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5d9ea849 1/////////////////////////////////////////////////////////////////////////////
1e6feb95 2// Name: src/common/docview.cpp
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3// Purpose: Document/view classes
4// Author: Julian Smart
c77049a0 5// Modified by: Vadim Zeitlin
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6// Created: 01/02/97
7// RCS-ID: $Id$
55d99c7a 8// Copyright: (c) Julian Smart
65571936 9// Licence: wxWindows licence
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10/////////////////////////////////////////////////////////////////////////////
11
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12// ============================================================================
13// declarations
14// ============================================================================
15
16// ----------------------------------------------------------------------------
17// headers
18// ----------------------------------------------------------------------------
19
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20// For compilers that support precompilation, includes "wx.h".
21#include "wx/wxprec.h"
22
23#ifdef __BORLANDC__
8ecff181 24 #pragma hdrstop
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25#endif
26
47d67540 27#if wxUSE_DOC_VIEW_ARCHITECTURE
c801d85f 28
246c5004
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29#include "wx/docview.h"
30
c801d85f 31#ifndef WX_PRECOMP
8ecff181 32 #include "wx/list.h"
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33 #include "wx/string.h"
34 #include "wx/utils.h"
35 #include "wx/app.h"
36 #include "wx/dc.h"
d0bdc3ca 37 #include "wx/dialog.h"
0fb67cd1 38 #include "wx/menu.h"
0fb67cd1 39 #include "wx/filedlg.h"
6de2f8b9 40 #include "wx/intl.h"
c0369005 41 #include "wx/log.h"
246c5004 42 #include "wx/msgdlg.h"
59cf2e49 43 #include "wx/mdi.h"
949c9f74 44 #include "wx/choicdlg.h"
f7bd2698
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45#endif
46
ce4169a4 47#if wxUSE_PRINTING_ARCHITECTURE
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48 #include "wx/prntbase.h"
49 #include "wx/printdlg.h"
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50#endif
51
7f555861 52#include "wx/confbase.h"
c77049a0 53#include "wx/filename.h"
74b31181 54#include "wx/file.h"
c77049a0 55#include "wx/ffile.h"
1e6feb95 56#include "wx/cmdproc.h"
0f30d8e3 57#include "wx/tokenzr.h"
b4a980f4 58#include "wx/filename.h"
d8efd219 59#include "wx/stdpaths.h"
c77049a0 60#include "wx/vector.h"
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61#include "wx/scopedarray.h"
62#include "wx/scopedptr.h"
3a393f8a 63#include "wx/except.h"
c801d85f 64
a533f5c1 65#if wxUSE_STD_IOSTREAM
8ecff181 66 #include "wx/ioswrap.h"
968454db 67 #include "wx/beforestd.h"
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68 #if wxUSE_IOSTREAMH
69 #include <fstream.h>
70 #else
71 #include <fstream>
72 #endif
968454db 73 #include "wx/afterstd.h"
a533f5c1 74#else
8ecff181 75 #include "wx/wfstream.h"
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76#endif
77
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78typedef wxVector<wxDocTemplate *> wxDocTemplates;
79
0fb67cd1 80// ----------------------------------------------------------------------------
77ffb593 81// wxWidgets macros
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82// ----------------------------------------------------------------------------
83
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84IMPLEMENT_ABSTRACT_CLASS(wxDocument, wxEvtHandler)
85IMPLEMENT_ABSTRACT_CLASS(wxView, wxEvtHandler)
86IMPLEMENT_ABSTRACT_CLASS(wxDocTemplate, wxObject)
87IMPLEMENT_DYNAMIC_CLASS(wxDocManager, wxEvtHandler)
88IMPLEMENT_CLASS(wxDocChildFrame, wxFrame)
89IMPLEMENT_CLASS(wxDocParentFrame, wxFrame)
0fb67cd1 90
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91#if wxUSE_PRINTING_ARCHITECTURE
92 IMPLEMENT_DYNAMIC_CLASS(wxDocPrintout, wxPrintout)
93#endif
0fb67cd1 94
1e6feb95 95IMPLEMENT_DYNAMIC_CLASS(wxFileHistory, wxObject)
c801d85f 96
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97// ============================================================================
98// implementation
99// ============================================================================
100
101// ----------------------------------------------------------------------------
c77049a0 102// private helpers
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103// ----------------------------------------------------------------------------
104
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105namespace
106{
107
c77049a0 108wxString FindExtension(const wxString& path)
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109{
110 wxString ext;
47d281e6 111 wxFileName::SplitPath(path, NULL, NULL, &ext);
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112
113 // VZ: extensions are considered not case sensitive - is this really a good
114 // idea?
115 return ext.MakeLower();
116}
117
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118// return the string used for the MRU list items in the menu
119//
120// NB: the index n is 0-based, as usual, but the strings start from 1
121wxString GetMRUEntryLabel(int n, const wxString& path)
122{
123 // we need to quote '&' characters which are used for mnemonics
124 wxString pathInMenu(path);
125 pathInMenu.Replace("&", "&&");
126
127 return wxString::Format("&%d %s", n + 1, pathInMenu);
128}
129
130} // anonymous namespace
131
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132// ----------------------------------------------------------------------------
133// Definition of wxDocument
134// ----------------------------------------------------------------------------
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135
136wxDocument::wxDocument(wxDocument *parent)
137{
68379eaf 138 m_documentModified = false;
0fb67cd1 139 m_documentParent = parent;
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140 m_documentTemplate = NULL;
141 m_commandProcessor = NULL;
68379eaf 142 m_savedYet = false;
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143}
144
0fb67cd1 145bool wxDocument::DeleteContents()
c801d85f 146{
68379eaf 147 return true;
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148}
149
0fb67cd1 150wxDocument::~wxDocument()
c801d85f 151{
0fb67cd1 152 DeleteContents();
c801d85f 153
89d94e04 154 delete m_commandProcessor;
c801d85f 155
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156 if (GetDocumentManager())
157 GetDocumentManager()->RemoveDocument(this);
c801d85f 158
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159 // Not safe to do here, since it'll invoke virtual view functions
160 // expecting to see valid derived objects: and by the time we get here,
161 // we've called destructors higher up.
162 //DeleteAllViews();
c801d85f 163}
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164
165bool wxDocument::Close()
c801d85f 166{
89d94e04 167 if ( !OnSaveModified() )
68379eaf 168 return false;
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169
170 return OnCloseDocument();
c801d85f 171}
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172
173bool wxDocument::OnCloseDocument()
c801d85f 174{
b23e843b 175 // Tell all views that we're about to close
42771621 176 NotifyClosing();
0fb67cd1 177 DeleteContents();
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178 Modify(false);
179 return true;
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180}
181
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182// Note that this implicitly deletes the document when the last view is
183// deleted.
184bool wxDocument::DeleteAllViews()
c801d85f 185{
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186 wxDocManager* manager = GetDocumentManager();
187
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188 // first check if all views agree to be closed
189 const wxList::iterator end = m_documentViews.end();
190 for ( wxList::iterator i = m_documentViews.begin(); i != end; ++i )
0fb67cd1 191 {
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192 wxView *view = (wxView *)*i;
193 if ( !view->Close() )
68379eaf 194 return false;
0fb67cd1 195 }
d5a93fda 196
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197 // all views agreed to close, now do close them
198 if ( m_documentViews.empty() )
199 {
200 // normally the document would be implicitly deleted when the last view
201 // is, but if don't have any views, do it here instead
202 if ( manager && manager->GetDocuments().Member(this) )
203 delete this;
204 }
205 else // have views
206 {
207 // as we delete elements we iterate over, don't use the usual "from
208 // begin to end" loop
209 for ( ;; )
210 {
211 wxView *view = (wxView *)*m_documentViews.begin();
212
213 bool isLastOne = m_documentViews.size() == 1;
214
215 // this always deletes the node implicitly and if this is the last
216 // view also deletes this object itself (also implicitly, great),
217 // so we can't test for m_documentViews.empty() after calling this!
218 delete view;
219
220 if ( isLastOne )
221 break;
222 }
223 }
f6bcfd97 224
68379eaf 225 return true;
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226}
227
6de2f8b9 228wxView *wxDocument::GetFirstView() const
c801d85f 229{
89d94e04 230 if ( m_documentViews.empty() )
c77049a0 231 return NULL;
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232
233 return static_cast<wxView *>(m_documentViews.GetFirst()->GetData());
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234}
235
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236void wxDocument::Modify(bool mod)
237{
238 if (mod != m_documentModified)
239 {
240 m_documentModified = mod;
241
242 // Allow views to append asterix to the title
243 wxView* view = GetFirstView();
244 if (view) view->OnChangeFilename();
245 }
246}
247
6de2f8b9 248wxDocManager *wxDocument::GetDocumentManager() const
c801d85f 249{
c77049a0 250 return m_documentTemplate ? m_documentTemplate->GetDocumentManager() : NULL;
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251}
252
0fb67cd1 253bool wxDocument::OnNewDocument()
c801d85f 254{
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255 // notice that there is no need to neither reset nor even check the
256 // modified flag here as the document itself is a new object (this is only
257 // called from CreateDocument()) and so it shouldn't be saved anyhow even
258 // if it is modified -- this could happen if the user code creates
259 // documents pre-filled with some user-entered (and which hence must not be
260 // lost) information
c801d85f 261
68379eaf 262 SetDocumentSaved(false);
c801d85f 263
724b119a 264 const wxString name = GetDocumentManager()->MakeNewDocumentName();
0fb67cd1 265 SetTitle(name);
68379eaf 266 SetFilename(name, true);
0fb67cd1 267
68379eaf 268 return true;
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269}
270
0fb67cd1 271bool wxDocument::Save()
c801d85f 272{
de56f240 273 if ( AlreadySaved() )
68379eaf 274 return true;
c801d85f 275
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276 if ( m_documentFile.empty() || !m_savedYet )
277 return SaveAs();
278
279 return OnSaveDocument(m_documentFile);
c801d85f 280}
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281
282bool wxDocument::SaveAs()
c801d85f 283{
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284 wxDocTemplate *docTemplate = GetDocumentTemplate();
285 if (!docTemplate)
68379eaf 286 return false;
0fb67cd1 287
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288#ifdef wxHAS_MULTIPLE_FILEDLG_FILTERS
289 wxString filter = docTemplate->GetDescription() + wxT(" (") +
290 docTemplate->GetFileFilter() + wxT(")|") +
291 docTemplate->GetFileFilter();
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292
293 // Now see if there are some other template with identical view and document
294 // classes, whose filters may also be used.
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295 if (docTemplate->GetViewClassInfo() && docTemplate->GetDocClassInfo())
296 {
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297 wxList::compatibility_iterator
298 node = docTemplate->GetDocumentManager()->GetTemplates().GetFirst();
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299 while (node)
300 {
301 wxDocTemplate *t = (wxDocTemplate*) node->GetData();
68379eaf 302
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303 if (t->IsVisible() && t != docTemplate &&
304 t->GetViewClassInfo() == docTemplate->GetViewClassInfo() &&
305 t->GetDocClassInfo() == docTemplate->GetDocClassInfo())
306 {
307 // add a '|' to separate this filter from the previous one
b494c48b 308 if ( !filter.empty() )
04129514 309 filter << wxT('|');
68379eaf 310
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311 filter << t->GetDescription()
312 << wxT(" (") << t->GetFileFilter() << wxT(") |")
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313 << t->GetFileFilter();
314 }
315
316 node = node->GetNext();
317 }
318 }
319#else
320 wxString filter = docTemplate->GetFileFilter() ;
321#endif
89d94e04 322
e0214f1f 323 wxString defaultDir = docTemplate->GetDirectory();
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324 if ( defaultDir.empty() )
325 {
e0214f1f 326 defaultDir = wxPathOnly(GetFilename());
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327 if ( defaultDir.empty() )
328 defaultDir = GetDocumentManager()->GetLastDirectory();
329 }
e0214f1f 330
00e3ea1c 331 wxString fileName = wxFileSelector(_("Save As"),
e0214f1f 332 defaultDir,
015e69f3 333 wxFileNameFromPath(GetFilename()),
0fb67cd1 334 docTemplate->GetDefaultExtension(),
04129514 335 filter,
ff3e84ff 336 wxFD_SAVE | wxFD_OVERWRITE_PROMPT,
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337 GetDocumentWindow());
338
00e3ea1c 339 if (fileName.empty())
89d94e04 340 return false; // cancelled by user
ba681060 341
9d4a05be 342 // Files that were not saved correctly are not added to the FileHistory.
