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 = 2,
  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     // if you override, remember to call the default
 111     // implementation (wxDocument::OnChangeFilename)
 112     virtual void OnChangeFilename(bool notifyViews);
 113
 114     // Called by framework if created automatically by the default document
 115     // manager: gives document a chance to initialise and (usually) create a
 116     // view
 117     virtual bool OnCreate(const wxString& path, long flags);
 118
 119     // By default, creates a base wxCommandProcessor.
 120     virtual wxCommandProcessor *OnCreateCommandProcessor();
 121     virtual wxCommandProcessor *GetCommandProcessor() const
 122         { return m_commandProcessor; }
 123     virtual void SetCommandProcessor(wxCommandProcessor *proc)
 124         { m_commandProcessor = proc; }
 125
 126     // Called after a view is added or removed. The default implementation
 127     // deletes the document if this is there are no more views.
 128     virtual void OnChangedViewList();
 129
 130     virtual bool DeleteContents();
 131
 132     virtual bool Draw(wxDC&);
 133     virtual bool IsModified() const { return m_documentModified; }
 134     virtual void Modify(bool mod) { m_documentModified = mod; }
 135
 136     virtual bool AddView(wxView *view);
 137     virtual bool RemoveView(wxView *view);
 138     wxList& GetViews() { return m_documentViews; }
 139     const wxList& GetViews() const { return m_documentViews; }
 140     wxView *GetFirstView() const;
 141
 142     virtual void UpdateAllViews(wxView *sender = NULL, wxObject *hint = NULL);
 143     virtual void NotifyClosing();
 144
 145     // Remove all views (because we're closing the document)
 146     virtual bool DeleteAllViews();
 147
 148     // Other stuff
 149     virtual wxDocManager *GetDocumentManager() const;
 150     virtual wxDocTemplate *GetDocumentTemplate() const
 151         { return m_documentTemplate; }
 152     virtual void SetDocumentTemplate(wxDocTemplate *temp)
 153         { m_documentTemplate = temp; }
 154
 155     // Get the document name to be shown to the user: the title if there is
 156     // any, otherwise the filename if the document was saved and, finally,
 157     // "unnamed" otherwise
 158     virtual wxString GetUserReadableName() const;
 159
 160 #if WXWIN_COMPATIBILITY_2_8
 161     // use GetUserReadableName() instead
 162     wxDEPRECATED_BUT_USED_INTERNALLY(
 163         virtual bool GetPrintableName(wxString& buf) const
 164     );
 165 #endif // WXWIN_COMPATIBILITY_2_8
 166
 167     // Returns a window that can be used as a parent for document-related
 168     // dialogs. Override if necessary.
 169     virtual wxWindow *GetDocumentWindow() const;
 170
 171 protected:
 172     wxList                m_documentViews;
 173     wxString              m_documentFile;
 174     wxString              m_documentTitle;
 175     wxString              m_documentTypeName;
 176     wxDocTemplate*        m_documentTemplate;
 177     bool                  m_documentModified;
 178     wxDocument*           m_documentParent;
 179     wxCommandProcessor*   m_commandProcessor;
 180     bool                  m_savedYet;
 181
 182     // Called by OnSaveDocument and OnOpenDocument to implement standard
 183     // Save/Load behavior. Re-implement in derived class for custom
 184     // behavior.
 185     virtual bool DoSaveDocument(const wxString& file);
 186     virtual bool DoOpenDocument(const wxString& file);
 187
 188     // the default implementation of GetUserReadableName()
 189     wxString DoGetUserReadableName() const;
 190
 191 private:
 192     DECLARE_ABSTRACT_CLASS(wxDocument)
 193     DECLARE_NO_COPY_CLASS(wxDocument)
 194 };
 195
 196 class WXDLLIMPEXP_CORE wxView: public wxEvtHandler
 197 {
 198 public:
 199     wxView();
 200     virtual ~wxView();
 201
 202     wxDocument *GetDocument() const { return m_viewDocument; }
 203     virtual void SetDocument(wxDocument *doc);
 204
 205     wxString GetViewName() const { return m_viewTypeName; }
 206     void SetViewName(const wxString& name) { m_viewTypeName = name; }
 207
 208     wxWindow *GetFrame() const { return m_viewFrame ; }
 209     void SetFrame(wxWindow *frame) { m_viewFrame = frame; }
 210
 211     virtual void OnActivateView(bool activate,
 212                                 wxView *activeView,
 213                                 wxView *deactiveView);
 214     virtual void OnDraw(wxDC *dc) = 0;
 215     virtual void OnPrint(wxDC *dc, wxObject *info);
 216     virtual void OnUpdate(wxView *sender, wxObject *hint = NULL);
 217     virtual void OnClosingDocument() {}
 218     virtual void OnChangeFilename();
 219
 220     // Called by framework if created automatically by the default document
 221     // manager class: gives view a chance to initialise
 222     virtual bool OnCreate(wxDocument *WXUNUSED(doc), long WXUNUSED(flags))
 223         { return true; }
 224
 225     // Checks if the view is the last one for the document; if so, asks user
 226     // to confirm save data (if modified). If ok, deletes itself and returns
 227     // true.
