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JS		 1/////////////////////////////////////////////////////////////////////////////
2// Name: richtextxml.cpp
3// Purpose: XML and HTML I/O for wxRichTextCtrl
4// Author: Julian Smart
5// Modified by:
6// Created: 2005-09-30
7// RCS-ID:
8// Copyright: (c) Julian Smart
9// Licence: wxWindows licence
10/////////////////////////////////////////////////////////////////////////////
11
12// For compilers that support precompilation, includes "wx.h".
13#include "wx/wxprec.h"
14
15#ifdef __BORLANDC__
16 #pragma hdrstop
17#endif
18
19#ifndef WX_PRECOMP
20 #include "wx/wx.h"
21#endif
22
23#include "wx/image.h"
24
25#if wxUSE_RICHTEXT
26
27#include "wx/filename.h"
28#include "wx/clipbrd.h"
29#include "wx/wfstream.h"
30#include "wx/sstream.h"
31#include "wx/module.h"
32#include "wx/txtstrm.h"
33#include "wx/xml/xml.h"
34
35#include "wx/richtext/richtextxml.h"
36
37IMPLEMENT_DYNAMIC_CLASS(wxRichTextXMLHandler, wxRichTextFileHandler)
38
39#if wxUSE_STREAMS
40bool wxRichTextXMLHandler::LoadFile(wxRichTextBuffer *buffer, wxInputStream& stream)
41{
42 if (!stream.IsOk())
43 return false;
44
45 buffer->Clear();
46
47 wxXmlDocument* xmlDoc = new wxXmlDocument;
48 bool success = true;
49
50 if (!xmlDoc->Load(stream, wxT("ISO-8859-1")))
51 {
52 success = false;
53 }
54 else
55 {
56 if (xmlDoc->GetRoot() && xmlDoc->GetRoot()->GetType() == wxXML_ELEMENT_NODE && xmlDoc->GetRoot()->GetName() == wxT("richtext"))
57 {
58 wxXmlNode* child = xmlDoc->GetRoot()->GetChildren();
59 while (child)
60 {
61 if (child->GetType() == wxXML_ELEMENT_NODE)
62 {
63 wxString name = child->GetName();
64 if (name == wxT("richtext-version"))
65 {
66 }
67 else
68 ImportXML(buffer, child);
69 }
70
71 child = child->GetNext();
72 }
73 }
74 else
75 {
76 success = false;
77 }
78 }
79
80 delete xmlDoc;
81
82 buffer->UpdateRanges();
83
84 return success;
85}
86
87/// Recursively import an object
88bool wxRichTextXMLHandler::ImportXML(wxRichTextBuffer* buffer, wxXmlNode* node)
89{
90 wxString name = node->GetName();
91
92 bool doneChildren = false;
93
94 if (name == wxT("paragraphlayout"))
95 {
96 }
97 else if (name == wxT("paragraph"))
98 {
99 wxRichTextParagraph* para = new wxRichTextParagraph(buffer);
100 buffer->AppendChild(para);
101
102 GetStyle(para->GetAttributes(), node, true);
103
104 wxXmlNode* child = node->GetChildren();
105 while (child)
106 {
107 wxString childName = child->GetName();
108 if (childName == wxT("text"))
109 {
110 wxString text;
111 wxXmlNode* textChild = child->GetChildren();
112 while (textChild)
113 {
114 if (textChild->GetType() == wxXML_TEXT_NODE ||
115 textChild->GetType() == wxXML_CDATA_SECTION_NODE)
116 {
117 wxString text2 = textChild->GetContent();
118
119 // Strip whitespace from end
120 if (text2.Length() > 0 && text2[text2.Length()-1] == wxT('\n'))
121 text2 = text2.Mid(0, text2.Length()-1);
122
123 if (text2.Length() > 0 && text2[0] == wxT('"'))
124 text2 = text2.Mid(1);
125 if (text2.Length() > 0 && text2[text2.Length()-1] == wxT('"'))
126 text2 = text2.Mid(0, text2.Length() - 1);
127
128 // TODO: further entity translation
129 text2.Replace(wxT("&lt;"), wxT("<"));
130 text2.Replace(wxT("&gt;"), wxT(">"));
131 text2.Replace(wxT("&amp;"), wxT("&"));
132 text2.Replace(wxT("&quot;"), wxT("\""));
133
134 text += text2;
135 }
136 textChild = textChild->GetNext();
137 }
138
139 wxRichTextPlainText* textObject = new wxRichTextPlainText(text, para);
140 GetStyle(textObject->GetAttributes(), child, false);
