1/**************************************************************************/
2/* panel_container.cpp */
3/**************************************************************************/
4/* This file is part of: */
5/* GODOT ENGINE */
6/* https://godotengine.org */
7/**************************************************************************/
8/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
9/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
10/* */
11/* Permission is hereby granted, free of charge, to any person obtaining */
12/* a copy of this software and associated documentation files (the */
13/* "Software"), to deal in the Software without restriction, including */
14/* without limitation the rights to use, copy, modify, merge, publish, */
15/* distribute, sublicense, and/or sell copies of the Software, and to */
16/* permit persons to whom the Software is furnished to do so, subject to */
17/* the following conditions: */
18/* */
19/* The above copyright notice and this permission notice shall be */
20/* included in all copies or substantial portions of the Software. */
21/* */
22/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
23/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
24/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
25/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
26/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
27/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
28/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
29/**************************************************************************/
30
31#include "panel_container.h"
32
33#include "scene/theme/theme_db.h"
34
35Size2 PanelContainer::get_minimum_size() const {
36 Size2 ms;
37 for (int i = 0; i < get_child_count(); i++) {
38 Control *c = Object::cast_to<Control>(get_child(i));
39 if (!c || !c->is_visible()) {
40 continue;
41 }
42 if (c->is_set_as_top_level()) {
43 continue;
44 }
45
46 Size2 minsize = c->get_combined_minimum_size();
47 ms.width = MAX(ms.width, minsize.width);
48 ms.height = MAX(ms.height, minsize.height);
49 }
50
51 if (theme_cache.panel_style.is_valid()) {
52 ms += theme_cache.panel_style->get_minimum_size();
53 }
54 return ms;
55}
56
57Vector<int> PanelContainer::get_allowed_size_flags_horizontal() const {
58 Vector<int> flags;
59 flags.append(SIZE_FILL);
60 flags.append(SIZE_SHRINK_BEGIN);
61 flags.append(SIZE_SHRINK_CENTER);
62 flags.append(SIZE_SHRINK_END);
63 return flags;
64}
65
66Vector<int> PanelContainer::get_allowed_size_flags_vertical() const {
67 Vector<int> flags;
68 flags.append(SIZE_FILL);
69 flags.append(SIZE_SHRINK_BEGIN);
70 flags.append(SIZE_SHRINK_CENTER);
71 flags.append(SIZE_SHRINK_END);
72 return flags;
73}
74
75void PanelContainer::_notification(int p_what) {
76 switch (p_what) {
77 case NOTIFICATION_DRAW: {
78 RID ci = get_canvas_item();
79 theme_cache.panel_style->draw(ci, Rect2(Point2(), get_size()));
80 } break;
81
82 case NOTIFICATION_SORT_CHILDREN: {
83 Size2 size = get_size();
84 Point2 ofs;
85 if (theme_cache.panel_style.is_valid()) {
86 size -= theme_cache.panel_style->get_minimum_size();
87 ofs += theme_cache.panel_style->get_offset();
88 }
89
90 for (int i = 0; i < get_child_count(); i++) {
91 Control *c = Object::cast_to<Control>(get_child(i));
92 if (!c || !c->is_visible_in_tree()) {
93 continue;
94 }
95 if (c->is_set_as_top_level()) {
96 continue;
97 }
98
99 fit_child_in_rect(c, Rect2(ofs, size));
100 }
101 } break;
102 }
103}
104
105void PanelContainer::_bind_methods() {
106 BIND_THEME_ITEM_CUSTOM(Theme::DATA_TYPE_STYLEBOX, PanelContainer, panel_style, "panel");
107}
108
109PanelContainer::PanelContainer() {
110 // Has visible stylebox, so stop by default.
111 set_mouse_filter(MOUSE_FILTER_STOP);
112}
113