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godot/scene/gui/text_edit.h
Rémi Verschelde e4213e66b2 Add missing copyright headers and fix formatting 
Using `misc/scripts/fix_headers.py` on all Godot files.
Some missing header guards were added, and the header inclusion order
was fixed in the Bullet module.
2018-01-05 01:22:23 +01:00

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/*************************************************************************/
/* text_edit.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 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. */
/*************************************************************************/
#ifndef TEXT_EDIT_H
#define TEXT_EDIT_H
#include "scene/gui/control.h"
#include "scene/gui/popup_menu.h"
#include "scene/gui/scroll_bar.h"
#include "scene/main/timer.h"
class TextEdit : public Control {
GDCLASS(TextEdit, Control);
struct Cursor {
int last_fit_x;
int line, column; ///< cursor
int x_ofs, line_ofs;
} cursor;
struct Selection {
enum Mode {
MODE_NONE,
MODE_SHIFT,
MODE_POINTER,
MODE_WORD,
MODE_LINE
};
Mode selecting_mode;
int selecting_line, selecting_column;
int selected_word_beg, selected_word_end, selected_word_origin;
bool selecting_text;
bool active;
int from_line, from_column;
int to_line, to_column;
bool shiftclick_left;
} selection;
struct Cache {
Ref<Texture> tab_icon;
Ref<Texture> can_fold_icon;
Ref<Texture> folded_icon;
Ref<Texture> folded_eol_icon;
Ref<StyleBox> style_normal;
Ref<StyleBox> style_focus;
Ref<StyleBox> style_readonly;
Ref<Font> font;
Color completion_background_color;
Color completion_selected_color;
Color completion_existing_color;
Color completion_font_color;
Color caret_color;
Color caret_background_color;
Color line_number_color;
Color font_color;
Color font_selected_color;
Color keyword_color;
Color number_color;
Color function_color;
Color member_variable_color;
Color selection_color;
Color mark_color;
Color breakpoint_color;
Color code_folding_color;
Color current_line_color;
Color line_length_guideline_color;
Color brace_mismatch_color;
Color word_highlighted_color;
Color search_result_color;
Color search_result_border_color;
Color symbol_color;
Color background_color;
int row_height;
int line_spacing;
int line_number_w;
int breakpoint_gutter_width;
int fold_gutter_width;
Size2 size;
} cache;
struct ColorRegion {
Color color;
String begin_key;
String end_key;
bool line_only;
bool eq;
ColorRegion(const String &p_begin_key = "", const String &p_end_key = "", const Color &p_color = Color(), bool p_line_only = false) {
begin_key = p_begin_key;
end_key = p_end_key;
color = p_color;
line_only = p_line_only || p_end_key == "";
eq = begin_key == end_key;
}
};
class Text {
public:
struct ColorRegionInfo {
int region;
bool end;
};
struct Line {
int width_cache : 24;
bool marked : 1;
bool breakpoint : 1;
bool hidden : 1;
Map<int, ColorRegionInfo> region_info;
String data;
};
private:
const Vector<ColorRegion> *color_regions;
mutable Vector<Line> text;
Ref<Font> font;
int indent_size;
void _update_line_cache(int p_line) const;
public:
void set_indent_size(int p_indent_size);
void set_font(const Ref<Font> &p_font);
void set_color_regions(const Vector<ColorRegion> *p_regions) { color_regions = p_regions; }
int get_line_width(int p_line) const;
int get_max_width(bool p_exclude_hidden = false) const;
const Map<int, ColorRegionInfo> &get_color_region_info(int p_line);
void set(int p_line, const String &p_text);
void set_marked(int p_line, bool p_marked) { text[p_line].marked = p_marked; }
bool is_marked(int p_line) const { return text[p_line].marked; }
void set_breakpoint(int p_line, bool p_breakpoint) { text[p_line].breakpoint = p_breakpoint; }
bool is_breakpoint(int p_line) const { return text[p_line].breakpoint; }
void set_hidden(int p_line, bool p_hidden) { text[p_line].hidden = p_hidden; }
