libedittext/drd64_libedittext_linectrl.c

   1 /*DrDeAmOn64DrDeAmOn64DrDeAmOn64DrDeAmOn64DrDeAmOn64DrDeAmOn64DrDeAmOn64
   2
   3                          D r . D e a m o n  6 4
   4                         for INTEL64(R), AMD64(R)
   5
   6    Copyright(C) 2007-2009 Koine Yuusuke(koinec). All rights reserved.
   7
   8 Redistribution and use in source and binary forms, with or without
   9 modification, are permitted provided that the following conditions are met:
  10
  11  1. Redistributions of source code must retain the above copyright notice,
  12     this list of conditions and the following disclaimer.
  13  2. Redistributions in binary form must reproduce the above copyright
  14     notice, this list of conditions and the following disclaimer in the
  15     documentation and/or other materials provided with the distribution.
  16
  17 THIS SOFTWARE IS PROVIDED BY Koine Yuusuke(koinec) ``AS IS'' AND ANY
  18 EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  19 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  20 DISCLAIMED. IN NO EVENT SHALL Koine Yuusuke(koinec) OR CONTRIBUTORS BE
  21 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  22 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  23 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  24 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  25 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  26 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  27 OF THE POSSIBILITY OF SUCH DAMAGE.
  28
  29 DrDeAmOn64DrDeAmOn64DrDeAmOn64DrDeAmOn64DrDeAmOn64DrDeAmOn64DrDeAmOn64*/
  30
  31 /* File Info -----------------------------------------------------------
  32 File: drd64_.c
  33 Function:
  34 Comment:
  35 ----------------------------------------------------------------------*/
  36
  37 #define DRD64_SRC_LIBEDITTEXT_LINECTRL
  38 #include"drd64_libedittext.h"
  39
  40
  41 /*----------------------------------------------------------------------
  42 ----------------------------------------------------------------------*/
  43 LIBEDITTEXT_LINECTRL_EXTERN
  44 int
  45         LibEditText_LineCtrl_DeleteLine(
  46                 LibEditText_TextInfo    *p_tinfo,
  47                 LibEditText_LineInfo    *p_line,
  48                 DWord   dw_line )
  49 {
  50         int             i_result;
  51         Byte    *pb_data;
  52         LibEditText_LineInfo    *p_lbefore;
  53         LibEditText_LineInfo    *p_lnext;
  54
  55         assert( NULL != p_tinfo );
  56         assert( NULL != p_line );
  57
  58         if( 1 == p_tinfo->dw_maxline )  { return 0x00; }
  59
  60         // Data Clear ---
  61         pb_data = p_tinfo->pb_text + p_line->dw_start;
  62         memset( pb_data, 0x00, p_line->dw_linelen );
  63         p_line->dw_strlen       = 0;
  64
  65         // Remove Link LineInfo ---
  66         p_lbefore       = LINFO(p_tinfo, p_line->dw_before);
  67         p_lnext         = LINFO(p_tinfo, p_line->dw_next);
  68
  69         if( NULL != p_lbefore )
  70                 { p_lbefore->dw_next    = p_line->dw_next; }
  71         if( NULL != p_lnext )
  72                 { p_lnext->dw_before    = p_line->dw_before; }
  73         if( p_tinfo->dw_line_start == p_line->dw_id )
  74                 { p_tinfo->dw_line_start        = p_line->dw_next; }
  75         if( p_tinfo->dw_line_end == p_line->dw_id )
  76                 { p_tinfo->dw_line_end  = p_line->dw_before; }
  77
  78         p_line->dw_before       = INVALID_LINE;
  79         p_line->dw_next         = INVALID_LINE;
  80
  81         // Remove SortChain ---
  82         i_result        = LibEditText_LineInfo_RemoveSortChain( p_tinfo, p_line );
  83         if( 0x00 != i_result )  { return i_result; }
  84
  85         // Add EmptyChain ---
  86         i_result        = LibEditText_LineInfo_SetEmptyLineChain( p_tinfo, p_line );
  87         if( 0x00 != i_result )  { return i_result; }
  88
  89         // Check & Remove Section ---
  90
  91         p_tinfo->dw_maxline--;
  92
  93         return 0x00;
  94 }
  95
  96
  97 /*----------------------------------------------------------------------
  98 ----------------------------------------------------------------------*/
  99 LIBEDITTEXT_API_LINECTRL
 100 int
