//------------------------------------------------------------------------------ // Copyright (c) 2001-2005, Haiku // // Permission is hereby granted, free of charge, to any person obtaining a // copy of this software and associated documentation files (the "Software"), // to deal in the Software without restriction, including without limitation // the rights to use, copy, modify, merge, publish, distribute, sublicense, // and/or sell copies of the Software, and to permit persons to whom the // Software is furnished to do so, subject to the following conditions: // // The above copyright notice and this permission notice shall be included in // all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER // DEALINGS IN THE SOFTWARE. // // File Name: Window.h // Author: Adrian Oanca (adioanca@mymail.ro) // Description: BWindow is the base class for all windows (graphic areas // displayed on-screen). //------------------------------------------------------------------------------ #ifndef _WINDOW_H #define _WINDOW_H #include #include #include #include #include #include #include namespace BPrivate { class PortLink; }; // window definitions ---------------------------------------------------------- enum window_type { B_UNTYPED_WINDOW = 0, B_TITLED_WINDOW = 1, B_MODAL_WINDOW = 3, B_DOCUMENT_WINDOW = 11, B_BORDERED_WINDOW = 20, B_FLOATING_WINDOW = 21 }; //---------------------------------------------------------------- enum window_look { B_BORDERED_WINDOW_LOOK = 20, B_NO_BORDER_WINDOW_LOOK = 19, B_TITLED_WINDOW_LOOK = 1, B_DOCUMENT_WINDOW_LOOK = 11, B_MODAL_WINDOW_LOOK = 3, B_FLOATING_WINDOW_LOOK = 7 }; //---------------------------------------------------------------- enum window_feel { B_NORMAL_WINDOW_FEEL = 0, B_MODAL_SUBSET_WINDOW_FEEL = 2, B_MODAL_APP_WINDOW_FEEL = 1, B_MODAL_ALL_WINDOW_FEEL = 3, B_FLOATING_SUBSET_WINDOW_FEEL = 5, B_FLOATING_APP_WINDOW_FEEL = 4, B_FLOATING_ALL_WINDOW_FEEL = 6 }; //---------------------------------------------------------------- enum window_alignment { B_BYTE_ALIGNMENT = 0, B_PIXEL_ALIGNMENT = 1 }; //---------------------------------------------------------------- enum { B_NOT_MOVABLE = 0x00000001, B_NOT_CLOSABLE = 0x00000020, B_NOT_ZOOMABLE = 0x00000040, B_NOT_MINIMIZABLE = 0x00004000, B_NOT_RESIZABLE = 0x00000002, B_NOT_H_RESIZABLE = 0x00000004, B_NOT_V_RESIZABLE = 0x00000008, B_AVOID_FRONT = 0x00000080, B_AVOID_FOCUS = 0x00002000, B_WILL_ACCEPT_FIRST_CLICK = 0x00000010, B_OUTLINE_RESIZE = 0x00001000, B_NO_WORKSPACE_ACTIVATION = 0x00000100, B_NOT_ANCHORED_ON_ACTIVATE = 0x00020000, B_ASYNCHRONOUS_CONTROLS = 0x00080000, B_QUIT_ON_WINDOW_CLOSE = 0x00100000 }; #define B_CURRENT_WORKSPACE 0 #define B_ALL_WORKSPACES 0xffffffff //---------------------------------------------------------------- class BButton; class BMenuBar; class BMenuItem; class BMessage; class BMessageRunner; class BMessenger; class BView; struct message; struct _cmd_key_; class ViewAttr; // BWindow class --------------------------------------------------------------- class BWindow : public BLooper { public: BWindow(BRect frame, const char* title, window_type type, uint32 flags, uint32 workspace = B_CURRENT_WORKSPACE); BWindow(BRect frame, const char* title, window_look look, window_feel feel, uint32 flags, uint32 workspace = B_CURRENT_WORKSPACE); virtual ~BWindow(); BWindow(BMessage* data); static BArchivable *Instantiate(BMessage* data); virtual status_t Archive(BMessage* data, bool deep = true) const; virtual void Quit(); void Close() { Quit(); } void AddChild(BView* child, BView* before = NULL); bool RemoveChild(BView* child); int32 CountChildren() const; BView *ChildAt(int32 index) const; virtual void DispatchMessage(BMessage* message, BHandler* handler); virtual void MessageReceived(BMessage* message); virtual void FrameMoved(BPoint new_position); virtual void WorkspacesChanged(uint32 old_ws, uint32 new_ws); virtual void WorkspaceActivated(int32 ws, bool state); virtual void FrameResized(float new_width, float new_height); virtual void Minimize(bool minimize); virtual void Zoom(BPoint origin, float width, float height); void Zoom(); void SetZoomLimits(float maxWidth, float maxHeight); virtual void ScreenChanged(BRect screen_size, color_space