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1/////////////////////////////////////////////////////////////////////////////
2// Name: wx/prntbase.h
3// Purpose: Base classes for printing framework
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_PRNTBASEH__
13#define _WX_PRNTBASEH__
14
15#include "wx/defs.h"
16
17#if wxUSE_PRINTING_ARCHITECTURE
18
19#include "wx/event.h"
20#include "wx/cmndata.h"
21#include "wx/panel.h"
22#include "wx/scrolwin.h"
23#include "wx/dialog.h"
24#include "wx/frame.h"
25#include "wx/dc.h"
26
27class WXDLLIMPEXP_FWD_CORE wxDC;
28class WXDLLIMPEXP_FWD_CORE wxButton;
29class WXDLLIMPEXP_FWD_CORE wxChoice;
30class WXDLLIMPEXP_FWD_CORE wxPrintout;
31class WXDLLIMPEXP_FWD_CORE wxPrinterBase;
32class WXDLLIMPEXP_FWD_CORE wxPrintDialogBase;
33class WXDLLIMPEXP_FWD_CORE wxPrintDialog;
34class WXDLLIMPEXP_FWD_CORE wxPageSetupDialogBase;
35class WXDLLIMPEXP_FWD_CORE wxPageSetupDialog;
36class WXDLLIMPEXP_FWD_CORE wxPrintPreviewBase;
37class WXDLLIMPEXP_FWD_CORE wxPreviewCanvas;
38class WXDLLIMPEXP_FWD_CORE wxPreviewControlBar;
39class WXDLLIMPEXP_FWD_CORE wxPreviewFrame;
40class WXDLLIMPEXP_FWD_CORE wxPrintFactory;
41class WXDLLIMPEXP_FWD_CORE wxPrintNativeDataBase;
42
43//----------------------------------------------------------------------------
44// error consts
45//----------------------------------------------------------------------------
46
47enum wxPrinterError
48{
49 wxPRINTER_NO_ERROR = 0,
50 wxPRINTER_CANCELLED,
51 wxPRINTER_ERROR
52};
53
54//----------------------------------------------------------------------------
55// wxPrintFactory
56//----------------------------------------------------------------------------
57
58class WXDLLIMPEXP_CORE wxPrintFactory
59{
60public:
61 wxPrintFactory() {}
62 virtual ~wxPrintFactory() {}
63
64 virtual wxPrinterBase *CreatePrinter( wxPrintDialogData* data ) = 0;
65
66 virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
67 wxPrintout *printout = NULL,
68 wxPrintDialogData *data = NULL ) = 0;
69 virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
70 wxPrintout *printout,
71 wxPrintData *data ) = 0;
72
73 virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
74 wxPrintDialogData *data = NULL ) = 0;
75 virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
76 wxPrintData *data ) = 0;
77
78 virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent,
79 wxPageSetupDialogData * data = NULL ) = 0;
80
81 virtual wxDCImpl* CreatePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data ) = 0;
82
83 // What to do and what to show in the wxPrintDialog
84 // a) Use the generic print setup dialog or a native one?
85 virtual bool HasPrintSetupDialog() = 0;
86 virtual wxDialog *CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data ) = 0;
87 // b) Provide the "print to file" option ourselves or via print setup?
88 virtual bool HasOwnPrintToFile() = 0;
89 // c) Show current printer
90 virtual bool HasPrinterLine() = 0;
91 virtual wxString CreatePrinterLine() = 0;
92 // d) Show Status line for current printer?
