include/wx/docview.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/docview.h
   3 // Purpose:     Doc/View classes
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_DOCH__
  13 #define _WX_DOCH__
  14
  15 #include "wx/defs.h"
  16
  17 #if wxUSE_DOC_VIEW_ARCHITECTURE
  18
  19 #include "wx/list.h"
  20 #include "wx/string.h"
  21 #include "wx/frame.h"
  22
  23 #if wxUSE_PRINTING_ARCHITECTURE
  24     #include "wx/print.h"
  25 #endif
  26
  27 class WXDLLIMPEXP_FWD_CORE wxWindow;
  28 class WXDLLIMPEXP_FWD_CORE wxDocument;
  29 class WXDLLIMPEXP_FWD_CORE wxView;
  30 class WXDLLIMPEXP_FWD_CORE wxDocTemplate;
  31 class WXDLLIMPEXP_FWD_CORE wxDocManager;
  32 class WXDLLIMPEXP_FWD_CORE wxPrintInfo;
  33 class WXDLLIMPEXP_FWD_CORE wxCommandProcessor;
  34 class WXDLLIMPEXP_FWD_CORE wxFileHistory;
  35 class WXDLLIMPEXP_FWD_BASE wxConfigBase;
  36
  37 #if wxUSE_STD_IOSTREAM
  38   #include "wx/iosfwrap.h"
  39 #else
  40   #include "wx/stream.h"
  41 #endif
  42
  43 // Flags for wxDocManager (can be combined).
  44 enum
  45 {
  46     wxDOC_NEW    = 1,
  47     wxDOC_SILENT = 2
  48 };
  49
  50 // Document template flags
  51 enum
  52 {
  53     wxTEMPLATE_VISIBLE = 1,
  54     wxTEMPLATE_INVISIBLE,
  55     wxDEFAULT_TEMPLATE_FLAGS = wxTEMPLATE_VISIBLE
  56 };
  57
  58 #define wxMAX_FILE_HISTORY 9
  59
  60 class WXDLLIMPEXP_CORE wxDocument : public wxEvtHandler
  61 {
  62 public:
  63     wxDocument(wxDocument *parent = NULL);
  64     virtual ~wxDocument();
  65
  66     // accessors
  67     void SetFilename(const wxString& filename, bool notifyViews = false);
  68     wxString GetFilename() const { return m_documentFile; }
  69
  70     void SetTitle(const wxString& title) { m_documentTitle = title; }
  71     wxString GetTitle() const { return m_documentTitle; }
  72
  73     void SetDocumentName(const wxString& name) { m_documentTypeName = name; }
  74     wxString GetDocumentName() const { return m_documentTypeName; }
  75
  76     // access the flag indicating whether this document had been already saved,
  77     // SetDocumentSaved() is only used internally, don't call it
  78     bool GetDocumentSaved() const { return m_savedYet; }
  79     void SetDocumentSaved(bool saved = true) { m_savedYet = saved; }
  80
  81     // return true if the document hasn't been modified since the last time it
  82     // was saved (implying that it returns false if it was never saved, even if
  83     // the document is not modified)
  84     bool AlreadySaved() const { return !IsModified() && GetDocumentSaved(); }
  85
  86     virtual bool Close();
  87     virtual bool Save();
  88     virtual bool SaveAs();
  89     virtual bool Revert();
  90
  91 #if wxUSE_STD_IOSTREAM
  92     virtual wxSTD ostream& SaveObject(wxSTD ostream& stream);
  93     virtual wxSTD istream& LoadObject(wxSTD istream& stream);
  94 #else
  95     virtual wxOutputStream& SaveObject(wxOutputStream& stream);
  96     virtual wxInputStream& LoadObject(wxInputStream& stream);
  97 #endif
  98
  99     // Called by wxWidgets
 100     virtual bool OnSaveDocument(const wxString& filename);
 101     virtual bool OnOpenDocument(const wxString& filename);
 102     virtual bool OnNewDocument();
 103     virtual bool OnCloseDocument();
 104
 105     // Prompts for saving if about to close a modified document. Returns true
 106     // if ok to close the document (may have saved in the meantime, or set
 107     // modified to false)
 108     virtual bool OnSaveModified();
 109
 110     // Called by framework if created automatically by the default document
 111     // manager: gives document a chance to initialise and (usually) create a
 112     // view
 113     virtual bool OnCreate(const wxString& path, long flags);
 114
 115     // By default, creates a base wxCommandProcessor.
