wxOil/fixst256.cpp

   1 // $Id: fixst256.cpp 1283 2006-06-09 10:45:34Z alex $
   2 /* @@tag:xara-cn@@ DO NOT MODIFY THIS LINE
   3 ================================XARAHEADERSTART===========================
   4
   5                Xara LX, a vector drawing and manipulation program.
   6                     Copyright (C) 1993-2006 Xara Group Ltd.
   7        Copyright on certain contributions may be held in joint with their
   8               respective authors. See AUTHORS file for details.
   9
  10 LICENSE TO USE AND MODIFY SOFTWARE
  11 ----------------------------------
  12
  13 This file is part of Xara LX.
  14
  15 Xara LX is free software; you can redistribute it and/or modify it
  16 under the terms of the GNU General Public License version 2 as published
  17 by the Free Software Foundation.
  18
  19 Xara LX and its component source files are distributed in the hope
  20 that it will be useful, but WITHOUT ANY WARRANTY; without even the
  21 implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  22 See the GNU General Public License for more details.
  23
  24 You should have received a copy of the GNU General Public License along
  25 with Xara LX (see the file GPL in the root directory of the
  26 distribution); if not, write to the Free Software Foundation, Inc., 51
  27 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  28
  29
  30 ADDITIONAL RIGHTS
  31 -----------------
  32
  33 Conditional upon your continuing compliance with the GNU General Public
  34 License described above, Xara Group Ltd grants to you certain additional
  35 rights.
  36
  37 The additional rights are to use, modify, and distribute the software
  38 together with the wxWidgets library, the wxXtra library, and the "CDraw"
  39 library and any other such library that any version of Xara LX relased
  40 by Xara Group Ltd requires in order to compile and execute, including
  41 the static linking of that library to XaraLX. In the case of the
  42 "CDraw" library, you may satisfy obligation under the GNU General Public
  43 License to provide source code by providing a binary copy of the library
  44 concerned and a copy of the license accompanying it.
  45
  46 Nothing in this section restricts any of the rights you have under
  47 the GNU General Public License.
  48
  49
  50 SCOPE OF LICENSE
  51 ----------------
  52
  53 This license applies to this program (XaraLX) and its constituent source
  54 files only, and does not necessarily apply to other Xara products which may
  55 in part share the same code base, and are subject to their own licensing
  56 terms.
  57
  58 This license does not apply to files in the wxXtra directory, which
  59 are built into a separate library, and are subject to the wxWindows
  60 license contained within that directory in the file "WXXTRA-LICENSE".
  61
  62 This license does not apply to the binary libraries (if any) within
  63 the "libs" directory, which are subject to a separate license contained
  64 within that directory in the file "LIBS-LICENSE".
  65
  66
  67 ARRANGEMENTS FOR CONTRIBUTION OF MODIFICATIONS
  68 ----------------------------------------------
  69
  70 Subject to the terms of the GNU Public License (see above), you are
  71 free to do whatever you like with your modifications. However, you may
  72 (at your option) wish contribute them to Xara's source tree. You can
  73 find details of how to do this at:
  74   http://www.xaraxtreme.org/developers/
  75
  76 Prior to contributing your modifications, you will need to complete our
  77 contributor agreement. This can be found at:
  78   http://www.xaraxtreme.org/developers/contribute/
  79
  80 Please note that Xara will not accept modifications which modify any of
  81 the text between the start and end of this header (marked
  82 XARAHEADERSTART and XARAHEADEREND).
  83
  84
  85 MARKS
  86 -----
  87
  88 Xara, Xara LX, Xara X, Xara X/Xtreme, Xara Xtreme, the Xtreme and Xara
  89 designs are registered or unregistered trademarks, design-marks, and/or
  90 service marks of Xara Group Ltd. All rights in these marks are reserved.
  91
  92
  93       Xara Group Ltd, Gaddesden Place, Hemel Hempstead, HP2 6EX, UK.
  94                         http://www.xara.com/
  95
  96 =================================XARAHEADEREND============================
  97  */
  98
  99 #include "camtypes.h"
 100 //#include "fixst256.h" - in camtypes.h [AUTOMATICALLY REMOVED]
 101
 102 DEFINE_BUFSIZE(256);
 103
 104
 105 /**************************************************************************************
 106 >       String_256::String_256(const TCHAR* psz = 0)
 107
 108         Author:         Justin_Flude (Xara Group Ltd) <camelotdev@xara.com>
 109         Created:        12th August 1993
 110         Inputs:         An optional pointer to a (constant) Unicode character array - if
 111                                 omitted then the String becomes empty (NOT the null pointer).
 112         Purpose:        Constructs a string of the appropriate maximum length.
 113         Errors:         ASSERTion failure if the passed character array is too long for
 114                                 this length of string, or if psz is NULL.
 115         Scope:          Public
 116 ***************************************************************************************/
 117
 118 String_256::String_256(const TCHAR* psz)
 119 {
 120         *(text = fixedbuf) = 0;
 121         length = FIX_LEN_BUFSIZE;
 122         if (psz != 0)
 123         {
 124                 ERROR3IF(camStrlen(psz) >= length, "String_256::String_256 overflow");
 125                 camStrcpy(text, psz);
 126         }
 127 }
 128
 129
 130
 131 /**************************************************************************************
 132 >       String_256::String_256( PCSTR psz )
 133
 134         Author:         Justin_Flude (Xara Group Ltd) <camelotdev@xara.com>
 135         Created:        12th August 1993
 136         Inputs:         An optional pointer to a (constant) Unicode character array - if
 137                                 omitted then the String becomes empty (NOT the null pointer).
