some header files to be R5 compatible
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@1617 a95241bf-73f2-0310-859d-f6bbb57e9c96
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beveloper
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/*******************************************************************************
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/
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/ File: Menu.h
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/
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/ Description: BMenu display a menu of selectable items.
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/
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/ Copyright 1994-98, Be Incorporated, All Rights Reserved
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/
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*******************************************************************************/
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#ifndef _MENU_H
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#define _MENU_H
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#include <BeBuild.h>
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#include <InterfaceDefs.h>
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#include <List.h>
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#include <View.h>
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/*----------------------------------------------------------------*/
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/*----- Menu decalrations and structures -------------------------*/
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class BMenuItem;
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class BMenuBar;
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class BMenuWindow;
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class BMenuFrame;
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class _ExtraMenuData_;
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enum menu_layout {
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B_ITEMS_IN_ROW = 0,
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B_ITEMS_IN_COLUMN,
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B_ITEMS_IN_MATRIX
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};
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struct menu_info {
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float font_size;
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font_family f_family;
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font_style f_style;
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rgb_color background_color;
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int32 separator;
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bool click_to_open;
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bool triggers_always_shown;
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};
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_IMPEXP_BE status_t set_menu_info(menu_info *info);
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_IMPEXP_BE status_t get_menu_info(menu_info *info);
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typedef bool (* menu_tracking_hook )(BMenu *, void *);
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/*----------------------------------------------------------------*/
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/*----- BMenu class ----------------------------------------------*/
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class BMenu : public BView
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{
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public:
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BMenu( const char *title,
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menu_layout layout = B_ITEMS_IN_COLUMN);
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BMenu(const char *title, float width, float height);
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virtual ~BMenu();
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BMenu(BMessage *data);
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static BArchivable *Instantiate(BMessage *data);
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virtual status_t Archive(BMessage *data, bool deep = true) const;
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virtual void AttachedToWindow();
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virtual void DetachedFromWindow();
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bool AddItem(BMenuItem *item);
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bool AddItem(BMenuItem *item, int32 index);
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bool AddItem(BMenuItem *item, BRect frame);
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bool AddItem(BMenu *menu);
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bool AddItem(BMenu *menu, int32 index);
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bool AddItem(BMenu *menu, BRect frame);
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bool AddList(BList *list, int32 index);
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bool AddSeparatorItem();
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bool RemoveItem(BMenuItem *item);
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BMenuItem *RemoveItem(int32 index);
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bool RemoveItems(int32 index,
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int32 count,
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bool del = false);
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bool RemoveItem(BMenu *menu);
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BMenuItem *ItemAt(int32 index) const;
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BMenu *SubmenuAt(int32 index) const;
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int32 CountItems() const;
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int32 IndexOf(BMenuItem *item) const;
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int32 IndexOf(BMenu *menu) const;
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BMenuItem *FindItem(uint32 command) const;
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BMenuItem *FindItem(const char *name) const;
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virtual status_t SetTargetForItems(BHandler *target);
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virtual status_t SetTargetForItems(BMessenger messenger);
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virtual void SetEnabled(bool state);
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virtual void SetRadioMode(bool state);
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virtual void SetTriggersEnabled(bool state);
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virtual void SetMaxContentWidth(float max);
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void SetLabelFromMarked(bool on);
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bool IsLabelFromMarked();
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bool IsEnabled() const;
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bool IsRadioMode() const;
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bool AreTriggersEnabled() const;
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bool IsRedrawAfterSticky() const;
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float MaxContentWidth() const;
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BMenuItem *FindMarked();
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BMenu *Supermenu() const;
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BMenuItem *Superitem() const;
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virtual void MessageReceived(BMessage *msg);
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virtual void KeyDown(const char *bytes, int32 numBytes);
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virtual void Draw(BRect updateRect);
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virtual void GetPreferredSize(float *width, float *height);
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virtual void ResizeToPreferred();
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virtual void FrameMoved(BPoint new_position);
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virtual void FrameResized(float new_width, float new_height);
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void InvalidateLayout();
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virtual BHandler *ResolveSpecifier(BMessage *msg,
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int32 index,
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BMessage *specifier,
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int32 form,
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const char *property);
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virtual status_t GetSupportedSuites(BMessage *data);
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virtual status_t Perform(perform_code d, void *arg);
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virtual void MakeFocus(bool state = true);
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virtual void AllAttached();
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virtual void AllDetached();
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protected:
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BMenu( BRect frame,
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const char *viewName,
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uint32 resizeMask,
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uint32 flags,
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menu_layout layout,
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bool resizeToFit);
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virtual BPoint ScreenLocation();
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void SetItemMargins( float left,
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float top,
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float right,
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float bottom);
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void GetItemMargins( float *left,
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float *top,
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float *right,
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float *bottom) const;
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menu_layout Layout() const;
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virtual void Show();
