include/wx/textctrl.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/textctrl.h
   3 // Purpose:     wxTextCtrlBase class - the interface of wxTextCtrl
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     13.07.99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Vadim Zeitlin
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_TEXTCTRL_H_BASE_
  13 #define _WX_TEXTCTRL_H_BASE_
  14
  15 // ----------------------------------------------------------------------------
  16 // headers
  17 // ----------------------------------------------------------------------------
  18
  19 #include "wx/defs.h"
  20
  21 #if wxUSE_TEXTCTRL
  22
  23 #include "wx/control.h"         // the base class
  24 #include "wx/textentry.h"       // single-line text entry interface
  25 #include "wx/dynarray.h"        // wxArrayInt
  26 #include "wx/gdicmn.h"          // wxPoint
  27
  28 // Open Watcom 1.3 does allow only ios::rdbuf() while
  29 // we want something with streambuf parameter
  30 // Also, can't use streambuf if making or using a DLL :-(
  31
  32 #if defined(__WATCOMC__) || \
  33     defined(__MWERKS__) || \
  34     (defined(__WINDOWS__) && (defined(WXUSINGDLL) || defined(WXMAKINGDLL)))
  35     #define wxHAS_TEXT_WINDOW_STREAM 0
  36 #elif wxUSE_STD_IOSTREAM
  37     #include "wx/ioswrap.h"
  38     #define wxHAS_TEXT_WINDOW_STREAM 1
  39 #else
  40     #define wxHAS_TEXT_WINDOW_STREAM 0
  41 #endif
  42
  43 class WXDLLIMPEXP_FWD_CORE wxTextCtrl;
  44 class WXDLLIMPEXP_FWD_CORE wxTextCtrlBase;
  45
  46 // ----------------------------------------------------------------------------
  47 // wxTextCtrl types
  48 // ----------------------------------------------------------------------------
  49
  50 // wxTextCoord is the line or row number (which should have been unsigned but
  51 // is long for backwards compatibility)
  52 typedef long wxTextCoord;
  53
  54 // ----------------------------------------------------------------------------
  55 // constants
  56 // ----------------------------------------------------------------------------
  57
  58 extern WXDLLEXPORT_DATA(const char) wxTextCtrlNameStr[];
  59
  60 // this is intentionally not enum to avoid warning fixes with
  61 // typecasting from enum type to wxTextCoord
  62 const wxTextCoord wxOutOfRangeTextCoord = -1;
  63 const wxTextCoord wxInvalidTextCoord    = -2;
  64
  65 // ----------------------------------------------------------------------------
  66 // wxTextCtrl style flags
  67 // ----------------------------------------------------------------------------
  68
  69 #define wxTE_NO_VSCROLL     0x0002
  70 #define wxTE_AUTO_SCROLL    0x0008
  71
  72 #define wxTE_READONLY       0x0010
  73 #define wxTE_MULTILINE      0x0020
  74 #define wxTE_PROCESS_TAB    0x0040
  75
  76 // alignment flags
  77 #define wxTE_LEFT           0x0000                    // 0x0000
  78 #define wxTE_CENTER         wxALIGN_CENTER_HORIZONTAL // 0x0100
  79 #define wxTE_RIGHT          wxALIGN_RIGHT             // 0x0200
  80 #define wxTE_CENTRE         wxTE_CENTER
  81
  82 // this style means to use RICHEDIT control and does something only under wxMSW
  83 // and Win32 and is silently ignored under all other platforms
  84 #define wxTE_RICH           0x0080
  85
  86 #define wxTE_PROCESS_ENTER  0x0400
  87 #define wxTE_PASSWORD       0x0800
  88
  89 // automatically detect the URLs and generate the events when mouse is
  90 // moved/clicked over an URL
  91 //
  92 // this is for Win32 richedit and wxGTK2 multiline controls only so far
  93 #define wxTE_AUTO_URL       0x1000
  94
  95 // by default, the Windows text control doesn't show the selection when it
  96 // doesn't have focus - use this style to force it to always show it
  97 #define wxTE_NOHIDESEL      0x2000
  98
  99 // use wxHSCROLL to not wrap text at all, wxTE_CHARWRAP to wrap it at any
 100 // position and wxTE_WORDWRAP to wrap at words boundary
 101 //
 102 // if no wrapping style is given at all, the control wraps at word boundary
 103 #define wxTE_DONTWRAP       wxHSCROLL
 104 #define wxTE_CHARWRAP       0x4000  // wrap at any position
 105 #define wxTE_WORDWRAP       0x0001  // wrap only at words boundaries
 106 #define wxTE_BESTWRAP       0x0000  // this is the default
 107
 108 #if WXWIN_COMPATIBILITY_2_6
 109     // obsolete synonym
 110     #define wxTE_LINEWRAP       wxTE_CHARWRAP
 111 #endif // WXWIN_COMPATIBILITY_2_6
 112
 113 // force using RichEdit version 2.0 or 3.0 instead of 1.0 (default) for
 114 // wxTE_RICH controls - can be used together with or instead of wxTE_RICH
 115 #define wxTE_RICH2          0x8000
 116
 117 // reuse wxTE_RICH2's value for CAPEDIT control on Windows CE
 118 #if defined(__SMARTPHONE__) || defined(__POCKETPC__)
 119 #define wxTE_CAPITALIZE     wxTE_RICH2
 120 #else
 121 #define wxTE_CAPITALIZE     0
 122 #endif
 123
 124 // ----------------------------------------------------------------------------
 125 // wxTextCtrl file types
 126 // ----------------------------------------------------------------------------
 127
 128 #define wxTEXT_TYPE_ANY     0
 129
 130 // ----------------------------------------------------------------------------
 131 // wxTextCtrl::HitTest return values
 132 // ----------------------------------------------------------------------------
 133
 134 // the point asked is ...
