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richedit: Reversed deletion direction so tables are inserted forwards.

This commit is contained in:
Dylan Smith 2008-08-07 12:31:37 -04:00 committed by Alexandre Julliard
parent d29f671d1a
commit bc61a637b9
1 changed files with 37 additions and 13 deletions
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50
dlls/riched20/caret.c
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@ -268,6 +268,19 @@ BOOL ME_InternalDeleteText(ME_TextEditor *editor, int nOfs, int nChars,
ME_Cursor c;
int shift = 0;
int totalChars = nChars;
ME_DisplayItem *start_para;
{
/* Prevent deletion past last end of paragraph run. */
ME_DisplayItem *pTextEnd = editor->pBuffer->pLast;
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);
start_para = ME_GetParagraph(c.pRun);
if (!bForce)
{
@ -279,7 +292,19 @@ BOOL ME_InternalDeleteText(ME_TextEditor *editor, int nOfs, int nChars,
while(nChars > 0)
{
ME_Run *run;
ME_CursorFromCharOfs(editor, nOfs, &c);
ME_CursorFromCharOfs(editor, nOfs+nChars, &c);
if (!c.nOffset &&
nOfs+nChars == (c.pRun->member.run.nCharOfs
+ ME_GetParagraph(c.pRun)->member.para.nCharOfs))
{
/* We aren't deleting anything in this run, so we will go back to the
* last run we are deleting text in. */
c.pRun = ME_FindItemBack(c.pRun, diRun);
if (c.pRun->member.run.nFlags & MERF_ENDPARA)
c.nOffset = c.pRun->member.run.nCR + c.pRun->member.run.nLF;
else
c.nOffset = c.pRun->member.run.strText->nLen;
}
run = &c.pRun->member.run;
if (run->nFlags & MERF_ENDPARA) {
int eollen = run->nCR + run->nLF;
@ -300,22 +325,21 @@ BOOL ME_InternalDeleteText(ME_TextEditor *editor, int nOfs, int nChars,
else
{
ME_Cursor cursor;
int nIntendedChars = nChars;
int nCharsToDelete = nChars;
int nCharsToDelete = min(nChars, c.nOffset);
int i;
int loc = c.nOffset;
c.nOffset -= nCharsToDelete;
ME_FindItemBack(c.pRun, diParagraph)->member.para.nFlags |= MEPF_REWRAP;
cursor = c;
ME_StrRelPos(run->strText, loc, &nChars);
/* nChars is the number of characters that should be deleted from the
FOLLOWING runs (these AFTER cursor.pRun)
PRECEDING runs (these BEFORE cursor.pRun)
nCharsToDelete is a number of chars to delete from THIS run */
nCharsToDelete -= nChars;
nChars -= nCharsToDelete;
shift -= nCharsToDelete;
TRACE("Deleting %d (intended %d-remaning %d) chars at %d in '%s' (%d)\n",
nCharsToDelete, nIntendedChars, nChars, c.nOffset,
TRACE("Deleting %d (remaning %d) chars at %d in '%s' (%d)\n",
nCharsToDelete, nChars, c.nOffset,
debugstr_w(run->strText->szData), run->strText->nLen);
if (!c.nOffset && ME_StrVLen(run->strText) == nCharsToDelete)
@ -325,7 +349,7 @@ BOOL ME_InternalDeleteText(ME_TextEditor *editor, int nOfs, int nChars,
to the current (deleted) run */
ME_UndoItem *pUndo = ME_AddUndoItem(editor, diUndoInsertRun, c.pRun);
if (pUndo)
pUndo->di.member.run.nCharOfs = nOfs;
pUndo->di.member.run.nCharOfs = nOfs+nChars;
}
else
{
@ -333,7 +357,7 @@ BOOL ME_InternalDeleteText(ME_TextEditor *editor, int nOfs, int nChars,
ME_UndoItem *pUndo = ME_AddUndoItem(editor, diUndoInsertRun, c.pRun);
if (pUndo) {
ME_DestroyString(pUndo->di.member.run.strText);
pUndo->di.member.run.nCharOfs = nOfs;
pUndo->di.member.run.nCharOfs = nOfs+nChars;
pUndo->di.member.run.strText = ME_MakeStringN(run->strText->szData+c.nOffset, nCharsToDelete);
}
}