src/richtext/richtextsymboldlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/richtext/richtextsymboldlg.cpp
   3 // Purpose:
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     10/5/2006 3:11:58 PM
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx/wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16     #pragma hdrstop
  17 #endif
  18
  19 #if wxUSE_RICHTEXT
  20
  21 #include "wx/richtext/richtextsymboldlg.h"
  22
  23 #ifndef WX_PRECOMP
  24     #include "wx/sizer.h"
  25     #include "wx/stattext.h"
  26     #include "wx/combobox.h"
  27     #include "wx/button.h"
  28     #include "wx/settings.h"
  29     #include "wx/icon.h"
  30     #include "wx/listbox.h"
  31 #endif
  32
  33 #include "wx/dcbuffer.h"
  34
  35 // Only for cached font name
  36 #include "wx/richtext/richtextctrl.h"
  37
  38 /* Microsoft Unicode subset numbering
  39  */
  40
  41 typedef enum
  42 {
  43   U_BASIC_LATIN = 0,
  44   U_LATIN_1_SUPPLEMENT = 1,
  45   U_LATIN_EXTENDED_A = 2,
  46   U_LATIN_EXTENDED_B = 3,
  47   U_IPA_EXTENSIONS = 4,
  48   U_SPACING_MODIFIER_LETTERS = 5,
  49   U_COMBINING_DIACRITICAL_MARKS = 6,
  50   U_BASIC_GREEK = 7,
  51   U_GREEK_SYMBOLS_AND_COPTIC = 8,
  52   U_CYRILLIC = 9,
  53   U_ARMENIAN = 10,
  54   U_HEBREW_EXTENDED = 12,
  55   U_BASIC_HEBREW = 11,
  56   U_BASIC_ARABIC = 13,
  57   U_ARABIC_EXTENDED = 14,
  58   U_DEVANAGARI = 15,
  59   U_BENGALI = 16,
  60   U_GURMUKHI = 17,
  61   U_GUJARATI = 18,
  62   U_ORIYA = 19,
  63   U_TAMIL = 20,
  64   U_TELUGU = 21,
  65   U_KANNADA = 22,
  66   U_MALAYALAM = 23,
  67   U_THAI = 24,
  68   U_LAO = 25,
  69   U_GEORGIAN_EXTENDED = 27,
  70   U_BASIC_GEORGIAN = 26,
  71   U_HANGUL_JAMO = 28,
  72   U_LATIN_EXTENDED_ADDITIONAL = 29,
  73   U_GREEK_EXTENDED = 30,
  74   U_GENERAL_PUNCTUATION = 31,
  75   U_SUPERSCRIPTS_AND_SUBSCRIPTS = 32,
  76   U_CURRENCY_SYMBOLS = 33,
  77   U_COMBINING_DIACRITICAL_MARKS_FOR_SYMBOLS = 34,
  78   U_LETTERLIKE_SYMBOLS = 35,
  79   U_NUMBER_FORMS = 36,
  80   U_ARROWS = 37,
  81   U_MATHEMATICAL_OPERATORS = 38,
  82   U_MISCELLANEOUS_TECHNICAL = 39,
  83   U_CONTROL_PICTURES = 40,
  84   U_OPTICAL_CHARACTER_RECOGNITION = 41,
  85   U_ENCLOSED_ALPHANUMERICS = 42,
  86   U_BOX_DRAWING = 43,
  87   U_BLOCK_ELEMENTS = 44,
  88   U_GEOMETRIC_SHAPES = 45,
  89   U_MISCELLANEOUS_SYMBOLS = 46,
  90   U_DINGBATS = 47,
  91   U_CJK_SYMBOLS_AND_PUNCTUATION = 48,
  92   U_HIRAGANA = 49,
  93   U_KATAKANA = 50,
  94   U_BOPOMOFO = 51,
  95   U_HANGUL_COMPATIBILITY_JAMO = 52,
  96   U_CJK_MISCELLANEOUS = 53,
  97   U_ENCLOSED_CJK = 54,
  98   U_CJK_COMPATIBILITY = 55,
  99   U_HANGUL = 56,
 100   U_HANGUL_SUPPLEMENTARY_A = 57,
 101   U_HANGUL_SUPPLEMENTARY_B = 58,
 102   U_CJK_UNIFIED_IDEOGRAPHS = 59,
 103   U_PRIVATE_USE_AREA = 60,
 104   U_CJK_COMPATIBILITY_IDEOGRAPHS = 61,
 105   U_ALPHABETIC_PRESENTATION_FORMS = 62,
 106   U_ARABIC_PRESENTATION_FORMS_A = 63,
 107   U_COMBINING_HALF_MARKS = 64,
 108   U_CJK_COMPATIBILITY_FORMS = 65,
 109   U_SMALL_FORM_VARIANTS = 66,
 110   U_ARABIC_PRESENTATION_FORMS_B = 67,
 111   U_SPECIALS = 69,
 112   U_HALFWIDTH_AND_FULLWIDTH_FORMS = 68,
 113   U_LAST_PLUS_ONE
 114 } wxUnicodeSubsetCodes;
 115
 116 /* Unicode subsets */
 117 #ifdef __UNICODE__
 118
 119 static struct
 120 {
 121     int m_low, m_high;
 122     wxUnicodeSubsetCodes m_subset;
 123     const wxChar* m_name;
 124 } g_UnicodeSubsetTable[] =
 125 {
 126   { 0x0000, 0x007E,
 127     U_BASIC_LATIN, wxT("Basic Latin") },
 128   { 0x00A0, 0x00FF,
 129     U_LATIN_1_SUPPLEMENT, wxT("Latin-1 Supplement") },
 130   { 0x0100, 0x017F,
 131     U_LATIN_EXTENDED_A, wxT("Latin Extended-A") },
 132   { 0x0180, 0x024F,
 133     U_LATIN_EXTENDED_B, wxT("Latin Extended-B") },
 134   { 0x0250, 0x02AF,
 135     U_IPA_EXTENSIONS, wxT("IPA Extensions") },
 136   { 0x02B0, 0x02FF,
 137     U_SPACING_MODIFIER_LETTERS, wxT("Spacing Modifier Letters") },
 138   { 0x0300, 0x036F,
 139     U_COMBINING_DIACRITICAL_MARKS, wxT("Combining Diacritical Marks") },
 140   { 0x0370, 0x03CF,
 141     U_BASIC_GREEK, wxT("Basic Greek") },
 142   { 0x03D0, 0x03FF,
 143     U_GREEK_SYMBOLS_AND_COPTIC, wxT("Greek Symbols and Coptic") },
 144   { 0x0400, 0x04FF,
 145     U_CYRILLIC, wxT("Cyrillic") },
 146   { 0x0530, 0x058F,
 147     U_ARMENIAN, wxT("Armenian") },
 148   { 0x0590, 0x05CF,
 149     U_HEBREW_EXTENDED, wxT("Hebrew Extended") },
 150   { 0x05D0, 0x05FF,
 151     U_BASIC_HEBREW, wxT("Basic Hebrew") },
 152   { 0x0600, 0x0652,
 153     U_BASIC_ARABIC, wxT("Basic Arabic") },
 154   { 0x0653, 0x06FF,
 155     U_ARABIC_EXTENDED, wxT("Arabic Extended") },
 156   { 0x0900, 0x097F,
