1 ///////////////////////////////////////////////////////////////////////////////
2 // Name:        src/common/textcmn.cpp
3 // Purpose:     implementation of platform-independent functions of wxTextCtrl
4 // Author:      Julian Smart
5 // Modified by:
6 // Created:     13.07.99
7 // Copyright:   (c) wxWidgets team
8 // Licence:     wxWindows licence
9 ///////////////////////////////////////////////////////////////////////////////
10 
11 // ============================================================================
12 // declarations
13 // ============================================================================
14 
15 // for compilers that support precompilation, includes "wx.h".
16 #include "wx/wxprec.h"
17 
18 #ifdef __BORLANDC__
19     #pragma hdrstop
20 #endif
21 
22 #ifndef WX_PRECOMP
23     #include "wx/event.h"
24 #endif // WX_PRECOMP
25 
26 #if wxUSE_TEXTCTRL
27 
28 #include "wx/textctrl.h"
29 
30 #ifndef WX_PRECOMP
31     #include "wx/intl.h"
32     #include "wx/log.h"
33 #endif // WX_PRECOMP
34 
35 #include "wx/ffile.h"
36 
37 extern WXDLLEXPORT_DATA(const char) wxTextCtrlNameStr[] = "text";
38 
39 // ----------------------------------------------------------------------------
40 // macros
41 // ----------------------------------------------------------------------------
42 
43 // we don't have any objects of type wxTextCtrlBase in the program, only
44 // wxTextCtrl, so this cast is safe
45 #define TEXTCTRL(ptr)   ((wxTextCtrl *)(ptr))
46 
47 // ============================================================================
48 // implementation
49 // ============================================================================
50 
51 // ----------------------------------------------------------------------------
52 // XTI
53 // ----------------------------------------------------------------------------
54 
55 wxDEFINE_FLAGS( wxTextCtrlStyle )
56 wxBEGIN_FLAGS( wxTextCtrlStyle )
57 // new style border flags, we put them first to
58 // use them for streaming out
59 wxFLAGS_MEMBER(wxBORDER_SIMPLE)
60 wxFLAGS_MEMBER(wxBORDER_SUNKEN)
61 wxFLAGS_MEMBER(wxBORDER_DOUBLE)
62 wxFLAGS_MEMBER(wxBORDER_RAISED)
63 wxFLAGS_MEMBER(wxBORDER_STATIC)
64 wxFLAGS_MEMBER(wxBORDER_NONE)
65 
66 // old style border flags
67 wxFLAGS_MEMBER(wxSIMPLE_BORDER)
68 wxFLAGS_MEMBER(wxSUNKEN_BORDER)
69 wxFLAGS_MEMBER(wxDOUBLE_BORDER)
70 wxFLAGS_MEMBER(wxRAISED_BORDER)
71 wxFLAGS_MEMBER(wxSTATIC_BORDER)
72 wxFLAGS_MEMBER(wxBORDER)
73 
74 // standard window styles
75 wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
76 wxFLAGS_MEMBER(wxCLIP_CHILDREN)
77 wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
78 wxFLAGS_MEMBER(wxWANTS_CHARS)
79 wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
80 wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
81 wxFLAGS_MEMBER(wxVSCROLL)
82 wxFLAGS_MEMBER(wxHSCROLL)
83 
84 wxFLAGS_MEMBER(wxTE_PROCESS_ENTER)
85 wxFLAGS_MEMBER(wxTE_PROCESS_TAB)
86 wxFLAGS_MEMBER(wxTE_MULTILINE)
87 wxFLAGS_MEMBER(wxTE_PASSWORD)
88 wxFLAGS_MEMBER(wxTE_READONLY)
89 wxFLAGS_MEMBER(wxHSCROLL)
90 wxFLAGS_MEMBER(wxTE_RICH)
91 wxFLAGS_MEMBER(wxTE_RICH2)
92 wxFLAGS_MEMBER(wxTE_AUTO_URL)
93 wxFLAGS_MEMBER(wxTE_NOHIDESEL)
94 wxFLAGS_MEMBER(wxTE_LEFT)
95 wxFLAGS_MEMBER(wxTE_CENTRE)
96 wxFLAGS_MEMBER(wxTE_RIGHT)
97 wxFLAGS_MEMBER(wxTE_DONTWRAP)
98 wxFLAGS_MEMBER(wxTE_CHARWRAP)
99 wxFLAGS_MEMBER(wxTE_WORDWRAP)
100 wxEND_FLAGS( wxTextCtrlStyle )
101 
102 wxIMPLEMENT_DYNAMIC_CLASS_XTI(wxTextCtrl, wxControl, "wx/textctrl.h")
103 
104 wxBEGIN_PROPERTIES_TABLE(wxTextCtrl)
105 wxEVENT_PROPERTY( TextUpdated, wxEVT_TEXT, wxCommandEvent )
106 wxEVENT_PROPERTY( TextEnter, wxEVT_TEXT_ENTER, wxCommandEvent )
107 
108 wxPROPERTY( Font, wxFont, SetFont, GetFont , wxEMPTY_PARAMETER_VALUE, \
109            0 /*flags*/, wxT("Helpstring"), wxT("group") )
110 wxPROPERTY( Value, wxString, SetValue, GetValue, wxString(), \
111            0 /*flags*/, wxT("Helpstring"), wxT("group"))
112 
113 wxPROPERTY_FLAGS( WindowStyle, wxTextCtrlStyle, long, SetWindowStyleFlag, \
114                  GetWindowStyleFlag, wxEMPTY_PARAMETER_VALUE, 0 /*flags*/, \
115                  wxT("Helpstring"), wxT("group")) // style
116 wxEND_PROPERTIES_TABLE()
117 
118 wxEMPTY_HANDLERS_TABLE(wxTextCtrl)
119 
120 wxCONSTRUCTOR_6( wxTextCtrl, wxWindow*, Parent, wxWindowID, Id, \
121                 wxString, Value, wxPoint, Position, wxSize, Size, \
122                 long, WindowStyle)
123 
124 
125 IMPLEMENT_DYNAMIC_CLASS(wxTextUrlEvent, wxCommandEvent)
126 
127 wxDEFINE_EVENT( wxEVT_TEXT, wxCommandEvent );
128 wxDEFINE_EVENT( wxEVT_TEXT_ENTER, wxCommandEvent );
129 wxDEFINE_EVENT( wxEVT_TEXT_URL, wxTextUrlEvent );
130 wxDEFINE_EVENT( wxEVT_TEXT_MAXLEN, wxCommandEvent );
131 
IMPLEMENT_ABSTRACT_CLASS(wxTextCtrlBase,wxControl)132 IMPLEMENT_ABSTRACT_CLASS(wxTextCtrlBase, wxControl)
133 
134 // ============================================================================
135 // wxTextAttr implementation
136 // ============================================================================
137 
138 wxTextAttr::wxTextAttr(const wxColour& colText,
139                const wxColour& colBack,
140                const wxFont& font,
141                wxTextAttrAlignment alignment): m_textAlignment(alignment), m_colText(colText), m_colBack(colBack)
142 {
143     Init();
144 
145     if (m_colText.IsOk()) m_flags |= wxTEXT_ATTR_TEXT_COLOUR;
146     if (m_colBack.IsOk()) m_flags |= wxTEXT_ATTR_BACKGROUND_COLOUR;
147     if (alignment != wxTEXT_ALIGNMENT_DEFAULT)
148         m_flags |= wxTEXT_ATTR_ALIGNMENT;