141
142 para->AppendChild(textObject);
143 }
144 else if (childName == wxT("image"))
145 {
146 int imageType = wxBITMAP_TYPE_PNG;
147 wxString value = node->GetPropVal(wxT("imagetype"), wxEmptyString);
148 if (!value.IsEmpty())
149 imageType = wxAtoi(value);
150
151 wxString data;
152
153 wxXmlNode* imageChild = child->GetChildren();
154 while (imageChild)
155 {
156 wxString childName = imageChild->GetName();
157 if (childName == wxT("data"))
158 {
159 wxXmlNode* dataChild = imageChild->GetChildren();
160 while (dataChild)
161 {
162 data = dataChild->GetContent();
163 // wxLogDebug(data);
164 dataChild = dataChild->GetNext();
165 }
166
167 }
168 imageChild = imageChild->GetNext();
169 }
170
171 if (!data.IsEmpty())
172 {
173 wxRichTextImage* imageObj = new wxRichTextImage(para);
174 para->AppendChild(imageObj);
175
176 wxStringInputStream strStream(data);
177
178 imageObj->GetImageBlock().ReadHex(strStream, data.Length(), imageType);
179 }
180 }
181 child = child->GetNext();
182 }
183
184 doneChildren = true;
185 }
186
187 if (!doneChildren)
188 {
189 wxXmlNode* child = node->GetChildren();
190 while (child)
191 {
192 ImportXML(buffer, child);
193 child = child->GetNext();
194 }
195 }
196
197 return true;
198}
199
200
201//-----------------------------------------------------------------------------
202// xml support routines
203//-----------------------------------------------------------------------------
204
205bool wxRichTextXMLHandler::HasParam(wxXmlNode* node, const wxString& param)
206{
207 return (GetParamNode(node, param) != NULL);
208}
209
210wxXmlNode *wxRichTextXMLHandler::GetParamNode(wxXmlNode* node, const wxString& param)
211{
212 wxCHECK_MSG(node, NULL, wxT("You can't access node data before it was initialized!"));
213
214 wxXmlNode *n = node->GetChildren();
215
216 while (n)
217 {
218 if (n->GetType() == wxXML_ELEMENT_NODE && n->GetName() == param)
219 return n;
220 n = n->GetNext();
221 }
222 return NULL;
223}
224
225
226wxString wxRichTextXMLHandler::GetNodeContent(wxXmlNode *node)
227{
228 wxXmlNode *n = node;
229 if (n == NULL) return wxEmptyString;
230 n = n->GetChildren();
231
232 while (n)
233 {
234 if (n->GetType() == wxXML_TEXT_NODE ||
235 n->GetType() == wxXML_CDATA_SECTION_NODE)
236 return n->GetContent();
237 n = n->GetNext();
238 }
239 return wxEmptyString;
240}
241
242
243wxString wxRichTextXMLHandler::GetParamValue(wxXmlNode *node, const wxString& param)
244{
245 if (param.IsEmpty())
246 return GetNodeContent(node);
247 else
248 return GetNodeContent(GetParamNode(node, param));
249}
250
251wxString wxRichTextXMLHandler::GetText(wxXmlNode *node, const wxString& param, bool WXUNUSED(translate))
252{
253 wxXmlNode *parNode = GetParamNode(node, param);
254 if (!parNode)
255 parNode = node;
256 wxString str1(GetNodeContent(parNode));
257 return str1;
258}
259
260// write string to output:
261inline static void OutputString(wxOutputStream& stream, const wxString& str,
262 wxMBConv *convMem = NULL, wxMBConv *convFile = NULL)
263{
264 if (str.IsEmpty()) return;
265#if wxUSE_UNICODE
266 const wxWX2MBbuf buf(str.mb_str(convFile ? *convFile : wxConvUTF8));
267 stream.Write((const char*)buf, strlen((const char*)buf));
268#else
269 if ( convFile == NULL )
270 stream.Write(str.mb_str(), str.Len());
271 else
272 {
273 wxString str2(str.wc_str(*convMem), *convFile);
274 stream.Write(str2.mb_str(), str2.Len());
275 }
276#endif
277}
278
279// Same as above, but create entities first.
