1 files changed, 65 insertions, 0 deletions
diff --git a/Libraries/LibGUI/ActionGroup.h b/Libraries/LibGUI/ActionGroup.h
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+++ b/Libraries/LibGUI/ActionGroup.h
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+/*
+ * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#pragma once
+
+#include <AK/HashTable.h>
+#include <AK/Weakable.h>
+
+namespace GUI {
+
+class Action;
+
+class ActionGroup : public Weakable<ActionGroup> {
+public:
+    ActionGroup() {}
+    ~ActionGroup() {}
+
+    void add_action(Action&);
+    void remove_action(Action&);
+
+    bool is_exclusive() const { return m_exclusive; }
+    void set_exclusive(bool exclusive) { m_exclusive = exclusive; }
+
+    bool is_unchecking_allowed() const { return m_unchecking_allowed; }
+    void set_unchecking_allowed(bool unchecking_allowed) { m_unchecking_allowed = unchecking_allowed; }
+
+    template<typename C>
+    void for_each_action(C callback)
+    {
+        for (auto& it : m_actions) {
+            if (callback(*it) == IterationDecision::Break)
+                break;
+        }
+    }
+
+private:
+    HashTable<Action*> m_actions;
+    bool m_exclusive { false };
+    bool m_unchecking_allowed { false };
+};
+
+}