godot/editor/editor_help.h
2024-07-05 16:08:35 +03:00

386 lines
12 KiB
C++

/**************************************************************************/
/* editor_help.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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. */
/**************************************************************************/
#ifndef EDITOR_HELP_H
#define EDITOR_HELP_H
#include "core/os/thread.h"
#include "editor/code_editor.h"
#include "editor/doc_tools.h"
#include "editor/plugins/editor_plugin.h"
#include "scene/gui/menu_button.h"
#include "scene/gui/panel_container.h"
#include "scene/gui/popup.h"
#include "scene/gui/rich_text_label.h"
#include "scene/gui/split_container.h"
#include "scene/gui/tab_container.h"
#include "scene/gui/text_edit.h"
#include "scene/main/timer.h"
#include "modules/modules_enabled.gen.h" // For gdscript, mono.
class FindBar : public HBoxContainer {
GDCLASS(FindBar, HBoxContainer);
LineEdit *search_text = nullptr;
Button *find_prev = nullptr;
Button *find_next = nullptr;
Label *matches_label = nullptr;
TextureButton *hide_button = nullptr;
String prev_search;
RichTextLabel *rich_text_label = nullptr;
int results_count = 0;
void _hide_bar();
void _search_text_changed(const String &p_text);
void _search_text_submitted(const String &p_text);
void _update_results_count();
void _update_matches_label();
protected:
void _notification(int p_what);
virtual void unhandled_input(const Ref<InputEvent> &p_event) override;
bool _search(bool p_search_previous = false);
public:
void set_rich_text_label(RichTextLabel *p_rich_text_label);
void popup_search();
bool search_prev();
bool search_next();
FindBar();
};
class EditorHelp : public VBoxContainer {
GDCLASS(EditorHelp, VBoxContainer);
enum MethodType {
METHOD_TYPE_METHOD,
METHOD_TYPE_CONSTRUCTOR,
METHOD_TYPE_OPERATOR,
METHOD_TYPE_MAX
};
bool select_locked = false;
String prev_search;
String edited_class;
Vector<Pair<String, int>> section_line;
HashMap<String, int> method_line;
HashMap<String, int> signal_line;
HashMap<String, int> property_line;
HashMap<String, int> theme_property_line;
HashMap<String, int> constant_line;
HashMap<String, int> annotation_line;
HashMap<String, int> enum_line;
HashMap<String, HashMap<String, int>> enum_values_line;
int description_line = 0;
RichTextLabel *class_desc = nullptr;
HSplitContainer *h_split = nullptr;
static DocTools *doc;
static DocTools *ext_doc;
ConfirmationDialog *search_dialog = nullptr;
LineEdit *search = nullptr;
FindBar *find_bar = nullptr;
HBoxContainer *status_bar = nullptr;
Button *toggle_scripts_button = nullptr;
String base_path;
struct ThemeCache {
Ref<StyleBox> background_style;
Color text_color;
Color title_color;
Color headline_color;
Color comment_color;
Color symbol_color;
Color value_color;
Color qualifier_color;
Color type_color;
Color override_color;
Ref<Font> doc_font;
Ref<Font> doc_bold_font;
Ref<Font> doc_italic_font;
Ref<Font> doc_title_font;
Ref<Font> doc_code_font;
Ref<Font> doc_kbd_font;
int doc_font_size = 0;
int doc_title_font_size = 0;
int doc_code_font_size = 0;
int doc_kbd_font_size = 0;
} theme_cache;
int scroll_to = -1;
void _help_callback(const String &p_topic);
void _add_text(const String &p_bbcode);
bool scroll_locked = false;
//void _button_pressed(int p_idx);
void _add_type(const String &p_type, const String &p_enum = String(), bool p_is_bitfield = false);
void _add_type_icon(const String &p_type, int p_size = 0, const String &p_fallback = "");
void _add_method(const DocData::MethodDoc &p_method, bool p_overview, bool p_override = true);
void _add_bulletpoint();
void _push_normal_font();
void _pop_normal_font();
void _push_title_font();
void _pop_title_font();
void _push_code_font();
void _pop_code_font();
void _class_desc_finished();
void _class_list_select(const String &p_select);
void _class_desc_select(const String &p_select);
void _class_desc_input(const Ref<InputEvent> &p_input);
void _class_desc_resized(bool p_force_update_theme);
int display_margin = 0;
Error _goto_desc(const String &p_class);
//void _update_history_buttons();
void _update_method_list(MethodType p_method_type, const Vector<DocData::MethodDoc> &p_methods);
void _update_method_descriptions(const DocData::ClassDoc &p_classdoc, MethodType p_method_type, const Vector<DocData::MethodDoc> &p_methods);
void _update_doc();
void _request_help(const String &p_string);
void _search(bool p_search_previous = false);
String _fix_constant(const String &p_constant) const;
void _toggle_scripts_pressed();
static int doc_generation_count;
static String doc_version_hash;
static Thread worker_thread;
static void _wait_for_thread();
static void _load_doc_thread(void *p_udata);
static void _gen_doc_thread(void *p_udata);
static void _gen_extensions_docs();
static void _compute_doc_version_hash();
struct PropertyCompare {
_FORCE_INLINE_ bool operator()(const DocData::PropertyDoc &p_l, const DocData::PropertyDoc &p_r) const {
// Sort overridden properties above all else.