 135 enum wxTextCtrlHitTestResult
 136 {
 137     wxTE_HT_UNKNOWN = -2,   // this means HitTest() is simply not implemented
 138     wxTE_HT_BEFORE,         // either to the left or upper
 139     wxTE_HT_ON_TEXT,        // directly on
 140     wxTE_HT_BELOW,          // below [the last line]
 141     wxTE_HT_BEYOND          // after [the end of line]
 142 };
 143 // ... the character returned
 144
 145 // ----------------------------------------------------------------------------
 146 // Types for wxTextAttr
 147 // ----------------------------------------------------------------------------
 148
 149 // Alignment
 150
 151 enum wxTextAttrAlignment
 152 {
 153     wxTEXT_ALIGNMENT_DEFAULT,
 154     wxTEXT_ALIGNMENT_LEFT,
 155     wxTEXT_ALIGNMENT_CENTRE,
 156     wxTEXT_ALIGNMENT_CENTER = wxTEXT_ALIGNMENT_CENTRE,
 157     wxTEXT_ALIGNMENT_RIGHT,
 158     wxTEXT_ALIGNMENT_JUSTIFIED
 159 };
 160
 161 // Flags to indicate which attributes are being applied
 162
 163 #define wxTEXT_ATTR_TEXT_COLOUR             0x00000001
 164 #define wxTEXT_ATTR_BACKGROUND_COLOUR       0x00000002
 165 #define wxTEXT_ATTR_FONT_FACE               0x00000004
 166 #define wxTEXT_ATTR_FONT_SIZE               0x00000008
 167 #define wxTEXT_ATTR_FONT_WEIGHT             0x00000010
 168 #define wxTEXT_ATTR_FONT_ITALIC             0x00000020
 169 #define wxTEXT_ATTR_FONT_UNDERLINE          0x00000040
 170 #define wxTEXT_ATTR_FONT_ENCODING           0x02000000
 171 #define wxTEXT_ATTR_FONT \
 172   ( wxTEXT_ATTR_FONT_FACE | wxTEXT_ATTR_FONT_SIZE | wxTEXT_ATTR_FONT_WEIGHT | \
 173     wxTEXT_ATTR_FONT_ITALIC | wxTEXT_ATTR_FONT_UNDERLINE | wxTEXT_ATTR_FONT_ENCODING )
 174 #define wxTEXT_ATTR_ALIGNMENT               0x00000080
 175 #define wxTEXT_ATTR_LEFT_INDENT             0x00000100
 176 #define wxTEXT_ATTR_RIGHT_INDENT            0x00000200
 177 #define wxTEXT_ATTR_TABS                    0x00000400
 178
 179 #define wxTEXT_ATTR_PARA_SPACING_AFTER      0x00000800
 180 #define wxTEXT_ATTR_PARA_SPACING_BEFORE     0x00001000
 181 #define wxTEXT_ATTR_LINE_SPACING            0x00002000
 182 #define wxTEXT_ATTR_CHARACTER_STYLE_NAME    0x00004000
 183 #define wxTEXT_ATTR_PARAGRAPH_STYLE_NAME    0x00008000
 184 #define wxTEXT_ATTR_LIST_STYLE_NAME         0x00010000
 185 #define wxTEXT_ATTR_BULLET_STYLE            0x00020000
 186 #define wxTEXT_ATTR_BULLET_NUMBER           0x00040000
 187 #define wxTEXT_ATTR_BULLET_TEXT             0x00080000
 188 #define wxTEXT_ATTR_BULLET_NAME             0x00100000
 189 #define wxTEXT_ATTR_URL                     0x00200000
 190 #define wxTEXT_ATTR_PAGE_BREAK              0x00400000
 191 #define wxTEXT_ATTR_EFFECTS                 0x00800000
 192 #define wxTEXT_ATTR_OUTLINE_LEVEL           0x01000000
 193
 194 /*!
 195  * Character and paragraph combined styles
 196  */
 197
 198 #define wxTEXT_ATTR_CHARACTER (wxTEXT_ATTR_FONT|wxTEXT_ATTR_FONT_ENCODING|wxTEXT_ATTR_EFFECTS|wxTEXT_ATTR_BACKGROUND_COLOUR|wxTEXT_ATTR_TEXT_COLOUR|wxTEXT_ATTR_CHARACTER_STYLE_NAME|wxTEXT_ATTR_URL)
 199
 200 #define wxTEXT_ATTR_PARAGRAPH (wxTEXT_ATTR_ALIGNMENT|wxTEXT_ATTR_LEFT_INDENT|wxTEXT_ATTR_RIGHT_INDENT|wxTEXT_ATTR_TABS|\
 201     wxTEXT_ATTR_PARA_SPACING_BEFORE|wxTEXT_ATTR_PARA_SPACING_AFTER|wxTEXT_ATTR_LINE_SPACING|\
 202     wxTEXT_ATTR_BULLET_STYLE|wxTEXT_ATTR_BULLET_NUMBER|wxTEXT_ATTR_BULLET_TEXT|wxTEXT_ATTR_BULLET_NAME|\
 203     wxTEXT_ATTR_PARAGRAPH_STYLE_NAME|wxTEXT_ATTR_LIST_STYLE_NAME|wxTEXT_ATTR_OUTLINE_LEVEL)
 204
 205 #define wxTEXT_ATTR_ALL (wxTEXT_ATTR_CHARACTER|wxTEXT_ATTR_PARAGRAPH)
 206
 207 /*!