149 
150     GetFontAttributes(font);
151 }
152 
153 // Initialisation
Init()154 void wxTextAttr::Init()
155 {
156     m_textAlignment = wxTEXT_ALIGNMENT_DEFAULT;
157     m_flags = 0;
158     m_leftIndent = 0;
159     m_leftSubIndent = 0;
160     m_rightIndent = 0;
161 
162     m_fontSize = 12;
163     m_fontStyle = wxFONTSTYLE_NORMAL;
164     m_fontWeight = wxFONTWEIGHT_NORMAL;
165     m_fontUnderlined = false;
166     m_fontStrikethrough = false;
167     m_fontEncoding = wxFONTENCODING_DEFAULT;
168     m_fontFamily = wxFONTFAMILY_DEFAULT;
169 
170     m_paragraphSpacingAfter = 0;
171     m_paragraphSpacingBefore = 0;
172     m_lineSpacing = 0;
173     m_bulletStyle = wxTEXT_ATTR_BULLET_STYLE_NONE;
174     m_textEffects = wxTEXT_ATTR_EFFECT_NONE;
175     m_textEffectFlags = wxTEXT_ATTR_EFFECT_NONE;
176     m_outlineLevel = 0;
177     m_bulletNumber = 0;
178 }
179 
180 // Copy
Copy(const wxTextAttr & attr)181 void wxTextAttr::Copy(const wxTextAttr& attr)
182 {
183     m_colText = attr.m_colText;
184     m_colBack = attr.m_colBack;
185     m_textAlignment = attr.m_textAlignment;
186     m_leftIndent = attr.m_leftIndent;
187     m_leftSubIndent = attr.m_leftSubIndent;
188     m_rightIndent = attr.m_rightIndent;
189     m_tabs = attr.m_tabs;
190     m_flags = attr.m_flags;
191 
192     m_fontSize = attr.m_fontSize;
193     m_fontStyle = attr.m_fontStyle;
194     m_fontWeight = attr.m_fontWeight;
195     m_fontUnderlined = attr.m_fontUnderlined;
196     m_fontStrikethrough = attr.m_fontStrikethrough;
197     m_fontFaceName = attr.m_fontFaceName;
198     m_fontEncoding = attr.m_fontEncoding;
199     m_fontFamily = attr.m_fontFamily;
200     m_textEffects = attr.m_textEffects;
201     m_textEffectFlags = attr.m_textEffectFlags;
202 
203     m_paragraphSpacingAfter = attr.m_paragraphSpacingAfter;
204     m_paragraphSpacingBefore = attr.m_paragraphSpacingBefore;
205     m_lineSpacing = attr.m_lineSpacing;
206     m_characterStyleName = attr.m_characterStyleName;
207     m_paragraphStyleName = attr.m_paragraphStyleName;
208     m_listStyleName = attr.m_listStyleName;
209     m_bulletStyle = attr.m_bulletStyle;
210     m_bulletNumber = attr.m_bulletNumber;
211     m_bulletText = attr.m_bulletText;
212     m_bulletFont = attr.m_bulletFont;
213     m_bulletName = attr.m_bulletName;
214     m_outlineLevel = attr.m_outlineLevel;
215 
216     m_urlTarget = attr.m_urlTarget;
217 }
218 
219 // operators
operator =(const wxTextAttr & attr)220 void wxTextAttr::operator= (const wxTextAttr& attr)
221 {
222     Copy(attr);
223 }
224 
225 // Equality test
operator ==(const wxTextAttr & attr) const226 bool wxTextAttr::operator== (const wxTextAttr& attr) const
227 {
228     return  GetFlags() == attr.GetFlags() &&
229 
230             (!HasTextColour() || (GetTextColour() == attr.GetTextColour())) &&
231             (!HasBackgroundColour() || (GetBackgroundColour() == attr.GetBackgroundColour())) &&
232 
233             (!HasAlignment() || (GetAlignment() == attr.GetAlignment())) &&
234             (!HasLeftIndent() || (GetLeftIndent() == attr.GetLeftIndent() &&
235                                   GetLeftSubIndent() == attr.GetLeftSubIndent())) &&
236             (!HasRightIndent() || (GetRightIndent() == attr.GetRightIndent())) &&
237             (!HasTabs() || (TabsEq(GetTabs(), attr.GetTabs()))) &&
238 
239             (!HasParagraphSpacingAfter() || (GetParagraphSpacingAfter() == attr.GetParagraphSpacingAfter())) &&
240             (!HasParagraphSpacingBefore() || (GetParagraphSpacingBefore() == attr.GetParagraphSpacingBefore())) &&
241             (!HasLineSpacing() || (GetLineSpacing() == attr.GetLineSpacing())) &&
242             (!HasCharacterStyleName() || (GetCharacterStyleName() == attr.GetCharacterStyleName())) &&
243             (!HasParagraphStyleName() || (GetParagraphStyleName() == attr.GetParagraphStyleName())) &&
244             (!HasListStyleName() || (GetListStyleName() == attr.GetListStyleName())) &&
245 
246             (!HasBulletStyle() || (GetBulletStyle() == attr.GetBulletStyle())) &&
247             (!HasBulletText() || (GetBulletText() == attr.GetBulletText())) &&
248             (!HasBulletNumber() || (GetBulletNumber() == attr.GetBulletNumber())) &&
249             (GetBulletFont() == attr.GetBulletFont()) &&
250             (!HasBulletName() || (GetBulletName() == attr.GetBulletName())) &&
251 
252             (!HasTextEffects() || (GetTextEffects() == attr.GetTextEffects() &&
253                                    GetTextEffectFlags() == attr.GetTextEffectFlags())) &&
254 
255             (!HasOutlineLevel() || (GetOutlineLevel() == attr.GetOutlineLevel())) &&
256 
257             (!HasFontSize() || (GetFontSize() == attr.GetFontSize())) &&
258             (!HasFontItalic() || (GetFontStyle() == attr.GetFontStyle())) &&
259             (!HasFontWeight() || (GetFontWeight() == attr.GetFontWeight())) &&
260             (!HasFontUnderlined() || (GetFontUnderlined() == attr.GetFontUnderlined())) &&
261             (!HasFontStrikethrough() || (GetFontStrikethrough() == attr.GetFontStrikethrough())) &&
262             (!HasFontFaceName() || (GetFontFaceName() == attr.GetFontFaceName())) &&
263             (!HasFontEncoding() || (GetFontEncoding() == attr.GetFontEncoding())) &&
264             (!HasFontFamily() || (GetFontFamily() == attr.GetFontFamily())) &&
265 
266             (!HasURL() || (GetURL() == attr.GetURL()));
267 }
268 
269 // Partial equality test. Only returns false if an attribute doesn't match.
