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_AppendLine(
  46                 LibEditText_TextInfo            *p_tinfo,
  47                 Byte    *pstr_text,
  48                 DWord   dw_length,
  49                 Byte    b_mode )
  50 {
  51         int                                             i_result;
  52         DWord                                   dw_buflength;
  53         Byte                                            str_lf[2]       = { '\n', '\0'};
  54         Byte                                            *pb_tmp;
  55         LibEditText_LineInfo            *p_line;
  56         LibEditText_LineInfo            *p_before;
  57
  58         assert( NULL != p_tinfo );
  59         p_before        = LINFO(p_tinfo, p_tinfo->dw_line_end);
  60
  61         if( NULL == p_before )
  62                 { goto goto_LibEditText_LineCtrl_AppendLine_prechecked; }
  63
  64         if( 0 < p_before->dw_strlen )   {
  65                 pb_tmp  = p_tinfo->pb_text + ((p_before->dw_start) + (p_before->dw_strlen) - 1);
  66                 if( '\n' == *pb_tmp )
  67                         { goto goto_LibEditText_LineCtrl_AppendLine_prechecked; }
  68         }
  69
  70         i_result        = LibEditText_LineEdit_InsertString(
  71                                                         p_tinfo, p_before, p_before->dw_strlen, str_lf, 1);
  72
  73 goto_LibEditText_LineCtrl_AppendLine_prechecked:
  74
  75         dw_buflength    = dw_length + DRD64_LIBEDITTEXT_DEFAULT_RESERVEBUF_INLINE;
  76         p_line  = LibEditText_LineInfo_GetEmptyLineInfo( p_tinfo, dw_buflength );
  77         if( NULL == p_line )    { return -0x11; }
  78
  79         /* ReSet p_before for if expand LineInfo memory in GetEmptyLineInfo() func.. */
  80         p_before        = LINFO(p_tinfo, p_tinfo->dw_line_end);
  81
  82         /* p_line->dw_start      */
  83         if( NULL != p_before )
  84                 { p_before->dw_next     = p_line->dw_id; }
  85         else
  86                 { p_tinfo->dw_line_start        = p_line->dw_id; }
  87
  88         p_line->dw_before       = (NULL==p_before ? INVALID_LINE : p_before->dw_id);
  89         p_line->dw_strlen       = dw_length;
  90
  91         i_result    = LibEditText_LineInfo_AddSortChain( p_tinfo, p_line );
  92         if( 0x00 != i_result )  {
  93                 return -0x12;
  94         }
  95
  96         memcpy( p_tinfo->pb_text + p_line->dw_start, pstr_text, dw_length );
  97
  98         /* Normal Append Mode is b_mode=0x00. */
  99         if( 0x00 == b_mode )    {
 100                 i_result        = LibEditText_Section_AppendLine( p_tinfo, p_line );
 101                 p_tinfo->dw_maxline++;
 102         }
 103
 104         p_tinfo->dw_line_end    = p_line->dw_id;
 105
 106         return 0x00;
 107 }
 108
 109
 110 /*----------------------------------------------------------------------
 111 ----------------------------------------------------------------------*/
 112 LIBEDITTEXT_API_LINECTRL
 113 int
 114         LibEditText_AppendLine(
 115                 int             i_tinfoid,
 116                 char    *pstr_text,
 117                 DWord   dw_length )
 118 {
 119         int                                             i_result;
 120         LibEditText_TextInfo    *p_tinfo;
 121
 122         if( 0 > i_tinfoid )             { return -0x01; }
 123         p_tinfo = LibEditText_System_GetTextInfo( i_tinfoid );
 124         if( NULL == p_tinfo )   { return -0x02; }
 125
 126         if( NULL == pstr_text ) { return -0x03; }
 127
 128         i_result        = LibEditText_LineCtrl_AppendLine( p_tinfo, (Byte *)pstr_text, dw_length, 0x00 );
 129
 130         return i_result;
 131 }
 132
 133
 134 /* EOF of drd64_.c ----------------------------------- */