 208  * Styles for wxTextAttr::SetBulletStyle
 209  */
 210
 211 #define wxTEXT_ATTR_BULLET_STYLE_NONE               0x00000000
 212 #define wxTEXT_ATTR_BULLET_STYLE_ARABIC             0x00000001
 213 #define wxTEXT_ATTR_BULLET_STYLE_LETTERS_UPPER      0x00000002
 214 #define wxTEXT_ATTR_BULLET_STYLE_LETTERS_LOWER      0x00000004
 215 #define wxTEXT_ATTR_BULLET_STYLE_ROMAN_UPPER        0x00000008
 216 #define wxTEXT_ATTR_BULLET_STYLE_ROMAN_LOWER        0x00000010
 217 #define wxTEXT_ATTR_BULLET_STYLE_SYMBOL             0x00000020
 218 #define wxTEXT_ATTR_BULLET_STYLE_BITMAP             0x00000040
 219 #define wxTEXT_ATTR_BULLET_STYLE_PARENTHESES        0x00000080
 220 #define wxTEXT_ATTR_BULLET_STYLE_PERIOD             0x00000100
 221 #define wxTEXT_ATTR_BULLET_STYLE_STANDARD           0x00000200
 222 #define wxTEXT_ATTR_BULLET_STYLE_RIGHT_PARENTHESIS  0x00000400
 223 #define wxTEXT_ATTR_BULLET_STYLE_OUTLINE            0x00000800
 224
 225 #define wxTEXT_ATTR_BULLET_STYLE_ALIGN_LEFT         0x00000000
 226 #define wxTEXT_ATTR_BULLET_STYLE_ALIGN_RIGHT        0x00001000
 227 #define wxTEXT_ATTR_BULLET_STYLE_ALIGN_CENTRE       0x00002000
 228
 229 /*!
 230  * Styles for wxTextAttr::SetTextEffects
 231  */
 232
 233 #define wxTEXT_ATTR_EFFECT_NONE                     0x00000000
 234 #define wxTEXT_ATTR_EFFECT_CAPITALS                 0x00000001
 235 #define wxTEXT_ATTR_EFFECT_SMALL_CAPITALS           0x00000002
 236 #define wxTEXT_ATTR_EFFECT_STRIKETHROUGH            0x00000004
 237 #define wxTEXT_ATTR_EFFECT_DOUBLE_STRIKETHROUGH     0x00000008
 238 #define wxTEXT_ATTR_EFFECT_SHADOW                   0x00000010
 239 #define wxTEXT_ATTR_EFFECT_EMBOSS                   0x00000020
 240 #define wxTEXT_ATTR_EFFECT_OUTLINE                  0x00000040
 241 #define wxTEXT_ATTR_EFFECT_ENGRAVE                  0x00000080
 242 #define wxTEXT_ATTR_EFFECT_SUPERSCRIPT              0x00000100
 243 #define wxTEXT_ATTR_EFFECT_SUBSCRIPT                0x00000200
 244
 245 /*!
 246  * Line spacing values
 247  */
 248
 249 #define wxTEXT_ATTR_LINE_SPACING_NORMAL         10
 250 #define wxTEXT_ATTR_LINE_SPACING_HALF           15
 251 #define wxTEXT_ATTR_LINE_SPACING_TWICE          20
 252
 253 // ----------------------------------------------------------------------------
 254 // wxTextAttr: a structure containing the visual attributes of a text
 255 // ----------------------------------------------------------------------------
 256
 257 class WXDLLEXPORT wxTextAttr
 258 {
 259 public:
 260     // ctors
 261     wxTextAttr() { Init(); }
 262     wxTextAttr(const wxTextAttr& attr) { Init(); Copy(attr); }
 263     wxTextAttr(const wxColour& colText,
 264                const wxColour& colBack = wxNullColour,
 265                const wxFont& font = wxNullFont,
 266                wxTextAttrAlignment alignment = wxTEXT_ALIGNMENT_DEFAULT);
 267
 268     // Initialise this object.
 269     void Init();
 270
 271     // Copy
 272     void Copy(const wxTextAttr& attr);
 273
 274     // Assignment
 275     void operator= (const wxTextAttr& attr);
 276
 277     // Equality test
 278     bool operator== (const wxTextAttr& attr) const;
 279
 280     // Partial equality test taking flags into account
 281     bool EqPartial(const wxTextAttr& attr, int flags) const;
 282
 283     // Create font from font attributes.
 284     wxFont CreateFont() const;
 285
 286     // Get attributes from font.