depth); void SetPulseRate(bigtime_t rate); bigtime_t PulseRate() const; void AddShortcut(uint32 key, uint32 modifiers, BMessage *msg); void AddShortcut(uint32 key, uint32 modifiers, BMessage *msg, BHandler *target); void RemoveShortcut(uint32 key, uint32 modifiers); void SetDefaultButton(BButton* button); BButton *DefaultButton() const; virtual void MenusBeginning(); virtual void MenusEnded(); bool NeedsUpdate() const; void UpdateIfNeeded(); BView *FindView(const char *viewName) const; BView *FindView(BPoint) const; BView *CurrentFocus() const; void Activate(bool = true); virtual void WindowActivated(bool state); void ConvertToScreen(BPoint* pt) const; BPoint ConvertToScreen(BPoint pt) const; void ConvertFromScreen(BPoint* pt) const; BPoint ConvertFromScreen(BPoint pt) const; void ConvertToScreen(BRect* rect) const; BRect ConvertToScreen(BRect rect) const; void ConvertFromScreen(BRect* rect) const; BRect ConvertFromScreen(BRect rect) const; void MoveBy(float dx, float dy); void MoveTo(BPoint); void MoveTo(float x, float y); void ResizeBy(float dx, float dy); void ResizeTo(float width, float height); virtual void Show(); virtual void Hide(); bool IsHidden() const; bool IsMinimized() const; void Flush() const; void Sync() const; status_t SendBehind(const BWindow* window); void DisableUpdates(); void EnableUpdates(); void BeginViewTransaction(); // referred as OpenViewTransaction() in BeBook void EndViewTransaction(); // referred as CommitViewTransaction() in BeBook BRect Bounds() const; BRect Frame() const; const char *Title() const; void SetTitle(const char* title); bool IsFront() const; bool IsActive() const; void SetKeyMenuBar(BMenuBar* bar); BMenuBar *KeyMenuBar() const; void SetSizeLimits(float minWidth, float maxWidth, float minHeight, float maxHeight); void GetSizeLimits(float *minWidth, float *maxWidth, float *minHeight, float *maxHeight); uint32 Workspaces() const; void SetWorkspaces(uint32); BView *LastMouseMovedView() const; virtual BHandler *ResolveSpecifier(BMessage* msg, int32 index, BMessage* specifier, int32 form, const char* property); virtual status_t GetSupportedSuites(BMessage* data); status_t AddToSubset(BWindow* window); status_t RemoveFromSubset(BWindow* window); virtual status_t Perform(perform_code d, void* arg); status_t SetType(window_type type); window_type Type() const; status_t SetLook(window_look look); window_look Look() const; status_t SetFeel(window_feel feel); window_feel Feel() const; status_t SetFlags(uint32); uint32 Flags() const; bool IsModal() const; bool IsFloating() const; status_t SetWindowAlignment(window_alignment mode, int32 h, int32 hOffset = 0, int32 width = 0, int32 widthOffset = 0, int32 v = 0, int32 vOffset = 0, int32 height = 0, int32 heightOffset = 0); status_t GetWindowAlignment(window_alignment* mode = NULL, int32* h = NULL, int32* hOffset = NULL, int32* width = NULL, int32* widthOffset = NULL, int32* v = NULL, int32* vOffset = NULL, int32* height = NULL, int32* heightOffset = NULL) const; virtual bool QuitRequested(); virtual thread_id Run(); // Private or reserved --------------------------------------------------------- private: typedef BLooper inherited; friend class BApplication; friend class BBitmap; friend class BScrollBar; friend class BView; friend class BMenuItem; friend class BWindowScreen; friend class BDirectWindow; friend class BFilePanel; friend class BHandler; friend class _BEventMask; friend void _set_menu_sem_(BWindow* w, sem_id sem); friend status_t _safe_get_server_token_(const BLooper* , int32* ); virtual void _ReservedWindow1(); virtual void _ReservedWindow2(); virtual void _ReservedWindow3(); virtual void _ReservedWindow4(); virtual void _ReservedWindow5(); virtual void _ReservedWindow6(); virtual void _ReservedWindow7(); virtual void _ReservedWindow8(); BWindow(); BWindow(BWindow&); BWindow &operator=(BWindow&); BWindow(BRect frame, int32 bitmapToken); void InitData(BRect frame, const char* title, window_look look, window_feel feel, uint32 flags, uint32 workspace, int32 bitmapToken = -1); status_t ArchiveChildren(BMessage* data, bool deep) const; status_t UnarchiveChildren(BMessage* data); void BitmapClose(); // to be implemented virtual void