X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/22f3361e1cf25c52a2da8fdfc5cb081809e18fb9..86ac84b8ce086e6bbda58f422d41f84268606e35:/include/wx/docview.h?ds=inline diff --git a/include/wx/docview.h b/include/wx/docview.h index fab912f35f..b8bb1f31c9 100644 --- a/include/wx/docview.h +++ b/include/wx/docview.h @@ -1,24 +1,22 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: docview.h +// Name: wx/docview.h // Purpose: Doc/View classes // Author: Julian Smart // Modified by: // Created: 01/02/97 // RCS-ID: $Id$ -// Copyright: (c) +// Copyright: (c) Julian Smart // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifndef _WX_DOCH__ #define _WX_DOCH__ -#if defined(__GNUG__) && !defined(__APPLE__) - #pragma interface "docview.h" -#endif - #include "wx/defs.h" + +#if wxUSE_DOC_VIEW_ARCHITECTURE + #include "wx/list.h" -#include "wx/cmndata.h" #include "wx/string.h" #include "wx/frame.h" @@ -26,60 +24,66 @@ #include "wx/print.h" #endif -class WXDLLEXPORT wxWindow; -class WXDLLEXPORT wxDocument; -class WXDLLEXPORT wxView; -class WXDLLEXPORT wxDocTemplate; -class WXDLLEXPORT wxDocManager; -class WXDLLEXPORT wxPrintInfo; -class WXDLLEXPORT wxCommandProcessor; -class WXDLLEXPORT wxFileHistory; -class WXDLLEXPORT wxConfigBase; +class WXDLLIMPEXP_FWD_CORE wxWindow; +class WXDLLIMPEXP_FWD_CORE wxDocument; +class WXDLLIMPEXP_FWD_CORE wxView; +class WXDLLIMPEXP_FWD_CORE wxDocTemplate; +class WXDLLIMPEXP_FWD_CORE wxDocManager; +class WXDLLIMPEXP_FWD_CORE wxPrintInfo; +class WXDLLIMPEXP_FWD_CORE wxCommandProcessor; +class WXDLLIMPEXP_FWD_CORE wxFileHistory; +class WXDLLIMPEXP_FWD_BASE wxConfigBase; + +class wxDocChildFrameAnyBase; #if wxUSE_STD_IOSTREAM - #include "wx/ioswrap.h" + #include "wx/iosfwrap.h" #else #include "wx/stream.h" #endif -// Document manager flags +// Flags for wxDocManager (can be combined). enum { - wxDOC_SDI = 1, - wxDOC_MDI, - wxDOC_NEW, - wxDOC_SILENT, - wxDEFAULT_DOCMAN_FLAGS = wxDOC_SDI + wxDOC_NEW = 1, + wxDOC_SILENT = 2 }; // Document template flags enum { wxTEMPLATE_VISIBLE = 1, - wxTEMPLATE_INVISIBLE, + wxTEMPLATE_INVISIBLE = 2, wxDEFAULT_TEMPLATE_FLAGS = wxTEMPLATE_VISIBLE }; #define wxMAX_FILE_HISTORY 9 -class WXDLLEXPORT wxDocument : public wxEvtHandler +class WXDLLIMPEXP_CORE wxDocument : public wxEvtHandler { public: - wxDocument(wxDocument *parent = (wxDocument *) NULL); - ~wxDocument(); + wxDocument(wxDocument *parent = NULL); + virtual ~wxDocument(); // accessors - void SetFilename(const wxString& filename, bool notifyViews = FALSE); + void SetFilename(const wxString& filename, bool notifyViews = false); wxString GetFilename() const { return m_documentFile; } - void SetTitle(const wxString& title) { m_documentTitle = title; }; + void SetTitle(const wxString& title) { m_documentTitle = title; } wxString GetTitle() const { return m_documentTitle; } - void SetDocumentName(const wxString& name) { m_documentTypeName = name; }; + void SetDocumentName(const wxString& name) { m_documentTypeName = name; } wxString GetDocumentName() const { return m_documentTypeName; } + // access the flag indicating whether this document had been already saved, + // SetDocumentSaved() is only used internally, don't call it bool GetDocumentSaved() const { return m_savedYet; } - void SetDocumentSaved(bool saved = TRUE) { m_savedYet = saved; } + void SetDocumentSaved(bool saved = true) { m_savedYet = saved; } + + // return true if the document hasn't been modified since the last time it + // was saved (implying that it returns false if it was never saved, even if + // the document is not modified) + bool AlreadySaved() const { return !IsModified() && GetDocumentSaved(); } virtual bool Close(); virtual bool Save(); @@ -94,17 +98,21 @@ public: virtual wxInputStream& LoadObject(wxInputStream& stream); #endif - // Called by wxWindows + // Called by wxWidgets virtual bool OnSaveDocument(const wxString& filename); virtual bool OnOpenDocument(const wxString& filename); virtual bool OnNewDocument(); virtual bool OnCloseDocument(); - // Prompts for saving if about to close a modified document. Returns TRUE + // Prompts for saving if about to close a modified document. Returns true // if ok to close the document (may have saved in the meantime, or set - // modified to FALSE) + // modified to false) virtual bool OnSaveModified(); + // if