 287     bool GetFontAttributes(const wxFont& font, int flags = wxTEXT_ATTR_FONT);
 288
 289     // setters
 290     void SetTextColour(const wxColour& colText) { m_colText = colText; m_flags |= wxTEXT_ATTR_TEXT_COLOUR; }
 291     void SetBackgroundColour(const wxColour& colBack) { m_colBack = colBack; m_flags |= wxTEXT_ATTR_BACKGROUND_COLOUR; }
 292     void SetAlignment(wxTextAttrAlignment alignment) { m_textAlignment = alignment; m_flags |= wxTEXT_ATTR_ALIGNMENT; }
 293     void SetTabs(const wxArrayInt& tabs) { m_tabs = tabs; m_flags |= wxTEXT_ATTR_TABS; }
 294     void SetLeftIndent(int indent, int subIndent = 0) { m_leftIndent = indent; m_leftSubIndent = subIndent; m_flags |= wxTEXT_ATTR_LEFT_INDENT; }
 295     void SetRightIndent(int indent) { m_rightIndent = indent; m_flags |= wxTEXT_ATTR_RIGHT_INDENT; }
 296
 297     void SetFontSize(int pointSize) { m_fontSize = pointSize; m_flags |= wxTEXT_ATTR_FONT_SIZE; }
 298     void SetFontStyle(int fontStyle) { m_fontStyle = fontStyle; m_flags |= wxTEXT_ATTR_FONT_ITALIC; }
 299     void SetFontWeight(int fontWeight) { m_fontWeight = fontWeight; m_flags |= wxTEXT_ATTR_FONT_WEIGHT; }
 300     void SetFontFaceName(const wxString& faceName) { m_fontFaceName = faceName; m_flags |= wxTEXT_ATTR_FONT_FACE; }
 301     void SetFontUnderlined(bool underlined) { m_fontUnderlined = underlined; m_flags |= wxTEXT_ATTR_FONT_UNDERLINE; }
 302     void SetFontEncoding(wxFontEncoding encoding) { m_fontEncoding = encoding; m_flags |= wxTEXT_ATTR_FONT_ENCODING; }
 303
 304     // Set font
 305     void SetFont(const wxFont& font, int flags = wxTEXT_ATTR_FONT) { GetFontAttributes(font, flags); }
 306
 307     void SetFlags(long flags) { m_flags = flags; }
 308
 309     void SetCharacterStyleName(const wxString& name) { m_characterStyleName = name; m_flags |= wxTEXT_ATTR_CHARACTER_STYLE_NAME; }
 310     void SetParagraphStyleName(const wxString& name) { m_paragraphStyleName = name; m_flags |= wxTEXT_ATTR_PARAGRAPH_STYLE_NAME; }
 311     void SetListStyleName(const wxString& name) { m_listStyleName = name; SetFlags(GetFlags() | wxTEXT_ATTR_LIST_STYLE_NAME); }
 312     void SetParagraphSpacingAfter(int spacing) { m_paragraphSpacingAfter = spacing; m_flags |= wxTEXT_ATTR_PARA_SPACING_AFTER; }
 313     void SetParagraphSpacingBefore(int spacing) { m_paragraphSpacingBefore = spacing; m_flags |= wxTEXT_ATTR_PARA_SPACING_BEFORE; }
 314     void SetLineSpacing(int spacing) { m_lineSpacing = spacing; m_flags |= wxTEXT_ATTR_LINE_SPACING; }
 315     void SetBulletStyle(int style) { m_bulletStyle = style; m_flags |= wxTEXT_ATTR_BULLET_STYLE; }
 316     void SetBulletNumber(int n) { m_bulletNumber = n; m_flags |= wxTEXT_ATTR_BULLET_NUMBER; }
 317     void SetBulletText(const wxString& text) { m_bulletText = text; m_flags |= wxTEXT_ATTR_BULLET_TEXT; }
 318     void SetBulletFont(const wxString& bulletFont) { m_bulletFont = bulletFont; }
 319     void SetBulletName(const wxString& name) { m_bulletName = name; m_flags |= wxTEXT_ATTR_BULLET_NAME; }
 320     void SetURL(const wxString& url) { m_urlTarget = url; m_flags |= wxTEXT_ATTR_URL; }
 321     void SetPageBreak(bool pageBreak = true) { SetFlags(pageBreak ? (GetFlags() | wxTEXT_ATTR_PAGE_BREAK) : (GetFlags() & ~wxTEXT_ATTR_PAGE_BREAK)); }
 322     void SetTextEffects(int effects) { m_textEffects = effects; SetFlags(GetFlags() | wxTEXT_ATTR_EFFECTS); }
 323     void SetTextEffectFlags(int effects) { m_textEffectFlags = effects; }
 324     void SetOutlineLevel(int level) { m_outlineLevel = level; SetFlags(GetFlags() | wxTEXT_ATTR_OUTLINE_LEVEL); }
 325
 326     const wxColour& GetTextColour() const { return m_colText; }
 327     const wxColour& GetBackgroundColour() const { return m_colBack; }
 328     wxTextAttrAlignment GetAlignment() const { return m_textAlignment; }
 329     const wxArrayInt& GetTabs() const { return m_tabs; }
 330     long GetLeftIndent() const { return m_leftIndent; }
 331     long GetLeftSubIndent() const { return m_leftSubIndent; }
 332     long GetRightIndent() const { return m_rightIndent; }
 333     long GetFlags() const { return m_flags; }
 334
 335     int GetFontSize() const { return m_fontSize; }
 336     int GetFontStyle() const { return m_fontStyle; }
 337     int GetFontWeight() const { return m_fontWeight; }
 338     bool GetFontUnderlined() const { return m_fontUnderlined; }
 339     const wxString& GetFontFaceName() const { return m_fontFaceName; }
 340     wxFontEncoding GetFontEncoding() const { return m_fontEncoding; }
