godot/editor/gui/editor_bottom_panel.cpp

273 lines
10 KiB
C++

/**************************************************************************/
/* editor_bottom_panel.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 "editor_bottom_panel.h"
#include "core/version.h"
#include "editor/debugger/editor_debugger_node.h"
#include "editor/editor_about.h"
#include "editor/editor_command_palette.h"
#include "editor/editor_node.h"
#include "editor/editor_string_names.h"
#include "editor/gui/editor_toaster.h"
#include "editor/themes/editor_scale.h"
#include "scene/gui/box_container.h"
#include "scene/gui/button.h"
#include "scene/gui/link_button.h"
// The metadata key used to store and retrieve the version text to copy to the clipboard.
static const String META_TEXT_TO_COPY = "text_to_copy";
void EditorBottomPanel::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_THEME_CHANGED: {
expand_button->set_icon(get_editor_theme_icon(SNAME("ExpandBottomDock")));
for (int i = 0; i < items.size(); i++) {
items.write[i].button->add_theme_style_override("pressed", get_theme_stylebox(SNAME("MenuTransparent"), EditorStringName(EditorStyles)));
items.write[i].button->add_theme_style_override("hover_pressed", get_theme_stylebox(SNAME("MenuHover"), EditorStringName(EditorStyles)));
}
} break;
}
}
void EditorBottomPanel::_switch_by_control(bool p_visible, Control *p_control) {
for (int i = 0; i < items.size(); i++) {
if (items[i].control == p_control) {
_switch_to_item(p_visible, i);
return;
}
}
}
void EditorBottomPanel::_switch_to_item(bool p_visible, int p_idx) {
ERR_FAIL_INDEX(p_idx, items.size());
if (items[p_idx].control->is_visible() == p_visible) {
return;
}
SplitContainer *center_split = Object::cast_to<SplitContainer>(get_parent());
ERR_FAIL_NULL(center_split);
if (p_visible) {
for (int i = 0; i < items.size(); i++) {
items[i].button->set_pressed_no_signal(i == p_idx);
items[i].control->set_visible(i == p_idx);
}
if (EditorDebuggerNode::get_singleton() == items[p_idx].control) {
// This is the debug panel which uses tabs, so the top section should be smaller.
add_theme_style_override("panel", get_theme_stylebox(SNAME("BottomPanelDebuggerOverride"), EditorStringName(EditorStyles)));
} else {
add_theme_style_override("panel", get_theme_stylebox(SNAME("BottomPanel"), EditorStringName(EditorStyles)));
}
center_split->set_dragger_visibility(SplitContainer::DRAGGER_VISIBLE);
center_split->set_collapsed(false);
if (expand_button->is_pressed()) {
EditorNode::get_top_split()->hide();
}
expand_button->show();
} else {
add_theme_style_override("panel", get_theme_stylebox(SNAME("BottomPanel"), EditorStringName(EditorStyles)));
items[p_idx].button->set_pressed_no_signal(false);
items[p_idx].control->set_visible(false);
center_split->set_dragger_visibility(SplitContainer::DRAGGER_HIDDEN);
center_split->set_collapsed(true);
expand_button->hide();
if (expand_button->is_pressed()) {
EditorNode::get_top_split()->show();
}
}
}
void EditorBottomPanel::_expand_button_toggled(bool p_pressed) {
EditorNode::get_top_split()->set_visible(!p_pressed);
}
void EditorBottomPanel::_version_button_pressed() {
DisplayServer::get_singleton()->clipboard_set(version_btn->get_meta(META_TEXT_TO_COPY));
}
bool EditorBottomPanel::_button_drag_hover(const Vector2 &, const Variant &, Button *p_button, Control *p_control) {
if (!p_button->is_pressed()) {
_switch_by_control(true, p_control);
}
return false;
}
void EditorBottomPanel::save_layout_to_config(Ref<ConfigFile> p_config_file, const String &p_section) const {
int selected_item_idx = -1;
for (int i = 0; i < items.size(); i++) {
if (items[i].button->is_pressed()) {
selected_item_idx = i;
break;
}
}
if (selected_item_idx != -1) {
p_config_file->set_value(p_section, "selected_bottom_panel_item", selected_item_idx);
} else {
p_config_file->set_value(p_section, "selected_bottom_panel_item", Variant());
}
}
void EditorBottomPanel::load_layout_from_config(Ref<ConfigFile> p_config_file, const String &p_section) {
bool has_active_tab = false;
if (p_config_file->has_section_key(p_section, "selected_bottom_panel_item")) {
int selected_item_idx = p_config_file->get_value(p_section, "selected_bottom_panel_item");
if (selected_item_idx >= 0 && selected_item_idx < items.size()) {
// Make sure we don't try to open contextual editors which are not enabled in the current context.
if (items[selected_item_idx].button->is_visible()) {
_switch_to_item(true, selected_item_idx);
has_active_tab = true;
}
}
}
// If there is no active tab we need to collapse the panel.
if (!has_active_tab) {
items[0].control->show(); // _switch_to_item() can collapse only visible tabs.
