/*************************************************************************/ /* code_edit.cpp */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */ /* Copyright (c) 2014-2021 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_edit.h" #include "core/os/keyboard.h" #include "core/string/string_builder.h" #include "core/string/ustring.h" static bool _is_whitespace(char32_t c) { return c == '\t' || c == ' '; } static bool _is_char(char32_t c) { return !is_symbol(c); } void CodeEdit::_notification(int p_what) { switch (p_what) { case NOTIFICATION_THEME_CHANGED: case NOTIFICATION_ENTER_TREE: { style_normal = get_theme_stylebox(SNAME("normal")); font = get_theme_font(SNAME("font")); font_size = get_theme_font_size(SNAME("font_size")); line_spacing = get_theme_constant(SNAME("line_spacing")); set_gutter_width(main_gutter, get_line_height()); set_gutter_width(line_number_gutter, (line_number_digits + 1) * font->get_char_size('0', 0, font_size).width); set_gutter_width(fold_gutter, get_line_height() / 1.2); breakpoint_color = get_theme_color(SNAME("breakpoint_color")); breakpoint_icon = get_theme_icon(SNAME("breakpoint")); bookmark_color = get_theme_color(SNAME("bookmark_color")); bookmark_icon = get_theme_icon(SNAME("bookmark")); executing_line_color = get_theme_color(SNAME("executing_line_color")); executing_line_icon = get_theme_icon(SNAME("executing_line")); line_number_color = get_theme_color(SNAME("line_number_color")); folding_color = get_theme_color(SNAME("code_folding_color")); can_fold_icon = get_theme_icon(SNAME("can_fold")); folded_icon = get_theme_icon(SNAME("folded")); code_completion_max_width = get_theme_constant(SNAME("completion_max_width")); code_completion_max_lines = get_theme_constant(SNAME("completion_lines")); code_completion_scroll_width = get_theme_constant(SNAME("completion_scroll_width")); code_completion_scroll_color = get_theme_color(SNAME("completion_scroll_color")); code_completion_background_color = get_theme_color(SNAME("completion_background_color")); code_completion_selected_color = get_theme_color(SNAME("completion_selected_color")); code_completion_existing_color = get_theme_color(SNAME("completion_existing_color")); line_length_guideline_color = get_theme_color(SNAME("line_length_guideline_color")); } break; case NOTIFICATION_DRAW: { RID ci = get_canvas_item(); const Size2 size = get_size(); const bool caret_visible = is_caret_visible(); const bool rtl = is_layout_rtl(); const int row_height = get_line_height(); if (line_length_guideline_columns.size() > 0) { const int xmargin_beg = style_normal->get_margin(SIDE_LEFT) + get_total_gutter_width(); const int xmargin_end = size.width - style_normal->get_margin(SIDE_RIGHT) - (is_drawing_minimap() ? get_minimap_width() : 0); const int char_size = (int)font->get_char_size('0', 0, font_size).width; for (int i = 0; i < line_length_guideline_columns.size(); i++) { const int xoffset = xmargin_beg + char_size * (int)line_length_guideline_columns[i] - get_h_scroll(); if (xoffset > xmargin_beg && xoffset < xmargin_end) { Color guideline_color = (i == 0) ? line_length_guideline_color : line_length_guideline_color * Color(1, 1, 1, 0.5); if (rtl) { RenderingServer::get_singleton()->canvas_item_add_line(ci, Point2(size.width - xoffset, 0), Point2(size.width - xoffset, size.height), guideline_color); continue; } RenderingServer::get_singleton()->canvas_item_add_line(ci, Point2(xoffset, 0), Point2(xoffset, size.height), guideline_color); } } } bool code_completion_below = false; if (caret_visible && code_completion_active && code_completion_options.size() > 0) { Ref csb = get_theme_stylebox(SNAME("completion")); const int code_completion_options_count = code_completion_options.size(); const int lines = MIN(code_completion_options_count, code_completion_max_lines); const int icon_hsep = get_theme_constant(SNAME("hseparation"), SNAME("ItemList")); const Size2 icon_area_size(row_height, row_height); code_completion_rect.size.width = code_completion_longest_line + icon_hsep + icon_area_size.width + 2; code_completion_rect.size.height = lines * row_height; const Point2 caret_pos = get_caret_draw_pos(); const int total_height = csb->get_minimum_size().y + code_completion_rect.size.height; if (caret_pos.y + row_height + total_height > get_size().height) { code_completion_rect.position.y = (caret_pos.y - total_height - row_height) + line_spacing; } else { code_completion_rect.position.y = caret_pos.y + (line_spacing / 2.0f); code_completion_below = true; } const int scroll_width = code_completion_options_count > code_completion_max_lines ? code_completion_scroll_width : 0; const int code_completion_base_width = font->get_string_size(code_completion_base).width; if (caret_pos.x - code_completion_base_width + code_completion_rect.size.width + scroll_width > get_size().width) { code_completion_rect.position.x = get_size().width - code_completion_rect.size.width - scroll_width; } else { code_completion_rect.position.x = caret_pos.x - code_completion_base_width; } draw_style_box(csb, Rect2(code_completion_rect.position - csb->get_offset(), code_completion_rect.size + csb->get_minimum_size() + Size2(scroll_width, 0))); if (code_completion_background_color.a > 0.01) { RenderingServer::get_singleton()->canvas_item_add_rect(ci, Rect2(code_completion_rect.position, code_completion_rect.size + Size2(scroll_width, 0)), code_completion_background_color); } code_completion_line_ofs = CLAMP(code_completion_current_selected - lines / 2, 0, code_completion_options_count - lines); RenderingServer::get_singleton()->canvas_item_add_rect(ci, Rect2(Point2(code_completion_rect.position.x, code_completion_rect.position.y + (code_completion_current_selected - code_completion_line_ofs) * row_height), Size2(code_completion_rect.size.width, row_height)), code_completion_selected_color); draw_rect(Rect2(code_completion_rect.position + Vector2(icon_area_size.x + icon_hsep, 0), Size2(MIN(code_completion_base_width, code_completion_rect.size.width - (icon_area_size.x + icon_hsep)), code_completion_rect.size.height)), code_completion_existing_color); for (int i = 0; i < lines; i++) { int l = code_completion_line_ofs + i; ERR_CONTINUE(l < 0 || l >= code_completion_options_count); Ref tl; tl.instantiate(); tl->add_string(code_completion_options[l].display, font, font_size); int yofs = (row_height - tl->get_size().y) / 2; Point2 title_pos(code_completion_rect.position.x, code_completion_rect.position.y + i * row_height + yofs); /* Draw completion icon if it is valid. */ const Ref &icon = code_completion_options[l].icon; Rect2 icon_area(code_completion_rect.position.x, code_completion_rect.position.y + i * row_height, icon_area_size.width, icon_area_size.height); if (icon.is_valid()) { Size2 icon_size = icon_area.size * 0.7; icon->draw_rect(ci, Rect2(icon_area.position + (icon_area.size - icon_size) / 2, icon_size)); } title_pos.x = icon_area.position.x + icon_area.size.width + icon_hsep; tl->set_width(code_completion_rect.size.width - (icon_area_size.x + icon_hsep)); if (rtl) { if (code_completion_options[l].default_value.get_type() == Variant::COLOR) { draw_rect(Rect2(Point2(code_completion_rect.position.x, icon_area.position.y), icon_area_size), (Color)code_completion_options[l].default_value); } tl->set_align(HALIGN_RIGHT); } else { if (code_completion_options[l].default_value.get_type() == Variant::COLOR) { draw_rect(Rect2(Point2(code_completion_rect.position.x + code_completion_rect.size.width - icon_area_size.x, icon_area.position.y), icon_area_size), (Color)code_completion_options[l].default_value); } tl->set_align(HALIGN_LEFT); } tl->draw(ci, title_pos, code_completion_options[l].font_color); } /* Draw a small scroll rectangle to show a position in the options. */ if (scroll_width) { float r = (float)code_completion_max_lines / code_completion_options_count; float o = (float)code_completion_line_ofs / code_completion_options_count; draw_rect(Rect2(code_completion_rect.position.x + code_completion_rect.size.width, code_completion_rect.position.y + o * code_completion_rect.size.y, scroll_width, code_completion_rect.size.y * r), code_completion_scroll_color); } } /* Code hint */ if (caret_visible && code_hint != "" && (!code_completion_active || (code_completion_below != code_hint_draw_below))) { const int font_height = font->get_height(font_size); Ref sb = get_theme_stylebox(SNAME("panel"), SNAME("TooltipPanel")); Color font_color = get_theme_color(SNAME("font_color"), SNAME("TooltipLabel")); Vector code_hint_lines = code_hint.split("\n"); int line_count = code_hint_lines.size(); int max_width = 0; for (int i = 0; i < line_count; i++) { max_width = MAX(max_width, font->get_string_size(code_hint_lines[i], font_size).x); } Size2 minsize = sb->get_minimum_size() + Size2(max_width, line_count * font_height + (line_spacing * line_count - 1)); int offset = font->get_string_size(code_hint_lines[0].substr(0, code_hint_lines[0].find(String::chr(0xFFFF))), font_size).x; if (code_hint_xpos == -0xFFFF) { code_hint_xpos = get_caret_draw_pos().x - offset; } Point2 hint_ofs = Vector2(code_hint_xpos, get_caret_draw_pos().y); if (code_hint_draw_below) { hint_ofs.y += line_spacing / 2.0f; } else { hint_ofs.y -= (minsize.y + row_height) - line_spacing; } draw_style_box(sb, Rect2(hint_ofs, minsize)); int yofs = 0; for (int i = 0; i < line_count; i++) { const String &line = code_hint_lines[i]; int begin = 0; int end = 0; if (line.find(String::chr(0xFFFF)) != -1) { begin = font->get_string_size(line.substr(0, line.find(String::chr(0xFFFF))), font_size).x; end = font->get_string_size(line.substr(0, line.rfind(String::chr(0xFFFF))), font_size).x; } Point2 round_ofs = hint_ofs + sb->get_offset() + Vector2(0, font->get_ascent() + font_height * i + yofs); round_ofs = round_ofs.round(); draw_string(font, round_ofs, line.replace(String::chr(0xFFFF), ""), HALIGN_LEFT, -1, font_size, font_color); if (end > 0) { // Draw an underline for the currently edited function parameter. const Vector2 b = hint_ofs + sb->get_offset() + Vector2(begin, font_height + font_height * i + line_spacing); draw_line(b, b + Vector2(end - begin, 0), font_color, 2); // Draw a translucent text highlight as well. const Rect2 highlight_rect = Rect2( hint_ofs + sb->get_offset() + Vector2(begin, 0), Vector2(end - begin, font_height)); draw_rect(highlight_rect, font_color * Color(1, 1, 1, 0.2)); } yofs += line_spacing; } } } break; } } void CodeEdit::gui_input(const Ref &p_gui_input) { Ref mb = p_gui_input; if (mb.is_valid()) { /* Ignore mouse clicks in IME input mode. */ if (has_ime_text()) { return; } if (code_completion_active && code_completion_rect.has_point(mb->get_position())) { if (!mb->is_pressed()) { return; } switch (mb->get_button_index()) { case MOUSE_BUTTON_WHEEL_UP: { if (code_completion_current_selected > 0) { code_completion_current_selected--; update(); } } break; case MOUSE_BUTTON_WHEEL_DOWN: { if (code_completion_current_selected < code_completion_options.size() - 1) { code_completion_current_selected++; update(); } } break; case MOUSE_BUTTON_LEFT: { code_completion_current_selected = CLAMP(code_completion_line_ofs + (mb->get_position().y - code_completion_rect.position.y) / get_line_height(), 0, code_completion_options.size() - 1); if (mb->is_double_click()) { confirm_code_completion(); } update(); } break; default: break; } return; } cancel_code_completion(); set_code_hint(""); if (mb->is_pressed()) { Vector2i mpos = mb->get_position(); if (is_layout_rtl()) { mpos.x = get_size().x - mpos.x; } Point2i pos = get_line_column_at_pos(mpos); int line = pos.y; int col = pos.x; if (mb->get_button_index() == MOUSE_BUTTON_LEFT) { if (is_line_folded(line)) { int wrap_index = get_line_wrap_index_at_column(line, col); if (wrap_index == get_line_wrap_count(line)) { int eol_icon_width = folded_eol_icon->get_width(); int left_margin = get_total_gutter_width() + eol_icon_width + get_line_width(line, wrap_index) - get_h_scroll(); if (mpos.x > left_margin && mpos.x <= left_margin + eol_icon_width + 3) { unfold_line(line); return; } } } } } else { if (mb->get_button_index() == MOUSE_BUTTON_LEFT) { if (mb->is_command_pressed() && symbol_lookup_word != String()) { Vector2i mpos = mb->get_position(); if (is_layout_rtl()) { mpos.x = get_size().x - mpos.x; } Point2i pos = get_line_column_at_pos(mpos); int line = pos.y; int col = pos.x; emit_signal(SNAME("symbol_lookup"), symbol_lookup_word, line, col); return; } } } } Ref mm = p_gui_input; if (mm.is_valid()) { Vector2i mpos = mm->get_position(); if (is_layout_rtl()) { mpos.x = get_size().x - mpos.x; } if (symbol_lookup_on_click_enabled) { if (mm->is_command_pressed() && mm->get_button_mask() == 0 && !is_dragging_cursor()) { symbol_lookup_new_word = get_word_at_pos(mpos); if (symbol_lookup_new_word != symbol_lookup_word) { emit_signal(SNAME("symbol_validate"), symbol_lookup_new_word); } } else { set_symbol_lookup_word_as_valid(false); } } } Ref k = p_gui_input; bool update_code_completion = false; if (!k.is_valid()) { TextEdit::gui_input(p_gui_input); return; } /* Ctrl + Hover symbols */ #ifdef OSX_ENABLED if (k->get_keycode() == KEY_META) { #else if (k->get_keycode() == KEY_CTRL) { #endif if (symbol_lookup_on_click_enabled) { if (k->is_pressed() && !is_dragging_cursor()) { symbol_lookup_new_word = get_word_at_pos(get_local_mouse_pos()); if (symbol_lookup_new_word != symbol_lookup_word) { emit_signal(SNAME("symbol_validate"), symbol_lookup_new_word); } } else { set_symbol_lookup_word_as_valid(false); } } return; } /* If a modifier has been pressed, and nothing else, return. */ if (!k->is_pressed() || k->get_keycode() == KEY_CTRL || k->get_keycode() == KEY_ALT || k->get_keycode() == KEY_SHIFT || k->get_keycode() == KEY_META) { return; } /* Allow unicode handling if: */ /* No Modifiers are pressed (except shift) */ bool allow_unicode_handling = !