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Implement functionality for ctrl-home and ctrl-end

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svn path=/trunk/; revision=29649
This commit is contained in:
Mike Nordell 2007-10-17 18:21:16 +00:00
parent abfca5716e
commit cfcee17413
1 changed files with 56 additions and 2 deletions
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58
reactos/dll/win32/user32/controls/edit.c
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@ -201,7 +201,9 @@ static BOOL EDIT_MakeFit(EDITSTATE *es, UINT size);
static BOOL EDIT_MakeUndoFit(EDITSTATE *es, UINT size);
static void EDIT_MoveBackward(EDITSTATE *es, BOOL extend);
static void EDIT_MoveEnd(EDITSTATE *es, BOOL extend);
static void EDIT_MoveEndOfText(EDITSTATE *es, BOOL extend);
static void EDIT_MoveForward(EDITSTATE *es, BOOL extend);
static void EDIT_MoveStartOfText(EDITSTATE *es, BOOL extend);
static void EDIT_MoveHome(EDITSTATE *es, BOOL extend);
static void EDIT_MoveWordBackward(EDITSTATE *es, BOOL extend);
static void EDIT_MoveWordForward(EDITSTATE *es, BOOL extend);
@ -2057,6 +2059,28 @@ static void EDIT_MoveEnd(EDITSTATE *es, BOOL extend)
}
/*********************************************************************
*
* EDIT_MoveEndOfText
*
* Handler for Ctrl+End. Move to end of text. Only for multiline.
*
*/
static void EDIT_MoveEndOfText(EDITSTATE *es, BOOL extend)
{
BOOL after_wrap = FALSE;
INT e;
assert(es->style & ES_MULTILINE);
/* Just give it impossible high x&y to get the index of the last char */
e = EDIT_CharFromPos(es, 0x3fffffff, 0x3fffffff, &after_wrap);
EDIT_EM_SetSel(es, extend ? es->selection_start : e, e, after_wrap);
EDIT_EM_ScrollCaret(es);
}
/*********************************************************************
*
* EDIT_MoveForward
@ -2080,6 +2104,28 @@ static void EDIT_MoveForward(EDITSTATE *es, BOOL extend)
}
/*********************************************************************
*
* EDIT_MoveStartOfText
*
* Handler for Ctr+Home. Move to start of text. Only for multiline.
*
*/
static void EDIT_MoveStartOfText(EDITSTATE *es, BOOL extend)
{
BOOL after_wrap = FALSE;
assert(es->style & ES_MULTILINE);
/* use CharFromPos instead of just plain zero, to get the wrap_flag */
EDIT_CharFromPos(es, 0, 0, &after_wrap);
EDIT_EM_SetSel(es, 0, extend ? es->selection_end : 0, FALSE);
EDIT_EM_ScrollCaret(es);
}
/*********************************************************************
*
* EDIT_MoveHome
@ -4571,10 +4617,18 @@ static LRESULT EDIT_WM_KeyDown(EDITSTATE *es, INT key)
EDIT_MoveForward(es, shift);
break;
case VK_HOME:
EDIT_MoveHome(es, shift);
if (control && (es->style & ES_MULTILINE)) {
EDIT_MoveStartOfText(es, shift);
} else {
EDIT_MoveHome(es, shift); /* start of line */
}
break;
case VK_END:
EDIT_MoveEnd(es, shift);
if (control && (es->style & ES_MULTILINE)) {
EDIT_MoveEndOfText(es, shift);
} else {
EDIT_MoveEnd(es, shift); /* end of line */
}
break;
case VK_PRIOR:
if (es->style & ES_MULTILINE)