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godot/editor/code_editor.cpp

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/*************************************************************************/
/* code_editor.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* 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 "code_editor.h"
#include "core/os/input.h"
#include "core/os/keyboard.h"
#include "core/string_builder.h"
#include "editor/editor_scale.h"
#include "editor_node.h"
#include "editor_settings.h"
#include "scene/gui/margin_container.h"
#include "scene/gui/separator.h"
#include "scene/resources/dynamic_font.h"
void GotoLineDialog::popup_find_line(TextEdit *p_edit) {
text_editor = p_edit;
line->set_text(itos(text_editor->cursor_get_line()));
line->select_all();
popup_centered(Size2(180, 80) * EDSCALE);
line->grab_focus();
}
int GotoLineDialog::get_line() const {
return line->get_text().to_int();
}
void GotoLineDialog::ok_pressed() {
if (get_line() < 1 || get_line() > text_editor->get_line_count())
return;
text_editor->unfold_line(get_line() - 1);
text_editor->cursor_set_line(get_line() - 1);
hide();
}
GotoLineDialog::GotoLineDialog() {
set_title(TTR("Go to Line"));
VBoxContainer *vbc = memnew(VBoxContainer);
vbc->set_anchor_and_margin(MARGIN_LEFT, ANCHOR_BEGIN, 8 * EDSCALE);
vbc->set_anchor_and_margin(MARGIN_TOP, ANCHOR_BEGIN, 8 * EDSCALE);
vbc->set_anchor_and_margin(MARGIN_RIGHT, ANCHOR_END, -8 * EDSCALE);
vbc->set_anchor_and_margin(MARGIN_BOTTOM, ANCHOR_END, -8 * EDSCALE);
add_child(vbc);
Label *l = memnew(Label);
l->set_text(TTR("Line Number:"));
vbc->add_child(l);
line = memnew(LineEdit);
vbc->add_child(line);
register_text_enter(line);
text_editor = NULL;
set_hide_on_ok(false);
}
void FindReplaceBar::_notification(int p_what) {
if (p_what == NOTIFICATION_READY) {
find_prev->set_icon(get_icon("MoveUp", "EditorIcons"));
find_next->set_icon(get_icon("MoveDown", "EditorIcons"));
hide_button->set_normal_texture(get_icon("Close", "EditorIcons"));
hide_button->set_hover_texture(get_icon("Close", "EditorIcons"));
hide_button->set_pressed_texture(get_icon("Close", "EditorIcons"));
hide_button->set_custom_minimum_size(hide_button->get_normal_texture()->get_size());
} else if (p_what == NOTIFICATION_VISIBILITY_CHANGED) {
set_process_unhandled_input(is_visible_in_tree());
} else if (p_what == EditorSettings::NOTIFICATION_EDITOR_SETTINGS_CHANGED) {
find_prev->set_icon(get_icon("MoveUp", "EditorIcons"));
find_next->set_icon(get_icon("MoveDown", "EditorIcons"));
hide_button->set_normal_texture(get_icon("Close", "EditorIcons"));
hide_button->set_hover_texture(get_icon("Close", "EditorIcons"));
hide_button->set_pressed_texture(get_icon("Close", "EditorIcons"));
hide_button->set_custom_minimum_size(hide_button->get_normal_texture()->get_size());
}
}
void FindReplaceBar::_unhandled_input(const Ref<InputEvent> &p_event) {
Ref<InputEventKey> k = p_event;
if (k.is_valid()) {
if (k->is_pressed() && (text_edit->has_focus() || vbc_lineedit->is_a_parent_of(get_focus_owner()))) {
bool accepted = true;
switch (k->get_scancode()) {
case KEY_ESCAPE: {
_hide_bar();
} break;
default: {
accepted = false;
} break;
}
if (accepted) {
accept_event();
}
}
}
}
bool FindReplaceBar::_search(uint32_t p_flags, int p_from_line, int p_from_col) {
int line, col;
String text = get_search_text();
bool found = text_edit->search(text, p_flags, p_from_line, p_from_col, line, col);
if (found) {
if (!preserve_cursor) {
text_edit->unfold_line(line);
text_edit->cursor_set_line(line, false);
text_edit->cursor_set_column(col + text.length(), false);
text_edit->center_viewport_to_cursor();
}
text_edit->set_search_text(text);
text_edit->set_search_flags(p_flags);
text_edit->set_current_search_result(line, col);
result_line = line;
result_col = col;
set_error("");
} else {
result_line = -1;
result_col = -1;
text_edit->set_search_text("");
set_error(text.empty() ? "" : TTR("No Matches"));
}
return found;
}
void FindReplaceBar::_replace() {
if (result_line != -1 && result_col != -1) {
text_edit->begin_complex_operation();
text_edit->unfold_line(result_line);
text_edit->select(result_line, result_col, result_line, result_col + get_search_text().length());
text_edit->insert_text_at_cursor(get_replace_text());
text_edit->end_complex_operation();
}
search_current();
}
void FindReplaceBar::_replace_all() {
text_edit->disconnect("text_changed", this, "_editor_text_changed");
// line as x so it gets priority in comparison, column as y
Point2i orig_cursor(text_edit->cursor_get_line(), text_edit->cursor_get_column());
Point2i prev_match = Point2(-1, -1);
bool selection_enabled = text_edit->is_selection_active();
Point2i selection_begin, selection_end;
if (selection_enabled) {
selection_begin = Point2i(text_edit->get_selection_from_line(), text_edit->get_selection_from_column());
selection_end = Point2i(text_edit->get_selection_to_line(), text_edit->get_selection_to_column());
}
int vsval = text_edit->get_v_scroll();
text_edit->cursor_set_line(0);
text_edit->cursor_set_column(0);
String replace_text = get_replace_text();
int search_text_len = get_search_text().length();
int rc = 0;
replace_all_mode = true;
text_edit->begin_complex_operation();
if (search_current()) {
do {
// replace area
Point2i match_from(result_line, result_col);
Point2i match_to(result_line, result_col + search_text_len);
if (match_from < prev_match) {
break; // done
}
prev_match = Point2i(result_line, result_col + replace_text.length());
text_edit->unfold_line(result_line);
text_edit->select(result_line, result_col, result_line, match_to.y);
if (selection_enabled && is_selection_only()) {