 157     U_DEVANAGARI, wxT("Devanagari") },
 158   { 0x0980, 0x09FF,
 159     U_BENGALI, wxT("Bengali") },
 160   { 0x0A00, 0x0A7F,
 161     U_GURMUKHI, wxT("Gurmukhi") },
 162   { 0x0A80, 0x0AFF,
 163     U_GUJARATI, wxT("Gujarati") },
 164   { 0x0B00, 0x0B7F,
 165     U_ORIYA, wxT("Oriya") },
 166   { 0x0B80, 0x0BFF,
 167     U_TAMIL, wxT("Tamil") },
 168   { 0x0C00, 0x0C7F,
 169     U_TELUGU, wxT("Telugu") },
 170   { 0x0C80, 0x0CFF,
 171     U_KANNADA, wxT("Kannada") },
 172   { 0x0D00, 0x0D7F,
 173     U_MALAYALAM, wxT("Malayalam") },
 174   { 0x0E00, 0x0E7F,
 175     U_THAI, wxT("Thai") },
 176   { 0x0E80, 0x0EFF,
 177     U_LAO, wxT("Lao") },
 178   { 0x10A0, 0x10CF,
 179     U_GEORGIAN_EXTENDED, wxT("Georgian Extended") },
 180   { 0x10D0, 0x10FF,
 181     U_BASIC_GEORGIAN, wxT("Basic Georgian") },
 182   { 0x1100, 0x11FF,
 183     U_HANGUL_JAMO, wxT("Hangul Jamo") },
 184   { 0x1E00, 0x1EFF,
 185     U_LATIN_EXTENDED_ADDITIONAL, wxT("Latin Extended Additional") },
 186   { 0x1F00, 0x1FFF,
 187     U_GREEK_EXTENDED, wxT("Greek Extended") },
 188   { 0x2000, 0x206F,
 189     U_GENERAL_PUNCTUATION, wxT("General Punctuation") },
 190   { 0x2070, 0x209F,
 191     U_SUPERSCRIPTS_AND_SUBSCRIPTS, wxT("Superscripts and Subscripts") },
 192   { 0x20A0, 0x20CF,
 193     U_CURRENCY_SYMBOLS, wxT("Currency Symbols") },
 194   { 0x20D0, 0x20FF,
 195     U_COMBINING_DIACRITICAL_MARKS_FOR_SYMBOLS, wxT("Combining Diacritical Marks for Symbols") },
 196   { 0x2100, 0x214F,
 197     U_LETTERLIKE_SYMBOLS, wxT("Letterlike Symbols") },
 198   { 0x2150, 0x218F,
 199     U_NUMBER_FORMS, wxT("Number Forms") },
 200   { 0x2190, 0x21FF,
 201     U_ARROWS, wxT("Arrows") },
 202   { 0x2200, 0x22FF,
 203     U_MATHEMATICAL_OPERATORS, wxT("Mathematical Operators") },
 204   { 0x2300, 0x23FF,
 205     U_MISCELLANEOUS_TECHNICAL, wxT("Miscellaneous Technical") },
 206   { 0x2400, 0x243F,
 207     U_CONTROL_PICTURES, wxT("Control Pictures") },
 208   { 0x2440, 0x245F,
 209     U_OPTICAL_CHARACTER_RECOGNITION, wxT("Optical Character Recognition") },
 210   { 0x2460, 0x24FF,
 211     U_ENCLOSED_ALPHANUMERICS, wxT("Enclosed Alphanumerics") },
 212   { 0x2500, 0x257F,
 213     U_BOX_DRAWING, wxT("Box Drawing") },
 214   { 0x2580, 0x259F,
 215     U_BLOCK_ELEMENTS, wxT("Block Elements") },
 216   { 0x25A0, 0x25FF,
 217     U_GEOMETRIC_SHAPES, wxT("Geometric Shapes") },
 218   { 0x2600, 0x26FF,
 219     U_MISCELLANEOUS_SYMBOLS, wxT("Miscellaneous Symbols") },
 220   { 0x2700, 0x27BF,
 221     U_DINGBATS, wxT("Dingbats") },
 222   { 0x3000, 0x303F,
 223     U_CJK_SYMBOLS_AND_PUNCTUATION, wxT("CJK Symbols and Punctuation") },
 224   { 0x3040, 0x309F,
 225     U_HIRAGANA, wxT("Hiragana") },
 226   { 0x30A0, 0x30FF,
 227     U_KATAKANA, wxT("Katakana") },
 228   { 0x3100, 0x312F,
 229     U_BOPOMOFO, wxT("Bopomofo") },
 230   { 0x3130, 0x318F,
 231     U_HANGUL_COMPATIBILITY_JAMO, wxT("Hangul Compatibility Jamo") },
 232   { 0x3190, 0x319F,
 233     U_CJK_MISCELLANEOUS, wxT("CJK Miscellaneous") },
 234   { 0x3200, 0x32FF,
 235     U_ENCLOSED_CJK, wxT("Enclosed CJK") },
 236   { 0x3300, 0x33FF,
 237     U_CJK_COMPATIBILITY, wxT("CJK Compatibility") },
 238   { 0x3400, 0x4DB5,
 239     U_CJK_UNIFIED_IDEOGRAPHS, wxT("CJK Unified Ideographs Extension A") },
 240   { 0x4E00, 0x9FFF,
 241     U_CJK_UNIFIED_IDEOGRAPHS, wxT("CJK Unified Ideographs") },
 242   { 0xAC00, 0xD7A3,
 243     U_HANGUL, wxT("Hangul Syllables") },
 244   { 0xE000, 0xF8FF,
 245     U_PRIVATE_USE_AREA, wxT("Private Use Area") },
 246   { 0xF900, 0xFAFF,
 247     U_CJK_COMPATIBILITY_IDEOGRAPHS, wxT("CJK Compatibility Ideographs") },
 248   { 0xFB00, 0xFB4F,
 249     U_ALPHABETIC_PRESENTATION_FORMS, wxT("Alphabetic Presentation Forms") },
 250   { 0xFB50, 0xFDFF,
 251     U_ARABIC_PRESENTATION_FORMS_A, wxT("Arabic Presentation Forms-A") },
 252   { 0xFE20, 0xFE2F,
 253     U_COMBINING_HALF_MARKS, wxT("Combining Half Marks") },
 254   { 0xFE30, 0xFE4F,
 255     U_CJK_COMPATIBILITY_FORMS, wxT("CJK Compatibility Forms") },
 256   { 0xFE50, 0xFE6F,
 257     U_SMALL_FORM_VARIANTS, wxT("Small Form Variants") },
 258   { 0xFE70, 0xFEFE,
 259     U_ARABIC_PRESENTATION_FORMS_B, wxT("Arabic Presentation Forms-B") },
 260   { 0xFEFF, 0xFEFF,
 261     U_SPECIALS, wxT("Specials") },
 262   { 0xFF00, 0xFFEF,
 263     U_HALFWIDTH_AND_FULLWIDTH_FORMS, wxT("Halfwidth and Fullwidth Forms") },
 264   { 0xFFF0, 0xFFFD,
 265     U_SPECIALS, wxT("Specials") }
 266 };
 267
 268 #endif // __UNICODE__
 269
 270 #if 0
 271 // Not yet used, but could be used to test under Win32 whether this subset is available
 272 // for the given font. The Win32 function is allegedly not accurate, however.