93 virtual bool HasStatusLine() = 0;
94 virtual wxString CreateStatusLine() = 0;
95
96
97 virtual wxPrintNativeDataBase *CreatePrintNativeData() = 0;
98
99 static void SetPrintFactory( wxPrintFactory *factory );
100 static wxPrintFactory *GetFactory();
101private:
102 static wxPrintFactory *m_factory;
103};
104
105class WXDLLIMPEXP_CORE wxNativePrintFactory: public wxPrintFactory
106{
107public:
108 virtual wxPrinterBase *CreatePrinter( wxPrintDialogData *data );
109
110 virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
111 wxPrintout *printout = NULL,
112 wxPrintDialogData *data = NULL );
113 virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
114 wxPrintout *printout,
115 wxPrintData *data );
116
117 virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
118 wxPrintDialogData *data = NULL );
119 virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
120 wxPrintData *data );
121
122 virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent,
123 wxPageSetupDialogData * data = NULL );
124
125 virtual wxDCImpl* CreatePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data );
126
127 virtual bool HasPrintSetupDialog();
128 virtual wxDialog *CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data );
129 virtual bool HasOwnPrintToFile();
130 virtual bool HasPrinterLine();
131 virtual wxString CreatePrinterLine();
132 virtual bool HasStatusLine();
133 virtual wxString CreateStatusLine();
134
135 virtual wxPrintNativeDataBase *CreatePrintNativeData();
136};
137
138//----------------------------------------------------------------------------
139// wxPrintNativeDataBase
140//----------------------------------------------------------------------------
141
142class WXDLLIMPEXP_CORE wxPrintNativeDataBase: public wxObject
143{
144public:
145 wxPrintNativeDataBase();
146 virtual ~wxPrintNativeDataBase() {}
147
148 virtual bool TransferTo( wxPrintData &data ) = 0;
149 virtual bool TransferFrom( const wxPrintData &data ) = 0;
150
151 virtual bool Ok() const { return IsOk(); }
152 virtual bool IsOk() const = 0;
153
154 int m_ref;
155
156private:
157 DECLARE_CLASS(wxPrintNativeDataBase)
158 DECLARE_NO_COPY_CLASS(wxPrintNativeDataBase)
159};
160
161//----------------------------------------------------------------------------
162// wxPrinterBase
163//----------------------------------------------------------------------------
164
165/*
166 * Represents the printer: manages printing a wxPrintout object
167 */
168
169class WXDLLIMPEXP_CORE wxPrinterBase: public wxObject
170{
171public:
172 wxPrinterBase(wxPrintDialogData *data = (wxPrintDialogData *) NULL);
173 virtual ~wxPrinterBase();
174
175 virtual wxWindow *CreateAbortWindow(wxWindow *parent, wxPrintout *printout);
176 virtual void ReportError(wxWindow *parent, wxPrintout *printout, const wxString& message);
177
178 virtual wxPrintDialogData& GetPrintDialogData() const;
179 bool GetAbort() const { return sm_abortIt; }
180
181 static wxPrinterError GetLastError() { return sm_lastError; }
182
183 ///////////////////////////////////////////////////////////////////////////
184 // OVERRIDES
185
186 virtual bool Setup(wxWindow *parent) = 0;
187 virtual bool Print(wxWindow *parent, wxPrintout *printout, bool prompt = true) = 0;
188 virtual wxDC* PrintDialog(wxWindow *parent) = 0;
189
190protected:
191 wxPrintDialogData m_printDialogData;
192 wxPrintout* m_currentPrintout;
193
194 static wxPrinterError sm_lastError;
195
196public:
197 static wxWindow* sm_abortWindow;
198 static bool sm_abortIt;
199
200private:
201 DECLARE_CLASS(wxPrinterBase)
202 DECLARE_NO_COPY_CLASS(wxPrinterBase)
203};
204
205//----------------------------------------------------------------------------
206// wxPrinter
207//----------------------------------------------------------------------------
208
209class WXDLLIMPEXP_CORE wxPrinter: public wxPrinterBase
210{
211public:
212 wxPrinter(wxPrintDialogData *data = (wxPrintDialogData *) NULL);
213 virtual ~wxPrinter();
214
215 virtual wxWindow *CreateAbortWindow(wxWindow *parent, wxPrintout *printout);
216 virtual void ReportError(wxWindow *parent, wxPrintout *printout, const wxString& message);
217
218 virtual bool Setup(wxWindow *parent);
219 virtual bool Print(wxWindow *parent, wxPrintout *printout, bool prompt = true);
220 virtual wxDC* PrintDialog(wxWindow *parent);
221
222 virtual wxPrintDialogData& GetPrintDialogData() const;
223
224protected:
225 wxPrinterBase *m_pimpl;
226
227private:
228 DECLARE_CLASS(wxPrinter)
229 DECLARE_NO_COPY_CLASS(wxPrinter)
230};
231
232//----------------------------------------------------------------------------
233// wxPrintout
234//----------------------------------------------------------------------------
235
236/*
237 * Represents an object via which a document may be printed.
238 * The programmer derives from this, overrides (at least) OnPrintPage,
239 * and passes it to a wxPrinter object for printing, or a wxPrintPreview
240 * object for previewing.