bool is_hidden(int p_line) const { return text[p_line].hidden; }
void insert(int p_at, const String &p_text);
void remove(int p_at);
int size() const { return text.size(); }
void clear();
void clear_caches();
_FORCE_INLINE_ const String &operator[](int p_line) const { return text[p_line].data; }
Text() { indent_size = 4; }
};
struct TextOperation {
enum Type {
TYPE_NONE,
TYPE_INSERT,
TYPE_REMOVE
};
Type type;
int from_line, from_column;
int to_line, to_column;
String text;
uint32_t prev_version;
uint32_t version;
bool chain_forward;
bool chain_backward;
};
String ime_text;
Point2 ime_selection;
TextOperation current_op;
List<TextOperation> undo_stack;
List<TextOperation>::Element *undo_stack_pos;
void _clear_redo();
void _do_text_op(const TextOperation &p_op, bool p_reverse);
//syntax coloring
HashMap<String, Color> keywords;
Vector<ColorRegion> color_regions;
Set<String> completion_prefixes;
bool completion_enabled;
Vector<String> completion_strings;
Vector<String> completion_options;
bool completion_active;
bool completion_forced;
String completion_current;
String completion_base;
int completion_index;
Rect2i completion_rect;
int completion_line_ofs;
String completion_hint;
int completion_hint_offset;
bool setting_text;
// data
Text text;
uint32_t version;
uint32_t saved_version;
int max_chars;
bool readonly;
bool syntax_coloring;
bool indent_using_spaces;
int indent_size;
String space_indent;
Timer *caret_blink_timer;
bool caret_blink_enabled;
bool draw_caret;
bool window_has_focus;
bool block_caret;
bool right_click_moves_caret;
bool setting_row;
bool wrap;
bool draw_tabs;
bool override_selected_font_color;
bool cursor_changed_dirty;
bool text_changed_dirty;
bool undo_enabled;
bool line_numbers;
bool line_numbers_zero_padded;
bool line_length_guideline;
int line_length_guideline_col;
bool draw_breakpoint_gutter;
int breakpoint_gutter_width;
bool draw_fold_gutter;
int fold_gutter_width;
bool hiding_enabled;
bool highlight_all_occurrences;
bool scroll_past_end_of_file_enabled;
bool auto_brace_completion_enabled;
bool brace_matching_enabled;
bool highlight_current_line;
bool auto_indent;
String cut_copy_line;
bool insert_mode;
bool select_identifiers_enabled;
bool smooth_scroll_enabled;
bool scrolling;
float target_v_scroll;
float v_scroll_speed;
bool raised_from_completion;
String highlighted_word;
uint64_t last_dblclk;
Timer *idle_detect;
Timer *click_select_held;
HScrollBar *h_scroll;
VScrollBar *v_scroll;
bool updating_scrolls;
Object *tooltip_obj;
StringName tooltip_func;
Variant tooltip_ud;
bool next_operation_is_complex;
bool callhint_below;
Vector2 callhint_offset;
String search_text;
uint32_t search_flags;
int search_result_line;
int search_result_col;
double line_scroll_pos;
bool context_menu_enabled;
int get_visible_rows() const;
int get_total_unhidden_rows() const;
double get_line_scroll_pos(bool p_recalculate = false) const;
void update_line_scroll_pos();
int get_char_count();
int get_char_pos_for(int p_px, String p_str) const;
int get_column_x_offset(int p_char, String p_str);
void adjust_viewport_to_cursor();
double get_scroll_line_diff() const;
void _scroll_moved(double);
void _update_scrollbars();
void _v_scroll_input();
void _click_selection_held();
void _update_selection_mode_pointer();
void _update_selection_mode_word();
void _update_selection_mode_line();
void _scroll_up(real_t p_delta);
void _scroll_down(real_t p_delta);
void _pre_shift_selection();
void _post_shift_selection();
void _scroll_lines_up();
void _scroll_lines_down();
static void _ime_text_callback(void *p_self, String p_text, Point2 p_selection);
//void mouse_motion(const Point& p_pos, const Point& p_rel, int p_button_mask);
Size2 get_minimum_size() const;
int get_row_height() const;
void _reset_caret_blink_timer();
void _toggle_draw_caret();
void _update_caches();
