Adding support for disabling virtual keyboard on mobile platforms, in order to make it consistent with LineEdit. It allows implementing a custom virtual keyboard.
770 lines
22 KiB
C++
770 lines
22 KiB
C++
/*************************************************************************/
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/* text_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) 2007-2020 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
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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 TEXT_EDIT_H
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#define TEXT_EDIT_H
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#include "scene/gui/control.h"
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#include "scene/gui/popup_menu.h"
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#include "scene/gui/scroll_bar.h"
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#include "scene/main/timer.h"
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#include "scene/resources/syntax_highlighter.h"
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class TextEdit : public Control {
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GDCLASS(TextEdit, Control);
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public:
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class Text {
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public:
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struct Line {
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int width_cache : 24;
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bool marked : 1;
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bool breakpoint : 1;
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bool bookmark : 1;
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bool hidden : 1;
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bool safe : 1;
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bool has_info : 1;
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int wrap_amount_cache : 24;
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Ref<Texture2D> info_icon;
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String info;
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String data;
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Line() {
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width_cache = 0;
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marked = false;
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breakpoint = false;
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bookmark = false;
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hidden = false;
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safe = false;
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has_info = false;
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wrap_amount_cache = 0;
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}
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};
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private:
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mutable Vector<Line> text;
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Ref<Font> font;
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int indent_size;
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void _update_line_cache(int p_line) const;
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public:
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void set_indent_size(int p_indent_size);
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void set_font(const Ref<Font> &p_font);
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int get_line_width(int p_line) const;
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int get_max_width(bool p_exclude_hidden = false) const;
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int get_char_width(CharType c, CharType next_c, int px) const;
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void set_line_wrap_amount(int p_line, int p_wrap_amount) const;
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int get_line_wrap_amount(int p_line) const;
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void set(int p_line, const String &p_text);
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void set_marked(int p_line, bool p_marked) { text.write[p_line].marked = p_marked; }
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bool is_marked(int p_line) const { return text[p_line].marked; }
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void set_bookmark(int p_line, bool p_bookmark) { text.write[p_line].bookmark = p_bookmark; }
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bool is_bookmark(int p_line) const { return text[p_line].bookmark; }
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void set_breakpoint(int p_line, bool p_breakpoint) { text.write[p_line].breakpoint = p_breakpoint; }
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bool is_breakpoint(int p_line) const { return text[p_line].breakpoint; }
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void set_hidden(int p_line, bool p_hidden) { text.write[p_line].hidden = p_hidden; }
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bool is_hidden(int p_line) const { return text[p_line].hidden; }
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void set_safe(int p_line, bool p_safe) { text.write[p_line].safe = p_safe; }
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bool is_safe(int p_line) const { return text[p_line].safe; }
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void set_info_icon(int p_line, Ref<Texture2D> p_icon, String p_info) {
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if (p_icon.is_null()) {
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text.write[p_line].has_info = false;
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return;
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}
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text.write[p_line].info_icon = p_icon;
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text.write[p_line].info = p_info;
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text.write[p_line].has_info = true;
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}
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bool has_info_icon(int p_line) const { return text[p_line].has_info; }
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const Ref<Texture2D> &get_info_icon(int p_line) const { return text[p_line].info_icon; }
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const String &get_info(int p_line) const { return text[p_line].info; }
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void insert(int p_at, const String &p_text);
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void remove(int p_at);
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int size() const { return text.size(); }
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void clear();
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void clear_width_cache();
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void clear_wrap_cache();
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void clear_info_icons();
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_FORCE_INLINE_ const String &operator[](int p_line) const { return text[p_line].data; }
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Text() { indent_size = 4; }
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};
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private:
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struct Cursor {
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int last_fit_x;
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int line, column; ///< cursor
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int x_ofs, line_ofs, wrap_ofs;
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Cursor() {
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last_fit_x = 0;
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line = 0;
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column = 0; ///< cursor
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x_ofs = 0;
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line_ofs = 0;
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wrap_ofs = 0;
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}