(k->is_command_pressed() || k->is_ctrl_pressed() || k->is_alt_pressed() || k->is_meta_pressed()); /* AUTO-COMPLETE */ if (code_completion_enabled && k->is_action("ui_text_completion_query", true)) { request_code_completion(true); accept_event(); return; } if (code_completion_active) { if (k->is_action("ui_up", true)) { if (code_completion_current_selected > 0) { code_completion_current_selected--; } else { code_completion_current_selected = code_completion_options.size() - 1; } update(); accept_event(); return; } if (k->is_action("ui_down", true)) { if (code_completion_current_selected < code_completion_options.size() - 1) { code_completion_current_selected++; } else { code_completion_current_selected = 0; } update(); accept_event(); return; } if (k->is_action("ui_page_up", true)) { code_completion_current_selected = MAX(0, code_completion_current_selected - code_completion_max_lines); update(); accept_event(); return; } if (k->is_action("ui_page_down", true)) { code_completion_current_selected = MIN(code_completion_options.size() - 1, code_completion_current_selected + code_completion_max_lines); update(); accept_event(); return; } if (k->is_action("ui_home", true)) { code_completion_current_selected = 0; update(); accept_event(); return; } if (k->is_action("ui_end", true)) { code_completion_current_selected = MIN(code_completion_options.size() - 1, code_completion_current_selected + code_completion_max_lines); update(); accept_event(); return; } if (k->is_action("ui_text_completion_replace", true) || k->is_action("ui_text_completion_accept", true)) { confirm_code_completion(k->is_action("ui_text_completion_replace", true)); accept_event(); return; } if (k->is_action("ui_cancel", true)) { cancel_code_completion(); accept_event(); return; } if (k->is_action("ui_text_backspace", true)) { backspace(); _filter_code_completion_candidates_impl(); accept_event(); return; } if (k->is_action("ui_left", true) || k->is_action("ui_right", true)) { update_code_completion = true; } else { update_code_completion = (allow_unicode_handling && k->get_unicode() >= 32); } if (!update_code_completion) { cancel_code_completion(); } } /* MISC */ if (!code_hint.is_empty() && k->is_action("ui_cancel", true)) { set_code_hint(""); accept_event(); return; } if (allow_unicode_handling && k->get_unicode() == ')') { set_code_hint(""); } /* Indentation */ if (k->is_action("ui_text_indent", true)) { do_indent(); accept_event(); return; } if (k->is_action("ui_text_dedent", true)) { do_unindent(); accept_event(); return; } // Override new line actions, for auto indent if (k->is_action("ui_text_newline_above", true)) { _new_line(false, true); accept_event(); return; } if (k->is_action("ui_text_newline_blank", true)) { _new_line(false); accept_event(); return; } if (k->is_action("ui_text_newline", true)) { _new_line(); accept_event(); return; } /* Remove shift otherwise actions will not match. */ k = k->duplicate(); k->set_shift_pressed(false); if (k->is_action("ui_text_caret_up", true) || k->is_action("ui_text_caret_down", true) || k->is_action("ui_text_caret_line_start", true) || k->is_action("ui_text_caret_line_end", true) || k->is_action("ui_text_caret_page_up", true) || k->is_action("ui_text_caret_page_down", true)) { set_code_hint(""); } TextEdit::gui_input(p_gui_input); if (update_code_completion) { _filter_code_completion_candidates_impl(); } } /* General overrides */ Control::CursorShape CodeEdit::get_cursor_shape(const Point2 &p_pos) const { if (symbol_lookup_word != String()) { return CURSOR_POINTING_HAND; } if ((code_completion_active && code_completion_rect.has_point(p_pos)) || (!is_editable() && (!is_selecting_enabled() || get_line_count() == 0))) { return CURSOR_ARROW; } Point2i pos = get_line_column_at_pos(p_pos); int line = pos.y; int col = pos.x; if (is_line_folded(line)) { int wrap_index = get_line_wrap_index_at_column(line, col); if (wrap_index == get_line_wrap_count(line)) { int eol_icon_width = folded_eol_icon->get_width(); int left_margin = get_total_gutter_width() + eol_icon_width + get_line_width(line, wrap_index) - get_h_scroll(); if (p_pos.x > left_margin && p_pos.x <= left_margin + eol_icon_width + 3) { return CURSOR_POINTING_HAND; } } } return TextEdit::get_cursor_shape(p_pos); } /* Text manipulation */ // Overridable actions void CodeEdit::_handle_unicode_input_internal(const uint32_t p_unicode) { bool had_selection = has_selection(); if (had_selection) { begin_complex_operation(); delete_selection(); } // Remove the old character if in overtype mode and no selection. if (is_overtype_mode_enabled() && !had_selection) { begin_complex_operation(); /* Make sure we don't try and remove empty space. */ if (get_caret_column() < get_line(get_caret_line()).length()) { remove_text(get_caret_line(), get_caret_column(), get_caret_line(), get_caret_column() + 1); } } const char32_t chr[2] = { (char32_t)p_unicode, 0 }; if (auto_brace_completion_enabled) { int cl = get_caret_line(); int cc = get_caret_column(); int caret_move_offset = 1; int post_brace_pair = cc < get_line(cl).length() ? _get_auto_brace_pair_close_at_pos(cl, cc) : -1; if (has_string_delimiter(chr) && cc > 0 && _is_char(get_line(cl)[cc - 1]) && post_brace_pair == -1) { insert_text_at_caret(chr); } else if (cc < get_line(cl).length() && _is_char(get_line(cl)[cc])) { insert_text_at_caret(chr); } else if (post_brace_pair != -1 && auto_brace_completion_pairs[post_brace_pair].close_key[0] == chr[0]) { caret_move_offset = auto_brace_completion_pairs[post_brace_pair].close_key.length(); } else if (is_in_comment(cl, cc) != -1 || (is_in_string(cl, cc) != -1 && has_string_delimiter(chr))) { insert_text_at_caret(chr); } else { insert_text_at_caret(chr); int pre_brace_pair = _get_auto_brace_pair_open_at_pos(cl, cc + 1); if (pre_brace_pair != -1) { insert_text_at_caret(auto_brace_completion_pairs[pre_brace_pair].close_key); } } set_caret_column(cc + caret_move_offset); } else { insert_text_at_caret(chr); } if ((is_overtype_mode_enabled() && !had_selection) || (had_selection)) { end_complex_operation(); } } void CodeEdit::_backspace_internal() { if (!is_editable()) { return; } int cc = get_caret_column(); int cl = get_caret_line(); if (cc == 0 && cl == 0) { return; } if (has_selection()) { delete_selection(); return; } if (cl > 0 && _is_line_hidden(cl - 1)) { unfold_line(get_caret_line() - 1); } int prev_line = cc ? cl : cl - 1; int prev_column = cc ? (cc - 1) : (get_line(cl - 1).length()); merge_gutters(prev_line, cl); if (auto_brace_completion_enabled && cc > 0) { int idx = _get_auto_brace_pair_open_at_pos(cl, cc); if (idx != -1) { prev_column = cc - auto_brace_completion_pairs[idx].open_key.length(); if (_get_auto_brace_pair_close_at_pos(cl, cc) == idx) { remove_text(prev_line, prev_column, cl, cc + auto_brace_completion_pairs[idx].close_key.length()); } else { remove_text(prev_line, prev_column, cl, cc); } set_caret_line(prev_line, false, true); set_caret_column(prev_column); return; } } // For space indentation we need to do a simple unindent if there are no chars to the left, acting in the // same way as tabs. if (indent_using_spaces && cc != 0) { if (get_first_non_whitespace_column(cl) >= cc) { prev_column = cc - _calculate_spaces_till_next_left_indent(cc); prev_line = cl; } } remove_text(prev_line, prev_column, cl, cc); set_caret_line(prev_line, false, true); set_caret_column(prev_column); } /* Indent management */ void CodeEdit::set_indent_size(const int p_size) { ERR_FAIL_COND_MSG(p_size <= 0, "Indend size must be greater than 0."); if (indent_size == p_size) { return; } indent_size = p_size; if (indent_using_spaces) { indent_text = String(" ").repeat(p_size); } else { indent_text = "\t"; } set_tab_size(p_size); } int CodeEdit::get_indent_size() const { return indent_size; } void CodeEdit::set_indent_using_spaces(const bool p_use_spaces) { indent_using_spaces = p_use_spaces; if (indent_using_spaces) { indent_text = String(" ").repeat(indent_size); } else { indent_text = "\t"; } } bool CodeEdit::is_indent_using_spaces() const { return indent_using_spaces; } void CodeEdit::set_auto_indent_enabled(bool p_enabled) { auto_indent = p_enabled; } bool CodeEdit::is_auto_indent_enabled() const { return auto_indent; } void CodeEdit::set_auto_indent_prefixes(const TypedArray &p_prefixes) { auto_indent_prefixes.clear(); for (int i = 0; i < p_prefixes.size(); i++) { const String prefix = p_prefixes[i]; auto_indent_prefixes.insert(prefix[0]); } } TypedArray CodeEdit::get_auto_indent_prefixes() const { TypedArray prefixes; for (const Set::Element *E = auto_indent_prefixes.front(); E; E = E->next()) { prefixes.push_back(String::chr(E->get())); } return prefixes; } void CodeEdit::do_indent() { if (!is_editable()) { return; } if (has_selection()) { indent_lines(); return; } if (!indent_using_spaces) { insert_text_at_caret("\t"); return; } int spaces_to_add = _calculate_spaces_till_next_right_indent(get_caret_column()); if (spaces_to_add > 0) { insert_text_at_caret(String(" ").repeat(spaces_to_add)); } } void CodeEdit::indent_lines() { if (!is_editable()) { return; } begin_complex_operation(); /* This value informs us by how much we changed selection position by indenting right. */ /* Default is 1 for tab indentation. */ int selection_offset = 1; int start_line = get_caret_line(); int end_line = start_line; if (has_selection()) { start_line = get_selection_from_line(); end_line = get_selection_to_line(); /* Ignore the last line if the selection is not past the first column. */ if (get_selection_to_column() == 0) { selection_offset = 0; end_line--; } } for (int i = start_line; i <= end_line; i++) { const String line_text = get_line(i); if (line_text.size() == 0 && has_selection()) { continue; } if (!indent_using_spaces) { set_line(i, '\t' + line_text); continue; } /* We don't really care where selection is - we just need to know indentation level at the beginning of the line. */ /* Since we will add this many spaces, we want to move the whole selection and caret by this much. */ int spaces_to_add = _calculate_spaces_till_next_right_indent(get_first_non_whitespace_column(i)); set_line(i, String(" ").repeat(spaces_to_add) + line_text); selection_offset = spaces_to_add; } /* Fix selection and caret being off after shifting selection right.