUARD;
current_screen = p_screen;
if (window_id == DisplayServer::INVALID_WINDOW_ID) {
return;
}
DisplayServer::get_singleton()->window_set_current_screen(p_screen, window_id);
}
int Window::get_current_screen() const {
ERR_READ_THREAD_GUARD_V(0);
if (window_id != DisplayServer::INVALID_WINDOW_ID) {
current_screen = DisplayServer::get_singleton()->window_get_current_screen(window_id);
}
return current_screen;
}
void Window::set_position(const Point2i &p_position) {
ERR_MAIN_THREAD_GUARD;
position = p_position;
if (embedder) {
embedder->_sub_window_update(this);
} else if (window_id != DisplayServer::INVALID_WINDOW_ID) {
DisplayServer::get_singleton()->window_set_position(p_position, window_id);
}
}
Point2i Window::get_position() const {
ERR_READ_THREAD_GUARD_V(Point2i());
return position;
}
void Window::move_to_center() {
ERR_MAIN_THREAD_GUARD;
ERR_FAIL_COND(!is_inside_tree());
Rect2 parent_rect;
if (is_embedded()) {
parent_rect = get_embedder()->get_visible_rect();
} else {
int parent_screen = DisplayServer::get_singleton()->window_get_current_screen(get_window_id());
parent_rect.position = DisplayServer::get_singleton()->screen_get_position(parent_screen);
parent_rect.size = DisplayServer::get_singleton()->screen_get_size(parent_screen);
}
if (parent_rect != Rect2()) {
set_position(parent_rect.position + (parent_rect.size - get_size()) / 2);
}
}
void Window::set_size(const Size2i &p_size) {
ERR_MAIN_THREAD_GUARD;
#if defined(ANDROID_ENABLED)
if (!get_parent() && is_inside_tree()) {
// Can't set root window size on Android.
return;
}
#endif
size = p_size;
_update_window_size();
_settings_changed();
}
Size2i Window::get_size() const {
ERR_READ_THREAD_GUARD_V(Size2i());
return size;
}
void Window::reset_size() {
ERR_MAIN_THREAD_GUARD;
set_size(Size2i());
}
Point2i Window::get_position_with_decorations() const {
ERR_READ_THREAD_GUARD_V(Point2i());
if (window_id != DisplayServer::INVALID_WINDOW_ID) {
return DisplayServer::get_singleton()->window_get_position_with_decorations(window_id);
}
if (visible && is_embedded() && !get_flag(Window::FLAG_BORDERLESS)) {
Size2 border_offset;
if (theme_cache.embedded_border.is_valid()) {
border_offset = theme_cache.embedded_border->get_offset();
}
if (theme_cache.embedded_unfocused_border.is_valid()) {
border_offset = border_offset.max(theme_cache.embedded_unfocused_border->get_offset());
}
return position - border_offset;
}
return position;
}
Size2i Window::get_size_with_decorations() const {
ERR_READ_THREAD_GUARD_V(Size2i());
if (window_id != DisplayServer::INVALID_WINDOW_ID) {
return DisplayServer::get_singleton()->window_get_size_with_decorations(window_id);
}
if (visible && is_embedded() && !get_flag(Window::FLAG_BORDERLESS)) {
Size2 border_size;
if (theme_cache.embedded_border.is_valid()) {
border_size = theme_cache.embedded_border->get_minimum_size();
}
if (theme_cache.embedded_unfocused_border.is_valid()) {
border_size = border_size.max(theme_cache.embedded_unfocused_border->get_minimum_size());
}
return size + border_size;
}
return size;
}
Size2i Window::_clamp_limit_size(const Size2i &p_limit_size) {
// Force window limits to respect size limitations of rendering server.
