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https://github.com/RGBCube/serenity
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054c982181
The enabled state of a GAction now propagates both to any toolbar buttons and any menu items linked to the action. Toolbar buttons are painted in a grayed out style when disabled. Menu items are gray when disabled. :^)
76 lines
2.8 KiB
C++
76 lines
2.8 KiB
C++
#pragma once
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#include <AK/AKString.h>
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#include <AK/Function.h>
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#include <AK/Retainable.h>
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#include <AK/Retained.h>
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#include <AK/Weakable.h>
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#include <AK/Badge.h>
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#include <AK/HashTable.h>
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#include <SharedGraphics/GraphicsBitmap.h>
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#include <LibGUI/GShortcut.h>
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class GButton;
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class GMenuItem;
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class GAction : public Retainable<GAction>, public Weakable<GAction> {
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public:
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static Retained<GAction> create(const String& text, Function<void(const GAction&)> callback)
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{
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return adopt(*new GAction(text, move(callback)));
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}
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static Retained<GAction> create(const String& text, const String& custom_data, Function<void(const GAction&)> callback)
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{
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return adopt(*new GAction(text, custom_data, move(callback)));
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}
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static Retained<GAction> create(const String& text, RetainPtr<GraphicsBitmap>&& icon, Function<void(const GAction&)> callback)
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{
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return adopt(*new GAction(text, move(icon), move(callback)));
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}
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static Retained<GAction> create(const String& text, const GShortcut& shortcut, Function<void(const GAction&)> callback)
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{
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return adopt(*new GAction(text, shortcut, move(callback)));
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}
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static Retained<GAction> create(const String& text, const GShortcut& shortcut, RetainPtr<GraphicsBitmap>&& icon, Function<void(const GAction&)> callback)
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{
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return adopt(*new GAction(text, shortcut, move(icon), move(callback)));
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}
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~GAction();
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String text() const { return m_text; }
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GShortcut shortcut() const { return m_shortcut; }
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String custom_data() const { return m_custom_data; }
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const GraphicsBitmap* icon() const { return m_icon.ptr(); }
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Function<void(GAction&)> on_activation;
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void activate();
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bool is_enabled() const { return m_enabled; }
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void set_enabled(bool);
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void register_button(Badge<GButton>, GButton&);
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void unregister_button(Badge<GButton>, GButton&);
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void register_menu_item(Badge<GMenuItem>, GMenuItem&);
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void unregister_menu_item(Badge<GMenuItem>, GMenuItem&);
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private:
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GAction(const String& text, Function<void(const GAction&)> = nullptr);
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GAction(const String& text, const GShortcut&, Function<void(const GAction&)> = nullptr);
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GAction(const String& text, const GShortcut&, RetainPtr<GraphicsBitmap>&& icon, Function<void(const GAction&)> = nullptr);
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GAction(const String& text, RetainPtr<GraphicsBitmap>&& icon, Function<void(const GAction&)> = nullptr);
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GAction(const String& text, const String& custom_data = String(), Function<void(const GAction&)> = nullptr);
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template<typename Callback> void for_each_toolbar_button(Callback);
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template<typename Callback> void for_each_menu_item(Callback);
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String m_text;
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String m_custom_data;
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RetainPtr<GraphicsBitmap> m_icon;
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GShortcut m_shortcut;
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bool m_enabled { true };
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HashTable<GButton*> m_buttons;
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HashTable<GMenuItem*> m_menu_items;
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};
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