476 lines
15 KiB
C++
476 lines
15 KiB
C++
/**************************************************************************/
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/* code_edit.h */
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/**************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/**************************************************************************/
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#ifndef CODE_EDIT_H
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#define CODE_EDIT_H
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#include "scene/gui/text_edit.h"
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class CodeEdit : public TextEdit {
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GDCLASS(CodeEdit, TextEdit)
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public:
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// Keep enums in sync with:
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// core/object/script_language.h - ScriptLanguage::CodeCompletionKind
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enum CodeCompletionKind {
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KIND_CLASS,
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KIND_FUNCTION,
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KIND_SIGNAL,
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KIND_VARIABLE,
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KIND_MEMBER,
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KIND_ENUM,
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KIND_CONSTANT,
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KIND_NODE_PATH,
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KIND_FILE_PATH,
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KIND_PLAIN_TEXT,
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};
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// core/object/script_language.h - ScriptLanguage::CodeCompletionLocation
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enum CodeCompletionLocation {
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LOCATION_LOCAL = 0,
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LOCATION_PARENT_MASK = 1 << 8,
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LOCATION_OTHER_USER_CODE = 1 << 9,
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LOCATION_OTHER = 1 << 10,
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};
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private:
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/* Indent management */
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int indent_size = 4;
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String indent_text = "\t";
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bool auto_indent = false;
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HashSet<char32_t> auto_indent_prefixes;
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bool indent_using_spaces = false;
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int _calculate_spaces_till_next_left_indent(int p_column) const;
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int _calculate_spaces_till_next_right_indent(int p_column) const;
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void _new_line(bool p_split_current_line = true, bool p_above = false);
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/* Auto brace completion */
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bool auto_brace_completion_enabled = false;
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/* BracePair open_key must be uniquie and ordered by length. */
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struct BracePair {
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String open_key = "";
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String close_key = "";
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};
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Vector<BracePair> auto_brace_completion_pairs;
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int _get_auto_brace_pair_open_at_pos(int p_line, int p_col);
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int _get_auto_brace_pair_close_at_pos(int p_line, int p_col);
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/* Main Gutter */
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enum MainGutterType {
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MAIN_GUTTER_BREAKPOINT = 0x01,
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MAIN_GUTTER_BOOKMARK = 0x02,
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MAIN_GUTTER_EXECUTING = 0x04
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};
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int main_gutter = -1;
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void _update_draw_main_gutter();
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void _main_gutter_draw_callback(int p_line, int p_gutter, const Rect2 &p_region);
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// breakpoints
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HashMap<int, bool> breakpointed_lines;
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bool draw_breakpoints = false;
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// bookmarks
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bool draw_bookmarks = false;
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// executing lines
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bool draw_executing_lines = false;
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/* Line numbers */
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int line_number_gutter = -1;
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int line_number_digits = 1;
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String line_number_padding = " ";
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void _line_number_draw_callback(int p_line, int p_gutter, const Rect2 &p_region);
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/* Fold Gutter */
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int fold_gutter = -1;
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bool draw_fold_gutter = false;
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void _fold_gutter_draw_callback(int p_line, int p_gutter, Rect2 p_region);
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void _gutter_clicked(int p_line, int p_gutter);
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void _update_gutter_indexes();
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/* Line Folding */
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bool line_folding_enabled = false;
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/* Delimiters */
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enum DelimiterType {
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TYPE_STRING,
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TYPE_COMMENT,
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};
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struct Delimiter {
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DelimiterType type;
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String start_key = "";
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String end_key = "";
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bool line_only = true;
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};
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bool setting_delimiters = false;
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Vector<Delimiter> delimiters;
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/*
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* Vector entry per line, contains a Map of column numbers to delimiter index, -1 marks the end of a region.