 116     virtual wxCommandProcessor *OnCreateCommandProcessor();
 117     virtual wxCommandProcessor *GetCommandProcessor() const { return m_commandProcessor; }
 118     virtual void SetCommandProcessor(wxCommandProcessor *proc) { m_commandProcessor = proc; }
 119
 120     // Called after a view is added or removed. The default implementation
 121     // deletes the document if this is there are no more views.
 122     virtual void OnChangedViewList();
 123
 124     virtual bool DeleteContents();
 125
 126     virtual bool Draw(wxDC&);
 127     virtual bool IsModified() const { return m_documentModified; }
 128     virtual void Modify(bool mod) { m_documentModified = mod; }
 129
 130     virtual bool AddView(wxView *view);
 131     virtual bool RemoveView(wxView *view);
 132     wxList& GetViews() { return m_documentViews; }
 133     const wxList& GetViews() const { return m_documentViews; }
 134     wxView *GetFirstView() const;
 135
 136     virtual void UpdateAllViews(wxView *sender = NULL, wxObject *hint = NULL);
 137     virtual void NotifyClosing();
 138
 139     // Remove all views (because we're closing the document)
 140     virtual bool DeleteAllViews();
 141
 142     // Other stuff
 143     virtual wxDocManager *GetDocumentManager() const;
 144     virtual wxDocTemplate *GetDocumentTemplate() const { return m_documentTemplate; }
 145     virtual void SetDocumentTemplate(wxDocTemplate *temp) { m_documentTemplate = temp; }
 146
 147     // Get the document name to be shown to the user: the title if there is
 148     // any, otherwise the filename if the document was saved and, finally,
 149     // "unnamed" otherwise
 150     virtual wxString GetUserReadableName() const;
 151
 152 #if WXWIN_COMPATIBILITY_2_8
 153     // use GetUserReadableName() instead
 154     wxDEPRECATED_BUT_USED_INTERNALLY(
 155         virtual bool GetPrintableName(wxString& buf) const
 156     );
 157 #endif // WXWIN_COMPATIBILITY_2_8
 158
 159     // Returns a window that can be used as a parent for document-related
 160     // dialogs. Override if necessary.
 161     virtual wxWindow *GetDocumentWindow() const;
 162
 163 protected:
 164     wxList                m_documentViews;
 165     wxString              m_documentFile;
 166     wxString              m_documentTitle;
 167     wxString              m_documentTypeName;
 168     wxDocTemplate*        m_documentTemplate;
 169     bool                  m_documentModified;
 170     wxDocument*           m_documentParent;
 171     wxCommandProcessor*   m_commandProcessor;
 172     bool                  m_savedYet;
 173
 174     // Called by OnSaveDocument and OnOpenDocument to implement standard
 175     // Save/Load behavior. Re-implement in derived class for custom
 176     // behavior.
 177     virtual bool DoSaveDocument(const wxString& file);
 178     virtual bool DoOpenDocument(const wxString& file);
 179
 180     // the default implementation of GetUserReadableName()
 181     wxString DoGetUserReadableName() const;
 182
 183 private:
 184     DECLARE_ABSTRACT_CLASS(wxDocument)
 185     DECLARE_NO_COPY_CLASS(wxDocument)
 186 };
 187
 188 class WXDLLIMPEXP_CORE wxView: public wxEvtHandler
 189 {
 190 public:
 191     wxView();
 192     virtual ~wxView();
 193
 194     wxDocument *GetDocument() const { return m_viewDocument; }
 195     virtual void SetDocument(wxDocument *doc);
 196
 197     wxString GetViewName() const { return m_viewTypeName; }
 198     void SetViewName(const wxString& name) { m_viewTypeName = name; }
 199
 200     wxWindow *GetFrame() const { return m_viewFrame ; }
 201     void SetFrame(wxWindow *frame) { m_viewFrame = frame; }
 202
 203     virtual void OnActivateView(bool activate, wxView *activeView, wxView *deactiveView);
 204     virtual void OnDraw(wxDC *dc) = 0;
 205     virtual void OnPrint(wxDC *dc, wxObject *info);
 206     virtual void OnUpdate(wxView *sender, wxObject *hint = NULL);
 207     virtual void OnClosingDocument() {}
 208     virtual void OnChangeFilename();
 209
 210     // Called by framework if created automatically by the default document
 211     // manager class: gives view a chance to initialise
 212     virtual bool OnCreate(wxDocument *WXUNUSED(doc), long WXUNUSED(flags))
 213         { return true; }
 214
 215     // Checks if the view is the last one for the document; if so, asks user
 216     // to confirm save data (if modified). If ok, deletes itself and returns
 217     // true.