Size2i max_window_size = RS::get_singleton()->get_maximum_viewport_size();
if (max_window_size != Size2i()) {
return p_limit_size.clamp(Vector2i(), max_window_size);
} else {
return p_limit_size.maxi(0);
}
}
void Window::_validate_limit_size() {
// When max_size is invalid, max_size_used falls back to respect size limitations of rendering server.
bool max_size_valid = (max_size.x > 0 || max_size.y > 0) && max_size.x >= min_size.x && max_size.y >= min_size.y;
max_size_used = max_size_valid ? max_size : RS::get_singleton()->get_maximum_viewport_size();
}
void Window::set_max_size(const Size2i &p_max_size) {
ERR_MAIN_THREAD_GUARD;
#if defined(ANDROID_ENABLED)
if (!get_parent() && is_inside_tree()) {
// Can't set root window size on Android.
return;
}
#endif
Size2i max_size_clamped = _clamp_limit_size(p_max_size);
if (max_size == max_size_clamped) {
return;
}
max_size = max_size_clamped;
_validate_limit_size();
_update_window_size();
}
Size2i Window::get_max_size() const {
ERR_READ_THREAD_GUARD_V(Size2i());
return max_size;
}
void Window::set_min_size(const Size2i &p_min_size) {
ERR_MAIN_THREAD_GUARD;
#if defined(ANDROID_ENABLED)
if (!get_parent() && is_inside_tree()) {
// Can't set root window size on Android.
return;
}
#endif
Size2i min_size_clamped = _clamp_limit_size(p_min_size);
if (min_size == min_size_clamped) {
return;
}
min_size = min_size_clamped;
_validate_limit_size();
_update_window_size();
}
Size2i Window::get_min_size() const {
ERR_READ_THREAD_GUARD_V(Size2i());
return min_size;
}
void Window::set_mode(Mode p_mode) {
ERR_MAIN_THREAD_GUARD;
mode = p_mode;
if (embedder) {
embedder->_sub_window_update(this);
} else if (window_id != DisplayServer::INVALID_WINDOW_ID) {
DisplayServer::get_singleton()->window_set_mode(DisplayServer::WindowMode(p_mode), window_id);
}
}
Window::Mode Window::get_mode() const {
ERR_READ_THREAD_GUARD_V(MODE_WINDOWED);
if (window_id != DisplayServer::INVALID_WINDOW_ID) {
mode = (Mode)DisplayServer::get_singleton()->window_get_mode(window_id);
}
return mode;
}
void Window::set_flag(Flags p_flag, bool p_enabled) {
ERR_MAIN_THREAD_GUARD;
ERR_FAIL_INDEX(p_flag, FLAG_MAX);
flags[p_flag] = p_enabled;
if (p_flag == FLAG_TRANSPARENT) {
set_transparent_background(p_enabled);
}
if (embedder) {
embedder->_sub_window_update(this);
} else if (window_id != DisplayServer::INVALID_WINDOW_ID) {
if (!is_in_edited_scene_root()) {
DisplayServer::get_singleton()->window_set_flag(DisplayServer::WindowFlags(p_flag), p_enabled, window_id);
}
}
}
bool Window::get_flag(Flags p_flag) const {
ERR_READ_THREAD_GUARD_V(false);
ERR_FAIL_INDEX_V(p_flag, FLAG_MAX, false);
if (window_id != DisplayServer::INVALID_WINDOW_ID) {
if (!is_in_edited_scene_root()) {
flags[p_flag] = DisplayServer::get_singleton()->window_get_flag(DisplayServer::WindowFlags(p_flag), window_id);
}
}
return flags[p_flag];
}
bool Window::is_maximize_allowed() const {
ERR_READ_THREAD_GUARD_V(false);
if (window_id != DisplayServer::INVALID_WINDOW_ID) {
return DisplayServer::get_singleton()->window_is_maximize_allowed(window_id);
}
return true;
}
void Window::request_attention() {
ERR_MAIN_THREAD_GUARD;
if (window_id != DisplayServer::INVALID_WINDOW_ID) {
DisplayServer::get_singleton()->window_request_attention(window_id);
}
}
#ifndef DISABLE_DEPRECATED
void Window::move_to_foreground() {
WARN_DEPRECATED_MSG(R"*(The "move_to_foreground()" method is deprecated, use "grab_focus()" instead.)*");
grab_focus();
}
#endif // DISABLE_DEPRECATED
bool Window::can_draw() const {
ERR_READ_THREAD_GUARD_V(false);