*/ if (has_selection()) { select(start_line, get_selection_from_column() + selection_offset, get_selection_to_line(), get_selection_to_column() + selection_offset); } set_caret_column(get_caret_column() + selection_offset, false); end_complex_operation(); } void CodeEdit::do_unindent() { if (!is_editable()) { return; } int cc = get_caret_column(); if (has_selection() || cc <= 0) { unindent_lines(); return; } int cl = get_caret_line(); const String &line = get_line(cl); if (line[cc - 1] == '\t') { remove_text(cl, cc - 1, cl, cc); set_caret_column(MAX(0, cc - 1)); return; } if (line[cc - 1] != ' ') { return; } int spaces_to_remove = _calculate_spaces_till_next_left_indent(cc); if (spaces_to_remove > 0) { for (int i = 1; i <= spaces_to_remove; i++) { if (line[cc - i] != ' ') { spaces_to_remove = i - 1; break; } } remove_text(cl, cc - spaces_to_remove, cl, cc); set_caret_column(MAX(0, cc - spaces_to_remove)); } } void CodeEdit::unindent_lines() { if (!is_editable()) { return; } begin_complex_operation(); /* Moving caret and selection after unindenting can get tricky because */ /* changing content of line can move caret and selection on its own (if new line ends before previous position of either), */ /* therefore we just remember initial values and at the end of the operation offset them by number of removed characters. */ int removed_characters = 0; int initial_selection_end_column = 0; int initial_cursor_column = get_caret_column(); int start_line = get_caret_line(); int end_line = start_line; if (has_selection()) { start_line = get_selection_from_line(); end_line = get_selection_to_line(); /* Ignore the last line if the selection is not past the first column. */ initial_selection_end_column = get_selection_to_column(); if (initial_selection_end_column == 0) { end_line--; } } bool first_line_edited = false; bool last_line_edited = false; for (int i = start_line; i <= end_line; i++) { String line_text = get_line(i); if (line_text.begins_with("\t")) { line_text = line_text.substr(1, line_text.length()); set_line(i, line_text); removed_characters = 1; first_line_edited = (i == start_line) ? true : first_line_edited; last_line_edited = (i == end_line) ? true : last_line_edited; continue; } if (line_text.begins_with(" ")) { /* When unindenting we aim to remove spaces before line that has selection no matter what is selected, */ /* Here we remove only enough spaces to align text to nearest full multiple of indentation_size. */ /* In case where selection begins at the start of indentation_size multiple we remove whole indentation level. */ int spaces_to_remove = _calculate_spaces_till_next_left_indent(get_first_non_whitespace_column(i)); line_text = line_text.substr(spaces_to_remove, line_text.length()); set_line(i, line_text); removed_characters = spaces_to_remove; first_line_edited = (i == start_line) ? true : first_line_edited; last_line_edited = (i == end_line) ? true : last_line_edited; } } if (has_selection()) { /* Fix selection being off by one on the first line. */ if (first_line_edited) { select(get_selection_from_line(), get_selection_from_column() - removed_characters, get_selection_to_line(), initial_selection_end_column); } /* Fix selection being off by one on the last line. */ if (last_line_edited) { select(get_selection_from_line(), get_selection_from_column(), get_selection_to_line(), initial_selection_end_column - removed_characters); } } set_caret_column(initial_cursor_column - removed_characters, false); end_complex_operation(); } int CodeEdit::_calculate_spaces_till_next_left_indent(int p_column) const { int spaces_till_indent = p_column % indent_size; if (spaces_till_indent == 0) { spaces_till_indent = indent_size; } return spaces_till_indent; } int CodeEdit::_calculate_spaces_till_next_right_indent(int p_column) const { return indent_size - p_column % indent_size; } void CodeEdit::_new_line(bool p_split_current_line, bool p_above) { if (!is_editable()) { return; } const int cc = get_caret_column(); const int cl = get_caret_line(); const String line = get_line(cl); String ins = "\n"; /* Append current indentation. */ int space_count = 0; int line_col = 0; for (; line_col < cc; line_col++) { if (line[line_col] == '\t') { ins += indent_text; space_count = 0; continue; } if (line[line_col] == ' ') { space_count++; if (space_count == indent_size) { ins += indent_text; space_count = 0; } continue; } break; } if (is_line_folded(cl)) { unfold_line(cl); } /* Indent once again if the previous line needs it, ie ':'. */ /* Then add an addition new line for any closing pairs aka '()'. */ /* Skip this in comments or if we are going above. */ bool brace_indent = false; if (auto_indent && !p_above && cc > 0 && is_in_comment(cl) == -1) { bool should_indent = false; char32_t indent_char = ' '; for (; line_col < cc; line_col++) { char32_t c = line[line_col]; if (auto_indent_prefixes.has(c)) { should_indent = true; indent_char = c; continue; } /* Make sure this is the last char, trailing whitespace or comments are okay. */ if (should_indent && (!_is_whitespace(c) && is_in_comment(cl, cc) == -1)) { should_indent = false; } } if (should_indent) { ins += indent_text; String closing_pair = get_auto_brace_completion_close_key(String::chr(indent_char)); if (!closing_pair.is_empty() && line.find(closing_pair, cc) == cc) { /* No need to move the brace below if we are not taking the text with us. */ if (p_split_current_line) { brace_indent = true; ins += "\n" + ins.substr(indent_text.size(), ins.length() - 2); } else { brace_indent = false; ins = "\n" + ins.substr(indent_text.size(), ins.length() - 2); } } } } begin_complex_operation(); bool first_line = false; if (!p_split_current_line) { if (p_above) { if (cl > 0) { set_caret_line(cl - 1, false); set_caret_column(get_line(get_caret_line()).length()); } else { set_caret_column(0); first_line = true; } } else { set_caret_column(line.length()); } } insert_text_at_caret(ins); if (first_line) { set_caret_line(0); } else if (brace_indent) { set_caret_line(get_caret_line() - 1, false); set_caret_column(get_line(get_caret_line()).length()); } end_complex_operation(); } /* Auto brace completion */ void CodeEdit::set_auto_brace_completion_enabled(bool p_enabled) { auto_brace_completion_enabled = p_enabled; } bool CodeEdit::is_auto_brace_completion_enabled() const { return auto_brace_completion_enabled; } void CodeEdit::set_highlight_matching_braces_enabled(bool p_enabled) { highlight_matching_braces_enabled = p_enabled; update(); } bool CodeEdit::is_highlight_matching_braces_enabled() const { return highlight_matching_braces_enabled; } void CodeEdit::add_auto_brace_completion_pair(const String &p_open_key, const String &p_close_key) { ERR_FAIL_COND_MSG(p_open_key.is_empty(), "auto brace completion open key cannot be empty"); ERR_FAIL_COND_MSG(p_close_key.is_empty(), "auto brace completion close key cannot be empty"); for (int i = 0; i < p_open_key.length(); i++) { ERR_FAIL_COND_MSG(!is_symbol(p_open_key[i]), "auto brace completion open key must be a symbol"); } for (int i = 0; i < p_close_key.length(); i++) { ERR_FAIL_COND_MSG(!is_symbol(p_close_key[i]), "auto brace completion close key must be a symbol"); } int at = 0; for (int i = 0; i < auto_brace_completion_pairs.size(); i++) { ERR_FAIL_COND_MSG(auto_brace_completion_pairs[i].open_key == p_open_key, "auto brace completion open key '" + p_open_key + "' already exists."); if (p_open_key.length() < auto_brace_completion_pairs[i].open_key.length()) { at++; } } BracePair brace_pair; brace_pair.open_key = p_open_key; brace_pair.close_key = p_close_key; auto_brace_completion_pairs.insert(at, brace_pair); } void CodeEdit::set_auto_brace_completion_pairs(const Dictionary &p_auto_brace_completion_pairs) { auto_brace_completion_pairs.clear(); Array keys = p_auto_brace_completion_pairs.keys(); for (int i = 0; i < keys.size(); i++) { add_auto_brace_completion_pair(keys[i], p_auto_brace_completion_pairs[keys[i]]); } } Dictionary CodeEdit::get_auto_brace_completion_pairs() const { Dictionary brace_pairs; for (int i = 0; i < auto_brace_completion_pairs.size(); i++) { brace_pairs[auto_brace_completion_pairs[i].open_key] = auto_brace_completion_pairs[i].close_key; } return brace_pairs; } bool CodeEdit::has_auto_brace_completion_open_key(const String &p_open_key) const { for (int i = 0; i < auto_brace_completion_pairs.size(); i++) { if (auto_brace_completion_pairs[i].open_key == p_open_key) { return true; } } return false; } bool CodeEdit::has_auto_brace_completion_close_key(const String &p_close_key) const { for (int i = 0; i < auto_brace_completion_pairs.size(); i++) { if (auto_brace_completion_pairs[i].close_key == p_close_key) { return true; } } return false; } String CodeEdit::get_auto_brace_completion_close_key(const String &p_open_key) const { for (int i = 0; i < auto_brace_completion_pairs.size(); i++) { if (auto_brace_completion_pairs[i].open_key == p_open_key) { return auto_brace_completion_pairs[i].close_key; } } return String(); } /* Main Gutter */ void CodeEdit::_update_draw_main_gutter() { set_gutter_draw(main_gutter, draw_breakpoints || draw_bookmarks || draw_executing_lines); } void CodeEdit::set_draw_breakpoints_gutter(bool p_draw) { draw_breakpoints = p_draw; set_gutter_clickable(main_gutter, p_draw); _update_draw_main_gutter(); } bool CodeEdit::is_drawing_breakpoints_gutter() const { return draw_breakpoints; } void CodeEdit::set_draw_bookmarks_gutter(bool p_draw) { draw_bookmarks = p_draw; _update_draw_main_gutter(); } bool CodeEdit::is_drawing_bookmarks_gutter() const { return draw_bookmarks; } void CodeEdit::set_draw_executing_lines_gutter(bool p_draw) { draw_executing_lines = p_draw; _update_draw_main_gutter(); } bool CodeEdit::is_drawing_executing_lines_gutter() const { return draw_executing_lines; } void CodeEdit::_main_gutter_draw_callback(int p_line, int p_gutter, const Rect2 &p_region) { if (draw_breakpoints && is_line_breakpointed(p_line)) { int padding = p_region.size.x / 6; Rect2 breakpoint_region = p_region; breakpoint_region.position += Point2(padding, padding); breakpoint_region.size -= Point2(padding, padding) * 2; breakpoint_icon->draw_rect(get_canvas_item(), breakpoint_region, false, breakpoint_color); } if (draw_bookmarks && is_line_bookmarked(p_line)) { int horizontal_padding = p_region.size.x / 2; int vertical_padding = p_region.size.y / 4; Rect2 bookmark_region = p_region; bookmark_region.position += Point2(horizontal_padding, 0); bookmark_region.size -= Point2(horizontal_padding * 1.1, vertical_padding); bookmark_icon->draw_rect(get_canvas_item(), bookmark_region, false, bookmark_color); } if (draw_executing_lines && is_line_executing(p_line)) { int horizontal_padding = p_region.size.x / 10; int vertical_padding = p_region.size.y / 4; Rect2 executing_line_region = p_region; executing_line_region.position += Point2(horizontal_padding, vertical_padding); executing_line_region.size -= Point2(horizontal_padding, vertical_padding) * 2; executing_line_icon->draw_rect(get_canvas_item(), executing_line_region, false, executing_line_color); } } // Breakpoints void CodeEdit::set_line_as_breakpoint(int p_line, bool p_breakpointed) { ERR_FAIL_INDEX(p_line, get_line_count()); int mask = get_line_gutter_metadata(p_line, main_gutter); set_line_gutter_metadata(p_line, main_gutter, p_breakpointed ? mask | MAIN_GUTTER_BREAKPOINT : mask & ~MAIN_GUTTER_BREAKPOINT); if (p_breakpointed) { breakpointed_lines[p_line] = true; } else if (breakpointed_lines.has(p_line)) { breakpointed_lines.erase(p_line); } emit_signal(SNAME("breakpoint_toggled"), p_line); update(); } bool CodeEdit::is_line_breakpointed(int p_line) const { return (int)get_line_gutter_metadata(p_line, main_gutter) & MAIN_GUTTER_BREAKPOINT; } void CodeEdit::clear_breakpointed_lines() { for (int i = 0; i < get_line_count(); i++) { if (is_line_breakpointed(i)) { set_line_as_breakpoint(i, false); } } } Array CodeEdit::get_breakpointed_lines() const { Array ret; for (int i = 0; i < get_line_count(); i++) { if (is_line_breakpointed(i)) { ret.append(i); } } return ret; } // Bookmarks void CodeEdit::set_line_as_bookmarked(int p_line, bool p_bookmarked) { int mask = get_line_gutter_metadata(p_line, main_gutter); set_line_gutter_metadata(p_line, main_gutter, p_bookmarked ? mask | MAIN_GUTTER_BOOKMARK : mask & ~MAIN_GUTTER_BOOKMARK); update(); } bool CodeEdit::is_line_bookmarked(int p_line) const { return (int)get_line_gutter_metadata(p_line, main_gutter) & MAIN_GUTTER_BOOKMARK; } void CodeEdit::clear_bookmarked_lines() { for (int i = 0; i < get_line_count(); i++) { if (is_line_bookmarked(i)) { set_line_as_bookmarked(i, false); } } } Array CodeEdit::get_bookmarked_lines() const { Array ret; for (int i = 0; i < get_line_count(); i++) { if (is_line_bookmarked(i)) { ret.append(i); } } return ret; } // executing lines void CodeEdit::set_line_as_executing(int p_line, bool p_executing) { int mask = get_line_gutter_metadata(p_line, main_gutter); set_line_gutter_metadata(p_line, main_gutter, p_executing ? mask | MAIN_GUTTER_EXECUTING : mask & ~MAIN_GUTTER_EXECUTING); update(); } bool CodeEdit::is_line_executing(int p_line) const { return (int)get_line_gutter_metadata(p_line, main_gutter) & MAIN_GUTTER_EXECUTING; } void CodeEdit::clear_executing_lines() { for (int i = 0; i < get_line_count(); i++) { if (is_line_executing(i)) { set_line_as_executing(i, false); } } } Array CodeEdit::get_executing_lines() const { Array ret; for (int i = 0; i < get_line_count(); i++) { if (is_line_executing(i)) { ret.append(i); } } return ret; } /* Line numbers */ void CodeEdit::set_draw_line_numbers(bool p_draw) { set_gutter_draw(line_number_gutter, p_draw); } bool CodeEdit::is_draw_line_numbers_enabled() const { return is_gutter_drawn(line_number_gutter); } void CodeEdit::set_line_numbers_zero_padded(bool p_zero_padded) { p_zero_padded ? line_number_padding = "0" : line_number_padding = " "; update(); } bool CodeEdit::is_line_numbers_zero_padded() const { return line_number_padding == "0"; } void CodeEdit::_line_number_draw_callback(int p_line, int p_gutter, const Rect2 &p_region) { String fc = TS->format_number(String::num(p_line + 1).lpad(line_number_digits, line_number_padding)); Ref tl; tl.instantiate(); tl->add_string(fc, font, font_size); int yofs = p_region.position.y + (get_line_height() - tl->get_size().y) / 2; Color number_color = get_line_gutter_item_color(p_line, line_number_gutter); if (number_color == Color(1, 1, 1)) { number_color = line_number_color; } tl->draw(get_canvas_item(), Point2(p_region.position.x, yofs), number_color); } /* Fold Gutter */ void CodeEdit::set_draw_fold_gutter(bool p_draw) { set_gutter_draw(fold_gutter, p_draw); } bool CodeEdit::is_drawing_fold_gutter() const { return is_gutter_drawn(fold_gutter); } void CodeEdit::_fold_gutter_draw_callback(int p_line, int p_gutter, Rect2 p_region) { if (!can_fold_line(p_line) && !is_line_folded(p_line)) { set_line_gutter_clickable(p_line, fold_gutter, false); return; } set_line_gutter_clickable(p_line, fold_gutter, true); int horizontal_padding = p_region.size.x / 10; int vertical_padding = p_region.size.y / 6; p_region.position += Point2(horizontal_padding, vertical_padding); p_region.size -= Point2(horizontal_padding, vertical_padding) * 2; if (can_fold_line(p_line)) { can_fold_icon->draw_rect(get_canvas_item(), p_region, false, folding_color); return; } folded_icon->draw_rect(get_canvas_item(), p_region, false, folding_color); } /* Line Folding */ void CodeEdit::set_line_folding_enabled(bool p_enabled) { line_folding_enabled = p_enabled; _set_hiding_enabled(p_enabled); } bool CodeEdit::is_line_folding_enabled() const { return line_folding_enabled; } bool CodeEdit::can_fold_line(int p_line) const { ERR_FAIL_INDEX_V(p_line, get_line_count(), false); if (!line_folding_enabled) { return false; } if (p_line + 1 >= get_line_count() || get_line(p_line).strip_edges().size() == 0) { return false; } if (_is_line_hidden(p_line) || is_line_folded(p_line)) { return false; } /* Check for full multiline line or block strings / comments. */ int in_comment = is_in_comment(p_line); int in_string = (in_comment == -1) ? is_in_string(p_line) : -1; if (in_string != -1 || in_comment != -1) { if (get_delimiter_start_position(p_line, get_line(p_line).size() - 1).y != p_line) { return false; } int delimter_end_line = get_delimiter_end_position(p_line, get_line(p_line).size() - 1).y; /* No end line, therefore we have a multiline region over the rest of the file. */ if (delimter_end_line == -1) { return true; } /* End line is the same therefore we have a block. */ if (delimter_end_line == p_line) { /* Check we are the start of the block. */ if (p_line - 1 >= 0) { if ((in_string != -1 && is_in_string(p_line - 1) != -1) || (in_comment != -1 && is_in_comment(p_line - 1) != -1)) { return false; } } /* Check it continues for at least one line. */ return ((in_string != -1 && is_in_string(p_line + 1) != -1) || (in_comment != -1 && is_in_comment(p_line + 1) != -1)); } return ((in_string != -1 && is_in_string(delimter_end_line) != -1) || (in_comment != -1 && is_in_comment(delimter_end_line) != -1)); } /* Otherwise check indent levels. */ int start_indent = get_indent_level(p_line); for (int i = p_line + 1; i < get_line_count(); i++) { if (is_in_string(i) != -1 || is_in_comment(i) != -1 || get_line(i).strip_edges().size() == 0) { continue; } return (get_indent_level(i) > start_indent); } return false; } void CodeEdit::fold_line(int p_line) { ERR_FAIL_INDEX(p_line, get_line_count()); if (!is_line_folding_enabled() || !can_fold_line(p_line)) { return; } /* Find the last line to be hidden. */ const int line_count = get_line_count() - 1; int end_line = line_count; int in_comment = is_in_comment(p_line); int in_string = (in_comment == -1) ? is_in_string(p_line) : -1; if (in_string != -1 || in_comment != -1) { end_line = get_delimiter_end_position(p_line, get_line(p_line).size() - 1).y; /* End line is the same therefore we have a block of single line delimiters. */ if (end_line == p_line) { for (int i = p_line + 1; i <= line_count; i++) { if (i == line_count) { end_line = line_count; break; } if ((in_string != -1 && is_in_string(i) == -1) || (in_comment != -1 && is_in_comment(i) == -1)) { end_line = i - 1; break; } } } } else { int start_indent = get_indent_level(p_line); for (int i = p_line + 1; i <= line_count; i++) { if (get_line(p_line).strip_edges().size() == 0 || is_in_string(i) != -1 || is_in_comment(i) != -1) { end_line = i; continue; } if (i == line_count) { /* Do not fold empty last line of script if any */ end_line = i; if (get_line(i).strip_edges().size() == 0) { end_line--; } break; } if ((get_indent_level(i) <= start_indent && get_line(i).strip_edges().size() != 0)) { /* Keep an empty line unfolded if any */ end_line = i - 1; if (get_line(i - 1).strip_edges().size() == 0 && i - 2 > p_line) { end_line = i - 2; } break; } } } for (int i = p_line + 1; i <= end_line; i++) { _set_line_as_hidden(i, true); } /* Fix selection. */ if (has_selection()) { if (_is_line_hidden(get_selection_from_line()) && _is_line_hidden(get_selection_to_line())) { deselect(); } else if (_is_line_hidden(get_selection_from_line())) { select(p_line, 9999, get_selection_to_line(), get_selection_to_column()); } else if (_is_line_hidden(get_selection_to_line())) { select(get_selection_from_line(), get_selection_from_column(), p_line, 9999); } } /* Reset caret. */ if (_is_line_hidden(get_caret_line())) { set_caret_line(p_line, false, false); set_caret_column(get_line(p_line).length(), false); } update(); } void CodeEdit::unfold_line(int p_line) { ERR_FAIL_INDEX(p_line, get_line_count()); if (!is_line_folded(p_line) && !_is_line_hidden(p_line)) { return; } int fold_start = p_line; for (; fold_start > 0; fold_start--) { if (is_line_folded(fold_start)) { break; } } fold_start = is_line_folded(fold_start) ? fold_start : p_line; for (int i = fold_start + 1; i < get_line_count(); i++) { if (!_is_line_hidden(i)) { break; } _set_line_as_hidden(i, false); } update(); } void CodeEdit::fold_all_lines() { for (int i = 0; i < get_line_count(); i++) { fold_line(i); } update(); } void CodeEdit::unfold_all_lines() { _unhide_all_lines(); } void CodeEdit::toggle_foldable_line(int p_line) { ERR_FAIL_INDEX(p_line, get_line_count()); if (is_line_folded(p_line)) { unfold_line(p_line); return; } fold_line(p_line); } bool CodeEdit::is_line_folded(int p_line) const { ERR_FAIL_INDEX_V(p_line, get_line_count(), false); return p_line + 1 < get_line_count() && !_is_line_hidden(p_line) && _is_line_hidden(p_line + 1); } TypedArray CodeEdit::get_folded_lines() const { TypedArray folded_lines; for (int i = 0; i < get_line_count(); i++) { if (is_line_folded(i)) { folded_lines.push_back(i); } } return folded_lines; } /* Delimiters */ // Strings void CodeEdit::add_string_delimiter(const String &p_start_key, const String &p_end_key, bool p_line_only) { _add_delimiter(p_start_key, p_end_key, p_line_only, TYPE_STRING); } void CodeEdit::remove_string_delimiter(const String &p_start_key) { _remove_delimiter(p_start_key, TYPE_STRING); } bool CodeEdit::has_string_delimiter(const String &p_start_key) const { return _has_delimiter(p_start_key, TYPE_STRING); } void CodeEdit::set_string_delimiters(const TypedArray &p_string_delimiters) { _set_delimiters(p_string_delimiters, TYPE_STRING); } void CodeEdit::clear_string_delimiters() { _clear_delimiters(TYPE_STRING); } TypedArray CodeEdit::get_string_delimiters() const { return _get_delimiters(TYPE_STRING); } int CodeEdit::is_in_string(int p_line, int p_column) const { return _is_in_delimiter(p_line, p_column, TYPE_STRING); } // Comments void CodeEdit::add_comment_delimiter(const String &p_start_key, const String &p_end_key, bool p_line_only) { _add_delimiter(p_start_key, p_end_key, p_line_only, TYPE_COMMENT); } void CodeEdit::remove_comment_delimiter(const String &p_start_key) { _remove_delimiter(p_start_key, TYPE_COMMENT); } bool CodeEdit::has_comment_delimiter(const String &p_start_key) const { return _has_delimiter(p_start_key, TYPE_COMMENT); } void CodeEdit::set_comment_delimiters(const TypedArray &p_comment_delimiters) { _set_delimiters(p_comment_delimiters, TYPE_COMMENT); } void CodeEdit::clear_comment_delimiters() { _clear_delimiters(TYPE_COMMENT); } TypedArray CodeEdit::get_comment_delimiters() const { return _get_delimiters(TYPE_COMMENT); } int CodeEdit::is_in_comment(int p_line, int p_column) const { return _is_in_delimiter(p_line, p_column, TYPE_COMMENT); } String CodeEdit::get_delimiter_start_key(int p_delimiter_idx) const { ERR_FAIL_INDEX_V(p_delimiter_idx, delimiters.size(), ""); return delimiters[p_delimiter_idx].start_key; } String CodeEdit::get_delimiter_end_key(int p_delimiter_idx) const { ERR_FAIL_INDEX_V(p_delimiter_idx, delimiters.size(), ""); return delimiters[p_delimiter_idx].end_key; } Point2 CodeEdit::get_delimiter_start_position(int p_line, int p_column) const { if (delimiters.size() == 0) { return Point2(-1, -1); } ERR_FAIL_INDEX_V(p_line, get_line_count(), Point2(-1, -1)); ERR_FAIL_COND_V(p_column - 1 > get_line(p_line).size(), Point2(-1, -1)); Point2 start_position; start_position.y = -1; start_position.x = -1; bool in_region = ((p_line <= 0 || delimiter_cache[p_line - 1].size() < 1) ? -1 : delimiter_cache[p_line - 1].back()->value()) != -1; /* Check the keys for this line. */ for (Map::Element *E = delimiter_cache[p_line].front(); E; E = E->next()) { if (E->key() > p_column) { break; } in_region = E->value() != -1; start_position.x = in_region ? E->key() : -1; } /* Region was found on this line and is not a multiline continuation. */ int line_length = get_line(p_line).length(); if (start_position.x != -1 && line_length > 0 && start_position.x != line_length + 1) { start_position.y = p_line; return start_position; } /* Not in a region */ if (!in_region) { return start_position; } /* Region starts on a previous line */ for (int i = p_line - 1; i >= 0; i--) { if (delimiter_cache[i].size() < 1) { continue; } start_position.y = i; start_position.x = delimiter_cache[i].back()->key(); /* Make sure it's not a multiline