 273 bool wxSubsetValidForFont(int subsetIndex, FONTSIGNATURE *fontSig)
 274 {
 275     return (fontSig->fsUsb[g_UnicodeSubsetTable[subsetIndex].m_subset/32] & (1 << (g_UnicodeSubsetTable[subsetIndex].m_subset % 32)));
 276 }
 277 #endif
 278
 279 bool wxSymbolPickerDialog::sm_showToolTips = false;
 280
 281 /*!
 282  * wxSymbolPickerDialog type definition
 283  */
 284
 285 IMPLEMENT_DYNAMIC_CLASS( wxSymbolPickerDialog, wxDialog )
 286
 287 /*!
 288  * wxSymbolPickerDialog event table definition
 289  */
 290
 291 BEGIN_EVENT_TABLE( wxSymbolPickerDialog, wxDialog )
 292     EVT_LISTBOX(ID_SYMBOLPICKERDIALOG_LISTCTRL, wxSymbolPickerDialog::OnSymbolSelected)
 293
 294 ////@begin wxSymbolPickerDialog event table entries
 295     EVT_COMBOBOX( ID_SYMBOLPICKERDIALOG_FONT, wxSymbolPickerDialog::OnFontCtrlSelected )
 296
 297 #if defined(__UNICODE__)
 298     EVT_COMBOBOX( ID_SYMBOLPICKERDIALOG_SUBSET, wxSymbolPickerDialog::OnSubsetSelected )
 299     EVT_UPDATE_UI( ID_SYMBOLPICKERDIALOG_SUBSET, wxSymbolPickerDialog::OnSymbolpickerdialogSubsetUpdate )
 300 #endif
 301
 302 #if defined(__UNICODE__)
 303     EVT_COMBOBOX( ID_SYMBOLPICKERDIALOG_FROM, wxSymbolPickerDialog::OnFromUnicodeSelected )
 304 #endif
 305
 306     EVT_UPDATE_UI( wxID_OK, wxSymbolPickerDialog::OnOkUpdate )
 307
 308 ////@end wxSymbolPickerDialog event table entries
 309
 310 END_EVENT_TABLE()
 311
 312 /*!
 313  * wxSymbolPickerDialog constructors
 314  */
 315
 316 wxSymbolPickerDialog::wxSymbolPickerDialog( )
 317 {
 318     Init();
 319 }
 320
 321 wxSymbolPickerDialog::wxSymbolPickerDialog( const wxString& symbol, const wxString& fontName, const wxString& normalTextFont, wxWindow* parent, wxWindowID id, const wxString& caption, const wxPoint& pos, const wxSize& size, long style )
 322 {
 323     Init();
 324     Create(symbol, fontName, normalTextFont, parent, id, caption, pos, size, style);
 325 }
 326
 327 /*!
 328  * wxSymbolPickerDialog creator
 329  */
 330
 331 bool wxSymbolPickerDialog::Create( const wxString& symbol, const wxString& fontName, const wxString& normalTextFont, wxWindow* parent, wxWindowID id, const wxString& caption, const wxPoint& pos, const wxSize& size, long style )
 332 {
 333     m_fontName = fontName;
 334     m_normalTextFontName = normalTextFont;
 335     m_symbol = symbol;
 336
 337 ////@begin wxSymbolPickerDialog creation
 338     SetExtraStyle(wxWS_EX_BLOCK_EVENTS|wxDIALOG_EX_CONTEXTHELP);
 339     wxDialog::Create( parent, id, caption, pos, size, style );
 340
 341     CreateControls();
 342     if (GetSizer())
 343     {
 344         GetSizer()->SetSizeHints(this);
 345     }
 346     Centre();
 347 ////@end wxSymbolPickerDialog creation
 348     return true;
 349 }
 350
 351 /*!
 352  * Member initialisation for wxSymbolPickerDialog
 353  */
 354
 355 void wxSymbolPickerDialog::Init()
 356 {
 357 ////@begin wxSymbolPickerDialog member initialisation
 358     m_fromUnicode = true;
 359     m_fontCtrl = NULL;
 360 #if defined(__UNICODE__)
 361     m_subsetCtrl = NULL;
 362 #endif
 363     m_symbolsCtrl = NULL;
 364     m_symbolStaticCtrl = NULL;
 365     m_characterCodeCtrl = NULL;
 366 #if defined(__UNICODE__)
 367     m_fromUnicodeCtrl = NULL;
 368 #endif
 369 ////@end wxSymbolPickerDialog member initialisation
 370     m_dontUpdate = false;
 371 }
 372
 373 /*!