00e3ea1c 343 if (!OnSaveDocument(fileName))
68379eaf 344 return false;
9d4a05be 345
00e3ea1c
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346 SetTitle(wxFileNameFromPath(fileName));
347 SetFilename(fileName, true); // will call OnChangeFileName automatically
348
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349 // A file that doesn't use the default extension of its document template
350 // cannot be opened via the FileHistory, so we do not add it.
351 if (docTemplate->FileMatchesTemplate(fileName))
352 {
353 GetDocumentManager()->AddFileToHistory(fileName);
354 }
355 //else: the user will probably not be able to open the file again, so we
356 // could warn about the wrong file-extension here
89d94e04 357
fd461854 358 return true;
c801d85f 359}
0fb67cd1 360
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361bool wxDocument::OnSaveDocument(const wxString& file)
362{
0fb67cd1 363 if ( !file )
68379eaf 364 return false;
c801d85f 365
69936aea 366 if ( !DoSaveDocument(file) )
68379eaf 367 return false;
0fb67cd1 368
68379eaf 369 Modify(false);
0fb67cd1 370 SetFilename(file);
68379eaf 371 SetDocumentSaved(true);
26eef304 372#if defined( __WXOSX_MAC__ ) && wxOSX_USE_CARBON
b8afeb43
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373 wxFileName fn(file) ;
374 fn.MacSetDefaultTypeAndCreator() ;
375#endif
68379eaf 376 return true;
c801d85f 377}
0fb67cd1 378
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379bool wxDocument::OnOpenDocument(const wxString& file)
380{
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381 // notice that there is no need to check the modified flag here for the
382 // reasons explained in OnNewDocument()
c801d85f 383
69936aea 384 if ( !DoOpenDocument(file) )
68379eaf 385 return false;
0fb67cd1 386
68379eaf 387 SetFilename(file, true);
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388
389 // stretching the logic a little this does make sense because the document
390 // had been saved into the file we just loaded it from, it just could have
391 // happened during a previous program execution, it's just that the name of
392 // this method is a bit unfortunate, it should probably have been called
393 // HasAssociatedFileName()
394 SetDocumentSaved(true);
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395
396 UpdateAllViews();
c801d85f 397
68379eaf 398 return true;
c801d85f 399}
0fb67cd1 400
a533f5c1 401#if wxUSE_STD_IOSTREAM
dd107c50 402wxSTD istream& wxDocument::LoadObject(wxSTD istream& stream)
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403#else
404wxInputStream& wxDocument::LoadObject(wxInputStream& stream)
405#endif
c801d85f 406{
0fb67cd1 407 return stream;
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408}
409
23a54e14 410#if wxUSE_STD_IOSTREAM
dd107c50 411wxSTD ostream& wxDocument::SaveObject(wxSTD ostream& stream)
a533f5c1 412#else
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413wxOutputStream& wxDocument::SaveObject(wxOutputStream& stream)
414#endif
a533f5c1 415{
23a54e14 416 return stream;
a533f5c1 417}
c801d85f 418
0fb67cd1 419bool wxDocument::Revert()
c801d85f 420{
4311588b
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421 if ( wxMessageBox
422 (
423 _("Discard changes and reload the last saved version?"),
424 wxTheApp->GetAppDisplayName(),
425 wxYES_NO | wxCANCEL | wxICON_QUESTION,
426 GetDocumentWindow()
427 ) != wxYES )
428 return false;
429
430 if ( !DoOpenDocument(GetFilename()) )
431 return false;
432
433 Modify(false);
434 UpdateAllViews();
435
436 return true;
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437}
438
439
440// Get title, or filename if no title, else unnamed
724b119a 441#if WXWIN_COMPATIBILITY_2_8
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442bool wxDocument::GetPrintableName(wxString& buf) const
443{
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444 // this function can not only be overridden by the user code but also
445 // called by it so we need to ensure that we return the same thing as
446 // GetUserReadableName() but we can't call it because this would result in
447 // an infinite recursion, hence we use the helper DoGetUserReadableName()
448 buf = DoGetUserReadableName();
449
450 return true;
451}
452#endif // WXWIN_COMPATIBILITY_2_8
453
454wxString wxDocument::GetUserReadableName() const
455{
456#if WXWIN_COMPATIBILITY_2_8
457 // we need to call the old virtual function to ensure that the overridden
458 // version of it is still called
459 wxString name;
460 if ( GetPrintableName(name) )
461 return name;
462#endif // WXWIN_COMPATIBILITY_2_8
463
464 return DoGetUserReadableName();
465}
466
467wxString wxDocument::DoGetUserReadableName() const
468{
469 if ( !m_documentTitle.empty() )
470 return m_documentTitle;
471
472 if ( !m_documentFile.empty() )
473 return wxFileNameFromPath(m_documentFile);
474
475 return _("unnamed");
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476}
477
6de2f8b9 478wxWindow *wxDocument::GetDocumentWindow() const
c801d85f 479{
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480 wxView * const view = GetFirstView();
481
482 return view ? view->GetFrame() : wxTheApp->GetTopWindow();
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483}
484
0fb67cd1 485wxCommandProcessor *wxDocument::OnCreateCommandProcessor()
c801d85f 486{
0fb67cd1 487 return new wxCommandProcessor;
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488}
489
68379eaf 490// true if safe to close
0fb67cd1 491bool wxDocument::OnSaveModified()
c801d85f 492{
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493 if ( IsModified() )
494 {
495 switch ( wxMessageBox
496 (
497 wxString::Format
498 (
4f57a7bf 499 _("Do you want to save changes to %s?"),
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500 GetUserReadableName()
501 ),
502 wxTheApp->GetAppDisplayName(),
b6e96faf 503 wxYES_NO | wxCANCEL | wxICON_QUESTION | wxCENTRE
c77049a0 504 ) )
0fb67cd1 505 {
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506 case wxNO:
507 Modify(false);
508 break;
509
510 case wxYES:
511 return Save();
512
513 case wxCANCEL:
514 return false;
0fb67cd1 515 }
c801d85f 516 }
c77049a0 517
68379eaf 518 return true;
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519}
520
521bool wxDocument::Draw(wxDC& WXUNUSED(context))
522{
68379eaf 523 return true;
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524}
525
526bool wxDocument::AddView(wxView *view)
527{
c77049a0 528 if ( !m_documentViews.Member(view) )
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529 {
530 m_documentViews.Append(view);
531 OnChangedViewList();
532 }
68379eaf 533 return true;
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534}
535
536bool wxDocument::RemoveView(wxView *view)
537{
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538 (void)m_documentViews.DeleteObject(view);
539 OnChangedViewList();
68379eaf 540 return true;
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541}
542
543bool wxDocument::OnCreate(const wxString& WXUNUSED(path), long flags)
544{
c77049a0 545 return GetDocumentTemplate()->CreateView(this, flags) != NULL;
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546}
547
548// Called after a view is added or removed.
549// The default implementation deletes the document if
550// there are no more views.
0fb67cd1 551void wxDocument::OnChangedViewList()
c801d85f 552{
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553 if ( m_documentViews.empty() && OnSaveModified() )
554 delete this;
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555}
556
557void wxDocument::UpdateAllViews(wxView *sender, wxObject *hint)
558{
222ed1d6 559 wxList::compatibility_iterator node = m_documentViews.GetFirst();
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560 while (node)
561 {
b1d4dd7a 562 wxView *view = (wxView *)node->GetData();
42771621 563 if (view != sender)
2b5f62a0 564 view->OnUpdate(sender, hint);
b1d4dd7a 565 node = node->GetNext();
0fb67cd1 566 }
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567}
568
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569void wxDocument::NotifyClosing()
570{
222ed1d6 571 wxList::compatibility_iterator node = m_documentViews.GetFirst();
b23e843b
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572 while (node)
573 {
b1d4dd7a 574 wxView *view = (wxView *)node->GetData();
b23e843b 575 view->OnClosingDocument();
b1d4dd7a 576 node = node->GetNext();
b23e843b
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577 }
578}
579
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580void wxDocument::SetFilename(const wxString& filename, bool notifyViews)
581{
0fb67cd1 582 m_documentFile = filename;
00e3ea1c
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583 OnChangeFilename(notifyViews);
584}
585
586void wxDocument::OnChangeFilename(bool notifyViews)
587{
0fb67cd1 588 if ( notifyViews )
c801d85f 589 {
0fb67cd1 590 // Notify the views that the filename has changed
222ed1d6 591 wxList::compatibility_iterator node = m_documentViews.GetFirst();
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592 while (node)
593 {
b1d4dd7a 594 wxView *view = (wxView *)node->GetData();
0fb67cd1 595 view->OnChangeFilename();
b1d4dd7a 596 node = node->GetNext();
0fb67cd1 597 }
c801d85f 598 }
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599}
600
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601bool wxDocument::DoSaveDocument(const wxString& file)
602{
69936aea 603#if wxUSE_STD_IOSTREAM
53e2e87c 604 wxSTD ofstream store(file.mb_str(), wxSTD ios::binary);
c09b7217 605 if ( !store )
69936aea
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606#else
607 wxFileOutputStream store(file);
c09b7217 608 if ( store.GetLastError() != wxSTREAM_NO_ERROR )
69936aea
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609#endif
610 {
e58eaff7 611 wxLogError(_("File \"%s\" could not be opened for writing."), file);
68379eaf 612 return false;
69936aea 613 }
e58eaff7 614
69936aea
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615 if (!SaveObject(store))
616 {
e58eaff7 617 wxLogError(_("Failed to save document to the file \"%s\"."), file);
68379eaf 618 return false;
69936aea
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619 }
620
68379eaf 621 return true;
69936aea
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622}
623
624bool wxDocument::DoOpenDocument(const wxString& file)
625{
69936aea 626#if wxUSE_STD_IOSTREAM
53e2e87c 627 wxSTD ifstream store(file.mb_str(), wxSTD ios::binary);
c09b7217 628 if ( !store )
69936aea
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629#else
630 wxFileInputStream store(file);
9690b006 631 if (store.GetLastError() != wxSTREAM_NO_ERROR || !store.IsOk())
69936aea
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632#endif
633 {
e58eaff7
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634 wxLogError(_("File \"%s\" could not be opened for reading."), file);
635 return false;
636 }
637
69936aea 638#if wxUSE_STD_IOSTREAM
e58eaff7 639 LoadObject(store);
c09b7217 640 if ( !store )
69936aea 641#else
e58eaff7
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642 int res = LoadObject(store).GetLastError();
643 if ( res != wxSTREAM_NO_ERROR && res != wxSTREAM_EOF )
69936aea 644#endif
e58eaff7
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645 {
646 wxLogError(_("Failed to read document from the file \"%s\"."), file);
647 return false;
69936aea
VZ
648 }
649
e58eaff7 650 return true;
69936aea
VZ
651}
652
653
0fb67cd1
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654// ----------------------------------------------------------------------------
655// Document view
656// ----------------------------------------------------------------------------
c801d85f 657
dbdb39b2 658wxView::wxView()
c801d85f 659{
c77049a0 660 m_viewDocument = NULL;
0fb67cd1 661
c77049a0 662 m_viewFrame = NULL;
a9e2e6e5
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663
664 m_docChildFrame = NULL;
c801d85f
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665}
666
0fb67cd1 667wxView::~wxView()
c801d85f 668{
d3785012 669 if (m_viewDocument && GetDocumentManager())
63c639ec 670 GetDocumentManager()->ActivateView(this, false);
a9e2e6e5
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671
672 // reset our frame view first, before removing it from the document as
673 // SetView(NULL) is a simple call while RemoveView() may result in user
674 // code being executed and this user code can, for example, show a message
675 // box which would result in an activation event for m_docChildFrame and so
676 // could reactivate the view being destroyed -- unless we reset it first
677 if ( m_docChildFrame && m_docChildFrame->GetView() == this )
ada1ff0d
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678 {
679 // prevent it from doing anything with us
a9e2e6e5
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680 m_docChildFrame->SetView(NULL);
681
ada1ff0d
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682 // it doesn't make sense to leave the frame alive if its associated
683 // view doesn't exist any more so unconditionally close it as well
684 //
685 // notice that we only get here if m_docChildFrame is non-NULL in the
686 // first place and it will be always NULL if we're deleted because our
687 // frame was closed, so this only catches the case of directly deleting
688 // the view, as it happens if its creation fails in wxDocTemplate::
689 // CreateView() for example
690 m_docChildFrame->GetWindow()->Destroy();
691 }
692
a9e2e6e5
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693 if ( m_viewDocument )
694 m_viewDocument->RemoveView(this);
c801d85f
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695}
696
ada1ff0d
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697void wxView::SetDocChildFrame(wxDocChildFrameAnyBase *docChildFrame)
698{
699 SetFrame(docChildFrame ? docChildFrame->GetWindow() : NULL);
700 m_docChildFrame = docChildFrame;
701}
702
8cc208e3 703bool wxView::TryBefore(wxEvent& event)
c801d85f 704{
bba5e72a
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705 wxDocument * const doc = GetDocument();
706 return doc && doc->ProcessEventHere(event);
c801d85f
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707}
708
89d94e04
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709void wxView::OnActivateView(bool WXUNUSED(activate),
710 wxView *WXUNUSED(activeView),
711 wxView *WXUNUSED(deactiveView))
c801d85f
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712{
713}
714
715void wxView::OnPrint(wxDC *dc, wxObject *WXUNUSED(info))
716{
0fb67cd1 717 OnDraw(dc);
c801d85f
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718}
719
720void wxView::OnUpdate(wxView *WXUNUSED(sender), wxObject *WXUNUSED(hint))
721{
722}
723
0fb67cd1 724void wxView::OnChangeFilename()
c801d85f 725{
faa49bfd
WS
726 // GetFrame can return wxWindow rather than wxTopLevelWindow due to
727 // generic MDI implementation so use SetLabel rather than SetTitle.