if (match_from < selection_begin || match_to > selection_end) {
continue;
}
// replace but adjust selection bounds
text_edit->insert_text_at_cursor(replace_text);
if (match_to.x == selection_end.x) {
selection_end.y += replace_text.length() - search_text_len;
}
} else {
// just replace
text_edit->insert_text_at_cursor(replace_text);
}
rc++;
} while (search_next());
}
text_edit->end_complex_operation();
replace_all_mode = false;
// restore editor state (selection, cursor, scroll)
text_edit->cursor_set_line(orig_cursor.x);
text_edit->cursor_set_column(orig_cursor.y);
if (selection_enabled && is_selection_only()) {
// reselect
text_edit->select(selection_begin.x, selection_begin.y, selection_end.x, selection_end.y);
} else {
text_edit->deselect();
}
text_edit->set_v_scroll(vsval);
set_error(vformat(TTR("Replaced %d occurrence(s)."), rc));
text_edit->call_deferred("connect", "text_changed", this, "_editor_text_changed");
}
void FindReplaceBar::_get_search_from(int &r_line, int &r_col) {
r_line = text_edit->cursor_get_line();
r_col = text_edit->cursor_get_column();
if (text_edit->is_selection_active() && !replace_all_mode) {
int selection_line = text_edit->get_selection_from_line();
if (text_edit->get_selection_text() == get_search_text() && r_line == selection_line) {
int selection_from_col = text_edit->get_selection_from_column();
if (r_col >= selection_from_col && r_col <= text_edit->get_selection_to_column()) {
r_col = selection_from_col;
}
}
}
if (r_line == result_line && r_col >= result_col && r_col <= result_col + get_search_text().length()) {
r_col = result_col;
}
}
bool FindReplaceBar::search_current() {
uint32_t flags = 0;
if (is_whole_words())
flags |= TextEdit::SEARCH_WHOLE_WORDS;
if (is_case_sensitive())
flags |= TextEdit::SEARCH_MATCH_CASE;
int line, col;
_get_search_from(line, col);
return _search(flags, line, col);
}
bool FindReplaceBar::search_prev() {
uint32_t flags = 0;
String text = get_search_text();
if (is_whole_words())
flags |= TextEdit::SEARCH_WHOLE_WORDS;
if (is_case_sensitive())
flags |= TextEdit::SEARCH_MATCH_CASE;
flags |= TextEdit::SEARCH_BACKWARDS;
int line, col;
_get_search_from(line, col);
col -= text.length();
if (col < 0) {
line -= 1;
if (line < 0)
line = text_edit->get_line_count() - 1;
col = text_edit->get_line(line).length();
}
return _search(flags, line, col);
}
bool FindReplaceBar::search_next() {
uint32_t flags = 0;
String text = get_search_text();
if (is_whole_words())
flags |= TextEdit::SEARCH_WHOLE_WORDS;
if (is_case_sensitive())
flags |= TextEdit::SEARCH_MATCH_CASE;
int line, col;
_get_search_from(line, col);
if (line == result_line && col == result_col) {
col += text.length();
if (col > text_edit->get_line(line).length()) {
line += 1;
if (line >= text_edit->get_line_count())
line = 0;
col = 0;
}
}
return _search(flags, line, col);
}
void FindReplaceBar::_hide_bar() {
if (replace_text->has_focus() || search_text->has_focus())
text_edit->grab_focus();
text_edit->set_search_text("");
result_line = -1;
result_col = -1;
set_error("");
hide();
}
void FindReplaceBar::_show_search() {
show();
search_text->call_deferred("grab_focus");
if (text_edit->is_selection_active() && !selection_only->is_pressed()) {
search_text->set_text(text_edit->get_selection_text());
}
if (!get_search_text().empty()) {
search_text->select_all();
search_text->set_cursor_position(search_text->get_text().length());
search_current();
}
}
void FindReplaceBar::popup_search() {
replace_text->hide();
hbc_button_replace->hide();
hbc_option_replace->hide();
_show_search();
}
void FindReplaceBar::popup_replace() {
if (!replace_text->is_visible_in_tree()) {
replace_text->clear();
replace_text->show();
hbc_button_replace->show();
hbc_option_replace->show();
}
selection_only->set_pressed((text_edit->is_selection_active() && text_edit->get_selection_from_line() < text_edit->get_selection_to_line()));
_show_search();
}
void FindReplaceBar::_search_options_changed(bool p_pressed) {
search_current();
}
void FindReplaceBar::_editor_text_changed() {
if (is_visible_in_tree()) {
preserve_cursor = true;
search_current();
preserve_cursor = false;
}
}
void FindReplaceBar::_search_text_changed(const String &p_text) {
search_current();
}
void FindReplaceBar::_search_text_entered(const String &p_text) {
if (Input::get_singleton()->is_key_pressed(KEY_SHIFT)) {
search_prev();
} else {
search_next();
}
}
void FindReplaceBar::_replace_text_entered(const String &p_text) {
if (selection_only->is_pressed() && text_edit->is_selection_active()) {
_replace_all();
_hide_bar();
}
}
String FindReplaceBar::get_search_text() const {
return search_text->get_text();
}
String FindReplaceBar::get_replace_text() const {
return replace_text->get_text();
}
bool FindReplaceBar::is_case_sensitive() const {
return case_sensitive->is_pressed();
}
bool FindReplaceBar::is_whole_words() const {
return whole_words->is_pressed();
}
bool FindReplaceBar::is_selection_only() const {
return selection_only->is_pressed();
}
void FindReplaceBar::set_error(const String &p_label) {
emit_signal("error", p_label);
}
void FindReplaceBar::set_text_edit(TextEdit *p_text_edit) {
text_edit = p_text_edit;
text_edit->connect("text_changed", this, "_editor_text_changed");
}
void FindReplaceBar::_bind_methods() {
ClassDB::bind_method("_unhandled_input", &FindReplaceBar::_unhandled_input);
ClassDB::bind_method("_editor_text_changed", &FindReplaceBar::_editor_text_changed);
ClassDB::bind_method("_search_text_changed", &FindReplaceBar::_search_text_changed);
ClassDB::bind_method("_search_text_entered", &FindReplaceBar::_search_text_entered);