 374  * Control creation for wxSymbolPickerDialog
 375  */
 376
 377 void wxSymbolPickerDialog::CreateControls()
 378 {
 379 ////@begin wxSymbolPickerDialog content construction
 380     wxSymbolPickerDialog* itemDialog1 = this;
 381
 382     wxBoxSizer* itemBoxSizer2 = new wxBoxSizer(wxVERTICAL);
 383     itemDialog1->SetSizer(itemBoxSizer2);
 384
 385     wxBoxSizer* itemBoxSizer3 = new wxBoxSizer(wxVERTICAL);
 386     itemBoxSizer2->Add(itemBoxSizer3, 1, wxGROW|wxALL, 5);
 387
 388     wxBoxSizer* itemBoxSizer4 = new wxBoxSizer(wxHORIZONTAL);
 389     itemBoxSizer3->Add(itemBoxSizer4, 0, wxGROW, 5);
 390
 391     wxBoxSizer* itemBoxSizer5 = new wxBoxSizer(wxHORIZONTAL);
 392     itemBoxSizer4->Add(itemBoxSizer5, 1, wxGROW, 5);
 393
 394     wxStaticText* itemStaticText6 = new wxStaticText( itemDialog1, wxID_STATIC, _("&Font:"), wxDefaultPosition, wxDefaultSize, 0 );
 395     itemBoxSizer5->Add(itemStaticText6, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);
 396
 397     wxArrayString m_fontCtrlStrings;
 398     m_fontCtrl = new wxComboBox( itemDialog1, ID_SYMBOLPICKERDIALOG_FONT, wxEmptyString, wxDefaultPosition, wxSize(240, -1), m_fontCtrlStrings, wxCB_READONLY );
 399     m_fontCtrl->SetHelpText(_("The font from which to take the symbol."));
 400     if (wxSymbolPickerDialog::ShowToolTips())
 401         m_fontCtrl->SetToolTip(_("The font from which to take the symbol."));
 402     itemBoxSizer5->Add(m_fontCtrl, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);
 403
 404     itemBoxSizer5->Add(5, 5, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);
 405
 406 #if defined(__UNICODE__)
 407     wxStaticText* itemStaticText9 = new wxStaticText( itemDialog1, wxID_STATIC, _("&Subset:"), wxDefaultPosition, wxDefaultSize, 0 );
 408     itemBoxSizer5->Add(itemStaticText9, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);
 409
 410 #endif
 411
 412 #if defined(__UNICODE__)
 413     wxArrayString m_subsetCtrlStrings;
 414     m_subsetCtrl = new wxComboBox( itemDialog1, ID_SYMBOLPICKERDIALOG_SUBSET, wxEmptyString, wxDefaultPosition, wxDefaultSize, m_subsetCtrlStrings, wxCB_READONLY );
 415     m_subsetCtrl->SetHelpText(_("Shows a Unicode subset."));
 416     if (wxSymbolPickerDialog::ShowToolTips())
 417         m_subsetCtrl->SetToolTip(_("Shows a Unicode subset."));
 418     itemBoxSizer5->Add(m_subsetCtrl, 1, wxALIGN_CENTER_VERTICAL|wxALL, 5);
 419
 420 #endif
 421
 422     m_symbolsCtrl = new wxSymbolListCtrl( itemDialog1, ID_SYMBOLPICKERDIALOG_LISTCTRL, wxDefaultPosition, wxSize(500, 200), 0 );
 423     itemBoxSizer3->Add(m_symbolsCtrl, 1, wxGROW|wxALL, 5);
 424
 425     wxBoxSizer* itemBoxSizer12 = new wxBoxSizer(wxHORIZONTAL);
 426     itemBoxSizer3->Add(itemBoxSizer12, 0, wxGROW, 5);
 427
 428     m_symbolStaticCtrl = new wxStaticText( itemDialog1, wxID_STATIC, _("xxxx"), wxDefaultPosition, wxSize(40, -1), wxALIGN_CENTRE );
 429     itemBoxSizer12->Add(m_symbolStaticCtrl, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);
 430
 431     itemBoxSizer12->Add(5, 5, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);
 432
 433     wxStaticText* itemStaticText15 = new wxStaticText( itemDialog1, wxID_STATIC, _("&Character code:"), wxDefaultPosition, wxDefaultSize, 0 );
 434     itemBoxSizer12->Add(itemStaticText15, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);
 435
 436     m_characterCodeCtrl = new wxTextCtrl( itemDialog1, ID_SYMBOLPICKERDIALOG_CHARACTERCODE, wxEmptyString, wxDefaultPosition, wxSize(140, -1), wxTE_READONLY|wxTE_CENTRE );
 437     m_characterCodeCtrl->SetHelpText(_("The character code."));
 438     if (wxSymbolPickerDialog::ShowToolTips())
 439         m_characterCodeCtrl->SetToolTip(_("The character code."));
 440     itemBoxSizer12->Add(m_characterCodeCtrl, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);
 441
 442     itemBoxSizer12->Add(5, 5, 1, wxALIGN_CENTER_VERTICAL|wxALL, 5);
 443
 444 #if defined(__UNICODE__)
 445     wxStaticText* itemStaticText18 = new wxStaticText( itemDialog1, wxID_STATIC, _("&From:"), wxDefaultPosition, wxDefaultSize, 0 );
 446     itemBoxSizer12->Add(itemStaticText18, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);
 447
 448 #endif
 449
 450 #if defined(__UNICODE__)
 451     wxArrayString m_fromUnicodeCtrlStrings;
 452     m_fromUnicodeCtrlStrings.Add(_("ASCII"));
 453     m_fromUnicodeCtrlStrings.Add(_("Unicode"));
 454     m_fromUnicodeCtrl = new wxComboBox( itemDialog1, ID_SYMBOLPICKERDIALOG_FROM, _("Unicode"), wxDefaultPosition, wxDefaultSize, m_fromUnicodeCtrlStrings, wxCB_READONLY );
 455     m_fromUnicodeCtrl->SetStringSelection(_("Unicode"));
 456     m_fromUnicodeCtrl->SetHelpText(_("The range to show."));
 457     if (wxSymbolPickerDialog::ShowToolTips())
 458         m_fromUnicodeCtrl->SetToolTip(_("The range to show."));
 459     itemBoxSizer12->Add(m_fromUnicodeCtrl, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);
 460
 461 #endif
 462
 463     wxBoxSizer* itemBoxSizer20 = new wxBoxSizer(wxHORIZONTAL);
 464     itemBoxSizer3->Add(itemBoxSizer20, 0, wxGROW, 5);
 465
 466     itemBoxSizer20->Add(5, 5, 1, wxALIGN_CENTER_VERTICAL|wxALL, 5);
 467
 468     wxStdDialogButtonSizer* itemStdDialogButtonSizer22 = new wxStdDialogButtonSizer;
 469
 470     itemBoxSizer20->Add(itemStdDialogButtonSizer22, 0, wxALIGN_CENTER_VERTICAL|wxTOP|wxBOTTOM, 5);
 471     wxButton* itemButton23 = new wxButton( itemDialog1, wxID_OK, _("Insert"), wxDefaultPosition, wxDefaultSize, 0 );
 472     itemButton23->SetDefault();
 473     itemStdDialogButtonSizer22->AddButton(itemButton23);
 474