728 // It should cause SetTitle() for top level windows.
729 wxWindow *win = GetFrame();
730 if (!win) return;
f2506310 731
faa49bfd
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732 wxDocument *doc = GetDocument();
733 if (!doc) return;
c801d85f 734
250ab35a
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735 wxString label = doc->GetUserReadableName();
736 if (doc->IsModified())
737 {
738 label += "*";
739 }
740 win->SetLabel(label);
c801d85f
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741}
742
743void wxView::SetDocument(wxDocument *doc)
744{
0fb67cd1
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745 m_viewDocument = doc;
746 if (doc)
747 doc->AddView(this);
c801d85f
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748}
749
750bool wxView::Close(bool deleteWindow)
751{
c77049a0 752 return OnClose(deleteWindow);
c801d85f
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753}
754
755void wxView::Activate(bool activate)
756{
bb28b477 757 if (GetDocument() && GetDocumentManager())
0fb67cd1
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758 {
759 OnActivateView(activate, this, GetDocumentManager()->GetCurrentView());
760 GetDocumentManager()->ActivateView(this, activate);
761 }
c801d85f
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762}
763
764bool wxView::OnClose(bool WXUNUSED(deleteWindow))
765{
68379eaf 766 return GetDocument() ? GetDocument()->Close() : true;
c801d85f
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767}
768
47d67540 769#if wxUSE_PRINTING_ARCHITECTURE
0fb67cd1 770wxPrintout *wxView::OnCreatePrintout()
c801d85f 771{
0fb67cd1 772 return new wxDocPrintout(this);
c801d85f 773}
6de2f8b9 774#endif // wxUSE_PRINTING_ARCHITECTURE
c801d85f 775
0fb67cd1
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776// ----------------------------------------------------------------------------
777// wxDocTemplate
778// ----------------------------------------------------------------------------
c801d85f 779
0fb67cd1
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780wxDocTemplate::wxDocTemplate(wxDocManager *manager,
781 const wxString& descr,
782 const wxString& filter,
783 const wxString& dir,
784 const wxString& ext,
785 const wxString& docTypeName,
786 const wxString& viewTypeName,
787 wxClassInfo *docClassInfo,
788 wxClassInfo *viewClassInfo,
789 long flags)
c801d85f 790{
0fb67cd1 791 m_documentManager = manager;
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792 m_description = descr;
793 m_directory = dir;
794 m_defaultExt = ext;
795 m_fileFilter = filter;
796 m_flags = flags;
797 m_docTypeName = docTypeName;
798 m_viewTypeName = viewTypeName;
799 m_documentManager->AssociateTemplate(this);
c801d85f 800
0fb67cd1
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801 m_docClassInfo = docClassInfo;
802 m_viewClassInfo = viewClassInfo;
c801d85f
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803}
804
0fb67cd1 805wxDocTemplate::~wxDocTemplate()
c801d85f 806{
0fb67cd1 807 m_documentManager->DisassociateTemplate(this);
c801d85f 808}
0fb67cd1
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809
810// Tries to dynamically construct an object of the right class.
c801d85f
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811wxDocument *wxDocTemplate::CreateDocument(const wxString& path, long flags)
812{
4c7d530a
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813 // InitDocument() is supposed to delete the document object if its
814 // initialization fails so don't use wxScopedPtr<> here: this is fragile
815 // but unavoidable because the default implementation uses CreateView()
816 // which may -- or not -- create a wxView and if it does create it and its
817 // initialization fails then the view destructor will delete the document
818 // (via RemoveView()) and as we can't distinguish between the two cases we
819 // just have to assume that it always deletes it in case of failure
820 wxDocument * const doc = DoCreateDocument();
821
822 return doc && InitDocument(doc, path, flags) ? doc : NULL;
217b7140
JS
823}
824
c77049a0
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825bool
826wxDocTemplate::InitDocument(wxDocument* doc, const wxString& path, long flags)
217b7140 827{
0fb67cd1
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828 doc->SetFilename(path);
829 doc->SetDocumentTemplate(this);
830 GetDocumentManager()->AddDocument(doc);
831 doc->SetCommandProcessor(doc->OnCreateCommandProcessor());
832
833 if (doc->OnCreate(path, flags))
217b7140 834 return true;
89d94e04
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835
836 if (GetDocumentManager()->GetDocuments().Member(doc))
837 doc->DeleteAllViews();
838 return false;
c801d85f
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839}
840
841wxView *wxDocTemplate::CreateView(wxDocument *doc, long flags)
842{
7047d798
VZ
843 wxScopedPtr<wxView> view(DoCreateView());
844 if ( !view )
c77049a0 845 return NULL;
69936aea 846
0fb67cd1 847 view->SetDocument(doc);
7047d798 848 if ( !view->OnCreate(doc, flags) )
c77049a0 849 return NULL;
7047d798
VZ
850
851 return view.release();
c801d85f
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852}
853
6de2f8b9
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854// The default (very primitive) format detection: check is the extension is
855// that of the template
856bool wxDocTemplate::FileMatchesTemplate(const wxString& path)
857{
0f30d8e3
WS
858 wxStringTokenizer parser (GetFileFilter(), wxT(";"));
859 wxString anything = wxT ("*");
860 while (parser.HasMoreTokens())
861 {
862 wxString filter = parser.GetNextToken();
863 wxString filterExt = FindExtension (filter);
864 if ( filter.IsSameAs (anything) ||
865 filterExt.IsSameAs (anything) ||
866 filterExt.IsSameAs (FindExtension (path)) )
867 return true;
868 }
6de2f8b9
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869 return GetDefaultExtension().IsSameAs(FindExtension(path));
870}
871
69936aea
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872wxDocument *wxDocTemplate::DoCreateDocument()
873{
874 if (!m_docClassInfo)
c77049a0 875 return NULL;
69936aea 876
89d94e04 877 return static_cast<wxDocument *>(m_docClassInfo->CreateObject());
69936aea
VZ
878}
879
880wxView *wxDocTemplate::DoCreateView()
881{
882 if (!m_viewClassInfo)
c77049a0 883 return NULL;
69936aea 884
89d94e04 885 return static_cast<wxView *>(m_viewClassInfo->CreateObject());
69936aea
VZ
886}
887
0fb67cd1
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888// ----------------------------------------------------------------------------
889// wxDocManager
890// ----------------------------------------------------------------------------
891
c801d85f
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892BEGIN_EVENT_TABLE(wxDocManager, wxEvtHandler)
893 EVT_MENU(wxID_OPEN, wxDocManager::OnFileOpen)
894 EVT_MENU(wxID_CLOSE, wxDocManager::OnFileClose)
33a20136 895 EVT_MENU(wxID_CLOSE_ALL, wxDocManager::OnFileCloseAll)
c801d85f
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896 EVT_MENU(wxID_REVERT, wxDocManager::OnFileRevert)
897 EVT_MENU(wxID_NEW, wxDocManager::OnFileNew)
898 EVT_MENU(wxID_SAVE, wxDocManager::OnFileSave)
899 EVT_MENU(wxID_SAVEAS, wxDocManager::OnFileSaveAs)
900 EVT_MENU(wxID_UNDO, wxDocManager::OnUndo)
901 EVT_MENU(wxID_REDO, wxDocManager::OnRedo)
f2506310
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902
903 EVT_UPDATE_UI(wxID_OPEN, wxDocManager::OnUpdateFileOpen)
c77049a0
VZ
904 EVT_UPDATE_UI(wxID_CLOSE, wxDocManager::OnUpdateDisableIfNoDoc)
905 EVT_UPDATE_UI(wxID_CLOSE_ALL, wxDocManager::OnUpdateDisableIfNoDoc)
4311588b 906 EVT_UPDATE_UI(wxID_REVERT, wxDocManager::OnUpdateFileRevert)
f2506310
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907 EVT_UPDATE_UI(wxID_NEW, wxDocManager::OnUpdateFileNew)
908 EVT_UPDATE_UI(wxID_SAVE, wxDocManager::OnUpdateFileSave)
c77049a0 909 EVT_UPDATE_UI(wxID_SAVEAS, wxDocManager::OnUpdateDisableIfNoDoc)
f2506310
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910 EVT_UPDATE_UI(wxID_UNDO, wxDocManager::OnUpdateUndo)
911 EVT_UPDATE_UI(wxID_REDO, wxDocManager::OnUpdateRedo)
912
ce4169a4 913#if wxUSE_PRINTING_ARCHITECTURE
c801d85f 914 EVT_MENU(wxID_PRINT, wxDocManager::OnPrint)
c801d85f 915 EVT_MENU(wxID_PREVIEW, wxDocManager::OnPreview)
f2506310 916
c77049a0
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917 EVT_UPDATE_UI(wxID_PRINT, wxDocManager::OnUpdateDisableIfNoDoc)
918 EVT_UPDATE_UI(wxID_PREVIEW, wxDocManager::OnUpdateDisableIfNoDoc)
ce4169a4 919#endif
c801d85f
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920END_EVENT_TABLE()
921
c77049a0 922wxDocManager* wxDocManager::sm_docManager = NULL;
f2506310 923
c77049a0 924wxDocManager::wxDocManager(long WXUNUSED(flags), bool initialize)
c801d85f 925{
c77049a0
VZ
926 sm_docManager = this;
927
0fb67cd1 928 m_defaultDocumentNameCounter = 1;
c77049a0
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929 m_currentView = NULL;
930 m_maxDocsOpen = INT_MAX;
931 m_fileHistory = NULL;
932 if ( initialize )
0fb67cd1 933 Initialize();
c801d85f
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934}
935
0fb67cd1 936wxDocManager::~wxDocManager()
c801d85f 937{
0fb67cd1 938 Clear();
c77049a0
VZ
939 delete m_fileHistory;
940 sm_docManager = NULL;
c801d85f
KB
941}
942
b72b1920
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943// closes the specified document
944bool wxDocManager::CloseDocument(wxDocument* doc, bool force)
945{
89d94e04
VZ
946 if ( !doc->Close() && !force )
947 return false;
b72b1920 948
89d94e04
VZ
949 // Implicitly deletes the document when
950 // the last view is deleted
951 doc->DeleteAllViews();
42771621 952
89d94e04
VZ
953 // Check we're really deleted
954 if (m_docs.Member(doc))
955 delete doc;
956
957 return true;
b72b1920
JS
958}
959
33a20136 960bool wxDocManager::CloseDocuments(bool force)
c801d85f 961{
222ed1d6 962 wxList::compatibility_iterator node = m_docs.GetFirst();
0fb67cd1
VZ
963 while (node)
964 {
b1d4dd7a 965 wxDocument *doc = (wxDocument *)node->GetData();
222ed1d6 966 wxList::compatibility_iterator next = node->GetNext();
68379eaf 967
b72b1920 968 if (!CloseDocument(doc, force))
68379eaf 969 return false;
0fb67cd1 970
0fb67cd1
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971 // This assumes that documents are not connected in
972 // any way, i.e. deleting one document does NOT
973 // delete another.
