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richedit: Simplified the character length delete protection. 

The value for nMaxChars can be found easier by using ME_GetTextLength.
This commit is contained in:
Dylan Smith 2009-02-06 01:09:30 -05:00 committed by Alexandre Julliard
parent 1f3fd357db
commit a490e155dc
1 changed files with 2 additions and 8 deletions
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8
dlls/riched20/caret.c
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@ -273,14 +273,8 @@ BOOL ME_InternalDeleteText(ME_TextEditor *editor, int nOfs, int nChars,
int totalChars = nChars; int totalChars = nChars;
ME_DisplayItem *start_para; ME_DisplayItem *start_para;
{
/* Prevent deletion past last end of paragraph run. */ /* Prevent deletion past last end of paragraph run. */
ME_DisplayItem *pTextEnd = editor->pBuffer->pLast; nChars = min(nChars, ME_GetTextLength(editor) - nOfs);
int nMaxChars = pTextEnd->member.para.prev_para->member.para.nCharOfs;
nMaxChars += ME_FindItemBack(pTextEnd, diRun)->member.run.nCharOfs;
nMaxChars -= nOfs;
nChars = min(nChars, nMaxChars);
}
ME_CursorFromCharOfs(editor, nOfs, &c); ME_CursorFromCharOfs(editor, nOfs, &c);
start_para = ME_GetParagraph(c.pRun); start_para = ME_GetParagraph(c.pRun);