 475     wxButton* itemButton24 = new wxButton( itemDialog1, wxID_CANCEL, _("Close"), wxDefaultPosition, wxDefaultSize, 0 );
 476     itemStdDialogButtonSizer22->AddButton(itemButton24);
 477
 478     itemStdDialogButtonSizer22->Realize();
 479
 480 ////@end wxSymbolPickerDialog content construction
 481
 482 }
 483
 484 /// Data transfer
 485 bool wxSymbolPickerDialog::TransferDataToWindow()
 486 {
 487     m_dontUpdate = true;
 488
 489     if (m_fontCtrl->GetCount() == 0)
 490     {
 491         wxArrayString faceNames = wxRichTextCtrl::GetAvailableFontNames();
 492         faceNames.Sort();
 493
 494         faceNames.Insert(_("(Normal text)"), 0);
 495         m_fontCtrl->Append(faceNames);
 496     }
 497
 498     if (m_fontName.empty())
 499         m_fontCtrl->SetSelection(0);
 500     else
 501     {
 502         if (m_fontCtrl->FindString(m_fontName) != wxNOT_FOUND)
 503             m_fontCtrl->SetStringSelection(m_fontName);
 504         else
 505             m_fontCtrl->SetSelection(0);
 506     }
 507
 508 #if defined(__UNICODE__)
 509     if (m_subsetCtrl->GetCount() == 0)
 510     {
 511         // Insert items into subset combo
 512         int i;
 513         for (i = 0; i < (int) WXSIZEOF(g_UnicodeSubsetTable); i++)
 514         {
 515             m_subsetCtrl->Append(g_UnicodeSubsetTable[i].m_name);
 516         }
 517         m_subsetCtrl->SetSelection(0);
 518     }
 519 #endif
 520
 521 #if defined(__UNICODE__)
 522     m_symbolsCtrl->SetUnicodeMode(m_fromUnicode);
 523 #endif
 524
 525     if (!m_symbol.empty())
 526     {
 527         int sel = (int) m_symbol[0];
 528         m_symbolsCtrl->SetSelection(sel);
 529     }
 530
 531     UpdateSymbolDisplay();
 532
 533     m_dontUpdate = false;
 534
 535     return true;
 536 }
 537
 538 void wxSymbolPickerDialog::UpdateSymbolDisplay(bool updateSymbolList, bool showAtSubset)
 539 {
 540     wxFont font;
 541     wxString fontNameToUse;
 542     if (m_fontName.empty())
 543         fontNameToUse = m_normalTextFontName;
 544     else
 545         fontNameToUse = m_fontName;
 546
 547     if (!fontNameToUse.empty())
 548     {
 549         font = wxFont(14, wxDEFAULT, wxNORMAL, wxNORMAL, false, fontNameToUse);
 550     }
 551     else
 552         font = *wxNORMAL_FONT;
 553
 554     if (updateSymbolList)
 555     {
 556         m_symbolsCtrl->SetFont(font);
 557     }
 558
 559     if (!m_symbol.empty())
 560     {
 561         m_symbolStaticCtrl->SetFont(font);
 562         m_symbolStaticCtrl->SetLabel(m_symbol);
 563
 564         int symbol = (int) m_symbol[0];
 565         m_characterCodeCtrl->SetValue(wxString::Format(wxT("%X hex (%d dec)"), symbol, symbol));
 566     }
 567     else
 568     {
 569         m_symbolStaticCtrl->SetLabel(wxEmptyString);
 570         m_characterCodeCtrl->SetValue(wxEmptyString);
 571     }
 572
 573 #if defined(__UNICODE__)
 574     if (showAtSubset)
 575         ShowAtSubset();
 576 #else
 577     wxUnusedVar(showAtSubset);
 578 #endif
 579 }
 580
 581 /// Show at the current subset selection
 582 void wxSymbolPickerDialog::ShowAtSubset()
 583 {
 584 #if defined(__UNICODE__)
 585     if (m_fromUnicode)
 586     {
 587         int sel = m_subsetCtrl->GetSelection();
 588         int low = g_UnicodeSubsetTable[sel].m_low;
 589         m_symbolsCtrl->EnsureVisible(low);
 590     }
 591 #endif
 592 }
 593
 594 // Handle font selection
 595 void wxSymbolPickerDialog::OnFontCtrlSelected( wxCommandEvent& WXUNUSED(event) )
 596 {
 597     if (m_fontCtrl->GetSelection() == 0)
 598         m_fontName = wxEmptyString;
 599     else
 600         m_fontName = m_fontCtrl->GetStringSelection();
 601
 602     UpdateSymbolDisplay();
 603 }
 604
 605 /// Respond to symbol selection
 606 void wxSymbolPickerDialog::OnSymbolSelected( wxCommandEvent& event )
 607 {
 608     if (m_dontUpdate)
 609         return;
 610
 611     int sel = event.GetSelection();
 612     if (sel == wxNOT_FOUND)
 613         m_symbol = wxEmptyString;
 614     else
 615     {
 616         m_symbol = wxEmptyString;
 617         m_symbol << (wxChar) sel;
 618     }
 619
 620 #if defined(__UNICODE__)
 621     if (sel != -1 && m_fromUnicode)
 622     {
 623         // Need to make the subset selection reflect the current symbol
 624         int i;
 625         for (i = 0; i < (int) WXSIZEOF(g_UnicodeSubsetTable); i++)
 626         {
 627             if (sel >= g_UnicodeSubsetTable[i].m_low && sel <= g_UnicodeSubsetTable[i].m_high)
 628             {
 629                 m_dontUpdate = true;
 630                 m_subsetCtrl->SetSelection(i);
 631                 m_dontUpdate = false;
 632                 break;
 633             }
 634         }
 635     }
 636 #endif
 637
 638     UpdateSymbolDisplay(false, false);
 639 }
 640
 641 #if defined(__UNICODE__)
 642 // Handle Unicode/ASCII selection
 643 void wxSymbolPickerDialog::OnFromUnicodeSelected( wxCommandEvent& WXUNUSED(event) )
 644 {
 645     if (m_dontUpdate)
 646         return;
 647
 648     m_fromUnicode = (m_fromUnicodeCtrl->GetSelection() == 1);
 649     m_symbolsCtrl->SetUnicodeMode(m_fromUnicode);
 650     UpdateSymbolDisplay(false);
 651 }
 652
 653 // Handle subset selection
 654 void wxSymbolPickerDialog::OnSubsetSelected( wxCommandEvent& WXUNUSED(event) )
 655 {
 656     if (m_dontUpdate)
 657         return;
 658
 659     ShowAtSubset();
 660 }
 661 #endif
 662
 663 #if defined(__UNICODE__)
 664
 665 /*!
 666  * wxEVT_UPDATE_UI event handler for ID_SYMBOLPICKERDIALOG_SUBSET
 667  */
 668
 669 void wxSymbolPickerDialog::OnSymbolpickerdialogSubsetUpdate( wxUpdateUIEvent& event )
 670 {
 671     event.Enable(m_fromUnicode);
 672 }
 673 #endif
 674
 675 /*!