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} cursor;
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struct Selection {
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enum Mode {
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MODE_NONE,
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MODE_SHIFT,
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MODE_POINTER,
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MODE_WORD,
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MODE_LINE
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};
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Mode selecting_mode;
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int selecting_line, selecting_column;
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int selected_word_beg, selected_word_end, selected_word_origin;
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bool selecting_text;
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bool active;
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int from_line, from_column;
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int to_line, to_column;
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bool shiftclick_left;
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Selection() {
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selecting_mode = MODE_NONE;
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selecting_line = 0;
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selecting_column = 0;
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selected_word_beg = 0;
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selected_word_end = 0;
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selected_word_origin = 0;
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selecting_text = false;
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active = false;
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from_line = 0;
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from_column = 0;
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to_line = 0;
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to_column = 0;
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shiftclick_left = false;
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}
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} selection;
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struct Cache {
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Ref<Texture2D> tab_icon;
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Ref<Texture2D> space_icon;
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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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Ref<Texture2D> executing_icon;
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Ref<StyleBox> style_normal;
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Ref<StyleBox> style_focus;
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Ref<StyleBox> style_readonly;
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Ref<Font> font;
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Color completion_background_color;
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Color completion_selected_color;
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Color completion_existing_color;
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Color completion_font_color;
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Color caret_color;
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Color caret_background_color;
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Color line_number_color;
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Color safe_line_number_color;
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Color font_color;
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Color font_color_selected;
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Color font_color_readonly;
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Color selection_color;
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Color mark_color;
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Color bookmark_color;
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Color breakpoint_color;
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Color executing_line_color;
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Color code_folding_color;
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Color current_line_color;
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Color line_length_guideline_color;
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Color brace_mismatch_color;
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Color word_highlighted_color;
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Color search_result_color;
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Color search_result_border_color;
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Color background_color;
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int row_height;
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int line_spacing;
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int line_number_w;
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int breakpoint_gutter_width;
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int fold_gutter_width;
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int info_gutter_width;
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int minimap_width;
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Cache() {
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row_height = 0;
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line_spacing = 0;
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line_number_w = 0;
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breakpoint_gutter_width = 0;
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fold_gutter_width = 0;
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info_gutter_width = 0;
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minimap_width = 0;
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}
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} cache;
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Map<int, Dictionary> syntax_highlighting_cache;
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struct TextOperation {
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enum Type {
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TYPE_NONE,
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TYPE_INSERT,
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TYPE_REMOVE
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};
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Type type;
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int from_line, from_column;
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int to_line, to_column;
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String text;
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uint32_t prev_version;
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uint32_t version;
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bool chain_forward;
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bool chain_backward;
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TextOperation() {
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type = TYPE_NONE;
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from_line = 0;
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from_column = 0;
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to_line = 0;
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to_column = 0;
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prev_version = 0;
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version = 0;
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chain_forward = false;
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chain_backward = false;
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}
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};
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String ime_text;
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Point2 ime_selection;
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TextOperation current_op;
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List<TextOperation> undo_stack;