 341
 342     wxFont GetFont() const { return CreateFont(); }
 343
 344     const wxString& GetCharacterStyleName() const { return m_characterStyleName; }
 345     const wxString& GetParagraphStyleName() const { return m_paragraphStyleName; }
 346     const wxString& GetListStyleName() const { return m_listStyleName; }
 347     int GetParagraphSpacingAfter() const { return m_paragraphSpacingAfter; }
 348     int GetParagraphSpacingBefore() const { return m_paragraphSpacingBefore; }
 349     int GetLineSpacing() const { return m_lineSpacing; }
 350     int GetBulletStyle() const { return m_bulletStyle; }
 351     int GetBulletNumber() const { return m_bulletNumber; }
 352     const wxString& GetBulletText() const { return m_bulletText; }
 353     const wxString& GetBulletFont() const { return m_bulletFont; }
 354     const wxString& GetBulletName() const { return m_bulletName; }
 355     const wxString& GetURL() const { return m_urlTarget; }
 356     int GetTextEffects() const { return m_textEffects; }
 357     int GetTextEffectFlags() const { return m_textEffectFlags; }
 358     int GetOutlineLevel() const { return m_outlineLevel; }
 359
 360     // accessors
 361     bool HasTextColour() const { return m_colText.Ok() && HasFlag(wxTEXT_ATTR_TEXT_COLOUR) ; }
 362     bool HasBackgroundColour() const { return m_colBack.Ok() && HasFlag(wxTEXT_ATTR_BACKGROUND_COLOUR) ; }
 363     bool HasAlignment() const { return (m_textAlignment != wxTEXT_ALIGNMENT_DEFAULT) && HasFlag(wxTEXT_ATTR_ALIGNMENT) ; }
 364     bool HasTabs() const { return HasFlag(wxTEXT_ATTR_TABS) ; }
 365     bool HasLeftIndent() const { return HasFlag(wxTEXT_ATTR_LEFT_INDENT); }
 366     bool HasRightIndent() const { return HasFlag(wxTEXT_ATTR_RIGHT_INDENT); }
 367     bool HasFontWeight() const { return HasFlag(wxTEXT_ATTR_FONT_WEIGHT); }
 368     bool HasFontSize() const { return HasFlag(wxTEXT_ATTR_FONT_SIZE); }
 369     bool HasFontItalic() const { return HasFlag(wxTEXT_ATTR_FONT_ITALIC); }
 370     bool HasFontUnderlined() const { return HasFlag(wxTEXT_ATTR_FONT_UNDERLINE); }
 371     bool HasFontFaceName() const { return HasFlag(wxTEXT_ATTR_FONT_FACE); }
 372     bool HasFontEncoding() const { return HasFlag(wxTEXT_ATTR_FONT_ENCODING); }
 373     bool HasFont() const { return HasFlag(wxTEXT_ATTR_FONT); }
 374
 375     bool HasParagraphSpacingAfter() const { return HasFlag(wxTEXT_ATTR_PARA_SPACING_AFTER); }
 376     bool HasParagraphSpacingBefore() const { return HasFlag(wxTEXT_ATTR_PARA_SPACING_BEFORE); }
 377     bool HasLineSpacing() const { return HasFlag(wxTEXT_ATTR_LINE_SPACING); }
 378     bool HasCharacterStyleName() const { return HasFlag(wxTEXT_ATTR_CHARACTER_STYLE_NAME) && !m_characterStyleName.IsEmpty(); }
 379     bool HasParagraphStyleName() const { return HasFlag(wxTEXT_ATTR_PARAGRAPH_STYLE_NAME) && !m_paragraphStyleName.IsEmpty(); }
 380     bool HasListStyleName() const { return HasFlag(wxTEXT_ATTR_LIST_STYLE_NAME) || !m_listStyleName.IsEmpty(); }
 381     bool HasBulletStyle() const { return HasFlag(wxTEXT_ATTR_BULLET_STYLE); }
 382     bool HasBulletNumber() const { return HasFlag(wxTEXT_ATTR_BULLET_NUMBER); }
 383     bool HasBulletText() const { return HasFlag(wxTEXT_ATTR_BULLET_TEXT); }
 384     bool HasBulletName() const { return HasFlag(wxTEXT_ATTR_BULLET_NAME); }
 385     bool HasURL() const { return HasFlag(wxTEXT_ATTR_URL); }
 386     bool HasPageBreak() const { return HasFlag(wxTEXT_ATTR_PAGE_BREAK); }
 387     bool HasTextEffects() const { return HasFlag(wxTEXT_ATTR_EFFECTS); }
 388     bool HasTextEffect(int effect) const { return HasFlag(wxTEXT_ATTR_EFFECTS) && ((GetTextEffectFlags() & effect) != 0); }
 389     bool HasOutlineLevel() const { return HasFlag(wxTEXT_ATTR_OUTLINE_LEVEL); }
 390
 391     bool HasFlag(long flag) const { return (m_flags & flag) != 0; }
 392
 393     // Is this a character style?
 394     bool IsCharacterStyle() const { return HasFlag(wxTEXT_ATTR_CHARACTER); }
 395     bool IsParagraphStyle() const { return HasFlag(wxTEXT_ATTR_PARAGRAPH); }
 396
 397     // returns false if we have any attributes set, true otherwise
 398     bool IsDefault() const
 399     {
 400         return GetFlags() == 0;
 401     }
 402
 403     // Merges the given attributes. Does not affect 'this'. If compareWith
 404     // is non-NULL, then it will be used to mask out those attributes that are the same in style
 405     // and compareWith, for situations where we don't want to explicitly set inherited attributes.