void _cursor_changed_emit();
void _text_changed_emit();
void _push_current_op();
/* super internal api, undo/redo builds on it */
void _base_insert_text(int p_line, int p_char, const String &p_text, int &r_end_line, int &r_end_column);
String _base_get_text(int p_from_line, int p_from_column, int p_to_line, int p_to_column) const;
void _base_remove_text(int p_from_line, int p_from_column, int p_to_line, int p_to_column);
int _get_column_pos_of_word(const String &p_key, const String &p_search, uint32_t p_search_flags, int p_from_column);
PoolVector<int> _search_bind(const String &p_key, uint32_t p_search_flags, int p_from_line, int p_from_column) const;
PopupMenu *menu;
void _clear();
void _cancel_completion();
void _cancel_code_hint();
void _confirm_completion();
void _update_completion_candidates();
protected:
virtual String get_tooltip(const Point2 &p_pos) const;
void _insert_text(int p_line, int p_char, const String &p_text, int *r_end_line = NULL, int *r_end_char = NULL);
void _remove_text(int p_from_line, int p_from_column, int p_to_line, int p_to_column);
void _insert_text_at_cursor(const String &p_text);
void _gui_input(const Ref<InputEvent> &p_gui_input);
void _notification(int p_what);
void _consume_pair_symbol(CharType ch);
void _consume_backspace_for_pair_symbol(int prev_line, int prev_column);
static void _bind_methods();
public:
enum MenuItems {
MENU_CUT,
MENU_COPY,
MENU_PASTE,
MENU_CLEAR,
MENU_SELECT_ALL,
MENU_UNDO,
MENU_MAX
};
enum SearchFlags {
SEARCH_MATCH_CASE = 1,
SEARCH_WHOLE_WORDS = 2,
SEARCH_BACKWARDS = 4
};
virtual CursorShape get_cursor_shape(const Point2 &p_pos = Point2i()) const;
void _get_mouse_pos(const Point2i &p_mouse, int &r_row, int &r_col) const;
//void delete_char();
//void delete_line();
void begin_complex_operation();
void end_complex_operation();
bool is_insert_text_operation();
void set_text(String p_text);
void insert_text_at_cursor(const String &p_text);
void insert_at(const String &p_text, int at);
int get_line_count() const;
void set_line_as_marked(int p_line, bool p_marked);
void set_line_as_breakpoint(int p_line, bool p_breakpoint);
bool is_line_set_as_breakpoint(int p_line) const;
void get_breakpoints(List<int> *p_breakpoints) const;
void set_line_as_hidden(int p_line, bool p_hidden);
bool is_line_hidden(int p_line) const;
void fold_all_lines();
void unhide_all_lines();
int num_lines_from(int p_line_from, int unhidden_amount) const;
bool is_last_visible_line(int p_line) const;
bool can_fold(int p_line) const;
bool is_folded(int p_line) const;
void fold_line(int p_line);
void unfold_line(int p_line);
void toggle_fold_line(int p_line);
String get_text();
String get_line(int line) const;
void set_line(int line, String new_text);
void backspace_at_cursor();
void indent_left();
void indent_right();
int get_indent_level(int p_line) const;
inline void set_scroll_pass_end_of_file(bool p_enabled) {
scroll_past_end_of_file_enabled = p_enabled;
update();
}
inline void set_auto_brace_completion(bool p_enabled) {
auto_brace_completion_enabled = p_enabled;
}
inline void set_brace_matching(bool p_enabled) {
brace_matching_enabled = p_enabled;
update();
}
inline void set_callhint_settings(bool below, Vector2 offset) {
callhint_below = below;
callhint_offset = offset;
}
void set_auto_indent(bool p_auto_indent);
void center_viewport_to_cursor();
void cursor_set_column(int p_col, bool p_adjust_viewport = true);
void cursor_set_line(int p_row, bool p_adjust_viewport = true, bool p_can_be_hidden = true);
int cursor_get_column() const;
int cursor_get_line() const;
bool cursor_get_blink_enabled() const;
void cursor_set_blink_enabled(const bool p_enabled);
float cursor_get_blink_speed() const;
void cursor_set_blink_speed(const float p_speed);
void cursor_set_block_mode(const bool p_enable);
bool cursor_is_block_mode() const;
void set_right_click_moves_caret(bool p_enable);
