haiku/headers/os/interface/MenuField.h
2014-06-13 17:27:01 -04:00

165 lines
4.5 KiB
C++

/*
* Copyright 2006-2013, Haiku, Inc. All rights reserved.
* Distributed under the terms of the MIT License.
*/
#ifndef _MENU_FIELD_H
#define _MENU_FIELD_H
#include <Menu.h>
class BMenuBar;
class BMessageFilter;
class BMenuField : public BView {
public:
BMenuField(BRect frame, const char* name,
const char* label, BMenu* menu,
uint32 resizingMode = B_FOLLOW_LEFT
| B_FOLLOW_TOP,
uint32 flags = B_WILL_DRAW | B_NAVIGABLE);
BMenuField(BRect frame, const char* name,
const char* label, BMenu* menu,
bool fixed_size,
uint32 resizingMode = B_FOLLOW_LEFT
| B_FOLLOW_TOP,
uint32 flags = B_WILL_DRAW | B_NAVIGABLE);
BMenuField(const char* name,
const char* label, BMenu* menu,
uint32 flags = B_WILL_DRAW | B_NAVIGABLE);
BMenuField(const char* label, BMenu* menu,
uint32 flags = B_WILL_DRAW | B_NAVIGABLE);
BMenuField(BMessage* data);
virtual ~BMenuField();
static BArchivable* Instantiate(BMessage* archive);
virtual status_t Archive(BMessage* archive,
bool deep = true) const;
virtual void Draw(BRect updateRect);
virtual void AttachedToWindow();
virtual void AllAttached();
virtual void MouseDown(BPoint where);
virtual void KeyDown(const char* bytes, int32 numBytes);
virtual void MakeFocus(bool focused);
virtual void MessageReceived(BMessage* message);
virtual void WindowActivated(bool active);
virtual void MouseUp(BPoint where);
virtual void MouseMoved(BPoint where, uint32 transit,
const BMessage* dragMessage);
virtual void DetachedFromWindow();
virtual void AllDetached();
virtual void FrameMoved(BPoint where);
virtual void FrameResized(float width, float height);
BMenu* Menu() const;
BMenuBar* MenuBar() const;
BMenuItem* MenuItem() const;
virtual void SetLabel(const char* label);
const char* Label() const;
virtual void SetEnabled(bool on);
bool IsEnabled() const;
virtual void SetAlignment(alignment label);
alignment Alignment() const;
virtual void SetDivider(float position);
float Divider() const;
void ShowPopUpMarker();
void HidePopUpMarker();
virtual BHandler* ResolveSpecifier(BMessage* message,
int32 index, BMessage* specifier,
int32 form, const char* property);
virtual status_t GetSupportedSuites(BMessage* data);
virtual void ResizeToPreferred();
virtual void GetPreferredSize(float* width, float* height);
virtual BSize MinSize();
virtual BSize MaxSize();
virtual BSize PreferredSize();
BLayoutItem* CreateLabelLayoutItem();
BLayoutItem* CreateMenuBarLayoutItem();
virtual status_t Perform(perform_code d, void* arg);
protected:
virtual status_t AllArchived(BMessage* into) const;
virtual status_t AllUnarchived(const BMessage* from);
virtual void LayoutInvalidated(bool descendants);
virtual void DoLayout();
private:
// FBC padding
virtual void _ReservedMenuField1();
virtual void _ReservedMenuField2();
virtual void _ReservedMenuField3();
// Forbidden
BMenuField& operator=(const BMenuField& other);
private:
class LabelLayoutItem;
class MenuBarLayoutItem;
struct LayoutData;
friend class _BMCMenuBar_;
friend class LabelLayoutItem;
friend class MenuBarLayoutItem;
friend class LayoutData;
BMenuField(const char* name,
const char* label, BMenu* menu,
BMessage* message,
uint32 flags);
BMenuField(const char* label,
BMenu* menu, BMessage* message);
void _DrawLabel(BRect updateRect);
void _DrawMenuBar(BRect updateRect);
void InitObject(const char* label);
void InitObject2();
static void InitMenu(BMenu* menu);
int32 _MenuTask();
static int32 _thread_entry(void *arg);
void _UpdateFrame();
void _InitMenuBar(BMenu* menu,
BRect frame, bool fixedSize);
void _InitMenuBar(const BMessage* archive);
void _ValidateLayoutData();
float _MenuBarOffset() const;
float _MenuBarWidth() const;
void _DoneTracking(BPoint point);
void _Track(BPoint point, uint32);
private:
char* fLabel;
BMenu* fMenu;
BMenuBar* fMenuBar;
alignment fAlign;
float fDivider;
bool fEnabled;
bool fFixedSizeMB;
thread_id fMenuTaskID;
LayoutData* fLayoutData;
BMessageFilter* fMouseDownFilter;
uint32 _reserved[2];
};
#endif // _MENU_FIELD_H