 406     bool Apply(const wxTextAttr& style, const wxTextAttr* compareWith = NULL);
 407
 408     // merges the attributes of the base and the overlay objects and returns
 409     // the result; the parameter attributes take precedence
 410     //
 411     // WARNING: the order of arguments is the opposite of Combine()
 412     static wxTextAttr Merge(const wxTextAttr& base, const wxTextAttr& overlay)
 413     {
 414         return Combine(overlay, base, NULL);
 415     }
 416
 417     // merges the attributes of this object and overlay
 418     void Merge(const wxTextAttr& overlay)
 419     {
 420         *this = Merge(*this, overlay);
 421     }
 422
 423     // return the attribute having the valid font and colours: it uses the
 424     // attributes set in attr and falls back first to attrDefault and then to
 425     // the text control font/colours for those attributes which are not set
 426     static wxTextAttr Combine(const wxTextAttr& attr,
 427                               const wxTextAttr& attrDef,
 428                               const wxTextCtrlBase *text);
 429
 430     // Compare tabs
 431     static bool TabsEq(const wxArrayInt& tabs1, const wxArrayInt& tabs2);
 432
 433     // Remove attributes
 434     static bool RemoveStyle(wxTextAttr& destStyle, const wxTextAttr& style);
 435
 436     // Combine two bitlists, specifying the bits of interest with separate flags.
 437     static bool CombineBitlists(int& valueA, int valueB, int& flagsA, int flagsB);
 438
 439     // Compare two bitlists
 440     static bool BitlistsEqPartial(int valueA, int valueB, int flags);
 441
 442     // Split into paragraph and character styles
 443     static bool SplitParaCharStyles(const wxTextAttr& style, wxTextAttr& parStyle, wxTextAttr& charStyle);
 444
 445 private:
 446     long                m_flags;
 447
 448     // Paragraph styles
 449     wxArrayInt          m_tabs; // array of int: tab stops in 1/10 mm
 450     int                 m_leftIndent; // left indent in 1/10 mm
 451     int                 m_leftSubIndent; // left indent for all but the first
 452                                          // line in a paragraph relative to the
 453                                          // first line, in 1/10 mm
 454     int                 m_rightIndent; // right indent in 1/10 mm
 455     wxTextAttrAlignment m_textAlignment;
 456
 457     int                 m_paragraphSpacingAfter;
 458     int                 m_paragraphSpacingBefore;
 459     int                 m_lineSpacing;
 460     int                 m_bulletStyle;
 461     int                 m_bulletNumber;
 462     int                 m_textEffects;
 463     int                 m_textEffectFlags;
 464     int                 m_outlineLevel;
 465     wxString            m_bulletText;
 466     wxString            m_bulletFont;
 467     wxString            m_bulletName;
 468     wxString            m_urlTarget;
 469     wxFontEncoding      m_fontEncoding;
 470
 471     // Character styles
 472     wxColour            m_colText,
 473                         m_colBack;
 474     int                 m_fontSize;
 475     int                 m_fontStyle;
 476     int                 m_fontWeight;
 477     bool                m_fontUnderlined;
 478     wxString            m_fontFaceName;
 479
 480     // Character style
 481     wxString            m_characterStyleName;
 482
 483     // Paragraph style
 484     wxString            m_paragraphStyleName;
 485
 486     // List style
 487     wxString            m_listStyleName;
 488 };
 489
 490 // ----------------------------------------------------------------------------
 491 // wxTextAreaBase: multiline text control specific methods
 492 // ----------------------------------------------------------------------------
 493
 494 class WXDLLIMPEXP_CORE wxTextAreaBase
 495 {
 496 public:
 497     wxTextAreaBase() { }
 498     virtual ~wxTextAreaBase() { }
 499
 500     // lines access
 501     // ------------
 502
 503     virtual int GetLineLength(long lineNo) const = 0;
 504     virtual wxString GetLineText(long lineNo) const = 0;
 505     virtual int GetNumberOfLines() const = 0;
 506
 507
 508     // file IO
 509     // -------
 510
 511     bool LoadFile(const wxString& file, int fileType = wxTEXT_TYPE_ANY)
 512         { return DoLoadFile(file, fileType); }
 513     bool SaveFile(const wxString& file = wxEmptyString,
 514                   int fileType = wxTEXT_TYPE_ANY);
 515
 516     // dirty flag handling
 517     // -------------------
 518
 519     virtual bool IsModified() const = 0;
 520     virtual void MarkDirty() = 0;
 521     virtual void DiscardEdits() = 0;
 522     void SetModified(bool modified)
 523     {
 524         if ( modified )
 525             MarkDirty();
 526         else
 527             DiscardEdits();
 528     }
 529
 530
 531     // styles handling
 532     // ---------------
 533
 534     // text control under some platforms supports the text styles: these
 535     // methods allow to apply the given text style to the given selection or to
 536     // set/get the style which will be used for all appended text
 537     virtual bool SetStyle(long start, long end, const wxTextAttr& style) = 0;
 538     virtual bool GetStyle(long position, wxTextAttr& style) = 0;
 539     virtual bool SetDefaultStyle(const wxTextAttr& style) = 0;
 540     virtual const wxTextAttr& GetDefaultStyle() const { return m_defaultStyle; }
 541
 542
 543     // coordinates translation
 544     // -----------------------
 545
 546     // translate between the position (which is just an index in the text ctrl
 547     // considering all its contents as a single strings) and (x, y) coordinates
 548     // which represent column and line.