974 node = next;
975 }
68379eaf 976 return true;
33a20136
VZ
977}
978
979bool wxDocManager::Clear(bool force)
980{
981 if (!CloseDocuments(force))
68379eaf 982 return false;
33a20136 983
8af94d3b
VZ
984 m_currentView = NULL;
985
222ed1d6 986 wxList::compatibility_iterator node = m_templates.GetFirst();
0fb67cd1
VZ
987 while (node)
988 {
b1d4dd7a 989 wxDocTemplate *templ = (wxDocTemplate*) node->GetData();
222ed1d6 990 wxList::compatibility_iterator next = node->GetNext();
c801d85f
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991 delete templ;
992 node = next;
0fb67cd1 993 }
68379eaf 994 return true;
c801d85f
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995}
996
0fb67cd1 997bool wxDocManager::Initialize()
c801d85f 998{
0fb67cd1 999 m_fileHistory = OnCreateFileHistory();
68379eaf 1000 return true;
c801d85f
KB
1001}
1002
d8efd219
VZ
1003wxString wxDocManager::GetLastDirectory() const
1004{
bba6891c 1005 // if we haven't determined the last used directory yet, do it now
d8efd219
VZ
1006 if ( m_lastDirectory.empty() )
1007 {
bba6891c
VZ
1008 // we're going to modify m_lastDirectory in this const method, so do it
1009 // via non-const self pointer instead of const this one
d8efd219 1010 wxDocManager * const self = const_cast<wxDocManager *>(this);
bba6891c
VZ
1011
1012 // first try to reuse the directory of the most recently opened file:
1013 // this ensures that if the user opens a file, closes the program and
1014 // runs it again the "Open file" dialog will open in the directory of
1015 // the last file he used
0571b62b 1016 if ( m_fileHistory && m_fileHistory->GetCount() )
bba6891c 1017 {
0571b62b 1018 const wxString lastOpened = m_fileHistory->GetHistoryFile(0);
bba6891c
VZ
1019 const wxFileName fn(lastOpened);
1020 if ( fn.DirExists() )
1021 {
1022 self->m_lastDirectory = fn.GetPath();
1023 }
1024 //else: should we try the next one?
1025 }
0571b62b 1026 //else: no history yet
bba6891c
VZ
1027
1028 // if we don't have any files in the history (yet?), use the
1029 // system-dependent default location for the document files
1030 if ( m_lastDirectory.empty() )
1031 {
1032 self->m_lastDirectory = wxStandardPaths::Get().GetAppDocumentsDir();
1033 }
d8efd219
VZ
1034 }
1035
1036 return m_lastDirectory;
1037}
1038
0fb67cd1 1039wxFileHistory *wxDocManager::OnCreateFileHistory()
c801d85f 1040{
0fb67cd1 1041 return new wxFileHistory;
c801d85f
KB
1042}
1043
1044void wxDocManager::OnFileClose(wxCommandEvent& WXUNUSED(event))
1045{
0fb67cd1
VZ
1046 wxDocument *doc = GetCurrentDocument();
1047 if (!doc)
1048 return;
1049 if (doc->Close())
1050 {
1051 doc->DeleteAllViews();
1052 if (m_docs.Member(doc))
1053 delete doc;
1054 }
c801d85f
KB
1055}
1056
33a20136
VZ
1057void wxDocManager::OnFileCloseAll(wxCommandEvent& WXUNUSED(event))
1058{
68379eaf 1059 CloseDocuments(false);
33a20136
VZ
1060}
1061
c801d85f
KB
1062void wxDocManager::OnFileNew(wxCommandEvent& WXUNUSED(event))
1063{
b5412983 1064 CreateNewDocument();
c801d85f
KB
1065}
1066
1067void wxDocManager::OnFileOpen(wxCommandEvent& WXUNUSED(event))
1068{
89d94e04 1069 if ( !CreateDocument("") )
5f170f33
VZ
1070 {
1071 OnOpenFileFailure();
1072 }
c801d85f
KB
1073}
1074
1075void wxDocManager::OnFileRevert(wxCommandEvent& WXUNUSED(event))
1076{
0fb67cd1
VZ
1077 wxDocument *doc = GetCurrentDocument();
1078 if (!doc)
1079 return;
1080 doc->Revert();
c801d85f
KB
1081}
1082
1083void wxDocManager::OnFileSave(wxCommandEvent& WXUNUSED(event))
1084{
0fb67cd1
VZ
1085 wxDocument *doc = GetCurrentDocument();
1086 if (!doc)
1087 return;
1088 doc->Save();
c801d85f
KB
1089}
1090
1091void wxDocManager::OnFileSaveAs(wxCommandEvent& WXUNUSED(event))
1092{
0fb67cd1
VZ
1093 wxDocument *doc = GetCurrentDocument();
1094 if (!doc)
1095 return;
1096 doc->SaveAs();
c801d85f
KB
1097}
1098
1099void wxDocManager::OnPrint(wxCommandEvent& WXUNUSED(event))
1100{
88ac883a 1101#if wxUSE_PRINTING_ARCHITECTURE
575e4cd6 1102 wxView *view = GetActiveView();
0fb67cd1
VZ
1103 if (!view)
1104 return;
c801d85f 1105
0fb67cd1
VZ
1106 wxPrintout *printout = view->OnCreatePrintout();
1107 if (printout)
1108 {
1109 wxPrinter printer;
68379eaf 1110 printer.Print(view->GetFrame(), printout, true);
c801d85f 1111
0fb67cd1
VZ
1112 delete printout;
1113 }
88ac883a 1114#endif // wxUSE_PRINTING_ARCHITECTURE
c801d85f
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1115}
1116
94dc70d1
VZ
1117#if wxUSE_PRINTING_ARCHITECTURE
1118wxPreviewFrame* wxDocManager::CreatePreviewFrame(wxPrintPreviewBase* preview,
1119 wxWindow *parent,
1120 const wxString& title)
1121{
1122 return new wxPreviewFrame(preview, parent, title);
1123}
1124#endif // wxUSE_PRINTING_ARCHITECTURE
1125
c801d85f
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1126void wxDocManager::OnPreview(wxCommandEvent& WXUNUSED(event))
1127{
88ac883a 1128#if wxUSE_PRINTING_ARCHITECTURE
84108812 1129 wxBusyCursor busy;
575e4cd6 1130 wxView *view = GetActiveView();
0fb67cd1
VZ
1131 if (!view)
1132 return;
c801d85f 1133
0fb67cd1
VZ
1134 wxPrintout *printout = view->OnCreatePrintout();
1135 if (printout)
1136 {
1137 // Pass two printout objects: for preview, and possible printing.
89d94e04
VZ
1138 wxPrintPreviewBase *
1139 preview = new wxPrintPreview(printout, view->OnCreatePrintout());
3f8b4a3f
JS
1140 if ( !preview->Ok() )
1141 {
1142 delete preview;
89d94e04 1143 wxLogError(_("Print preview creation failed."));
3f8b4a3f
JS
1144 return;
1145 }
0fb67cd1 1146
94dc70d1
VZ
1147 wxPreviewFrame* frame = CreatePreviewFrame(preview,
1148 wxTheApp->GetTopWindow(),
1149 _("Print Preview"));
1150 wxCHECK_RET( frame, "should create a print preview frame" );
1151
0fb67cd1
VZ
1152 frame->Centre(wxBOTH);
1153 frame->Initialize();
68379eaf 1154 frame->Show(true);
0fb67cd1 1155 }
88ac883a 1156#endif // wxUSE_PRINTING_ARCHITECTURE
c801d85f
KB
1157}
1158
34aa6140 1159void wxDocManager::OnUndo(wxCommandEvent& event)
c801d85f 1160{
89d94e04
VZ
1161 wxCommandProcessor * const cmdproc = GetCurrentCommandProcessor();
1162 if ( !cmdproc )
1163 {
34aa6140 1164 event.Skip();
89d94e04
VZ
1165 return;
1166 }
1167
1168 cmdproc->Undo();
c801d85f
KB
1169}
1170
34aa6140 1171void wxDocManager::OnRedo(wxCommandEvent& event)
c801d85f 1172{
89d94e04
VZ
1173 wxCommandProcessor * const cmdproc = GetCurrentCommandProcessor();
1174 if ( !cmdproc )
1175 {
34aa6140 1176 event.Skip();
89d94e04
VZ
1177 return;
1178 }
1179
1180 cmdproc->Redo();
c801d85f
KB
1181}
1182
f2506310
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1183// Handlers for UI update commands
1184
1185void wxDocManager::OnUpdateFileOpen(wxUpdateUIEvent& event)
1186{
84cae69a
FM
1187 // CreateDocument() (which is called from OnFileOpen) may succeed
1188 // only when there is at least a template:
1189 event.Enable( GetTemplates().GetCount()>0 );
f2506310
JS
1190}
1191
c77049a0 1192void wxDocManager::OnUpdateDisableIfNoDoc(wxUpdateUIEvent& event)
f2506310 1193{
c77049a0 1194 event.Enable( GetCurrentDocument() != NULL );
f2506310
JS
1195}
1196
4311588b
VZ
1197void wxDocManager::OnUpdateFileRevert(wxUpdateUIEvent& event)
1198{
1199 wxDocument* doc = GetCurrentDocument();
1200 event.Enable(doc && doc->IsModified() && doc->GetDocumentSaved());
1201}
1202
f2506310
JS
1203void wxDocManager::OnUpdateFileNew(wxUpdateUIEvent& event)
1204{
84cae69a
FM
1205 // CreateDocument() (which is called from OnFileNew) may succeed
1206 // only when there is at least a template:
1207 event.Enable( GetTemplates().GetCount()>0 );
f2506310
JS
1208}
1209
1210void wxDocManager::OnUpdateFileSave(wxUpdateUIEvent& event)
1211{
de56f240
VZ
1212 wxDocument * const doc = GetCurrentDocument();
1213 event.Enable( doc && !doc->AlreadySaved() );
f2506310
JS
1214}
1215
f2506310
JS
1216void wxDocManager::OnUpdateUndo(wxUpdateUIEvent& event)
1217{
89d94e04
VZ
1218 wxCommandProcessor * const cmdproc = GetCurrentCommandProcessor();
1219 if ( !cmdproc )
34aa6140 1220 {
89d94e04
VZ
1221 event.Enable(false);
1222 return;
34aa6140 1223 }
89d94e04
VZ
1224
1225 event.Enable(cmdproc->CanUndo());
1226 cmdproc->SetMenuStrings();
f2506310
JS
1227}
1228
1229void wxDocManager::OnUpdateRedo(wxUpdateUIEvent& event)
1230{
89d94e04
VZ
1231 wxCommandProcessor * const cmdproc = GetCurrentCommandProcessor();
1232 if ( !cmdproc )
34aa6140 1233 {