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void Show(bool selectFirstItem);
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void Hide();
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BMenuItem *Track( bool start_opened = false,
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BRect *special_rect = NULL);
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public:
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enum add_state {
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B_INITIAL_ADD,
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B_PROCESSING,
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B_ABORT
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};
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virtual bool AddDynamicItem(add_state s);
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virtual void DrawBackground(BRect update);
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void SetTrackingHook(menu_tracking_hook func, void *state);
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/*----- Private or reserved -----------------------------------------*/
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private:
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friend BWindow;
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friend BMenuBar;
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friend BMenuItem;
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friend status_t _init_interface_kit_();
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friend status_t set_menu_info(menu_info *);
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friend status_t get_menu_info(menu_info *);
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virtual void _ReservedMenu3();
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virtual void _ReservedMenu4();
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virtual void _ReservedMenu5();
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virtual void _ReservedMenu6();
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BMenu &operator=(const BMenu &);
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void InitData(BMessage *data = NULL);
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bool _show(bool selectFirstItem = false);
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void _hide();
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BMenuItem *_track(int *action, long start = -1);
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bool _AddItem(BMenuItem *item, int32 index);
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bool RemoveItems(int32 index,
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int32 count,
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BMenuItem *item,
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bool del = false);
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void LayoutItems(int32 index);
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void ComputeLayout(int32 index, bool bestFit, bool moveItems,
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float* width, float* height);
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BRect Bump(BRect current, BPoint extent, int32 index) const;
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BPoint ItemLocInRect(BRect frame) const;
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BRect CalcFrame(BPoint where, bool *scrollOn);
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bool ScrollMenu(BRect bounds, BPoint loc, bool *fast);
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void ScrollIntoView(BMenuItem *item);
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void DrawItems(BRect updateRect);
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int State(BMenuItem **item = NULL) const;
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void InvokeItem(BMenuItem *item, bool now = false);
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bool OverSuper(BPoint loc);
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bool OverSubmenu(BMenuItem *item, BPoint loc);
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BMenuWindow *MenuWindow();
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void DeleteMenuWindow();
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BMenuItem *HitTestItems(BPoint where, BPoint slop = B_ORIGIN) const;
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BRect Superbounds() const;
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void CacheFontInfo();
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void ItemMarked(BMenuItem *item);
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void Install(BWindow *target);
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void Uninstall();
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void SelectItem( BMenuItem *m,
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uint32 showSubmenu = 0,
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bool selectFirstItem = false);
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BMenuItem *CurrentSelection() const;
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bool SelectNextItem(BMenuItem *item, bool forward);
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BMenuItem *NextItem(BMenuItem *item, bool forward) const;
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bool IsItemVisible(BMenuItem *item) const;
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void SetIgnoreHidden(bool on);
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void SetStickyMode(bool on);
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bool IsStickyMode() const;
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void CalcTriggers();
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const char *ChooseTrigger(const char *title, BList *chars);
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void UpdateWindowViewSize(bool upWind = true);
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bool IsStickyPrefOn();
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void RedrawAfterSticky(BRect bounds);
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bool OkToProceed(BMenuItem *);
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status_t ParseMsg(BMessage *msg, int32 *sindex, BMessage *spec,
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int32 *form, const char **prop,
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BMenu **tmenu, BMenuItem **titem, int32 *user_data,
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BMessage *reply) const;
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status_t DoMenuMsg(BMenuItem **next, BMenu *tar, BMessage *m,
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BMessage *r, BMessage *spec, int32 f) const;
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status_t DoMenuItemMsg(BMenuItem **next, BMenu *tar, BMessage *m,
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BMessage *r, BMessage *spec, int32 f) const;
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status_t DoEnabledMsg(BMenuItem *ti, BMenu *tm, BMessage *m,
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BMessage *r) const;
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status_t DoLabelMsg(BMenuItem *ti, BMenu *tm, BMessage *m,
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BMessage *r) const;
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status_t DoMarkMsg(BMenuItem *ti, BMenu *tm, BMessage *m,
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BMessage *r) const;
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status_t DoDeleteMsg(BMenuItem *ti, BMenu *tm, BMessage *m,
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BMessage *r) const;
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status_t DoCreateMsg(BMenuItem *ti, BMenu *tm, BMessage *m,
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BMessage *r, bool menu) const;
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static menu_info sMenuInfo;
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static bool sSwapped;
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BMenuItem *fChosenItem;
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BList fItems;
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BRect fPad;
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BMenuItem *fSelected;
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BMenuWindow *fCachedMenuWindow;
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BMenu *fSuper;
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BMenuItem *fSuperitem;
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BRect fSuperbounds;
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float fAscent;
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float fDescent;
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float fFontHeight;
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uint32 fState;
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menu_layout fLayout;
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BRect *fExtraRect;
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float fMaxContentWidth;
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BPoint *fInitMatrixSize;
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_ExtraMenuData_ *fExtraMenuData; // !!
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uint32 _reserved[2];
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char fTrigger;
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bool fResizeToFit;
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bool fUseCachedMenuLayout;
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bool fEnabled;
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bool fDynamicName;
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bool fRadioMode;
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bool fTrackNewBounds;
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bool fStickyMode;
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bool fIgnoreHidden;
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bool fTriggerEnabled;
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bool fRedrawAfterSticky;
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bool fAttachAborted;
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};
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/*-------------------------------------------------------------*/
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/*-------------------------------------------------------------*/
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#endif /* _MENU_H */
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