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https://github.com/RGBCube/serenity
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92fffc3abc
This is a helpful option to prevent unwanted side effects, distinguish between user and programmatic input, etc. Sliders and SpinBoxes were implementing it idiosyncratically, so let's generalize the API and give Buttons and TextEditors the same ability.
69 lines
2 KiB
C++
69 lines
2 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <LibGUI/Widget.h>
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#include <LibGfx/TextWrapping.h>
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namespace GUI {
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class AbstractButton : public Widget {
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C_OBJECT_ABSTRACT(AbstractButton);
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public:
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virtual ~AbstractButton() override;
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Function<void(bool)> on_checked;
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void set_text(String);
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const String& text() const { return m_text; }
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bool is_exclusive() const { return m_exclusive; }
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void set_exclusive(bool b) { m_exclusive = b; }
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bool is_checked() const { return m_checked; }
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void set_checked(bool, AllowCallback = AllowCallback::Yes);
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bool is_checkable() const { return m_checkable; }
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void set_checkable(bool);
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bool is_hovered() const { return m_hovered; }
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bool is_being_pressed() const { return m_being_pressed; }
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virtual void click(unsigned modifiers = 0) = 0;
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virtual bool is_uncheckable() const { return true; }
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int auto_repeat_interval() const { return m_auto_repeat_interval; }
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void set_auto_repeat_interval(int interval) { m_auto_repeat_interval = interval; }
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protected:
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explicit AbstractButton(String = {});
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virtual void mousedown_event(MouseEvent&) override;
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virtual void mousemove_event(MouseEvent&) override;
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virtual void mouseup_event(MouseEvent&) override;
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virtual void keydown_event(KeyEvent&) override;
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virtual void keyup_event(KeyEvent&) override;
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virtual void enter_event(Core::Event&) override;
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virtual void leave_event(Core::Event&) override;
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virtual void change_event(Event&) override;
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void paint_text(Painter&, const Gfx::IntRect&, const Gfx::Font&, Gfx::TextAlignment, Gfx::TextWrapping = Gfx::TextWrapping::DontWrap);
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private:
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String m_text;
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bool m_checked { false };
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bool m_checkable { false };
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bool m_hovered { false };
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bool m_being_pressed { false };
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bool m_exclusive { false };
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int m_auto_repeat_interval { 0 };
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RefPtr<Core::Timer> m_auto_repeat_timer;
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};
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}
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