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riched20: Allow selecting to the start / end when using the up / down arrow keys. 

Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Huw Davies 2016-10-04 13:07:34 +01:00 committed by Alexandre Julliard
parent 58a48aa79b
commit 7eb6837729
1 changed files with 15 additions and 7 deletions
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22
dlls/riched20/caret.c
View File

@ -1237,7 +1237,7 @@ static int ME_GetXForArrow(ME_TextEditor *editor, ME_Cursor *pCursor)
static void
ME_MoveCursorLines(ME_TextEditor *editor, ME_Cursor *pCursor, int nRelOfs)
ME_MoveCursorLines(ME_TextEditor *editor, ME_Cursor *pCursor, int nRelOfs, BOOL extend)
{
ME_DisplayItem *pRun = pCursor->pRun;
ME_DisplayItem *pOldPara = pCursor->pPara;
@ -1255,8 +1255,12 @@ ME_MoveCursorLines(ME_TextEditor *editor, ME_Cursor *pCursor, int nRelOfs)
assert(pItem);
/* start of the previous row */
pItem = ME_FindItemBack(pItem, diStartRow);
if (!pItem)
return; /* row not found - ignore */
if (!pItem) /* row not found */
{
if (extend)
ME_SetCursorToStart(editor, pCursor);
return;
}
pNewPara = ME_GetParagraph(pItem);
if (pOldPara->member.para.nFlags & MEPF_ROWEND ||
(pOldPara->member.para.pCell &&
@ -1282,8 +1286,12 @@ ME_MoveCursorLines(ME_TextEditor *editor, ME_Cursor *pCursor, int nRelOfs)
{
/* start of the next row */
pItem = ME_FindItemFwd(pRun, diStartRow);
if (!pItem)
return; /* row not found - ignore */
if (!pItem) /* row not found */
{
if (extend)
ME_SetCursorToEnd(editor, pCursor, TRUE);
return;
}
pNewPara = ME_GetParagraph(pItem);
if (pOldPara->member.para.nFlags & MEPF_ROWSTART ||
(pOldPara->member.para.pCell &&
@ -1558,10 +1566,10 @@ ME_ArrowKey(ME_TextEditor *editor, int nVKey, BOOL extend, BOOL ctrl)
success = ME_MoveCursorChars(editor, &tmp_curs, +1, extend);
break;
case VK_UP:
ME_MoveCursorLines(editor, &tmp_curs, -1);
ME_MoveCursorLines(editor, &tmp_curs, -1, extend);
break;
case VK_DOWN:
ME_MoveCursorLines(editor, &tmp_curs, +1);
ME_MoveCursorLines(editor, &tmp_curs, +1, extend);
break;
case VK_PRIOR:
ME_ArrowPageUp(editor, &tmp_curs);