89d94e04
VZ
1234 event.Enable(false);
1235 return;
34aa6140 1236 }
89d94e04
VZ
1237
1238 event.Enable(cmdproc->CanRedo());
1239 cmdproc->SetMenuStrings();
f2506310
JS
1240}
1241
575e4cd6 1242wxView *wxDocManager::GetActiveView() const
637f467a 1243{
575e4cd6
VZ
1244 wxView *view = GetCurrentView();
1245
1246 if ( !view && !m_docs.empty() )
637f467a 1247 {
575e4cd6
VZ
1248 // if we have exactly one document, consider its view to be the current
1249 // one
1250 //
1251 // VZ: I'm not exactly sure why is this needed but this is how this
1252 // code used to behave before the bug #9518 was fixed and it seems
1253 // safer to preserve the old logic
1254 wxList::compatibility_iterator node = m_docs.GetFirst();
1255 if ( !node->GetNext() )
1256 {
1257 wxDocument *doc = static_cast<wxDocument *>(node->GetData());
1258 view = doc->GetFirstView();
1259 }
1260 //else: we have more than one document
637f467a 1261 }
575e4cd6
VZ
1262
1263 return view;
637f467a
JS
1264}
1265
8cc208e3 1266bool wxDocManager::TryBefore(wxEvent& event)
637f467a 1267{
575e4cd6 1268 wxView * const view = GetActiveView();
bba5e72a 1269 return view && view->ProcessEventHere(event);
637f467a
JS
1270}
1271
c77049a0 1272namespace
c801d85f 1273{
b1d4dd7a 1274
c77049a0
VZ
1275// helper function: return only the visible templates
1276wxDocTemplates GetVisibleTemplates(const wxList& allTemplates)
1277{
1278 // select only the visible templates
1279 const size_t totalNumTemplates = allTemplates.GetCount();
1280 wxDocTemplates templates;
1281 if ( totalNumTemplates )
c801d85f 1282 {
c77049a0
VZ
1283 templates.reserve(totalNumTemplates);
1284
1285 for ( wxList::const_iterator i = allTemplates.begin(),
1286 end = allTemplates.end();
1287 i != end;
1288 ++i )
0fb67cd1 1289 {
c77049a0
VZ
1290 wxDocTemplate * const temp = (wxDocTemplate *)*i;
1291 if ( temp->IsVisible() )
1292 templates.push_back(temp);
0fb67cd1 1293 }
c801d85f 1294 }
42771621 1295
c77049a0
VZ
1296 return templates;
1297}
0fb67cd1 1298
c77049a0
VZ
1299} // anonymous namespace
1300
1301wxDocument *wxDocManager::CreateDocument(const wxString& pathOrig, long flags)
1302{
1303 // this ought to be const but SelectDocumentType/Path() are not
1304 // const-correct and can't be changed as, being virtual, this risks
1305 // breaking user code overriding them
1306 wxDocTemplates templates(GetVisibleTemplates(m_templates));
1307 const size_t numTemplates = templates.size();
1308 if ( !numTemplates )
c801d85f 1309 {
c77049a0
VZ
1310 // no templates can be used, can't create document
1311 return NULL;
c801d85f
KB
1312 }
1313
42771621 1314
c77049a0
VZ
1315 // normally user should select the template to use but wxDOC_SILENT flag we
1316 // choose one ourselves
1317 wxString path = pathOrig; // may be modified below
1318 wxDocTemplate *temp;
1319 if ( flags & wxDOC_SILENT )
1320 {
1321 wxASSERT_MSG( !path.empty(),
1322 "using empty path with wxDOC_SILENT doesn't make sense" );
42771621 1323
c77049a0
VZ
1324 temp = FindTemplateForPath(path);
1325 if ( !temp )
1326 {
1327 wxLogWarning(_("The format of file '%s' couldn't be determined."),
1328 path);
0fb67cd1 1329 }
c77049a0
VZ
1330 }
1331 else // not silent, ask the user
1332 {
1333 // for the new file we need just the template, for an existing one we
1334 // need the template and the path, unless it's already specified
1335 if ( (flags & wxDOC_NEW) || !path.empty() )
1336 temp = SelectDocumentType(&templates[0], numTemplates);
1337 else
1338 temp = SelectDocumentPath(&templates[0], numTemplates, path, flags);
1339 }
0fb67cd1 1340
c77049a0
VZ
1341 if ( !temp )
1342 return NULL;
42771621 1343
c77049a0
VZ
1344 // check whether the document with this path is already opened
1345 if ( !path.empty() )
1346 {
1347 const wxFileName fn(path);
1348 for ( wxList::const_iterator i = m_docs.begin(); i != m_docs.end(); ++i )
1349 {
1350 wxDocument * const doc = (wxDocument*)*i;
b72b1920 1351
c77049a0 1352 if ( fn == doc->GetFilename() )
0fb67cd1 1353 {
c77049a0
VZ
1354 // file already open, just activate it and return
1355 if ( doc->GetFirstView() )
f5729a6b 1356 {
c77049a0
VZ
1357 ActivateView(doc->GetFirstView());
1358 if ( doc->GetDocumentWindow() )
1359 doc->GetDocumentWindow()->SetFocus();
1360 return doc;
f5729a6b 1361 }
0fb67cd1 1362 }
0fb67cd1 1363 }
c801d85f 1364 }
c801d85f 1365
c801d85f 1366
c77049a0 1367 // no, we need to create a new document
c801d85f 1368
c77049a0
VZ
1369
1370 // if we've reached the max number of docs, close the first one.
1371 if ( (int)GetDocuments().GetCount() >= m_maxDocsOpen )
9d4a05be 1372 {
c77049a0 1373 if ( !CloseDocument((wxDocument *)GetDocuments().GetFirst()->GetData()) )
9d4a05be 1374 {
c77049a0
VZ
1375 // can't open the new document if closing the old one failed
1376 return NULL;
9d4a05be
JS
1377 }
1378 }
c801d85f 1379
c801d85f 1380
c77049a0
VZ
1381 // do create and initialize the new document finally
1382 wxDocument * const docNew = temp->CreateDocument(path, flags);
1383 if ( !docNew )
1384 return NULL;
42771621 1385
c77049a0
VZ
1386 docNew->SetDocumentName(temp->GetDocumentName());
1387 docNew->SetDocumentTemplate(temp);
6489e7ee 1388
7339d7bd 1389 wxTRY
c77049a0 1390 {
7339d7bd
VZ
1391 // call the appropriate function depending on whether we're creating a
1392 // new file or opening an existing one
1393 if ( !(flags & wxDOC_NEW ? docNew->OnNewDocument()
1394 : docNew->OnOpenDocument(path)) )
1395 {
1396 docNew->DeleteAllViews();
1397 return NULL;
1398 }
c801d85f 1399 }
7339d7bd 1400 wxCATCH_ALL( docNew->DeleteAllViews(); throw; )
3ca6a5f0 1401
c77049a0
VZ
1402 // add the successfully opened file to MRU, but only if we're going to be
1403 // able to reopen it successfully later which requires the template for
1404 // this document to be retrievable from the file extension
1405 if ( !(flags & wxDOC_NEW) && temp->FileMatchesTemplate(path) )
1406 AddFileToHistory(path);
1407
1408 return docNew;
c801d85f
KB
1409}
1410
1411wxView *wxDocManager::CreateView(wxDocument *doc, long flags)
1412{
c77049a0
VZ
1413 wxDocTemplates templates(GetVisibleTemplates(m_templates));
1414 const size_t numTemplates = templates.size();
b1d4dd7a 1415
c77049a0
VZ
1416 if ( numTemplates == 0 )
1417 return NULL;
0fb67cd1 1418
c77049a0
VZ
1419 wxDocTemplate * const
1420 temp = numTemplates == 1 ? templates[0]
1421 : SelectViewType(&templates[0], numTemplates);
1422
1423 if ( !temp )
1424 return NULL;
1425
1426 wxView *view = temp->CreateView(doc, flags);
1427 if ( view )
1428 view->SetViewName(temp->GetViewName());
1429 return view;
c801d85f
KB
1430}
1431
1432// Not yet implemented
c77049a0
VZ
1433void
1434wxDocManager::DeleteTemplate(wxDocTemplate *WXUNUSED(temp), long WXUNUSED(flags))
c801d85f
KB
1435{
1436}
1437
1438// Not yet implemented
1439bool wxDocManager::FlushDoc(wxDocument *WXUNUSED(doc))
1440{
68379eaf 1441 return false;
c801d85f
KB
1442}
1443
6de2f8b9 1444wxDocument *wxDocManager::GetCurrentDocument() const
c801d85f 1445{
575e4cd6 1446 wxView * const view = GetActiveView();
89d94e04
VZ
1447 return view ? view->GetDocument() : NULL;
1448}
1449
1450wxCommandProcessor *wxDocManager::GetCurrentCommandProcessor() const
1451{
1452 wxDocument * const doc = GetCurrentDocument();
1453 return doc ? doc->GetCommandProcessor() : NULL;
c801d85f
KB
1454}
1455
724b119a
VZ
1456// Make a default name for a new document
1457#if WXWIN_COMPATIBILITY_2_8
1458bool wxDocManager::MakeDefaultName(wxString& WXUNUSED(name))
1459{
1460 // we consider that this function can only be overridden by the user code,
1461 // not called by it as it only makes sense to call it internally, so we
1462 // don't bother to return anything from here
1463 return false;
1464}
1465#endif // WXWIN_COMPATIBILITY_2_8
1466
1467wxString wxDocManager::MakeNewDocumentName()
c801d85f 1468{
724b119a 1469 wxString name;
53c6e7cc 1470
724b119a
VZ
1471#if WXWIN_COMPATIBILITY_2_8
1472 if ( !MakeDefaultName(name) )
1473#endif // WXWIN_COMPATIBILITY_2_8
1474 {
1475 name.Printf(_("unnamed%d"), m_defaultDocumentNameCounter);
1476 m_defaultDocumentNameCounter++;
1477 }
1478
1479 return name;
c801d85f
KB
1480}
1481
f2506310
JS
1482// Make a frame title (override this to do something different)
1483// If docName is empty, a document is not currently active.
