1059 lines
36 KiB
C++
1059 lines
36 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/docview.h
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// Purpose: Doc/View classes
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// Author: Julian Smart
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// Modified by:
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// Created: 01/02/97
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// Copyright: (c) Julian Smart
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_DOCH__
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#define _WX_DOCH__
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#include "wx/defs.h"
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#if wxUSE_DOC_VIEW_ARCHITECTURE
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#include "wx/list.h"
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#include "wx/dlist.h"
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#include "wx/string.h"
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#include "wx/frame.h"
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#include "wx/filehistory.h"
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#include "wx/vector.h"
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#if wxUSE_PRINTING_ARCHITECTURE
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#include "wx/print.h"
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#endif
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class WXDLLIMPEXP_FWD_CORE wxWindow;
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class WXDLLIMPEXP_FWD_CORE wxDocument;
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class WXDLLIMPEXP_FWD_CORE wxView;
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class WXDLLIMPEXP_FWD_CORE wxDocTemplate;
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class WXDLLIMPEXP_FWD_CORE wxDocManager;
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class WXDLLIMPEXP_FWD_CORE wxPrintInfo;
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class WXDLLIMPEXP_FWD_CORE wxCommandProcessor;
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class WXDLLIMPEXP_FWD_BASE wxConfigBase;
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class wxDocChildFrameAnyBase;
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#if wxUSE_STD_IOSTREAM
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#include "wx/iosfwrap.h"
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#else
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#include "wx/stream.h"
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#endif
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// Flags for wxDocManager (can be combined).
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enum
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{
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wxDOC_NEW = 1,
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wxDOC_SILENT = 2
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};
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// Document template flags
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enum
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{
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wxTEMPLATE_VISIBLE = 1,
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wxTEMPLATE_INVISIBLE = 2,
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wxDEFAULT_TEMPLATE_FLAGS = wxTEMPLATE_VISIBLE
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};
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#define wxMAX_FILE_HISTORY 9
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typedef wxVector<wxDocument*> wxDocVector;
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typedef wxVector<wxView*> wxViewVector;
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typedef wxVector<wxDocTemplate*> wxDocTemplateVector;
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class WXDLLIMPEXP_CORE wxDocument : public wxEvtHandler
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{
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public:
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wxDocument(wxDocument *parent = NULL);
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virtual ~wxDocument();
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// accessors
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void SetFilename(const wxString& filename, bool notifyViews = false);
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wxString GetFilename() const { return m_documentFile; }
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void SetTitle(const wxString& title) { m_documentTitle = title; }
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wxString GetTitle() const { return m_documentTitle; }
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void SetDocumentName(const wxString& name) { m_documentTypeName = name; }
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wxString GetDocumentName() const { return m_documentTypeName; }
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// access the flag indicating whether this document had been already saved,
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// SetDocumentSaved() is only used internally, don't call it
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bool GetDocumentSaved() const { return m_savedYet; }
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void SetDocumentSaved(bool saved = true) { m_savedYet = saved; }
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// activate the first view of the document if any
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void Activate();
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// return true if the document hasn't been modified since the last time it
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// was saved (implying that it returns false if it was never saved, even if
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// the document is not modified)
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bool AlreadySaved() const { return !IsModified() && GetDocumentSaved(); }
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virtual bool Close();
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virtual bool Save();
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virtual bool SaveAs();
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virtual bool Revert();
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#if wxUSE_STD_IOSTREAM
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virtual wxSTD ostream& SaveObject(wxSTD ostream& stream);
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virtual wxSTD istream& LoadObject(wxSTD istream& stream);
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#else
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virtual wxOutputStream& SaveObject(wxOutputStream& stream);
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virtual wxInputStream& LoadObject(wxInputStream& stream);
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#endif
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// Called by wxWidgets
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virtual bool OnSaveDocument(const wxString& filename);
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virtual bool OnOpenDocument(const wxString& filename);
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virtual bool OnNewDocument();
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virtual bool OnCloseDocument();
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// Prompts for saving if about to close a modified document. Returns true
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// if ok to close the document (may have saved in the meantime, or set
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// modified to false)
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virtual bool OnSaveModified();
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// if you override, remember to call the default
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// implementation (wxDocument::OnChangeFilename)
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virtual void OnChangeFilename(bool notifyViews);
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// Called by framework if created automatically by the default document
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// manager: gives document a chance to initialise and (usually) create a
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// view
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virtual bool OnCreate(const wxString& path, long flags);
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// By default, creates a base wxCommandProcessor.