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List<TextOperation>::Element *undo_stack_pos;
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int undo_stack_max_size;
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void _clear_redo();
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void _do_text_op(const TextOperation &p_op, bool p_reverse);
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//syntax coloring
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Ref<SyntaxHighlighter> syntax_highlighter;
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Set<String> keywords;
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Dictionary _get_line_syntax_highlighting(int p_line);
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Set<String> completion_prefixes;
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bool completion_enabled;
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List<ScriptCodeCompletionOption> completion_sources;
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Vector<ScriptCodeCompletionOption> completion_options;
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bool completion_active;
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bool completion_forced;
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ScriptCodeCompletionOption completion_current;
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String completion_base;
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int completion_index;
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Rect2i completion_rect;
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int completion_line_ofs;
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String completion_hint;
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int completion_hint_offset;
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bool setting_text;
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// data
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Text text;
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uint32_t version;
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uint32_t saved_version;
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int max_chars;
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bool readonly;
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bool indent_using_spaces;
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int indent_size;
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String space_indent;
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Timer *caret_blink_timer;
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bool caret_blink_enabled;
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bool draw_caret;
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bool window_has_focus;
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bool block_caret;
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bool right_click_moves_caret;
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bool wrap_enabled;
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int wrap_at;
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int wrap_right_offset;
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bool first_draw;
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bool setting_row;
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bool draw_tabs;
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bool draw_spaces;
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bool override_selected_font_color;
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bool cursor_changed_dirty;
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bool text_changed_dirty;
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bool undo_enabled;
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bool line_numbers;
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bool line_numbers_zero_padded;
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bool line_length_guidelines;
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int line_length_guideline_soft_col;
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int line_length_guideline_hard_col;
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bool draw_bookmark_gutter;
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bool draw_breakpoint_gutter;
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int breakpoint_gutter_width;
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bool draw_fold_gutter;
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int fold_gutter_width;
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bool hiding_enabled;
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bool draw_info_gutter;
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int info_gutter_width;
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bool draw_minimap;
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int minimap_width;
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Point2 minimap_char_size;
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int minimap_line_spacing;
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bool highlight_all_occurrences;
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bool scroll_past_end_of_file_enabled;
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bool auto_brace_completion_enabled;
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bool brace_matching_enabled;
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bool highlight_current_line;
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bool auto_indent;
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String cut_copy_line;
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bool insert_mode;
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bool select_identifiers_enabled;
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bool smooth_scroll_enabled;
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bool scrolling;
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bool dragging_selection;
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bool dragging_minimap;
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bool can_drag_minimap;
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bool minimap_clicked;
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double minimap_scroll_ratio;
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double minimap_scroll_click_pos;
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float target_v_scroll;
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float v_scroll_speed;
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String highlighted_word;
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uint64_t last_dblclk;
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Timer *idle_detect;
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Timer *click_select_held;
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HScrollBar *h_scroll;
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VScrollBar *v_scroll;
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bool updating_scrolls;
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Object *tooltip_obj;
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StringName tooltip_func;
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Variant tooltip_ud;
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bool next_operation_is_complex;
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bool callhint_below;
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Vector2 callhint_offset;
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String search_text;
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uint32_t search_flags;
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int search_result_line;
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int search_result_col;
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bool selecting_enabled;
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bool context_menu_enabled;
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bool shortcut_keys_enabled;
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bool virtual_keyboard_enabled = true;
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int executing_line;
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void _generate_context_menu();