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* e.g the following text will be stored as so:
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*
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* 0: nothing here
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* 1:
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* 2: # test
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* 3: "test" text "multiline
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* 4:
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* 5: test
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* 6: string"
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*
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* Vector [
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* 0 = []
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* 1 = []
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* 2 = [
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* 1 = 1
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* 6 = -1
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* ]
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* 3 = [
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* 1 = 0
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* 6 = -1
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* 13 = 0
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* ]
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* 4 = [
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* 0 = 0
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* ]
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* 5 = [
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* 5 = 0
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* ]
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* 6 = [
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* 7 = -1
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* ]
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* ]
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*/
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Vector<RBMap<int, int>> delimiter_cache;
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void _update_delimiter_cache(int p_from_line = 0, int p_to_line = -1);
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int _is_in_delimiter(int p_line, int p_column, DelimiterType p_type) const;
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void _add_delimiter(const String &p_start_key, const String &p_end_key, bool p_line_only, DelimiterType p_type);
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void _remove_delimiter(const String &p_start_key, DelimiterType p_type);
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bool _has_delimiter(const String &p_start_key, DelimiterType p_type) const;
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void _set_delimiters(const TypedArray<String> &p_delimiters, DelimiterType p_type);
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void _clear_delimiters(DelimiterType p_type);
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TypedArray<String> _get_delimiters(DelimiterType p_type) const;
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/* Code Hint */
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String code_hint = "";
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bool code_hint_draw_below = true;
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int code_hint_xpos = -0xFFFF;
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/* Code Completion */
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bool code_completion_enabled = false;
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bool code_completion_forced = false;
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bool code_completion_active = false;
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bool is_code_completion_scroll_hovered = false;
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bool is_code_completion_scroll_pressed = false;
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bool is_code_completion_drag_started = false;
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Vector<ScriptLanguage::CodeCompletionOption> code_completion_options;
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int code_completion_line_ofs = 0;
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int code_completion_current_selected = 0;
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int code_completion_force_item_center = -1;
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int code_completion_longest_line = 0;
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Rect2i code_completion_rect;
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Rect2i code_completion_scroll_rect;
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HashSet<char32_t> code_completion_prefixes;
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List<ScriptLanguage::CodeCompletionOption> code_completion_option_submitted;
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List<ScriptLanguage::CodeCompletionOption> code_completion_option_sources;
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String code_completion_base;
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void _update_scroll_selected_line(float p_mouse_y);
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void _filter_code_completion_candidates_impl();
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/* Line length guidelines */
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TypedArray<int> line_length_guideline_columns;
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/* Symbol lookup */
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bool symbol_lookup_on_click_enabled = false;
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String symbol_lookup_new_word = "";
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String symbol_lookup_word = "";
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Point2i symbol_lookup_pos;
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/* Visual */
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struct ThemeCache {
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/* Gutters */
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Color code_folding_color = Color(1, 1, 1);
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Ref<Texture2D> can_fold_icon;
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Ref<Texture2D> folded_icon;
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Ref<Texture2D> folded_eol_icon;
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Color breakpoint_color = Color(1, 1, 1);
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Ref<Texture2D> breakpoint_icon = Ref<Texture2D>();
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Color bookmark_color = Color(1, 1, 1);
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Ref<Texture2D> bookmark_icon = Ref<Texture2D>();
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Color executing_line_color = Color(1, 1, 1);
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Ref<Texture2D> executing_line_icon = Ref<Texture2D>();
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Color line_number_color = Color(1, 1, 1);
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/* Code Completion */
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Ref<StyleBox> code_completion_style;
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int code_completion_icon_separation = 0;
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int code_completion_max_width = 0;
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int code_completion_max_lines = 7;
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int code_completion_scroll_width = 0;