if (!is_inside_tree()) {
return false;
}
if (window_id != DisplayServer::INVALID_WINDOW_ID) {
return DisplayServer::get_singleton()->window_can_draw(window_id);
}
return visible;
}
void Window::set_ime_active(bool p_active) {
ERR_MAIN_THREAD_GUARD;
if (window_id != DisplayServer::INVALID_WINDOW_ID) {
DisplayServer::get_singleton()->window_set_ime_active(p_active, window_id);
}
}
void Window::set_ime_position(const Point2i &p_pos) {
ERR_MAIN_THREAD_GUARD;
if (window_id != DisplayServer::INVALID_WINDOW_ID) {
DisplayServer::get_singleton()->window_set_ime_position(p_pos, window_id);
}
}
bool Window::is_embedded() const {
ERR_READ_THREAD_GUARD_V(false);
return get_embedder() != nullptr;
}
bool Window::is_in_edited_scene_root() const {
ERR_READ_THREAD_GUARD_V(false);
#ifdef TOOLS_ENABLED
return is_part_of_edited_scene();
#else
return false;
#endif
}
void Window::_make_window() {
ERR_FAIL_COND(window_id != DisplayServer::INVALID_WINDOW_ID);
if (transient && transient_to_focused) {
_make_transient();
}
uint32_t f = 0;
for (int i = 0; i < FLAG_MAX; i++) {
if (flags[i]) {
f |= (1 << i);
}
}
DisplayServer::VSyncMode vsync_mode = DisplayServer::get_singleton()->window_get_vsync_mode(DisplayServer::MAIN_WINDOW_ID);
Rect2i window_rect;
if (initial_position == WINDOW_INITIAL_POSITION_ABSOLUTE) {
window_rect = Rect2i(position, size);
} else if (initial_position == WINDOW_INITIAL_POSITION_CENTER_PRIMARY_SCREEN) {
window_rect = Rect2i(DisplayServer::get_singleton()->screen_get_position(DisplayServer::SCREEN_PRIMARY) + (DisplayServer::get_singleton()->screen_get_size(DisplayServer::SCREEN_PRIMARY) - size) / 2, size);
} else if (initial_position == WINDOW_INITIAL_POSITION_CENTER_MAIN_WINDOW_SCREEN) {
window_rect = Rect2i(DisplayServer::get_singleton()->screen_get_position(DisplayServer::SCREEN_OF_MAIN_WINDOW) + (DisplayServer::get_singleton()->screen_get_size(DisplayServer::SCREEN_OF_MAIN_WINDOW) - size) / 2, size);
} else if (initial_position == WINDOW_INITIAL_POSITION_CENTER_OTHER_SCREEN) {
window_rect = Rect2i(DisplayServer::get_singleton()->screen_get_position(current_screen) + (DisplayServer::get_singleton()->screen_get_size(current_screen) - size) / 2, size);
} else if (initial_position == WINDOW_INITIAL_POSITION_CENTER_SCREEN_WITH_MOUSE_FOCUS) {
window_rect = Rect2i(DisplayServer::get_singleton()->screen_get_position(DisplayServer::SCREEN_WITH_MOUSE_FOCUS) + (DisplayServer::get_singleton()->screen_get_size(DisplayServer::SCREEN_WITH_MOUSE_FOCUS) - size) / 2, size);
} else if (initial_position == WINDOW_INITIAL_POSITION_CENTER_SCREEN_WITH_KEYBOARD_FOCUS) {
window_rect = Rect2i(DisplayServer::get_singleton()->screen_get_position(DisplayServer::SCREEN_WITH_KEYBOARD_FOCUS) + (DisplayServer::get_singleton()->screen_get_size(DisplayServer::SCREEN_WITH_KEYBOARD_FOCUS) - size) / 2, size);
}
window_id = DisplayServer::get_singleton()->create_sub_window(DisplayServer::WindowMode(mode), vsync_mode, f, window_rect, is_in_edited_scene_root() ? false : exclusive, transient_parent ? transient_parent->window_id : DisplayServer::INVALID_WINDOW_ID);
ERR_FAIL_COND(window_id == DisplayServer::INVALID_WINDOW_ID);
DisplayServer::get_singleton()->window_set_max_size(Size2i(), window_id);
DisplayServer::get_singleton()->window_set_min_size(Size2i(), window_id);
DisplayServer::get_singleton()->window_set_mouse_passthrough(mpath, window_id);
DisplayServer::get_singleton()->window_set_title(tr_title, window_id);
DisplayServer::get_singleton()->window_attach_instance_id(get_instance_id(), window_id);
_update_window_size();
