f8ab79e68a
This prevents the pitfall of UB when checking if they have been assigned something valid by comparing to nullptr.
119 lines
4.3 KiB
C++
119 lines
4.3 KiB
C++
/*************************************************************************/
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/* editor_spin_slider.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) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 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 EDITOR_SPIN_SLIDER_H
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#define EDITOR_SPIN_SLIDER_H
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#include "scene/gui/line_edit.h"
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#include "scene/gui/range.h"
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#include "scene/gui/texture_rect.h"
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class EditorSpinSlider : public Range {
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GDCLASS(EditorSpinSlider, Range);
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String label;
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String suffix;
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int updown_offset;
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bool hover_updown = false;
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bool mouse_hover = false;
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TextureRect *grabber = nullptr;
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int grabber_range;
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bool mouse_over_spin = false;
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bool mouse_over_grabber = false;
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bool mousewheel_over_grabber = false;
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bool grabbing_grabber = false;
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int grabbing_from;
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float grabbing_ratio;
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bool grabbing_spinner_attempt = false;
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bool grabbing_spinner = false;
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bool read_only = false;
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float grabbing_spinner_dist_cache;
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Vector2 grabbing_spinner_mouse_pos;
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double pre_grab_value;
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Popup *value_input_popup = nullptr;
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LineEdit *value_input = nullptr;
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bool value_input_just_closed = false;
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bool value_input_dirty = false;
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void _grabber_gui_input(const Ref<InputEvent> &p_event);
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void _value_input_closed();
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void _value_input_submitted(const String &);
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void _value_focus_exited();
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void _value_input_gui_input(const Ref<InputEvent> &p_event);
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bool hide_slider = false;
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bool flat = false;
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void _evaluate_input_text();
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void _update_value_input_stylebox();
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void _ensure_input_popup();
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void _draw_spin_slider();
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protected:
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void _notification(int p_what);
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virtual void gui_input(const Ref<InputEvent> &p_event) override;
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static void _bind_methods();
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void _grabber_mouse_entered();
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void _grabber_mouse_exited();
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void _focus_entered();
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public:
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String get_tooltip(const Point2 &p_pos) const override;
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String get_text_value() const;
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void set_label(const String &p_label);
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String get_label() const;
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void set_suffix(const String &p_suffix);
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String get_suffix() const;
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void set_hide_slider(bool p_hide);
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bool is_hiding_slider() const;
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void set_read_only(bool p_enable);
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bool is_read_only() const;
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void set_flat(bool p_enable);
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bool is_flat() const;
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void setup_and_show() { _focus_entered(); }
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LineEdit *get_line_edit();
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virtual Size2 get_minimum_size() const override;
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EditorSpinSlider();
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};
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#endif // EDITOR_SPIN_SLIDER_H
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