241 */
242
243class WXDLLIMPEXP_CORE wxPrintout: public wxObject
244{
245public:
246 wxPrintout(const wxString& title = wxT("Printout"));
247 virtual ~wxPrintout();
248
249 virtual bool OnBeginDocument(int startPage, int endPage);
250 virtual void OnEndDocument();
251 virtual void OnBeginPrinting();
252 virtual void OnEndPrinting();
253
254 // Guaranteed to be before any other functions are called
255 virtual void OnPreparePrinting() { }
256
257 virtual bool HasPage(int page);
258 virtual bool OnPrintPage(int page) = 0;
259 virtual void GetPageInfo(int *minPage, int *maxPage, int *pageFrom, int *pageTo);
260
261 virtual wxString GetTitle() const { return m_printoutTitle; }
262
263 wxDC *GetDC() const { return m_printoutDC; }
264 void SetDC(wxDC *dc) { m_printoutDC = dc; }
265
266 void FitThisSizeToPaper(const wxSize& imageSize);
267 void FitThisSizeToPage(const wxSize& imageSize);
268 void FitThisSizeToPageMargins(const wxSize& imageSize, const wxPageSetupDialogData& pageSetupData);
269 void MapScreenSizeToPaper();
270 void MapScreenSizeToPage();
271 void MapScreenSizeToPageMargins(const wxPageSetupDialogData& pageSetupData);
272 void MapScreenSizeToDevice();
273
274 wxRect GetLogicalPaperRect() const;
275 wxRect GetLogicalPageRect() const;
276 wxRect GetLogicalPageMarginsRect(const wxPageSetupDialogData& pageSetupData) const;
277
278 void SetLogicalOrigin(wxCoord x, wxCoord y);
279 void OffsetLogicalOrigin(wxCoord xoff, wxCoord yoff);
280
281 void SetPageSizePixels(int w, int h) { m_pageWidthPixels = w; m_pageHeightPixels = h; }
282 void GetPageSizePixels(int *w, int *h) const { *w = m_pageWidthPixels; *h = m_pageHeightPixels; }
283 void SetPageSizeMM(int w, int h) { m_pageWidthMM = w; m_pageHeightMM = h; }
284 void GetPageSizeMM(int *w, int *h) const { *w = m_pageWidthMM; *h = m_pageHeightMM; }
285
286 void SetPPIScreen(int x, int y) { m_PPIScreenX = x; m_PPIScreenY = y; }
287 void GetPPIScreen(int *x, int *y) const { *x = m_PPIScreenX; *y = m_PPIScreenY; }
288 void SetPPIPrinter(int x, int y) { m_PPIPrinterX = x; m_PPIPrinterY = y; }
289 void GetPPIPrinter(int *x, int *y) const { *x = m_PPIPrinterX; *y = m_PPIPrinterY; }
290
291 void SetPaperRectPixels(const wxRect& paperRectPixels) { m_paperRectPixels = paperRectPixels; }
292 wxRect GetPaperRectPixels() const { return m_paperRectPixels; }
293
294 virtual bool IsPreview() const { return m_isPreview; }
295
296 virtual void SetIsPreview(bool p) { m_isPreview = p; }
297
298private:
299 wxString m_printoutTitle;
300 wxDC* m_printoutDC;
301
302 int m_pageWidthPixels;
303 int m_pageHeightPixels;
304
305 int m_pageWidthMM;
306 int m_pageHeightMM;
307
308 int m_PPIScreenX;
309 int m_PPIScreenY;
310 int m_PPIPrinterX;
311 int m_PPIPrinterY;
312
313 wxRect m_paperRectPixels;
314
315 bool m_isPreview;
316
317private:
318 DECLARE_ABSTRACT_CLASS(wxPrintout)
319 DECLARE_NO_COPY_CLASS(wxPrintout)
320};
321
322//----------------------------------------------------------------------------
323// wxPreviewCanvas
324//----------------------------------------------------------------------------
325
326/*
327 * Canvas upon which a preview is drawn.