continuation. */ line_length = get_line(i).length(); if (line_length > 0 && start_position.x != line_length + 1) { break; } } return start_position; } Point2 CodeEdit::get_delimiter_end_position(int p_line, int p_column) const { if (delimiters.size() == 0) { return Point2(-1, -1); } ERR_FAIL_INDEX_V(p_line, get_line_count(), Point2(-1, -1)); ERR_FAIL_COND_V(p_column - 1 > get_line(p_line).size(), Point2(-1, -1)); Point2 end_position; end_position.y = -1; end_position.x = -1; int region = (p_line <= 0 || delimiter_cache[p_line - 1].size() < 1) ? -1 : delimiter_cache[p_line - 1].back()->value(); /* Check the keys for this line. */ for (Map::Element *E = delimiter_cache[p_line].front(); E; E = E->next()) { end_position.x = (E->value() == -1) ? E->key() : -1; if (E->key() > p_column) { break; } region = E->value(); } /* Region was found on this line and is not a multiline continuation. */ if (region != -1 && end_position.x != -1 && (delimiters[region].line_only || end_position.x != get_line(p_line).length() + 1)) { end_position.y = p_line; return end_position; } /* Not in a region */ if (region == -1) { end_position.x = -1; return end_position; } /* Region ends on a later line */ for (int i = p_line + 1; i < get_line_count(); i++) { if (delimiter_cache[i].size() < 1 || delimiter_cache[i].front()->value() != -1) { continue; } end_position.x = delimiter_cache[i].front()->key(); /* Make sure it's not a multiline continuation. */ if (get_line(i).length() > 0 && end_position.x != get_line(i).length() + 1) { end_position.y = i; break; } end_position.x = -1; } return end_position; } /* Code hint */ void CodeEdit::set_code_hint(const String &p_hint) { code_hint = p_hint; code_hint_xpos = -0xFFFF; update(); } void CodeEdit::set_code_hint_draw_below(bool p_below) { code_hint_draw_below = p_below; update(); } /* Code Completion */ void CodeEdit::set_code_completion_enabled(bool p_enable) { code_completion_enabled = p_enable; } bool CodeEdit::is_code_completion_enabled() const { return code_completion_enabled; } void CodeEdit::set_code_completion_prefixes(const TypedArray &p_prefixes) { code_completion_prefixes.clear(); for (int i = 0; i < p_prefixes.size(); i++) { const String prefix = p_prefixes[i]; ERR_CONTINUE_MSG(prefix.is_empty(), "Code completion prefix cannot be empty."); code_completion_prefixes.insert(prefix[0]); } } TypedArray CodeEdit::get_code_completion_prefixes() const { TypedArray prefixes; for (const Set::Element *E = code_completion_prefixes.front(); E; E = E->next()) { prefixes.push_back(String::chr(E->get())); } return prefixes; } String CodeEdit::get_text_for_code_completion() const { StringBuilder completion_text; const int text_size = get_line_count(); for (int i = 0; i < text_size; i++) { String line = get_line(i); if (i == get_caret_line()) { completion_text += line.substr(0, get_caret_column()); /* Not unicode, represents the caret. */ completion_text += String::chr(0xFFFF); completion_text += line.substr(get_caret_column(), line.size()); } else { completion_text += line; } if (i != text_size - 1) { completion_text += "\n"; } } return completion_text.as_string(); } void CodeEdit::request_code_completion(bool p_force) { if (GDVIRTUAL_CALL(_request_code_completion, p_force)) { return; } /* Don't re-query if all existing options are quoted types, eg path, signal. */ bool ignored = code_completion_active && !code_completion_options.is_empty(); if (ignored) { ScriptCodeCompletionOption::Kind kind = ScriptCodeCompletionOption::KIND_PLAIN_TEXT; const ScriptCodeCompletionOption *previous_option = nullptr; for (int i = 0; i < code_completion_options.size(); i++) { const ScriptCodeCompletionOption ¤t_option = code_completion_options[i]; if (!previous_option) { previous_option = ¤t_option; kind = current_option.kind; } if (previous_option->kind != current_option.kind) { ignored = false; break; } } ignored = ignored && (kind == ScriptCodeCompletionOption::KIND_FILE_PATH || kind == ScriptCodeCompletionOption::KIND_NODE_PATH || kind == ScriptCodeCompletionOption::KIND_SIGNAL); } if (ignored) { return; } if (p_force) { emit_signal(SNAME("request_code_completion")); return; } String line = get_line(get_caret_line()); int ofs = CLAMP(get_caret_column(), 0, line.length()); if (ofs > 0 && (is_in_string(get_caret_line(), ofs) != -1 || _is_char(line[ofs - 1]) || code_completion_prefixes.has(line[ofs - 1]))) { emit_signal(SNAME("request_code_completion")); } else if (ofs > 1 && line[ofs - 1] == ' ' && code_completion_prefixes.has(line[ofs - 2])) { emit_signal(SNAME("request_code_completion")); } } void CodeEdit::add_code_completion_option(CodeCompletionKind p_type, const String &p_display_text, const String &p_insert_text, const Color &p_text_color, const RES &p_icon, const Variant &p_value) { ScriptCodeCompletionOption completion_option; completion_option.kind = (ScriptCodeCompletionOption::Kind)p_type; completion_option.display = p_display_text; completion_option.insert_text = p_insert_text; completion_option.font_color = p_text_color; completion_option.icon = p_icon; completion_option.default_value = p_value; code_completion_option_submitted.push_back(completion_option); } void CodeEdit::update_code_completion_options(bool p_forced) { code_completion_forced = p_forced; code_completion_option_sources = code_completion_option_submitted; code_completion_option_submitted.clear(); _filter_code_completion_candidates_impl(); } TypedArray CodeEdit::get_code_completion_options() const { if (!code_completion_active) { return TypedArray(); } TypedArray completion_options; completion_options.resize(code_completion_options.size()); for (int i = 0; i < code_completion_options.size(); i++) { Dictionary option; option["kind"] = code_completion_options[i].kind; option["display_text"] = code_completion_options[i].display; option["insert_text"] = code_completion_options[i].insert_text; option["font_color"] = code_completion_options[i].font_color; option["icon"] = code_completion_options[i].icon; option["default_value"] = code_completion_options[i].default_value; completion_options[i] = option; } return completion_options; } Dictionary CodeEdit::get_code_completion_option(int p_index) const { if (!code_completion_active) { return Dictionary(); } ERR_FAIL_INDEX_V(p_index, code_completion_options.size(), Dictionary()); Dictionary option; option["kind"] = code_completion_options[p_index].kind; option["display_text"] = code_completion_options[p_index].display; option["insert_text"] = code_completion_options[p_index].insert_text; option["font_color"] = code_completion_options[p_index].font_color; option["icon"] = code_completion_options[p_index].icon; option["default_value"] = code_completion_options[p_index].default_value; return option; } int CodeEdit::get_code_completion_selected_index() const { return (code_completion_active) ? code_completion_current_selected : -1; } void CodeEdit::set_code_completion_selected_index(int p_index) { if (!code_completion_active) { return; } ERR_FAIL_INDEX(p_index, code_completion_options.size()); code_completion_current_selected = p_index; update(); } void CodeEdit::confirm_code_completion(bool p_replace) { if (!is_editable() || !code_completion_active) { return; } if (GDVIRTUAL_CALL(_confirm_code_completion, p_replace)) { return; } begin_complex_operation(); int caret_line = get_caret_line(); const String &insert_text = code_completion_options[code_completion_current_selected].insert_text; const String &display_text = code_completion_options[code_completion_current_selected].display; if (p_replace) { /* Find end of current section */ const String line = get_line(caret_line); int caret_col = get_caret_column(); int caret_remove_line = caret_line; bool merge_text = true; int in_string = is_in_string(caret_line, caret_col); if (in_string != -1) { Point2 string_end = get_delimiter_end_position(caret_line, caret_col); if (string_end.x != -1) { merge_text = false; caret_remove_line = string_end.y; caret_col = string_end.x - 1; } } if (merge_text) { for (; caret_col < line.length(); caret_col++) { if (!_is_char(line[caret_col])) { break; } } } /* Replace. */ remove_text(caret_line, get_caret_column() - code_completion_base.length(), caret_remove_line, caret_col); set_caret_column(get_caret_column() - code_completion_base.length(), false); insert_text_at_caret(insert_text); } else { /* Get first non-matching char. */ const String line = get_line(caret_line); int caret_col = get_caret_column(); int matching_chars = code_completion_base.length(); for (; matching_chars <= insert_text.length(); matching_chars++) { if (caret_col >= line.length() || line[caret_col] != insert_text[matching_chars]) { break; } caret_col++; } /* Remove base completion text. */ remove_text(caret_line, get_caret_column() - code_completion_base.length(), caret_line, get_caret_column()); set_caret_column(get_caret_column() - code_completion_base.length(), false); /* Merge with text. */ insert_text_at_caret(insert_text.substr(0, code_completion_base.length())); set_caret_column(caret_col, false); insert_text_at_caret(insert_text.substr(matching_chars)); } /* Handle merging of symbols eg strings, brackets. */ const String line = get_line(caret_line); char32_t next_char = line[get_caret_column()]; char32_t last_completion_char = insert_text[insert_text.length() - 1]; char32_t last_completion_char_display = display_text[display_text.length() - 1]; int pre_brace_pair = get_caret_column() > 0 ? _get_auto_brace_pair_open_at_pos(caret_line, get_caret_column()) : -1; int post_brace_pair = get_caret_column() < get_line(caret_line).length() ? _get_auto_brace_pair_close_at_pos(caret_line, get_caret_column()) : -1; if (post_brace_pair != -1 && (last_completion_char == next_char || last_completion_char_display == next_char)) { remove_text(caret_line, get_caret_column(), caret_line, get_caret_column() + 1); } if (pre_brace_pair != -1 && pre_brace_pair != post_brace_pair && (last_completion_char == next_char || last_completion_char_display == next_char)) { remove_text(caret_line, get_caret_column(), caret_line, get_caret_column() + 1); } else if (auto_brace_completion_enabled && pre_brace_pair != -1 && post_brace_pair == -1) { insert_text_at_caret(auto_brace_completion_pairs[pre_brace_pair].close_key); set_caret_column(get_caret_column() - auto_brace_completion_pairs[pre_brace_pair].close_key.length()); } if (pre_brace_pair == -1 && post_brace_pair == -1 && get_caret_column() > 0 && get_caret_column() < get_line(caret_line).length()) { pre_brace_pair = _get_auto_brace_pair_open_at_pos(caret_line, get_caret_column() + 1); if (pre_brace_pair != -1 && pre_brace_pair == _get_auto_brace_pair_close_at_pos(caret_line, get_caret_column() - 1)) { remove_text(caret_line, get_caret_column() - 2, caret_line, get_caret_column()); if (_get_auto_brace_pair_close_at_pos(caret_line, get_caret_column() - 1) != pre_brace_pair) { set_caret_column(get_caret_column() - 1); } } } end_complex_operation(); cancel_code_completion(); if (code_completion_prefixes.has(last_completion_char)) { request_code_completion(); } } void CodeEdit::cancel_code_completion() { if (!code_completion_active) { return; } code_completion_forced = false; code_completion_active = false; update(); } /* Line length guidelines */ void CodeEdit::set_line_length_guidelines(TypedArray p_guideline_columns) { line_length_guideline_columns = p_guideline_columns; update(); } TypedArray CodeEdit::get_line_length_guidelines() const { return line_length_guideline_columns; } /* Symbol lookup */ void CodeEdit::set_symbol_lookup_on_click_enabled(bool p_enabled) { symbol_lookup_on_click_enabled = p_enabled; set_symbol_lookup_word_as_valid(false); } bool CodeEdit::is_symbol_lookup_on_click_enabled() const { return symbol_lookup_on_click_enabled; } String CodeEdit::get_text_for_symbol_lookup() { Point2i mp = get_local_mouse_pos(); Point2i pos = get_line_column_at_pos(mp); int line = pos.y; int col = pos.x; StringBuilder lookup_text; const int text_size = get_line_count(); for (int i = 0; i < text_size; i++) { String