EqPartial(const wxTextAttr & attr,bool weakTest) const270 bool wxTextAttr::EqPartial(const wxTextAttr& attr, bool weakTest) const
271 {
272     int flags = attr.GetFlags();
273 
274     if (!weakTest &&
275         ((!HasTextColour() && attr.HasTextColour()) ||
276          (!HasBackgroundColour() && attr.HasBackgroundColour()) ||
277          (!HasFontFaceName() && attr.HasFontFaceName()) ||
278          (!HasFontSize() && attr.HasFontSize()) ||
279          (!HasFontWeight() && attr.HasFontWeight()) ||
280          (!HasFontItalic() && attr.HasFontItalic()) ||
281          (!HasFontUnderlined() && attr.HasFontUnderlined()) ||
282          (!HasFontStrikethrough() && attr.HasFontStrikethrough()) ||
283          (!HasFontEncoding() && attr.HasFontEncoding()) ||
284          (!HasFontFamily() && attr.HasFontFamily()) ||
285          (!HasURL() && attr.HasURL()) ||
286          (!HasAlignment() && attr.HasAlignment()) ||
287          (!HasLeftIndent() && attr.HasLeftIndent()) ||
288          (!HasParagraphSpacingAfter() && attr.HasParagraphSpacingAfter()) ||
289          (!HasParagraphSpacingBefore() && attr.HasParagraphSpacingBefore()) ||
290          (!HasLineSpacing() && attr.HasLineSpacing()) ||
291          (!HasCharacterStyleName() && attr.HasCharacterStyleName()) ||
292          (!HasParagraphStyleName() && attr.HasParagraphStyleName()) ||
293          (!HasListStyleName() && attr.HasListStyleName()) ||
294          (!HasBulletStyle() && attr.HasBulletStyle()) ||
295          (!HasBulletNumber() && attr.HasBulletNumber()) ||
296          (!HasBulletText() && attr.HasBulletText()) ||
297          (!HasBulletName() && attr.HasBulletName()) ||
298          (!HasTabs() && attr.HasTabs()) ||
299          (!HasTextEffects() && attr.HasTextEffects()) ||
300          (!HasOutlineLevel() && attr.HasOutlineLevel())))
301     {
302         return false;
303     }
304 
305     if (HasTextColour() && attr.HasTextColour() && GetTextColour() != attr.GetTextColour())
306         return false;
307 
308     if (HasBackgroundColour() && attr.HasBackgroundColour() && GetBackgroundColour() != attr.GetBackgroundColour())
309         return false;
310 
311     if (HasFontFaceName() && attr.HasFontFaceName() && GetFontFaceName() != attr.GetFontFaceName())
312         return false;
313 
314     // This checks whether the two objects have the same font size dimension (px versus pt)
315     if (HasFontSize() && attr.HasFontSize() && (flags & wxTEXT_ATTR_FONT) != (GetFlags() & wxTEXT_ATTR_FONT))
316         return false;
317 
318     if (HasFontPointSize() && attr.HasFontPointSize() && GetFontSize() != attr.GetFontSize())
319         return false;
320 
321     if (HasFontPixelSize() && attr.HasFontPixelSize() && GetFontSize() != attr.GetFontSize())
322         return false;
323 
324     if (HasFontWeight() && attr.HasFontWeight() && GetFontWeight() != attr.GetFontWeight())
325         return false;
326 
327     if (HasFontItalic() && attr.HasFontItalic() && GetFontStyle() != attr.GetFontStyle())
328         return false;
329 
330     if (HasFontUnderlined() && attr.HasFontUnderlined() && GetFontUnderlined() != attr.GetFontUnderlined())
331         return false;
332 
333     if (HasFontStrikethrough() && attr.HasFontStrikethrough() && GetFontStrikethrough() != attr.GetFontStrikethrough())
334         return false;
335 
336     if (HasFontEncoding() && attr.HasFontEncoding() && GetFontEncoding() != attr.GetFontEncoding())
337         return false;
338 
339     if (HasFontFamily() && attr.HasFontFamily() && GetFontFamily() != attr.GetFontFamily())
340         return false;
341 
342     if (HasURL() && attr.HasURL() && GetURL() != attr.GetURL())
343         return false;
344 
345     if (HasAlignment() && attr.HasAlignment() && GetAlignment() != attr.GetAlignment())
346         return false;
347 
348     if (HasLeftIndent() && attr.HasLeftIndent() &&
349         ((GetLeftIndent() != attr.GetLeftIndent()) || (GetLeftSubIndent() != attr.GetLeftSubIndent())))
350         return false;
351 
352     if (HasRightIndent() && attr.HasRightIndent() && (GetRightIndent() != attr.GetRightIndent()))
353         return false;
354 
355     if (HasParagraphSpacingAfter() && attr.HasParagraphSpacingAfter() &&
356         (GetParagraphSpacingAfter() != attr.GetParagraphSpacingAfter()))
357         return false;
358 
359     if (HasParagraphSpacingBefore() && attr.HasParagraphSpacingBefore() &&
360         (GetParagraphSpacingBefore() != attr.GetParagraphSpacingBefore()))
361         return false;
362 
363     if (HasLineSpacing() && attr.HasLineSpacing() && (GetLineSpacing() != attr.GetLineSpacing()))
364         return false;
365 
366     if (HasCharacterStyleName() && attr.HasCharacterStyleName() && (GetCharacterStyleName() != attr.GetCharacterStyleName()))
367         return false;
368 
369     if (HasParagraphStyleName() && attr.HasParagraphStyleName() && (GetParagraphStyleName() != attr.GetParagraphStyleName()))
370         return false;
371 
372     if (HasListStyleName() && attr.HasListStyleName() && (GetListStyleName() != attr.GetListStyleName()))
373         return false;
374 
375     if (HasBulletStyle() && attr.HasBulletStyle() && (GetBulletStyle() != attr.GetBulletStyle()))
376          return false;
377 
378     if (HasBulletNumber() && attr.HasBulletNumber() && (GetBulletNumber() != attr.GetBulletNumber()))
379          return false;
380 
381     if (HasBulletText() && attr.HasBulletText() &&
382         (GetBulletText() != attr.GetBulletText()) &&
383         (GetBulletFont() != attr.GetBulletFont()))
384          return false;
385 
386     if (HasBulletName() && attr.HasBulletName() && (GetBulletName() != attr.GetBulletName()))
387          return false;
388 
389     if (HasTabs() && attr.HasTabs() && !TabsEq(GetTabs(), attr.GetTabs()))
390         return false;
391 
392     if ((HasPageBreak() != attr.HasPageBreak()))
393          return false;
394 
395     if (HasTextEffects() && attr.HasTextEffects())
396     {
397         if (!BitlistsEqPartial(GetTextEffects(), attr.GetTextEffects(), GetTextEffectFlags()))
398             return false;
399     }
400 
401     if (HasOutlineLevel() && attr.HasOutlineLevel() && (GetOutlineLevel() != attr.GetOutlineLevel()))
402          return false;
403 
404     return true;
405 }
406 
407 // Create font from font attributes.