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virtual wxCommandProcessor *OnCreateCommandProcessor();
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virtual wxCommandProcessor *GetCommandProcessor() const
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{ return m_commandProcessor; }
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virtual void SetCommandProcessor(wxCommandProcessor *proc)
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{ m_commandProcessor = proc; }
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// Called after a view is added or removed. The default implementation
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// deletes the document if this is there are no more views.
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virtual void OnChangedViewList();
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// Called from OnCloseDocument(), does nothing by default but may be
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// overridden. Return value is ignored.
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virtual bool DeleteContents();
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virtual bool Draw(wxDC&);
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virtual bool IsModified() const { return m_documentModified; }
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virtual void Modify(bool mod);
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virtual bool AddView(wxView *view);
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virtual bool RemoveView(wxView *view);
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#ifndef __VISUALC6__
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wxViewVector GetViewsVector() const;
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#endif // !__VISUALC6__
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wxList& GetViews() { return m_documentViews; }
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const wxList& GetViews() const { return m_documentViews; }
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wxView *GetFirstView() const;
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virtual void UpdateAllViews(wxView *sender = NULL, wxObject *hint = NULL);
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virtual void NotifyClosing();
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// Remove all views (because we're closing the document)
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virtual bool DeleteAllViews();
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// Other stuff
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virtual wxDocManager *GetDocumentManager() const;
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virtual wxDocTemplate *GetDocumentTemplate() const
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{ return m_documentTemplate; }
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virtual void SetDocumentTemplate(wxDocTemplate *temp)
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{ m_documentTemplate = temp; }
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// Get the document name to be shown to the user: the title if there is
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// any, otherwise the filename if the document was saved and, finally,
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// "unnamed" otherwise
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virtual wxString GetUserReadableName() const;
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#if WXWIN_COMPATIBILITY_2_8
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// use GetUserReadableName() instead
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wxDEPRECATED_BUT_USED_INTERNALLY(
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virtual bool GetPrintableName(wxString& buf) const
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);
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#endif // WXWIN_COMPATIBILITY_2_8
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// Returns a window that can be used as a parent for document-related
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// dialogs. Override if necessary.
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virtual wxWindow *GetDocumentWindow() const;
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// Returns true if this document is a child document corresponding to a
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// part of the parent document and not a disk file as usual.
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bool IsChildDocument() const { return m_documentParent != NULL; }
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protected:
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wxList m_documentViews;
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wxString m_documentFile;
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wxString m_documentTitle;
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wxString m_documentTypeName;
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wxDocTemplate* m_documentTemplate;
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bool m_documentModified;
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// if the document parent is non-NULL, it's a pseudo-document corresponding
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// to a part of the parent document which can't be saved or loaded
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// independently of its parent and is always closed when its parent is
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wxDocument* m_documentParent;
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wxCommandProcessor* m_commandProcessor;
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bool m_savedYet;
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// Called by OnSaveDocument and OnOpenDocument to implement standard
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// Save/Load behaviour. Re-implement in derived class for custom
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// behaviour.
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virtual bool DoSaveDocument(const wxString& file);
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virtual bool DoOpenDocument(const wxString& file);
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// the default implementation of GetUserReadableName()
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wxString DoGetUserReadableName() const;
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private:
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// list of all documents whose m_documentParent is this one
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typedef wxDList<wxDocument> DocsList;
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DocsList m_childDocuments;
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DECLARE_ABSTRACT_CLASS(wxDocument)
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wxDECLARE_NO_COPY_CLASS(wxDocument);
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};
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class WXDLLIMPEXP_CORE wxView: public wxEvtHandler
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{
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public:
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wxView();
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virtual ~wxView();
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wxDocument *GetDocument() const { return m_viewDocument; }
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virtual void SetDocument(wxDocument *doc);
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wxString GetViewName() const { return m_viewTypeName; }
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void SetViewName(const wxString& name) { m_viewTypeName = name; }
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wxWindow *GetFrame() const { return m_viewFrame ; }
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void SetFrame(wxWindow *frame) { m_viewFrame = frame; }
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virtual void OnActivateView(bool activate,
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wxView *activeView,
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wxView *deactiveView);
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virtual void OnDraw(wxDC *dc) = 0;
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virtual void OnPrint(wxDC *dc, wxObject *info);
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virtual void OnUpdate(wxView *sender, wxObject *hint = NULL);
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virtual void OnClosingDocument() {}
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virtual void OnChangeFilename();
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// Called by framework if created automatically by the default document
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// manager class: gives view a chance to initialise
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virtual bool OnCreate(wxDocument *WXUNUSED(doc), long WXUNUSED(flags))
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{ return true; }
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// Checks if the view is the last one for the document; if so, asks user
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// to confirm save data (if modified). If ok, deletes itself and returns
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// true.