328 */
329
330class WXDLLIMPEXP_CORE wxPreviewCanvas: public wxScrolledWindow
331{
332public:
333 wxPreviewCanvas(wxPrintPreviewBase *preview,
334 wxWindow *parent,
335 const wxPoint& pos = wxDefaultPosition,
336 const wxSize& size = wxDefaultSize,
337 long style = 0,
338 const wxString& name = wxT("canvas"));
339 virtual ~wxPreviewCanvas();
340
341 void SetPreview(wxPrintPreviewBase *preview) { m_printPreview = preview; }
342
343 void OnPaint(wxPaintEvent& event);
344 void OnChar(wxKeyEvent &event);
345 // Responds to colour changes
346 void OnSysColourChanged(wxSysColourChangedEvent& event);
347
348private:
349#if wxUSE_MOUSEWHEEL
350 void OnMouseWheel(wxMouseEvent& event);
351#endif // wxUSE_MOUSEWHEEL
352 void OnIdle(wxIdleEvent& event);
353
354 wxPrintPreviewBase* m_printPreview;
355
356 DECLARE_CLASS(wxPreviewCanvas)
357 DECLARE_EVENT_TABLE()
358 DECLARE_NO_COPY_CLASS(wxPreviewCanvas)
359};
360
361//----------------------------------------------------------------------------
362// wxPreviewFrame
363//----------------------------------------------------------------------------
364
365/*
366 * Default frame for showing preview.
367 */
368
369class WXDLLIMPEXP_CORE wxPreviewFrame: public wxFrame
370{
371public:
372 wxPreviewFrame(wxPrintPreviewBase *preview,
373 wxWindow *parent,
374 const wxString& title = wxT("Print Preview"),
375 const wxPoint& pos = wxDefaultPosition,
376 const wxSize& size = wxDefaultSize,
377 long style = wxDEFAULT_FRAME_STYLE,
378 const wxString& name = wxT("frame"));
379 virtual ~wxPreviewFrame();
380
381 void OnCloseWindow(wxCloseEvent& event);
382 virtual void Initialize();
383 virtual void CreateCanvas();
384 virtual void CreateControlBar();
385
386 inline wxPreviewControlBar* GetControlBar() const { return m_controlBar; }
387
388protected:
389 wxPreviewCanvas* m_previewCanvas;
390 wxPreviewControlBar* m_controlBar;
391 wxPrintPreviewBase* m_printPreview;
392 wxWindowDisabler* m_windowDisabler;
393
394private:
395 void OnChar(wxKeyEvent& event);
396
397 DECLARE_EVENT_TABLE()
398 DECLARE_CLASS(wxPreviewFrame)
399 DECLARE_NO_COPY_CLASS(wxPreviewFrame)
400};
401
402//----------------------------------------------------------------------------
403// wxPreviewControlBar
404//----------------------------------------------------------------------------
405
406/*
407 * A panel with buttons for controlling a print preview.
408 * The programmer may wish to use other means for controlling
409 * the print preview.
410 */
411
412#define wxPREVIEW_PRINT 1
413#define wxPREVIEW_PREVIOUS 2
414#define wxPREVIEW_NEXT 4
415#define wxPREVIEW_ZOOM 8
416#define wxPREVIEW_FIRST 16
417#define wxPREVIEW_LAST 32
418#define wxPREVIEW_GOTO 64
419
420#define wxPREVIEW_DEFAULT (wxPREVIEW_PREVIOUS|wxPREVIEW_NEXT|wxPREVIEW_ZOOM\
421 |wxPREVIEW_FIRST|wxPREVIEW_GOTO|wxPREVIEW_LAST)
422
423// Ids for controls
424#define wxID_PREVIEW_CLOSE 1
425#define wxID_PREVIEW_NEXT 2
426#define wxID_PREVIEW_PREVIOUS 3
427#define wxID_PREVIEW_PRINT 4
428#define wxID_PREVIEW_ZOOM 5
429#define wxID_PREVIEW_FIRST 6
430#define wxID_PREVIEW_LAST 7
431#define wxID_PREVIEW_GOTO 8
432
433class WXDLLIMPEXP_CORE wxPreviewControlBar: public wxPanel
434{
435 DECLARE_CLASS(wxPreviewControlBar)
436
437public:
438 wxPreviewControlBar(wxPrintPreviewBase *preview,
439 long buttons,
440 wxWindow *parent,
441 const wxPoint& pos = wxDefaultPosition,
442 const wxSize& size = wxDefaultSize,
443 long style = wxTAB_TRAVERSAL,
444 const wxString& name = wxT("panel"));
445 virtual ~wxPreviewControlBar();
446
447 virtual void CreateButtons();
448 virtual void SetZoomControl(int zoom);
449 virtual int GetZoomControl();
450 virtual wxPrintPreviewBase *GetPrintPreview() const
451 { return m_printPreview; }
452
453 void OnWindowClose(wxCommandEvent& event);
454 void OnNext();