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Color code_completion_scroll_color = Color(0, 0, 0, 0);
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Color code_completion_scroll_hovered_color = Color(0, 0, 0, 0);
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Color code_completion_background_color = Color(0, 0, 0, 0);
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Color code_completion_selected_color = Color(0, 0, 0, 0);
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Color code_completion_existing_color = Color(0, 0, 0, 0);
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/* Code hint */
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Ref<StyleBox> code_hint_style;
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Color code_hint_color;
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/* Line length guideline */
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Color line_length_guideline_color;
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/* Other visuals */
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Ref<StyleBox> style_normal;
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Ref<Font> font;
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int font_size = 16;
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int line_spacing = 1;
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} theme_cache;
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/* Callbacks */
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int lines_edited_changed = 0;
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int lines_edited_from = -1;
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int lines_edited_to = -1;
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void _lines_edited_from(int p_from_line, int p_to_line);
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void _text_set();
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void _text_changed();
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protected:
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void _notification(int p_what);
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static void _bind_methods();
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virtual void _update_theme_item_cache() override;
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/* Text manipulation */
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// Overridable actions
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virtual void _handle_unicode_input_internal(const uint32_t p_unicode, int p_caret) override;
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virtual void _backspace_internal(int p_caret) override;
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GDVIRTUAL1(_confirm_code_completion, bool)
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GDVIRTUAL1(_request_code_completion, bool)
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GDVIRTUAL1RC(TypedArray<Dictionary>, _filter_code_completion_candidates, TypedArray<Dictionary>)
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public:
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/* General overrides */
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virtual void gui_input(const Ref<InputEvent> &p_gui_input) override;
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virtual CursorShape get_cursor_shape(const Point2 &p_pos = Point2i()) const override;
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/* Indent management */
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void set_indent_size(const int p_size);
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int get_indent_size() const;
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void set_indent_using_spaces(const bool p_use_spaces);
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bool is_indent_using_spaces() const;
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void set_auto_indent_enabled(bool p_enabled);
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bool is_auto_indent_enabled() const;
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void set_auto_indent_prefixes(const TypedArray<String> &p_prefixes);
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TypedArray<String> get_auto_indent_prefixes() const;
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void do_indent();
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void indent_lines();
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void unindent_lines();
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void convert_indent(int p_from_line = -1, int p_to_line = -1);
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/* Auto brace completion */
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void set_auto_brace_completion_enabled(bool p_enabled);
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bool is_auto_brace_completion_enabled() const;
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void set_highlight_matching_braces_enabled(bool p_enabled);
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bool is_highlight_matching_braces_enabled() const;
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void add_auto_brace_completion_pair(const String &p_open_key, const String &p_close_key);
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void set_auto_brace_completion_pairs(const Dictionary &p_auto_brace_completion_pairs);
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Dictionary get_auto_brace_completion_pairs() const;
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bool has_auto_brace_completion_open_key(const String &p_open_key) const;
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bool has_auto_brace_completion_close_key(const String &p_close_key) const;
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String get_auto_brace_completion_close_key(const String &p_open_key) const;
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/* Main Gutter */
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void set_draw_breakpoints_gutter(bool p_draw);
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bool is_drawing_breakpoints_gutter() const;
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void set_draw_bookmarks_gutter(bool p_draw);
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bool is_drawing_bookmarks_gutter() const;
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void set_draw_executing_lines_gutter(bool p_draw);
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bool is_drawing_executing_lines_gutter() const;
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// breakpoints
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void set_line_as_breakpoint(int p_line, bool p_breakpointed);
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bool is_line_breakpointed(int p_line) const;
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void clear_breakpointed_lines();
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PackedInt32Array get_breakpointed_lines() const;
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// bookmarks
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void set_line_as_bookmarked(int p_line, bool p_bookmarked);
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bool is_line_bookmarked(int p_line) const;
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void clear_bookmarked_lines();
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PackedInt32Array get_bookmarked_lines() const;
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// executing lines
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void set_line_as_executing(int p_line, bool p_executing);
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bool is_line_executing(int p_line) const;
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void clear_executing_lines();
