112 lines
2.8 KiB
C++
112 lines
2.8 KiB
C++
/*
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* Copyright 2006-2007, Haiku, Inc. All rights reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef _MENU_ITEM_H
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#define _MENU_ITEM_H
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#include <Archivable.h>
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#include <InterfaceDefs.h>
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#include <Invoker.h>
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#include <Menu.h>
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class BMessage;
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class BWindow;
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class BMenuItem : public BArchivable, public BInvoker {
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public:
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BMenuItem(const char* label, BMessage* message,
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char shortcut = 0, uint32 modifiers = 0);
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BMenuItem(BMenu* menu,
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BMessage* message = NULL);
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BMenuItem(BMessage* data);
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virtual ~BMenuItem();
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static BArchivable* Instantiate(BMessage* archive);
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virtual status_t Archive(BMessage* archive,
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bool deep = true) const;
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virtual void SetLabel(const char* name);
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virtual void SetEnabled(bool enabled);
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virtual void SetMarked(bool marked);
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virtual void SetTrigger(char trigger);
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virtual void SetShortcut(char shortcut, uint32 modifiers);
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const char* Label() const;
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bool IsEnabled() const;
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bool IsMarked() const;
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char Trigger() const;
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char Shortcut(uint32* _modifiers = NULL) const;
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BMenu* Submenu() const;
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BMenu* Menu() const;
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BRect Frame() const;
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protected:
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virtual void GetContentSize(float* _width, float* _height);
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virtual void TruncateLabel(float maxWidth, char* newLabel);
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virtual void DrawContent();
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virtual void Draw();
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virtual void Highlight(bool enabled);
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bool IsSelected() const;
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BPoint ContentLocation() const;
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private:
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friend class BMenu;
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friend class BPopUpMenu;
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friend class BMenuBar;
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virtual void _ReservedMenuItem1();
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virtual void _ReservedMenuItem2();
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virtual void _ReservedMenuItem3();
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virtual void _ReservedMenuItem4();
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void Install(BWindow* window);
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void Uninstall();
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void SetSuper(BMenu* superMenu);
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void Select(bool select);
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void SetAutomaticTrigger(int32 index,
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uint32 trigger);
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protected:
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virtual status_t Invoke(BMessage* message = NULL);
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private:
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BMenuItem(const BMenuItem& other);
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BMenuItem& operator=(const BMenuItem& other);
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void _InitData();
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void _InitMenuData(BMenu* menu);
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void _DrawMarkSymbol();
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void _DrawShortcutSymbol();
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void _DrawSubmenuSymbol();
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void _DrawControlChar(char shortcut, BPoint where);
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private:
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char* fLabel;
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BMenu* fSubmenu;
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BWindow* fWindow;
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BMenu* fSuper;
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BRect fBounds;
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uint32 fModifiers;
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float fCachedWidth;
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int16 fTriggerIndex;
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char fUserTrigger;
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char fShortcutChar;
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bool fMark;
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bool fEnabled;
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bool fSelected;
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uint32 fTrigger;
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uint32 _reserved[3];
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};
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// BSeparatorItem now has its own declaration file, but for source
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// compatibility we're exporting that class from here too.
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#include <SeparatorItem.h>
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#endif // _MENU_ITEM_H
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