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virtual bool Close(bool deleteWindow = true);
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// Override to do cleanup/veto close
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virtual bool OnClose(bool deleteWindow);
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// A view's window can call this to notify the view it is (in)active.
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// The function then notifies the document manager.
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virtual void Activate(bool activate);
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wxDocManager *GetDocumentManager() const
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{ return m_viewDocument->GetDocumentManager(); }
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#if wxUSE_PRINTING_ARCHITECTURE
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virtual wxPrintout *OnCreatePrintout();
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#endif
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// implementation only
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// -------------------
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// set the associated frame, it is used to reset its view when we're
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// destroyed
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void SetDocChildFrame(wxDocChildFrameAnyBase *docChildFrame);
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// get the associated frame, may be NULL during destruction
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wxDocChildFrameAnyBase* GetDocChildFrame() const { return m_docChildFrame; }
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protected:
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// hook the document into event handlers chain here
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virtual bool TryBefore(wxEvent& event);
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wxDocument* m_viewDocument;
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wxString m_viewTypeName;
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wxWindow* m_viewFrame;
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wxDocChildFrameAnyBase *m_docChildFrame;
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private:
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DECLARE_ABSTRACT_CLASS(wxView)
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wxDECLARE_NO_COPY_CLASS(wxView);
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};
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// Represents user interface (and other) properties of documents and views
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class WXDLLIMPEXP_CORE wxDocTemplate: public wxObject
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{
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friend class WXDLLIMPEXP_FWD_CORE wxDocManager;
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public:
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// Associate document and view types. They're for identifying what view is
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// associated with what template/document type
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wxDocTemplate(wxDocManager *manager,
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const wxString& descr,
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const wxString& filter,
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const wxString& dir,
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const wxString& ext,
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const wxString& docTypeName,
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const wxString& viewTypeName,
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wxClassInfo *docClassInfo = NULL,
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wxClassInfo *viewClassInfo = NULL,
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long flags = wxDEFAULT_TEMPLATE_FLAGS);
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virtual ~wxDocTemplate();
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// By default, these two member functions dynamically creates document and
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// view using dynamic instance construction. Override these if you need a
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// different method of construction.
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virtual wxDocument *CreateDocument(const wxString& path, long flags = 0);
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virtual wxView *CreateView(wxDocument *doc, long flags = 0);
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// Helper method for CreateDocument; also allows you to do your own document
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// creation
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virtual bool InitDocument(wxDocument* doc,
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const wxString& path,
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long flags = 0);
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wxString GetDefaultExtension() const { return m_defaultExt; }
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wxString GetDescription() const { return m_description; }
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wxString GetDirectory() const { return m_directory; }
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wxDocManager *GetDocumentManager() const { return m_documentManager; }
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void SetDocumentManager(wxDocManager *manager)
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{ m_documentManager = manager; }
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wxString GetFileFilter() const { return m_fileFilter; }
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long GetFlags() const { return m_flags; }
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virtual wxString GetViewName() const { return m_viewTypeName; }
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virtual wxString GetDocumentName() const { return m_docTypeName; }
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void SetFileFilter(const wxString& filter) { m_fileFilter = filter; }
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void SetDirectory(const wxString& dir) { m_directory = dir; }
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void SetDescription(const wxString& descr) { m_description = descr; }
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void SetDefaultExtension(const wxString& ext) { m_defaultExt = ext; }
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void SetFlags(long flags) { m_flags = flags; }
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bool IsVisible() const { return (m_flags & wxTEMPLATE_VISIBLE) != 0; }
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wxClassInfo* GetDocClassInfo() const { return m_docClassInfo; }
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wxClassInfo* GetViewClassInfo() const { return m_viewClassInfo; }
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virtual bool FileMatchesTemplate(const wxString& path);
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protected:
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long m_flags;
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wxString m_fileFilter;
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wxString m_directory;
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wxString m_description;
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wxString m_defaultExt;
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wxString m_docTypeName;
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wxString m_viewTypeName;
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wxDocManager* m_documentManager;
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// For dynamic creation of appropriate instances.