455 void OnPrevious();
456 void OnFirst();
457 void OnLast();
458 void OnGoto();
459 void OnPrint();
460 void OnPrintButton(wxCommandEvent& WXUNUSED(event)) { OnPrint(); }
461 void OnNextButton(wxCommandEvent & WXUNUSED(event)) { OnNext(); }
462 void OnPreviousButton(wxCommandEvent & WXUNUSED(event)) { OnPrevious(); }
463 void OnFirstButton(wxCommandEvent & WXUNUSED(event)) { OnFirst(); }
464 void OnLastButton(wxCommandEvent & WXUNUSED(event)) { OnLast(); }
465 void OnGotoButton(wxCommandEvent & WXUNUSED(event)) { OnGoto(); }
466 void OnZoom(wxCommandEvent& event);
467 void OnPaint(wxPaintEvent& event);
468
469protected:
470 wxPrintPreviewBase* m_printPreview;
471 wxButton* m_closeButton;
472 wxButton* m_nextPageButton;
473 wxButton* m_previousPageButton;
474 wxButton* m_printButton;
475 wxChoice* m_zoomControl;
476 wxButton* m_firstPageButton;
477 wxButton* m_lastPageButton;
478 wxButton* m_gotoPageButton;
479 long m_buttonFlags;
480
481private:
482 DECLARE_EVENT_TABLE()
483 DECLARE_NO_COPY_CLASS(wxPreviewControlBar)
484};
485
486//----------------------------------------------------------------------------
487// wxPrintPreviewBase
488//----------------------------------------------------------------------------
489
490/*
491 * Programmer creates an object of this class to preview a wxPrintout.
492 */
493
494class WXDLLIMPEXP_CORE wxPrintPreviewBase: public wxObject
495{
496public:
497 wxPrintPreviewBase(wxPrintout *printout,
498 wxPrintout *printoutForPrinting = (wxPrintout *) NULL,
499 wxPrintDialogData *data = (wxPrintDialogData *) NULL);
500 wxPrintPreviewBase(wxPrintout *printout,
501 wxPrintout *printoutForPrinting,
502 wxPrintData *data);
503 virtual ~wxPrintPreviewBase();
504
505 virtual bool SetCurrentPage(int pageNum);
506 virtual int GetCurrentPage() const;
507
508 virtual void SetPrintout(wxPrintout *printout);
509 virtual wxPrintout *GetPrintout() const;
510 virtual wxPrintout *GetPrintoutForPrinting() const;
511
512 virtual void SetFrame(wxFrame *frame);
513 virtual void SetCanvas(wxPreviewCanvas *canvas);
514
515 virtual wxFrame *GetFrame() const;
516 virtual wxPreviewCanvas *GetCanvas() const;
517
518 // This is a helper routine, used by the next 4 routines.
519
520 virtual void CalcRects(wxPreviewCanvas *canvas, wxRect& printableAreaRect, wxRect& paperRect);
521
522 // The preview canvas should call this from OnPaint
523 virtual bool PaintPage(wxPreviewCanvas *canvas, wxDC& dc);
524
525 // Updates rendered page by calling RenderPage() if needed, returns true
526 // if there was some change. Preview canvas should call it at idle time
527 virtual bool UpdatePageRendering();
528
529 // This draws a blank page onto the preview canvas
530 virtual bool DrawBlankPage(wxPreviewCanvas *canvas, wxDC& dc);
531
532 // Adjusts the scrollbars for the current scale
533 virtual void AdjustScrollbars(wxPreviewCanvas *canvas);
534
535 // This is called by wxPrintPreview to render a page into a wxMemoryDC.
536 virtual bool RenderPage(int pageNum);
537
538
539 virtual void SetZoom(int percent);
540 virtual int GetZoom() const;
541
542 virtual wxPrintDialogData& GetPrintDialogData();
543
544 virtual int GetMaxPage() const;
545 virtual int GetMinPage() const;
546
547 virtual bool Ok() const { return IsOk(); }
548 virtual bool IsOk() const;
549 virtual void SetOk(bool ok);
550
551 ///////////////////////////////////////////////////////////////////////////
552 // OVERRIDES
553
554 // If we own a wxPrintout that can be used for printing, this
555 // will invoke the actual printing procedure. Called
556 // by the wxPreviewControlBar.
557 virtual bool Print(bool interactive) = 0;
558
559 // Calculate scaling that needs to be done to get roughly
560 // the right scaling for the screen pretending to be
561 // the currently selected printer.