 228     virtual bool Close(bool deleteWindow = true);
 229
 230     // Override to do cleanup/veto close
 231     virtual bool OnClose(bool deleteWindow);
 232
 233     // A view's window can call this to notify the view it is (in)active.
 234     // The function then notifies the document manager.
 235     virtual void Activate(bool activate);
 236
 237     wxDocManager *GetDocumentManager() const
 238         { return m_viewDocument->GetDocumentManager(); }
 239
 240 #if wxUSE_PRINTING_ARCHITECTURE
 241     virtual wxPrintout *OnCreatePrintout();
 242 #endif
 243
 244 protected:
 245     // hook the document into event handlers chain here
 246     virtual bool TryValidator(wxEvent& event);
 247
 248     wxDocument*       m_viewDocument;
 249     wxString          m_viewTypeName;
 250     wxWindow*         m_viewFrame;
 251
 252 private:
 253     DECLARE_ABSTRACT_CLASS(wxView)
 254     DECLARE_NO_COPY_CLASS(wxView)
 255 };
 256
 257 // Represents user interface (and other) properties of documents and views
 258 class WXDLLIMPEXP_CORE wxDocTemplate: public wxObject
 259 {
 260
 261 friend class WXDLLIMPEXP_FWD_CORE wxDocManager;
 262
 263 public:
 264     // Associate document and view types. They're for identifying what view is
 265     // associated with what template/document type
 266     wxDocTemplate(wxDocManager *manager,
 267                   const wxString& descr,
 268                   const wxString& filter,
 269                   const wxString& dir,
 270                   const wxString& ext,
 271                   const wxString& docTypeName,
 272                   const wxString& viewTypeName,
 273                   wxClassInfo *docClassInfo = NULL,
 274                   wxClassInfo *viewClassInfo = NULL,
 275                   long flags = wxDEFAULT_TEMPLATE_FLAGS);
 276
 277     virtual ~wxDocTemplate();
 278
 279     // By default, these two member functions dynamically creates document and
 280     // view using dynamic instance construction. Override these if you need a
 281     // different method of construction.
 282     virtual wxDocument *CreateDocument(const wxString& path, long flags = 0);
 283     virtual wxView *CreateView(wxDocument *doc, long flags = 0);
 284
 285     // Helper method for CreateDocument; also allows you to do your own document
 286     // creation
 287     virtual bool InitDocument(wxDocument* doc,
 288                               const wxString& path,
 289                               long flags = 0);
 290
 291     wxString GetDefaultExtension() const { return m_defaultExt; }
 292     wxString GetDescription() const { return m_description; }
 293     wxString GetDirectory() const { return m_directory; }
 294     wxDocManager *GetDocumentManager() const { return m_documentManager; }
 295     void SetDocumentManager(wxDocManager *manager)
 296         { m_documentManager = manager; }
 297     wxString GetFileFilter() const { return m_fileFilter; }
 298     long GetFlags() const { return m_flags; }
 299     virtual wxString GetViewName() const { return m_viewTypeName; }
 300     virtual wxString GetDocumentName() const { return m_docTypeName; }
 301
 302     void SetFileFilter(const wxString& filter) { m_fileFilter = filter; }
 303     void SetDirectory(const wxString& dir) { m_directory = dir; }
 304     void SetDescription(const wxString& descr) { m_description = descr; }
 305     void SetDefaultExtension(const wxString& ext) { m_defaultExt = ext; }
 306     void SetFlags(long flags) { m_flags = flags; }
 307
 308     bool IsVisible() const { return (m_flags & wxTEMPLATE_VISIBLE) != 0; }
 309
 310     wxClassInfo* GetDocClassInfo() const { return m_docClassInfo; }
 311     wxClassInfo* GetViewClassInfo() const { return m_viewClassInfo; }
 312
 313     virtual bool FileMatchesTemplate(const wxString& path);
 314
 315 protected:
 316     long              m_flags;
 317     wxString          m_fileFilter;
 318     wxString          m_directory;
 319     wxString          m_description;
 320     wxString          m_defaultExt;
 321     wxString          m_docTypeName;
 322     wxString          m_viewTypeName;
 323     wxDocManager*     m_documentManager;
 324
 325     // For dynamic creation of appropriate instances.