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wxClassInfo* m_docClassInfo;
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wxClassInfo* m_viewClassInfo;
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// Called by CreateDocument and CreateView to create the actual
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// document/view object.
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//
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// By default uses the ClassInfo provided to the constructor. Override
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// these functions to provide a different method of creation.
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virtual wxDocument *DoCreateDocument();
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virtual wxView *DoCreateView();
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private:
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DECLARE_CLASS(wxDocTemplate)
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wxDECLARE_NO_COPY_CLASS(wxDocTemplate);
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};
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// One object of this class may be created in an application, to manage all
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// the templates and documents.
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class WXDLLIMPEXP_CORE wxDocManager: public wxEvtHandler
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{
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public:
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// NB: flags are unused, don't pass wxDOC_XXX to this ctor
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wxDocManager(long flags = 0, bool initialize = true);
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virtual ~wxDocManager();
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virtual bool Initialize();
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// Handlers for common user commands
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void OnFileClose(wxCommandEvent& event);
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void OnFileCloseAll(wxCommandEvent& event);
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void OnFileNew(wxCommandEvent& event);
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void OnFileOpen(wxCommandEvent& event);
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void OnFileRevert(wxCommandEvent& event);
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void OnFileSave(wxCommandEvent& event);
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void OnFileSaveAs(wxCommandEvent& event);
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void OnMRUFile(wxCommandEvent& event);
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#if wxUSE_PRINTING_ARCHITECTURE
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void OnPrint(wxCommandEvent& event);
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void OnPreview(wxCommandEvent& event);
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void OnPageSetup(wxCommandEvent& event);
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#endif // wxUSE_PRINTING_ARCHITECTURE
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void OnUndo(wxCommandEvent& event);
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void OnRedo(wxCommandEvent& event);
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// Handlers for UI update commands
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void OnUpdateFileOpen(wxUpdateUIEvent& event);
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void OnUpdateDisableIfNoDoc(wxUpdateUIEvent& event);
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void OnUpdateFileRevert(wxUpdateUIEvent& event);
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void OnUpdateFileNew(wxUpdateUIEvent& event);
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void OnUpdateFileSave(wxUpdateUIEvent& event);
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void OnUpdateFileSaveAs(wxUpdateUIEvent& event);
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void OnUpdateUndo(wxUpdateUIEvent& event);
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void OnUpdateRedo(wxUpdateUIEvent& event);
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// called when file format detection didn't work, can be overridden to do
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// something in this case
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virtual void OnOpenFileFailure() { }
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virtual wxDocument *CreateDocument(const wxString& path, long flags = 0);
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// wrapper around CreateDocument() with a more clear name
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wxDocument *CreateNewDocument()
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{ return CreateDocument(wxString(), wxDOC_NEW); }
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virtual wxView *CreateView(wxDocument *doc, long flags = 0);
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virtual void DeleteTemplate(wxDocTemplate *temp, long flags = 0);
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virtual bool FlushDoc(wxDocument *doc);
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virtual wxDocTemplate *MatchTemplate(const wxString& path);
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virtual wxDocTemplate *SelectDocumentPath(wxDocTemplate **templates,
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int noTemplates, wxString& path, long flags, bool save = false);
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virtual wxDocTemplate *SelectDocumentType(wxDocTemplate **templates,
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int noTemplates, bool sort = false);
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virtual wxDocTemplate *SelectViewType(wxDocTemplate **templates,
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int noTemplates, bool sort = false);
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virtual wxDocTemplate *FindTemplateForPath(const wxString& path);
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void AssociateTemplate(wxDocTemplate *temp);
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void DisassociateTemplate(wxDocTemplate *temp);
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// Find template from document class info, may return NULL.
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wxDocTemplate* FindTemplate(const wxClassInfo* documentClassInfo);
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// Find document from file name, may return NULL.