you override, remember to call the default + // implementation (wxDocument::OnChangeFilename) + virtual void OnChangeFilename(bool notifyViews); + // Called by framework if created automatically by the default document // manager: gives document a chance to initialise and (usually) create a // view @@ -112,8 +120,10 @@ public: // By default, creates a base wxCommandProcessor. virtual wxCommandProcessor *OnCreateCommandProcessor(); - virtual wxCommandProcessor *GetCommandProcessor() const { return m_commandProcessor; } - virtual void SetCommandProcessor(wxCommandProcessor *proc) { m_commandProcessor = proc; } + virtual wxCommandProcessor *GetCommandProcessor() const + { return m_commandProcessor; } + virtual void SetCommandProcessor(wxCommandProcessor *proc) + { m_commandProcessor = proc; } // Called after a view is added or removed. The default implementation // deletes the document if this is there are no more views. @@ -127,10 +137,11 @@ public: virtual bool AddView(wxView *view); virtual bool RemoveView(wxView *view); - wxList& GetViews() const { return (wxList&) m_documentViews; } + wxList& GetViews() { return m_documentViews; } + const wxList& GetViews() const { return m_documentViews; } wxView *GetFirstView() const; - virtual void UpdateAllViews(wxView *sender = (wxView *) NULL, wxObject *hint = (wxObject *) NULL); + virtual void UpdateAllViews(wxView *sender = NULL, wxObject *hint = NULL); virtual void NotifyClosing(); // Remove all views (because we're closing the document) @@ -138,11 +149,22 @@ public: // Other stuff virtual wxDocManager *GetDocumentManager() const; - virtual wxDocTemplate *GetDocumentTemplate() const { return m_documentTemplate; } - virtual void SetDocumentTemplate(wxDocTemplate *temp) { m_documentTemplate = temp; } - - // Get title, or filename if no title, else [unnamed] - virtual bool GetPrintableName(wxString& buf) const; + virtual wxDocTemplate *GetDocumentTemplate() const + { return m_documentTemplate; } + virtual void SetDocumentTemplate(wxDocTemplate *temp) + { m_documentTemplate = temp; } + + // Get the document name to be shown to the user: the title if there is + // any, otherwise the filename if the document was saved and, finally, + // "unnamed" otherwise + virtual wxString GetUserReadableName() const; + +#if WXWIN_COMPATIBILITY_2_8 + // use GetUserReadableName() instead + wxDEPRECATED_BUT_USED_INTERNALLY( + virtual bool GetPrintableName(wxString& buf) const + ); +#endif // WXWIN_COMPATIBILITY_2_8 // Returns a window that can be used as a parent for document-related // dialogs. Override if necessary. @@ -158,55 +180,58 @@ protected: wxDocument* m_documentParent; wxCommandProcessor* m_commandProcessor; bool m_savedYet; - + + // Called by OnSaveDocument and OnOpenDocument to implement standard + // Save/Load behavior. Re-implement in derived class for custom + // behavior. + virtual bool DoSaveDocument(const wxString& file); + virtual bool DoOpenDocument(const wxString& file); + + // the default implementation of GetUserReadableName() + wxString DoGetUserReadableName() const; + private: DECLARE_ABSTRACT_CLASS(wxDocument) - DECLARE_NO_COPY_CLASS(wxDocument) + wxDECLARE_NO_COPY_CLASS(wxDocument); }; -class WXDLLEXPORT wxView: public wxEvtHandler +class WXDLLIMPEXP_CORE wxView: public wxEvtHandler { public: - // wxView(wxDocument *doc = (wxDocument *) NULL); wxView(); - ~wxView(); + virtual ~wxView(); wxDocument *GetDocument() const { return m_viewDocument; } virtual void SetDocument(wxDocument *doc); wxString GetViewName() const { return m_viewTypeName; } - void SetViewName(const wxString& name) { m_viewTypeName = name; }; + void SetViewName(const wxString& name) { m_viewTypeName = name; } wxWindow *GetFrame() const { return m_viewFrame ; } void SetFrame(wxWindow *frame) { m_viewFrame = frame; } - virtual void OnActivateView(bool activate, wxView *activeView, wxView *deactiveView); + virtual void OnActivateView(bool activate, + wxView *activeView, + wxView *deactiveView); virtual void OnDraw(wxDC *dc) = 0; virtual void OnPrint(wxDC *dc, wxObject *info); - virtual void OnUpdate(wxView *sender, wxObject *hint = (wxObject *) NULL); - virtual void OnClosingDocument() {}; + virtual void OnUpdate(wxView *sender, wxObject *hint = NULL); + virtual void OnClosingDocument() {} virtual void