text = get_line(i); if (i == line) { lookup_text += text.substr(0, col); /* Not unicode, represents the cursor. */ lookup_text += String::chr(0xFFFF); lookup_text += text.substr(col, text.size()); } else { lookup_text += text; } if (i != text_size - 1) { lookup_text += "\n"; } } return lookup_text.as_string(); } void CodeEdit::set_symbol_lookup_word_as_valid(bool p_valid) { symbol_lookup_word = p_valid ? symbol_lookup_new_word : ""; symbol_lookup_new_word = ""; if (lookup_symbol_word != symbol_lookup_word) { _set_symbol_lookup_word(symbol_lookup_word); } } void CodeEdit::_bind_methods() { /* Indent management */ ClassDB::bind_method(D_METHOD("set_indent_size", "size"), &CodeEdit::set_indent_size); ClassDB::bind_method(D_METHOD("get_indent_size"), &CodeEdit::get_indent_size); ClassDB::bind_method(D_METHOD("set_indent_using_spaces", "use_spaces"), &CodeEdit::set_indent_using_spaces); ClassDB::bind_method(D_METHOD("is_indent_using_spaces"), &CodeEdit::is_indent_using_spaces); ClassDB::bind_method(D_METHOD("set_auto_indent_enabled", "enable"), &CodeEdit::set_auto_indent_enabled); ClassDB::bind_method(D_METHOD("is_auto_indent_enabled"), &CodeEdit::is_auto_indent_enabled); ClassDB::bind_method(D_METHOD("set_auto_indent_prefixes", "prefixes"), &CodeEdit::set_auto_indent_prefixes); ClassDB::bind_method(D_METHOD("get_auto_indent_prefixes"), &CodeEdit::get_auto_indent_prefixes); ClassDB::bind_method(D_METHOD("do_indent"), &CodeEdit::do_indent); ClassDB::bind_method(D_METHOD("do_unindent"), &CodeEdit::do_unindent); ClassDB::bind_method(D_METHOD("indent_lines"), &CodeEdit::indent_lines); ClassDB::bind_method(D_METHOD("unindent_lines"), &CodeEdit::unindent_lines); /* Auto brace completion */ ClassDB::bind_method(D_METHOD("set_auto_brace_completion_enabled", "enable"), &CodeEdit::set_auto_brace_completion_enabled); ClassDB::bind_method(D_METHOD("is_auto_brace_completion_enabled"), &CodeEdit::is_auto_brace_completion_enabled); ClassDB::bind_method(D_METHOD("set_highlight_matching_braces_enabled", "enable"), &CodeEdit::set_highlight_matching_braces_enabled); ClassDB::bind_method(D_METHOD("is_highlight_matching_braces_enabled"), &CodeEdit::is_highlight_matching_braces_enabled); ClassDB::bind_method(D_METHOD("add_auto_brace_completion_pair", "start_key", "end_key"), &CodeEdit::add_auto_brace_completion_pair); ClassDB::bind_method(D_METHOD("set_auto_brace_completion_pairs", "pairs"), &CodeEdit::set_auto_brace_completion_pairs); ClassDB::bind_method(D_METHOD("get_auto_brace_completion_pairs"), &CodeEdit::get_auto_brace_completion_pairs); ClassDB::bind_method(D_METHOD("has_auto_brace_completion_open_key", "open_key"), &CodeEdit::has_auto_brace_completion_open_key); ClassDB::bind_method(D_METHOD("has_auto_brace_completion_close_key", "close_key"), &CodeEdit::has_auto_brace_completion_close_key); ClassDB::bind_method(D_METHOD("get_auto_brace_completion_close_key", "open_key"), &CodeEdit::get_auto_brace_completion_close_key); /* Main Gutter */ ClassDB::bind_method(D_METHOD("_main_gutter_draw_callback"), &CodeEdit::_main_gutter_draw_callback); ClassDB::bind_method(D_METHOD("set_draw_breakpoints_gutter", "enable"), &CodeEdit::set_draw_breakpoints_gutter); ClassDB::bind_method(D_METHOD("is_drawing_breakpoints_gutter"), &CodeEdit::is_drawing_breakpoints_gutter); ClassDB::bind_method(D_METHOD("set_draw_bookmarks_gutter", "enable"), &CodeEdit::set_draw_bookmarks_gutter); ClassDB::bind_method(D_METHOD("is_drawing_bookmarks_gutter"), &CodeEdit::is_drawing_bookmarks_gutter); ClassDB::bind_method(D_METHOD("set_draw_executing_lines_gutter", "enable"), &CodeEdit::set_draw_executing_lines_gutter); ClassDB::bind_method(D_METHOD("is_drawing_executing_lines_gutter"), &CodeEdit::is_drawing_executing_lines_gutter); // Breakpoints ClassDB::bind_method(D_METHOD("set_line_as_breakpoint", "line", "breakpointed"), &CodeEdit::set_line_as_breakpoint); ClassDB::bind_method(D_METHOD("is_line_breakpointed", "line"), &CodeEdit::is_line_breakpointed); ClassDB::bind_method(D_METHOD("clear_breakpointed_lines"), &CodeEdit::clear_breakpointed_lines); ClassDB::bind_method(D_METHOD("get_breakpointed_lines"), &CodeEdit::get_breakpointed_lines); // Bookmarks ClassDB::bind_method(D_METHOD("set_line_as_bookmarked", "line", "bookmarked"), &CodeEdit::set_line_as_bookmarked); ClassDB::bind_method(D_METHOD("is_line_bookmarked", "line"), &CodeEdit::is_line_bookmarked); ClassDB::bind_method(D_METHOD("clear_bookmarked_lines"), &CodeEdit::clear_bookmarked_lines); ClassDB::bind_method(D_METHOD("get_bookmarked_lines"), &CodeEdit::get_bookmarked_lines); // executing lines ClassDB::bind_method(D_METHOD("set_line_as_executing", "line", "executing"), &CodeEdit::set_line_as_executing); ClassDB::bind_method(D_METHOD("is_line_executing", "line"), &CodeEdit::is_line_executing); ClassDB::bind_method(D_METHOD("clear_executing_lines"), &CodeEdit::clear_executing_lines); ClassDB::bind_method(D_METHOD("get_executing_lines"), &CodeEdit::get_executing_lines); /* Line numbers */ ClassDB::bind_method(D_METHOD("_line_number_draw_callback"), &CodeEdit::_line_number_draw_callback); ClassDB::bind_method(D_METHOD("set_draw_line_numbers", "enable"), &CodeEdit::set_draw_line_numbers); ClassDB::bind_method(D_METHOD("is_draw_line_numbers_enabled"), &CodeEdit::is_draw_line_numbers_enabled); ClassDB::bind_method(D_METHOD("set_line_numbers_zero_padded", "enable"), &CodeEdit::set_line_numbers_zero_padded); ClassDB::bind_method(D_METHOD("is_line_numbers_zero_padded"), &CodeEdit::is_line_numbers_zero_padded); /* Fold Gutter */ ClassDB::bind_method(D_METHOD("_fold_gutter_draw_callback"), &CodeEdit::_fold_gutter_draw_callback); ClassDB::bind_method(D_METHOD("set_draw_fold_gutter", "enable"), &CodeEdit::set_draw_fold_gutter); ClassDB::bind_method(D_METHOD("is_drawing_fold_gutter"), &CodeEdit::is_drawing_fold_gutter); /* Line folding */ ClassDB::bind_method(D_METHOD("set_line_folding_enabled", "enabled"), &CodeEdit::set_line_folding_enabled); ClassDB::bind_method(D_METHOD("is_line_folding_enabled"), &CodeEdit::is_line_folding_enabled); ClassDB::bind_method(D_METHOD("can_fold_line", "line"), &CodeEdit::can_fold_line); ClassDB::bind_method(D_METHOD("fold_line", "line"), &CodeEdit::fold_line); ClassDB::bind_method(D_METHOD("unfold_line", "line"), &CodeEdit::unfold_line); ClassDB::bind_method(D_METHOD("fold_all_lines"), &CodeEdit::fold_all_lines); ClassDB::bind_method(D_METHOD("unfold_all_lines"), &CodeEdit::unfold_all_lines); ClassDB::bind_method(D_METHOD("toggle_foldable_line", "line"), &CodeEdit::toggle_foldable_line); ClassDB::bind_method(D_METHOD("is_line_folded", "line"), &CodeEdit::is_line_folded); ClassDB::bind_method(D_METHOD("get_folded_lines"), &CodeEdit::get_folded_lines); /* Delimiters */ // Strings ClassDB::bind_method(D_METHOD("add_string_delimiter", "start_key", "end_key", "line_only"), &CodeEdit::add_string_delimiter, DEFVAL(false)); ClassDB::bind_method(D_METHOD("remove_string_delimiter", "start_key"), &CodeEdit::remove_string_delimiter); ClassDB::bind_method(D_METHOD("has_string_delimiter", "start_key"), &CodeEdit::has_string_delimiter); ClassDB::bind_method(D_METHOD("set_string_delimiters", "string_delimiters"), &CodeEdit::set_string_delimiters); ClassDB::bind_method(D_METHOD("clear_string_delimiters"), &CodeEdit::clear_string_delimiters); ClassDB::bind_method(D_METHOD("get_string_delimiters"), &CodeEdit::get_string_delimiters); ClassDB::bind_method(D_METHOD("is_in_string", "line", "column"), &CodeEdit::is_in_string, DEFVAL(-1)); // Comments ClassDB::bind_method(D_METHOD("add_comment_delimiter", "start_key", "end_key", "line_only"), &CodeEdit::add_comment_delimiter, DEFVAL(false)); ClassDB::bind_method(D_METHOD("remove_comment_delimiter", "start_key"), &CodeEdit::remove_comment_delimiter); ClassDB::bind_method(D_METHOD("has_comment_delimiter", "start_key"), &CodeEdit::has_comment_delimiter); ClassDB::bind_method(D_METHOD("set_comment_delimiters", "comment_delimiters"), &CodeEdit::set_comment_delimiters); ClassDB::bind_method(D_METHOD("clear_comment_delimiters"), &CodeEdit::clear_comment_delimiters); ClassDB::bind_method(D_METHOD("get_comment_delimiters"), &CodeEdit::get_comment_delimiters); ClassDB::bind_method(D_METHOD("is_in_comment", "line", "column"), &CodeEdit::is_in_comment, DEFVAL(-1)); // Util ClassDB::bind_method(D_METHOD("get_delimiter_start_key", "delimiter_index"), &CodeEdit::get_delimiter_start_key); ClassDB::bind_method(D_METHOD("get_delimiter_end_key", "delimiter_index"), &CodeEdit::get_delimiter_end_key); ClassDB::bind_method(D_METHOD("get_delimiter_start_position", "line", "column"), &CodeEdit::get_delimiter_start_position); ClassDB::bind_method(D_METHOD("get_delimiter_end_position", "line", "column"), &CodeEdit::get_delimiter_end_position); /* Code hint */ ClassDB::bind_method(D_METHOD("set_code_hint", "code_hint"), &CodeEdit::set_code_hint); ClassDB::bind_method(D_METHOD("set_code_hint_draw_below", "draw_below"), &CodeEdit::set_code_hint_draw_below); /* Code Completion */ BIND_ENUM_CONSTANT(KIND_CLASS); BIND_ENUM_CONSTANT(KIND_FUNCTION); BIND_ENUM_CONSTANT(KIND_SIGNAL); BIND_ENUM_CONSTANT(KIND_VARIABLE); BIND_ENUM_CONSTANT(KIND_MEMBER); BIND_ENUM_CONSTANT(KIND_ENUM); BIND_ENUM_CONSTANT(KIND_CONSTANT); BIND_ENUM_CONSTANT(KIND_NODE_PATH); BIND_ENUM_CONSTANT(KIND_FILE_PATH); BIND_ENUM_CONSTANT(KIND_PLAIN_TEXT); ClassDB::bind_method(D_METHOD("get_text_for_code_completion"), &CodeEdit::get_text_for_code_completion); ClassDB::bind_method(D_METHOD("request_code_completion", "force"), &CodeEdit::request_code_completion, DEFVAL(false)); ClassDB::bind_method(D_METHOD("add_code_completion_option", "type", "display_text", "insert_text", "text_color", "icon", "value"), &CodeEdit::add_code_completion_option, DEFVAL(Color(1, 1, 1)), DEFVAL(RES()), DEFVAL(Variant::NIL)); ClassDB::bind_method(D_METHOD("update_code_completion_options", "force"), &CodeEdit::update_code_completion_options); ClassDB::bind_method(D_METHOD("get_code_completion_options"), &CodeEdit::get_code_completion_options); ClassDB::bind_method(D_METHOD("get_code_completion_option", "index"), &CodeEdit::get_code_completion_option); ClassDB::bind_method(D_METHOD("get_code_completion_selected_index"), &CodeEdit::get_code_completion_selected_index); ClassDB::bind_method(D_METHOD("set_code_completion_selected_index", "index"), &CodeEdit::set_code_completion_selected_index); ClassDB::bind_method(D_METHOD("confirm_code_completion", "replace"), &CodeEdit::confirm_code_completion, DEFVAL(false)); ClassDB::bind_method(D_METHOD("cancel_code_completion"), &CodeEdit::cancel_code_completion); ClassDB::bind_method(D_METHOD("set_code_completion_enabled", "enable"), &CodeEdit::set_code_completion_enabled); ClassDB::bind_method(D_METHOD("is_code_completion_enabled"), &CodeEdit::is_code_completion_enabled); ClassDB::bind_method(D_METHOD("set_code_completion_prefixes", "prefixes"), &CodeEdit::set_code_completion_prefixes); ClassDB::bind_method(D_METHOD("get_code_comletion_prefixes"), &CodeEdit::get_code_completion_prefixes); // Overridable GDVIRTUAL_BIND(_confirm_code_completion, "replace") GDVIRTUAL_BIND(_request_code_completion, "force") GDVIRTUAL_BIND(_filter_code_completion_candidates, "candidates") /* Line length guidelines */ ClassDB::bind_method(D_METHOD("set_line_length_guidelines", "guideline_columns"), &CodeEdit::set_line_length_guidelines); ClassDB::bind_method(D_METHOD("get_line_length_guidelines"), &CodeEdit::get_line_length_guidelines); /* Symbol lookup */ ClassDB::bind_method(D_METHOD("set_symbol_lookup_on_click_enabled", "enable"), &CodeEdit::set_symbol_lookup_on_click_enabled); ClassDB::bind_method(D_METHOD("is_symbol_lookup_on_click_enabled"), &CodeEdit::is_symbol_lookup_on_click_enabled); ClassDB::bind_method(D_METHOD("get_text_for_symbol_lookup"), &CodeEdit::get_text_for_symbol_lookup); ClassDB::bind_method(D_METHOD("set_symbol_lookup_word_as_valid", "valid"), &CodeEdit::set_symbol_lookup_word_as_valid); /* Inspector */ ADD_PROPERTY(PropertyInfo(Variant::BOOL, "symbol_lookup_on_click"), "set_symbol_lookup_on_click_enabled", "is_symbol_lookup_on_click_enabled"); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "line_folding"), "set_line_folding_enabled", "is_line_folding_enabled"); ADD_PROPERTY(PropertyInfo(Variant::PACKED_INT32_ARRAY, "line_length_guidelines"), "set_line_length_guidelines", "get_line_length_guidelines"); ADD_GROUP("Gutters", "gutters_"); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "gutters_draw_breakpoints_gutter"), "set_draw_breakpoints_gutter", "is_drawing_breakpoints_gutter"); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "gutters_draw_bookmarks"), "set_draw_bookmarks_gutter", "is_drawing_bookmarks_gutter"); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "gutters_draw_executing_lines"), "set_draw_executing_lines_gutter", "is_drawing_executing_lines_gutter"); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "gutters_draw_line_numbers"), "set_draw_line_numbers", "is_draw_line_numbers_enabled"); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "gutters_zero_pad_line_numbers"), "set_line_numbers_zero_padded", "is_line_numbers_zero_padded"); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "gutters_draw_fold_gutter"), "set_draw_fold_gutter", "is_drawing_fold_gutter"); ADD_GROUP("Delimiters", "delimiter_"); ADD_PROPERTY(PropertyInfo(Variant::PACKED_STRING_ARRAY, "delimiter_strings"), "set_string_delimiters", "get_string_delimiters"); ADD_PROPERTY(PropertyInfo(Variant::PACKED_STRING_ARRAY, "delimiter_comments"), "set_comment_delimiters", "get_comment_delimiters"); ADD_GROUP("Code Completion", "code_completion_"); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "code_completion_enabled"), "set_code_completion_enabled", "is_code_completion_enabled"); ADD_PROPERTY(PropertyInfo(Variant::PACKED_STRING_ARRAY, "code_completion_prefixes"), "set_code_completion_prefixes", "get_code_comletion_prefixes"); ADD_GROUP("Indentation", "indent_"); ADD_PROPERTY(PropertyInfo(Variant::INT, "indent_size"), "set_indent_size", "get_indent_size"); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "indent_use_spaces"), "set_indent_using_spaces", "is_indent_using_spaces"); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "indent_automatic"), "set_auto_indent_enabled", "is_auto_indent_enabled"); ADD_PROPERTY(PropertyInfo(Variant::PACKED_STRING_ARRAY, "indent_automatic_prefixes"), "set_auto_indent_prefixes", "get_auto_indent_prefixes"); ADD_GROUP("Auto brace completion", "auto_brace_completion_"); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "auto_brace_completion_enabled"), "set_auto_brace_completion_enabled", "is_auto_brace_completion_enabled"); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "auto_brace_completion_highlight_matching"), "set_highlight_matching_braces_enabled", "is_highlight_matching_braces_enabled"); ADD_PROPERTY(PropertyInfo(Variant::DICTIONARY, "auto_brace_completion_pairs"), "set_auto_brace_completion_pairs", "get_auto_brace_completion_pairs"); /* Signals */ /* Gutters */ ADD_SIGNAL(MethodInfo("breakpoint_toggled", PropertyInfo(Variant::INT, "line"))); /* Code Completion */ ADD_SIGNAL(MethodInfo("request_code_completion")); /* Symbol lookup */ ADD_SIGNAL(MethodInfo("symbol_lookup", PropertyInfo(Variant::STRING, "symbol"), PropertyInfo(Variant::INT, "line"), PropertyInfo(Variant::INT, "column"))); ADD_SIGNAL(MethodInfo("symbol_validate", PropertyInfo(Variant::STRING, "symbol"))); } /* Auto brace completion */ int CodeEdit::_get_auto_brace_pair_open_at_pos(int p_line, int p_col) { const String &line = get_line(p_line); /* Should be fast enough, expecting low amount of pairs... */ for (int i = 0; i < auto_brace_completion_pairs.size(); i++) { const String &open_key = auto_brace_completion_pairs[i].open_key; if (p_col - open_key.length() < 0) { continue; } bool is_match = true; for (int j = 0; j < open_key.length(); j++) { if (line[(p_col - 1) - j] != open_key[(open_key.length() - 1) - j]) { is_match = false; break; } } if (is_match) { return i; } } return -1; } int CodeEdit::_get_auto_brace_pair_close_at_pos(int p_line, int p_col) { const String &line = get_line(p_line); /* Should be fast enough, expecting low amount of pairs... */ for (int i = 0; i < auto_brace_completion_pairs.size(); i++) { if (p_col + auto_brace_completion_pairs[i].close_key.length() > line.length()) { continue; } bool is_match = true; for (int j = 0; j < auto_brace_completion_pairs[i].close_key.length(); j++) { if (line[p_col + j] != auto_brace_completion_pairs[i].close_key[j]) { is_match = false; break; } } if (is_match) { return i; } } return -1; } /* Gutters */ void CodeEdit::_gutter_clicked(int p_line, int p_gutter) { if (p_gutter == main_gutter) { if (draw_breakpoints) { set_line_as_breakpoint(p_line, !is_line_breakpointed(p_line)); } return; } if (p_gutter == line_number_gutter) { set_selection_mode(TextEdit::SelectionMode::SELECTION_MODE_LINE, p_line, 0); select(p_line, 0, p_line + 1, 0); set_caret_line(p_line + 1); set_caret_column(0); return; } if (p_gutter == fold_gutter) { if (is_line_folded(p_line)) { unfold_line(p_line); } else if (can_fold_line(p_line)) { fold_line(p_line); } return; } } void CodeEdit::_update_gutter_indexes() { for (int i = 0; i < get_gutter_count(); i++) { if (get_gutter_name(i) == "main_gutter") { main_gutter = i; continue; } if (get_gutter_name(i) == "line_numbers") { line_number_gutter = i; continue; } if (get_gutter_name(i) == "fold_gutter") { fold_gutter = i; continue; } } } /* Delimiters */ void CodeEdit::_update_delimiter_cache(int p_from_line, int p_to_line) { if (delimiters.size() == 0) { return; } int line_count = get_line_count(); if (p_to_line == -1) { p_to_line = line_count; } int start_line = MIN(p_from_line, p_to_line); int end_line = MAX(p_from_line, p_to_line); /* Make sure delimiter_cache has all the lines. */ if (start_line != end_line) { if (p_to_line < p_from_line) { for (int i = end_line; i > start_line; i--) { delimiter_cache.remove(i); } } else { for (int i = start_line; i < end_line; i++) { delimiter_cache.insert(i, Map()); } } } int in_region = -1; for (int i = start_line; i < MIN(end_line + 1, line_count); i++) { int current_end_region = (i <= 0 || delimiter_cache[i].size() < 1) ? -1 : delimiter_cache[i].back()->value(); in_region = (i <= 0 || delimiter_cache[i - 1].size() < 1) ? -1 : delimiter_cache[i - 1].back()->value(); const String &str = get_line(i); const int line_length = str.length(); delimiter_cache.write[i].clear(); if (str.length() == 0) { if (in_region != -1) { delimiter_cache.write[i][0] = in_region; } if (i == end_line && current_end_region != in_region) { end_line++; end_line = MIN(end_line, line_count); } continue; } int end_region = -1; for (int j = 0; j < line_length; j++) { int from = j; for (; from < line_length; from++) { if (str[from] == '\\') { from++; continue; } break; } /* check if we are in entering a region */ bool same_line = false; if (in_region == -1) { for (int d = 0; d < delimiters.size(); d++) { /* check there is enough room */ int chars_left = line_length - from; int start_key_length = delimiters[d].start_key.length(); int end_key_length = delimiters[d].end_key.length(); if (chars_left < start_key_length) { continue; } /* search the line */ bool match = true; const char32_t *start_key = delimiters[d].start_key.get_data(); for (int k = 0; k < start_key_length; k++) { if (start_key[k] != str[from + k]) { match = false; break; } } if (!match) { continue; } same_line = true; in_region = d; delimiter_cache.write[i][from + 1] = d; from += start_key_length; /* check if it's the whole line */ if (end_key_length == 0 || delimiters[d].line_only || from + end_key_length > line_length) { j = line_length; if (delimiters[d].line_only) { delimiter_cache.write[i][line_length + 1] = -1; } else { end_region = in_region; } } break; } if (j == line_length || in_region == -1) { continue; } } /* if we are in one find the end key */ /* search the line */ int region_end_index = -1; int end_key_length = delimiters[in_region].end_key.length(); const char32_t *end_key = delimiters[in_region].end_key.get_data(); for (; from < line_length; from++) { if (line_length - from < end_key_length) { break; } if (!is_symbol(str[from])) { continue; } if (str[from] == '\\') { from++; continue; } region_end_index = from; for (int k = 0; k < end_key_length; k++) { if (end_key[k] != str[from + k]) { region_end_index = -1; break; } } if (region_end_index != -1) { break; } } j = from + (end_key_length - 1); end_region = (region_end_index == -1) ? in_region : -1; if (!same_line || region_end_index != -1) { delimiter_cache.write[i][j + 1] = end_region; } in_region = -1; } if (i == end_line && current_end_region != end_region) { end_line++; end_line = MIN(end_line, line_count); } } } int CodeEdit::_is_in_delimiter(int p_line, int p_column, DelimiterType p_type) const { if (delimiters.size() == 0) { return -1; } ERR_FAIL_INDEX_V(p_line, get_line_count(), 0); int region = (p_line <= 0 || delimiter_cache[p_line - 1].size() < 1) ? -1 : delimiter_cache[p_line - 1].back()->value(); bool in_region = region != -1 && delimiters[region].type == p_type; for (Map::Element *E = delimiter_cache[p_line].front(); E; E = E->next()) { /* If column is specified, loop until the key is larger then the column. */ if (p_column != -1) { if (E->key() > p_column) { break; } in_region = E->value() != -1 && delimiters[E->value()].type == p_type; region = in_region ? E->value() : -1; continue; } /* If no column, calculate if the entire line is a region */ /* excluding whitespace. */ const String line = get_line(p_line); if (!in_region) { if (E->value() == -1 || delimiters[E->value()].type != p_type) { break; } region = E->value(); in_region = true; for (int i = E->key() - 2; i >= 0; i--) { if (!_is_whitespace(line[i])) { return -1; } } } if (delimiters[region].line_only) { return region; } int end_col = E->key(); if (E->value() != -1) { if (!E->next()) { return region; } end_col = E->next()->key(); } for (int i = end_col; i < line.length(); i++) { if (!_is_whitespace(line[i])) { return -1; } } return region; } return in_region ? region : -1; } void CodeEdit::_add_delimiter(const String &p_start_key, const String &p_end_key, bool p_line_only, DelimiterType p_type) { // If we are the editor allow "null" as a valid start key, otherwise users cannot add delimiters via the inspector. if (!