1484wxString wxDocManager::MakeFrameTitle(wxDocument* doc)
1485{
9cf3d218 1486 wxString appName = wxTheApp->GetAppDisplayName();
f2506310
JS
1487 wxString title;
1488 if (!doc)
1489 title = appName;
1490 else
1491 {
724b119a 1492 wxString docName = doc->GetUserReadableName();
f2506310
JS
1493 title = docName + wxString(_(" - ")) + appName;
1494 }
1495 return title;
1496}
1497
1498
c801d85f
KB
1499// Not yet implemented
1500wxDocTemplate *wxDocManager::MatchTemplate(const wxString& WXUNUSED(path))
1501{
c77049a0 1502 return NULL;
c801d85f
KB
1503}
1504
1505// File history management
1506void wxDocManager::AddFileToHistory(const wxString& file)
1507{
0fb67cd1
VZ
1508 if (m_fileHistory)
1509 m_fileHistory->AddFileToHistory(file);
c801d85f
KB
1510}
1511
e49c85af 1512void wxDocManager::RemoveFileFromHistory(size_t i)
0c5d3e1c
VZ
1513{
1514 if (m_fileHistory)
1515 m_fileHistory->RemoveFileFromHistory(i);
1516}
1517
e49c85af 1518wxString wxDocManager::GetHistoryFile(size_t i) const
c801d85f 1519{
0fb67cd1
VZ
1520 wxString histFile;
1521
1522 if (m_fileHistory)
1523 histFile = m_fileHistory->GetHistoryFile(i);
1524
1525 return histFile;
c801d85f
KB
1526}
1527
1528void wxDocManager::FileHistoryUseMenu(wxMenu *menu)
1529{
0fb67cd1
VZ
1530 if (m_fileHistory)
1531 m_fileHistory->UseMenu(menu);
c801d85f
KB
1532}
1533
7f555861 1534void wxDocManager::FileHistoryRemoveMenu(wxMenu *menu)
c801d85f 1535{
0fb67cd1
VZ
1536 if (m_fileHistory)
1537 m_fileHistory->RemoveMenu(menu);
c801d85f
KB
1538}
1539
702ca7c0 1540#if wxUSE_CONFIG
9c8116f8 1541void wxDocManager::FileHistoryLoad(const wxConfigBase& config)
c801d85f 1542{
0fb67cd1
VZ
1543 if (m_fileHistory)
1544 m_fileHistory->Load(config);
7f555861
JS
1545}
1546
1547void wxDocManager::FileHistorySave(wxConfigBase& config)
1548{
0fb67cd1
VZ
1549 if (m_fileHistory)
1550 m_fileHistory->Save(config);
7f555861 1551}
ac57418f 1552#endif
7f555861
JS
1553
1554void wxDocManager::FileHistoryAddFilesToMenu(wxMenu* menu)
1555{
0fb67cd1
VZ
1556 if (m_fileHistory)
1557 m_fileHistory->AddFilesToMenu(menu);
7f555861
JS
1558}
1559
1560void wxDocManager::FileHistoryAddFilesToMenu()
1561{
0fb67cd1
VZ
1562 if (m_fileHistory)
1563 m_fileHistory->AddFilesToMenu();
c801d85f
KB
1564}
1565
7af6b69e 1566size_t wxDocManager::GetHistoryFilesCount() const
c801d85f 1567{
7af6b69e 1568 return m_fileHistory ? m_fileHistory->GetCount() : 0;
c801d85f
KB
1569}
1570
1571
6de2f8b9
VZ
1572// Find out the document template via matching in the document file format
1573// against that of the template
c801d85f
KB
1574wxDocTemplate *wxDocManager::FindTemplateForPath(const wxString& path)
1575{
c77049a0 1576 wxDocTemplate *theTemplate = NULL;
c801d85f 1577
0fb67cd1 1578 // Find the template which this extension corresponds to
b1d4dd7a 1579 for (size_t i = 0; i < m_templates.GetCount(); i++)
c801d85f 1580 {
b1d4dd7a 1581 wxDocTemplate *temp = (wxDocTemplate *)m_templates.Item(i)->GetData();
6de2f8b9 1582 if ( temp->FileMatchesTemplate(path) )
0fb67cd1
VZ
1583 {
1584 theTemplate = temp;
1585 break;
1586 }
c801d85f 1587 }
0fb67cd1 1588 return theTemplate;
c801d85f
KB
1589}
1590
1591// Prompts user to open a file, using file specs in templates.
9d4a05be
JS
1592// Must extend the file selector dialog or implement own; OR
1593// match the extension to the template extension.
df875e59 1594
c801d85f 1595wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates,
0fb67cd1
VZ
1596 int noTemplates,
1597 wxString& path,
1598 long WXUNUSED(flags),
1599 bool WXUNUSED(save))
c801d85f 1600{
89d94e04 1601#ifdef wxHAS_MULTIPLE_FILEDLG_FILTERS
ba681060
VZ
1602 wxString descrBuf;
1603
89d94e04 1604 for (int i = 0; i < noTemplates; i++)
c801d85f 1605 {
ba681060
VZ
1606 if (templates[i]->IsVisible())
1607 {
1608 // add a '|' to separate this filter from the previous one
b494c48b 1609 if ( !descrBuf.empty() )
223d09f6 1610 descrBuf << wxT('|');
ba681060
VZ
1611
1612 descrBuf << templates[i]->GetDescription()
223d09f6 1613 << wxT(" (") << templates[i]->GetFileFilter() << wxT(") |")
0fb67cd1 1614 << templates[i]->GetFileFilter();
ba681060 1615 }
c801d85f 1616 }
a4294b78 1617#else
223d09f6 1618 wxString descrBuf = wxT("*.*");
c77049a0 1619 wxUnusedVar(noTemplates);
a4294b78 1620#endif
c801d85f 1621
3ca6a5f0 1622 int FilterIndex = -1;
f6bcfd97 1623
f6fe9f9c 1624 wxString pathTmp = wxFileSelectorEx(_("Open File"),
d8efd219 1625 GetLastDirectory(),
b494c48b 1626 wxEmptyString,
6de2f8b9 1627 &FilterIndex,
97aa1a74
VZ
1628 descrBuf,
1629 wxFD_OPEN | wxFD_FILE_MUST_EXIST);
ba681060 1630
c77049a0 1631 wxDocTemplate *theTemplate = NULL;
b494c48b 1632 if (!pathTmp.empty())
0fb67cd1 1633 {
f6bcfd97
BP
1634 if (!wxFileExists(pathTmp))
1635 {
1636 wxString msgTitle;
9cf3d218
VZ
1637 if (!wxTheApp->GetAppDisplayName().empty())
1638 msgTitle = wxTheApp->GetAppDisplayName();
f6bcfd97
BP
1639 else
1640 msgTitle = wxString(_("File error"));
02718e6a 1641
89d94e04
VZ
1642 wxMessageBox(_("Sorry, could not open this file."),
1643 msgTitle,
b6e96faf 1644 wxOK | wxICON_EXCLAMATION | wxCENTRE);
f6bcfd97 1645
b494c48b 1646 path = wxEmptyString;
c77049a0 1647 return NULL;
f6bcfd97 1648 }
d8efd219
VZ
1649
1650 SetLastDirectory(wxPathOnly(pathTmp));
ac0ac824 1651
0fb67cd1 1652 path = pathTmp;
0fb67cd1 1653
3ca6a5f0
BP
1654 // first choose the template using the extension, if this fails (i.e.
1655 // wxFileSelectorEx() didn't fill it), then use the path
1656 if ( FilterIndex != -1 )
6de2f8b9 1657 theTemplate = templates[FilterIndex];
3ca6a5f0
BP
1658 if ( !theTemplate )
1659 theTemplate = FindTemplateForPath(path);
9d4a05be
JS
1660 if ( !theTemplate )
1661 {
89d94e04
VZ
1662 // Since we do not add files with non-default extensions to the
1663 // file history this can only happen if the application changes the
1664 // allowed templates in runtime.
1665 wxMessageBox(_("Sorry, the format for this file is unknown."),
1666 _("Open File"),
b6e96faf 1667 wxOK | wxICON_EXCLAMATION | wxCENTRE);
9d4a05be 1668 }
0fb67cd1
VZ
1669 }
1670 else
1671 {
89d94e04 1672 path.clear();
0fb67cd1 1673 }
3ca6a5f0
BP
1674
1675 return theTemplate;
c801d85f
KB
1676}
1677
1678wxDocTemplate *wxDocManager::SelectDocumentType(wxDocTemplate **templates,
52b9ca21 1679 int noTemplates, bool sort)
0fb67cd1 1680{
222ed1d6 1681 wxArrayString strings;
89d94e04 1682 wxScopedArray<wxDocTemplate *> data(new wxDocTemplate *[noTemplates]);
0fb67cd1
VZ
1683 int i;
1684 int n = 0;
42771621
VZ
1685
1686 for (i = 0; i < noTemplates; i++)
1687 {
1688 if (templates[i]->IsVisible())
1689 {
1690 int j;
68379eaf 1691 bool want = true;
42771621
VZ
1692 for (j = 0; j < n; j++)
1693 {
bb28b477 1694 //filter out NOT unique documents + view combinations
42771621 1695 if ( templates[i]->m_docTypeName == data[j]->m_docTypeName &&
bb28b477
JS
1696 templates[i]->m_viewTypeName == data[j]->m_viewTypeName
1697 )
68379eaf 1698 want = false;
42771621 1699 }
bb28b477
JS
1700
1701 if ( want )
42771621
VZ
1702 {
1703 strings.Add(templates[i]->m_description);
1704
1705 data[n] = templates[i];
1706 n ++;
1707 }
1708 }
1709 } // for
1710
1711 if (sort)
1712 {
a2a03d78 1713 strings.Sort(); // ascending sort
42771621
VZ
1714 // Yes, this will be slow, but template lists
1715 // are typically short.
1716 int j;
1717 n = strings.Count();
1718 for (i = 0; i < n; i++)
1719 {
1720 for (j = 0; j < noTemplates; j++)
1721 {
1722 if (strings[i] == templates[j]->m_description)
1723 data[i] = templates[j];
1724 }
1725 }
1726 }
17260efd
VZ
1727
1728 wxDocTemplate *theTemplate;
1729
1730 switch ( n )
0fb67cd1 1731 {
17260efd
VZ
1732 case 0:
1733 // no visible templates, hence nothing to choose from
1734 theTemplate = NULL;
1735 break;
0fb67cd1 1736
17260efd 1737 case 1:
c77049a0 1738 // don't propose the user to choose if he has no choice
17260efd
VZ
1739 theTemplate = data[0];
1740 break;
1741
1742 default:
1743 // propose the user to choose one of several
1744 theTemplate = (wxDocTemplate *)wxGetSingleChoiceData
1745 (
1746 _("Select a document template"),
1747 _("Templates"),
1748 strings,
b6e96faf 1749 (void **)data.get()
17260efd
VZ
1750 );
1751 }
f6bcfd97 1752
0fb67cd1 1753 return theTemplate;
c801d85f
KB
1754}
1755
1756wxDocTemplate *wxDocManager::SelectViewType(wxDocTemplate **templates,
52b9ca21 1757 int noTemplates, bool sort)
c801d85f 1758{
222ed1d6 1759 wxArrayString strings;
89d94e04 1760 wxScopedArray<wxDocTemplate *> data(new wxDocTemplate *[noTemplates]);
0fb67cd1
VZ
1761 int i;
1762 int n = 0;
42771621 1763
0fb67cd1 1764 for (i = 0; i < noTemplates; i++)
c801d85f 1765 {
17260efd
VZ
1766 wxDocTemplate *templ = templates[i];
1767 if ( templ->IsVisible() && !templ->GetViewName().empty() )
0fb67cd1 1768 {
42771621 1769 int j;
68379eaf 1770 bool want = true;
42771621
VZ
1771 for (j = 0; j < n; j++)
1772 {
bb28b477 1773 //filter out NOT unique views
42771621 1774 if ( templates[i]->m_viewTypeName == data[j]->m_viewTypeName )
68379eaf 1775 want = false;
42771621 1776 }
bb28b477
JS
1777
1778 if ( want )
1779 {
42771621
VZ
1780 strings.Add(templ->m_viewTypeName);
1781 data[n] = templ;
1782 n ++;
1783 }
0fb67cd1 1784 }
c801d85f 1785 }
f6bcfd97 1786
42771621
VZ
1787 if (sort)
1788 {
a2a03d78 1789 strings.Sort(); // ascending sort
42771621
VZ
1790 // Yes, this will be slow, but template lists
1791 // are typically short.
