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LibGUI: Add GActionGroup, a way to group a bunch of GActions.
This can be used to make a bunch of actions mutually exclusive. This patch only implements the exclusivity behavior for buttons.
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9 changed files with 97 additions and 6 deletions
35
Libraries/LibGUI/GActionGroup.h
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35
Libraries/LibGUI/GActionGroup.h
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#pragma once
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#include <AK/HashTable.h>
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#include <AK/Weakable.h>
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class GAction;
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class GActionGroup : public Weakable<GActionGroup> {
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public:
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GActionGroup() {}
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~GActionGroup() {}
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void add_action(GAction&);
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void remove_action(GAction&);
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bool is_exclusive() const { return m_exclusive; }
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void set_exclusive(bool exclusive) { m_exclusive = exclusive; }
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bool is_unchecking_allowed() const { return m_unchecking_allowed; }
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void set_unchecking_allowed(bool unchecking_allowed) { m_unchecking_allowed = unchecking_allowed; }
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template<typename C>
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void for_each_action(C callback)
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{
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for (auto& it : m_actions) {
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if (callback(*it) == IterationDecision::Break)
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break;
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}
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}
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private:
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HashTable<GAction*> m_actions;
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bool m_exclusive { false };
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bool m_unchecking_allowed { false };
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};
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