 676  * wxEVT_UPDATE_UI event handler for wxID_OK
 677  */
 678
 679 void wxSymbolPickerDialog::OnOkUpdate( wxUpdateUIEvent& event )
 680 {
 681     event.Enable(HasSelection());
 682 }
 683
 684 /// Set Unicode mode
 685 void wxSymbolPickerDialog::SetUnicodeMode(bool unicodeMode)
 686 {
 687 #if defined(__UNICODE__)
 688     m_dontUpdate = true;
 689     m_fromUnicode = unicodeMode;
 690     if (m_fromUnicodeCtrl)
 691         m_fromUnicodeCtrl->SetSelection(m_fromUnicode ? 1 : 0);
 692     UpdateSymbolDisplay();
 693     m_dontUpdate = false;
 694 #else
 695     wxUnusedVar(unicodeMode);
 696 #endif
 697 }
 698
 699 /// Get the selected symbol character
 700 int wxSymbolPickerDialog::GetSymbolChar() const
 701 {
 702     if (m_symbol.empty())
 703         return -1;
 704     else
 705         return (int) m_symbol[0];
 706 }
 707
 708
 709 /*!
 710  * Get bitmap resources
 711  */
 712
 713 wxBitmap wxSymbolPickerDialog::GetBitmapResource( const wxString& name )
 714 {
 715     // Bitmap retrieval
 716 ////@begin wxSymbolPickerDialog bitmap retrieval
 717     wxUnusedVar(name);
 718     return wxNullBitmap;
 719 ////@end wxSymbolPickerDialog bitmap retrieval
 720 }
 721
 722 /*!
 723  * Get icon resources
 724  */
 725
 726 wxIcon wxSymbolPickerDialog::GetIconResource( const wxString& name )
 727 {
 728     // Icon retrieval
 729 ////@begin wxSymbolPickerDialog icon retrieval
 730     wxUnusedVar(name);
 731     return wxNullIcon;
 732 ////@end wxSymbolPickerDialog icon retrieval
 733 }
 734
 735 /*!
 736  * The scrolling symbol list.
 737  */
 738
 739 // ----------------------------------------------------------------------------
 740 // event tables
 741 // ----------------------------------------------------------------------------
 742
 743 BEGIN_EVENT_TABLE(wxSymbolListCtrl, wxVScrolledWindow)
 744     EVT_PAINT(wxSymbolListCtrl::OnPaint)
 745     EVT_SIZE(wxSymbolListCtrl::OnSize)
 746
 747     EVT_KEY_DOWN(wxSymbolListCtrl::OnKeyDown)
 748     EVT_LEFT_DOWN(wxSymbolListCtrl::OnLeftDown)
 749     EVT_LEFT_DCLICK(wxSymbolListCtrl::OnLeftDClick)
 750 END_EVENT_TABLE()
 751
 752 // ============================================================================
 753 // implementation
 754 // ============================================================================
 755
 756 IMPLEMENT_ABSTRACT_CLASS(wxSymbolListCtrl, wxVScrolledWindow)
 757
 758 // ----------------------------------------------------------------------------
 759 // wxSymbolListCtrl creation
 760 // ----------------------------------------------------------------------------
 761
 762 void wxSymbolListCtrl::Init()
 763 {
 764     m_current = wxNOT_FOUND;
 765     m_doubleBuffer = NULL;
 766     m_cellSize = wxSize(40, 40);
 767     m_minSymbolValue = 0;
 768     m_maxSymbolValue = 255;
 769     m_symbolsPerLine = 0;
 770     m_unicodeMode = false;
 771 }
 772
 773 bool wxSymbolListCtrl::Create(wxWindow *parent,
 774                         wxWindowID id,
 775                         const wxPoint& pos,
 776                         const wxSize& size,
 777                         long style,
 778                         const wxString& name)
 779 {
 780     style |= wxWANTS_CHARS | wxFULL_REPAINT_ON_RESIZE;
 781
 782     if ((style & wxBORDER_MASK) == wxBORDER_DEFAULT)
 783         style |= wxBORDER_THEME;
 784
 785     if ( !wxVScrolledWindow::Create(parent, id, pos, size, style, name) )
 786         return false;
 787
 788     // make sure the native widget has the right colour since we do
 789     // transparent drawing by default
 790     SetBackgroundColour(GetBackgroundColour());
 791     m_colBgSel = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT);
 792
 793     // flicker-free drawing requires this
 794     SetBackgroundStyle(wxBG_STYLE_CUSTOM);
 795
 796     SetFont(*wxNORMAL_FONT);
 797
 798     SetupCtrl();
 799
 800     SetInitialSize(size);
 801
 802     return true;
 803 }
 804
 805 wxSymbolListCtrl::~wxSymbolListCtrl()
 806 {
 807     delete m_doubleBuffer;
 808 }
 809
 810 // ----------------------------------------------------------------------------
 811 // selection handling
 812 // ----------------------------------------------------------------------------
 813
 814 bool wxSymbolListCtrl::IsSelected(int item) const
 815 {
 816     return item == m_current;
 817 }
 818
 819 bool wxSymbolListCtrl::DoSetCurrent(int current)
 820 {
 821     wxASSERT_MSG( current == wxNOT_FOUND ||
 822                     (current >= m_minSymbolValue && current <= m_maxSymbolValue),
 823                   wxT("wxSymbolListCtrl::DoSetCurrent(): invalid symbol value") );
 824
 825     if ( current == m_current )
 826     {
 827         // nothing to do
 828         return false;
 829     }
 830
 831     if ( m_current != wxNOT_FOUND )
 832         RefreshRow(SymbolValueToLineNumber(m_current));
 833
 834     m_current = current;
 835
 836     if ( m_current != wxNOT_FOUND )
 837     {
 838         int lineNo = SymbolValueToLineNumber(m_current);
 839
 840         // if the line is not visible at all, we scroll it into view but we
 841         // don't need to refresh it -- it will be redrawn anyhow
 842         if ( !IsVisible(lineNo) )
 843         {
 844             ScrollToRow(lineNo);
 845         }
 846         else // line is at least partly visible
 847         {
 848             // it is, indeed, only partly visible, so scroll it into view to
 849             // make it entirely visible
 850             while ( (unsigned)lineNo + 1 == GetVisibleEnd() &&
 851                     ScrollToRow(GetVisibleBegin() + 1) )
 852                 ;
 853
 854             // but in any case refresh it as even if it was only partly visible
 855             // before we need to redraw it entirely as its background changed
 856             RefreshRow(lineNo);
 857         }
 858     }
 859
 860     return true;
 861 }
 862
 863 void wxSymbolListCtrl::SendSelectedEvent()
 864 {
 865     wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, GetId());
 866     event.SetEventObject(this);
 867     event.SetInt(m_current);
 868
 869     (void)GetEventHandler()->ProcessEvent(event);
 870 }
 871
 872 void wxSymbolListCtrl::SetSelection(int selection)
 873 {
 874     wxCHECK_RET( selection == wxNOT_FOUND ||
 875                   (selection >= m_minSymbolValue && selection < m_maxSymbolValue),
 876                   wxT("wxSymbolListCtrl::SetSelection(): invalid symbol value") );
 877
 878     DoSetCurrent(selection);