GetFont() const408 wxFont wxTextAttr::GetFont() const
409 {
410     if ( !HasFont() )
411         return wxNullFont;
412 
413     int fontSize = 10;
414     if (HasFontSize())
415         fontSize = GetFontSize();
416 
417     wxFontStyle fontStyle = wxFONTSTYLE_NORMAL;
418     if (HasFontItalic())
419         fontStyle = GetFontStyle();
420 
421     wxFontWeight fontWeight = wxFONTWEIGHT_NORMAL;
422     if (HasFontWeight())
423         fontWeight = GetFontWeight();
424 
425     bool underlined = false;
426     if (HasFontUnderlined())
427         underlined = GetFontUnderlined();
428 
429     bool strikethrough = false;
430     if (HasFontStrikethrough())
431         strikethrough = GetFontStrikethrough();
432 
433     wxString fontFaceName;
434     if (HasFontFaceName())
435         fontFaceName = GetFontFaceName();
436 
437     wxFontEncoding encoding = wxFONTENCODING_DEFAULT;
438     if (HasFontEncoding())
439         encoding = GetFontEncoding();
440 
441     wxFontFamily fontFamily = wxFONTFAMILY_DEFAULT;
442     if (HasFontFamily())
443         fontFamily = GetFontFamily();
444 
445     if (HasFontPixelSize())
446     {
447         wxFont font(wxSize(0, fontSize), fontFamily, fontStyle, fontWeight, underlined, fontFaceName, encoding);
448         if (strikethrough)
449             font.SetStrikethrough(true);
450         return font;
451     }
452     else
453     {
454         wxFont font(fontSize, fontFamily, fontStyle, fontWeight, underlined, fontFaceName, encoding);
455         if (strikethrough)
456             font.SetStrikethrough(true);
457         return font;
458     }
459 }
460 
461 // Get attributes from font.
GetFontAttributes(const wxFont & font,int flags)462 bool wxTextAttr::GetFontAttributes(const wxFont& font, int flags)
463 {
464     if (!font.IsOk())
465         return false;
466 
467     // If we pass both pixel and point size attributes, this is an indication
468     // to choose the most appropriate units.
469     if ((flags & wxTEXT_ATTR_FONT) == wxTEXT_ATTR_FONT)
470     {
471         if (font.IsUsingSizeInPixels())
472         {
473             m_fontSize = font.GetPixelSize().y;
474             flags &= ~wxTEXT_ATTR_FONT_POINT_SIZE;
475         }
476         else
477         {
478             m_fontSize = font.GetPointSize();
479             flags &= ~wxTEXT_ATTR_FONT_PIXEL_SIZE;
480         }
481     }
482     else if (flags & wxTEXT_ATTR_FONT_POINT_SIZE)
483     {
484         m_fontSize = font.GetPointSize();
485         flags &= ~wxTEXT_ATTR_FONT_PIXEL_SIZE;
486     }
487     else if (flags & wxTEXT_ATTR_FONT_PIXEL_SIZE)
488     {
489         m_fontSize = font.GetPixelSize().y;
490     }
491 
492     if (flags & wxTEXT_ATTR_FONT_ITALIC)
493         m_fontStyle = font.GetStyle();
494 
495     if (flags & wxTEXT_ATTR_FONT_WEIGHT)
496         m_fontWeight = font.GetWeight();
497 
498     if (flags & wxTEXT_ATTR_FONT_UNDERLINE)
499         m_fontUnderlined = font.GetUnderlined();
500 
501     if (flags & wxTEXT_ATTR_FONT_STRIKETHROUGH)
502         m_fontStrikethrough = font.GetStrikethrough();
503 
504     if (flags & wxTEXT_ATTR_FONT_FACE)
505         m_fontFaceName = font.GetFaceName();
506 
507     if (flags & wxTEXT_ATTR_FONT_ENCODING)
508         m_fontEncoding = font.GetEncoding();
509 
510     if (flags & wxTEXT_ATTR_FONT_FAMILY)
511     {
512         // wxFont might not know its family, avoid setting m_fontFamily to an
513         // invalid value and rather pretend that we don't have any font family
514         // information at all in this case
515         const wxFontFamily fontFamily = font.GetFamily();
516         if ( fontFamily == wxFONTFAMILY_UNKNOWN )
517             flags &= ~wxTEXT_ATTR_FONT_FAMILY;
518         else
519             m_fontFamily = fontFamily;
520     }
521 
522     m_flags |= flags;
523 
524     return true;
525 }
526 
527 // Resets bits in destination so new attributes aren't merged with mutually exclusive ones
wxResetIncompatibleBits(const int mask,const int srcFlags,int & destFlags,int & destBits)528 static bool wxResetIncompatibleBits(const int mask, const int srcFlags, int& destFlags, int& destBits)
529 {
530     if ((srcFlags & mask) && (destFlags & mask))
531     {
532         destBits &= ~mask;
533         destFlags &= ~mask;
534     }
535 
536     return true;
537 }
538 
Apply(const wxTextAttr & style,const wxTextAttr * compareWith)539 bool wxTextAttr::Apply(const wxTextAttr& style, const wxTextAttr* compareWith)
540 {
541     wxTextAttr& destStyle = (*this);
542 
543     if (style.HasFontWeight())
544     {
545         if (!(compareWith && compareWith->HasFontWeight() && compareWith->GetFontWeight() == style.GetFontWeight()))
546             destStyle.SetFontWeight(style.GetFontWeight());
547     }
548 
549     if (style.HasFontPointSize())
550     {
551         if (!(compareWith && compareWith->HasFontPointSize() && compareWith->GetFontSize() == style.GetFontSize()))
552             destStyle.SetFontPointSize(style.GetFontSize());
553     }
554     else if (style.HasFontPixelSize())
555     {
556         if (!(compareWith && compareWith->HasFontPixelSize() && compareWith->GetFontSize() == style.GetFontSize()))
557             destStyle.SetFontPixelSize(style.GetFontSize());
558     }
559 
560     if (style.HasFontItalic())
561     {
562         if (!(compareWith && compareWith->HasFontItalic() && compareWith->GetFontStyle() == style.GetFontStyle()))
563             destStyle.SetFontStyle(style.GetFontStyle());
564     }
565 
566     if (style.HasFontUnderlined())
567     {
568         if (!(compareWith && compareWith->HasFontUnderlined() && compareWith->GetFontUnderlined() == style.GetFontUnderlined()))
569             destStyle.SetFontUnderlined(style.GetFontUnderlined());