 218     virtual bool Close(bool deleteWindow = true);
 219
 220     // Override to do cleanup/veto close
 221     virtual bool OnClose(bool deleteWindow);
 222
 223     // A view's window can call this to notify the view it is (in)active.
 224     // The function then notifies the document manager.
 225     virtual void Activate(bool activate);
 226
 227     wxDocManager *GetDocumentManager() const
 228         { return m_viewDocument->GetDocumentManager(); }
 229
 230 #if wxUSE_PRINTING_ARCHITECTURE
 231     virtual wxPrintout *OnCreatePrintout();
 232 #endif
 233
 234 protected:
 235     // hook the document into event handlers chain here
 236     virtual bool TryValidator(wxEvent& event);
 237
 238     wxDocument*       m_viewDocument;
 239     wxString          m_viewTypeName;
 240     wxWindow*         m_viewFrame;
 241
 242 private:
 243     DECLARE_ABSTRACT_CLASS(wxView)
 244     DECLARE_NO_COPY_CLASS(wxView)
 245 };
 246
 247 // Represents user interface (and other) properties of documents and views
 248 class WXDLLIMPEXP_CORE wxDocTemplate: public wxObject
 249 {
 250
 251 friend class WXDLLIMPEXP_FWD_CORE wxDocManager;
 252
 253 public:
 254     // Associate document and view types. They're for identifying what view is
 255     // associated with what template/document type
 256     wxDocTemplate(wxDocManager *manager,
 257                   const wxString& descr,
 258                   const wxString& filter,
 259                   const wxString& dir,
 260                   const wxString& ext,
 261                   const wxString& docTypeName,
 262                   const wxString& viewTypeName,
 263                   wxClassInfo *docClassInfo = NULL,
 264                   wxClassInfo *viewClassInfo = NULL,
 265                   long flags = wxDEFAULT_TEMPLATE_FLAGS);
 266
 267     virtual ~wxDocTemplate();
 268
 269     // By default, these two member functions dynamically creates document and
 270     // view using dynamic instance construction. Override these if you need a
 271     // different method of construction.
 272     virtual wxDocument *CreateDocument(const wxString& path, long flags = 0);
 273     virtual wxView *CreateView(wxDocument *doc, long flags = 0);
 274
 275     // Helper method for CreateDocument; also allows you to do your own document
 276     // creation
 277     virtual bool InitDocument(wxDocument* doc, const wxString& path, long flags = 0);
 278
 279     wxString GetDefaultExtension() const { return m_defaultExt; }
 280     wxString GetDescription() const { return m_description; }
 281     wxString GetDirectory() const { return m_directory; }
 282     wxDocManager *GetDocumentManager() const { return m_documentManager; }
 283     void SetDocumentManager(wxDocManager *manager) { m_documentManager = manager; }
 284     wxString GetFileFilter() const { return m_fileFilter; }
 285     long GetFlags() const { return m_flags; }
 286     virtual wxString GetViewName() const { return m_viewTypeName; }
 287     virtual wxString GetDocumentName() const { return m_docTypeName; }
 288
 289     void SetFileFilter(const wxString& filter) { m_fileFilter = filter; }
 290     void SetDirectory(const wxString& dir) { m_directory = dir; }
 291     void SetDescription(const wxString& descr) { m_description = descr; }
 292     void SetDefaultExtension(const wxString& ext) { m_defaultExt = ext; }
 293     void SetFlags(long flags) { m_flags = flags; }
 294
 295     bool IsVisible() const { return ((m_flags & wxTEMPLATE_VISIBLE) == wxTEMPLATE_VISIBLE); }
 296
 297     wxClassInfo* GetDocClassInfo() const { return m_docClassInfo; }
 298     wxClassInfo* GetViewClassInfo() const { return m_viewClassInfo; }
 299
 300     virtual bool FileMatchesTemplate(const wxString& path);
 301
 302 protected:
 303     long              m_flags;
 304     wxString          m_fileFilter;
 305     wxString          m_directory;
 306     wxString          m_description;
 307     wxString          m_defaultExt;
 308     wxString          m_docTypeName;
 309     wxString          m_viewTypeName;
 310     wxDocManager*     m_documentManager;
 311
 312     // For dynamic creation of appropriate instances.