 101         LibEditText_DeleteLine_toLine(
 102                 int             i_tinfoid,
 103                 DWord   dw_line )
 104 {
 105         int                                             i_result;
 106         LibEditText_TextInfo    *p_tinfo;
 107
 108         if( 0 > i_tinfoid )             { return -0x01; }
 109         p_tinfo = LibEditText_System_GetTextInfo( i_tinfoid );
 110         if( NULL == p_tinfo )   { return -0x02; }
 111
 112
 113         return i_result;
 114 }
 115
 116
 117 /*----------------------------------------------------------------------
 118 ----------------------------------------------------------------------*/
 119 LIBEDITTEXT_LINECTRL_EXTERN
 120 int
 121         LibEditText_LineCtrl_InsertLine(
 122                 LibEditText_TextInfo    *p_tinfo,
 123                 DWord   dw_line,
 124                 Byte    *pb_text,
 125                 DWord   dw_length )
 126 {
 127         int                                             i_result;
 128         DWord                                   dw_buflength;
 129         DWord                                   dw_strlen;
 130         LibEditText_LineInfo    *p_lbefore;
 131         LibEditText_LineInfo    *p_line;
 132         LibEditText_LineInfo    *p_lnext;
 133
 134         assert( NULL != p_tinfo );
 135
 136         p_lnext = LibEditText_Section_SearchLine( p_tinfo, dw_line );
 137         assert( NULL != p_lnext );
 138
 139         // PreProccess
 140         p_lbefore       = LINFO(p_tinfo, p_lnext->dw_before);
 141
 142         dw_strlen       = dw_length;
 143         if(( 0 == dw_length ) || ( '\n' != *(pb_text + dw_length - 1) ))
 144                 { dw_strlen++; }
 145
 146         // Get LineInfo struct
 147         dw_buflength    = dw_strlen + DRD64_LIBEDITTEXT_DEFAULT_RESERVEBUF_INLINE;
 148         p_line  = LibEditText_LineInfo_GetEmptyLineInfo( p_tinfo, dw_buflength );
 149         if( NULL == p_line )    { return -0x11; }
 150
 151         // Link Before & After LineInfo
 152         if( NULL != p_lbefore )         {
 153                 p_lbefore->dw_next      = p_line->dw_id;
 154                 p_line->dw_before       = p_lbefore->dw_id;
 155         }
 156         else
 157                 { p_tinfo->dw_line_start        = p_line->dw_id; }
 158
 159         p_lnext->dw_before      = p_line->dw_id;
 160         p_line->dw_next         = p_lnext->dw_id;
 161
 162         // Set LineInfo to SortChain
 163         i_result    = LibEditText_LineInfo_AddSortChain( p_tinfo, p_line );
 164         if( 0x00 != i_result )  { return -0x12; }
 165
 166         // Set Init. TextData
 167         p_line->dw_strlen       = dw_strlen;
 168         memcpy( p_tinfo->pb_text + p_line->dw_start, pb_text, dw_length );
 169         if( dw_length != dw_strlen )
 170                 { *(p_tinfo->pb_text + p_line->dw_start + dw_length) = '\n'; }
 171
 172         // Adjust LineSection
 173         i_result        = LibEditText_Section_InsertLine( p_tinfo, dw_line );
 174         if( 0x00 != i_result )  { return -0x13; }
 175
 176         p_tinfo->dw_maxline++;
 177
 178         return 0x00;
 179 }
 180
 181
 182 /*----------------------------------------------------------------------
 183 ----------------------------------------------------------------------*/
 184 LIBEDITTEXT_API_LINECTRL
 185 int
 186         LibEditText_InsertLine_toLine(
 187                 int             i_tinfoid,
 188                 DWord   dw_line,
 189                 char    *pstr_text,
 190                 DWord   dw_length )
 191 {
 192         int                                             i_result;
 193         LibEditText_TextInfo    *p_tinfo;
 194
 195         if( 0 > i_tinfoid )             { return -0x01; }
 196         p_tinfo = LibEditText_System_GetTextInfo( i_tinfoid );
 197         if( NULL == p_tinfo )   { return -0x02; }
 198
 199         if( NULL == pstr_text ) { return -0x03; }
 200
 201         if( p_tinfo->dw_maxline < (dw_line + 1) )       {
 202                 i_result        = LibEditText_LineCtrl_AppendLine(
 203                                                 p_tinfo, (Byte *)pstr_text, dw_length, 0x00 );
 204         }
 205         else    {
 206                 i_result        = LibEditText_LineCtrl_InsertLine(