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wxDocument* FindDocumentByPath(const wxString& path) const;
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wxDocument *GetCurrentDocument() const;
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void SetMaxDocsOpen(int n) { m_maxDocsOpen = n; }
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int GetMaxDocsOpen() const { return m_maxDocsOpen; }
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// Add and remove a document from the manager's list
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void AddDocument(wxDocument *doc);
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void RemoveDocument(wxDocument *doc);
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// closes all currently open documents
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bool CloseDocuments(bool force = true);
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// closes the specified document
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bool CloseDocument(wxDocument* doc, bool force = false);
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// Clear remaining documents and templates
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bool Clear(bool force = true);
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// Views or windows should inform the document manager
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// when a view is going in or out of focus
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virtual void ActivateView(wxView *view, bool activate = true);
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virtual wxView *GetCurrentView() const { return m_currentView; }
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// This method tries to find an active view harder than GetCurrentView():
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// if the latter is NULL, it also checks if we don't have just a single
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// view and returns it then.
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wxView *GetAnyUsableView() const;
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#ifndef __VISUALC6__
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wxDocVector GetDocumentsVector() const;
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wxDocTemplateVector GetTemplatesVector() const;
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#endif // !__VISUALC6__
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wxList& GetDocuments() { return m_docs; }
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wxList& GetTemplates() { return m_templates; }
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// Return the default name for a new document (by default returns strings
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// in the form "unnamed <counter>" but can be overridden)
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virtual wxString MakeNewDocumentName();
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// Make a frame title (override this to do something different)
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virtual wxString MakeFrameTitle(wxDocument* doc);
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virtual wxFileHistory *OnCreateFileHistory();
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virtual wxFileHistory *GetFileHistory() const { return m_fileHistory; }
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// File history management
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virtual void AddFileToHistory(const wxString& file);
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virtual void RemoveFileFromHistory(size_t i);
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virtual size_t GetHistoryFilesCount() const;
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virtual wxString GetHistoryFile(size_t i) const;
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virtual void FileHistoryUseMenu(wxMenu *menu);
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virtual void FileHistoryRemoveMenu(wxMenu *menu);
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#if wxUSE_CONFIG
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virtual void FileHistoryLoad(const wxConfigBase& config);
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virtual void FileHistorySave(wxConfigBase& config);
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#endif // wxUSE_CONFIG
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virtual void FileHistoryAddFilesToMenu();
|
|
virtual void FileHistoryAddFilesToMenu(wxMenu* menu);
|
|
|
|
wxString GetLastDirectory() const;
|
|
void SetLastDirectory(const wxString& dir) { m_lastDirectory = dir; }
|
|
|
|
// Get the current document manager
|
|
static wxDocManager* GetDocumentManager() { return sm_docManager; }
|
|
|
|
#if wxUSE_PRINTING_ARCHITECTURE
|
|
wxPageSetupDialogData& GetPageSetupDialogData()
|
|
{ return m_pageSetupDialogData; }
|
|
const wxPageSetupDialogData& GetPageSetupDialogData() const
|
|
{ return m_pageSetupDialogData; }
|
|
#endif // wxUSE_PRINTING_ARCHITECTURE
|
|
|
|
#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:
|
|
// Called when a file selected from the MRU list doesn't exist any more.
|
|
// The default behaviour is to remove the file from the MRU and notify the
|
|
// user about it but this method can be overridden to customize it.
|
|
virtual void OnMRUFileNotExist(unsigned n, const wxString& filename);
|
|
|
|
// Open the MRU file with the given index in our associated file history.
|
|
void DoOpenMRUFile(unsigned n);
|
|
#if wxUSE_PRINTING_ARCHITECTURE
|
|
virtual wxPreviewFrame* CreatePreviewFrame(wxPrintPreviewBase* preview,
|
|
wxWindow *parent,
|
|
const wxString& title);
|
|
#endif // wxUSE_PRINTING_ARCHITECTURE
|
|
|
|
// 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;
|
|
|
|
int m_defaultDocumentNameCounter;
|
|
int m_maxDocsOpen;
|
|
wxList m_docs;
|
|
wxList m_templates;
|
|
wxView* m_currentView;
|
|
wxFileHistory* m_fileHistory;
|
|
wxString m_lastDirectory;
|
|
static wxDocManager* sm_docManager;
|
|
|
|
#if wxUSE_PRINTING_ARCHITECTURE
|
|
wxPageSetupDialogData m_pageSetupDialogData;
|
|
#endif // wxUSE_PRINTING_ARCHITECTURE
|
|
|
|
DECLARE_EVENT_TABLE()
|
|
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
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// 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 WXDLLIMPEXP_CORE wxDocChildFrameAnyBase
|
|
{
|
|
public:
|
|
// default ctor, use Create() after it
|
|
wxDocChildFrameAnyBase()
|
|
{
|
|
m_childDocument = NULL;
|
|
m_childView = NULL;
|
|
m_win = NULL;
|
|
m_lastEvent = NULL;
|
|
}
|
|
|
|
// full ctor equivalent to using the default one and Create()
|
|
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; }
|
|
|
|
wxWindow *GetWindow() const { return m_win; }
|
|
|
|
// implementation only
|
|
|
|
// Check if this event had been just processed in this frame.