 313     wxClassInfo*      m_docClassInfo;
 314     wxClassInfo*      m_viewClassInfo;
 315
 316     // Called by CreateDocument and CreateView to create the actual document/view object.
 317     // By default uses the ClassInfo provided to the constructor. Override these functions
 318     // to provide a different method of creation.
 319     virtual wxDocument *DoCreateDocument();
 320     virtual wxView *DoCreateView();
 321
 322 private:
 323     DECLARE_CLASS(wxDocTemplate)
 324     DECLARE_NO_COPY_CLASS(wxDocTemplate)
 325 };
 326
 327 // One object of this class may be created in an application, to manage all
 328 // the templates and documents.
 329 class WXDLLIMPEXP_CORE wxDocManager: public wxEvtHandler
 330 {
 331 public:
 332     // NB: flags are unused, don't pass wxDOC_XXX to this ctor
 333     wxDocManager(long flags = 0, bool initialize = true);
 334     virtual ~wxDocManager();
 335
 336     virtual bool Initialize();
 337
 338     // Handlers for common user commands
 339     void OnFileClose(wxCommandEvent& event);
 340     void OnFileCloseAll(wxCommandEvent& event);
 341     void OnFileNew(wxCommandEvent& event);
 342     void OnFileOpen(wxCommandEvent& event);
 343     void OnFileRevert(wxCommandEvent& event);
 344     void OnFileSave(wxCommandEvent& event);
 345     void OnFileSaveAs(wxCommandEvent& event);
 346     void OnPrint(wxCommandEvent& event);
 347     void OnPreview(wxCommandEvent& event);
 348     void OnUndo(wxCommandEvent& event);
 349     void OnRedo(wxCommandEvent& event);
 350
 351     // Handlers for UI update commands
 352     void OnUpdateFileOpen(wxUpdateUIEvent& event);
 353     void OnUpdateDisableIfNoDoc(wxUpdateUIEvent& event);
 354     void OnUpdateFileNew(wxUpdateUIEvent& event);
 355     void OnUpdateFileSave(wxUpdateUIEvent& event);
 356     void OnUpdateUndo(wxUpdateUIEvent& event);
 357     void OnUpdateRedo(wxUpdateUIEvent& event);
 358
 359     // called when file format detection didn't work, can be overridden to do
 360     // something in this case
 361     virtual void OnOpenFileFailure() { }
 362
 363     virtual wxDocument *CreateDocument(const wxString& path, long flags = 0);
 364
 365     // wrapper around CreateDocument() with a more clear name
 366     wxDocument *CreateNewDocument()
 367         { return CreateDocument(wxString(), wxDOC_NEW); }
 368
 369     virtual wxView *CreateView(wxDocument *doc, long flags = 0);
 370     virtual void DeleteTemplate(wxDocTemplate *temp, long flags = 0);
 371     virtual bool FlushDoc(wxDocument *doc);
 372     virtual wxDocTemplate *MatchTemplate(const wxString& path);
 373     virtual wxDocTemplate *SelectDocumentPath(wxDocTemplate **templates,
 374             int noTemplates, wxString& path, long flags, bool save = false);
 375     virtual wxDocTemplate *SelectDocumentType(wxDocTemplate **templates,
 376             int noTemplates, bool sort = false);
 377     virtual wxDocTemplate *SelectViewType(wxDocTemplate **templates,
 378             int noTemplates, bool sort = false);
 379     virtual wxDocTemplate *FindTemplateForPath(const wxString& path);
 380
 381     void AssociateTemplate(wxDocTemplate *temp);
 382     void DisassociateTemplate(wxDocTemplate *temp);
 383
 384     wxDocument *GetCurrentDocument() const;
 385
 386     void SetMaxDocsOpen(int n) { m_maxDocsOpen = n; }
 387     int GetMaxDocsOpen() const { return m_maxDocsOpen; }
 388
 389     // Add and remove a document from the manager's list
 390     void AddDocument(wxDocument *doc);
 391     void RemoveDocument(wxDocument *doc);
 392
 393     // closes all currently open documents
 394     bool CloseDocuments(bool force = true);
