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) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 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;
allow_multi_select = p_enable_multi;
search_options->set_select_mode(allow_multi_select ? Tree::SELECT_MULTI : Tree::SELECT_SINGLE);
popup_centered_clamped(Size2i(600, 440), 0.8f);
EditorFileSystemDirectory *efsd = EditorFileSystem::get_singleton()->get_filesystem();
_build_search_cache(efsd);
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if (p_dontclear) {
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search_box->select_all();
_update_search();
} else {
search_box->clear(); // This will emit text_changed.
}
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search_box->grab_focus();
}
void EditorQuickOpen::_build_search_cache(EditorFileSystemDirectory *p_efsd) {
for (int i = 0; i < p_efsd->get_subdir_count(); i++) {
_build_search_cache(p_efsd->get_subdir(i));
}
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for (int i = 0; i < p_efsd->get_file_count(); i++) {
String file_type = p_efsd->get_file_type(i);
if (ClassDB::is_parent_class(file_type, base_type)) {
String file = p_efsd->get_file_path(i);
files.push_back(file.substr(6, file.length()));
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// Store refs to used icons.
String ext = file.get_extension();
if (!icons.has(ext)) {
icons.insert(ext, get_theme_icon((has_theme_icon(file_type, "EditorIcons") ? file_type : "Object"), "EditorIcons"));
}
}
}
}
void EditorQuickOpen::_update_search() {
const String search_text = search_box->get_text();
const bool empty_search = search_text == "";
// Filter possible candidates.
Vector<Entry> entries;
for (int i = 0; i < files.size(); i++) {
if (empty_search || search_text.is_subsequence_ofi(files[i])) {
Entry r;
r.path = files[i];
r.score = empty_search ? 0 : _score_path(search_text, files[i].to_lower());
entries.push_back(r);
}
}
// Display results
TreeItem *root = search_options->get_root();
root->clear_children();
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if (entries.size() > 0) {
if (!empty_search) {
SortArray<Entry, EntryComparator> sorter;
sorter.sort(entries.ptrw(), entries.size());
}
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const int entry_limit = MIN(entries.size(), 300);
for (int i = 0; i < entry_limit; i++) {
TreeItem *ti = search_options->create_item(root);
ti->set_text(0, entries[i].path);
ti->set_icon(0, *icons.lookup_ptr(entries[i].path.get_extension()));
}
TreeItem *to_select = root->get_children();
to_select->select(0);
to_select->set_as_cursor(0);
search_options->scroll_to_item(to_select);
get_ok_button()->set_disabled(false);
} else {
search_options->deselect_all();
get_ok_button()->set_disabled(true);
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}
}
float EditorQuickOpen::_score_path(const String &p_search, const String &p_path) {
float score = 0.9f + .1f * (p_search.length() / (float)p_path.length());
// Positive bias for matches close to the beginning of the file name.
String file = p_path.get_file();
int pos = file.findn(p_search);
if (pos != -1) {
return score * (1.0f - 0.1f * (float(pos) / file.length()));
}
// Positive bias for matches close to the end of the path.
pos = p_path.rfindn(p_search);
if (pos != -1) {
return score * (0.8f - 0.1f * (float(p_path.length() - pos) / p_path.length()));
}
// Remaining results belong to the same class of results.
return score * 0.69f;
}
void EditorQuickOpen::_confirmed() {
if (!search_options->get_selected()) {
return;
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}
_cleanup();
emit_signal("quick_open");
hide();
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}
void EditorQuickOpen::cancel_pressed() {
_cleanup();
}
void EditorQuickOpen::_cleanup() {
files.clear();
icons.clear();
}
void EditorQuickOpen::_text_changed(const String &p_newtext) {
_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();
if (allow_multi_select) {
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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}
String EditorQuickOpen::get_selected() const {
TreeItem *ti = search_options->get_selected();
if (!ti) {
return String();
}
return "res://" + ti->get_text(0);
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}
Vector<String> EditorQuickOpen::get_selected_files() const {
Vector<String> selected_files;
TreeItem *item = search_options->get_next_selected(search_options->get_root());
while (item) {
selected_files.push_back("res://" + item->get_text(0));
item = search_options->get_next_selected(item);
}
return selected_files;
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}
StringName EditorQuickOpen::get_base_type() const {
return base_type;
}
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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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}
}
void EditorQuickOpen::_theme_changed() {
search_box->set_right_icon(search_options->get_theme_icon("Search", "EditorIcons"));
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}
void EditorQuickOpen::_bind_methods() {
ADD_SIGNAL(MethodInfo("quick_open"));
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}
EditorQuickOpen::EditorQuickOpen() {
allow_multi_select = false;
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);
register_text_enter(search_box);
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search_options = memnew(Tree);
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search_options->connect("item_activated", callable_mp(this, &EditorQuickOpen::_confirmed));
search_options->create_item();
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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_button()->set_text(TTR("Open"));
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set_hide_on_ok(false);
}