|
|
bool HasAlreadyProcessed(wxEvent& event) const
|
|
{
|
|
return m_lastEvent == &event;
|
|
}
|
|
|
|
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);
|
|
|
|
// 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;
|
|
|
|
private:
|
|
// Pointer to the last processed event used to avoid sending the same event
|
|
// twice to wxDocManager, from here and from wxDocParentFrameAnyBase.
|
|
wxEvent* m_lastEvent;
|
|
|
|
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 ChildFrame, class ParentFrame>
|
|
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()
|
|
{
|
|
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<wxFrame, wxFrame> 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)
|
|
wxDECLARE_NO_COPY_CLASS(wxDocChildFrame);
|
|
};
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// wxDocParentFrame and related classes.
|
|
//
|
|
// As with wxDocChildFrame we define a template base class used by both normal
|
|
// and MDI versions
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// Base class containing type-independent code of wxDocParentFrameAny
|
|
//
|
|
// Similarly to wxDocChildFrameAnyBase, this class is a mix-in and doesn't
|
|
// derive from wxWindow.
|
|
class WXDLLIMPEXP_CORE wxDocParentFrameAnyBase
|
|
{
|
|
public:
|
|
wxDocParentFrameAnyBase(wxWindow* frame)
|
|
: m_frame(frame)
|
|
{
|
|
m_docManager = NULL;
|
|
}
|
|
|
|
wxDocManager *GetDocumentManager() const { return m_docManager; }
|
|
|
|
protected:
|
|
// This is similar to wxDocChildFrameAnyBase method with the same name:
|
|
// while we're not an event handler ourselves and so can't override
|
|
// TryBefore(), we provide a helper that the derived template class can use
|
|
// from its TryBefore() implementation.
|
|
bool TryProcessEvent(wxEvent& event);
|
|
|
|
wxWindow* const m_frame;
|
|
wxDocManager *m_docManager;
|
|
|
|
wxDECLARE_NO_COPY_CLASS(wxDocParentFrameAnyBase);
|
|
};
|
|
|
|
// This is similar to wxDocChildFrameAny and is used to provide common
|
|
// implementation for both wxDocParentFrame and wxDocMDIParentFrame
|
|
template <class BaseFrame>
|
|
class WXDLLIMPEXP_CORE wxDocParentFrameAny : public BaseFrame,
|
|
public wxDocParentFrameAnyBase
|
|
{
|
|
public:
|
|
wxDocParentFrameAny() : wxDocParentFrameAnyBase(this) { }
|
|
wxDocParentFrameAny(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)
|
|
: wxDocParentFrameAnyBase(this)
|
|
{
|
|
Create(manager, frame, id, title, pos, size, style, name);
|
|
}
|
|
|
|
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)
|
|
{
|
|
m_docManager = manager;
|
|
|
|
if ( !BaseFrame::Create(frame, id, title, pos, size, style, name) )
|
|
return false;
|
|
|
|
this->Connect(wxID_EXIT, wxEVT_MENU,
|
|
wxCommandEventHandler(wxDocParentFrameAny::OnExit));
|
|
this->Connect(wxEVT_CLOSE_WINDOW,
|
|
wxCloseEventHandler(wxDocParentFrameAny::OnCloseWindow));
|
|
|
|
return true;
|
|
}
|
|
|
|
protected:
|
|
// hook the document manager into event handling chain here
|
|
virtual bool TryBefore(wxEvent& event)
|
|
{
|
|
// It is important to send the event to the base class first as
|
|
// wxMDIParentFrame overrides its TryBefore() to send the menu events
|
|
// to the currently active child frame and the child must get them
|
|
// before our own TryProcessEvent() is executed, not afterwards.