 395
 396     // closes the specified document
 397     bool CloseDocument(wxDocument* doc, bool force = false);
 398
 399     // Clear remaining documents and templates
 400     bool Clear(bool force = true);
 401
 402     // Views or windows should inform the document manager
 403     // when a view is going in or out of focus
 404     virtual void ActivateView(wxView *view, bool activate = true);
 405     virtual wxView *GetCurrentView() const;
 406
 407     wxList& GetDocuments() { return m_docs; }
 408     wxList& GetTemplates() { return m_templates; }
 409
 410     // Return the default name for a new document (by default returns strings
 411     // in the form "unnamed <counter>" but can be overridden)
 412     virtual wxString MakeNewDocumentName();
 413
 414     // Make a frame title (override this to do something different)
 415     virtual wxString MakeFrameTitle(wxDocument* doc);
 416
 417     virtual wxFileHistory *OnCreateFileHistory();
 418     virtual wxFileHistory *GetFileHistory() const { return m_fileHistory; }
 419
 420     // File history management
 421     virtual void AddFileToHistory(const wxString& file);
 422     virtual void RemoveFileFromHistory(size_t i);
 423     virtual size_t GetHistoryFilesCount() const;
 424     virtual wxString GetHistoryFile(size_t i) const;
 425     virtual void FileHistoryUseMenu(wxMenu *menu);
 426     virtual void FileHistoryRemoveMenu(wxMenu *menu);
 427 #if wxUSE_CONFIG
 428     virtual void FileHistoryLoad(const wxConfigBase& config);
 429     virtual void FileHistorySave(wxConfigBase& config);
 430 #endif // wxUSE_CONFIG
 431
 432     virtual void FileHistoryAddFilesToMenu();
 433     virtual void FileHistoryAddFilesToMenu(wxMenu* menu);
 434
 435     wxString GetLastDirectory() const { return m_lastDirectory; }
 436     void SetLastDirectory(const wxString& dir) { m_lastDirectory = dir; }
 437
 438     // Get the current document manager
 439     static wxDocManager* GetDocumentManager() { return sm_docManager; }
 440
 441 #if WXWIN_COMPATIBILITY_2_8
 442     // deprecated, override GetDefaultName() instead
 443     wxDEPRECATED_BUT_USED_INTERNALLY(
 444         virtual bool MakeDefaultName(wxString& buf)
 445     );
 446 #endif
 447
 448 #if WXWIN_COMPATIBILITY_2_6
 449     // deprecated, use GetHistoryFilesCount() instead
 450     wxDEPRECATED( size_t GetNoHistoryFiles() const );
 451 #endif // WXWIN_COMPATIBILITY_2_6
 452
 453 protected:
 454     // hook the currently active view into event handlers chain here
 455     virtual bool TryValidator(wxEvent& event);
 456
 457     int               m_defaultDocumentNameCounter;
 458     int               m_maxDocsOpen;
 459     wxList            m_docs;
 460     wxList            m_templates;
 461     wxView*           m_currentView;
 462     wxFileHistory*    m_fileHistory;
 463     wxString          m_lastDirectory;
 464     static wxDocManager* sm_docManager;
 465
 466     DECLARE_EVENT_TABLE()
 467     DECLARE_DYNAMIC_CLASS(wxDocManager)
 468     DECLARE_NO_COPY_CLASS(wxDocManager)
 469 };
 470
 471 #if WXWIN_COMPATIBILITY_2_6
 472 inline size_t wxDocManager::GetNoHistoryFiles() const
 473 {
 474     return GetHistoryFilesCount();
 475 }
 476 #endif // WXWIN_COMPATIBILITY_2_6
 477
 478 // ----------------------------------------------------------------------------
 479 // A default child frame
 480 // ----------------------------------------------------------------------------
 481
 482 class WXDLLIMPEXP_CORE wxDocChildFrame : public wxFrame
 483 {
 484 public:
 485     wxDocChildFrame(wxDocument *doc,
 486                     wxView *view,
 487                     wxFrame *frame,