ClassDB::bind_method("_replace_text_entered", &FindReplaceBar::_replace_text_entered);
ClassDB::bind_method("_search_current", &FindReplaceBar::search_current);
ClassDB::bind_method("_search_next", &FindReplaceBar::search_next);
ClassDB::bind_method("_search_prev", &FindReplaceBar::search_prev);
ClassDB::bind_method("_replace_pressed", &FindReplaceBar::_replace);
ClassDB::bind_method("_replace_all_pressed", &FindReplaceBar::_replace_all);
ClassDB::bind_method("_search_options_changed", &FindReplaceBar::_search_options_changed);
ClassDB::bind_method("_hide_pressed", &FindReplaceBar::_hide_bar);
ADD_SIGNAL(MethodInfo("search"));
ADD_SIGNAL(MethodInfo("error"));
}
FindReplaceBar::FindReplaceBar() {
replace_all_mode = false;
preserve_cursor = false;
vbc_lineedit = memnew(VBoxContainer);
add_child(vbc_lineedit);
vbc_lineedit->set_h_size_flags(SIZE_EXPAND_FILL);
VBoxContainer *vbc_button = memnew(VBoxContainer);
add_child(vbc_button);
VBoxContainer *vbc_option = memnew(VBoxContainer);
add_child(vbc_option);
HBoxContainer *hbc_button_search = memnew(HBoxContainer);
vbc_button->add_child(hbc_button_search);
hbc_button_replace = memnew(HBoxContainer);
vbc_button->add_child(hbc_button_replace);
HBoxContainer *hbc_option_search = memnew(HBoxContainer);
vbc_option->add_child(hbc_option_search);
hbc_option_replace = memnew(HBoxContainer);
vbc_option->add_child(hbc_option_replace);
// search toolbar
search_text = memnew(LineEdit);
vbc_lineedit->add_child(search_text);
search_text->set_custom_minimum_size(Size2(100 * EDSCALE, 0));
search_text->connect("text_changed", this, "_search_text_changed");
search_text->connect("text_entered", this, "_search_text_entered");
find_prev = memnew(ToolButton);
hbc_button_search->add_child(find_prev);
find_prev->set_focus_mode(FOCUS_NONE);
find_prev->connect("pressed", this, "_search_prev");
find_next = memnew(ToolButton);
hbc_button_search->add_child(find_next);
find_next->set_focus_mode(FOCUS_NONE);
find_next->connect("pressed", this, "_search_next");
case_sensitive = memnew(CheckBox);
hbc_option_search->add_child(case_sensitive);
case_sensitive->set_text(TTR("Match Case"));
case_sensitive->set_focus_mode(FOCUS_NONE);
case_sensitive->connect("toggled", this, "_search_options_changed");
whole_words = memnew(CheckBox);
hbc_option_search->add_child(whole_words);
whole_words->set_text(TTR("Whole Words"));
whole_words->set_focus_mode(FOCUS_NONE);
whole_words->connect("toggled", this, "_search_options_changed");
// replace toolbar
replace_text = memnew(LineEdit);
vbc_lineedit->add_child(replace_text);
replace_text->set_custom_minimum_size(Size2(100 * EDSCALE, 0));
replace_text->connect("text_entered", this, "_replace_text_entered");
replace = memnew(Button);
hbc_button_replace->add_child(replace);
replace->set_text(TTR("Replace"));
replace->connect("pressed", this, "_replace_pressed");
replace_all = memnew(Button);
hbc_button_replace->add_child(replace_all);
replace_all->set_text(TTR("Replace All"));
replace_all->connect("pressed", this, "_replace_all_pressed");
selection_only = memnew(CheckBox);
hbc_option_replace->add_child(selection_only);
selection_only->set_text(TTR("Selection Only"));
selection_only->set_focus_mode(FOCUS_NONE);
selection_only->connect("toggled", this, "_search_options_changed");
hide_button = memnew(TextureButton);
add_child(hide_button);
hide_button->set_focus_mode(FOCUS_NONE);
hide_button->connect("pressed", this, "_hide_pressed");
hide_button->set_v_size_flags(SIZE_SHRINK_CENTER);
}
/*** CODE EDITOR ****/
void CodeTextEditor::_text_editor_gui_input(const Ref<InputEvent> &p_event) {
Ref<InputEventMouseButton> mb = p_event;
if (mb.is_valid()) {
if (mb->is_pressed() && mb->get_command()) {
if (mb->get_button_index() == BUTTON_WHEEL_UP) {
_zoom_in();
} else if (mb->get_button_index() == BUTTON_WHEEL_DOWN) {
_zoom_out();
}
}
}
Ref<InputEventMagnifyGesture> magnify_gesture = p_event;
if (magnify_gesture.is_valid()) {
Ref<DynamicFont> font = text_editor->get_font("font");
if (font.is_valid()) {
if (font->get_size() != (int)font_size) {
font_size = font->get_size();
}
font_size *= powf(magnify_gesture->get_factor(), 0.25);
_add_font_size((int)font_size - font->get_size());
}
return;
}
Ref<InputEventKey> k = p_event;
if (k.is_valid()) {
if (k->is_pressed()) {
if (ED_IS_SHORTCUT("script_editor/zoom_in", p_event)) {
_zoom_in();
}
if (ED_IS_SHORTCUT("script_editor/zoom_out", p_event)) {
_zoom_out();
}
if (ED_IS_SHORTCUT("script_editor/reset_zoom", p_event)) {
_reset_zoom();
}
}
}
}
void CodeTextEditor::_zoom_in() {
font_resize_val += MAX(EDSCALE, 1.0f);
_zoom_changed();
}
void CodeTextEditor::_zoom_out() {
font_resize_val -= MAX(EDSCALE, 1.0f);
_zoom_changed();
}
void CodeTextEditor::_zoom_changed() {
if (font_resize_timer->get_time_left() == 0)
font_resize_timer->start();
}
void CodeTextEditor::_reset_zoom() {
Ref<DynamicFont> font = text_editor->get_font("font"); // reset source font size to default
if (font.is_valid()) {
EditorSettings::get_singleton()->set("interface/editor/code_font_size", 14);
font->set_size(14);
}
}
void CodeTextEditor::_line_col_changed() {
String line = text_editor->get_line(text_editor->cursor_get_line());
int positional_column = 0;
for (int i = 0; i < text_editor->cursor_get_column(); i++) {
if (line[i] == '\t') {
positional_column += text_editor->get_indent_size(); //tab size
} else {
positional_column += 1;
}
}
StringBuilder *sb = memnew(StringBuilder);
sb->append("(");
sb->append(itos(text_editor->cursor_get_line() + 1).lpad(3));
sb->append(",");
sb->append(itos(positional_column + 1).lpad(3));
sb->append(")");
line_and_col_txt->set_text(sb->as_string());
}