570     }
571 
572     if (style.HasFontStrikethrough())
573     {
574         if (!(compareWith && compareWith->HasFontStrikethrough() && compareWith->GetFontStrikethrough() == style.GetFontStrikethrough()))
575             destStyle.SetFontStrikethrough(style.GetFontStrikethrough());
576     }
577 
578     if (style.HasFontFaceName())
579     {
580         if (!(compareWith && compareWith->HasFontFaceName() && compareWith->GetFontFaceName() == style.GetFontFaceName()))
581             destStyle.SetFontFaceName(style.GetFontFaceName());
582     }
583 
584     if (style.HasFontEncoding())
585     {
586         if (!(compareWith && compareWith->HasFontEncoding() && compareWith->GetFontEncoding() == style.GetFontEncoding()))
587             destStyle.SetFontEncoding(style.GetFontEncoding());
588     }
589 
590     if (style.HasFontFamily())
591     {
592         if (!(compareWith && compareWith->HasFontFamily() && compareWith->GetFontFamily() == style.GetFontFamily()))
593             destStyle.SetFontFamily(style.GetFontFamily());
594     }
595 
596     if (style.GetTextColour().IsOk() && style.HasTextColour())
597     {
598         if (!(compareWith && compareWith->HasTextColour() && compareWith->GetTextColour() == style.GetTextColour()))
599             destStyle.SetTextColour(style.GetTextColour());
600     }
601 
602     if (style.GetBackgroundColour().IsOk() && style.HasBackgroundColour())
603     {
604         if (!(compareWith && compareWith->HasBackgroundColour() && compareWith->GetBackgroundColour() == style.GetBackgroundColour()))
605             destStyle.SetBackgroundColour(style.GetBackgroundColour());
606     }
607 
608     if (style.HasAlignment())
609     {
610         if (!(compareWith && compareWith->HasAlignment() && compareWith->GetAlignment() == style.GetAlignment()))
611             destStyle.SetAlignment(style.GetAlignment());
612     }
613 
614     if (style.HasTabs())
615     {
616         if (!(compareWith && compareWith->HasTabs() && TabsEq(compareWith->GetTabs(), style.GetTabs())))
617             destStyle.SetTabs(style.GetTabs());
618     }
619 
620     if (style.HasLeftIndent())
621     {
622         if (!(compareWith && compareWith->HasLeftIndent() && compareWith->GetLeftIndent() == style.GetLeftIndent()
623                           && compareWith->GetLeftSubIndent() == style.GetLeftSubIndent()))
624             destStyle.SetLeftIndent(style.GetLeftIndent(), style.GetLeftSubIndent());
625     }
626 
627     if (style.HasRightIndent())
628     {
629         if (!(compareWith && compareWith->HasRightIndent() && compareWith->GetRightIndent() == style.GetRightIndent()))
630             destStyle.SetRightIndent(style.GetRightIndent());
631     }
632 
633     if (style.HasParagraphSpacingAfter())
634     {
635         if (!(compareWith && compareWith->HasParagraphSpacingAfter() && compareWith->GetParagraphSpacingAfter() == style.GetParagraphSpacingAfter()))
636             destStyle.SetParagraphSpacingAfter(style.GetParagraphSpacingAfter());
637     }
638 
639     if (style.HasParagraphSpacingBefore())
640     {
641         if (!(compareWith && compareWith->HasParagraphSpacingBefore() && compareWith->GetParagraphSpacingBefore() == style.GetParagraphSpacingBefore()))
642             destStyle.SetParagraphSpacingBefore(style.GetParagraphSpacingBefore());
643     }
644 
645     if (style.HasLineSpacing())
646     {
647         if (!(compareWith && compareWith->HasLineSpacing() && compareWith->GetLineSpacing() == style.GetLineSpacing()))
648             destStyle.SetLineSpacing(style.GetLineSpacing());
649     }
650 
651     if (style.HasCharacterStyleName())
652     {
653         if (!(compareWith && compareWith->HasCharacterStyleName() && compareWith->GetCharacterStyleName() == style.GetCharacterStyleName()))
654             destStyle.SetCharacterStyleName(style.GetCharacterStyleName());
655     }
656 
657     if (style.HasParagraphStyleName())
658     {
659         if (!(compareWith && compareWith->HasParagraphStyleName() && compareWith->GetParagraphStyleName() == style.GetParagraphStyleName()))
660             destStyle.SetParagraphStyleName(style.GetParagraphStyleName());
661     }
662 
663     if (style.HasListStyleName())
664     {
665         if (!(compareWith && compareWith->HasListStyleName() && compareWith->GetListStyleName() == style.GetListStyleName()))
666             destStyle.SetListStyleName(style.GetListStyleName());
667     }
668 
669     if (style.HasBulletStyle())
670     {
671         if (!(compareWith && compareWith->HasBulletStyle() && compareWith->GetBulletStyle() == style.GetBulletStyle()))
672             destStyle.SetBulletStyle(style.GetBulletStyle());
673     }
674 
675     if (style.HasBulletText())
676     {
677         if (!(compareWith && compareWith->HasBulletText() && compareWith->GetBulletText() == style.GetBulletText()))
678         {
679             destStyle.SetBulletText(style.GetBulletText());
680             destStyle.SetBulletFont(style.GetBulletFont());
681         }
682     }
683 
684     if (style.HasBulletNumber())
685     {
686         if (!(compareWith && compareWith->HasBulletNumber() && compareWith->GetBulletNumber() == style.GetBulletNumber()))
687             destStyle.SetBulletNumber(style.GetBulletNumber());
688     }
689 
690     if (style.HasBulletName())
691     {
692         if (!(compareWith && compareWith->HasBulletName() && compareWith->GetBulletName() == style.GetBulletName()))
693             destStyle.SetBulletName(style.GetBulletName());
694     }
695 
696     if (style.HasURL())
697     {
698         if (!(compareWith && compareWith->HasURL() && compareWith->GetURL() == style.GetURL()))
699             destStyle.SetURL(style.GetURL());
700     }
701 