if (p_l.overridden == p_r.overridden) {
return p_l.name.naturalcasecmp_to(p_r.name) < 0;
}
return p_l.overridden;
}
};
protected:
virtual void _update_theme_item_cache() override;
void _notification(int p_what);
static void _bind_methods();
public:
static void generate_doc(bool p_use_cache = true);
static DocTools *get_doc_data();
static void cleanup_doc();
static String get_cache_full_path();
static void load_xml_buffer(const uint8_t *p_buffer, int p_size);
static void remove_class(const String &p_class);
void go_to_help(const String &p_help);
void go_to_class(const String &p_class);
void update_doc();
Vector<Pair<String, int>> get_sections();
void scroll_to_section(int p_section_index);
void popup_search();
void search_again(bool p_search_previous = false);
String get_class();
void set_focused() { class_desc->grab_focus(); }
int get_scroll() const;
void set_scroll(int p_scroll);
void update_toggle_scripts_button();
static void init_gdext_pointers();
EditorHelp();
~EditorHelp();
};
class EditorHelpBit : public VBoxContainer {
GDCLASS(EditorHelpBit, VBoxContainer);
struct DocType {
String type;
String enumeration;
bool is_bitfield = false;
};
struct ArgumentData {
String name;
DocType doc_type;
String default_value;
};
struct HelpData {
String description;
String deprecated_message;
String experimental_message;
DocType doc_type; // For method return type.
Vector<ArgumentData> arguments; // For methods and signals.
};
inline static HashMap<StringName, HelpData> doc_class_cache;
inline static HashMap<StringName, HashMap<StringName, HelpData>> doc_property_cache;
inline static HashMap<StringName, HashMap<StringName, HelpData>> doc_method_cache;
inline static HashMap<StringName, HashMap<StringName, HelpData>> doc_signal_cache;
inline static HashMap<StringName, HashMap<StringName, HelpData>> doc_theme_item_cache;
RichTextLabel *title = nullptr;
RichTextLabel *content = nullptr;
String symbol_class_name;
String symbol_type;
String symbol_visible_type;
String symbol_name;
HelpData help_data;
float content_min_height = 0.0;
float content_max_height = 0.0;
static HelpData _get_class_help_data(const StringName &p_class_name);
static HelpData _get_property_help_data(const StringName &p_class_name, const StringName &p_property_name);
static HelpData _get_method_help_data(const StringName &p_class_name, const StringName &p_method_name);
static HelpData _get_signal_help_data(const StringName &p_class_name, const StringName &p_signal_name);
static HelpData _get_theme_item_help_data(const StringName &p_class_name, const StringName &p_theme_item_name);
void _add_type_to_title(const DocType &p_doc_type);
void _update_labels();
void _go_to_help(const String &p_what);
void _meta_clicked(const String &p_select);
protected:
static void _bind_methods();
void _notification(int p_what);
public:
void parse_symbol(const String &p_symbol);
void set_custom_text(const String &p_type, const String &p_name, const String &p_description);
void set_description(const String &p_text);
_FORCE_INLINE_ String get_description() const { return help_data.description; }
void set_content_height_limits(float p_min, float p_max);
void update_content_height();
EditorHelpBit(const String &p_symbol = String());
};
// Standard tooltips do not allow you to hover over them.
// This class is intended as a temporary workaround.
class EditorHelpBitTooltip : public PopupPanel {
GDCLASS(EditorHelpBitTooltip, PopupPanel);
Timer *timer = nullptr;
int _pushing_input = 0;
bool _need_free = false;
void _start_timer();
void _safe_queue_free();
void _target_gui_input(const Ref<InputEvent> &p_event);
protected:
void _notification(int p_what);
virtual void _input_from_window(const Ref<InputEvent> &p_event) override;
public:
static void show_tooltip(EditorHelpBit *p_help_bit, Control *p_target);
void popup_under_cursor();
EditorHelpBitTooltip(Control *p_target);
};
#if defined(MODULE_GDSCRIPT_ENABLED) || defined(MODULE_MONO_ENABLED)
class EditorSyntaxHighlighter;
class EditorHelpHighlighter {
public:
enum Language {
LANGUAGE_GDSCRIPT,
LANGUAGE_CSHARP,
LANGUAGE_MAX,
};
private:
using HighlightData = Vector<Pair<int, Color>>;
static EditorHelpHighlighter *singleton;
HashMap<String, HighlightData> highlight_data_caches[LANGUAGE_MAX];
TextEdit *text_edits[LANGUAGE_MAX];
Ref<Script> scripts[LANGUAGE_MAX];
Ref<EditorSyntaxHighlighter> highlighters[LANGUAGE_MAX];
HighlightData _get_highlight_data(Language p_language, const String &p_source, bool p_use_cache);
public:
static void create_singleton();
static void free_singleton();
static EditorHelpHighlighter *get_singleton();
void highlight(RichTextLabel *p_rich_text_label, Language p_language, const String &p_source, bool p_use_cache);
void reset_cache();
EditorHelpHighlighter();
virtual ~EditorHelpHighlighter();
};
#endif // defined(MODULE_GDSCRIPT_ENABLED) || defined(MODULE_MONO_ENABLED)
#endif // EDITOR_HELP_H