task_looper(); // thread function - it's here where app_server messages are received /* void start_drag( BMessage* msg, int32 token, BPoint offset, BRect track_rect, BHandler* reply_to); void start_drag( BMessage* msg, int32 token, BPoint offset, int32 bitmap_token, drawing_mode dragMode, BHandler* reply_to); */ void prepareView(BView* aView); // changed from view_builder(BView* a_view); void attachView(BView* aView); // changed from attach_builder(BView* a_view); void detachView(BView* aView); // changed from detach_builder(BView* a_view); //int32 get_server_token() const; BMessage *extract_drop(BMessage* an_event, BHandler* *target); //void movesize(uint32 opcode, float h, float v); //int32 MessagesWaiting(); void handle_activate(BMessage* an_event); //void do_view_frame(BMessage* an_event); //void do_value_change(BMessage* an_event, BHandler* handler); //void do_mouse_down(BMessage* an_event, BView* target); //void do_mouse_moved(BMessage* an_event, BView* target); //void do_key_down(BMessage* an_event, BHandler* handler); //void do_key_up(BMessage* an_event, BHandler* handler); void do_menu_event(BMessage* an_event); //void do_draw_views(); virtual BMessage *ConvertToMessage(void* raw, int32 code); //_cmd_key_ *allocShortcut(uint32 key, uint32 modifiers); //_cmd_key_ *FindShortcut(uint32 key, uint32 modifiers); void AddShortcut(uint32 key, // !!! - and menu shortcuts to list when a menu is added uint32 modifiers, BMenuItem* item); //void post_message(BMessage* message); //void SetLocalTitle(const char* new_title); //void enable_pulsing(bool enable); BHandler *determine_target(BMessage* msg, BHandler* target, bool pref); //void kb_navigate(); //void navigate_to_next(int32 direction, bool group = false); //void set_focus(BView* focus, bool notify_input_server); // what does notify_input_server mean??? why??? bool InUpdate(); void DequeueAll(); //bool find_token_and_handler(BMessage* msg, int32* token, BHandler* *handler); window_type composeType(window_look look, // changed from: compose_type(...) window_feel feel) const; void decomposeType(window_type type, // changed from: decompose_type(...) window_look* look, window_feel* feel) const; void SetIsFilePanel(bool yes); bool IsFilePanel() const; void BuildTopView(); void setFocus(BView *focusView, bool notifyIputServer = false); // message: B_MOUSE_UP, B_MOUSE_DOWN, B_MOUSE_MOVED void sendMessageUsingEventMask(int32 message, BPoint where); BView* sendMessageUsingEventMask2(BView* aView, int32 message, BPoint where); int32 findShortcut(uint32 key, uint32 modifiers); bool findHandler(BView* start, BHandler* handler); BView* findView(BView* aView, const char* viewName) const; BView* findView(BView* aView, BPoint point) const; BView* findView(BView* aView, int32 token); BView* findLastChild(BView *parent); BView* _FindNextNavigable(BView *focus, uint32 flags); BView* _FindPreviousNavigable(BView *focus, uint32 flags); bool _HandleKeyDown(char key, uint32 modifiers); void _KeyboardNavigation(); void handleActivation(bool active); void drawAllViews(BView* view); void DoUpdate(BView* view, BRect& area); // Debug void PrintToStream() const; // 3 deprecated calls //void AddFloater(BWindow* a_floating_window); //void RemoveFloater(BWindow* a_floating_window); //window_type WindowType() const; private: char *fTitle; int32 server_token; // not yet used bool fInTransaction; bool fActive; short fShowLevel; uint32 fFlags; uint32 _unused0[2]; BView *top_view; BView *fFocus; BView *fLastMouseMovedView; uint32 _unused1; BMenuBar *fKeyMenuBar; BButton *fDefaultButton; BList accelList; int32 fTopViewToken; bool fPulseEnabled; bool fViewsNeedPulse; // not yet used bool fIsFilePanel; bool fMaskActivated; bigtime_t fPulseRate; bool fWaitingForMenu; bool fMinimized; sem_id fMenuSem; float fMaxZoomHeight; float fMaxZoomWidth; float fMinHeight; float fMinWidth; float fMaxHeight; float fMaxWidth; BRect fFrame; window_look fLook; ViewAttr *fCurDrawViewState; // not yet used window_feel fFeel; int32 fLastViewToken; BPrivate::PortLink *fLink; BMessageRunner *fPulseRunner; BRect fCurrentFrame; // not yet used uint32 _reserved[2]; // was 8 #if !_PR3_COMPATIBLE_ uint32 _more_reserved[4]; #endif }; #endif // _WINDOW_H