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int get_visible_rows() const;
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int get_total_visible_rows() const;
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int _get_minimap_visible_rows() const;
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void update_cursor_wrap_offset();
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void _update_wrap_at();
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bool line_wraps(int line) const;
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int times_line_wraps(int line) const;
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Vector<String> get_wrap_rows_text(int p_line) const;
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int get_cursor_wrap_index() const;
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int get_line_wrap_index_at_col(int p_line, int p_column) const;
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int get_char_count();
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double get_scroll_pos_for_line(int p_line, int p_wrap_index = 0) const;
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void set_line_as_first_visible(int p_line, int p_wrap_index = 0);
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void set_line_as_center_visible(int p_line, int p_wrap_index = 0);
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void set_line_as_last_visible(int p_line, int p_wrap_index = 0);
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int get_first_visible_line() const;
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int get_last_visible_line() const;
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int get_last_visible_line_wrap_index() const;
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double get_visible_rows_offset() const;
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double get_v_scroll_offset() const;
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int get_char_pos_for_line(int p_px, int p_line, int p_wrap_index = 0) const;
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int get_column_x_offset_for_line(int p_char, int p_line) const;
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int get_char_pos_for(int p_px, String p_str) const;
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int get_column_x_offset(int p_char, String p_str) const;
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void adjust_viewport_to_cursor();
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double get_scroll_line_diff() const;
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void _scroll_moved(double);
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void _update_scrollbars();
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void _v_scroll_input();
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void _click_selection_held();
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void _update_selection_mode_pointer();
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void _update_selection_mode_word();
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void _update_selection_mode_line();
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void _update_minimap_click();
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void _update_minimap_drag();
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void _scroll_up(real_t p_delta);
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void _scroll_down(real_t p_delta);
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void _pre_shift_selection();
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void _post_shift_selection();
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void _scroll_lines_up();
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void _scroll_lines_down();
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//void mouse_motion(const Point& p_pos, const Point& p_rel, int p_button_mask);
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Size2 get_minimum_size() const override;
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int _get_control_height() const;
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int get_row_height() const;
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void _reset_caret_blink_timer();
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void _toggle_draw_caret();
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void _update_caches();
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void _cursor_changed_emit();
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void _text_changed_emit();
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void _push_current_op();
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/* super internal api, undo/redo builds on it */
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void _base_insert_text(int p_line, int p_char, const String &p_text, int &r_end_line, int &r_end_column);
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String _base_get_text(int p_from_line, int p_from_column, int p_to_line, int p_to_column) const;
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void _base_remove_text(int p_from_line, int p_from_column, int p_to_line, int p_to_column);
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int _get_column_pos_of_word(const String &p_key, const String &p_search, uint32_t p_search_flags, int p_from_column);
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Dictionary _search_bind(const String &p_key, uint32_t p_search_flags, int p_from_line, int p_from_column) const;
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PopupMenu *menu;
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void _clear();
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void _cancel_completion();
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void _cancel_code_hint();
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void _confirm_completion();
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void _update_completion_candidates();
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int _calculate_spaces_till_next_left_indent(int column);
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int _calculate_spaces_till_next_right_indent(int column);
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protected:
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virtual String get_tooltip(const Point2 &p_pos) const override;
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void _insert_text(int p_line, int p_char, const String &p_text, int *r_end_line = nullptr, int *r_end_char = nullptr);
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void _remove_text(int p_from_line, int p_from_column, int p_to_line, int p_to_column);
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void _insert_text_at_cursor(const String &p_text);
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void _gui_input(const Ref<InputEvent> &p_gui_input);
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void _notification(int p_what);
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void _consume_pair_symbol(CharType ch);
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void _consume_backspace_for_pair_symbol(int prev_line, int prev_column);
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static void _bind_methods();
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public:
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Ref<SyntaxHighlighter> get_syntax_highlighter();
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void set_syntax_highlighter(Ref<SyntaxHighlighter> p_syntax_highlighter);
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enum MenuItems {
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MENU_CUT,
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MENU_COPY,
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MENU_PASTE,
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MENU_CLEAR,
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MENU_SELECT_ALL,
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MENU_UNDO,
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MENU_REDO,
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MENU_MAX
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};
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enum SearchFlags {
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SEARCH_MATCH_CASE = 1,