 879 }
 880
 881 // ----------------------------------------------------------------------------
 882 // wxSymbolListCtrl appearance parameters
 883 // ----------------------------------------------------------------------------
 884
 885 void wxSymbolListCtrl::SetMargins(const wxPoint& pt)
 886 {
 887     if ( pt != m_ptMargins )
 888     {
 889         m_ptMargins = pt;
 890
 891         Refresh();
 892     }
 893 }
 894
 895 void wxSymbolListCtrl::SetSelectionBackground(const wxColour& col)
 896 {
 897     m_colBgSel = col;
 898 }
 899
 900 // ----------------------------------------------------------------------------
 901 // wxSymbolListCtrl painting
 902 // ----------------------------------------------------------------------------
 903
 904 wxCoord wxSymbolListCtrl::OnGetRowHeight(size_t WXUNUSED(line)) const
 905 {
 906     return m_cellSize.y + 2*m_ptMargins.y + 1 /* for divider */ ;
 907 }
 908
 909 // draws a line of symbols
 910 void wxSymbolListCtrl::OnDrawItem(wxDC& dc, const wxRect& rect, size_t n) const
 911 {
 912     wxColour oldTextColour = dc.GetTextForeground();
 913     int startSymbol = n*m_symbolsPerLine;
 914
 915     int i;
 916     for (i = 0; i < m_symbolsPerLine; i++)
 917     {
 918         bool resetColour = false;
 919         int symbol = startSymbol+i;
 920         if (symbol == m_current)
 921         {
 922             dc.SetBrush(wxBrush(m_colBgSel));
 923
 924             dc.SetTextForeground(wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT));
 925             resetColour = true;
 926
 927             wxPen oldPen = dc.GetPen();
 928             dc.SetPen(*wxTRANSPARENT_PEN);
 929
 930             dc.DrawRectangle(rect.x + i*m_cellSize.x, rect.y, m_cellSize.x, rect.y+rect.height);
 931             dc.SetPen(oldPen);
 932         }
 933
 934         // Don't draw first line
 935         if (i != 0)
 936             dc.DrawLine(rect.x + i*m_cellSize.x, rect.y, i*m_cellSize.x, rect.y+rect.height);
 937
 938         if (symbol >= m_minSymbolValue && symbol <= m_maxSymbolValue)
 939         {
 940             wxString text;
 941             text << (wxChar) symbol;
 942
 943             wxCoord w, h;
 944             dc.GetTextExtent(text, & w, & h);
 945
 946             int x = rect.x + i*m_cellSize.x + (m_cellSize.x - w)/2;
 947             int y = rect.y + (m_cellSize.y - h)/2;
 948             dc.DrawText(text, x, y);
 949         }
 950
 951         if (resetColour)
 952             dc.SetTextForeground(oldTextColour);
 953     }
 954
 955     // Draw horizontal separator line
 956     dc.DrawLine(rect.x, rect.y+rect.height-1, rect.x+rect.width, rect.y+rect.height-1);
 957 }
 958
 959 void wxSymbolListCtrl::OnPaint(wxPaintEvent& WXUNUSED(event))
 960 {
 961     // If size is larger, recalculate double buffer bitmap
 962     wxSize clientSize = GetClientSize();
 963
 964     if ( !m_doubleBuffer ||
 965          clientSize.x > m_doubleBuffer->GetWidth() ||
 966          clientSize.y > m_doubleBuffer->GetHeight() )
 967     {
 968         delete m_doubleBuffer;
 969         m_doubleBuffer = new wxBitmap(clientSize.x+25,clientSize.y+25);
 970     }
 971
 972     wxBufferedPaintDC dc(this,*m_doubleBuffer);
 973
 974     // the update rectangle
 975     wxRect rectUpdate = GetUpdateClientRect();
 976
 977     // fill it with background colour
 978     dc.SetBackground(GetBackgroundColour());
 979     dc.Clear();
 980
 981     // set the font to be displayed
 982     dc.SetFont(GetFont());
 983
 984     // the bounding rectangle of the current line
 985     wxRect rectRow;
 986     rectRow.width = clientSize.x;
 987
 988     dc.SetPen(wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT)));
 989     dc.SetTextForeground(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT));
 990     dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT);
 991
 992     // iterate over all visible lines
 993     const size_t lineMax = GetVisibleEnd();
 994     for ( size_t line = GetVisibleBegin(); line < lineMax; line++ )
 995     {
 996         const wxCoord hRow = OnGetRowHeight(line);
 997
 998         rectRow.height = hRow;
 999
1000         // and draw the ones which intersect the update rect
1001         if ( rectRow.Intersects(rectUpdate) )
1002         {
1003             // don't allow drawing outside of the lines rectangle
1004             wxDCClipper clip(dc, rectRow);
1005
1006             wxRect rect = rectRow;
1007             rect.Deflate(m_ptMargins.x, m_ptMargins.y);
1008             OnDrawItem(dc, rect, line);
1009         }
1010         else // no intersection
1011         {
1012             if ( rectRow.GetTop() > rectUpdate.GetBottom() )
1013             {
1014                 // we are already below the update rect, no need to continue
1015                 // further
1016                 break;
1017             }
1018             //else: the next line may intersect the update rect
1019         }
1020
1021         rectRow.y += hRow;
1022     }
1023 }
1024
1025 // ============================================================================
1026 // wxSymbolListCtrl keyboard/mouse handling
1027 // ============================================================================
1028
1029 void wxSymbolListCtrl::DoHandleItemClick(int item, int WXUNUSED(flags))
1030 {
1031     if (m_current != item)
1032     {
1033         m_current = item;
1034         Refresh();
1035         SendSelectedEvent();
1036     }
1037 }
1038
1039 // ----------------------------------------------------------------------------
1040 // keyboard handling
1041 // ----------------------------------------------------------------------------
1042
1043 void wxSymbolListCtrl::OnKeyDown(wxKeyEvent& event)
1044 {
1045     // No keyboard interface for now
1046     event.Skip();
1047 #if 0
1048     // flags for DoHandleItemClick()
1049     int flags = ItemClick_Kbd;
1050
1051     int currentLineNow = SymbolValueToLineNumber(m_current);
1052
1053     int currentLine;
1054     switch ( event.GetKeyCode() )
1055     {
1056         case WXK_HOME:
1057             currentLine = 0;
1058             break;
1059
1060         case WXK_END:
1061             currentLine = GetLineCount() - 1;
1062             break;
1063
1064         case WXK_DOWN:
1065             if ( currentLineNow == (int)GetLineCount() - 1 )
1066                 return;
1067
1068             currentLine = currentLineNow + 1;
1069             break;
1070
1071         case WXK_UP:
