100 lines
3.8 KiB
C++
100 lines
3.8 KiB
C++
/*************************************************************************/
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/* margin_container.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "margin_container.h"
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Size2 MarginContainer::get_minimum_size() const {
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int margin_left = get_theme_constant(SNAME("margin_left"));
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int margin_top = get_theme_constant(SNAME("margin_top"));
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int margin_right = get_theme_constant(SNAME("margin_right"));
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int margin_bottom = get_theme_constant(SNAME("margin_bottom"));
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Size2 max;
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for (int i = 0; i < get_child_count(); i++) {
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Control *c = Object::cast_to<Control>(get_child(i));
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if (!c) {
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continue;
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}
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if (c->is_set_as_top_level()) {
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continue;
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}
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if (!c->is_visible()) {
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continue;
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}
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Size2 s = c->get_combined_minimum_size();
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if (s.width > max.width) {
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max.width = s.width;
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}
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if (s.height > max.height) {
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max.height = s.height;
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}
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}
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max.width += (margin_left + margin_right);
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max.height += (margin_top + margin_bottom);
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return max;
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}
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void MarginContainer::_notification(int p_what) {
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switch (p_what) {
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case NOTIFICATION_SORT_CHILDREN: {
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int margin_left = get_theme_constant(SNAME("margin_left"));
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int margin_top = get_theme_constant(SNAME("margin_top"));
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int margin_right = get_theme_constant(SNAME("margin_right"));
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int margin_bottom = get_theme_constant(SNAME("margin_bottom"));
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Size2 s = get_size();
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for (int i = 0; i < get_child_count(); i++) {
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Control *c = Object::cast_to<Control>(get_child(i));
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if (!c) {
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continue;
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}
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if (c->is_set_as_top_level()) {
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continue;
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}
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int w = s.width - margin_left - margin_right;
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int h = s.height - margin_top - margin_bottom;
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fit_child_in_rect(c, Rect2(margin_left, margin_top, w, h));
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}
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} break;
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case NOTIFICATION_THEME_CHANGED: {
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update_minimum_size();
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} break;
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}
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}
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MarginContainer::MarginContainer() {
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}
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