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SEARCH_WHOLE_WORDS = 2,
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SEARCH_BACKWARDS = 4
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};
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virtual CursorShape get_cursor_shape(const Point2 &p_pos = Point2i()) const override;
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void _get_mouse_pos(const Point2i &p_mouse, int &r_row, int &r_col) const;
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void _get_minimap_mouse_row(const Point2i &p_mouse, int &r_row) const;
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//void delete_char();
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//void delete_line();
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void begin_complex_operation();
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void end_complex_operation();
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bool is_insert_text_operation();
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void set_highlighted_word(const String &new_word);
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void set_text(String p_text);
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void insert_text_at_cursor(const String &p_text);
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void insert_at(const String &p_text, int at);
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int get_line_count() const;
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void set_line_as_marked(int p_line, bool p_marked);
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void set_line_as_bookmark(int p_line, bool p_bookmark);
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bool is_line_set_as_bookmark(int p_line) const;
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void get_bookmarks(List<int> *p_bookmarks) const;
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Array get_bookmarks_array() const;
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void set_line_as_breakpoint(int p_line, bool p_breakpoint);
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bool is_line_set_as_breakpoint(int p_line) const;
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void set_executing_line(int p_line);
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void clear_executing_line();
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void set_line_as_safe(int p_line, bool p_safe);
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bool is_line_set_as_safe(int p_line) const;
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void get_breakpoints(List<int> *p_breakpoints) const;
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Array get_breakpoints_array() const;
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void remove_breakpoints();
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void set_line_info_icon(int p_line, Ref<Texture2D> p_icon, String p_info = "");
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void clear_info_icons();
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void set_line_as_hidden(int p_line, bool p_hidden);
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bool is_line_hidden(int p_line) const;
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void fold_all_lines();
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void unhide_all_lines();
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int num_lines_from(int p_line_from, int visible_amount) const;
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int num_lines_from_rows(int p_line_from, int p_wrap_index_from, int visible_amount, int &wrap_index) const;
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int get_last_unhidden_line() const;
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bool can_fold(int p_line) const;
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bool is_folded(int p_line) const;
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Vector<int> get_folded_lines() 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 toggle_fold_line(int p_line);
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String get_text();
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String get_line(int line) const;
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void set_line(int line, String new_text);
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void backspace_at_cursor();
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void indent_left();
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void indent_right();
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int get_indent_level(int p_line) const;
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bool is_line_comment(int p_line) const;
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inline void set_scroll_pass_end_of_file(bool p_enabled) {
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scroll_past_end_of_file_enabled = p_enabled;
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update();
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}
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inline void set_auto_brace_completion(bool p_enabled) {
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auto_brace_completion_enabled = p_enabled;
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}
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inline void set_brace_matching(bool p_enabled) {
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brace_matching_enabled = p_enabled;
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update();
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}
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inline void set_callhint_settings(bool below, Vector2 offset) {
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callhint_below = below;
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callhint_offset = offset;
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}
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void set_auto_indent(bool p_auto_indent);
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void center_viewport_to_cursor();
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void cursor_set_column(int p_col, bool p_adjust_viewport = true);
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void cursor_set_line(int p_row, bool p_adjust_viewport = true, bool p_can_be_hidden = true, int p_wrap_index = 0);
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int cursor_get_column() const;
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int cursor_get_line() const;
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Vector2i _get_cursor_pixel_pos();
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bool cursor_get_blink_enabled() const;
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void cursor_set_blink_enabled(const bool p_enabled);
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float cursor_get_blink_speed() const;
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void cursor_set_blink_speed(const float p_speed);
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void cursor_set_block_mode(const bool p_enable);
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bool cursor_is_block_mode() const;
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void set_right_click_moves_caret(bool p_enable);
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bool is_right_click_moving_caret() const;
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void set_readonly(bool p_readonly);
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bool is_readonly() const;
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void set_max_chars(int p_max_chars);
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int get_max_chars() const;
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void set_wrap_enabled(bool p_wrap_enabled);
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bool is_wrap_enabled() const;
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void clear();
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void cut();
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void copy();
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void paste();
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void select_all();
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void select(int p_from_line, int p_from_column, int p_to_line, int p_to_column);
