initial commit, 4.5 stable

scene/gui/spin_box.h

@@ -0,0 +1,184 @@
+/**************************************************************************/
+/*  spin_box.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.                 */
+/**************************************************************************/
+
+#pragma once
+
+#include "scene/gui/line_edit.h"
+#include "scene/gui/range.h"
+#include "scene/main/timer.h"
+
+class SpinBoxLineEdit : public LineEdit {
+	GDCLASS(SpinBoxLineEdit, LineEdit);
+
+protected:
+	void _notification(int p_what);
+
+	void _accessibility_action_inc(const Variant &p_data);
+	void _accessibility_action_dec(const Variant &p_data);
+};
+
+class SpinBox : public Range {
+	GDCLASS(SpinBox, Range);
+
+	SpinBoxLineEdit *line_edit = nullptr;
+	bool update_on_text_changed = false;
+	bool accepted = true;
+
+	struct SizingCache {
+		int buttons_block_width = 0;
+		int buttons_width = 0;
+		int buttons_vertical_separation = 0;
+		int buttons_left = 0;
+		int button_up_height = 0;
+		int button_down_height = 0;
+		int second_button_top = 0;
+		int buttons_separator_top = 0;
+		int field_and_buttons_separator_left = 0;
+		int field_and_buttons_separator_width = 0;
+	} sizing_cache;
+
+	Timer *range_click_timer = nullptr;
+	void _range_click_timeout();
+	void _release_mouse_from_drag_mode();
+
+	void _update_text(bool p_only_update_if_value_changed = false);
+	void _text_submitted(const String &p_string);
+	void _text_changed(const String &p_string);
+
+	String prefix;
+	String suffix;
+	String last_text_value;
+	double custom_arrow_step = 0.0;
+
+	void _line_edit_input(const Ref<InputEvent> &p_event);
+
+	struct Drag {
+		double base_val = 0.0;
+		bool allowed = false;
+		bool enabled = false;
+		Vector2 capture_pos;
+		double diff_y = 0.0;
+	} drag;
+
+	struct StateCache {
+		bool up_button_hovered = false;
+		bool up_button_pressed = false;
+		bool up_button_disabled = false;
+		bool down_button_hovered = false;
+		bool down_button_pressed = false;
+		bool down_button_disabled = false;
+	} state_cache;
+
+	void _line_edit_editing_toggled(bool p_toggled_on);
+
+	inline void _compute_sizes();
+	inline int _get_widest_button_icon_width();
+
+	struct ThemeCache {
+		Ref<Texture2D> up_icon;
+		Ref<Texture2D> up_hover_icon;
+		Ref<Texture2D> up_pressed_icon;
+		Ref<Texture2D> up_disabled_icon;
+		Ref<Texture2D> down_icon;
+		Ref<Texture2D> down_hover_icon;
+		Ref<Texture2D> down_pressed_icon;
+		Ref<Texture2D> down_disabled_icon;
+
+		Ref<StyleBox> up_base_stylebox;
+		Ref<StyleBox> up_hover_stylebox;
+		Ref<StyleBox> up_pressed_stylebox;
+		Ref<StyleBox> up_disabled_stylebox;
+		Ref<StyleBox> down_base_stylebox;
+		Ref<StyleBox> down_hover_stylebox;
+		Ref<StyleBox> down_pressed_stylebox;
+		Ref<StyleBox> down_disabled_stylebox;
+
+		Color up_icon_modulate;
+		Color up_hover_icon_modulate;
+		Color up_pressed_icon_modulate;
+		Color up_disabled_icon_modulate;
+		Color down_icon_modulate;
+		Color down_hover_icon_modulate;
+		Color down_pressed_icon_modulate;
+		Color down_disabled_icon_modulate;
+
+		Ref<StyleBox> field_and_buttons_separator;
+		Ref<StyleBox> up_down_buttons_separator;
+
+		int buttons_vertical_separation = 0;
+		int field_and_buttons_separation = 0;
+		int buttons_width = 0;
+#ifndef DISABLE_DEPRECATED
+		Ref<Texture2D> updown_icon;
+		bool is_updown_assigned = false;
+		bool set_min_buttons_width_from_icons = false;
+#endif
+	} theme_cache;
+
+	void _mouse_exited();
+	void _update_buttons_state_for_current_value();
+
+protected:
+	virtual void gui_input(const Ref<InputEvent> &p_event) override;
+	void _value_changed(double p_value) override;
+	void _validate_property(PropertyInfo &p_property) const;
+
+	void _notification(int p_what);
+	static void _bind_methods();
+
+public:
+	LineEdit *get_line_edit();
+
+	virtual Size2 get_minimum_size() const override;
+
+	void set_horizontal_alignment(HorizontalAlignment p_alignment);
+	HorizontalAlignment get_horizontal_alignment() const;
+
+	void set_editable(bool p_enabled);
+	bool is_editable() const;
+
+	void set_suffix(const String &p_suffix);
+	String get_suffix() const;
+
+	void set_prefix(const String &p_prefix);
+	String get_prefix() const;
+
+	void set_update_on_text_changed(bool p_enabled);
+	bool get_update_on_text_changed() const;
+
+	void set_select_all_on_focus(bool p_enabled);
+	bool is_select_all_on_focus() const;
+
+	void apply();
+	void set_custom_arrow_step(const double p_custom_arrow_step);
+	double get_custom_arrow_step() const;
+
+	SpinBox();
+};