_switch_to_item(false, 0);
}
}
Button *EditorBottomPanel::add_item(String p_text, Control *p_item, bool p_at_front) {
Button *tb = memnew(Button);
tb->set_theme_type_variation("FlatMenuButton");
tb->connect("toggled", callable_mp(this, &EditorBottomPanel::_switch_by_control).bind(p_item));
tb->set_drag_forwarding(Callable(), callable_mp(this, &EditorBottomPanel::_button_drag_hover).bind(tb, p_item), Callable());
tb->set_text(p_text);
tb->set_toggle_mode(true);
tb->set_focus_mode(Control::FOCUS_NONE);
item_vbox->add_child(p_item);
bottom_hbox->move_to_front();
button_hbox->add_child(tb);
if (p_at_front) {
button_hbox->move_child(tb, 0);
}
p_item->set_v_size_flags(Control::SIZE_EXPAND_FILL);
p_item->hide();
BottomPanelItem bpi;
bpi.button = tb;
bpi.control = p_item;
bpi.name = p_text;
items.push_back(bpi);
return tb;
}
void EditorBottomPanel::remove_item(Control *p_item) {
for (int i = 0; i < items.size(); i++) {
if (items[i].control == p_item) {
if (p_item->is_visible_in_tree()) {
_switch_to_item(false, i);
}
item_vbox->remove_child(items[i].control);
button_hbox->remove_child(items[i].button);
memdelete(items[i].button);
items.remove_at(i);
break;
}
}
}
void EditorBottomPanel::make_item_visible(Control *p_item, bool p_visible) {
_switch_by_control(p_visible, p_item);
}
void EditorBottomPanel::move_item_to_end(Control *p_item) {
for (int i = 0; i < items.size(); i++) {
if (items[i].control == p_item) {
items[i].button->move_to_front();
SWAP(items.write[i], items.write[items.size() - 1]);
break;
}
}
}
void EditorBottomPanel::hide_bottom_panel() {
for (int i = 0; i < items.size(); i++) {
if (items[i].control->is_visible()) {
_switch_to_item(false, i);
break;
}
}
}
EditorBottomPanel::EditorBottomPanel() {
item_vbox = memnew(VBoxContainer);
add_child(item_vbox);
bottom_hbox = memnew(HBoxContainer);
bottom_hbox->set_custom_minimum_size(Size2(0, 24 * EDSCALE)); // Adjust for the height of the "Expand Bottom Dock" icon.
item_vbox->add_child(bottom_hbox);
button_hbox = memnew(HBoxContainer);
button_hbox->set_h_size_flags(Control::SIZE_EXPAND_FILL);
bottom_hbox->add_child(button_hbox);
editor_toaster = memnew(EditorToaster);
bottom_hbox->add_child(editor_toaster);
VBoxContainer *version_info_vbox = memnew(VBoxContainer);
bottom_hbox->add_child(version_info_vbox);
// Add a dummy control node for vertical spacing.
Control *v_spacer = memnew(Control);
version_info_vbox->add_child(v_spacer);
version_btn = memnew(LinkButton);
version_btn->set_text(VERSION_FULL_CONFIG);
String hash = String(VERSION_HASH);
if (hash.length() != 0) {
hash = " " + vformat("[%s]", hash.left(9));
}
// Set the text to copy in metadata as it slightly differs from the button's text.
version_btn->set_meta(META_TEXT_TO_COPY, "v" VERSION_FULL_BUILD + hash);
// Fade out the version label to be less prominent, but still readable.
version_btn->set_self_modulate(Color(1, 1, 1, 0.65));
version_btn->set_underline_mode(LinkButton::UNDERLINE_MODE_ON_HOVER);
version_btn->set_tooltip_text(TTR("Click to copy."));
version_btn->connect("pressed", callable_mp(this, &EditorBottomPanel::_version_button_pressed));
version_info_vbox->add_child(version_btn);
// Add a dummy control node for horizontal spacing.
Control *h_spacer = memnew(Control);
bottom_hbox->add_child(h_spacer);
expand_button = memnew(Button);
bottom_hbox->add_child(expand_button);
expand_button->hide();
expand_button->set_flat(false);
expand_button->set_theme_type_variation("FlatMenuButton");
expand_button->set_toggle_mode(true);
expand_button->set_shortcut(ED_SHORTCUT_AND_COMMAND("editor/bottom_panel_expand", TTR("Expand Bottom Panel"), KeyModifierMask::SHIFT | Key::F12));
expand_button->connect("toggled", callable_mp(this, &EditorBottomPanel::_expand_button_toggled));
}