 326     wxClassInfo*      m_docClassInfo;
 327     wxClassInfo*      m_viewClassInfo;
 328
 329     // Called by CreateDocument and CreateView to create the actual
 330     // document/view object.
 331     //
 332     // By default uses the ClassInfo provided to the constructor. Override
 333     // these functions to provide a different method of creation.
 334     virtual wxDocument *DoCreateDocument();
 335     virtual wxView *DoCreateView();
 336
 337 private:
 338     DECLARE_CLASS(wxDocTemplate)
 339     DECLARE_NO_COPY_CLASS(wxDocTemplate)
 340 };
 341
 342 // One object of this class may be created in an application, to manage all
 343 // the templates and documents.
 344 class WXDLLIMPEXP_CORE wxDocManager: public wxEvtHandler
 345 {
 346 public:
 347     // NB: flags are unused, don't pass wxDOC_XXX to this ctor
 348     wxDocManager(long flags = 0, bool initialize = true);
 349     virtual ~wxDocManager();
 350
 351     virtual bool Initialize();
 352
 353     // Handlers for common user commands
 354     void OnFileClose(wxCommandEvent& event);
 355     void OnFileCloseAll(wxCommandEvent& event);
 356     void OnFileNew(wxCommandEvent& event);
 357     void OnFileOpen(wxCommandEvent& event);
 358     void OnFileRevert(wxCommandEvent& event);
 359     void OnFileSave(wxCommandEvent& event);
 360     void OnFileSaveAs(wxCommandEvent& event);
 361     void OnPrint(wxCommandEvent& event);
 362     void OnPreview(wxCommandEvent& event);
 363     void OnUndo(wxCommandEvent& event);
 364     void OnRedo(wxCommandEvent& event);
 365
 366     // Handlers for UI update commands
 367     void OnUpdateFileOpen(wxUpdateUIEvent& event);
 368     void OnUpdateDisableIfNoDoc(wxUpdateUIEvent& event);
 369     void OnUpdateFileNew(wxUpdateUIEvent& event);
 370     void OnUpdateFileSave(wxUpdateUIEvent& event);
 371     void OnUpdateUndo(wxUpdateUIEvent& event);
 372     void OnUpdateRedo(wxUpdateUIEvent& event);
 373
 374     // called when file format detection didn't work, can be overridden to do
 375     // something in this case
 376     virtual void OnOpenFileFailure() { }
 377
 378     virtual wxDocument *CreateDocument(const wxString& path, long flags = 0);
 379
 380     // wrapper around CreateDocument() with a more clear name
 381     wxDocument *CreateNewDocument()
 382         { return CreateDocument(wxString(), wxDOC_NEW); }
 383
 384     virtual wxView *CreateView(wxDocument *doc, long flags = 0);
 385     virtual void DeleteTemplate(wxDocTemplate *temp, long flags = 0);
 386     virtual bool FlushDoc(wxDocument *doc);
 387     virtual wxDocTemplate *MatchTemplate(const wxString& path);
 388     virtual wxDocTemplate *SelectDocumentPath(wxDocTemplate **templates,
 389             int noTemplates, wxString& path, long flags, bool save = false);
 390     virtual wxDocTemplate *SelectDocumentType(wxDocTemplate **templates,
 391             int noTemplates, bool sort = false);
 392     virtual wxDocTemplate *SelectViewType(wxDocTemplate **templates,
 393             int noTemplates, bool sort = false);
 394     virtual wxDocTemplate *FindTemplateForPath(const wxString& path);
 395
 396     void AssociateTemplate(wxDocTemplate *temp);
 397     void DisassociateTemplate(wxDocTemplate *temp);
 398
 399     wxDocument *GetCurrentDocument() const;
 400
 401     void SetMaxDocsOpen(int n) { m_maxDocsOpen = n; }
 402     int GetMaxDocsOpen() const { return m_maxDocsOpen; }
 403
 404     // Add and remove a document from the manager's list
 405     void AddDocument(wxDocument *doc);
 406     void RemoveDocument(wxDocument *doc);
 407
 408     // closes all currently open documents
 409     bool CloseDocuments(bool force = true);
 410
 411     // closes the specified document
 412     bool CloseDocument(wxDocument* doc, bool force = false);