(Engine::get_singleton()->is_editor_hint() && p_start_key == "null")) { ERR_FAIL_COND_MSG(p_start_key.is_empty(), "delimiter start key cannot be empty"); for (int i = 0; i < p_start_key.length(); i++) { ERR_FAIL_COND_MSG(!is_symbol(p_start_key[i]), "delimiter must start with a symbol"); } } if (p_end_key.length() > 0) { for (int i = 0; i < p_end_key.length(); i++) { ERR_FAIL_COND_MSG(!is_symbol(p_end_key[i]), "delimiter must end with a symbol"); } } int at = 0; for (int i = 0; i < delimiters.size(); i++) { ERR_FAIL_COND_MSG(delimiters[i].start_key == p_start_key, "delimiter with start key '" + p_start_key + "' already exists."); if (p_start_key.length() < delimiters[i].start_key.length()) { at++; } } Delimiter delimiter; delimiter.type = p_type; delimiter.start_key = p_start_key; delimiter.end_key = p_end_key; delimiter.line_only = p_line_only || p_end_key == ""; delimiters.insert(at, delimiter); if (!setting_delimiters) { delimiter_cache.clear(); _update_delimiter_cache(); } } void CodeEdit::_remove_delimiter(const String &p_start_key, DelimiterType p_type) { for (int i = 0; i < delimiters.size(); i++) { if (delimiters[i].start_key != p_start_key) { continue; } if (delimiters[i].type != p_type) { break; } delimiters.remove(i); if (!setting_delimiters) { delimiter_cache.clear(); _update_delimiter_cache(); } break; } } bool CodeEdit::_has_delimiter(const String &p_start_key, DelimiterType p_type) const { for (int i = 0; i < delimiters.size(); i++) { if (delimiters[i].start_key == p_start_key) { return delimiters[i].type == p_type; } } return false; } void CodeEdit::_set_delimiters(const TypedArray &p_delimiters, DelimiterType p_type) { setting_delimiters = true; _clear_delimiters(p_type); for (int i = 0; i < p_delimiters.size(); i++) { String key = p_delimiters[i]; if (key.is_empty()) { continue; } const String start_key = key.get_slice(" ", 0); const String end_key = key.get_slice_count(" ") > 1 ? key.get_slice(" ", 1) : String(); _add_delimiter(start_key, end_key, end_key == "", p_type); } setting_delimiters = false; _update_delimiter_cache(); } void CodeEdit::_clear_delimiters(DelimiterType p_type) { for (int i = delimiters.size() - 1; i >= 0; i--) { if (delimiters[i].type == p_type) { delimiters.remove(i); } } delimiter_cache.clear(); if (!setting_delimiters) { _update_delimiter_cache(); } } TypedArray CodeEdit::_get_delimiters(DelimiterType p_type) const { TypedArray r_delimiters; for (int i = 0; i < delimiters.size(); i++) { if (delimiters[i].type != p_type) { continue; } r_delimiters.push_back(delimiters[i].start_key + (delimiters[i].end_key.is_empty() ? "" : " " + delimiters[i].end_key)); } return r_delimiters; } /* Code Completion */ void CodeEdit::_filter_code_completion_candidates_impl() { int line_height = get_line_height(); if (GDVIRTUAL_IS_OVERRIDDEN(_filter_code_completion_candidates)) { code_completion_options.clear(); code_completion_base = ""; /* Build options argument. */ TypedArray completion_options_sources; completion_options_sources.resize(code_completion_option_sources.size()); int i = 0; for (const ScriptCodeCompletionOption &E : code_completion_option_sources) { Dictionary option; option["kind"] = E.kind; option["display_text"] = E.display; option["insert_text"] = E.insert_text; option["font_color"] = E.font_color; option["icon"] = E.icon; option["default_value"] = E.default_value; completion_options_sources[i] = option; i++; } Array completion_options; GDVIRTUAL_CALL(_filter_code_completion_candidates, completion_options_sources, completion_options); /* No options to complete, cancel. */ if (completion_options.size() == 0) { cancel_code_completion(); return; } /* Convert back into options. */ int max_width = 0; for (i = 0; i < completion_options.size(); i++) { ScriptCodeCompletionOption option; option.kind = (ScriptCodeCompletionOption::Kind)(int)completion_options[i].get("kind"); option.display = completion_options[i].get("display_text"); option.insert_text = completion_options[i].get("insert_text"); option.font_color = completion_options[i].get("font_color"); option.icon = completion_options[i].get("icon"); option.default_value = completion_options[i].get("default_value"); int offset = 0; if (option.default_value.get_type() == Variant::COLOR) { offset = line_height; } max_width = MAX(max_width, font->get_string_size(option.display, font_size).width + offset); code_completion_options.push_back(option); } code_completion_longest_line = MIN(max_width, code_completion_max_width * font_size); code_completion_current_selected = 0; code_completion_active = true; update(); return; } const int caret_line = get_caret_line(); const int caret_column = get_caret_column(); const String line = get_line(caret_line); if (caret_column > 0 && line[caret_column - 1] == '(' && !code_completion_forced) { cancel_code_completion(); return; } /* Get string status, are we in one or at the close. */ int in_string = is_in_string(caret_line, caret_column); int first_quote_col = -1; if (in_string != -1) { Point2 string_start_pos = get_delimiter_start_position(caret_line, caret_column); first_quote_col = (string_start_pos.y == caret_line) ? string_start_pos.x : -1; } else if (caret_column > 0) { if (is_in_string(caret_line, caret_column - 1) != -1) { first_quote_col = caret_column - 1; } } int cofs = caret_column; String string_to_complete; bool prev_is_word = false; /* Cancel if we are at the close of a string. */ if (caret_column > 0 && in_string == -1 && first_quote_col == cofs - 1) { cancel_code_completion(); return; /* In a string, therefore we are trying to complete the string text. */ } else if (in_string != -1 && first_quote_col != -1) { int key_length = delimiters[in_string].start_key.length(); string_to_complete = line.substr(first_quote_col - key_length, (cofs - first_quote_col) + key_length); /* If we have a space, previous word might be a keyword. eg "func |". */ } else if (cofs > 0 && line[cofs - 1] == ' ') { int ofs = cofs - 1; while (ofs > 0 && line[ofs] == ' ') { ofs--; } prev_is_word = _is_char(line[ofs]); /* Otherwise get current word and set cofs to the start. */ } else { int start_cofs = cofs; while (cofs > 0 && line[cofs - 1] > 32 && (line[cofs - 1] == '/' || _is_char(line[cofs - 1]))) { cofs--; } string_to_complete = line.substr(cofs, start_cofs - cofs); } /* If all else fails, check for a prefix. */ /* Single space between caret and prefix is okay. */ bool prev_is_prefix = false; if (cofs > 0 && code_completion_prefixes.has(line[cofs - 1])) { prev_is_prefix = true; } else if (cofs > 1 && line[cofs - 1] == ' ' && code_completion_prefixes.has(line[cofs - 2])) { prev_is_prefix = true; } if (!prev_is_word && string_to_complete.is_empty() && (cofs == 0 || !prev_is_prefix)) { cancel_code_completion(); return; } /* Filter Options. */ /* For now handle only tradional quoted strings. */ bool single_quote = in_string != -1 && first_quote_col > 0 && delimiters[in_string].start_key == "'"; code_completion_options.clear(); code_completion_base = string_to_complete; Vector completion_options_casei; Vector completion_options_subseq; Vector completion_options_subseq_casei; int max_width = 0; String string_to_complete_lower = string_to_complete.to_lower(); for (ScriptCodeCompletionOption &option : code_completion_option_sources) { if (single_quote && option.display.is_quoted()) { option.display = option.display.unquote().quote("'"); } int offset = 0; if (option.default_value.get_type() == Variant::COLOR) { offset = line_height; } if (in_string != -1) { String quote = single_quote ? "'" : "\""; option.display = option.display.unquote().quote(quote); option.insert_text = option.insert_text.unquote().quote(quote); } if (option.display.length() == 0) { continue; } if (string_to_complete.length() == 0) { code_completion_options.push_back(option); max_width = MAX(max_width, font->get_string_size(option.display, font_size).width + offset); continue; } /* This code works the same as: if (option.display.begins_with(s)) { completion_options.push_back(option); } else if (option.display.to_lower().begins_with(s.to_lower())) { completion_options_casei.push_back(option); } else if (s.is_subsequence_of(option.display)) { completion_options_subseq.push_back(option); } else if (s.is_subsequence_ofi(option.display)) { completion_options_subseq_casei.push_back(option); } But is more performant due to being inlined and looping over the characters only once */ String display_lower = option.display.to_lower(); const char32_t *ssq = &string_to_complete[0]; const char32_t *ssq_lower = &string_to_complete_lower[0]; const char32_t *tgt = &option.display[0]; const char32_t *tgt_lower = &display_lower[0]; const char32_t *ssq_last_tgt = nullptr; const char32_t *ssq_lower_last_tgt = nullptr; for (; *tgt; tgt++, tgt_lower++) { if (*ssq == *tgt) { ssq++; ssq_last_tgt = tgt; } if (*ssq_lower == *tgt_lower) { ssq_lower++; ssq_lower_last_tgt = tgt; } } /* Matched the whole subsequence in s. */ if (!*ssq) { /* Finished matching in the first s.length() characters. */ if (ssq_last_tgt == &option.display[string_to_complete.length() - 1]) { code_completion_options.push_back(option); } else { completion_options_subseq.push_back(option); } max_width = MAX(max_width, font->get_string_size(option.display, font_size).width + offset); /* Matched the whole subsequence in s_lower. */ } else if (!*ssq_lower) { /* Finished matching in the first s.length() characters. */ if (ssq_lower_last_tgt == &option.display[string_to_complete.length() - 1]) { completion_options_casei.push_back(option); } else { completion_options_subseq_casei.push_back(option); } max_width = MAX(max_width, font->get_string_size(option.display, font_size).width + offset); } } code_completion_options.append_array(completion_options_casei); code_completion_options.append_array(completion_options_subseq); code_completion_options.append_array(completion_options_subseq_casei); /* No options to complete, cancel. */ if (code_completion_options.size() == 0) { cancel_code_completion(); return; } /* A perfect match, stop completion. */ if (code_completion_options.size() == 1 && string_to_complete == code_completion_options[0].display) { cancel_code_completion(); return; } code_completion_longest_line = MIN(max_width, code_completion_max_width * font_size); code_completion_current_selected = 0; code_completion_active = true; update(); } void CodeEdit::_lines_edited_from(int p_from_line, int p_to_line) { _update_delimiter_cache(p_from_line, p_to_line); if (p_from_line == p_to_line) { return; } lines_edited_from = (lines_edited_from == -1) ? MIN(p_from_line, p_to_line) : MIN(lines_edited_from, MIN(p_from_line, p_to_line)); lines_edited_to = (lines_edited_to == -1) ? MAX(p_from_line, p_to_line) : MAX(lines_edited_from, MAX(p_from_line, p_to_line)); } void CodeEdit::_text_set() { lines_edited_from = 0; lines_edited_to = 9999; _text_changed(); } void CodeEdit::_text_changed() { if (lines_edited_from == -1) { return; } int lc = get_line_count(); line_number_digits = 1; while (lc /= 10) { line_number_digits++; } if (font.is_valid()) { set_gutter_width(line_number_gutter, (line_number_digits + 1) * font->get_char_size('0', 0, font_size).width); } lc = get_line_count(); int line_change_size = (lines_edited_to - lines_edited_from); List breakpoints; breakpointed_lines.get_key_list(&breakpoints); for (const int &line : breakpoints) { if (line < lines_edited_from || (line < lc && is_line_breakpointed(line))) { continue; } breakpointed_lines.erase(line); emit_signal(SNAME("breakpoint_toggled"), line); int next_line = line + line_change_size; if (next_line < lc && is_line_breakpointed(next_line)) { emit_signal(SNAME("breakpoint_toggled"), next_line); breakpointed_lines[next_line] = true; continue; } } lines_edited_from = -1; lines_edited_to = -1; } CodeEdit::CodeEdit() { /* Indent management */ auto_indent_prefixes.insert(':'); auto_indent_prefixes.insert('{'); auto_indent_prefixes.insert('['); auto_indent_prefixes.insert('('); /* Auto brace completion */ add_auto_brace_completion_pair("(", ")"); add_auto_brace_completion_pair("{", "}"); add_auto_brace_completion_pair("[", "]"); add_auto_brace_completion_pair("\"", "\""); add_auto_brace_completion_pair("\'", "\'"); /* Delimiter traking */ add_string_delimiter("\"", "\"", false); add_string_delimiter("\'", "\'", false); /* Text Direction */ set_layout_direction(LAYOUT_DIRECTION_LTR); set_text_direction(TEXT_DIRECTION_LTR); /* Gutters */ int gutter_idx = 0; /* Main Gutter */ add_gutter(); set_gutter_name(gutter_idx, "main_gutter"); set_gutter_draw(gutter_idx, false); set_gutter_overwritable(gutter_idx, true); set_gutter_type(gutter_idx, GUTTER_TYPE_CUSTOM); set_gutter_custom_draw(gutter_idx, this, "_main_gutter_draw_callback"); gutter_idx++; /* Line numbers */ add_gutter(); set_gutter_name(gutter_idx, "line_numbers"); set_gutter_draw(gutter_idx, false); set_gutter_type(gutter_idx, GUTTER_TYPE_CUSTOM); set_gutter_custom_draw(gutter_idx, this, "_line_number_draw_callback"); gutter_idx++; /* Fold Gutter */ add_gutter(); set_gutter_name(gutter_idx, "fold_gutter"); set_gutter_draw(gutter_idx, false); set_gutter_type(gutter_idx, GUTTER_TYPE_CUSTOM); set_gutter_custom_draw(gutter_idx, this, "_fold_gutter_draw_callback"); gutter_idx++; connect("lines_edited_from", callable_mp(this, &CodeEdit::_lines_edited_from)); connect("text_set", callable_mp(this, &CodeEdit::_text_set)); connect("text_changed", callable_mp(this, &CodeEdit::_text_changed)); connect("gutter_clicked", callable_mp(this, &CodeEdit::_gutter_clicked)); connect("gutter_added", callable_mp(this, &CodeEdit::_update_gutter_indexes)); connect("gutter_removed", callable_mp(this, &CodeEdit::_update_gutter_indexes)); _update_gutter_indexes(); } CodeEdit::~CodeEdit() { }