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PackedInt32Array get_executing_lines() const;
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/* Line numbers */
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void set_draw_line_numbers(bool p_draw);
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bool is_draw_line_numbers_enabled() const;
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void set_line_numbers_zero_padded(bool p_zero_padded);
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bool is_line_numbers_zero_padded() const;
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/* Fold gutter */
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void set_draw_fold_gutter(bool p_draw);
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bool is_drawing_fold_gutter() const;
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/* Line Folding */
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void set_line_folding_enabled(bool p_enabled);
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bool is_line_folding_enabled() const;
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bool can_fold_line(int p_line) const;
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void fold_line(int p_line);
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void unfold_line(int p_line);
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void fold_all_lines();
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void unfold_all_lines();
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void toggle_foldable_line(int p_line);
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bool is_line_folded(int p_line) const;
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TypedArray<int> get_folded_lines() const;
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/* Delimiters */
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void add_string_delimiter(const String &p_start_key, const String &p_end_key, bool p_line_only = false);
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void remove_string_delimiter(const String &p_start_key);
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bool has_string_delimiter(const String &p_start_key) const;
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void set_string_delimiters(const TypedArray<String> &p_string_delimiters);
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void clear_string_delimiters();
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TypedArray<String> get_string_delimiters() const;
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int is_in_string(int p_line, int p_column = -1) const;
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void add_comment_delimiter(const String &p_start_key, const String &p_end_key, bool p_line_only = false);
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void remove_comment_delimiter(const String &p_start_key);
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bool has_comment_delimiter(const String &p_start_key) const;
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void set_comment_delimiters(const TypedArray<String> &p_comment_delimiters);
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void clear_comment_delimiters();
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TypedArray<String> get_comment_delimiters() const;
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int is_in_comment(int p_line, int p_column = -1) const;
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String get_delimiter_start_key(int p_delimiter_idx) const;
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String get_delimiter_end_key(int p_delimiter_idx) const;
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Point2 get_delimiter_start_position(int p_line, int p_column) const;
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Point2 get_delimiter_end_position(int p_line, int p_column) const;
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/* Code hint */
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void set_code_hint(const String &p_hint);
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void set_code_hint_draw_below(bool p_below);
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/* Code Completion */
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void set_code_completion_enabled(bool p_enable);
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bool is_code_completion_enabled() const;
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void set_code_completion_prefixes(const TypedArray<String> &p_prefixes);
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TypedArray<String> get_code_completion_prefixes() const;
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String get_text_for_code_completion() const;
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void request_code_completion(bool p_force = false);
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void add_code_completion_option(CodeCompletionKind p_type, const String &p_display_text, const String &p_insert_text, const Color &p_text_color = Color(1, 1, 1), const Ref<Resource> &p_icon = Ref<Resource>(), const Variant &p_value = Variant::NIL, int p_location = LOCATION_OTHER);
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void update_code_completion_options(bool p_forced = false);
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TypedArray<Dictionary> get_code_completion_options() const;
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Dictionary get_code_completion_option(int p_index) const;
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int get_code_completion_selected_index() const;
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void set_code_completion_selected_index(int p_index);
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void confirm_code_completion(bool p_replace = false);
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void cancel_code_completion();
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/* Line length guidelines */
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void set_line_length_guidelines(TypedArray<int> p_guideline_columns);
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TypedArray<int> get_line_length_guidelines() const;
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/* Symbol lookup */
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void set_symbol_lookup_on_click_enabled(bool p_enabled);
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bool is_symbol_lookup_on_click_enabled() const;
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String get_text_for_symbol_lookup() const;
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String get_text_with_cursor_char(int p_line, int p_column) const;
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void set_symbol_lookup_word_as_valid(bool p_valid);
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CodeEdit();
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~CodeEdit();
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};
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VARIANT_ENUM_CAST(CodeEdit::CodeCompletionKind);
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VARIANT_ENUM_CAST(CodeEdit::CodeCompletionLocation);
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// The custom comparer which will sort completion options.
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struct CodeCompletionOptionCompare {
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_FORCE_INLINE_ bool operator()(const ScriptLanguage::CodeCompletionOption &l, const ScriptLanguage::CodeCompletionOption &r) const;
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};
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#endif // CODE_EDIT_H
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