 207                                                 p_tinfo, dw_line, (Byte *)pstr_text, dw_length );
 208         }
 209
 210         return i_result;
 211 }
 212
 213
 214 /*----------------------------------------------------------------------
 215 ----------------------------------------------------------------------*/
 216 LIBEDITTEXT_LINECTRL_EXTERN
 217 int
 218         LibEditText_LineCtrl_AppendLine(
 219                 LibEditText_TextInfo            *p_tinfo,
 220                 Byte    *pstr_text,
 221                 DWord   dw_length,
 222                 Byte    b_mode )
 223 {
 224         int                                             i_result;
 225         DWord                                   dw_buflength;
 226         Byte                                            str_lf[2]       = { '\n', '\0'};
 227         Byte                                            *pb_tmp;
 228         LibEditText_LineInfo            *p_line;
 229         LibEditText_LineInfo            *p_before;
 230
 231         assert( NULL != p_tinfo );
 232         p_before        = LINFO(p_tinfo, p_tinfo->dw_line_end);
 233
 234         if( NULL == p_before )
 235                 { goto goto_LibEditText_LineCtrl_AppendLine_prechecked; }
 236
 237         if( 0 < p_before->dw_strlen )   {
 238                 pb_tmp  = p_tinfo->pb_text + ((p_before->dw_start) + (p_before->dw_strlen) - 1);
 239                 if( '\n' == *pb_tmp )
 240                         { goto goto_LibEditText_LineCtrl_AppendLine_prechecked; }
 241         }
 242
 243         i_result        = LibEditText_LineEdit_InsertString(
 244                                                         p_tinfo, p_before, p_before->dw_strlen, str_lf, 1);
 245
 246 goto_LibEditText_LineCtrl_AppendLine_prechecked:
 247
 248         dw_buflength    = dw_length + DRD64_LIBEDITTEXT_DEFAULT_RESERVEBUF_INLINE;
 249         p_line  = LibEditText_LineInfo_GetEmptyLineInfo( p_tinfo, dw_buflength );
 250         if( NULL == p_line )    { return -0x11; }
 251
 252         /* ReSet p_before for if expand LineInfo memory in GetEmptyLineInfo() func.. */
 253         p_before        = LINFO(p_tinfo, p_tinfo->dw_line_end);
 254
 255         /* p_line->dw_start      */
 256         if( NULL != p_before )
 257                 { p_before->dw_next     = p_line->dw_id; }
 258         else
 259                 { p_tinfo->dw_line_start        = p_line->dw_id; }
 260
 261         p_line->dw_before       = (NULL==p_before ? INVALID_LINE : p_before->dw_id);
 262         p_line->dw_strlen       = dw_length;
 263
 264         i_result    = LibEditText_LineInfo_AddSortChain( p_tinfo, p_line );
 265         if( 0x00 != i_result )  {
 266                 return -0x12;
 267         }
 268
 269         memcpy( p_tinfo->pb_text + p_line->dw_start, pstr_text, dw_length );
 270
 271         p_tinfo->dw_line_end    = p_line->dw_id;
 272
 273         /* Normal Append Mode is b_mode=0x00. */
 274         if( 0x00 == b_mode )    {
 275                 i_result        = LibEditText_Section_AddSection( p_tinfo );
 276                 if( 0x00 > i_result )           { return i_result; }
 277                 else if( 0x00 < i_result )      { i_result      = 0x00; }
 278                 p_tinfo->dw_maxline++;
 279         }
 280
 281         return 0x00;
 282 }
 283
 284
 285 /*----------------------------------------------------------------------
 286 ----------------------------------------------------------------------*/
 287 LIBEDITTEXT_API_LINECTRL
 288 int
 289         LibEditText_AppendLine(
 290                 int             i_tinfoid,
 291                 char    *pstr_text,
 292                 DWord   dw_length )
 293 {
 294         int                                             i_result;
 295         LibEditText_TextInfo    *p_tinfo;
 296
 297         if( 0 > i_tinfoid )             { return -0x01; }
 298         p_tinfo = LibEditText_System_GetTextInfo( i_tinfoid );
 299         if( NULL == p_tinfo )   { return -0x02; }
 300
 301         if( NULL == pstr_text ) { return -0x03; }
 302
 303         i_result        = LibEditText_LineCtrl_AppendLine( p_tinfo, (Byte *)pstr_text, dw_length, 0x00 );
 304
 305         return i_result;
 306 }
 307
 308
 309 /* EOF of drd64_.c ----------------------------------- */