702     if (style.HasPageBreak())
703     {
704         if (!(compareWith && compareWith->HasPageBreak()))
705             destStyle.SetPageBreak();
706     }
707 
708     if (style.HasTextEffects())
709     {
710         if (!(compareWith && compareWith->HasTextEffects() && compareWith->GetTextEffects() == style.GetTextEffects()))
711         {
712             int destBits = destStyle.GetTextEffects();
713             int destFlags = destStyle.GetTextEffectFlags();
714 
715             int srcBits = style.GetTextEffects();
716             int srcFlags = style.GetTextEffectFlags();
717 
718             // Reset incompatible bits in the destination
719             wxResetIncompatibleBits((wxTEXT_ATTR_EFFECT_SUPERSCRIPT|wxTEXT_ATTR_EFFECT_SUBSCRIPT), srcFlags, destFlags, destBits);
720             wxResetIncompatibleBits((wxTEXT_ATTR_EFFECT_CAPITALS|wxTEXT_ATTR_EFFECT_SMALL_CAPITALS), srcFlags, destFlags, destBits);
721             wxResetIncompatibleBits((wxTEXT_ATTR_EFFECT_STRIKETHROUGH|wxTEXT_ATTR_EFFECT_DOUBLE_STRIKETHROUGH), srcFlags, destFlags, destBits);
722 
723             CombineBitlists(destBits, srcBits, destFlags, srcFlags);
724 
725             destStyle.SetTextEffects(destBits);
726             destStyle.SetTextEffectFlags(destFlags);
727         }
728     }
729 
730     if (style.HasOutlineLevel())
731     {
732         if (!(compareWith && compareWith->HasOutlineLevel() && compareWith->GetOutlineLevel() == style.GetOutlineLevel()))
733             destStyle.SetOutlineLevel(style.GetOutlineLevel());
734     }
735 
736     return true;
737 }
738 
739 /* static */
Combine(const wxTextAttr & attr,const wxTextAttr & attrDef,const wxTextCtrlBase * text)740 wxTextAttr wxTextAttr::Combine(const wxTextAttr& attr,
741                                const wxTextAttr& attrDef,
742                                const wxTextCtrlBase *text)
743 {
744     wxFont font;
745     if (attr.HasFont())
746         font = attr.GetFont();
747 
748     if ( !font.IsOk() )
749     {
750         if (attrDef.HasFont())
751             font = attrDef.GetFont();
752 
753         if ( text && !font.IsOk() )
754             font = text->GetFont();
755     }
756 
757     wxColour colFg = attr.GetTextColour();
758     if ( !colFg.IsOk() )
759     {
760         colFg = attrDef.GetTextColour();
761 
762         if ( text && !colFg.IsOk() )
763             colFg = text->GetForegroundColour();
764     }
765 
766     wxColour colBg = attr.GetBackgroundColour();
767     if ( !colBg.IsOk() )
768     {
769         colBg = attrDef.GetBackgroundColour();
770 
771         if ( text && !colBg.IsOk() )
772             colBg = text->GetBackgroundColour();
773     }
774 
775     wxTextAttr newAttr(colFg, colBg, font);
776 
777     if (attr.HasAlignment())
778         newAttr.SetAlignment(attr.GetAlignment());
779     else if (attrDef.HasAlignment())
780         newAttr.SetAlignment(attrDef.GetAlignment());
781 
782     if (attr.HasTabs())
783         newAttr.SetTabs(attr.GetTabs());
784     else if (attrDef.HasTabs())
785         newAttr.SetTabs(attrDef.GetTabs());
786 
787     if (attr.HasLeftIndent())
788         newAttr.SetLeftIndent(attr.GetLeftIndent(), attr.GetLeftSubIndent());
789     else if (attrDef.HasLeftIndent())
790         newAttr.SetLeftIndent(attrDef.GetLeftIndent(), attr.GetLeftSubIndent());
791 
792     if (attr.HasRightIndent())
793         newAttr.SetRightIndent(attr.GetRightIndent());
794     else if (attrDef.HasRightIndent())
795         newAttr.SetRightIndent(attrDef.GetRightIndent());
796 
797     return newAttr;
798 }
799 
800 /// Compare tabs
TabsEq(const wxArrayInt & tabs1,const wxArrayInt & tabs2)801 bool wxTextAttr::TabsEq(const wxArrayInt& tabs1, const wxArrayInt& tabs2)
802 {
803     if (tabs1.GetCount() != tabs2.GetCount())
804         return false;
805 
806     size_t i;
807     for (i = 0; i < tabs1.GetCount(); i++)
808     {
809         if (tabs1[i] != tabs2[i])
810             return false;
811     }
812     return true;
813 }
814 
815 // Remove attributes
RemoveStyle(wxTextAttr & destStyle,const wxTextAttr & style)816 bool wxTextAttr::RemoveStyle(wxTextAttr& destStyle, const wxTextAttr& style)
817 {
818     int flags = style.GetFlags();
819     int destFlags = destStyle.GetFlags();
820 
821     // We must treat text effects specially, since we must remove only some.
822     if (style.HasTextEffects() && (style.GetTextEffectFlags() != 0))
823     {
824         int newTextEffectFlags = destStyle.GetTextEffectFlags() & ~style.GetTextEffectFlags();
825         int newTextEffects = destStyle.GetTextEffects() & ~style.GetTextEffectFlags();
826         destStyle.SetTextEffects(newTextEffects);
827         destStyle.SetTextEffectFlags(newTextEffectFlags);
828 
829         // Don't remove wxTEXT_ATTR_EFFECTS unless the resulting flags are zero
830         if (newTextEffectFlags != 0)
831             flags &= ~wxTEXT_ATTR_EFFECTS;
832     }
833 
834     destStyle.SetFlags(destFlags & ~flags);
835 
836     return true;
837 }
838 
839 /// Combine two bitlists, specifying the bits of interest with separate flags.
CombineBitlists(int & valueA,int valueB,int & flagsA,int flagsB)840 bool wxTextAttr::CombineBitlists(int& valueA, int valueB, int& flagsA, int flagsB)
841 {
842     // We want to apply B's bits to A, taking into account each's flags which indicate which bits
843     // are to be taken into account. A zero in B's bits should reset that bit in A but only if B's flags
844     // indicate it.
845 
846     // First, reset the 0 bits from B. We make a mask so we're only dealing with B's zero
847     // bits at this point, ignoring any 1 bits in B or 0 bits in B that are not relevant.
848     int valueA2 = ~(~valueB & flagsB) & valueA;
849 
850     // Now combine the 1 bits.