1792 int j;
1793 n = strings.Count();
1794 for (i = 0; i < n; i++)
1795 {
1796 for (j = 0; j < noTemplates; j++)
1797 {
1798 if (strings[i] == templates[j]->m_viewTypeName)
1799 data[i] = templates[j];
1800 }
1801 }
1802 }
8658ef93 1803
17260efd
VZ
1804 wxDocTemplate *theTemplate;
1805
1806 // the same logic as above
1807 switch ( n )
1808 {
1809 case 0:
c77049a0 1810 theTemplate = NULL;
17260efd
VZ
1811 break;
1812
1813 case 1:
1814 theTemplate = data[0];
1815 break;
1816
1817 default:
1818 theTemplate = (wxDocTemplate *)wxGetSingleChoiceData
1819 (
1820 _("Select a document view"),
1821 _("Views"),
1822 strings,
b6e96faf 1823 (void **)data.get()
17260efd
VZ
1824 );
1825
1826 }
1827
0fb67cd1 1828 return theTemplate;
c801d85f
KB
1829}
1830
1831void wxDocManager::AssociateTemplate(wxDocTemplate *temp)
1832{
0fb67cd1
VZ
1833 if (!m_templates.Member(temp))
1834 m_templates.Append(temp);
c801d85f
KB
1835}
1836
1837void wxDocManager::DisassociateTemplate(wxDocTemplate *temp)
1838{
0fb67cd1 1839 m_templates.DeleteObject(temp);
c801d85f
KB
1840}
1841
1842// Add and remove a document from the manager's list
1843void wxDocManager::AddDocument(wxDocument *doc)
1844{
0fb67cd1
VZ
1845 if (!m_docs.Member(doc))
1846 m_docs.Append(doc);
c801d85f
KB
1847}
1848
1849void wxDocManager::RemoveDocument(wxDocument *doc)
1850{
0fb67cd1 1851 m_docs.DeleteObject(doc);
c801d85f
KB
1852}
1853
1854// Views or windows should inform the document manager
1855// when a view is going in or out of focus
18759f78
VZ
1856void wxDocManager::ActivateView(wxView *view, bool activate)
1857{
1858 if ( activate )
0fb67cd1 1859 {
18759f78
VZ
1860 m_currentView = view;
1861 }
1862 else // deactivate
1863 {
1864 if ( m_currentView == view )
1865 {
1866 // don't keep stale pointer
c77049a0 1867 m_currentView = NULL;
18759f78 1868 }
0fb67cd1 1869 }
c801d85f
KB
1870}
1871
0fb67cd1 1872// ----------------------------------------------------------------------------
a9e2e6e5 1873// wxDocChildFrameAnyBase
0fb67cd1 1874// ----------------------------------------------------------------------------
c801d85f 1875
a9e2e6e5 1876bool wxDocChildFrameAnyBase::CloseView(wxCloseEvent& event)
c801d85f 1877{
8cc208e3
VZ
1878 if ( m_childView )
1879 {
cf30eac2
VZ
1880 // notice that we must call wxView::Close() and OnClose() called from
1881 // it in any case, even if we know that we are going to close anyhow
1882 if ( !m_childView->Close(false) && event.CanVeto() )
a9e2e6e5
VZ
1883 {
1884 event.Veto();
1885 return false;
1886 }
89d94e04 1887
a9e2e6e5 1888 m_childView->Activate(false);
ada1ff0d
VZ
1889
1890 // it is important to reset m_childView frame pointer to NULL before
1891 // deleting it because while normally it is the frame which deletes the
1892 // view when it's closed, the view also closes the frame if it is
1893 // deleted directly not by us as indicated by its doc child frame
1894 // pointer still being set
1895 m_childView->SetDocChildFrame(NULL);
a9e2e6e5
VZ
1896 delete m_childView;
1897 m_childView = NULL;
89d94e04 1898 }
387a3b02 1899
89d94e04 1900 m_childDocument = NULL;
0fb67cd1 1901
a9e2e6e5 1902 return true;
c801d85f
KB
1903}
1904
0fb67cd1
VZ
1905// ----------------------------------------------------------------------------
1906// Default parent frame
1907// ----------------------------------------------------------------------------
c801d85f
KB
1908
1909BEGIN_EVENT_TABLE(wxDocParentFrame, wxFrame)
1910 EVT_MENU(wxID_EXIT, wxDocParentFrame::OnExit)
f7bd2698 1911 EVT_MENU_RANGE(wxID_FILE1, wxID_FILE9, wxDocParentFrame::OnMRUFile)
387a3b02 1912 EVT_CLOSE(wxDocParentFrame::OnCloseWindow)
c801d85f
KB
1913END_EVENT_TABLE()
1914
0c246b3c
PC
1915wxDocParentFrame::wxDocParentFrame()
1916{
1917 m_docManager = NULL;
1918}
1919
0fb67cd1
VZ
1920wxDocParentFrame::wxDocParentFrame(wxDocManager *manager,
1921 wxFrame *frame,
1922 wxWindowID id,
1923 const wxString& title,
1924 const wxPoint& pos,
1925 const wxSize& size,
1926 long style,
1927 const wxString& name)
1928 : wxFrame(frame, id, title, pos, size, style, name)
c801d85f 1929{
0fb67cd1 1930 m_docManager = manager;
c801d85f
KB
1931}
1932
0c246b3c
PC
1933bool wxDocParentFrame::Create(wxDocManager *manager,
1934 wxFrame *frame,
1935 wxWindowID id,
1936 const wxString& title,
1937 const wxPoint& pos,
1938 const wxSize& size,
1939 long style,
1940 const wxString& name)
1941{
1942 m_docManager = manager;
1943 return base_type::Create(frame, id, title, pos, size, style, name);
1944}
1945
c801d85f
KB
1946void wxDocParentFrame::OnExit(wxCommandEvent& WXUNUSED(event))
1947{
1948 Close();
1949}
1950
1951void wxDocParentFrame::OnMRUFile(wxCommandEvent& event)
1952{
1fc88785 1953 int n = event.GetId() - wxID_FILE1; // the index in MRU list
0c5d3e1c 1954 wxString filename(m_docManager->GetHistoryFile(n));
c77049a0
VZ
1955 if ( filename.empty() )
1956 return;
42771621 1957
c77049a0
VZ
1958 wxString errMsg; // must contain exactly one "%s" if non-empty
1959 if ( wxFile::Exists(filename) )
1960 {
1961 // try to open it
1962 if ( m_docManager->CreateDocument(filename, wxDOC_SILENT) )
1963 return;
0c5d3e1c 1964
c77049a0
VZ
1965 errMsg = _("The file '%s' couldn't be opened.");
1966 }
1967 else // file doesn't exist
1968 {
1969 errMsg = _("The file '%s' doesn't exist and couldn't be opened.");
0c5d3e1c 1970 }
c77049a0
VZ
1971
1972
1973 wxASSERT_MSG( !errMsg.empty(), "should have an error message" );
1974
1975 // remove the file which we can't open from the MRU list
1976 m_docManager->RemoveFileFromHistory(n);
1977
1978 // and tell the user about it
1979 wxLogError(errMsg + '\n' +
1980 _("It has been removed from the most recently used files list."),
1981 filename);
c801d85f
KB
1982}
1983
1984// Extend event processing to search the view's event table
8cc208e3 1985bool wxDocParentFrame::TryBefore(wxEvent& event)
c801d85f 1986{
8cc208e3
VZ
1987 if ( m_docManager && m_docManager->ProcessEventHere(event) )
1988 return true;
1989
1990 return wxFrame::TryBefore(event);
c801d85f
KB
1991}
1992
c801d85f
KB
1993// Define the behaviour for the frame closing
1994// - must delete all frames except for the main one.
387a3b02 1995void wxDocParentFrame::OnCloseWindow(wxCloseEvent& event)
c801d85f 1996{
0fb67cd1
VZ
1997 if (m_docManager->Clear(!event.CanVeto()))
1998 {
89d94e04 1999 Destroy();
0fb67cd1
VZ
2000 }
2001 else
2002 event.Veto();
c801d85f
KB
2003}
2004
47d67540 2005#if wxUSE_PRINTING_ARCHITECTURE
c801d85f 2006
0fb67cd1 2007wxDocPrintout::wxDocPrintout(wxView *view, const wxString& title)
e90c1d2a 2008 : wxPrintout(title)
c801d85f 2009{
0fb67cd1 2010 m_printoutView = view;
c801d85f
KB
2011}
2012
2013bool wxDocPrintout::OnPrintPage(int WXUNUSED(page))
2014{
0fb67cd1
VZ
2015 wxDC *dc = GetDC();
2016
2017 // Get the logical pixels per inch of screen and printer
2018 int ppiScreenX, ppiScreenY;
2019 GetPPIScreen(&ppiScreenX, &ppiScreenY);
999836aa 2020 wxUnusedVar(ppiScreenY);
0fb67cd1
VZ
2021 int ppiPrinterX, ppiPrinterY;
2022 GetPPIPrinter(&ppiPrinterX, &ppiPrinterY);
999836aa 2023 wxUnusedVar(ppiPrinterY);
0fb67cd1
VZ
2024
2025 // This scales the DC so that the printout roughly represents the
2026 // the screen scaling. The text point size _should_ be the right size
2027 // but in fact is too small for some reason. This is a detail that will
2028 // need to be addressed at some point but can be fudged for the
2029 // moment.
2030 float scale = (float)((float)ppiPrinterX/(float)ppiScreenX);
2031
2032 // Now we have to check in case our real page size is reduced
2033 // (e.g. because we're drawing to a print preview memory DC)
2034 int pageWidth, pageHeight;
2035 int w, h;
2036 dc->GetSize(&w, &h);
2037 GetPageSizePixels(&pageWidth, &pageHeight);
999836aa 2038 wxUnusedVar(pageHeight);
0fb67cd1
VZ
2039
2040 // If printer pageWidth == current DC width, then this doesn't
2041 // change. But w might be the preview bitmap width, so scale down.