|
|
return BaseFrame::TryBefore(event) || TryProcessEvent(event);
|
|
}
|
|
|
|
private:
|
|
void OnExit(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
this->Close();
|
|
}
|
|
|
|
void OnCloseWindow(wxCloseEvent& event)
|
|
{
|
|
if ( m_docManager && !m_docManager->Clear(!event.CanVeto()) )
|
|
{
|
|
// The user decided not to close finally, abort.
|
|
event.Veto();
|
|
}
|
|
else
|
|
{
|
|
// Just skip the event, base class handler will destroy the window.
|
|
event.Skip();
|
|
}
|
|
}
|
|
|
|
|
|
wxDECLARE_NO_COPY_CLASS(wxDocParentFrameAny);
|
|
};
|
|
|
|
typedef wxDocParentFrameAny<wxFrame> wxDocParentFrameBase;
|
|
|
|
class WXDLLIMPEXP_CORE wxDocParentFrame : public wxDocParentFrameBase
|
|
{
|
|
public:
|
|
wxDocParentFrame() : wxDocParentFrameBase() { }
|
|
|
|
wxDocParentFrame(wxDocManager *manager,
|
|
wxFrame *parent,
|
|
wxWindowID id,
|
|
const wxString& title,
|
|
const wxPoint& pos = wxDefaultPosition,
|
|
const wxSize& size = wxDefaultSize,
|
|
long style = wxDEFAULT_FRAME_STYLE,
|
|
const wxString& name = wxFrameNameStr)
|
|
: wxDocParentFrameBase(manager,
|
|
parent, id, title, pos, size, style, name)
|
|
{
|
|
}
|
|
|
|
bool Create(wxDocManager *manager,
|
|
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 wxDocParentFrameBase::Create(manager,
|
|
parent, id, title,
|
|
pos, size, style, name);
|
|
}
|
|
|
|
private:
|
|
DECLARE_CLASS(wxDocParentFrame)
|
|
wxDECLARE_NO_COPY_CLASS(wxDocParentFrame);
|
|
};
|
|
|
|
#ifdef __VISUALC6__
|
|
// reenable warning 4275
|
|
#pragma warning (pop)
|
|
#endif
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// Provide simple default printing facilities
|
|
// ----------------------------------------------------------------------------
|
|
|
|
#if wxUSE_PRINTING_ARCHITECTURE
|
|
class WXDLLIMPEXP_CORE wxDocPrintout : public wxPrintout
|
|
{
|
|
public:
|
|
wxDocPrintout(wxView *view = NULL, const wxString& title = wxString());
|
|
|
|
// 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; }
|
|
|
|
protected:
|
|
wxView* m_printoutView;
|
|
|
|
private:
|
|
DECLARE_DYNAMIC_CLASS(wxDocPrintout)
|
|
wxDECLARE_NO_COPY_CLASS(wxDocPrintout);
|
|
};
|
|
#endif // wxUSE_PRINTING_ARCHITECTURE
|
|
|
|
// For compatibility with existing file formats:
|
|
// converts from/to a stream to/from a temporary file.
|
|
#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
|
|
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
|
|
#if WXWIN_COMPATIBILITY_2_8
|
|
enum
|
|
{
|
|
wxDOC_SDI = 1,
|
|
wxDOC_MDI,
|
|
wxDEFAULT_DOCMAN_FLAGS = wxDOC_SDI
|
|
};
|
|
#endif // WXWIN_COMPATIBILITY_2_8
|
|
|
|
#ifndef __VISUALC6__
|
|
inline wxViewVector wxDocument::GetViewsVector() const
|
|
{
|
|
return m_documentViews.AsVector<wxView*>();
|
|
}
|
|
|
|
inline wxDocVector wxDocManager::GetDocumentsVector() const
|
|
{
|
|
return m_docs.AsVector<wxDocument*>();
|
|
}
|
|
|
|
inline wxDocTemplateVector wxDocManager::GetTemplatesVector() const
|
|
{
|
|
return m_templates.AsVector<wxDocTemplate*>();
|
|
}
|
|
#endif // !__VISUALC6__
|
|
|
|
#endif // wxUSE_DOC_VIEW_ARCHITECTURE
|
|
|
|
#endif // _WX_DOCH__
|