280// Translates '<' to "&lt;", '>' to "&gt;" and '&' to "&amp;"
281static void OutputStringEnt(wxOutputStream& stream, const wxString& str,
282 wxMBConv *convMem = NULL, wxMBConv *convFile = NULL)
283{
284 wxString buf;
285 size_t i, last, len;
286 wxChar c;
287
288 len = str.Len();
289 last = 0;
290 for (i = 0; i < len; i++)
291 {
292 c = str.GetChar(i);
293 if (c == wxT('<') || c == wxT('>') || c == wxT('"') ||
294 (c == wxT('&') && (str.Mid(i+1, 4) != wxT("amp;"))))
295 {
296 OutputString(stream, str.Mid(last, i - last), convMem, convFile);
297 switch (c)
298 {
299 case wxT('<'):
300 OutputString(stream, wxT("&lt;"), NULL, NULL);
301 break;
302 case wxT('>'):
303 OutputString(stream, wxT("&gt;"), NULL, NULL);
304 break;
305 case wxT('&'):
306 OutputString(stream, wxT("&amp;"), NULL, NULL);
307 break;
308 case wxT('"'):
309 OutputString(stream, wxT("&quot;"), NULL, NULL);
310 break;
311 default: break;
312 }
313 last = i + 1;
314 }
315 }
316 OutputString(stream, str.Mid(last, i - last), convMem, convFile);
317}
318
319inline static void OutputIndentation(wxOutputStream& stream, int indent)
320{
321 wxString str = wxT("\n");
322 for (int i = 0; i < indent; i++)
323 str << wxT(' ') << wxT(' ');
324 OutputString(stream, str, NULL, NULL);
325}
326
327static wxOutputStream& operator <<(wxOutputStream& stream, const wxString& s)
328{
329 stream.Write(s, s.Length());
330 return stream;
331}
332
333static wxOutputStream& operator <<(wxOutputStream& stream, long l)
334{
335 wxString str;
336 str.Printf(wxT("%ld"), l);
337 return stream << str;
338}
339
340static wxOutputStream& operator <<(wxOutputStream& stream, const char c)
341{
342 wxString str;
343 str.Printf(wxT("%c"), c);
344 return stream << str;
345}
346
347// Convert a colour to a 6-digit hex string
348static wxString ColourToHexString(const wxColour& col)
349{
350 wxString hex;
351
352 hex += wxDecToHex(col.Red());
353 hex += wxDecToHex(col.Green());
354 hex += wxDecToHex(col.Blue());
355
356 return hex;
357}
358
359// Convert 6-digit hex string to a colour
360wxColour HexStringToColour(const wxString& hex)
361{
362 unsigned int r = 0;
363 unsigned int g = 0;
364 unsigned int b = 0;
365 r = wxHexToDec(hex.Mid(0, 2));
366 g = wxHexToDec(hex.Mid(2, 2));
367 b = wxHexToDec(hex.Mid(4, 2));
368
369 return wxColour(r, g, b);
370}
371
372bool wxRichTextXMLHandler::SaveFile(wxRichTextBuffer *buffer, wxOutputStream& stream)
373{
374 if (!stream.IsOk())
375 return false;
376
377 wxString version(wxT("1.0") ) ;
378#if wxUSE_UNICODE
379 wxString fileencoding(wxT("UTF-8")) ;
380 wxString memencoding(wxT("UTF-8")) ;
381#else
382 wxString fileencoding(wxT("ISO-8859-1")) ;
383 wxString memencoding(wxT("ISO-8859-1")) ;
384#endif
385 wxString s ;
386
387 wxMBConv *convMem = NULL, *convFile = NULL;
388#if wxUSE_UNICODE
389 convFile = new wxCSConv(fileencoding);
390#else
391 if ( fileencoding != memencoding )
392 {
393 convFile = new wxCSConv(fileencoding);
394 convMem = new wxCSConv(memencoding);
395 }
396#endif
397
398 s.Printf(wxT("<?xml version=\"%s\" encoding=\"%s\"?>\n"),
399 (const wxChar*) version, (const wxChar*) fileencoding );