OnChangeFilename(); // Called by framework if created automatically by the default document // manager class: gives view a chance to initialise - virtual bool OnCreate(wxDocument *WXUNUSED(doc), long WXUNUSED(flags)) { return TRUE; }; + virtual bool OnCreate(wxDocument *WXUNUSED(doc), long WXUNUSED(flags)) + { return true; } // Checks if the view is the last one for the document; if so, asks user // to confirm save data (if modified). If ok, deletes itself and returns - // TRUE. - virtual bool Close(bool deleteWindow = TRUE); + // true. + virtual bool Close(bool deleteWindow = true); // Override to do cleanup/veto close virtual bool OnClose(bool deleteWindow); -#if WXWIN_COMPATIBILITY - // Defeat compiler warning - bool OnClose() { return wxEvtHandler::OnClose(); } -#endif - - // Extend event processing to search the document's event table - virtual bool ProcessEvent(wxEvent& event); - // A view's window can call this to notify the view it is (in)active. // The function then notifies the document manager. virtual void Activate(bool activate); @@ -218,21 +243,33 @@ public: virtual wxPrintout *OnCreatePrintout(); #endif + // implementation only + // ------------------- + + // set the associated frame, it is used to reset its view when we're + // destroyed + void SetDocChildFrame(wxDocChildFrameAnyBase *docChildFrame); + protected: + // hook the document into event handlers chain here + virtual bool TryBefore(wxEvent& event); + wxDocument* m_viewDocument; wxString m_viewTypeName; wxWindow* m_viewFrame; + wxDocChildFrameAnyBase *m_docChildFrame; + private: DECLARE_ABSTRACT_CLASS(wxView) - DECLARE_NO_COPY_CLASS(wxView) + wxDECLARE_NO_COPY_CLASS(wxView); }; // Represents user interface (and other) properties of documents and views -class WXDLLEXPORT wxDocTemplate: public wxObject +class WXDLLIMPEXP_CORE wxDocTemplate: public wxObject { -friend class WXDLLEXPORT wxDocManager; +friend class WXDLLIMPEXP_FWD_CORE wxDocManager; public: // Associate document and view types. They're for identifying what view is @@ -244,11 +281,11 @@ public: const wxString& ext, const wxString& docTypeName, const wxString& viewTypeName, - wxClassInfo *docClassInfo = (wxClassInfo *) NULL, - wxClassInfo *viewClassInfo = (wxClassInfo *)NULL, + wxClassInfo *docClassInfo = NULL, + wxClassInfo *viewClassInfo = NULL, long flags = wxDEFAULT_TEMPLATE_FLAGS); - ~wxDocTemplate(); + virtual ~wxDocTemplate(); // By default, these two member functions dynamically creates document and // view using dynamic instance construction. Override these if you need a @@ -256,23 +293,33 @@ public: virtual wxDocument *CreateDocument(const wxString& path, long flags = 0); virtual wxView *CreateView(wxDocument *doc, long flags = 0); - wxString GetDefaultExtension() const { return m_defaultExt; }; + // Helper method for CreateDocument; also allows you to do your own document + // creation + virtual bool InitDocument(wxDocument* doc, + const wxString& path, + long flags = 0); + + wxString GetDefaultExtension() const { return m_defaultExt; } wxString GetDescription() const { return m_description; } - wxString GetDirectory() const { return m_directory; }; + wxString GetDirectory() const { return m_directory; } wxDocManager *GetDocumentManager() const { return m_documentManager; } - void SetDocumentManager(wxDocManager *manager) { m_documentManager = manager; } - wxString GetFileFilter() const { return m_fileFilter; }; - long GetFlags() const { return m_flags; }; + void SetDocumentManager(wxDocManager *manager) + { m_documentManager = manager; } + wxString GetFileFilter() const { return m_fileFilter; } + long GetFlags() const { return m_flags; } virtual wxString GetViewName() const { return m_viewTypeName; } virtual wxString GetDocumentName() const { return m_docTypeName; } - void SetFileFilter(const wxString& filter) { m_fileFilter = filter; }; - void SetDirectory(const wxString& dir) { m_directory = dir; }; - void SetDescription(const wxString& descr) { m_description = descr; }; - void SetDefaultExtension(const wxString& ext) { m_defaultExt = ext; }; - void SetFlags(long flags) { m_flags = flags; }; + void SetFileFilter(const wxString& filter) { m_fileFilter = filter; } + void SetDirectory(const wxString& dir) { m_directory = dir; } + void SetDescription(const wxString& descr) { m_description = descr; } + void SetDefaultExtension(const wxString& ext) { m_defaultExt = ext; } + void SetFlags(long flags) { m_flags = flags; } - bool IsVisible() const { return ((m_flags & wxTEMPLATE_VISIBLE) == wxTEMPLATE_VISIBLE); } + bool IsVisible() const { return (m_flags & wxTEMPLATE_VISIBLE) != 0; } + + wxClassInfo* GetDocClassInfo() const { return m_docClassInfo; } + wxClassInfo* GetViewClassInfo() const { return m_viewClassInfo; } virtual bool FileMatchesTemplate(const wxString& path); @@ -289,21 +336,28 @@ protected: // For dynamic creation of appropriate instances. wxClassInfo* m_docClassInfo; wxClassInfo* m_viewClassInfo; - + + // Called by CreateDocument and CreateView to create the actual + // document/view object. + // + // By default uses the ClassInfo provided to the constructor. Override + // these functions to provide a different method of creation. + virtual wxDocument *DoCreateDocument(); + virtual wxView *DoCreateView(); + private: DECLARE_CLASS(wxDocTemplate) - DECLARE_NO_COPY_CLASS(wxDocTemplate) + wxDECLARE_NO_COPY_CLASS(wxDocTemplate); }; // One object of this class may be created in an application, to manage all // the templates and documents. -class WXDLLEXPORT wxDocManager: public wxEvtHandler +class WXDLLIMPEXP_CORE wxDocManager: public wxEvtHandler { - DECLARE_DYNAMIC_CLASS(wxDocManager) - public: - wxDocManager(long flags = wxDEFAULT_DOCMAN_FLAGS, bool initialize = TRUE); - ~wxDocManager(); + // NB: flags are unused, don't pass wxDOC_XXX to this ctor + wxDocManager(long flags = 0, bool initialize = true); + virtual ~wxDocManager(); virtual bool Initialize(); @@ -316,43 +370,38 @@ public: void OnFileSave(wxCommandEvent& event); void OnFileSaveAs(wxCommandEvent& event); void OnPrint(wxCommandEvent& event); - void OnPrintSetup(wxCommandEvent& event); void OnPreview(wxCommandEvent& event); void OnUndo(wxCommandEvent& event); void OnRedo(wxCommandEvent& event); // Handlers for UI update commands void OnUpdateFileOpen(wxUpdateUIEvent& event); - void OnUpdateFileClose(wxUpdateUIEvent& event); - void OnUpdateFileRevert(wxUpdateUIEvent& event); + void OnUpdateDisableIfNoDoc(wxUpdateUIEvent& event); void OnUpdateFileNew(wxUpdateUIEvent& event); void OnUpdateFileSave(wxUpdateUIEvent& event); - void OnUpdateFileSaveAs(wxUpdateUIEvent& event); void OnUpdateUndo(wxUpdateUIEvent& event); void OnUpdateRedo(wxUpdateUIEvent& event); - void OnUpdatePrint(wxUpdateUIEvent& event); - void OnUpdatePrintSetup(wxUpdateUIEvent& event); - void OnUpdatePreview(wxUpdateUIEvent& event); - - // Extend event processing to search the view's event table - virtual bool ProcessEvent(wxEvent& event); - // called when file format detection didn't work, can be overridden to do // something in this case virtual void OnOpenFileFailure() { } virtual wxDocument *CreateDocument(const wxString& path, long flags = 0); + + // wrapper around CreateDocument() with a more clear name + wxDocument *CreateNewDocument() + { return CreateDocument(wxString(), wxDOC_NEW); } + virtual wxView *CreateView(wxDocument *doc, long flags = 0); virtual void DeleteTemplate(wxDocTemplate *temp, long flags = 0); virtual bool FlushDoc(wxDocument *doc); virtual wxDocTemplate *MatchTemplate(const wxString& path); virtual wxDocTemplate *SelectDocumentPath(wxDocTemplate **templates, - int noTemplates, wxString& path, long flags, bool save = FALSE); + int noTemplates, wxString& path, long flags, bool save = false); virtual wxDocTemplate *SelectDocumentType(wxDocTemplate **templates, - int noTemplates, bool sort = FALSE); + int noTemplates, bool sort = false); virtual wxDocTemplate *SelectViewType(wxDocTemplate **templates, - int noTemplates, bool sort = FALSE); + int noTemplates, bool sort = false); virtual wxDocTemplate *FindTemplateForPath(const wxString& path); void AssociateTemplate(wxDocTemplate *temp); @@ -368,21 +417,25 @@ public: void RemoveDocument(wxDocument *doc); // closes all currently open documents - bool CloseDocuments(bool force = TRUE); + bool CloseDocuments(bool force = true); + + // closes the specified document + bool CloseDocument(wxDocument* doc, bool force = false); // Clear remaining documents and templates - bool Clear(bool force = TRUE); + bool Clear(bool force = true); // Views or windows should inform the document manager // when a view is going in or out