 413
 414     // Clear remaining documents and templates
 415     bool Clear(bool force = true);
 416
 417     // Views or windows should inform the document manager
 418     // when a view is going in or out of focus
 419     virtual void ActivateView(wxView *view, bool activate = true);
 420     virtual wxView *GetCurrentView() const { return m_currentView; }
 421
 422     wxList& GetDocuments() { return m_docs; }
 423     wxList& GetTemplates() { return m_templates; }
 424
 425     // Return the default name for a new document (by default returns strings
 426     // in the form "unnamed <counter>" but can be overridden)
 427     virtual wxString MakeNewDocumentName();
 428
 429     // Make a frame title (override this to do something different)
 430     virtual wxString MakeFrameTitle(wxDocument* doc);
 431
 432     virtual wxFileHistory *OnCreateFileHistory();
 433     virtual wxFileHistory *GetFileHistory() const { return m_fileHistory; }
 434
 435     // File history management
 436     virtual void AddFileToHistory(const wxString& file);
 437     virtual void RemoveFileFromHistory(size_t i);
 438     virtual size_t GetHistoryFilesCount() const;
 439     virtual wxString GetHistoryFile(size_t i) const;
 440     virtual void FileHistoryUseMenu(wxMenu *menu);
 441     virtual void FileHistoryRemoveMenu(wxMenu *menu);
 442 #if wxUSE_CONFIG
 443     virtual void FileHistoryLoad(const wxConfigBase& config);
 444     virtual void FileHistorySave(wxConfigBase& config);
 445 #endif // wxUSE_CONFIG
 446
 447     virtual void FileHistoryAddFilesToMenu();
 448     virtual void FileHistoryAddFilesToMenu(wxMenu* menu);
 449
 450     wxString GetLastDirectory() const;
 451     void SetLastDirectory(const wxString& dir) { m_lastDirectory = dir; }
 452
 453     // Get the current document manager
 454     static wxDocManager* GetDocumentManager() { return sm_docManager; }
 455
 456 #if WXWIN_COMPATIBILITY_2_8
 457     // deprecated, override GetDefaultName() instead
 458     wxDEPRECATED_BUT_USED_INTERNALLY(
 459         virtual bool MakeDefaultName(wxString& buf)
 460     );
 461 #endif
 462
 463 #if WXWIN_COMPATIBILITY_2_6
 464     // deprecated, use GetHistoryFilesCount() instead
 465     wxDEPRECATED( size_t GetNoHistoryFiles() const );
 466 #endif // WXWIN_COMPATIBILITY_2_6
 467
 468 protected:
 469     // hook the currently active view into event handlers chain here
 470     virtual bool TryValidator(wxEvent& event);
 471
 472     // return the command processor for the current document, if any
 473     wxCommandProcessor *GetCurrentCommandProcessor() const;
 474
 475     // this method tries to find an active view harder than GetCurrentView():
 476     // if the latter is NULL, it also checks if we don't have just a single
 477     // view and returns it then
 478     wxView *GetActiveView() const;
 479
 480
 481     int               m_defaultDocumentNameCounter;
 482     int               m_maxDocsOpen;
 483     wxList            m_docs;
 484     wxList            m_templates;
 485     wxView*           m_currentView;
 486     wxFileHistory*    m_fileHistory;
 487     wxString          m_lastDirectory;
 488     static wxDocManager* sm_docManager;
 489
 490     DECLARE_EVENT_TABLE()
 491     DECLARE_DYNAMIC_CLASS(wxDocManager)
 492     DECLARE_NO_COPY_CLASS(wxDocManager)
 493 };
 494
 495 #if WXWIN_COMPATIBILITY_2_6
 496 inline size_t wxDocManager::GetNoHistoryFiles() const
 497 {
 498     return GetHistoryFilesCount();
 499 }
 500 #endif // WXWIN_COMPATIBILITY_2_6
 501
 502 // ----------------------------------------------------------------------------
 503 // A default child frame
 504 // ----------------------------------------------------------------------------
 505