void CodeTextEditor::_text_changed() {
if (text_editor->is_insert_text_operation()) {
code_complete_timer->start();
}
idle->start();
}
void CodeTextEditor::_code_complete_timer_timeout() {
if (!is_visible_in_tree())
return;
text_editor->query_code_comple();
}
void CodeTextEditor::_complete_request() {
List<String> entries;
String ctext = text_editor->get_text_for_completion();
_code_complete_script(ctext, &entries);
bool forced = false;
if (code_complete_func) {
code_complete_func(code_complete_ud, ctext, &entries, forced);
}
if (entries.size() == 0)
return;
Vector<String> strs;
strs.resize(entries.size());
int i = 0;
for (List<String>::Element *E = entries.front(); E; E = E->next()) {
strs.write[i++] = E->get();
}
text_editor->code_complete(strs, forced);
}
void CodeTextEditor::_font_resize_timeout() {
if (_add_font_size(font_resize_val)) {
font_resize_val = 0;
}
}
bool CodeTextEditor::_add_font_size(int p_delta) {
Ref<DynamicFont> font = text_editor->get_font("font");
if (font.is_valid()) {
int new_size = CLAMP(font->get_size() + p_delta, 8 * EDSCALE, 96 * EDSCALE);
if (new_size != font->get_size()) {
EditorSettings::get_singleton()->set("interface/editor/code_font_size", new_size / EDSCALE);
font->set_size(new_size);
}
return true;
} else {
return false;
}
}
void CodeTextEditor::update_editor_settings() {
text_editor->set_auto_brace_completion(EditorSettings::get_singleton()->get("text_editor/completion/auto_brace_complete"));
text_editor->set_scroll_pass_end_of_file(EditorSettings::get_singleton()->get("text_editor/cursor/scroll_past_end_of_file"));
text_editor->set_indent_using_spaces(EditorSettings::get_singleton()->get("text_editor/indent/type"));
text_editor->set_indent_size(EditorSettings::get_singleton()->get("text_editor/indent/size"));
text_editor->set_auto_indent(EditorSettings::get_singleton()->get("text_editor/indent/auto_indent"));
text_editor->set_draw_tabs(EditorSettings::get_singleton()->get("text_editor/indent/draw_tabs"));
text_editor->set_show_line_numbers(EditorSettings::get_singleton()->get("text_editor/line_numbers/show_line_numbers"));
text_editor->set_line_numbers_zero_padded(EditorSettings::get_singleton()->get("text_editor/line_numbers/line_numbers_zero_padded"));
text_editor->set_show_line_length_guideline(EditorSettings::get_singleton()->get("text_editor/line_numbers/show_line_length_guideline"));
text_editor->set_line_length_guideline_column(EditorSettings::get_singleton()->get("text_editor/line_numbers/line_length_guideline_column"));
text_editor->set_syntax_coloring(EditorSettings::get_singleton()->get("text_editor/highlighting/syntax_highlighting"));
text_editor->set_highlight_all_occurrences(EditorSettings::get_singleton()->get("text_editor/highlighting/highlight_all_occurrences"));
text_editor->set_highlight_current_line(EditorSettings::get_singleton()->get("text_editor/highlighting/highlight_current_line"));
text_editor->cursor_set_blink_enabled(EditorSettings::get_singleton()->get("text_editor/cursor/caret_blink"));
text_editor->cursor_set_blink_speed(EditorSettings::get_singleton()->get("text_editor/cursor/caret_blink_speed"));
text_editor->set_breakpoint_gutter_enabled(EditorSettings::get_singleton()->get("text_editor/line_numbers/show_breakpoint_gutter"));
text_editor->set_hiding_enabled(EditorSettings::get_singleton()->get("text_editor/line_numbers/code_folding"));
text_editor->set_draw_fold_gutter(EditorSettings::get_singleton()->get("text_editor/line_numbers/code_folding"));
text_editor->set_wrap_enabled(EditorSettings::get_singleton()->get("text_editor/line_numbers/word_wrap"));
text_editor->set_draw_info_gutter(EditorSettings::get_singleton()->get("text_editor/line_numbers/show_info_gutter"));
text_editor->cursor_set_block_mode(EditorSettings::get_singleton()->get("text_editor/cursor/block_caret"));
text_editor->set_smooth_scroll_enabled(EditorSettings::get_singleton()->get("text_editor/open_scripts/smooth_scrolling"));
text_editor->set_v_scroll_speed(EditorSettings::get_singleton()->get("text_editor/open_scripts/v_scroll_speed"));
}
void CodeTextEditor::trim_trailing_whitespace() {
bool trimed_whitespace = false;
for (int i = 0; i < text_editor->get_line_count(); i++) {
String line = text_editor->get_line(i);
if (line.ends_with(" ") || line.ends_with("\t")) {
if (!trimed_whitespace) {
text_editor->begin_complex_operation();
trimed_whitespace = true;
}
int end = 0;
for (int j = line.length() - 1; j > -1; j--) {
if (line[j] != ' ' && line[j] != '\t') {
end = j + 1;
break;
}
}
text_editor->set_line(i, line.substr(0, end));
}
}
if (trimed_whitespace) {
text_editor->end_complex_operation();
text_editor->update();
}
}
void CodeTextEditor::convert_indent_to_spaces() {
int indent_size = EditorSettings::get_singleton()->get("text_editor/indent/size");
String indent = "";
for (int i = 0; i < indent_size; i++) {
indent += " ";
}
int cursor_line = text_editor->cursor_get_line();
int cursor_column = text_editor->cursor_get_column();
bool changed_indentation = false;
for (int i = 0; i < text_editor->get_line_count(); i++) {
String line = text_editor->get_line(i);
if (line.length() <= 0) {
continue;
}
int j = 0;
while (j < line.length() && (line[j] == ' ' || line[j] == '\t')) {
if (line[j] == '\t') {
if (!changed_indentation) {
text_editor->begin_complex_operation();
changed_indentation = true;
}
if (cursor_line == i && cursor_column > j) {
cursor_column += indent_size - 1;
}
line = line.left(j) + indent + line.right(j + 1);
}
j++;
}
if (changed_indentation) {
text_editor->set_line(i, line);
}
}
if (changed_indentation) {
text_editor->cursor_set_column(cursor_column);