 549     virtual long XYToPosition(long x, long y) const = 0;
 550     virtual bool PositionToXY(long pos, long *x, long *y) const = 0;
 551
 552     virtual void ShowPosition(long pos) = 0;
 553
 554     // find the character at position given in pixels
 555     //
 556     // NB: pt is in device coords (not adjusted for the client area origin nor
 557     //     scrolling)
 558     virtual wxTextCtrlHitTestResult HitTest(const wxPoint& pt, long *pos) const;
 559     virtual wxTextCtrlHitTestResult HitTest(const wxPoint& pt,
 560                                             wxTextCoord *col,
 561                                             wxTextCoord *row) const;
 562
 563 protected:
 564     // implementation of loading/saving
 565     virtual bool DoLoadFile(const wxString& file, int fileType) = 0;
 566     virtual bool DoSaveFile(const wxString& file, int fileType) = 0;
 567
 568
 569     // the name of the last file loaded with LoadFile() which will be used by
 570     // SaveFile() by default
 571     wxString m_filename;
 572
 573     // the text style which will be used for any new text added to the control
 574     wxTextAttr m_defaultStyle;
 575
 576
 577     DECLARE_NO_COPY_CLASS(wxTextAreaBase)
 578 };
 579
 580 // this class defines wxTextCtrl interface, wxTextCtrlBase actually implements
 581 // too much things because it derives from wxTextEntry and not wxTextEntryBase
 582 // and so any classes which "look like" wxTextCtrl (such as wxRichTextCtrl)
 583 // but don't need the (native) implementation bits from wxTextEntry should
 584 // actually derive from this one and not wxTextCtrlBase
 585 class WXDLLIMPEXP_CORE wxTextCtrlIface : public wxTextAreaBase,
 586                                          public wxTextEntryBase
 587 {
 588 public:
 589     wxTextCtrlIface() { }
 590
 591 private:
 592     DECLARE_NO_COPY_CLASS(wxTextCtrlIface)
 593 };
 594
 595 // ----------------------------------------------------------------------------
 596 // wxTextCtrl: a single or multiple line text zone where user can edit text
 597 // ----------------------------------------------------------------------------
 598
 599 class WXDLLEXPORT wxTextCtrlBase : public wxControl,
 600 #if wxHAS_TEXT_WINDOW_STREAM
 601                                    public wxSTD streambuf,
 602 #endif
 603                                    public wxTextAreaBase,
 604                                    public wxTextEntry
 605 {
 606 public:
 607     // creation
 608     // --------
 609
 610     wxTextCtrlBase() { }
 611     virtual ~wxTextCtrlBase() { }
 612
 613
 614     // more readable flag testing methods
 615     bool IsSingleLine() const { return !HasFlag(wxTE_MULTILINE); }
 616     bool IsMultiLine() const { return !IsSingleLine(); }
 617
 618     // stream-like insertion operators: these are always available, whether we
 619     // were, or not, compiled with streambuf support
 620     wxTextCtrl& operator<<(const wxString& s);
 621     wxTextCtrl& operator<<(int i);
 622     wxTextCtrl& operator<<(long i);
 623     wxTextCtrl& operator<<(float f);
 624     wxTextCtrl& operator<<(double d);
 625     wxTextCtrl& operator<<(const wxChar c);
 626
 627     // insert the character which would have resulted from this key event,
 628     // return true if anything has been inserted
 629     virtual bool EmulateKeyPress(const wxKeyEvent& event);
 630
 631
 632     // generate the wxEVT_COMMAND_TEXT_UPDATED event, like SetValue() does and
 633     // return true if the event was processed
 634     static bool SendTextUpdatedEvent(wxWindow *win);
 635     bool SendTextUpdatedEvent() { return SendTextUpdatedEvent(this); }
 636
 637     // do the window-specific processing after processing the update event
 638     virtual void DoUpdateWindowUI(wxUpdateUIEvent& event);
 639
 640     virtual bool ShouldInheritColours() const { return false; }
 641
 642     // work around the problem with having HitTest() both in wxControl and
 643     // wxTextAreaBase base classes
 644     virtual wxTextCtrlHitTestResult HitTest(const wxPoint& pt, long *pos) const
 645     {
 646         return wxTextAreaBase::HitTest(pt, pos);
 647     }
 648
 649     virtual wxTextCtrlHitTestResult HitTest(const wxPoint& pt,
 650                                             wxTextCoord *col,
 651                                             wxTextCoord *row) const
 652     {
 653         return wxTextAreaBase::HitTest(pt, col, row);
 654     }
 655
 656     // we provide stubs for these functions as not all platforms have styles
 657     // support, but we really should leave them pure virtual here
 658     virtual bool SetStyle(long start, long end, const wxTextAttr& style);
 659     virtual bool GetStyle(long position, wxTextAttr& style);
 660     virtual bool SetDefaultStyle(const wxTextAttr& style);
 661
 662 protected:
 663     // override streambuf method
 664 #if wxHAS_TEXT_WINDOW_STREAM
 665     int overflow(int i);
 666 #endif // wxHAS_TEXT_WINDOW_STREAM
