1 /* 2 * Copyright 2001-2009, Haiku. 3 * Distributed under the terms of the MIT License. 4 * 5 * Authors: 6 * DarkWyrm <bpmagic@columbus.rr.com> 7 * Adrian Oanca <adioanca@gmail.com> 8 * Stephan Aßmus <superstippi@gmx.de> 9 * Stefano Ceccherini (burton666@libero.it) 10 * Axel Dörfler, axeld@pinc-software.de 11 */ 12 #ifndef SERVER_WINDOW_H 13 #define SERVER_WINDOW_H 14 15 16 #include <AutoDeleter.h> 17 #include <GraphicsDefs.h> 18 #include <Locker.h> 19 #include <Message.h> 20 #include <Messenger.h> 21 #include <Rect.h> 22 #include <Region.h> 23 #include <String.h> 24 #include <Window.h> 25 26 #include <PortLink.h> 27 #include <TokenSpace.h> 28 29 #include "EventDispatcher.h" 30 #include "MessageLooper.h" 31 32 33 class BString; 34 class BMessenger; 35 class BPoint; 36 class BMessage; 37 38 class Desktop; 39 class ServerApp; 40 class Decorator; 41 class Window; 42 class Workspace; 43 class View; 44 class ServerPicture; 45 class DirectWindowInfo; 46 struct window_info; 47 48 #define AS_UPDATE_DECORATOR 'asud' 49 #define AS_UPDATE_COLORS 'asuc' 50 #define AS_UPDATE_FONTS 'asuf' 51 52 53 class ServerWindow : public MessageLooper { 54 public: 55 ServerWindow(const char *title, ServerApp *app, 56 port_id clientPort, port_id looperPort, 57 int32 clientToken); 58 virtual ~ServerWindow(); 59 60 status_t Init(BRect frame, window_look look, 61 window_feel feel, uint32 flags, 62 uint32 workspace); 63 MessagePort()64 virtual port_id MessagePort() const { return fMessagePort; } 65 EventTarget()66 ::EventTarget& EventTarget() { return fEventTarget; } 67 App()68 inline ServerApp* App() const { return fServerApp; } Desktop()69 ::Desktop* Desktop() const { return fDesktop; } 70 ::Window* Window() const; 71 72 // methods for sending various messages to client. 73 void NotifyQuitRequested(); 74 void NotifyMinimize(bool minimize); 75 void NotifyZoom(); 76 77 // util methods. FocusMessenger()78 const BMessenger& FocusMessenger() const 79 { return fFocusMessenger; } HandlerMessenger()80 const BMessenger& HandlerMessenger() const 81 { return fHandlerMessenger; } 82 83 void ScreenChanged(const BMessage* message); 84 status_t SendMessageToClient(const BMessage* message, 85 int32 target = B_NULL_TOKEN) const; 86 87 virtual ::Window* MakeWindow(BRect frame, const char* name, 88 window_look look, window_feel feel, 89 uint32 flags, uint32 workspace); 90 91 void SetTitle(const char* newTitle); Title()92 inline const char* Title() const { return fTitle; } 93 94 // related thread/team_id(s). ClientTeam()95 inline team_id ClientTeam() const { return fClientTeam; } 96 ClientLooperPort()97 inline port_id ClientLooperPort () const 98 { return fClientLooperPort; } 99 ClientToken()100 inline int32 ClientToken() const { return fClientToken; } ServerToken()101 inline int32 ServerToken() const { return fServerToken; } 102 103 void RequestRedraw(); 104 105 void GetInfo(window_info& info); 106 107 void HandleDirectConnection(int32 bufferState, 108 int32 driverState = 0); HasDirectFrameBufferAccess()109 bool HasDirectFrameBufferAccess() const 110 { return fDirectWindowInfo.IsSet(); } IsDirectlyAccessing()111 bool IsDirectlyAccessing() const 112 { return fIsDirectlyAccessing; } 113 114 void ResyncDrawState(); 115 116 // TODO: Change this UpdateCurrentDrawingRegion()117 inline void UpdateCurrentDrawingRegion() 118 { _UpdateCurrentDrawingRegion(); }; 119 120 private: 121 View* _CreateView(BPrivate::LinkReceiver &link, 122 View **_parent); 123 124 void _Show(); 125 void _Hide(); 126 127 // message handling methods. 128 void _DispatchMessage(int32 code, 129 BPrivate::LinkReceiver &link); 130 void _DispatchViewMessage(int32 code, 131 BPrivate::LinkReceiver &link); 132 void _DispatchViewDrawingMessage(int32 code, 133 BPrivate::LinkReceiver &link); 134 bool _DispatchPictureMessage(int32 code, 135 BPrivate::LinkReceiver &link); 136 void _MessageLooper(); 137 virtual void _PrepareQuit(); 138 virtual void _GetLooperName(char* name, size_t size); 139 140 void _ResizeToFullScreen(); 141 status_t _EnableDirectWindowMode(); 142 void _DirectWindowSetFullScreen(bool set); 143 144 void _SetCurrentView(View* view); 145 void _UpdateDrawState(View* view); 146 void _UpdateCurrentDrawingRegion(); 147 148 bool _MessageNeedsAllWindowsLocked( 149 uint32 code) const; 150 151 private: 152 char* fTitle; 153 154 ::Desktop* fDesktop; 155 ServerApp* fServerApp; 156 ObjectDeleter< ::Window> 157 fWindow; 158 bool fWindowAddedToDesktop; 159 160 team_id fClientTeam; 161 162 port_id fMessagePort; 163 port_id fClientReplyPort; 164 port_id fClientLooperPort; 165 BMessenger fFocusMessenger; 166 BMessenger fHandlerMessenger; 167 ::EventTarget fEventTarget; 168 169 int32 fRedrawRequested; 170 171 int32 fServerToken; 172 int32 fClientToken; 173 174 View* fCurrentView; 175 BRegion fCurrentDrawingRegion; 176 bool fCurrentDrawingRegionValid; 177 178 ObjectDeleter<DirectWindowInfo> 179 fDirectWindowInfo; 180 bool fIsDirectlyAccessing; 181 }; 182 183 #endif // SERVER_WINDOW_H 184