400 OutputString(stream, s, NULL, NULL);
401 OutputString(stream, wxT("<richtext version=\"1.0.0.0\" xmlns=\"http://www.wxwidgets.org\">") , NULL, NULL);
402
403 int level = 1;
404 ExportXML(stream, convMem, convFile, *buffer, level);
405
406 OutputString(stream, wxT("\n</richtext>") , NULL, NULL);
407 OutputString(stream, wxT("\n"), NULL, NULL);
408
409 delete convFile;
410 delete convMem;
411
412 return true;
413}
414
415/// Recursively export an object
416bool wxRichTextXMLHandler::ExportXML(wxOutputStream& stream, wxMBConv* convMem, wxMBConv* convFile, wxRichTextObject& obj, int indent)
417{
418 wxString objectName;
419 if (obj.IsKindOf(CLASSINFO(wxRichTextParagraphLayoutBox)))
420 objectName = wxT("paragraphlayout");
421 else if (obj.IsKindOf(CLASSINFO(wxRichTextParagraph)))
422 objectName = wxT("paragraph");
423 else if (obj.IsKindOf(CLASSINFO(wxRichTextPlainText)))
424 objectName = wxT("text");
425 else if (obj.IsKindOf(CLASSINFO(wxRichTextImage)))
426 objectName = wxT("image");
427 else
428 objectName = wxT("object");
429
430 if (obj.IsKindOf(CLASSINFO(wxRichTextPlainText)))
431 {
432 wxRichTextPlainText& text = (wxRichTextPlainText&) obj;
433
434 OutputIndentation(stream, indent);
435 stream << wxT("<") << objectName;
436
437 wxString style = CreateStyle(obj.GetAttributes(), false);
438
439 stream << style << wxT(">");
440
441 wxString str = text.GetText();
442 if (str.Length() > 0 && (str[0] == wxT(' ') || str[str.Length()-1] == wxT(' ')))
443 {
444 stream << wxT("\"");
445 OutputStringEnt(stream, str, convMem, convFile);
446 stream << wxT("\"");
447 }
448 else
449 OutputStringEnt(stream, str, convMem, convFile);
450 }
451 else if (obj.IsKindOf(CLASSINFO(wxRichTextImage)))
452 {
453 wxRichTextImage& imageObj = (wxRichTextImage&) obj;
454
455 if (imageObj.GetImage().Ok() && !imageObj.GetImageBlock().Ok())
456 imageObj.MakeBlock();
457
458 OutputIndentation(stream, indent);
459 stream << wxT("<") << objectName;
460 if (!imageObj.GetImageBlock().Ok())
461 {
462 // No data
463 stream << wxT(">");
464 }
465 else
466 {
467 stream << wxString::Format(wxT(" imagetype=\"%d\""), (int) imageObj.GetImageBlock().GetImageType()) << wxT(">");
468 }
469
470 OutputIndentation(stream, indent+1);
471 stream << wxT("<data>");
472
473 imageObj.GetImageBlock().WriteHex(stream);
474
475 stream << wxT("</data>");
476 }
477 else if (obj.IsKindOf(CLASSINFO(wxRichTextCompositeObject)))
478 {
479 OutputIndentation(stream, indent);
480 stream << wxT("<") << objectName;
481
482 bool isPara = false;
483 if (objectName == wxT("paragraph") || objectName == wxT("paragraphlayout"))
484 isPara = true;
485
486 wxString style = CreateStyle(obj.GetAttributes(), isPara);
487
488 stream << style << wxT(">");
489
490 wxRichTextCompositeObject& composite = (wxRichTextCompositeObject&) obj;
491 size_t i;
492 for (i = 0; i < composite.GetChildCount(); i++)
493 {
494 wxRichTextObject* child = composite.GetChild(i);
495 ExportXML(stream, convMem, convFile, *child, indent+1);
496 }
497 }
498
499 if (objectName != wxT("text"))
500 OutputIndentation(stream, indent);
501
502 stream << wxT("</") << objectName << wxT(">");