if (transient_parent) {
for (const Window *E : transient_children) {
if (E->window_id != DisplayServer::INVALID_WINDOW_ID) {
DisplayServer::get_singleton()->window_set_transient(E->window_id, transient_parent->window_id);
}
}
}
_update_window_callbacks();
RS::get_singleton()->viewport_set_update_mode(get_viewport_rid(), RS::VIEWPORT_UPDATE_WHEN_VISIBLE);
DisplayServer::get_singleton()->show_window(window_id);
}
void Window::_update_from_window() {
ERR_FAIL_COND(window_id == DisplayServer::INVALID_WINDOW_ID);
mode = (Mode)DisplayServer::get_singleton()->window_get_mode(window_id);
for (int i = 0; i < FLAG_MAX; i++) {
flags[i] = DisplayServer::get_singleton()->window_get_flag(DisplayServer::WindowFlags(i), window_id);
}
}
void Window::_clear_window() {
ERR_FAIL_COND(window_id == DisplayServer::INVALID_WINDOW_ID);
bool had_focus = has_focus();
if (transient_parent && transient_parent->window_id != DisplayServer::INVALID_WINDOW_ID) {
DisplayServer::get_singleton()->window_set_transient(window_id, DisplayServer::INVALID_WINDOW_ID);
}
for (const Window *E : transient_children) {
if (E->window_id != DisplayServer::INVALID_WINDOW_ID) {
DisplayServer::get_singleton()->window_set_transient(E->window_id, DisplayServer::INVALID_WINDOW_ID);
}
}
_update_from_window();
DisplayServer::get_singleton()->delete_sub_window(window_id);
window_id = DisplayServer::INVALID_WINDOW_ID;
// If closing window was focused and has a parent, return focus.
if (had_focus && transient_parent) {
transient_parent->grab_focus();
}
_update_viewport_size();
RS::get_singleton()->viewport_set_update_mode(get_viewport_rid(), RS::VIEWPORT_UPDATE_DISABLED);
if (transient && transient_to_focused) {
_clear_transient();
}
}
void Window::_rect_changed_callback(const Rect2i &p_callback) {
//we must always accept this as the truth
if (size == p_callback.size && position == p_callback.position) {
return;
}
if (position != p_callback.position) {
position = p_callback.position;
_propagate_window_notification(this, NOTIFICATION_WM_POSITION_CHANGED);
}
if (size != p_callback.size) {
size = p_callback.size;
_update_viewport_size();
}
}
void Window::_propagate_window_notification(Node *p_node, int p_notification) {
p_node->notification(p_notification);
for (int i = 0; i < p_node->get_child_count(); i++) {
Node *child = p_node->get_child(i);
Window *window = Object::cast_to<Window>(child);
if (window) {
continue;
}
_propagate_window_notification(child, p_notification);
}
}
void Window::_event_callback(DisplayServer::WindowEvent p_event) {
switch (p_event) {
case DisplayServer::WINDOW_EVENT_MOUSE_ENTER: {
if (!is_inside_tree()) {
return;
}
Window *root = get_tree()->get_root();
if (mouse_in_window && root->gui.windowmanager_window_over == this) {
return;
}
if (root->gui.windowmanager_window_over) {
#ifdef DEV_ENABLED
WARN_PRINT_ONCE("Entering a window while a window is hovered should never happen in DisplayServer.");
#endif // DEV_ENABLED
root->gui.windowmanager_window_over->_event_callback(DisplayServer::WINDOW_EVENT_MOUSE_EXIT);
}
_propagate_window_notification(this, NOTIFICATION_WM_MOUSE_ENTER);
root->gui.windowmanager_window_over = this;
mouse_in_window = true;
if (DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_CURSOR_SHAPE)) {
DisplayServer::get_singleton()->cursor_set_shape(DisplayServer::CURSOR_ARROW); //restore cursor shape
}
} break;
case DisplayServer::WINDOW_EVENT_MOUSE_EXIT: {
if (!is_inside_tree()) {
return;
}
// Ensure keeping the order of input events and window events when input events are buffered or accumulated.
