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