bool is_right_click_moving_caret() const;
void set_readonly(bool p_readonly);
bool is_readonly() const;
void set_max_chars(int p_max_chars);
void set_wrap(bool p_wrap);
void clear();
void set_syntax_coloring(bool p_enabled);
bool is_syntax_coloring_enabled() const;
void cut();
void copy();
void paste();
void select_all();
void select(int p_from_line, int p_from_column, int p_to_line, int p_to_column);
void deselect();
void swap_lines(int line1, int line2);
void set_search_text(const String &p_search_text);
void set_search_flags(uint32_t p_flags);
void set_current_search_result(int line, int col);
void set_highlight_all_occurrences(const bool p_enabled);
bool is_highlight_all_occurrences_enabled() const;
bool is_selection_active() const;
int get_selection_from_line() const;
int get_selection_from_column() const;
int get_selection_to_line() const;
int get_selection_to_column() const;
String get_selection_text() const;
String get_word_under_cursor() const;
String get_word_at_pos(const Vector2 &p_pos) const;
bool search(const String &p_key, uint32_t p_search_flags, int p_from_line, int p_from_column, int &r_line, int &r_column) const;
void undo();
void redo();
void clear_undo_history();
void set_indent_using_spaces(const bool p_use_spaces);
bool is_indent_using_spaces() const;
void set_indent_size(const int p_size);
void set_draw_tabs(bool p_draw);
bool is_drawing_tabs() const;
void set_override_selected_font_color(bool p_override_selected_font_color);
bool is_overriding_selected_font_color() const;
void set_insert_mode(bool p_enabled);
bool is_insert_mode() const;
void add_keyword_color(const String &p_keyword, const Color &p_color);
void add_color_region(const String &p_begin_key = String(), const String &p_end_key = String(), const Color &p_color = Color(), bool p_line_only = false);
void clear_colors();
int get_v_scroll() const;
void set_v_scroll(int p_scroll);
int get_h_scroll() const;
void set_h_scroll(int p_scroll);
void set_smooth_scroll_enabled(bool p_enable);
bool is_smooth_scroll_enabled() const;
void set_v_scroll_speed(float p_speed);
float get_v_scroll_speed() const;
uint32_t get_version() const;
uint32_t get_saved_version() const;
void tag_saved_version();
void menu_option(int p_option);
void set_show_line_numbers(bool p_show);
bool is_show_line_numbers_enabled() const;
void set_highlight_current_line(bool p_enabled);
bool is_highlight_current_line_enabled() const;
void set_line_numbers_zero_padded(bool p_zero_padded);
void set_show_line_length_guideline(bool p_show);
void set_line_length_guideline_column(int p_column);
void set_draw_breakpoint_gutter(bool p_draw);
bool is_drawing_breakpoint_gutter() const;
void set_breakpoint_gutter_width(int p_gutter_width);
int get_breakpoint_gutter_width() const;
void set_draw_fold_gutter(bool p_draw);
bool is_drawing_fold_gutter() const;
void set_fold_gutter_width(int p_gutter_width);
int get_fold_gutter_width() const;
void set_hiding_enabled(int p_enabled);
int is_hiding_enabled() const;
void set_tooltip_request_func(Object *p_obj, const StringName &p_function, const Variant &p_udata);
void set_completion(bool p_enabled, const Vector<String> &p_prefixes);
void code_complete(const Vector<String> &p_strings, bool p_forced = false);
void set_code_hint(const String &p_hint);
void query_code_comple();
void set_select_identifiers_on_hover(bool p_enable);
bool is_selecting_identifiers_on_hover_enabled() const;
void set_context_menu_enabled(bool p_enable);
bool is_context_menu_enabled();
PopupMenu *get_menu() const;
String get_text_for_completion();
String get_text_for_lookup_completion();
virtual bool is_text_field() const;
TextEdit();
~TextEdit();
};
VARIANT_ENUM_CAST(TextEdit::MenuItems);
VARIANT_ENUM_CAST(TextEdit::SearchFlags);
#endif // TEXT_EDIT_H
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