 488                     wxWindowID id,
 489                     const wxString& title,
 490                     const wxPoint& pos = wxDefaultPosition,
 491                     const wxSize& size = wxDefaultSize,
 492                     long type = wxDEFAULT_FRAME_STYLE,
 493                     const wxString& name = wxFrameNameStr);
 494     virtual ~wxDocChildFrame(){}
 495
 496     void OnActivate(wxActivateEvent& event);
 497     void OnCloseWindow(wxCloseEvent& event);
 498
 499     wxDocument *GetDocument() const { return m_childDocument; }
 500     wxView *GetView() const { return m_childView; }
 501     void SetDocument(wxDocument *doc) { m_childDocument = doc; }
 502     void SetView(wxView *view) { m_childView = view; }
 503     bool Destroy() { m_childView = NULL; return wxFrame::Destroy(); }
 504
 505 protected:
 506     // hook the child view into event handlers chain here
 507     virtual bool TryValidator(wxEvent& event);
 508
 509     wxDocument*       m_childDocument;
 510     wxView*           m_childView;
 511
 512 private:
 513     DECLARE_CLASS(wxDocChildFrame)
 514     DECLARE_EVENT_TABLE()
 515     DECLARE_NO_COPY_CLASS(wxDocChildFrame)
 516 };
 517
 518 // ----------------------------------------------------------------------------
 519 // A default parent frame
 520 // ----------------------------------------------------------------------------
 521
 522 class WXDLLIMPEXP_CORE wxDocParentFrame : public wxFrame
 523 {
 524 public:
 525     wxDocParentFrame();
 526     wxDocParentFrame(wxDocManager *manager,
 527                      wxFrame *frame,
 528                      wxWindowID id,
 529                      const wxString& title,
 530                      const wxPoint& pos = wxDefaultPosition,
 531                      const wxSize& size = wxDefaultSize,
 532                      long style = wxDEFAULT_FRAME_STYLE,
 533                      const wxString& name = wxFrameNameStr);
 534
 535     bool Create(wxDocManager *manager,
 536                 wxFrame *frame,
 537                 wxWindowID id,
 538                 const wxString& title,
 539                 const wxPoint& pos = wxDefaultPosition,
 540                 const wxSize& size = wxDefaultSize,
 541                 long style = wxDEFAULT_FRAME_STYLE,
 542                 const wxString& name = wxFrameNameStr);
 543
 544     wxDocManager *GetDocumentManager() const { return m_docManager; }
 545
 546     void OnExit(wxCommandEvent& event);
 547     void OnMRUFile(wxCommandEvent& event);
 548     void OnCloseWindow(wxCloseEvent& event);
 549
 550 protected:
 551     // hook the document manager into event handling chain here
 552     virtual bool TryValidator(wxEvent& event);
 553
 554     wxDocManager *m_docManager;
 555
 556 private:
 557     typedef wxFrame base_type;
 558     DECLARE_CLASS(wxDocParentFrame)
 559     DECLARE_EVENT_TABLE()
 560     DECLARE_NO_COPY_CLASS(wxDocParentFrame)
 561 };
 562
 563 // ----------------------------------------------------------------------------
 564 // Provide simple default printing facilities
 565 // ----------------------------------------------------------------------------
 566
 567 #if wxUSE_PRINTING_ARCHITECTURE
 568 class WXDLLIMPEXP_CORE wxDocPrintout : public wxPrintout
 569 {
 570 public:
 571     wxDocPrintout(wxView *view = NULL, const wxString& title = wxT("Printout"));
 572     bool OnPrintPage(int page);
 573     bool HasPage(int page);
 574     bool OnBeginDocument(int startPage, int endPage);
 575     void GetPageInfo(int *minPage, int *maxPage, int *selPageFrom, int *selPageTo);
 576
 577     virtual wxView *GetView() { return m_printoutView; }
 578
 579 protected:
 580     wxView*       m_printoutView;
 581
 582 private:
 583     DECLARE_DYNAMIC_CLASS(wxDocPrintout)
 584     DECLARE_NO_COPY_CLASS(wxDocPrintout)
 585 };
 586 #endif // wxUSE_PRINTING_ARCHITECTURE
 587
 588 // ----------------------------------------------------------------------------
 589 // File history management
 590 // ----------------------------------------------------------------------------
 591
 592 class WXDLLIMPEXP_CORE wxFileHistory : public wxObject
 593 {
 594 public:
 595     wxFileHistory(size_t maxFiles = 9, wxWindowID idBase = wxID_FILE1);
 596
 597     // Operations
 598     virtual void AddFileToHistory(const wxString& file);
 599     virtual void RemoveFileFromHistory(size_t i);
 600     virtual int GetMaxFiles() const { return (int)m_fileMaxFiles; }
 601     virtual void UseMenu(wxMenu *menu);
 602
 603     // Remove menu from the list (MDI child may be closing)
 604     virtual void RemoveMenu(wxMenu *menu);
 605
 606 #if wxUSE_CONFIG
 607     virtual void Load(const wxConfigBase& config);
 608     virtual void Save(wxConfigBase& config);
 609 #endif // wxUSE_CONFIG
 610
 611     virtual void AddFilesToMenu();
 612     virtual void AddFilesToMenu(wxMenu* menu); // Single menu
 613
 614     // Accessors
 615     virtual wxString GetHistoryFile(size_t i) const { return m_fileHistory[i]; }
 616     virtual size_t GetCount() const { return m_fileHistory.GetCount(); }
 617
 618     const wxList& GetMenus() const { return m_fileMenus; }
 619
 620     // Set/get base id
 621     void SetBaseId(wxWindowID baseId) { m_idBase = baseId; }
 622     wxWindowID GetBaseId() const { return m_idBase; }
 623
 624 #if WXWIN_COMPATIBILITY_2_6
 625     // deprecated, use GetCount() instead
 626     wxDEPRECATED( size_t GetNoHistoryFiles() const );
 627 #endif // WXWIN_COMPATIBILITY_2_6
 628
 629 protected:
 630     // Last n files
 631     wxArrayString     m_fileHistory;
 632
 633     // Menus to maintain (may need several for an MDI app)
 634     wxList            m_fileMenus;
 635
 636     // Max files to maintain
 637     size_t            m_fileMaxFiles;
 638
 639 private:
 640     // The ID of the first history menu item (Doesn't have to be wxID_FILE1)
 641     wxWindowID m_idBase;
 642
 643     DECLARE_DYNAMIC_CLASS(wxFileHistory)
 644     DECLARE_NO_COPY_CLASS(wxFileHistory)
 645 };
 646
 647 #if WXWIN_COMPATIBILITY_2_6
 648 inline size_t wxFileHistory::GetNoHistoryFiles() const
 649 {
 650     return m_fileHistory.GetCount();
 651 }
 652 #endif // WXWIN_COMPATIBILITY_2_6
 653
 654 #if wxUSE_STD_IOSTREAM
 655 // For compatibility with existing file formats:
 656 // converts from/to a stream to/from a temporary file.
 657 bool WXDLLIMPEXP_CORE wxTransferFileToStream(const wxString& filename, wxSTD ostream& stream);
 658 bool WXDLLIMPEXP_CORE wxTransferStreamToFile(wxSTD istream& stream, const wxString& filename);
 659 #else
 660 // For compatibility with existing file formats:
 661 // converts from/to a stream to/from a temporary file.
 662 bool WXDLLIMPEXP_CORE wxTransferFileToStream(const wxString& filename, wxOutputStream& stream);
 663 bool WXDLLIMPEXP_CORE wxTransferStreamToFile(wxInputStream& stream, const wxString& filename);
 664 #endif // wxUSE_STD_IOSTREAM
 665
 666
 667 // these flags are not used anywhere by wxWidgets and kept only for an unlikely
 668 // case of existing user code using them for its own purposes
 669 #ifdef WXWIN_COMPATIBILITY_2_8
 670 enum
 671 {
 672     wxDOC_SDI = 1,
 673     wxDOC_MDI,
 674     wxDEFAULT_DOCMAN_FLAGS = wxDOC_SDI
 675 };
 676 #endif // WXWIN_COMPATIBILITY_2_8
 677
 678 #endif // wxUSE_DOC_VIEW_ARCHITECTURE
 679
 680 #endif // _WX_DOCH__