 138         Purpose:        Constructs a string of the appropriate maximum length.
 139         Errors:         ASSERTion failure if the passed character array is too long for
 140                                 this length of string, or if psz is NULL.
 141         Scope:          Public
 142 ***************************************************************************************/
 143
 144 #if 0 != wxUSE_UNICODE
 145 String_256::String_256( PCSTR psz )
 146 {
 147         *(text = fixedbuf) = 0;
 148         length = FIX_LEN_BUFSIZE;
 149         if (psz != 0)
 150         {
 151                 ERROR3IF( strlen(psz) >= length, "String_256::String_256 overflow" );
 152                 camMbstowcs( text, psz, FIX_LEN_BUFSIZE );
 153         }
 154 }
 155 #endif
 156
 157 /**************************************************************************************
 158 >       String_256::String_256(const StringBase& other)
 159
 160         Author:         Justin_Flude (Xara Group Ltd) <camelotdev@xara.com>
 161         Created:        12th August 1993
 162         Inputs:         A constant reference to another string (can be of any length)
 163         Purpose:        Duplicates the text of the other string.
 164         Errors:         ASSERTion failure if this string is not long enough to hold a copy
 165                                 of the other string's text, or if the copied String has not been
 166                                 allocated.
 167         Scope:          Public
 168 ***************************************************************************************/
 169
 170 void String_256::CopyConstruct( const StringBase &other )
 171 {
 172         *(text = fixedbuf) = 0;
 173         length = FIX_LEN_BUFSIZE;
 174         ERROR3IF((const TCHAR*) other == 0, "StringBase to be copied has not been ALLOCated");
 175         ERROR3IF(camStrlen((const TCHAR*) other) >= length,
 176                                 "Constructed String_256 not large enough to hold StringBase copy");
 177         camStrcpy(text, (const TCHAR*) other);
 178 }
 179
 180
 181
 182
 183 /**************************************************************************************
 184 >       String_256::String_256(UINT32 resID, UINT32 hinst = 0)
 185
 186         Author:         Justin_Flude (Xara Group Ltd) <camelotdev@xara.com>
 187         Created:        12th August 1993
 188         Inputs:         A string resource numeric identifier, an optional resource module
 189                                 handle (if not supplied, the default resource module is used).
 190         Purpose:        Loads the string resource into this String.
 191         Errors:         ENSURE failure if this string is not long enough to hold the
 192                                 resource, or if the resource cannot be found in the module. If it cannot
 193                                 be found, a very short temp string is built of the form "<%X:%X>" containing
 194                                 the ID and the module number, or if that is too long then simply "!".
 195         Scope:          Public
 196         SeeAlso:        SmartLoadString
 197 ***************************************************************************************/
 198
 199 String_256::String_256(UINT32 resID, UINT32 hinst)
 200 {
 201         *(text = fixedbuf) = 0;
 202         length = FIX_LEN_BUFSIZE;
 203         if (!Load(resID, hinst))
 204         {
 205                 ERROR3("String resource failed to load");
 206                 TCHAR buf[128];
 207                 camSnprintf(buf, 128, TEXT("<%X:%X>"), (INT32) resID, (INT32) hinst);
 208                 camStrcpy(text, (camStrlen(buf) <= 256) ? buf : TEXT("!"));
 209         }
 210 }
 211
 212
 213
 214 /**************************************************************************************
 215 >       String_256::String_256(const wxString& wxs)
 216
 217         Author:         Phil_Martin (Xara Group Ltd) <camelotdev@xara.com>
 218         Created:        28th January 2006
 219         Inputs:         A wxString
 220         Purpose:        Constructs a string of the appropriate maximum length.
 221         Errors:         ASSERTion failure if the passed character array is too long for
 222                                 this length of string, or if psz is NULL.
 223         Scope:          Public
 224 ***************************************************************************************/
 225
 226 String_256::String_256(const wxString& wxs)
 227 {
 228         *(text = fixedbuf) = 0;
 229         length = FIX_LEN_BUFSIZE;
 230         ERROR3IF(wxs.Len() >= length, "String_256::String_256 overflow");
 231         camStrcpy(text, (LPCTSTR)wxs);
 232 }
 233
 234
 235
 236 /**************************************************************************************
 237 >       virtual BOOL String_256::Alloc(INT32 nSize)
 238
 239         Author:         Justin_Flude (Xara Group Ltd) <camelotdev@xara.com> & Andy
 240         Created:        12th August 1993
 241         Purpose:        Fixes Alloc() for fixed-length strings, which CAN be safely changed#
 242                                 to use a buffer on the heap.
 243         Scope:          Public
 244         SeeAlso:        StringBase::Alloc
 245 ***************************************************************************************/
 246
 247 BOOL String_256::Alloc(INT32 nSize)
 248 {
 249         if (text == fixedbuf) text = 0;
 250         return StringBase::Alloc(nSize);
 251 }
 252