503
504 return true;
505}
506
507/// Create style parameters
508wxString wxRichTextXMLHandler::CreateStyle(const wxTextAttrEx& attr, bool isPara)
509{
510 wxString str;
511 if (attr.GetTextColour().Ok())
512 {
513 str << wxT(" textcolor=\"#") << ColourToHexString(attr.GetTextColour()) << wxT("\"");
514 }
515 if (attr.GetBackgroundColour().Ok())
516 {
517 str << wxT(" bgcolor=\"#") << ColourToHexString(attr.GetBackgroundColour()) << wxT("\"");
518 }
519
520 if (attr.GetFont().Ok())
521 {
522 str << wxT(" fontsize=\"") << attr.GetFont().GetPointSize() << wxT("\"");
523 str << wxT(" fontfamily=\"") << attr.GetFont().GetFamily() << wxT("\"");
524 str << wxT(" fontstyle=\"") << attr.GetFont().GetStyle() << wxT("\"");
525 str << wxT(" fontweight=\"") << attr.GetFont().GetWeight() << wxT("\"");
526 str << wxT(" fontunderlined=\"") << (int) attr.GetFont().GetUnderlined() << wxT("\"");
527 str << wxT(" fontface=\"") << attr.GetFont().GetFaceName() << wxT("\"");
528 }
529
530 if (!attr.GetCharacterStyleName().IsEmpty())
531 str << wxT(" charactertyle=\"") << wxString(attr.GetCharacterStyleName()) << wxT("\"");
532
533 if (isPara)
534 {
535 str << wxT(" alignment=\"") << (int) attr.GetAlignment() << wxT("\"");
536 str << wxT(" leftindent=\"") << (int) attr.GetLeftIndent() << wxT("\"");
537 str << wxT(" leftsubindent=\"") << (int) attr.GetLeftSubIndent() << wxT("\"");
538 str << wxT(" rightindent=\"") << (int) attr.GetRightIndent() << wxT("\"");
539 str << wxT(" parspacingafter=\"") << (int) attr.GetParagraphSpacingAfter() << wxT("\"");
540 str << wxT(" parspacingbefore=\"") << (int) attr.GetParagraphSpacingBefore() << wxT("\"");
541 str << wxT(" linespacing=\"") << (int) attr.GetLineSpacing() << wxT("\"");
542 str << wxT(" bulletstyle=\"") << (int) attr.GetBulletStyle() << wxT("\"");
543 str << wxT(" bulletnumber=\"") << (int) attr.GetBulletNumber() << wxT("\"");
544 str << wxT(" bulletsymbol=\"") << wxString(attr.GetBulletSymbol()) << wxT("\"");
545
546 if (!attr.GetParagraphStyleName().IsEmpty())
547 str << wxT(" parstyle=\"") << wxString(attr.GetParagraphStyleName()) << wxT("\"");
548 }
549
550 return str;
551}
552
553/// Get style parameters
554bool wxRichTextXMLHandler::GetStyle(wxTextAttrEx& attr, wxXmlNode* node, bool isPara)
555{
556 wxString fontFacename;
557 int fontSize = 12;
558 int fontFamily = wxDEFAULT;
559 int fontWeight = wxNORMAL;
560 int fontStyle = wxNORMAL;
561 bool fontUnderlined = false;
562
563 fontFacename = node->GetPropVal(wxT("fontface"), wxEmptyString);
564
565 wxString value = node->GetPropVal(wxT("fontfamily"), wxEmptyString);
566 if (!value.IsEmpty())
567 fontFamily = wxAtoi(value);
568
569 value = node->GetPropVal(wxT("fontstyle"), wxEmptyString);
570 if (!value.IsEmpty())
571 fontStyle = wxAtoi(value);
572
573 value = node->GetPropVal(wxT("fontsize"), wxEmptyString);
574 if (!value.IsEmpty())
575 fontSize = wxAtoi(value);
576
577 value = node->GetPropVal(wxT("fontweight"), wxEmptyString);
578 if (!value.IsEmpty())
579 fontWeight = wxAtoi(value);
580
581 value = node->GetPropVal(wxT("fontunderlined"), wxEmptyString);
582 if (!value.IsEmpty())