 506 class WXDLLIMPEXP_CORE wxDocChildFrame : public wxFrame
 507 {
 508 public:
 509     wxDocChildFrame(wxDocument *doc,
 510                     wxView *view,
 511                     wxFrame *frame,
 512                     wxWindowID id,
 513                     const wxString& title,
 514                     const wxPoint& pos = wxDefaultPosition,
 515                     const wxSize& size = wxDefaultSize,
 516                     long type = wxDEFAULT_FRAME_STYLE,
 517                     const wxString& name = wxFrameNameStr);
 518     virtual ~wxDocChildFrame(){}
 519
 520     void OnActivate(wxActivateEvent& event);
 521     void OnCloseWindow(wxCloseEvent& event);
 522
 523     wxDocument *GetDocument() const { return m_childDocument; }
 524     wxView *GetView() const { return m_childView; }
 525     void SetDocument(wxDocument *doc) { m_childDocument = doc; }
 526     void SetView(wxView *view) { m_childView = view; }
 527     bool Destroy() { m_childView = NULL; return wxFrame::Destroy(); }
 528
 529 protected:
 530     // hook the child view into event handlers chain here
 531     virtual bool TryValidator(wxEvent& event);
 532
 533     wxDocument*       m_childDocument;
 534     wxView*           m_childView;
 535
 536 private:
 537     DECLARE_CLASS(wxDocChildFrame)
 538     DECLARE_EVENT_TABLE()
 539     DECLARE_NO_COPY_CLASS(wxDocChildFrame)
 540 };
 541
 542 // ----------------------------------------------------------------------------
 543 // A default parent frame
 544 // ----------------------------------------------------------------------------
 545
 546 class WXDLLIMPEXP_CORE wxDocParentFrame : public wxFrame
 547 {
 548 public:
 549     wxDocParentFrame();
 550     wxDocParentFrame(wxDocManager *manager,
 551                      wxFrame *frame,
 552                      wxWindowID id,
 553                      const wxString& title,
 554                      const wxPoint& pos = wxDefaultPosition,
 555                      const wxSize& size = wxDefaultSize,
 556                      long style = wxDEFAULT_FRAME_STYLE,
 557                      const wxString& name = wxFrameNameStr);
 558
 559     bool Create(wxDocManager *manager,
 560                 wxFrame *frame,
 561                 wxWindowID id,
 562                 const wxString& title,
 563                 const wxPoint& pos = wxDefaultPosition,
 564                 const wxSize& size = wxDefaultSize,
 565                 long style = wxDEFAULT_FRAME_STYLE,
 566                 const wxString& name = wxFrameNameStr);
 567
 568     wxDocManager *GetDocumentManager() const { return m_docManager; }
 569
 570     void OnExit(wxCommandEvent& event);
 571     void OnMRUFile(wxCommandEvent& event);
 572     void OnCloseWindow(wxCloseEvent& event);
 573
 574 protected:
 575     // hook the document manager into event handling chain here
 576     virtual bool TryValidator(wxEvent& event);
 577
 578     wxDocManager *m_docManager;
 579
 580 private:
 581     typedef wxFrame base_type;
 582     DECLARE_CLASS(wxDocParentFrame)
 583     DECLARE_EVENT_TABLE()
 584     DECLARE_NO_COPY_CLASS(wxDocParentFrame)
 585 };
 586
 587 // ----------------------------------------------------------------------------
 588 // Provide simple default printing facilities
 589 // ----------------------------------------------------------------------------
 590
 591 #if wxUSE_PRINTING_ARCHITECTURE
 592 class WXDLLIMPEXP_CORE wxDocPrintout : public wxPrintout
 593 {
 594 public:
 595     wxDocPrintout(wxView *view = NULL, const wxString& title = wxT("Printout"));
 596
 597     // implement wxPrintout methods
 598     virtual bool OnPrintPage(int page);
 599     virtual bool HasPage(int page);
 600     virtual bool OnBeginDocument(int startPage, int endPage);