text_editor->end_complex_operation();
text_editor->update();
}
}
void CodeTextEditor::convert_indent_to_tabs() {
int indent_size = EditorSettings::get_singleton()->get("text_editor/indent/size");
indent_size -= 1;
int cursor_line = text_editor->cursor_get_line();
int cursor_column = text_editor->cursor_get_column();
bool changed_indentation = false;
for (int i = 0; i < text_editor->get_line_count(); i++) {
String line = text_editor->get_line(i);
if (line.length() <= 0) {
continue;
}
int j = 0;
int space_count = -1;
while (j < line.length() && (line[j] == ' ' || line[j] == '\t')) {
if (line[j] != '\t') {
space_count++;
if (space_count == indent_size) {
if (!changed_indentation) {
text_editor->begin_complex_operation();
changed_indentation = true;
}
if (cursor_line == i && cursor_column > j) {
cursor_column -= indent_size;
}
line = line.left(j - indent_size) + "\t" + line.right(j + 1);
j = 0;
space_count = -1;
}
} else {
space_count = -1;
}
j++;
}
if (changed_indentation) {
text_editor->set_line(i, line);
}
}
if (changed_indentation) {
text_editor->cursor_set_column(cursor_column);
text_editor->end_complex_operation();
text_editor->update();
}
}
void CodeTextEditor::convert_case(CaseStyle p_case) {
if (!text_editor->is_selection_active()) {
return;
}
text_editor->begin_complex_operation();
int begin = text_editor->get_selection_from_line();
int end = text_editor->get_selection_to_line();
int begin_col = text_editor->get_selection_from_column();
int end_col = text_editor->get_selection_to_column();
for (int i = begin; i <= end; i++) {
int len = text_editor->get_line(i).length();
if (i == end)
len -= len - end_col;
if (i == begin)
len -= begin_col;
String new_line = text_editor->get_line(i).substr(i == begin ? begin_col : 0, len);
switch (p_case) {
case UPPER: {
new_line = new_line.to_upper();
} break;
case LOWER: {
new_line = new_line.to_lower();
} break;
case CAPITALIZE: {
new_line = new_line.capitalize();
} break;
}
if (i == begin) {
new_line = text_editor->get_line(i).left(begin_col) + new_line;
}
if (i == end) {
new_line = new_line + text_editor->get_line(i).right(end_col);
}
text_editor->set_line(i, new_line);
}
text_editor->end_complex_operation();
}
void CodeTextEditor::move_lines_up() {
text_editor->begin_complex_operation();
if (text_editor->is_selection_active()) {
int from_line = text_editor->get_selection_from_line();
int from_col = text_editor->get_selection_from_column();
int to_line = text_editor->get_selection_to_line();
int to_column = text_editor->get_selection_to_column();
for (int i = from_line; i <= to_line; i++) {
int line_id = i;
int next_id = i - 1;
if (line_id == 0 || next_id < 0)
return;
text_editor->unfold_line(line_id);
text_editor->unfold_line(next_id);
text_editor->swap_lines(line_id, next_id);
text_editor->cursor_set_line(next_id);
}
int from_line_up = from_line > 0 ? from_line - 1 : from_line;
int to_line_up = to_line > 0 ? to_line - 1 : to_line;
text_editor->select(from_line_up, from_col, to_line_up, to_column);
} else {
int line_id = text_editor->cursor_get_line();
int next_id = line_id - 1;
if (line_id == 0 || next_id < 0)
return;
text_editor->unfold_line(line_id);
text_editor->unfold_line(next_id);
text_editor->swap_lines(line_id, next_id);
text_editor->cursor_set_line(next_id);
}
text_editor->end_complex_operation();
text_editor->update();
}
void CodeTextEditor::move_lines_down() {
text_editor->begin_complex_operation();
if (text_editor->is_selection_active()) {
int from_line = text_editor->get_selection_from_line();
int from_col = text_editor->get_selection_from_column();
int to_line = text_editor->get_selection_to_line();
int to_column = text_editor->get_selection_to_column();
for (int i = to_line; i >= from_line; i--) {
int line_id = i;
int next_id = i + 1;
if (line_id == text_editor->get_line_count() - 1 || next_id > text_editor->get_line_count())
return;
text_editor->unfold_line(line_id);
text_editor->unfold_line(next_id);
text_editor->swap_lines(line_id, next_id);
text_editor->cursor_set_line(next_id);
}
int from_line_down = from_line < text_editor->get_line_count() ? from_line + 1 : from_line;
int to_line_down = to_line < text_editor->get_line_count() ? to_line + 1 : to_line;
text_editor->select(from_line_down, from_col, to_line_down, to_column);
} else {
int line_id = text_editor->cursor_get_line();
int next_id = line_id + 1;
if (line_id == text_editor->get_line_count() - 1 || next_id > text_editor->get_line_count())
return;
text_editor->unfold_line(line_id);
text_editor->unfold_line(next_id);
text_editor->swap_lines(line_id, next_id);
text_editor->cursor_set_line(next_id);
}
text_editor->end_complex_operation();
text_editor->update();
}
void CodeTextEditor::delete_lines() {
text_editor->begin_complex_operation();
if (text_editor->is_selection_active()) {
int to_line = text_editor->get_selection_to_line();
int from_line = text_editor->get_selection_from_line();
int count = Math::abs(to_line - from_line) + 1;
text_editor->cursor_set_line(to_line, false);
while (count) {
text_editor->set_line(text_editor->cursor_get_line(), "");
text_editor->backspace_at_cursor();
count--;
if (count)
text_editor->unfold_line(from_line);
}
text_editor->cursor_set_line(from_line - 1);
text_editor->deselect();
} else {
int line = text_editor->cursor_get_line();
text_editor->set_line(text_editor->cursor_get_line(), "");
text_editor->backspace_at_cursor();
text_editor->unfold_line(line);
text_editor->cursor_set_line(line);
}
text_editor->end_complex_operation();
}
void CodeTextEditor::clone_lines_down() {
const int cursor_column = text_editor->cursor_get_column();
int from_line = text_editor->cursor_get_line();