583 fontUnderlined = wxAtoi(value) != 0;
584
585 attr.SetFont(* wxTheFontList->FindOrCreateFont(fontSize, fontFamily, fontStyle, fontWeight, fontUnderlined, fontFacename));
586
587 value = node->GetPropVal(wxT("textcolor"), wxEmptyString);
588 if (!value.IsEmpty())
589 {
590 if (value[0] == wxT('#'))
591 attr.SetTextColour(HexStringToColour(value.Mid(1)));
592 else
593 attr.SetTextColour(value);
594 }
595
596 value = node->GetPropVal(wxT("backgroundcolor"), wxEmptyString);
597 if (!value.IsEmpty())
598 {
599 if (value[0] == wxT('#'))
600 attr.SetBackgroundColour(HexStringToColour(value.Mid(1)));
601 else
602 attr.SetBackgroundColour(value);
603 }
604
605 value = node->GetPropVal(wxT("characterstyle"), wxEmptyString);
606 if (!value.IsEmpty())
607 attr.SetCharacterStyleName(value);
608
609 // Set paragraph attributes
610 if (isPara)
611 {
612 value = node->GetPropVal(wxT("alignment"), wxEmptyString);
613 if (!value.IsEmpty())
614 attr.SetAlignment((wxTextAttrAlignment) wxAtoi(value));
615
616 int leftSubIndent = 0;
617 int leftIndent = 0;
618 value = node->GetPropVal(wxT("leftindent"), wxEmptyString);
619 if (!value.IsEmpty())
620 leftIndent = wxAtoi(value);
621 value = node->GetPropVal(wxT("leftsubindent"), wxEmptyString);
622 if (!value.IsEmpty())
623 leftSubIndent = wxAtoi(value);
624 attr.SetLeftIndent(leftIndent, leftSubIndent);
625
626 value = node->GetPropVal(wxT("rightindent"), wxEmptyString);
627 if (!value.IsEmpty())
628 attr.SetRightIndent(wxAtoi(value));
629
630 value = node->GetPropVal(wxT("parspacingbefore"), wxEmptyString);
631 if (!value.IsEmpty())
632 attr.SetParagraphSpacingBefore(wxAtoi(value));
633
634 value = node->GetPropVal(wxT("parspacingafter"), wxEmptyString);
635 if (!value.IsEmpty())
636 attr.SetParagraphSpacingAfter(wxAtoi(value));
637
638 value = node->GetPropVal(wxT("linespacing"), wxEmptyString);
639 if (!value.IsEmpty())
640 attr.SetLineSpacing(wxAtoi(value));
641
642 value = node->GetPropVal(wxT("bulletstyle"), wxEmptyString);
643 if (!value.IsEmpty())
644 attr.SetBulletStyle(wxAtoi(value));
645
646 value = node->GetPropVal(wxT("bulletnumber"), wxEmptyString);
647 if (!value.IsEmpty())
648 attr.SetBulletNumber(wxAtoi(value));
649
650 value = node->GetPropVal(wxT("bulletsymbol"), wxEmptyString);
651 if (!value.IsEmpty())
652 attr.SetBulletSymbol(value[0]);
653
654 value = node->GetPropVal(wxT("parstyle"), wxEmptyString);
655 if (!value.IsEmpty())
656 attr.SetParagraphStyleName(value);
657 }
658
659 return true;
660}
661
662#endif
663
664IMPLEMENT_DYNAMIC_CLASS(wxRichTextHTMLHandler, wxRichTextFileHandler)
665
666/// Can we handle this filename (if using files)? By default, checks the extension.
667bool wxRichTextHTMLHandler::CanHandle(const wxString& filename) const
668{
669 wxString path, file, ext;
670 wxSplitPath(filename, & path, & file, & ext);
671
672 return (ext.Lower() == wxT("html") || ext.Lower() == wxT("htm"));
673}
674
675
676#if wxUSE_STREAMS
677bool wxRichTextHTMLHandler::LoadFile(wxRichTextBuffer *WXUNUSED(buffer), wxInputStream& WXUNUSED(stream))
678{
679 return false;
680}
681
682/*
683 * We need to output only _changes_ in character formatting.