851     int valueA3 = (valueB & flagsB) | valueA2;
852 
853     valueA = valueA3;
854     flagsA = (flagsA | flagsB);
855 
856     return true;
857 }
858 
859 /// Compare two bitlists
BitlistsEqPartial(int valueA,int valueB,int flags)860 bool wxTextAttr::BitlistsEqPartial(int valueA, int valueB, int flags)
861 {
862     int relevantBitsA = valueA & flags;
863     int relevantBitsB = valueB & flags;
864     return relevantBitsA == relevantBitsB;
865 }
866 
867 /// Split into paragraph and character styles
SplitParaCharStyles(const wxTextAttr & style,wxTextAttr & parStyle,wxTextAttr & charStyle)868 bool wxTextAttr::SplitParaCharStyles(const wxTextAttr& style, wxTextAttr& parStyle, wxTextAttr& charStyle)
869 {
870     wxTextAttr defaultCharStyle1(style);
871     wxTextAttr defaultParaStyle1(style);
872     defaultCharStyle1.SetFlags(defaultCharStyle1.GetFlags()&wxTEXT_ATTR_CHARACTER);
873     defaultParaStyle1.SetFlags(defaultParaStyle1.GetFlags()&wxTEXT_ATTR_PARAGRAPH);
874 
875     charStyle.Apply(defaultCharStyle1);
876     parStyle.Apply(defaultParaStyle1);
877 
878     return true;
879 }
880 
881 // apply styling to text range
SetStyle(long WXUNUSED (start),long WXUNUSED (end),const wxTextAttr & WXUNUSED (style))882 bool wxTextCtrlBase::SetStyle(long WXUNUSED(start), long WXUNUSED(end),
883                               const wxTextAttr& WXUNUSED(style))
884 {
885     // to be implemented in derived classes
886     return false;
887 }
888 
889 // get the styling at the given position
GetStyle(long WXUNUSED (position),wxTextAttr & WXUNUSED (style))890 bool wxTextCtrlBase::GetStyle(long WXUNUSED(position), wxTextAttr& WXUNUSED(style))
891 {
892     // to be implemented in derived classes
893     return false;
894 }
895 
896 // change default text attributes
SetDefaultStyle(const wxTextAttr & style)897 bool wxTextCtrlBase::SetDefaultStyle(const wxTextAttr& style)
898 {
899     // keep the old attributes if the new style doesn't specify them unless the
900     // new style is empty - then reset m_defaultStyle (as there is no other way
901     // to do it)
902     if ( style.IsDefault() )
903         m_defaultStyle = style;
904     else
905         m_defaultStyle = wxTextAttr::Combine(style, m_defaultStyle, this);
906 
907     return true;
908 }
909 
910 // ----------------------------------------------------------------------------
911 // file IO functions
912 // ----------------------------------------------------------------------------
913 
DoLoadFile(const wxString & filename,int WXUNUSED (fileType))914 bool wxTextAreaBase::DoLoadFile(const wxString& filename, int WXUNUSED(fileType))
915 {
916 #if wxUSE_FFILE
917     wxFFile file(filename);
918     if ( file.IsOpened() )
919     {
920         wxString text;
921         if ( file.ReadAll(&text) )
922         {
923             SetValue(text);
924 
925             DiscardEdits();
926             m_filename = filename;
927 
928             return true;
929         }
930     }
931 #else
932     (void)filename;   // avoid compiler warning about unreferenced parameter
933 #endif // wxUSE_FFILE
934 
935     wxLogError(_("File couldn't be loaded."));
936 
937     return false;
938 }
939 
DoSaveFile(const wxString & filename,int WXUNUSED (fileType))940 bool wxTextAreaBase::DoSaveFile(const wxString& filename, int WXUNUSED(fileType))
941 {
942 #if wxUSE_FFILE
943     wxFFile file(filename, wxT("w"));
944     if ( file.IsOpened() && file.Write(GetValue()) )
945     {
946         // if it worked, save for future calls
947         m_filename = filename;
948 
949         // it's not modified any longer
950         DiscardEdits();
951 
952         return true;
953     }
954 #else
955     (void)filename;   // avoid compiler warning about unreferenced parameter
956 #endif // wxUSE_FFILE
957 
958     return false;
959 }
960 
SaveFile(const wxString & filename,int fileType)961 bool wxTextAreaBase::SaveFile(const wxString& filename, int fileType)
962 {
963     wxString filenameToUse = filename.empty() ? m_filename : filename;
964     if ( filenameToUse.empty() )
965     {
966         // what kind of message to give? is it an error or a program bug?
967         wxLogDebug(wxT("Can't save textctrl to file without filename."));
968 
969         return false;
970     }
971 
972     return DoSaveFile(filenameToUse, fileType);
973 }
974 
975 // ----------------------------------------------------------------------------
976 // stream-like insertion operator
977 // ----------------------------------------------------------------------------
978 
operator <<(const wxString & s)979 wxTextCtrl& wxTextCtrlBase::operator<<(const wxString& s)
980 {
981     AppendText(s);
982     return *TEXTCTRL(this);
983 }
984 
operator <<(double d)985 wxTextCtrl& wxTextCtrlBase::operator<<(double d)
986 {
987     return *this << wxString::Format("%.2f", d);
988 }
989 
operator <<(int i)990 wxTextCtrl& wxTextCtrlBase::operator<<(int i)
991 {
992     return *this << wxString::Format("%d", i);
993 }
994 
operator <<(long l)995 wxTextCtrl& wxTextCtrlBase::operator<<(long l)
996 {
997     return *this << wxString::Format("%ld", l);
998 }
999 
1000 // ----------------------------------------------------------------------------
1001 // streambuf methods implementation
1002 // ----------------------------------------------------------------------------
1003 
1004 #if wxHAS_TEXT_WINDOW_STREAM
1005 
overflow(int c)1006 int wxTextCtrlBase::overflow(int c)
1007 {
1008     AppendText((wxChar)c);
1009 
1010     // return something different from EOF
1011     return 0;
1012 }
1013 
1014 #endif // wxHAS_TEXT_WINDOW_STREAM
1015 
1016 // ----------------------------------------------------------------------------
1017 // emulating key presses
1018 // ----------------------------------------------------------------------------
1019 
EmulateKeyPress(const wxKeyEvent & event)1020 bool wxTextCtrlBase::EmulateKeyPress(const wxKeyEvent& event)
1021 {
1022     bool handled = false;
1023     // we have a native implementation for Win32 and so don't need this one
1024 #ifndef __WIN32__
1025     wxChar ch = 0;
1026     int keycode = event.GetKeyCode();
1027 
1028     long from, to;
1029     GetSelection(&from,&to);
1030     long insert = GetInsertionPoint();
1031     long last = GetLastPosition();
1032 
1033     // catch arrow left and right
1034 
1035     switch ( keycode )
1036     {
1037         case WXK_LEFT:
1038             if ( event.ShiftDown() )
1039                 SetSelection( (from > 0 ? from - 1 : 0) , to );