int to_line = text_editor->cursor_get_line();
int from_column = 0;
int to_column = 0;
int cursor_new_line = to_line + 1;
int cursor_new_column = text_editor->cursor_get_column();
String new_text = "\n" + text_editor->get_line(from_line);
bool selection_active = false;
text_editor->cursor_set_column(text_editor->get_line(from_line).length());
if (text_editor->is_selection_active()) {
from_column = text_editor->get_selection_from_column();
to_column = text_editor->get_selection_to_column();
from_line = text_editor->get_selection_from_line();
to_line = text_editor->get_selection_to_line();
cursor_new_line = to_line + text_editor->cursor_get_line() - from_line;
cursor_new_column = to_column == cursor_column ? 2 * to_column - from_column : to_column;
new_text = text_editor->get_selection_text();
selection_active = true;
text_editor->cursor_set_line(to_line);
text_editor->cursor_set_column(to_column);
}
text_editor->begin_complex_operation();
for (int i = from_line; i <= to_line; i++) {
text_editor->unfold_line(i);
}
text_editor->deselect();
text_editor->insert_text_at_cursor(new_text);
text_editor->cursor_set_line(cursor_new_line);
text_editor->cursor_set_column(cursor_new_column);
if (selection_active) {
text_editor->select(to_line, to_column, 2 * to_line - from_line, 2 * to_column - from_column);
}
text_editor->end_complex_operation();
text_editor->update();
}
void CodeTextEditor::toggle_inline_comment(const String &delimiter) {
text_editor->begin_complex_operation();
if (text_editor->is_selection_active()) {
int begin = text_editor->get_selection_from_line();
int end = text_editor->get_selection_to_line();
// End of selection ends on the first column of the last line, ignore it.
if (text_editor->get_selection_to_column() == 0)
end -= 1;
int col_to = text_editor->get_selection_to_column();
int cursor_pos = text_editor->cursor_get_column();
// Check if all lines in the selected block are commented
bool is_commented = true;
for (int i = begin; i <= end; i++) {
if (!text_editor->get_line(i).begins_with(delimiter)) {
is_commented = false;
break;
}
}
for (int i = begin; i <= end; i++) {
String line_text = text_editor->get_line(i);
if (line_text.strip_edges().empty()) {
line_text = delimiter;
} else {
if (is_commented) {
line_text = line_text.substr(delimiter.length(), line_text.length());
} else {
line_text = delimiter + line_text;
}
}
text_editor->set_line(i, line_text);
}
// Adjust selection & cursor position.
int offset = (is_commented ? -1 : 1) * delimiter.length();
int col_from = text_editor->get_selection_from_column() > 0 ? text_editor->get_selection_from_column() + offset : 0;
if (is_commented && text_editor->cursor_get_column() == text_editor->get_line(text_editor->cursor_get_line()).length() + 1)
cursor_pos += 1;
if (text_editor->get_selection_to_column() != 0 && col_to != text_editor->get_line(text_editor->get_selection_to_line()).length() + 1)
col_to += offset;
if (text_editor->cursor_get_column() != 0)
cursor_pos += offset;
text_editor->select(begin, col_from, text_editor->get_selection_to_line(), col_to);
text_editor->cursor_set_column(cursor_pos);
} else {
int begin = text_editor->cursor_get_line();
String line_text = text_editor->get_line(begin);
int delimiter_length = delimiter.length();
int col = text_editor->cursor_get_column();
if (line_text.begins_with(delimiter)) {
line_text = line_text.substr(delimiter_length, line_text.length());
col -= delimiter_length;
} else {
line_text = delimiter + line_text;
col += delimiter_length;
}
text_editor->set_line(begin, line_text);
text_editor->cursor_set_column(col);
}
text_editor->end_complex_operation();
text_editor->update();
}
void CodeTextEditor::goto_line(int p_line) {
text_editor->deselect();
text_editor->unfold_line(p_line);
text_editor->call_deferred("cursor_set_line", p_line);
}
void CodeTextEditor::goto_line_selection(int p_line, int p_begin, int p_end) {
text_editor->unfold_line(p_line);
text_editor->call_deferred("cursor_set_line", p_line);
text_editor->call_deferred("cursor_set_column", p_begin);
text_editor->select(p_line, p_begin, p_line, p_end);
}
void CodeTextEditor::set_executing_line(int p_line) {
text_editor->set_executing_line(p_line);
}
void CodeTextEditor::clear_executing_line() {
text_editor->clear_executing_line();
}
Variant CodeTextEditor::get_edit_state() {
Dictionary state;
state["scroll_position"] = text_editor->get_v_scroll();
state["h_scroll_position"] = text_editor->get_h_scroll();
state["column"] = text_editor->cursor_get_column();
state["row"] = text_editor->cursor_get_line();
state["selection"] = get_text_edit()->is_selection_active();
if (get_text_edit()->is_selection_active()) {
state["selection_from_line"] = text_editor->get_selection_from_line();
state["selection_from_column"] = text_editor->get_selection_from_column();
state["selection_to_line"] = text_editor->get_selection_to_line();
state["selection_to_column"] = text_editor->get_selection_to_column();
}
state["folded_lines"] = text_editor->get_folded_lines();
state["breakpoints"] = text_editor->get_breakpoints_array();
state["syntax_highlighter"] = TTR("Standard");
SyntaxHighlighter *syntax_highlighter = text_editor->_get_syntax_highlighting();
if (syntax_highlighter) {
state["syntax_highlighter"] = syntax_highlighter->get_name();
}
return state;
}
void CodeTextEditor::set_edit_state(const Variant &p_state) {
Dictionary state = p_state;
/* update the row first as it sets the column to 0 */
text_editor->cursor_set_line(state["row"]);
text_editor->cursor_set_column(state["column"]);
text_editor->set_v_scroll(state["scroll_position"]);
