haiku/headers/os/interface/MenuBar.h

117 lines
3.0 KiB
C++

/*
* Copyright 2003-2009, Haiku, Inc. All rights reserved.
* Distributed under the terms of the MIT License.
*/
#ifndef _MENU_BAR_H
#define _MENU_BAR_H
#include <InterfaceDefs.h>
#include <Menu.h>
#include <OS.h>
enum menu_bar_border {
B_BORDER_FRAME,
B_BORDER_CONTENTS,
B_BORDER_EACH_ITEM
};
class BMenu;
class BWindow;
class BMenuItem;
class BMenuField;
class BMenuBar : public BMenu {
public:
BMenuBar(BRect frame, const char* title,
uint32 resizeMask = B_FOLLOW_LEFT_RIGHT
| B_FOLLOW_TOP,
menu_layout layout = B_ITEMS_IN_ROW,
bool resizeToFit = true);
BMenuBar(const char* title,
menu_layout layout = B_ITEMS_IN_ROW,
uint32 flags = B_WILL_DRAW
| B_FRAME_EVENTS);
BMenuBar(BMessage* archive);
virtual ~BMenuBar();
static BArchivable* Instantiate(BMessage* archive);
virtual status_t Archive(BMessage* archive,
bool deep = true) const;
virtual void AttachedToWindow();
virtual void DetachedFromWindow();
virtual void AllAttached();
virtual void AllDetached();
virtual void WindowActivated(bool state);
virtual void MakeFocus(bool state = true);
virtual void ResizeToPreferred();
virtual void GetPreferredSize(float* _width,
float* _height);
virtual BSize MinSize();
virtual BSize MaxSize();
virtual BSize PreferredSize();
virtual void FrameMoved(BPoint newPosition);
virtual void FrameResized(float newWidth, float newHeight);
virtual void Show();
virtual void Hide();
virtual void Draw(BRect updateRect);
virtual void MessageReceived(BMessage *message);
virtual void MouseDown(BPoint where);
virtual void MouseUp(BPoint where);
virtual BHandler* ResolveSpecifier(BMessage* message,
int32 index, BMessage* specifier,
int32 form, const char* property);
virtual status_t GetSupportedSuites(BMessage* data);
virtual void SetBorder(menu_bar_border border);
menu_bar_border Border() const;
virtual status_t Perform(perform_code code, void* data);
private:
friend class BWindow;
friend class BMenuField;
friend class BMenu;
virtual void _ReservedMenuBar1();
virtual void _ReservedMenuBar2();
virtual void _ReservedMenuBar3();
virtual void _ReservedMenuBar4();
BMenuBar &operator=(const BMenuBar &);
// TODO: Tracker uses this function so we can't change
// its signature without breaking it
void StartMenuBar(int32 menuIndex,
bool sticky = true, bool showMenu = false,
BRect* special_rect = NULL);
static int32 _TrackTask(void *arg);
BMenuItem* _Track(int32 *action, int32 startIndex = -1,
bool showMenu = false);
void _StealFocus();
void _RestoreFocus();
void _InitData(menu_layout layout);
menu_bar_border fBorder;
thread_id fTrackingPID;
int32 fPrevFocusToken;
sem_id fMenuSem;
BRect* fLastBounds;
uint32 _reserved[2];
bool fTracking;
};
#endif /* _MENU_BAR_H */