Input::get_singleton()->flush_buffered_events();
Window *root = get_tree()->get_root();
if (!root->gui.windowmanager_window_over) {
#ifdef DEV_ENABLED
WARN_PRINT_ONCE("Exiting a window while no window is hovered should never happen in DisplayServer.");
#endif // DEV_ENABLED
return;
}
mouse_in_window = false;
root->gui.windowmanager_window_over->_mouse_leave_viewport();
root->gui.windowmanager_window_over = nullptr;
_propagate_window_notification(this, NOTIFICATION_WM_MOUSE_EXIT);
} break;
case DisplayServer::WINDOW_EVENT_FOCUS_IN: {
focused = true;
_propagate_window_notification(this, NOTIFICATION_WM_WINDOW_FOCUS_IN);
emit_signal(SceneStringName(focus_entered));
} break;
case DisplayServer::WINDOW_EVENT_FOCUS_OUT: {
focused = false;
_propagate_window_notification(this, NOTIFICATION_WM_WINDOW_FOCUS_OUT);
emit_signal(SceneStringName(focus_exited));
} break;
case DisplayServer::WINDOW_EVENT_CLOSE_REQUEST: {
if (exclusive_child != nullptr) {
break; //has an exclusive child, can't get events until child is closed
}
_propagate_window_notification(this, NOTIFICATION_WM_CLOSE_REQUEST);
emit_signal(SNAME("close_requested"));
} break;
case DisplayServer::WINDOW_EVENT_GO_BACK_REQUEST: {
_propagate_window_notification(this, NOTIFICATION_WM_GO_BACK_REQUEST);
emit_signal(SNAME("go_back_requested"));
} break;
case DisplayServer::WINDOW_EVENT_DPI_CHANGE: {
_update_viewport_size();
_propagate_window_notification(this, NOTIFICATION_WM_DPI_CHANGE);
emit_signal(SNAME("dpi_changed"));
} break;
case DisplayServer::WINDOW_EVENT_TITLEBAR_CHANGE: {
emit_signal(SNAME("titlebar_changed"));
} break;
}
}
void Window::update_mouse_cursor_state() {
ERR_MAIN_THREAD_GUARD;
// Update states based on mouse cursor position.
// This includes updated mouse_enter or mouse_exit signals or the current mouse cursor shape.
// These details are set in Viewport::_gui_input_event. To instantly
// see the changes in the viewport, we need to trigger a mouse motion event.
// This function should be called whenever scene tree changes affect the mouse cursor.
Ref<InputEventMouseMotion> mm;
Vector2 pos = get_mouse_position();
Transform2D xform = get_global_canvas_transform().affine_inverse();
mm.instantiate();
mm->set_position(pos);
mm->set_global_position(xform.xform(pos));
mm->set_device(InputEvent::DEVICE_ID_INTERNAL);
push_input(mm, true);
}
void Window::show() {
ERR_MAIN_THREAD_GUARD;
set_visible(true);
}
void Window::hide() {
ERR_MAIN_THREAD_GUARD;
set_visible(false);
}
void Window::set_visible(bool p_visible) {
ERR_MAIN_THREAD_GUARD;
if (visible == p_visible) {
return;
}
if (!is_inside_tree()) {
visible = p_visible;
return;
}
ERR_FAIL_NULL_MSG(get_parent(), "Can't change visibility of main window.");
visible = p_visible;
// Stop any queued resizing, as the window will be resized right now.