text_editor->set_h_scroll(state["h_scroll_position"]);
if (state.has("selection")) {
text_editor->select(state["selection_from_line"], state["selection_from_column"], state["selection_to_line"], state["selection_to_column"]);
}
if (state.has("folded_lines")) {
Vector<int> folded_lines = state["folded_lines"];
for (int i = 0; i < folded_lines.size(); i++) {
text_editor->fold_line(folded_lines[i]);
}
}
if (state.has("breakpoints")) {
Array breakpoints = state["breakpoints"];
for (int i = 0; i < breakpoints.size(); i++) {
text_editor->set_line_as_breakpoint(breakpoints[i], true);
}
}
text_editor->grab_focus();
}
void CodeTextEditor::set_error(const String &p_error) {
error->set_text(p_error);
if (p_error != "") {
error->set_default_cursor_shape(CURSOR_POINTING_HAND);
} else {
error->set_default_cursor_shape(CURSOR_ARROW);
}
}
void CodeTextEditor::set_error_pos(int p_line, int p_column) {
error_line = p_line;
error_column = p_column;
}
void CodeTextEditor::goto_error() {
if (error->get_text() != "") {
text_editor->cursor_set_line(error_line);
text_editor->cursor_set_column(error_column);
text_editor->center_viewport_to_cursor();
}
}
void CodeTextEditor::_update_font() {
text_editor->add_font_override("font", get_font("source", "EditorFonts"));
Ref<Font> status_bar_font = get_font("status_source", "EditorFonts");
error->add_font_override("font", status_bar_font);
int count = status_bar->get_child_count();
for (int i = 0; i < count; i++) {
Control *n = Object::cast_to<Control>(status_bar->get_child(i));
if (n)
n->add_font_override("font", status_bar_font);
}
}
void CodeTextEditor::_on_settings_change() {
_update_font();
font_size = EditorSettings::get_singleton()->get("interface/editor/code_font_size");
// AUTO BRACE COMPLETION
text_editor->set_auto_brace_completion(
EDITOR_DEF("text_editor/completion/auto_brace_complete", true));
code_complete_timer->set_wait_time(
EDITOR_DEF("text_editor/completion/code_complete_delay", .3f));
// call hint settings
text_editor->set_callhint_settings(
EDITOR_DEF("text_editor/completion/put_callhint_tooltip_below_current_line", true),
EDITOR_DEF("text_editor/completion/callhint_tooltip_offset", Vector2()));
idle->set_wait_time(EDITOR_DEF("text_editor/completion/idle_parse_delay", 2.0));
}
void CodeTextEditor::_text_changed_idle_timeout() {
_validate_script();
emit_signal("validate_script");
}
void CodeTextEditor::_warning_label_gui_input(const Ref<InputEvent> &p_event) {
Ref<InputEventMouseButton> mb = p_event;
if (mb.is_valid() && mb->is_pressed() && mb->get_button_index() == BUTTON_LEFT) {
_warning_button_pressed();
}
}
void CodeTextEditor::_warning_button_pressed() {
_set_show_warnings_panel(!is_warnings_panel_opened);
}
void CodeTextEditor::_set_show_warnings_panel(bool p_show) {
is_warnings_panel_opened = p_show;
emit_signal("show_warnings_panel", p_show);
}
void CodeTextEditor::_error_pressed(const Ref<InputEvent> &p_event) {
Ref<InputEventMouseButton> mb = p_event;
if (mb.is_valid() && mb->is_pressed() && mb->get_button_index() == BUTTON_LEFT) {
emit_signal("error_pressed");
}
}
void CodeTextEditor::_notification(int p_what) {
switch (p_what) {
case EditorSettings::NOTIFICATION_EDITOR_SETTINGS_CHANGED: {
_load_theme_settings();
emit_signal("load_theme_settings");
} break;
case NOTIFICATION_THEME_CHANGED: {
_update_font();
} break;
case NOTIFICATION_ENTER_TREE: {
warning_button->set_icon(get_icon("NodeWarning", "EditorIcons"));
add_constant_override("separation", 4 * EDSCALE);
} break;
default:
break;
}
}
void CodeTextEditor::set_warning_nb(int p_warning_nb) {
warning_count_label->set_text(itos(p_warning_nb));
warning_count_label->set_visible(p_warning_nb > 0);
warning_button->set_visible(p_warning_nb > 0);
if (!p_warning_nb)
_set_show_warnings_panel(false);
}
void CodeTextEditor::_bind_methods() {
ClassDB::bind_method("_text_editor_gui_input", &CodeTextEditor::_text_editor_gui_input);
ClassDB::bind_method("_line_col_changed", &CodeTextEditor::_line_col_changed);
ClassDB::bind_method("_text_changed", &CodeTextEditor::_text_changed);
ClassDB::bind_method("_on_settings_change", &CodeTextEditor::_on_settings_change);
ClassDB::bind_method("_text_changed_idle_timeout", &CodeTextEditor::_text_changed_idle_timeout);
ClassDB::bind_method("_code_complete_timer_timeout", &CodeTextEditor::_code_complete_timer_timeout);
ClassDB::bind_method("_complete_request", &CodeTextEditor::_complete_request);
ClassDB::bind_method("_font_resize_timeout", &CodeTextEditor::_font_resize_timeout);
ClassDB::bind_method("_error_pressed", &CodeTextEditor::_error_pressed);
ClassDB::bind_method("_warning_button_pressed", &CodeTextEditor::_warning_button_pressed);
ClassDB::bind_method("_warning_label_gui_input", &CodeTextEditor::_warning_label_gui_input);
ADD_SIGNAL(MethodInfo("validate_script"));
ADD_SIGNAL(MethodInfo("load_theme_settings"));
ADD_SIGNAL(MethodInfo("show_warnings_panel"));
ADD_SIGNAL(MethodInfo("error_pressed"));
}
void CodeTextEditor::set_code_complete_func(CodeTextEditorCodeCompleteFunc p_code_complete_func, void *p_ud) {
code_complete_func = p_code_complete_func;
code_complete_ud = p_ud;
}
CodeTextEditor::CodeTextEditor() {
code_complete_func = NULL;
ED_SHORTCUT("script_editor/zoom_in", TTR("Zoom In"), KEY_MASK_CMD | KEY_EQUAL);
ED_SHORTCUT("script_editor/zoom_out", TTR("Zoom Out"), KEY_MASK_CMD | KEY_MINUS);
ED_SHORTCUT("script_editor/reset_zoom", TTR("Reset Zoom"), KEY_MASK_CMD | KEY_0);
text_editor = memnew(TextEdit);
add_child(text_editor);
text_editor->set_v_size_flags(SIZE_EXPAND_FILL);
// Added second so it opens at the bottom, so it won't shift the entire text editor when opening.