 667
 668     virtual bool DoLoadFile(const wxString& file, int fileType);
 669     virtual bool DoSaveFile(const wxString& file, int fileType);
 670
 671
 672     DECLARE_NO_COPY_CLASS(wxTextCtrlBase)
 673     DECLARE_ABSTRACT_CLASS(wxTextCtrlBase)
 674 };
 675
 676 // ----------------------------------------------------------------------------
 677 // include the platform-dependent class definition
 678 // ----------------------------------------------------------------------------
 679
 680 #if defined(__WXX11__)
 681     #include "wx/x11/textctrl.h"
 682 #elif defined(__WXUNIVERSAL__)
 683     #include "wx/univ/textctrl.h"
 684 #elif defined(__SMARTPHONE__) && defined(__WXWINCE__)
 685     #include "wx/msw/wince/textctrlce.h"
 686 #elif defined(__WXMSW__)
 687     #include "wx/msw/textctrl.h"
 688 #elif defined(__WXMOTIF__)
 689     #include "wx/motif/textctrl.h"
 690 #elif defined(__WXGTK20__)
 691     #include "wx/gtk/textctrl.h"
 692 #elif defined(__WXGTK__)
 693     #include "wx/gtk1/textctrl.h"
 694 #elif defined(__WXMAC__)
 695     #include "wx/mac/textctrl.h"
 696 #elif defined(__WXCOCOA__)
 697     #include "wx/cocoa/textctrl.h"
 698 #elif defined(__WXPM__)
 699     #include "wx/os2/textctrl.h"
 700 #endif
 701
 702 // ----------------------------------------------------------------------------
 703 // wxTextCtrl events
 704 // ----------------------------------------------------------------------------
 705
 706 extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_TEXT_UPDATED;
 707 extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_TEXT_ENTER;
 708 extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_TEXT_URL;
 709 extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_TEXT_MAXLEN;
 710
 711 class WXDLLEXPORT wxTextUrlEvent : public wxCommandEvent
 712 {
 713 public:
 714     wxTextUrlEvent(int winid, const wxMouseEvent& evtMouse,
 715                    long start, long end)
 716         : wxCommandEvent(wxEVT_COMMAND_TEXT_URL, winid)
 717         , m_evtMouse(evtMouse), m_start(start), m_end(end)
 718         { }
 719
 720     // get the mouse event which happend over the URL
 721     const wxMouseEvent& GetMouseEvent() const { return m_evtMouse; }
 722
 723     // get the start of the URL
 724     long GetURLStart() const { return m_start; }
 725
 726     // get the end of the URL
 727     long GetURLEnd() const { return m_end; }
 728
 729 protected:
 730     // the corresponding mouse event
 731     wxMouseEvent m_evtMouse;
 732
 733     // the start and end indices of the URL in the text control
 734     long m_start,
 735          m_end;
 736
 737 private:
 738     DECLARE_DYNAMIC_CLASS_NO_COPY(wxTextUrlEvent)
 739
 740 public:
 741     // for wxWin RTTI only, don't use
 742     wxTextUrlEvent() : m_evtMouse(), m_start(0), m_end(0) { }
 743 };
 744
 745 typedef void (wxEvtHandler::*wxTextUrlEventFunction)(wxTextUrlEvent&);
 746
 747 #define wxTextEventHandler(func) wxCommandEventHandler(func)
 748 #define wxTextUrlEventHandler(func) \
 749     (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxTextUrlEventFunction, &func)
 750
 751 #define wx__DECLARE_TEXTEVT(evt, id, fn) \
 752     wx__DECLARE_EVT1(wxEVT_COMMAND_TEXT_ ## evt, id, wxTextEventHandler(fn))
 753
 754 #define wx__DECLARE_TEXTURLEVT(evt, id, fn) \
 755     wx__DECLARE_EVT1(wxEVT_COMMAND_TEXT_ ## evt, id, wxTextUrlEventHandler(fn))
 756
 757 #define EVT_TEXT(id, fn) wx__DECLARE_TEXTEVT(UPDATED, id, fn)
 758 #define EVT_TEXT_ENTER(id, fn) wx__DECLARE_TEXTEVT(ENTER, id, fn)
 759 #define EVT_TEXT_URL(id, fn) wx__DECLARE_TEXTURLEVT(URL, id, fn)
 760 #define EVT_TEXT_MAXLEN(id, fn) wx__DECLARE_TEXTEVT(MAXLEN, id, fn)
 761
 762 #if wxHAS_TEXT_WINDOW_STREAM
 763
 764 // ----------------------------------------------------------------------------
 765 // wxStreamToTextRedirector: this class redirects all data sent to the given
 766 // C++ stream to the wxTextCtrl given to its ctor during its lifetime.
 767 // ----------------------------------------------------------------------------
 768
 769 class WXDLLEXPORT wxStreamToTextRedirector
 770 {
 771 private:
 772     void Init(wxTextCtrl *text)
 773     {
 774         m_sbufOld = m_ostr.rdbuf();
 775         m_ostr.rdbuf(text);
 776     }
 777
 778 public:
 779     wxStreamToTextRedirector(wxTextCtrl *text)
 780         : m_ostr(wxSTD cout)
 781     {
 782         Init(text);
 783     }
 784
 785     wxStreamToTextRedirector(wxTextCtrl *text, wxSTD ostream *ostr)
 786         : m_ostr(*ostr)
 787     {
 788         Init(text);
 789     }
 790
 791     ~wxStreamToTextRedirector()
 792     {
 793         m_ostr.rdbuf(m_sbufOld);
 794     }
 795
 796 private:
 797     // the stream we're redirecting
 798     wxSTD ostream&   m_ostr;
 799
 800     // the old streambuf (before we changed it)
 801     wxSTD streambuf *m_sbufOld;
 802 };
 803
 804 #endif // wxHAS_TEXT_WINDOW_STREAM
 805
 806 #endif // wxUSE_TEXTCTRL
 807
 808 #endif
 809     // _WX_TEXTCTRL_H_BASE_