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void deselect();
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void swap_lines(int line1, int line2);
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void set_search_text(const String &p_search_text);
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void set_search_flags(uint32_t p_flags);
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void set_current_search_result(int line, int col);
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void set_highlight_all_occurrences(const bool p_enabled);
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bool is_highlight_all_occurrences_enabled() const;
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bool is_selection_active() const;
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int get_selection_from_line() const;
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int get_selection_from_column() const;
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int get_selection_to_line() const;
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int get_selection_to_column() const;
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String get_selection_text() const;
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String get_word_under_cursor() const;
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String get_word_at_pos(const Vector2 &p_pos) const;
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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;
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void undo();
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void redo();
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void clear_undo_history();
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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_indent_size(const int p_size);
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int get_indent_size();
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void set_draw_tabs(bool p_draw);
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bool is_drawing_tabs() const;
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void set_draw_spaces(bool p_draw);
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bool is_drawing_spaces() const;
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void set_override_selected_font_color(bool p_override_selected_font_color);
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bool is_overriding_selected_font_color() const;
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void set_insert_mode(bool p_enabled);
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bool is_insert_mode() const;
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void add_keyword(const String &p_keyword);
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void clear_keywords();
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double get_v_scroll() const;
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void set_v_scroll(double p_scroll);
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int get_h_scroll() const;
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void set_h_scroll(int p_scroll);
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void set_smooth_scroll_enabled(bool p_enable);
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bool is_smooth_scroll_enabled() const;
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void set_v_scroll_speed(float p_speed);
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float get_v_scroll_speed() const;
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uint32_t get_version() const;
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uint32_t get_saved_version() const;
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void tag_saved_version();
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void menu_option(int p_option);
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void set_show_line_numbers(bool p_show);
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bool is_show_line_numbers_enabled() const;
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void set_highlight_current_line(bool p_enabled);
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bool is_highlight_current_line_enabled() const;
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void set_line_numbers_zero_padded(bool p_zero_padded);
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void set_show_line_length_guidelines(bool p_show);
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void set_line_length_guideline_soft_column(int p_column);
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void set_line_length_guideline_hard_column(int p_column);
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void set_bookmark_gutter_enabled(bool p_draw);
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bool is_bookmark_gutter_enabled() const;
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void set_breakpoint_gutter_enabled(bool p_draw);
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bool is_breakpoint_gutter_enabled() const;
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void set_breakpoint_gutter_width(int p_gutter_width);
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int get_breakpoint_gutter_width() const;
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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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void set_fold_gutter_width(int p_gutter_width);
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int get_fold_gutter_width() const;
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void set_draw_info_gutter(bool p_draw);
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|
bool is_drawing_info_gutter() const;
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void set_info_gutter_width(int p_gutter_width);
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int get_info_gutter_width() const;
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|
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void set_draw_minimap(bool p_draw);
|
|
bool is_drawing_minimap() const;
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|
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void set_minimap_width(int p_minimap_width);
|
|
int get_minimap_width() const;
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|
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void set_hiding_enabled(bool p_enabled);
|
|
bool is_hiding_enabled() const;
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void set_tooltip_request_func(Object *p_obj, const StringName &p_function, const Variant &p_udata);
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void set_completion(bool p_enabled, const Vector<String> &p_prefixes);
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void code_complete(const List<ScriptCodeCompletionOption> &p_strings, bool p_forced = false);
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void set_code_hint(const String &p_hint);
|
|
void query_code_comple();
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|
|
void set_select_identifiers_on_hover(bool p_enable);
|
|
bool is_selecting_identifiers_on_hover_enabled() const;
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|
|
|
void set_context_menu_enabled(bool p_enable);
|
|
bool is_context_menu_enabled();
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|
|
|
void set_selecting_enabled(bool p_enabled);
|
|
bool is_selecting_enabled() const;
|
|
|
|
void set_shortcut_keys_enabled(bool p_enabled);
|
|
bool is_shortcut_keys_enabled() const;
|
|
|
|
void set_virtual_keyboard_enabled(bool p_enable);
|
|
bool is_virtual_keyboard_enabled() const;
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|
|
|
PopupMenu *get_menu() const;
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|
|
|
String get_text_for_completion();
|
|
String get_text_for_lookup_completion();
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|
|
virtual bool is_text_field() const override;
|
|
TextEdit();
|
|
~TextEdit();
|
|
};
|
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VARIANT_ENUM_CAST(TextEdit::MenuItems);
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VARIANT_ENUM_CAST(TextEdit::SearchFlags);
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#endif // TEXT_EDIT_H
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