find_replace_bar = memnew(FindReplaceBar);
add_child(find_replace_bar);
find_replace_bar->set_h_size_flags(SIZE_EXPAND_FILL);
find_replace_bar->hide();
find_replace_bar->set_text_edit(text_editor);
text_editor->set_show_line_numbers(true);
text_editor->set_brace_matching(true);
text_editor->set_auto_indent(true);
status_bar = memnew(HBoxContainer);
add_child(status_bar);
status_bar->set_h_size_flags(SIZE_EXPAND_FILL);
status_bar->set_custom_minimum_size(Size2(0, 24 * EDSCALE)); // Adjust for the height of the warning icon.
idle = memnew(Timer);
add_child(idle);
idle->set_one_shot(true);
idle->set_wait_time(EDITOR_DEF("text_editor/completion/idle_parse_delay", 2.0));
code_complete_timer = memnew(Timer);
add_child(code_complete_timer);
code_complete_timer->set_one_shot(true);
code_complete_timer->set_wait_time(EDITOR_DEF("text_editor/completion/code_complete_delay", .3f));
error_line = 0;
error_column = 0;
// Error
ScrollContainer *scroll = memnew(ScrollContainer);
scroll->set_h_size_flags(SIZE_EXPAND_FILL);
scroll->set_v_size_flags(SIZE_EXPAND_FILL);
scroll->set_enable_v_scroll(false);
status_bar->add_child(scroll);
error = memnew(Label);
scroll->add_child(error);
error->set_v_size_flags(SIZE_EXPAND | SIZE_SHRINK_CENTER);
error->add_color_override("font_color", EditorNode::get_singleton()->get_gui_base()->get_color("error_color", "Editor"));
error->add_font_override("font", EditorNode::get_singleton()->get_gui_base()->get_font("status_source", "EditorFonts"));
error->set_mouse_filter(MOUSE_FILTER_STOP);
error->connect("gui_input", this, "_error_pressed");
find_replace_bar->connect("error", error, "set_text");
// Warnings
warning_button = memnew(ToolButton);
status_bar->add_child(warning_button);
warning_button->set_v_size_flags(SIZE_EXPAND | SIZE_SHRINK_CENTER);
warning_button->set_default_cursor_shape(CURSOR_POINTING_HAND);
warning_button->connect("pressed", this, "_warning_button_pressed");
warning_button->set_tooltip(TTR("Warnings"));
warning_count_label = memnew(Label);
status_bar->add_child(warning_count_label);
warning_count_label->set_v_size_flags(SIZE_EXPAND | SIZE_SHRINK_CENTER);
warning_count_label->set_align(Label::ALIGN_RIGHT);
warning_count_label->set_default_cursor_shape(CURSOR_POINTING_HAND);
warning_count_label->set_mouse_filter(MOUSE_FILTER_STOP);
warning_count_label->set_tooltip(TTR("Warnings"));
warning_count_label->add_color_override("font_color", EditorNode::get_singleton()->get_gui_base()->get_color("warning_color", "Editor"));
warning_count_label->add_font_override("font", EditorNode::get_singleton()->get_gui_base()->get_font("status_source", "EditorFonts"));
warning_count_label->connect("gui_input", this, "_warning_label_gui_input");
is_warnings_panel_opened = false;
set_warning_nb(0);
// Line and column
line_and_col_txt = memnew(Label);
status_bar->add_child(line_and_col_txt);
line_and_col_txt->set_v_size_flags(SIZE_EXPAND | SIZE_SHRINK_CENTER);
line_and_col_txt->add_font_override("font", EditorNode::get_singleton()->get_gui_base()->get_font("status_source", "EditorFonts"));
line_and_col_txt->set_tooltip(TTR("Line and column numbers."));
line_and_col_txt->set_mouse_filter(MOUSE_FILTER_STOP);
text_editor->connect("gui_input", this, "_text_editor_gui_input");
text_editor->connect("cursor_changed", this, "_line_col_changed");
text_editor->connect("text_changed", this, "_text_changed");
text_editor->connect("request_completion", this, "_complete_request");
Vector<String> cs;
cs.push_back(".");
cs.push_back(",");
cs.push_back("(");
cs.push_back("=");
cs.push_back("$");
text_editor->set_completion(true, cs);
idle->connect("timeout", this, "_text_changed_idle_timeout");
code_complete_timer->connect("timeout", this, "_code_complete_timer_timeout");
font_resize_val = 0;
font_size = EditorSettings::get_singleton()->get("interface/editor/code_font_size");
font_resize_timer = memnew(Timer);
add_child(font_resize_timer);
font_resize_timer->set_one_shot(true);
font_resize_timer->set_wait_time(0.07);
font_resize_timer->connect("timeout", this, "_font_resize_timeout");
EditorSettings::get_singleton()->connect("settings_changed", this, "_on_settings_change");
}
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