of focus - virtual void ActivateView(wxView *view, bool activate = TRUE, bool deleting = FALSE); - virtual wxView *GetCurrentView() const; + virtual void ActivateView(wxView *view, bool activate = true); + virtual wxView *GetCurrentView() const { return m_currentView; } wxList& GetDocuments() { return m_docs; } wxList& GetTemplates() { return m_templates; } - // Make a default document name - virtual bool MakeDefaultName(wxString& buf); + // Return the default name for a new document (by default returns strings + // in the form "unnamed " but can be overridden) + virtual wxString MakeNewDocumentName(); // Make a frame title (override this to do something different) virtual wxString MakeFrameTitle(wxDocument* doc); @@ -392,27 +445,50 @@ public: // File history management virtual void AddFileToHistory(const wxString& file); - virtual void RemoveFileFromHistory(int i); - virtual int GetNoHistoryFiles() const; - virtual wxString GetHistoryFile(int i) const; + virtual void RemoveFileFromHistory(size_t i); + virtual size_t GetHistoryFilesCount() const; + virtual wxString GetHistoryFile(size_t i) const; virtual void FileHistoryUseMenu(wxMenu *menu); virtual void FileHistoryRemoveMenu(wxMenu *menu); #if wxUSE_CONFIG - virtual void FileHistoryLoad(wxConfigBase& config); + virtual void FileHistoryLoad(const wxConfigBase& config); virtual void FileHistorySave(wxConfigBase& config); #endif // wxUSE_CONFIG virtual void FileHistoryAddFilesToMenu(); virtual void FileHistoryAddFilesToMenu(wxMenu* menu); - inline wxString GetLastDirectory() const { return m_lastDirectory; } - inline void SetLastDirectory(const wxString& dir) { m_lastDirectory = dir; } + wxString GetLastDirectory() const; + void SetLastDirectory(const wxString& dir) { m_lastDirectory = dir; } // Get the current document manager static wxDocManager* GetDocumentManager() { return sm_docManager; } +#if WXWIN_COMPATIBILITY_2_8 + // deprecated, override GetDefaultName() instead + wxDEPRECATED_BUT_USED_INTERNALLY( + virtual bool MakeDefaultName(wxString& buf) + ); +#endif + +#if WXWIN_COMPATIBILITY_2_6 + // deprecated, use GetHistoryFilesCount() instead + wxDEPRECATED( size_t GetNoHistoryFiles() const ); +#endif // WXWIN_COMPATIBILITY_2_6 + protected: - long m_flags; + // hook the currently active view into event handlers chain here + virtual bool TryBefore(wxEvent& event); + + // return the command processor for the current document, if any + wxCommandProcessor *GetCurrentCommandProcessor() const; + + // this method tries to find an active view harder than GetCurrentView(): + // if the latter is NULL, it also checks if we don't have just a single + // view and returns it then + wxView *GetActiveView() const; + + int m_defaultDocumentNameCounter; int m_maxDocsOpen; wxList m_docs; @@ -423,67 +499,280 @@ protected: static wxDocManager* sm_docManager; DECLARE_EVENT_TABLE() - DECLARE_NO_COPY_CLASS(wxDocManager) + DECLARE_DYNAMIC_CLASS(wxDocManager) + wxDECLARE_NO_COPY_CLASS(wxDocManager); }; +#if WXWIN_COMPATIBILITY_2_6 +inline size_t wxDocManager::GetNoHistoryFiles() const +{ + return GetHistoryFilesCount(); +} +#endif // WXWIN_COMPATIBILITY_2_6 + // ---------------------------------------------------------------------------- -// A default child frame +// Base class for child frames -- this is what wxView renders itself into +// +// Notice that this is a mix-in class so it doesn't derive from wxWindow, only +// wxDocChildFrameAny does // ---------------------------------------------------------------------------- -class WXDLLEXPORT wxDocChildFrame : public wxFrame +class WXDLLIMPEXP_CORE wxDocChildFrameAnyBase { public: - wxDocChildFrame(wxDocument *doc, - wxView *view, - wxFrame *frame, - wxWindowID id, - const wxString& title, - const wxPoint& pos = wxDefaultPosition, - const wxSize& size = wxDefaultSize, - long type = wxDEFAULT_FRAME_STYLE, - const wxString& name = wxT("frame")); - ~wxDocChildFrame(); - - // Extend event processing to search the view's event table - virtual bool ProcessEvent(wxEvent& event); - - void OnActivate(wxActivateEvent& event); - void OnCloseWindow(wxCloseEvent& event); + // default ctor, use Create() after it + wxDocChildFrameAnyBase() + { + m_childDocument = NULL; + m_childView = NULL; + m_win = NULL; + } + + // full ctor equivalent to using the default one