130 lines
2.9 KiB
C++
130 lines
2.9 KiB
C++
/*
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* Copyright 2004-2005, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef KERNEL_BOOT_MENU_H
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#define KERNEL_BOOT_MENU_H
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#include <SupportDefs.h>
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#include <util/DoublyLinkedList.h>
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class Menu;
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class MenuItem;
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typedef bool (*menu_item_hook)(Menu *, MenuItem *);
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enum menu_item_type {
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MENU_ITEM_STANDARD = 1,
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MENU_ITEM_MARKABLE,
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MENU_ITEM_TITLE,
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MENU_ITEM_NO_CHOICE,
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MENU_ITEM_SEPARATOR,
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};
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class MenuItem : public DoublyLinkedListLinkImpl<MenuItem> {
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public:
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MenuItem(const char *label = NULL, Menu *subMenu = NULL);
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~MenuItem();
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void SetTarget(menu_item_hook target);
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menu_item_hook Target() const { return fTarget; }
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void SetMarked(bool marked);
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bool IsMarked() const { return fIsMarked; }
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void Select(bool selected);
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bool IsSelected() const { return fIsSelected; }
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void SetEnabled(bool enabled);
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bool IsEnabled() const { return fIsEnabled; }
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void SetType(menu_item_type type);
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menu_item_type Type() const { return fType; }
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void SetData(const void *data);
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const void *Data() const { return fData; }
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void SetHelpText(const char *text);
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const char *HelpText() const { return fHelpText; }
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const char *Label() const { return fLabel; }
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Menu *Submenu() const { return fSubMenu; }
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private:
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friend class Menu;
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void SetMenu(Menu *menu);
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const char *fLabel;
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menu_item_hook fTarget;
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bool fIsMarked;
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bool fIsSelected;
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bool fIsEnabled;
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menu_item_type fType;
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Menu *fMenu, *fSubMenu;
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const void *fData;
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const char *fHelpText;
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};
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typedef DoublyLinkedList<MenuItem> MenuItemList;
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typedef MenuItemList::Iterator MenuItemIterator;
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enum menu_type {
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MAIN_MENU = 1,
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SAFE_MODE_MENU,
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STANDARD_MENU,
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CHOICE_MENU,
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};
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class Menu {
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public:
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Menu(menu_type type, const char *title = NULL);
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~Menu();
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menu_type Type() const { return fType; }
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void Hide() { fIsHidden = true; }
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void Show() { fIsHidden = false; }
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bool IsHidden() const { return fIsHidden; }
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MenuItemIterator ItemIterator() { return fItems.GetIterator(); }
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MenuItem *ItemAt(int32 index);
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int32 IndexOf(MenuItem *item);
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int32 CountItems() const;
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MenuItem *FindItem(const char *label);
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MenuItem *FindMarked();
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MenuItem *FindSelected(int32 *_index = NULL);
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void AddItem(MenuItem *item);
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status_t AddSeparatorItem();
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MenuItem *RemoveItemAt(int32 index);
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void RemoveItem(MenuItem *item);
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MenuItem *Superitem() const { return fSuperItem; }
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Menu *Supermenu() const { return fSuperItem ? fSuperItem->fMenu : NULL; }
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const char *Title() const { return fTitle; }
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void SetChoiceText(const char *text) { fChoiceText = text; }
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const char *ChoiceText() const { return fChoiceText; }
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void Run();
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private:
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friend class MenuItem;
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void Draw(MenuItem *item);
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const char *fTitle;
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const char *fChoiceText;
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int32 fCount;
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bool fIsHidden;
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MenuItemList fItems;
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menu_type fType;
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MenuItem *fSuperItem;
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};
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#endif /* KERNEL_BOOT_MENU_H */
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