updating_child_controls = false;
Viewport *embedder_vp = get_embedder();
if (!embedder_vp) {
if (!p_visible && window_id != DisplayServer::INVALID_WINDOW_ID) {
_clear_window();
}
if (p_visible && window_id == DisplayServer::INVALID_WINDOW_ID) {
_make_window();
}
} else {
if (visible) {
embedder = embedder_vp;
if (initial_position != WINDOW_INITIAL_POSITION_ABSOLUTE) {
if (is_in_edited_scene_root()) {
Size2 screen_size = Size2(GLOBAL_GET("display/window/size/viewport_width"), GLOBAL_GET("display/window/size/viewport_height"));
position = (screen_size - size) / 2;
} else {
position = (embedder->get_visible_rect().size - size) / 2;
}
}
embedder->_sub_window_register(this);
RS::get_singleton()->viewport_set_update_mode(get_viewport_rid(), RS::VIEWPORT_UPDATE_WHEN_PARENT_VISIBLE);
} else {
embedder->_sub_window_remove(this);
embedder = nullptr;
RS::get_singleton()->viewport_set_update_mode(get_viewport_rid(), RS::VIEWPORT_UPDATE_DISABLED);
}
_update_window_size();
}
if (!visible) {
focused = false;
}
notification(NOTIFICATION_VISIBILITY_CHANGED);
emit_signal(SceneStringName(visibility_changed));
RS::get_singleton()->viewport_set_active(get_viewport_rid(), visible);
//update transient exclusive
if (transient_parent) {
_set_transient_exclusive_child(true);
}
}
void Window::_clear_transient() {
if (transient_parent) {
if (transient_parent->window_id != DisplayServer::INVALID_WINDOW_ID && window_id != DisplayServer::INVALID_WINDOW_ID) {
DisplayServer::get_singleton()->window_set_transient(window_id, DisplayServer::INVALID_WINDOW_ID);
}
transient_parent->transient_children.erase(this);
if (transient_parent->exclusive_child == this) {
transient_parent->exclusive_child = nullptr;
}
transient_parent = nullptr;
}
}
void Window::_make_transient() {
if (!get_parent()) {
//main window, can't be transient
return;
}
//find transient parent
Window *window = nullptr;
if (!is_embedded() && transient_to_focused) {
DisplayServer::WindowID focused_window_id = DisplayServer::get_singleton()->get_focused_window();
if (focused_window_id != DisplayServer::INVALID_WINDOW_ID) {
window = Window::get_from_id(focused_window_id);
}
}
if (!window) {
Viewport *vp = get_parent()->get_viewport();
while (vp) {
window = Object::cast_to<Window>(vp);
if (window) {
break;
}
if (!vp->get_parent()) {
break;
}
vp = vp->get_parent()->get_viewport();
}
}
if (window) {
transient_parent = window;
window->transient_children.insert(this);
_set_transient_exclusive_child();
}
//see if we can make transient
if (transient_parent->window_id != DisplayServer::INVALID_WINDOW_ID && window_id != DisplayServer::INVALID_WINDOW_ID) {
DisplayServer::get_singleton()->window_set_transient(window_id, transient_parent->window_id);
}
}
void Window::_set_transient_exclusive_child(bool p_clear_invalid) {
if (exclusive && visible && is_inside_tree()) {
if (!is_in_edited_scene_root()) {
// Transient parent has another exclusive child.
if (transient_parent->exclusive_child && transient_parent->exclusive_child != this) {
ERR_PRINT(vformat("Attempting to make child window exclusive, but the parent window already has another exclusive child. This window: %s, parent window: %s, current exclusive child window: %s", get_description(), transient_parent->get_description(), transient_parent->exclusive_child->get_description()));
}
transient_parent->exclusive_child = this;
}
} else if (p_clear_invalid) {
if (transient_parent->exclusive_child == this) {
transient_parent->exclusive_child = nullptr;
}
}