684 */
685
686bool wxRichTextHTMLHandler::SaveFile(wxRichTextBuffer *buffer, wxOutputStream& stream)
687{
688 buffer->Defragment();
689
690 wxTextOutputStream str(stream);
691
692 wxTextAttrEx currentParaStyle = buffer->GetAttributes();
693 wxTextAttrEx currentCharStyle = buffer->GetAttributes();
694
695 str << wxT("<html><head></head><body>\n");
696
697 wxRichTextObjectList::compatibility_iterator node = buffer->GetChildren().GetFirst();
698 while (node)
699 {
700 wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph);
701 wxASSERT (para != NULL);
702
703 if (para)
704 {
705 OutputParagraphFormatting(currentParaStyle, para->GetAttributes(), stream, true);
706
707 wxRichTextObjectList::compatibility_iterator node2 = para->GetChildren().GetFirst();
708 while (node2)
709 {
710 wxRichTextObject* obj = node2->GetData();
711 wxRichTextPlainText* textObj = wxDynamicCast(obj, wxRichTextPlainText);
712 if (textObj && !textObj->IsEmpty())
713 {
714 OutputCharacterFormatting(currentCharStyle, obj->GetAttributes(), stream, true);
715
716 str << textObj->GetText();
717
718 OutputCharacterFormatting(currentCharStyle, obj->GetAttributes(), stream, false);
719 }
720
721 node2 = node2->GetNext();
722 }
723
724 OutputParagraphFormatting(currentParaStyle, para->GetAttributes(), stream, false);
725
726 str << wxT("<P>\n");
727 }
728
729 node = node->GetNext();
730 }
731
732 str << wxT("</body></html>\n");
733
734 return true;
735}
736
737/// Output character formatting
738void wxRichTextHTMLHandler::OutputCharacterFormatting(const wxTextAttrEx& WXUNUSED(currentStyle), const wxTextAttrEx& thisStyle, wxOutputStream& stream, bool start)
739{
740 wxTextOutputStream str(stream);
741
742 bool isBold = false;
743 bool isItalic = false;
744 bool isUnderline = false;
745 wxString faceName;
746
747 if (thisStyle.GetFont().Ok())
748 {
749 if (thisStyle.GetFont().GetWeight() == wxBOLD)
750 isBold = true;
751 if (thisStyle.GetFont().GetStyle() == wxITALIC)
752 isItalic = true;
753 if (thisStyle.GetFont().GetUnderlined())
754 isUnderline = true;
755
756 faceName = thisStyle.GetFont().GetFaceName();
757 }
758
759 if (start)
760 {
761 if (isBold)
762 str << wxT("<b>");
763 if (isItalic)
764 str << wxT("<i>");
765 if (isUnderline)
766 str << wxT("<u>");
767 }
768 else
769 {
770 if (isUnderline)
771 str << wxT("</u>");
772 if (isItalic)
773 str << wxT("</i>");
774 if (isBold)
775 str << wxT("</b>");
776 }
777}
778
779/// Output paragraph formatting
780void wxRichTextHTMLHandler::OutputParagraphFormatting(const wxTextAttrEx& WXUNUSED(currentStyle), const wxTextAttrEx& thisStyle, wxOutputStream& stream, bool start)
781{
782 // TODO: lists, indentation (using tables), fonts, right-align, ...
783
784 wxTextOutputStream str(stream);
785 bool isCentered = false;
786
787 if (thisStyle.GetAlignment() == wxTEXT_ALIGNMENT_CENTRE)
788 {
789 isCentered = true;
790 }
791
792 if (start)
793 {
794 if (isCentered)
795 str << wxT("<center>");
796 }
797 else
798 {
799 if (isCentered)
800 str << wxT("</center>");
801 }
802}
803
804#endif
805
806#endif
807 // wxUSE_RICHTEXT
808
wxWidgets (Impactor)