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LibGUI: Add SettingsWindow class
The FooSettings apps have quite a lot of boilerplate just around creating a tabbed window with the same styling and the same row of buttons along the bottom. So, let's extract that out into a class we can reuse! :^) You create a SettingsWindow instead of a regular Window, passing a title and a flag to determine if a "Defaults" button is shown. Then call add_tab() to add tabs to it. Tabs are widgets extending SettingsWindow::Tab, which has methods for saving and resetting the values.
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53
Userland/Libraries/LibGUI/SettingsWindow.h
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Userland/Libraries/LibGUI/SettingsWindow.h
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/*
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* Copyright (c) 2020, Idan Horowitz <idan.horowitz@serenityos.org>
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* Copyright (c) 2021, the SerenityOS developers.
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* Copyright (c) 2021, Sam Atkins <atkinssj@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/Button.h>
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#include <LibGUI/TabWidget.h>
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#include <LibGUI/Window.h>
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namespace GUI {
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class SettingsWindow : public GUI::Window {
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C_OBJECT(SettingsWindow)
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public:
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class Tab : public GUI::Widget {
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public:
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virtual void apply_settings() = 0;
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virtual void reset_default_values() {};
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};
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enum class ShowDefaultsButton {
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Yes,
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No,
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};
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virtual ~SettingsWindow() override;
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template<class T, class... Args>
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T& add_tab(StringView const& title, Args&&... args)
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{
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auto& t = m_tab_widget->add_tab<T>(title, forward<Args>(args)...);
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m_tabs.append(t);
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return t;
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}
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private:
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SettingsWindow(StringView title, ShowDefaultsButton = ShowDefaultsButton::No);
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RefPtr<GUI::TabWidget> m_tab_widget;
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NonnullRefPtrVector<Tab> m_tabs;
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RefPtr<GUI::Button> m_ok_button;
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RefPtr<GUI::Button> m_cancel_button;
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RefPtr<GUI::Button> m_apply_button;
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RefPtr<GUI::Button> m_reset_button;
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};
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}
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