2042 float overallScale = scale * (float)(w/(float)pageWidth);
2043 dc->SetUserScale(overallScale, overallScale);
2044
2045 if (m_printoutView)
2046 {
2047 m_printoutView->OnDraw(dc);
2048 }
68379eaf 2049 return true;
c801d85f
KB
2050}
2051
2052bool wxDocPrintout::HasPage(int pageNum)
2053{
0fb67cd1 2054 return (pageNum == 1);
c801d85f
KB
2055}
2056
2057bool wxDocPrintout::OnBeginDocument(int startPage, int endPage)
2058{
0fb67cd1 2059 if (!wxPrintout::OnBeginDocument(startPage, endPage))
68379eaf 2060 return false;
c801d85f 2061
68379eaf 2062 return true;
c801d85f
KB
2063}
2064
89d94e04
VZ
2065void wxDocPrintout::GetPageInfo(int *minPage, int *maxPage,
2066 int *selPageFrom, int *selPageTo)
c801d85f 2067{
0fb67cd1
VZ
2068 *minPage = 1;
2069 *maxPage = 1;
2070 *selPageFrom = 1;
2071 *selPageTo = 1;
c801d85f
KB
2072}
2073
0fb67cd1 2074#endif // wxUSE_PRINTING_ARCHITECTURE
c801d85f 2075
0fb67cd1 2076// ----------------------------------------------------------------------------
c77049a0 2077// File history (a.k.a. MRU, most recently used, files list)
0fb67cd1 2078// ----------------------------------------------------------------------------
c801d85f 2079
e49c85af 2080wxFileHistory::wxFileHistory(size_t maxFiles, wxWindowID idBase)
c801d85f 2081{
0fb67cd1 2082 m_fileMaxFiles = maxFiles;
e49c85af 2083 m_idBase = idBase;
c801d85f
KB
2084}
2085
c801d85f
KB
2086void wxFileHistory::AddFileToHistory(const wxString& file)
2087{
c77049a0
VZ
2088 // check if we don't already have this file
2089 const wxFileName fnNew(file);
2090 size_t i,
2091 numFiles = m_fileHistory.size();
2092 for ( i = 0; i < numFiles; i++ )
7f555861 2093 {
c77049a0 2094 if ( fnNew == m_fileHistory[i] )
02718e6a
VZ
2095 {
2096 // we do have it, move it to the top of the history
c77049a0
VZ
2097 RemoveFileFromHistory(i);
2098 numFiles--;
2099 break;
02718e6a 2100 }
7f555861 2101 }
0fb67cd1 2102
02718e6a 2103 // if we already have a full history, delete the one at the end
c77049a0 2104 if ( numFiles == m_fileMaxFiles )
0fb67cd1 2105 {
c77049a0 2106 RemoveFileFromHistory(--numFiles);
c801d85f 2107 }
838dd956
VZ
2108
2109 // add a new menu item to all file menus (they will be updated below)
2110 for ( wxList::compatibility_iterator node = m_fileMenus.GetFirst();
2111 node;
2112 node = node->GetNext() )
0fb67cd1 2113 {
838dd956 2114 wxMenu * const menu = (wxMenu *)node->GetData();
c77049a0 2115
838dd956
VZ
2116 if ( !numFiles && menu->GetMenuItemCount() )
2117 menu->AppendSeparator();
c77049a0 2118
838dd956
VZ
2119 // label doesn't matter, it will be set below anyhow, but it can't
2120 // be empty (this is supposed to indicate a stock item)
2121 menu->Append(m_idBase + numFiles, " ");
0fb67cd1 2122 }
b4a980f4 2123
c77049a0
VZ
2124 // insert the new file in the beginning of the file history
2125 m_fileHistory.insert(m_fileHistory.begin(), file);
2126 numFiles++;
02718e6a 2127
c77049a0
VZ
2128 // update the labels in all menus
2129 for ( i = 0; i < numFiles; i++ )
2130 {
2131 // if in same directory just show the filename; otherwise the full path
2132 const wxFileName fnOld(m_fileHistory[i]);
b4a980f4 2133
c77049a0
VZ
2134 wxString pathInMenu;
2135 if ( fnOld.GetPath() == fnNew.GetPath() )
2136 {
2137 pathInMenu = fnOld.GetFullName();
2138 }
2139 else // file in different directory
2140 {
2141 // absolute path; could also set relative path
2142 pathInMenu = m_fileHistory[i];
2143 }
b4a980f4 2144
c77049a0
VZ
2145 for ( wxList::compatibility_iterator node = m_fileMenus.GetFirst();
2146 node;
2147 node = node->GetNext() )
2148 {
2149 wxMenu * const menu = (wxMenu *)node->GetData();
2150
2151 menu->SetLabel(m_idBase + i, GetMRUEntryLabel(i, pathInMenu));
0fb67cd1 2152 }
c77049a0 2153 }
c801d85f
KB
2154}
2155
e49c85af 2156void wxFileHistory::RemoveFileFromHistory(size_t i)
0c5d3e1c 2157{
c77049a0
VZ
2158 size_t numFiles = m_fileHistory.size();
2159 wxCHECK_RET( i < numFiles,
223d09f6 2160 wxT("invalid index in wxFileHistory::RemoveFileFromHistory") );
0c5d3e1c 2161
f6fe9f9c 2162 // delete the element from the array
b4a980f4 2163 m_fileHistory.RemoveAt(i);
c77049a0 2164 numFiles--;
0c5d3e1c 2165
c77049a0
VZ
2166 for ( wxList::compatibility_iterator node = m_fileMenus.GetFirst();
2167 node;
2168 node = node->GetNext() )
00e6d8ab 2169 {
c77049a0 2170 wxMenu * const menu = (wxMenu *) node->GetData();
00e6d8ab 2171
c77049a0
VZ
2172 // shift filenames up
2173 for ( size_t j = i; j < numFiles; j++ )
4a10ea8b 2174 {
c77049a0 2175 menu->SetLabel(m_idBase + j, GetMRUEntryLabel(j, m_fileHistory[j]));
4a10ea8b 2176 }
0c5d3e1c 2177
2b273975 2178 // delete the last menu item which is unused now
c77049a0
VZ
2179 const wxWindowID lastItemId = m_idBase + numFiles;
2180 if ( menu->FindItem(lastItemId) )
e49c85af 2181 menu->Delete(lastItemId);
2b273975 2182
717a57c2 2183 // delete the last separator too if no more files are left
c77049a0 2184 if ( m_fileHistory.empty() )
717a57c2 2185 {
c77049a0
VZ
2186 const wxMenuItemList::compatibility_iterator
2187 nodeLast = menu->GetMenuItems().GetLast();
f1afd2e0 2188 if ( nodeLast )
717a57c2 2189 {
c77049a0
VZ
2190 wxMenuItem * const lastMenuItem = nodeLast->GetData();
2191 if ( lastMenuItem->IsSeparator() )
2192 menu->Delete(lastMenuItem);
717a57c2
VZ
2193 }
2194 //else: menu is empty somehow
2195 }
0c5d3e1c 2196 }
c801d85f
KB
2197}
2198
7f555861 2199void wxFileHistory::UseMenu(wxMenu *menu)
c801d85f 2200{
c77049a0 2201 if ( !m_fileMenus.Member(menu) )
0fb67cd1 2202 m_fileMenus.Append(menu);
c801d85f
KB
2203}
2204
7f555861
JS
2205void wxFileHistory::RemoveMenu(wxMenu *menu)
2206{
0fb67cd1 2207 m_fileMenus.DeleteObject(menu);
7f555861
JS
2208}
2209
702ca7c0 2210#if wxUSE_CONFIG
9c8116f8 2211void wxFileHistory::Load(const wxConfigBase& config)
c801d85f 2212{
b4a980f4
VZ
2213 m_fileHistory.Clear();
2214
0fb67cd1 2215 wxString buf;
b4a980f4
VZ
2216 buf.Printf(wxT("file%d"), 1);
2217
0fb67cd1 2218 wxString historyFile;
f6fe9f9c 2219 while ((m_fileHistory.GetCount() < m_fileMaxFiles) &&
b4a980f4 2220 config.Read(buf, &historyFile) && !historyFile.empty())
0fb67cd1 2221 {
b4a980f4
VZ
2222 m_fileHistory.Add(historyFile);
2223
2224 buf.Printf(wxT("file%d"), (int)m_fileHistory.GetCount()+1);
b494c48b 2225 historyFile = wxEmptyString;
0fb67cd1 2226 }
b4a980f4 2227
0fb67cd1 2228 AddFilesToMenu();
c801d85f
KB
2229}
2230
7f555861 2231void wxFileHistory::Save(wxConfigBase& config)
c801d85f 2232{
e49c85af 2233 size_t i;
9d4a05be 2234 for (i = 0; i < m_fileMaxFiles; i++)
0fb67cd1
VZ
2235 {
2236 wxString buf;
8c9564b3 2237 buf.Printf(wxT("file%d"), (int)i+1);
b4a980f4 2238 if (i < m_fileHistory.GetCount())
9d4a05be
JS
2239 config.Write(buf, wxString(m_fileHistory[i]));
2240 else
42771621 2241 config.Write(buf, wxEmptyString);
0fb67cd1 2242 }
7f555861 2243}
0fb67cd1 2244#endif // wxUSE_CONFIG
7f555861
JS
2245
2246void wxFileHistory::AddFilesToMenu()
2247{
c77049a0
VZ
2248 if ( m_fileHistory.empty() )
2249 return;
c8c5c7f6 2250
c77049a0
VZ
2251 for ( wxList::compatibility_iterator node = m_fileMenus.GetFirst();
2252 node;
2253 node = node->GetNext() )
2254 {
2255 AddFilesToMenu((wxMenu *) node->GetData());
7f555861
JS
2256 }
2257}
2258
2259void wxFileHistory::AddFilesToMenu(wxMenu* menu)
2260{
c77049a0
VZ
2261 if ( m_fileHistory.empty() )
2262 return;
c8c5c7f6 2263
c77049a0
VZ
2264 if ( menu->GetMenuItemCount() )
2265 menu->AppendSeparator();
2266
2267 for ( size_t i = 0; i < m_fileHistory.GetCount(); i++ )
2268 {
2269 menu->Append(m_idBase + i, GetMRUEntryLabel(i, m_fileHistory[i]));
2270 }
c801d85f
KB
2271}
2272
0fb67cd1
VZ
2273// ----------------------------------------------------------------------------
2274// Permits compatibility with existing file formats and functions that
2275// manipulate files directly
2276// ----------------------------------------------------------------------------
c801d85f 2277
a533f5c1 2278#if wxUSE_STD_IOSTREAM
fb6e5b17 2279
dd107c50 2280bool wxTransferFileToStream(const wxString& filename, wxSTD ostream& stream)
c801d85f 2281{
ce0822e1 2282#if wxUSE_FFILE
9a83f860 2283 wxFFile file(filename, wxT("rb"));
ce0822e1
VZ
2284#elif wxUSE_FILE
2285 wxFile file(filename, wxFile::read);
2286#endif
fb6e5b17 2287 if ( !file.IsOpened() )
68379eaf 2288 return false;
c801d85f 2289
fb6e5b17
VZ
2290 char buf[4096];
2291
2292 size_t nRead;
2293 do
2294 {
2295 nRead = file.Read(buf, WXSIZEOF(buf));
2296 if ( file.Error() )
68379eaf 2297 return false;
fb6e5b17
VZ
2298
2299 stream.write(buf, nRead);
2300 if ( !stream )
68379eaf 2301 return false;
fb6e5b17
VZ
2302 }
2303 while ( !file.Eof() );
c801d85f 2304
68379eaf 2305 return true;
c801d85f
KB
2306}
2307
dd107c50 2308bool wxTransferStreamToFile(wxSTD istream& stream, const wxString& filename)
c801d85f 2309{
ce0822e1 2310#if wxUSE_FFILE
9a83f860 2311 wxFFile file(filename, wxT("wb"));
ce0822e1
VZ
2312#elif wxUSE_FILE
2313 wxFile file(filename, wxFile::write);
2314#endif
fb6e5b17 2315 if ( !file.IsOpened() )
68379eaf 2316 return false;
c801d85f 2317
fb6e5b17
VZ
2318 char buf[4096];
2319 do
0fb67cd1 2320 {
fb6e5b17
VZ
2321 stream.read(buf, WXSIZEOF(buf));
2322 if ( !stream.bad() ) // fail may be set on EOF, don't use operator!()
2323 {
2324 if ( !file.Write(buf, stream.gcount()) )
68379eaf 2325 return false;
fb6e5b17 2326 }
0fb67cd1 2327 }
fb6e5b17
VZ
2328 while ( !stream.eof() );
2329
68379eaf 2330 return true;
c801d85f 2331}
fb6e5b17
VZ
2332
2333#else // !wxUSE_STD_IOSTREAM
2334
dc1efb1d
JS
2335bool wxTransferFileToStream(const wxString& filename, wxOutputStream& stream)
2336{
ce0822e1 2337#if wxUSE_FFILE
9a83f860 2338 wxFFile file(filename, wxT("rb"));
ce0822e1
VZ
2339#elif wxUSE_FILE
2340 wxFile file(filename, wxFile::read);
2341#endif
fb6e5b17 2342 if ( !file.IsOpened() )
68379eaf 2343 return false;
dc1efb1d 2344
fb6e5b17
VZ
2345 char buf[4096];
2346
2347 size_t nRead;
2348 do
2349 {
2350 nRead = file.Read(buf, WXSIZEOF(buf));
2351 if ( file.Error() )
68379eaf 2352 return false;
fb6e5b17
VZ
2353
2354 stream.Write(buf, nRead);
2355 if ( !stream )
68379eaf 2356 return false;
fb6e5b17
VZ
2357 }
2358 while ( !file.Eof() );
dc1efb1d 2359
68379eaf 2360 return true;
dc1efb1d
JS
2361}
2362
2363bool wxTransferStreamToFile(wxInputStream& stream, const wxString& filename)
2364{
ce0822e1 2365#if wxUSE_FFILE
9a83f860 2366 wxFFile file(filename, wxT("wb"));
ce0822e1
VZ
2367#elif wxUSE_FILE
2368 wxFile file(filename, wxFile::write);
2369#endif
fb6e5b17 2370 if ( !file.IsOpened() )
68379eaf 2371 return false;
dc1efb1d 2372
fb6e5b17 2373 char buf[4096];
07f87b6b 2374 for ( ;; )
dc1efb1d 2375 {
fb6e5b17
VZ
2376 stream.Read(buf, WXSIZEOF(buf));
2377
2378 const size_t nRead = stream.LastRead();
07f87b6b
VZ
2379 if ( !nRead )
2380 {
2381 if ( stream.Eof() )
2382 break;
2383
2384 return false;
2385 }
2386
2387 if ( !file.Write(buf, nRead) )
68379eaf 2388 return false;
dc1efb1d 2389 }
fb6e5b17 2390
68379eaf 2391 return true;
dc1efb1d 2392}
fb6e5b17
VZ
2393
2394#endif // wxUSE_STD_IOSTREAM/!wxUSE_STD_IOSTREAM
c801d85f 2395
0fb67cd1 2396#endif // wxUSE_DOC_VIEW_ARCHITECTURE