 601     virtual void GetPageInfo(int *minPage, int *maxPage,
 602                              int *selPageFrom, int *selPageTo);
 603
 604     virtual wxView *GetView() { return m_printoutView; }
 605
 606 protected:
 607     wxView*       m_printoutView;
 608
 609 private:
 610     DECLARE_DYNAMIC_CLASS(wxDocPrintout)
 611     DECLARE_NO_COPY_CLASS(wxDocPrintout)
 612 };
 613 #endif // wxUSE_PRINTING_ARCHITECTURE
 614
 615 // ----------------------------------------------------------------------------
 616 // File history management
 617 // ----------------------------------------------------------------------------
 618
 619 class WXDLLIMPEXP_CORE wxFileHistory : public wxObject
 620 {
 621 public:
 622     wxFileHistory(size_t maxFiles = 9, wxWindowID idBase = wxID_FILE1);
 623
 624     // Operations
 625     virtual void AddFileToHistory(const wxString& file);
 626     virtual void RemoveFileFromHistory(size_t i);
 627     virtual int GetMaxFiles() const { return (int)m_fileMaxFiles; }
 628     virtual void UseMenu(wxMenu *menu);
 629
 630     // Remove menu from the list (MDI child may be closing)
 631     virtual void RemoveMenu(wxMenu *menu);
 632
 633 #if wxUSE_CONFIG
 634     virtual void Load(const wxConfigBase& config);
 635     virtual void Save(wxConfigBase& config);
 636 #endif // wxUSE_CONFIG
 637
 638     virtual void AddFilesToMenu();
 639     virtual void AddFilesToMenu(wxMenu* menu); // Single menu
 640
 641     // Accessors
 642     virtual wxString GetHistoryFile(size_t i) const { return m_fileHistory[i]; }
 643     virtual size_t GetCount() const { return m_fileHistory.GetCount(); }
 644
 645     const wxList& GetMenus() const { return m_fileMenus; }
 646
 647     // Set/get base id
 648     void SetBaseId(wxWindowID baseId) { m_idBase = baseId; }
 649     wxWindowID GetBaseId() const { return m_idBase; }
 650
 651 #if WXWIN_COMPATIBILITY_2_6
 652     // deprecated, use GetCount() instead
 653     wxDEPRECATED( size_t GetNoHistoryFiles() const );
 654 #endif // WXWIN_COMPATIBILITY_2_6
 655
 656 protected:
 657     // Last n files
 658     wxArrayString     m_fileHistory;
 659
 660     // Menus to maintain (may need several for an MDI app)
 661     wxList            m_fileMenus;
 662
 663     // Max files to maintain
 664     size_t            m_fileMaxFiles;
 665
 666 private:
 667     // The ID of the first history menu item (Doesn't have to be wxID_FILE1)
 668     wxWindowID m_idBase;
 669
 670     DECLARE_DYNAMIC_CLASS(wxFileHistory)
 671     DECLARE_NO_COPY_CLASS(wxFileHistory)
 672 };
 673
 674 #if WXWIN_COMPATIBILITY_2_6
 675 inline size_t wxFileHistory::GetNoHistoryFiles() const
 676 {
 677     return m_fileHistory.GetCount();
 678 }
 679 #endif // WXWIN_COMPATIBILITY_2_6
 680
 681 // For compatibility with existing file formats:
 682 // converts from/to a stream to/from a temporary file.
 683 #if wxUSE_STD_IOSTREAM
 684 bool WXDLLIMPEXP_CORE
 685 wxTransferFileToStream(const wxString& filename, wxSTD ostream& stream);
 686 bool WXDLLIMPEXP_CORE
 687 wxTransferStreamToFile(wxSTD istream& stream, const wxString& filename);
 688 #else
 689 bool WXDLLIMPEXP_CORE
 690 wxTransferFileToStream(const wxString& filename, wxOutputStream& stream);
 691 bool WXDLLIMPEXP_CORE
 692 wxTransferStreamToFile(wxInputStream& stream, const wxString& filename);
 693 #endif // wxUSE_STD_IOSTREAM
 694
 695
 696 // these flags are not used anywhere by wxWidgets and kept only for an unlikely
 697 // case of existing user code using them for its own purposes
 698 #ifdef WXWIN_COMPATIBILITY_2_8
 699 enum
 700 {
 701     wxDOC_SDI = 1,
 702     wxDOC_MDI,
 703     wxDEFAULT_DOCMAN_FLAGS = wxDOC_SDI
 704 };
 705 #endif // WXWIN_COMPATIBILITY_2_8
 706
 707 #endif // wxUSE_DOC_VIEW_ARCHITECTURE
 708
 709 #endif // _WX_DOCH__