1072             if ( m_current == wxNOT_FOUND )
1073                 currentLine = GetLineCount() - 1;
1074             else if ( currentLineNow != 0 )
1075                 currentLine = currentLineNow - 1;
1076             else // currentLineNow == 0
1077                 return;
1078             break;
1079
1080         case WXK_PAGEDOWN:
1081             PageDown();
1082             currentLine = GetFirstVisibleLine();
1083             break;
1084
1085         case WXK_PAGEUP:
1086             if ( currentLineNow == (int)GetFirstVisibleLine() )
1087             {
1088                 PageUp();
1089             }
1090
1091             currentLine = GetFirstVisibleLine();
1092             break;
1093
1094         case WXK_SPACE:
1095             // hack: pressing space should work like a mouse click rather than
1096             // like a keyboard arrow press, so trick DoHandleItemClick() in
1097             // thinking we were clicked
1098             flags &= ~ItemClick_Kbd;
1099             currentLine = currentLineNow;
1100             break;
1101
1102 #ifdef __WXMSW__
1103         case WXK_TAB:
1104             // Since we are using wxWANTS_CHARS we need to send navigation
1105             // events for the tabs on MSW
1106             {
1107                 wxNavigationKeyEvent ne;
1108                 ne.SetDirection(!event.ShiftDown());
1109                 ne.SetCurrentFocus(this);
1110                 ne.SetEventObject(this);
1111                 GetParent()->GetEventHandler()->ProcessEvent(ne);
1112             }
1113             // fall through to default
1114 #endif
1115         default:
1116             event.Skip();
1117             currentLine = 0; // just to silent the stupid compiler warnings
1118             wxUnusedVar(currentNow);
1119             return;
1120     }
1121
1122 #if 0
1123     if ( event.ShiftDown() )
1124        flags |= ItemClick_Shift;
1125     if ( event.ControlDown() )
1126         flags |= ItemClick_Ctrl;
1127
1128     DoHandleItemClick(current, flags);
1129 #endif
1130 #endif
1131 }
1132
1133 // ----------------------------------------------------------------------------
1134 // wxSymbolListCtrl mouse handling
1135 // ----------------------------------------------------------------------------
1136
1137 void wxSymbolListCtrl::OnLeftDown(wxMouseEvent& event)
1138 {
1139     SetFocus();
1140
1141     int item = HitTest(event.GetPosition());
1142
1143     if ( item != wxNOT_FOUND )
1144     {
1145         int flags = 0;
1146         if ( event.ShiftDown() )
1147            flags |= ItemClick_Shift;
1148
1149         // under Mac Apple-click is used in the same way as Ctrl-click
1150         // elsewhere
1151 #ifdef __WXMAC__
1152         if ( event.MetaDown() )
1153 #else
1154         if ( event.ControlDown() )
1155 #endif
1156             flags |= ItemClick_Ctrl;
1157
1158         DoHandleItemClick(item, flags);
1159     }
1160 }
1161
1162 void wxSymbolListCtrl::OnLeftDClick(wxMouseEvent& eventMouse)
1163 {
1164     int item = HitTest(eventMouse.GetPosition());
1165     if ( item != wxNOT_FOUND )
1166     {
1167
1168         // if item double-clicked was not yet selected, then treat
1169         // this event as a left-click instead
1170         if ( item == m_current )
1171         {
1172             wxCommandEvent event(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, GetId());
1173             event.SetEventObject(this);
1174             event.SetInt(item);
1175
1176             (void)GetEventHandler()->ProcessEvent(event);
1177         }
1178         else
1179         {
1180             OnLeftDown(eventMouse);
1181         }
1182
1183     }
1184 }
1185
1186 // calculate line number from symbol value
1187 int wxSymbolListCtrl::SymbolValueToLineNumber(int item)
1188 {
1189     return (int) (item/m_symbolsPerLine);
1190 }
1191
1192 // initialise control from current min/max values
1193 void wxSymbolListCtrl::SetupCtrl(bool scrollToSelection)
1194 {
1195     wxSize sz = GetClientSize();
1196
1197     m_symbolsPerLine = sz.x/(m_cellSize.x+m_ptMargins.x);
1198     int noLines = (1 + SymbolValueToLineNumber(m_maxSymbolValue));
1199
1200     SetRowCount(noLines);
1201     Refresh();
1202
1203     if (scrollToSelection && m_current != wxNOT_FOUND && m_current >= m_minSymbolValue && m_current <= m_maxSymbolValue)
1204     {
1205         ScrollToRow(SymbolValueToLineNumber(m_current));
1206     }
1207 }
1208
1209 // make this item visible
1210 void wxSymbolListCtrl::EnsureVisible(int item)
1211 {
1212     if (item != wxNOT_FOUND && item >= m_minSymbolValue && item <= m_maxSymbolValue)
1213     {
1214         ScrollToRow(SymbolValueToLineNumber(item));
1215     }
1216 }
1217
1218
1219 // hit testing
1220 int wxSymbolListCtrl::HitTest(const wxPoint& pt)
1221 {
1222     wxCoord lineHeight = OnGetRowHeight(0);
1223
1224     int atLine = GetVisibleBegin() + (pt.y/lineHeight);
1225     int symbol = (atLine*m_symbolsPerLine) + (pt.x/(m_cellSize.x+1));
1226
1227     if (symbol >= m_minSymbolValue && symbol <= m_maxSymbolValue)
1228         return symbol;
1229
1230     return -1;
1231 }
1232
1233 // Respond to size change
1234 void wxSymbolListCtrl::OnSize(wxSizeEvent& event)
1235 {
1236     SetupCtrl();
1237     event.Skip();
1238 }
1239
1240 // set the current font
1241 bool wxSymbolListCtrl::SetFont(const wxFont& font)
1242 {
1243     wxVScrolledWindow::SetFont(font);
1244
1245     SetupCtrl();
1246
1247     return true;
1248 }
1249
1250 // set Unicode/ASCII mode
1251 void wxSymbolListCtrl::SetUnicodeMode(bool unicodeMode)
1252 {
1253     bool changed = false;
1254     if (unicodeMode && !m_unicodeMode)
1255     {
1256         changed = true;
1257
1258         m_minSymbolValue = 0;
1259         m_maxSymbolValue = 65535;
1260     }
1261     else if (!unicodeMode && m_unicodeMode)
1262     {
1263         changed = true;
1264         m_minSymbolValue = 0;
1265         m_maxSymbolValue = 255;
1266     }
1267     m_unicodeMode = unicodeMode;
1268
1269     if (changed)
1270         SetupCtrl();
1271 }
1272
1273 // ----------------------------------------------------------------------------
1274 // use the same default attributes as wxListBox
1275 // ----------------------------------------------------------------------------
1276
1277 //static
1278 wxVisualAttributes
1279 wxSymbolListCtrl::GetClassDefaultAttributes(wxWindowVariant variant)
1280 {
1281     return wxListBox::GetClassDefaultAttributes(variant);
1282 }
1283
1284 #endif // wxUSE_RICHTEXT