562 virtual void DetermineScaling() = 0;
563
564protected:
565 // helpers for RenderPage():
566 virtual bool RenderPageIntoDC(wxDC& dc, int pageNum);
567 // renders preview into m_previewBitmap
568 virtual bool RenderPageIntoBitmap(wxBitmap& bmp, int pageNum);
569
570 void InvalidatePreviewBitmap();
571
572protected:
573 wxPrintDialogData m_printDialogData;
574 wxPreviewCanvas* m_previewCanvas;
575 wxFrame* m_previewFrame;
576 wxBitmap* m_previewBitmap;
577 bool m_previewFailed;
578 wxPrintout* m_previewPrintout;
579 wxPrintout* m_printPrintout;
580 int m_currentPage;
581 int m_currentZoom;
582 float m_previewScaleX;
583 float m_previewScaleY;
584 int m_topMargin;
585 int m_leftMargin;
586 int m_pageWidth;
587 int m_pageHeight;
588 int m_minPage;
589 int m_maxPage;
590
591 bool m_isOk;
592 bool m_printingPrepared; // Called OnPreparePrinting?
593
594private:
595 void Init(wxPrintout *printout, wxPrintout *printoutForPrinting);
596
597 DECLARE_NO_COPY_CLASS(wxPrintPreviewBase)
598 DECLARE_CLASS(wxPrintPreviewBase)
599};
600
601//----------------------------------------------------------------------------
602// wxPrintPreview
603//----------------------------------------------------------------------------
604
605class WXDLLIMPEXP_CORE wxPrintPreview: public wxPrintPreviewBase
606{
607public:
608 wxPrintPreview(wxPrintout *printout,
609 wxPrintout *printoutForPrinting = (wxPrintout *) NULL,
610 wxPrintDialogData *data = (wxPrintDialogData *) NULL);
611 wxPrintPreview(wxPrintout *printout,
612 wxPrintout *printoutForPrinting,
613 wxPrintData *data);
614 virtual ~wxPrintPreview();
615
616 virtual bool SetCurrentPage(int pageNum);
617 virtual int GetCurrentPage() const;
618 virtual void SetPrintout(wxPrintout *printout);
619 virtual wxPrintout *GetPrintout() const;
620 virtual wxPrintout *GetPrintoutForPrinting() const;
621 virtual void SetFrame(wxFrame *frame);
622 virtual void SetCanvas(wxPreviewCanvas *canvas);
623
624 virtual wxFrame *GetFrame() const;
625 virtual wxPreviewCanvas *GetCanvas() const;
626 virtual bool PaintPage(wxPreviewCanvas *canvas, wxDC& dc);
627 virtual bool UpdatePageRendering();
628 virtual bool DrawBlankPage(wxPreviewCanvas *canvas, wxDC& dc);
629 virtual void AdjustScrollbars(wxPreviewCanvas *canvas);
630 virtual bool RenderPage(int pageNum);
631 virtual void SetZoom(int percent);
632 virtual int GetZoom() const;
633
634 virtual bool Print(bool interactive);
635 virtual void DetermineScaling();
636
637 virtual wxPrintDialogData& GetPrintDialogData();
638
639 virtual int GetMaxPage() const;
640 virtual int GetMinPage() const;
641
642 virtual bool Ok() const { return IsOk(); }
643 virtual bool IsOk() const;
644 virtual void SetOk(bool ok);
645
646private:
647 wxPrintPreviewBase *m_pimpl;
648
649private:
650 DECLARE_CLASS(wxPrintPreview)
651 DECLARE_NO_COPY_CLASS(wxPrintPreview)
652};
653
654//----------------------------------------------------------------------------
655// wxPrintAbortDialog
656//----------------------------------------------------------------------------
657
658class WXDLLIMPEXP_CORE wxPrintAbortDialog: public wxDialog
659{
660public:
661 wxPrintAbortDialog(wxWindow *parent,
662 const wxString& title,
663 const wxPoint& pos = wxDefaultPosition,
664 const wxSize& size = wxDefaultSize,
665 long style = 0,
666 const wxString& name = wxT("dialog"))
667 : wxDialog(parent, wxID_ANY, title, pos, size, style, name)
668 {
669 }
670
671 void OnCancel(wxCommandEvent& event);
672
673private:
674 DECLARE_EVENT_TABLE()
675 DECLARE_NO_COPY_CLASS(wxPrintAbortDialog)
676};
677
678#endif // wxUSE_PRINTING_ARCHITECTURE
679
680#endif
681 // _WX_PRNTBASEH__
wxWidgets (Impactor)