godot/editor/quick_open.cpp

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/*************************************************************************/
/* quick_open.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
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/*************************************************************************/
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
/* 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. */
/*************************************************************************/
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#include "quick_open.h"
#include "core/os/keyboard.h"
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void EditorQuickOpen::popup_dialog(const StringName &p_base, bool p_enable_multi, bool p_dontclear) {
base_type = p_base;
search_options->set_select_mode(p_enable_multi ? Tree::SELECT_MULTI : Tree::SELECT_SINGLE);
popup_centered_ratio(0.4);
if (p_dontclear) {
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search_box->select_all();
} else {
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search_box->clear();
}
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search_box->grab_focus();
_update_search();
}
String EditorQuickOpen::get_selected() const {
TreeItem *ti = search_options->get_selected();
if (!ti) {
return String();
}
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return "res://" + ti->get_text(0);
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}
Vector<String> EditorQuickOpen::get_selected_files() const {
Vector<String> files;
TreeItem *item = search_options->get_next_selected(search_options->get_root());
while (item) {
files.push_back("res://" + item->get_text(0));
item = search_options->get_next_selected(item);
}
return files;
}
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void EditorQuickOpen::_text_changed(const String &p_newtext) {
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_update_search();
}
void EditorQuickOpen::_sbox_input(const Ref<InputEvent> &p_ie) {
Ref<InputEventKey> k = p_ie;
if (k.is_valid()) {
switch (k->get_keycode()) {
case KEY_UP:
case KEY_DOWN:
case KEY_PAGEUP:
case KEY_PAGEDOWN: {
search_options->call("_gui_input", k);
search_box->accept_event();
TreeItem *root = search_options->get_root();
if (!root->get_children()) {
break;
}
TreeItem *current = search_options->get_selected();
TreeItem *item = search_options->get_next_selected(root);
while (item) {
item->deselect(0);
item = search_options->get_next_selected(item);
}
current->select(0);
current->set_as_cursor(0);
} break;
}
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}
}
float EditorQuickOpen::_score_path(String search, String path) const {
// Positive bias for matches close to the _beginning of the file name_.
String file = path.get_file();
int pos = file.findn(search);
if (pos != -1) {
return 1.0f - 0.1f * (float(pos) / file.length());
}
// Positive bias for matches close to the _end of the path_.
String base = path.get_base_dir();
pos = base.rfindn(search);
if (pos != -1) {
return 0.9f - 0.1f * (float(base.length() - pos) / base.length());
}
// Results that contain all characters but not the string.
return path.similarity(search) * 0.8f;
}
void EditorQuickOpen::_parse_fs(EditorFileSystemDirectory *efsd, Vector<Pair<String, Ref<Texture2D>>> &list) {
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for (int i = 0; i < efsd->get_subdir_count(); i++) {
_parse_fs(efsd->get_subdir(i), list);
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}
for (int i = 0; i < efsd->get_file_count(); i++) {
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StringName file_type = efsd->get_file_type(i);
if (ClassDB::is_parent_class(file_type, base_type)) {
String file = efsd->get_file_path(i);
file = file.substr(6, file.length());
if (search_box->get_text().is_subsequence_ofi(file)) {
Pair<String, Ref<Texture2D>> pair;
pair.first = file;
pair.second = search_options->get_theme_icon(search_options->has_theme_icon(file_type, ei) ? file_type : ot, ei);
list.push_back(pair);
}
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}
}
}
Vector<Pair<String, Ref<Texture2D>>> EditorQuickOpen::_sort_fs(Vector<Pair<String, Ref<Texture2D>>> &list) {
String search_text = search_box->get_text().to_lower();
Vector<Pair<String, Ref<Texture2D>>> sorted_list;
if (search_text == String() || list.size() == 0) {
return list;
}
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Vector<float> scores;
scores.resize(list.size());
for (int i = 0; i < list.size(); i++) {
scores.write[i] = _score_path(search_text, list[i].first.to_lower());
}
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while (list.size() > 0) {
float best_score = 0.0f;
int best_idx = 0;
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for (int i = 0; i < list.size(); i++) {
float current_score = scores[i];
if (current_score > best_score) {
best_score = current_score;
best_idx = i;
}
}
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sorted_list.push_back(list[best_idx]);
list.remove(best_idx);
scores.remove(best_idx);
}
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return sorted_list;
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}
void EditorQuickOpen::_update_search() {
search_options->clear();
TreeItem *root = search_options->create_item();
EditorFileSystemDirectory *efsd = EditorFileSystem::get_singleton()->get_filesystem();
Vector<Pair<String, Ref<Texture2D>>> list;
_parse_fs(efsd, list);
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list = _sort_fs(list);
for (int i = 0; i < list.size(); i++) {
TreeItem *ti = search_options->create_item(root);
ti->set_text(0, list[i].first);
ti->set_icon(0, list[i].second);
}
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TreeItem *result = root->get_children();
if (result) {
result->select(0);
result->set_as_cursor(0);
}
get_ok()->set_disabled(!result);
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}
void EditorQuickOpen::_confirmed() {
if (!search_options->get_selected()) {
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return;
}
emit_signal("quick_open");
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hide();
}
void EditorQuickOpen::_theme_changed() {
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search_box->set_right_icon(search_options->get_theme_icon("Search", ei));
}
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void EditorQuickOpen::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
connect("confirmed", callable_mp(this, &EditorQuickOpen::_confirmed));
search_box->set_clear_button_enabled(true);
} break;
case NOTIFICATION_EXIT_TREE: {
disconnect("confirmed", callable_mp(this, &EditorQuickOpen::_confirmed));
} break;
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}
}
StringName EditorQuickOpen::get_base_type() const {
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return base_type;
}
void EditorQuickOpen::_bind_methods() {
ADD_SIGNAL(MethodInfo("quick_open"));
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}
EditorQuickOpen::EditorQuickOpen() {
VBoxContainer *vbc = memnew(VBoxContainer);
vbc->connect("theme_changed", callable_mp(this, &EditorQuickOpen::_theme_changed));
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add_child(vbc);
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search_box = memnew(LineEdit);
search_box->connect("text_changed", callable_mp(this, &EditorQuickOpen::_text_changed));
search_box->connect("gui_input", callable_mp(this, &EditorQuickOpen::_sbox_input));
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vbc->add_margin_child(TTR("Search:"), search_box);
search_options = memnew(Tree);
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search_options->connect("item_activated", callable_mp(this, &EditorQuickOpen::_confirmed));
search_options->set_hide_root(true);
search_options->set_hide_folding(true);
search_options->add_theme_constant_override("draw_guides", 1);
vbc->add_margin_child(TTR("Matches:"), search_options, true);
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get_ok()->set_text(TTR("Open"));
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register_text_enter(search_box);
set_hide_on_ok(false);
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ei = "EditorIcons";
ot = "Object";
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}