1040             else
1041             {
1042                 if ( from != to )
1043                     insert = from;
1044                 else if ( insert > 0 )
1045                     insert -= 1;
1046                 SetInsertionPoint( insert );
1047             }
1048             handled = true;
1049             break;
1050         case WXK_RIGHT:
1051             if ( event.ShiftDown() )
1052                 SetSelection( from, (to < last ? to + 1 : last) );
1053             else
1054             {
1055                 if ( from != to )
1056                     insert = to;
1057                 else if ( insert < last )
1058                     insert += 1;
1059                 SetInsertionPoint( insert );
1060             }
1061             handled = true;
1062             break;
1063         case WXK_NUMPAD0:
1064         case WXK_NUMPAD1:
1065         case WXK_NUMPAD2:
1066         case WXK_NUMPAD3:
1067         case WXK_NUMPAD4:
1068         case WXK_NUMPAD5:
1069         case WXK_NUMPAD6:
1070         case WXK_NUMPAD7:
1071         case WXK_NUMPAD8:
1072         case WXK_NUMPAD9:
1073             ch = (wxChar)(wxT('0') + keycode - WXK_NUMPAD0);
1074             break;
1075 
1076         case WXK_MULTIPLY:
1077         case WXK_NUMPAD_MULTIPLY:
1078             ch = wxT('*');
1079             break;
1080 
1081         case WXK_ADD:
1082         case WXK_NUMPAD_ADD:
1083             ch = wxT('+');
1084             break;
1085 
1086         case WXK_SUBTRACT:
1087         case WXK_NUMPAD_SUBTRACT:
1088             ch = wxT('-');
1089             break;
1090 
1091         case WXK_DECIMAL:
1092         case WXK_NUMPAD_DECIMAL:
1093             ch = wxT('.');
1094             break;
1095 
1096         case WXK_DIVIDE:
1097         case WXK_NUMPAD_DIVIDE:
1098             ch = wxT('/');
1099             break;
1100 
1101         case WXK_DELETE:
1102         case WXK_NUMPAD_DELETE:
1103             // delete the character at cursor
1104             {
1105                 const long pos = GetInsertionPoint();
1106                 if ( pos < GetLastPosition() )
1107                     Remove(pos, pos + 1);
1108                 handled = true;
1109             }
1110             break;
1111 
1112         case WXK_BACK:
1113             // delete the character before the cursor
1114             {
1115                 const long pos = GetInsertionPoint();
1116                 if ( pos > 0 )
1117                     Remove(pos - 1, pos);
1118                 handled = true;
1119             }
1120             break;
1121 
1122         default:
1123 #if wxUSE_UNICODE
1124             if ( event.GetUnicodeKey() )
1125             {
1126                 ch = event.GetUnicodeKey();
1127             }
1128             else
1129 #endif
1130             if ( keycode < 256 && keycode >= 0 && wxIsprint(keycode) )
1131             {
1132                 // FIXME this is not going to work for non letters...
1133                 if ( !event.ShiftDown() )
1134                 {
1135                     keycode = wxTolower(keycode);
1136                 }
1137 
1138                 ch = (wxChar)keycode;
1139             }
1140             else
1141             {
1142                 ch = wxT('\0');
1143             }
1144     }
1145 
1146     if ( ch )
1147     {
1148         WriteText(ch);
1149 
1150         handled = true;
1151     }
1152 #else // __WIN32__
1153     wxUnusedVar(event);
1154 #endif // !__WIN32__/__WIN32__
1155 
1156     return handled;
1157 }
1158 
1159 // ----------------------------------------------------------------------------
1160 // Other miscellaneous stuff
1161 // ----------------------------------------------------------------------------
1162 
SetHint(const wxString & hint)1163 bool wxTextCtrlBase::SetHint(const wxString& hint)
1164 {
1165     wxCHECK_MSG( IsSingleLine(), false,
1166                  wxS("Hints can only be set for single line text controls") );
1167 
1168     return wxTextEntry::SetHint(hint);
1169 }
1170 
1171 // do the window-specific processing after processing the update event
DoUpdateWindowUI(wxUpdateUIEvent & event)1172 void wxTextCtrlBase::DoUpdateWindowUI(wxUpdateUIEvent& event)
1173 {
1174     // call inherited, but skip the wxControl's version, and call directly the
1175     // wxWindow's one instead, because the only reason why we are overriding this
1176     // function is that we want to use SetValue() instead of wxControl::SetLabel()
1177     wxWindowBase::DoUpdateWindowUI(event);
1178 
1179     // update text
1180     if ( event.GetSetText() )
1181     {
1182         if ( event.GetText() != GetValue() )
1183             SetValue(event.GetText());
1184     }
1185 }
1186 
1187 // ----------------------------------------------------------------------------
1188 // hit testing
1189 // ----------------------------------------------------------------------------
1190 
1191 wxTextCtrlHitTestResult
HitTest(const wxPoint & pt,wxTextCoord * x,wxTextCoord * y) const1192 wxTextAreaBase::HitTest(const wxPoint& pt, wxTextCoord *x, wxTextCoord *y) const
1193 {
1194     // implement in terms of the other overload as the native ports typically
1195     // can get the position and not (x, y) pair directly (although wxUniv
1196     // directly gets x and y -- and so overrides this method as well)
1197     long pos;
1198     wxTextCtrlHitTestResult rc = HitTest(pt, &pos);
1199 
1200     if ( rc != wxTE_HT_UNKNOWN )
1201     {
1202         PositionToXY(pos, x, y);
1203     }
1204 
1205     return rc;
1206 }
1207 
1208 wxTextCtrlHitTestResult
HitTest(const wxPoint & WXUNUSED (pt),long * WXUNUSED (pos)) const1209 wxTextAreaBase::HitTest(const wxPoint& WXUNUSED(pt), long * WXUNUSED(pos)) const
1210 {
1211     // not implemented
1212     return wxTE_HT_UNKNOWN;
1213 }
1214 
PositionToCoords(long pos) const1215 wxPoint wxTextAreaBase::PositionToCoords(long pos) const
1216 {
1217     wxCHECK_MSG( IsValidPosition(pos), wxDefaultPosition,
1218                  wxS("Position argument out of range.") );
1219 
1220     return DoPositionToCoords(pos);
1221 }
1222 
DoPositionToCoords(long WXUNUSED (pos)) const1223 wxPoint wxTextAreaBase::DoPositionToCoords(long WXUNUSED(pos)) const
1224 {
1225     return wxDefaultPosition;
1226 }
1227 
1228 #else // !wxUSE_TEXTCTRL
1229 
1230 // define this one even if !wxUSE_TEXTCTRL because it is also used by other
1231 // controls (wxComboBox and wxSpinCtrl)
1232 
1233 wxDEFINE_EVENT( wxEVT_TEXT, wxCommandEvent );
1234 
1235 #endif // wxUSE_TEXTCTRL/!wxUSE_TEXTCTRL
1236