/*************************************************************************/ /* popup.cpp */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */ /* Copyright (c) 2014-2022 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.h" #include "core/config/engine.h" #include "core/os/keyboard.h" #include "scene/gui/panel.h" void Popup::_input_from_window(const Ref<InputEvent> &p_event) { Ref<InputEventKey> key = p_event; if (key.is_valid() && key->is_pressed() && key->get_keycode() == Key::ESCAPE) { _close_pressed(); } } void Popup::_initialize_visible_parents() { if (is_embedded()) { visible_parents.clear(); Window *parent_window = this; while (parent_window) { parent_window = parent_window->get_parent_visible_window(); if (parent_window) { visible_parents.push_back(parent_window); parent_window->connect("focus_entered", callable_mp(this, &Popup::_parent_focused)); parent_window->connect("tree_exited", callable_mp(this, &Popup::_deinitialize_visible_parents)); } } } } void Popup::_deinitialize_visible_parents() { if (is_embedded()) { for (uint32_t i = 0; i < visible_parents.size(); ++i) { visible_parents[i]->disconnect("focus_entered", callable_mp(this, &Popup::_parent_focused)); visible_parents[i]->disconnect("tree_exited", callable_mp(this, &Popup::_deinitialize_visible_parents)); } visible_parents.clear(); } } void Popup::_notification(int p_what) { switch (p_what) { case NOTIFICATION_VISIBILITY_CHANGED: { if (is_visible()) { _initialize_visible_parents(); } else { _deinitialize_visible_parents(); emit_signal(SNAME("popup_hide")); popped_up = false; } } break; case NOTIFICATION_WM_WINDOW_FOCUS_IN: { if (has_focus()) { popped_up = true; } } break; case NOTIFICATION_EXIT_TREE: { _deinitialize_visible_parents(); } break; case NOTIFICATION_WM_CLOSE_REQUEST: case NOTIFICATION_APPLICATION_FOCUS_OUT: { _close_pressed(); } break; } } void Popup::_parent_focused() { if (popped_up && get_flag(FLAG_POPUP)) { _close_pressed(); } } void Popup::_close_pressed() { popped_up = false; _deinitialize_visible_parents(); call_deferred(SNAME("hide")); } void Popup::_bind_methods() { ADD_SIGNAL(MethodInfo("popup_hide")); } Rect2i Popup::_popup_adjust_rect() const { ERR_FAIL_COND_V(!is_inside_tree(), Rect2()); Rect2i parent = get_usable_parent_rect(); if (parent == Rect2i()) { return Rect2i(); } Rect2i current(get_position(), get_size()); if (current.position.x + current.size.x > parent.position.x + parent.size.x) { current.position.x = parent.position.x + parent.size.x - current.size.x; } if (current.position.x < parent.position.x) { current.position.x = parent.position.x; } if (current.position.y + current.size.y > parent.position.y + parent.size.y) { current.position.y = parent.position.y + parent.size.y - current.size.y; } if (current.position.y < parent.position.y) { current.position.y = parent.position.y; } if (current.size.y > parent.size.y) { current.size.y = parent.size.y; } if (current.size.x > parent.size.x) { current.size.x = parent.size.x; } // Early out if max size not set. Size2i max_size = get_max_size(); if (max_size <= Size2()) { return current; } if (current.size.x > max_size.x) { current.size.x = max_size.x; } if (current.size.y > max_size.y) { current.size.y = max_size.y; } return current; } Popup::Popup() { set_wrap_controls(true); set_visible(false); set_transient(true); set_flag(FLAG_BORDERLESS, true); set_flag(FLAG_RESIZE_DISABLED, true); set_flag(FLAG_POPUP, true); connect("window_input", callable_mp(this, &Popup::_input_from_window)); } Popup::~Popup() { } Size2 PopupPanel::_get_contents_minimum_size() const { Ref<StyleBox> p = get_theme_stylebox(SNAME("panel"), get_class_name()); Size2 ms; for (int i = 0; i < get_child_count(); i++) { Control *c = Object::cast_to<Control>(get_child(i)); if (!c || c == panel) { continue; } if (c->is_set_as_top_level()) { continue; } Size2 cms = c->get_combined_minimum_size(); ms.x = MAX(cms.x, ms.x); ms.y = MAX(cms.y, ms.y); } return ms + p->get_minimum_size(); } void PopupPanel::_update_child_rects() { Ref<StyleBox> p = get_theme_stylebox(SNAME("panel"), get_class_name()); Vector2 cpos(p->get_offset()); Vector2 csize(get_size() - p->get_minimum_size()); for (int i = 0; i < get_child_count(); i++) { Control *c = Object::cast_to<Control>(get_child(i)); if (!c) { continue; } if (c->is_set_as_top_level()) { continue; } if (c == panel) { c->set_position(Vector2()); c->set_size(get_size()); } else { c->set_position(cpos); c->set_size(csize); } } } void PopupPanel::_notification(int p_what) { switch (p_what) { case NOTIFICATION_THEME_CHANGED: { panel->add_theme_style_override("panel", get_theme_stylebox(SNAME("panel"), get_class_name())); } break; case NOTIFICATION_ENTER_TREE: case NOTIFICATION_READY: { panel->add_theme_style_override("panel", get_theme_stylebox(SNAME("panel"), get_class_name())); _update_child_rects(); } break; case NOTIFICATION_WM_SIZE_CHANGED: { _update_child_rects(); } break; } } PopupPanel::PopupPanel() { panel = memnew(Panel); add_child(panel, false, INTERNAL_MODE_FRONT); }