and Create(0 + wxDocChildFrameAnyBase(wxDocument *doc, wxView *view, wxWindow *win) + { + Create(doc, view, win); + } + + // method which must be called for an object created using the default ctor + // + // note that it returns bool just for consistency with Create() methods in + // other classes, we never return false from here + bool Create(wxDocument *doc, wxView *view, wxWindow *win) + { + m_childDocument = doc; + m_childView = view; + m_win = win; + + if ( view ) + view->SetDocChildFrame(this); + + return true; + } + + // dtor doesn't need to be virtual, an object should never be destroyed via + // a pointer to this class + ~wxDocChildFrameAnyBase() + { + // prevent the view from deleting us if we're being deleted directly + // (and not via Close() + Destroy()) + if ( m_childView ) + m_childView->SetDocChildFrame(NULL); + } wxDocument *GetDocument() const { return m_childDocument; } wxView *GetView() const { return m_childView; } void SetDocument(wxDocument *doc) { m_childDocument = doc; } void SetView(wxView *view) { m_childView = view; } - bool Destroy() { m_childView = (wxView *)NULL; return wxFrame::Destroy(); } + + wxWindow *GetWindow() const { return m_win; } protected: + // we're not a wxEvtHandler but we provide this wxEvtHandler-like function + // which is called from TryBefore() of the derived classes to give our view + // a chance to process the message before the frame event handlers are used + bool TryProcessEvent(wxEvent& event) + { + return m_childView && m_childView->ProcessEventHere(event); + } + + // called from EVT_CLOSE handler in the frame: check if we can close and do + // cleanup if so; veto the event otherwise + bool CloseView(wxCloseEvent& event); + + wxDocument* m_childDocument; wxView* m_childView; + // the associated window: having it here is not terribly elegant but it + // allows us to avoid having any virtual functions in this class + wxWindow* m_win; + + + wxDECLARE_NO_COPY_CLASS(wxDocChildFrameAnyBase); +}; + +// ---------------------------------------------------------------------------- +// Template implementing child frame concept using the given wxFrame-like class +// +// This is used to define wxDocChildFrame and wxDocMDIChildFrame: ChildFrame is +// a wxFrame or wxMDIChildFrame (although in theory it could be any wxWindow- +// derived class as long as it provided a ctor with the same signature as +// wxFrame and OnActivate() method) and ParentFrame is either wxFrame or +// wxMDIParentFrame. +// ---------------------------------------------------------------------------- + +template +class WXDLLIMPEXP_CORE wxDocChildFrameAny : public ChildFrame, + public wxDocChildFrameAnyBase +{ +public: + typedef ChildFrame BaseClass; + + // default ctor, use Create after it + wxDocChildFrameAny() { } + + // ctor for a frame showing the given view of the specified document + wxDocChildFrameAny(wxDocument *doc, + wxView *view, + ParentFrame *parent, + wxWindowID id, + const wxString& title, + const wxPoint& pos = wxDefaultPosition, + const wxSize& size = wxDefaultSize, + long style = wxDEFAULT_FRAME_STYLE, + const wxString& name = wxFrameNameStr) + { + Create(doc, view, parent, id, title, pos, size, style, name); + } + + bool Create(wxDocument *doc, + wxView *view, + ParentFrame *parent, + wxWindowID id, + const wxString& title, + const wxPoint& pos = wxDefaultPosition, + const wxSize& size = wxDefaultSize, + long style = wxDEFAULT_FRAME_STYLE, + const wxString& name = wxFrameNameStr) + { + if ( !wxDocChildFrameAnyBase::Create(doc, view, this) ) + return false; + + if ( !BaseClass::Create(parent, id, title, pos, size, style, name) ) + return false; + + this->Connect(wxEVT_ACTIVATE, + wxActivateEventHandler(wxDocChildFrameAny::OnActivate)); + this->Connect(wxEVT_CLOSE_WINDOW, + wxCloseEventHandler(wxDocChildFrameAny::OnCloseWindow)); + + return true; + } + + virtual bool Destroy() + { + // FIXME: why exactly do we do this? to avoid activation events during + // destructions maybe? + m_childView = NULL; + return BaseClass::Destroy(); + } + +protected: + // hook the child view into event handlers chain here + virtual bool TryBefore(wxEvent& event) + { + return TryProcessEvent(event) || BaseClass::TryBefore(event); + } + +private: + void OnActivate(wxActivateEvent& event) + { + BaseClass::OnActivate(event); + + if ( m_childView ) + m_childView->Activate(event.GetActive()); + } + + void OnCloseWindow(wxCloseEvent& event) + { + if ( CloseView(event) ) + Destroy(); + //else: vetoed + } + + wxDECLARE_NO_COPY_TEMPLATE_CLASS_2(wxDocChildFrameAny, + ChildFrame, ParentFrame); +}; + +// ---------------------------------------------------------------------------- +// A default child frame: we need to define it as a class just for wxRTTI, +// otherwise we could simply typedef it +// ---------------------------------------------------------------------------- + +#ifdef __VISUALC6__ + // "non dll-interface class 'wxDocChildFrameAny<>' used as base interface + // for dll-interface class 'wxDocChildFrame'" -- this is bogus as the + // template will be DLL-exported but only once it is used as base class + // here! + #pragma warning (push) + #pragma warning (disable:4275) +#endif + +typedef wxDocChildFrameAny wxDocChildFrameBase; + +class WXDLLIMPEXP_CORE wxDocChildFrame : public wxDocChildFrameBase +{ +public: + wxDocChildFrame() + { + } + + wxDocChildFrame(wxDocument *doc, + wxView *view, + wxFrame *parent, + wxWindowID id, + const wxString& title, + const wxPoint& pos = wxDefaultPosition, + const wxSize& size = wxDefaultSize, + long style = wxDEFAULT_FRAME_STYLE, + const wxString& name = wxFrameNameStr) + : wxDocChildFrameBase(doc, view, + parent, id, title, pos, size, style, name) + { + } + + bool Create(wxDocument *doc, + wxView *view, + wxFrame *parent, + wxWindowID id, + const wxString& title, + const wxPoint& pos = wxDefaultPosition, + const wxSize& size = wxDefaultSize, + long style = wxDEFAULT_FRAME_STYLE, + const wxString& name = wxFrameNameStr) + { + return wxDocChildFrameBase::Create + ( + doc, view, + parent, id, title, pos, size, style, name + ); + } + private: DECLARE_CLASS(wxDocChildFrame) - DECLARE_EVENT_TABLE() - DECLARE_NO_COPY_CLASS(wxDocChildFrame) + wxDECLARE_NO_COPY_CLASS(wxDocChildFrame); }; +#ifdef __VISUALC6__ + #pragma warning (pop) +#endif + // ---------------------------------------------------------------------------- // A default parent frame // ---------------------------------------------------------------------------- -class WXDLLEXPORT wxDocParentFrame : public wxFrame +class WXDLLIMPEXP_CORE wxDocParentFrame : public wxFrame { public: + wxDocParentFrame(); wxDocParentFrame(wxDocManager *manager, wxFrame *frame, wxWindowID id, const wxString& title, const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize, - long type = wxDEFAULT_FRAME_STYLE, - const wxString& name = wxT("frame")); - - // Extend event processing to search the document manager's event table - virtual bool ProcessEvent(wxEvent& event); + long style = wxDEFAULT_FRAME_STYLE, + const wxString& name = wxFrameNameStr); + + bool Create(wxDocManager *manager, + wxFrame *frame, + wxWindowID id, + const wxString& title, + const wxPoint& pos = wxDefaultPosition, + const wxSize& size = wxDefaultSize, + long style = wxDEFAULT_FRAME_STYLE, + const wxString& name = wxFrameNameStr); wxDocManager *GetDocumentManager() const { return m_docManager; } @@ -492,12 +781,16 @@ public: void OnCloseWindow(wxCloseEvent& event); protected: + // hook the document manager into event handling chain here + virtual bool TryBefore(wxEvent& event); + wxDocManager *m_docManager; private: + typedef wxFrame base_type; DECLARE_CLASS(wxDocParentFrame) DECLARE_EVENT_TABLE() - DECLARE_NO_COPY_CLASS(wxDocParentFrame) + wxDECLARE_NO_COPY_CLASS(wxDocParentFrame); }; // ---------------------------------------------------------------------------- @@ -505,14 +798,17 @@ private: // ---------------------------------------------------------------------------- #if wxUSE_PRINTING_ARCHITECTURE -class WXDLLEXPORT wxDocPrintout : public wxPrintout +class WXDLLIMPEXP_CORE wxDocPrintout : public wxPrintout { public: - wxDocPrintout(wxView *view = (wxView *) NULL, const wxString& title = wxT("Printout")); - bool OnPrintPage(int page); - bool HasPage(int page); - bool OnBeginDocument(int startPage, int endPage); - void GetPageInfo(int *minPage, int *maxPage, int *selPageFrom, int *selPageTo); + wxDocPrintout(wxView *view = NULL, const wxString& title = wxT("Printout")); + + // implement wxPrintout methods + virtual bool OnPrintPage(int page); + virtual bool HasPage(int page); + virtual bool OnBeginDocument(int startPage, int endPage); + virtual void GetPageInfo(int *minPage, int *maxPage, + int *selPageFrom, int *selPageTo); virtual wxView *GetView() { return m_printoutView; } @@ -521,7 +817,7 @@ protected: private: DECLARE_DYNAMIC_CLASS(wxDocPrintout) - DECLARE_NO_COPY_CLASS(wxDocPrintout) + wxDECLARE_NO_COPY_CLASS(wxDocPrintout); }; #endif // wxUSE_PRINTING_ARCHITECTURE @@ -529,23 +825,22 @@ private: // File history management // ---------------------------------------------------------------------------- -class WXDLLEXPORT wxFileHistory : public wxObject +class WXDLLIMPEXP_CORE wxFileHistory : public wxObject { public: - wxFileHistory(int maxFiles = 9); - ~wxFileHistory(); + wxFileHistory(size_t maxFiles = 9, wxWindowID idBase = wxID_FILE1); // Operations virtual void AddFileToHistory(const wxString& file); - virtual void RemoveFileFromHistory(int i); - virtual int GetMaxFiles() const { return m_fileMaxFiles; } + virtual void RemoveFileFromHistory(size_t i); + virtual int GetMaxFiles() const { return (int)m_fileMaxFiles; } virtual void UseMenu(wxMenu *menu); // Remove menu from the list (MDI child may be closing) virtual void RemoveMenu(wxMenu *menu); #if wxUSE_CONFIG - virtual void Load(wxConfigBase& config); + virtual void Load(const wxConfigBase& config); virtual void Save(wxConfigBase& config); #endif // wxUSE_CONFIG @@ -553,39 +848,71 @@ public: virtual void AddFilesToMenu(wxMenu* menu); // Single menu // Accessors - virtual wxString GetHistoryFile(int i) const; + virtual wxString GetHistoryFile(size_t i) const { return m_fileHistory[i]; } + virtual size_t GetCount() const { return m_fileHistory.GetCount(); } - // A synonym for GetNoHistoryFiles - virtual int GetCount() const { return m_fileHistoryN; } - int GetNoHistoryFiles() const { return m_fileHistoryN; } + const wxList& GetMenus() const { return m_fileMenus; } - wxList& GetMenus() const { return (wxList&) m_fileMenus; } + // Set/get base id + void SetBaseId(wxWindowID baseId) { m_idBase = baseId; } + wxWindowID GetBaseId() const { return m_idBase; } + +#if WXWIN_COMPATIBILITY_2_6 + // deprecated, use GetCount() instead + wxDEPRECATED( size_t GetNoHistoryFiles() const ); +#endif // WXWIN_COMPATIBILITY_2_6 protected: // Last n files - wxChar** m_fileHistory; - // Number of files saved - int m_fileHistoryN; + wxArrayString m_fileHistory; + // Menus to maintain (may need several for an MDI app) wxList m_fileMenus; + // Max files to maintain - int m_fileMaxFiles; - + size_t m_fileMaxFiles; + private: + // The ID of the first history menu item (Doesn't have to be wxID_FILE1) + wxWindowID m_idBase; + DECLARE_DYNAMIC_CLASS(wxFileHistory) - DECLARE_NO_COPY_CLASS(wxFileHistory) + wxDECLARE_NO_COPY_CLASS(wxFileHistory); }; -#if wxUSE_STD_IOSTREAM +#if WXWIN_COMPATIBILITY_2_6 +inline size_t wxFileHistory::GetNoHistoryFiles() const +{ + return m_fileHistory.GetCount(); +} +#endif // WXWIN_COMPATIBILITY_2_6 + // For compatibility with existing file formats: // converts from/to a stream to/from a temporary file. -bool WXDLLEXPORT wxTransferFileToStream(const wxString& filename, wxSTD ostream& stream); -bool WXDLLEXPORT wxTransferStreamToFile(wxSTD istream& stream, const wxString& filename); +#if wxUSE_STD_IOSTREAM +bool WXDLLIMPEXP_CORE +wxTransferFileToStream(const wxString& filename, wxSTD ostream& stream); +bool WXDLLIMPEXP_CORE +wxTransferStreamToFile(wxSTD istream& stream, const wxString& filename); #else -// For compatibility with existing file formats: -// converts from/to a stream to/from a temporary file. -bool WXDLLEXPORT wxTransferFileToStream(const wxString& filename, wxOutputStream& stream); -bool WXDLLEXPORT wxTransferStreamToFile(wxInputStream& stream, const wxString& filename); -#endif +bool WXDLLIMPEXP_CORE +wxTransferFileToStream(const wxString& filename, wxOutputStream& stream); +bool WXDLLIMPEXP_CORE +wxTransferStreamToFile(wxInputStream& stream, const wxString& filename); +#endif // wxUSE_STD_IOSTREAM + + +// these flags are not used anywhere by wxWidgets and kept only for an unlikely +// case of existing user code using them for its own purposes +#ifdef WXWIN_COMPATIBILITY_2_8 +enum +{ + wxDOC_SDI = 1, + wxDOC_MDI, + wxDEFAULT_DOCMAN_FLAGS = wxDOC_SDI +}; +#endif // WXWIN_COMPATIBILITY_2_8 + +#endif // wxUSE_DOC_VIEW_ARCHITECTURE #endif // _WX_DOCH__