vi_rc InsertTextAtLineStart( void )
{
if( CurrentFile != NULL ) {
return( stdInsert( FindStartOfCurrentLine(), FALSE ) );
}
return( ERR_NO_ERR );
}
/*
* MovePosition - move to a screen position
*/
vi_rc MovePosition( void )
{
linenum lne, lines;
vi_key key;
vi_rc rc;
if( RepeatDigits == 0 ) {
lne = CurrentPos.line;
} else {
lne = GetRepeatCount();
if( IsPastLastLine( lne ) ) {
return( ERR_INVALID_REDRAW );
}
}
lines = WindowAuxInfo( CurrentWindow, WIND_INFO_TEXT_LINES );
key = GetNextEvent( false );
switch( key ) {
case '.':
LeftTopPos.line = lne - lines / 2;
break;
case VI_KEY( ENTER ):
LeftTopPos.line = lne;
break;
case '-':
LeftTopPos.line = lne - lines + 1;
break;
default:
return( ERR_INVALID_REDRAW );
}
if( LeftTopPos.line < 1 ) {
LeftTopPos.line = 1;
}
SetCurrentLineNumber( lne );
rc = CGimmeLinePtr( CurrentPos.line, &CurrentFcb, &CurrentLine );
CurrentPos.column = 1;
DCInvalidateAllLines();
DCDisplayAllLines();
if( rc == ERR_NO_ERR ) {
rc = GoToColumnOnCurrentLine( FindStartOfCurrentLine() );
}
return( rc );
} /* MovePosition */
/*
* doPush - shove/suck tab spaces in text
*/
static vi_rc doPush( range *r, bool shove )
{
vi_rc rc;
/*
* get the line range
*/
if( r->start.line == r->end.line && !r->line_based ) {
rc = ERR_INVALID_LINE_RANGE;
} else {
rc = Shift( r->start.line, r->end.line, shove ? '>' : '<', true );
if( rc <= ERR_NO_ERR ) {
#if 0
GoToLineNoRelCurs( r->start.line );
#endif
GoToColumnOnCurrentLine( FindStartOfCurrentLine() );
EditFlags.Dotable = true;
}
}
return( rc );
} /* doPush */
vi_rc Change( range *r )
{
int scol, ecol;
int tmp;
vi_rc rc;
vi_key key;
#ifndef __WIN__
int vecol;
#endif
/*
* change line ranges
*/
if( r->start.line != r->end.line ) {
StartUndoGroup( UndoStack );
if( !r->line_based ) {
rc = Cut( r->start.line, r->start.column, r->end.line, r->end.column, true );
r->end.column = -1;
scol = -1;
ecol = -1;
} else {
if( r->start.line == CurrentPos.line ) {
r->start.line++;
} else {
r->end.line--;
}
if( r->start.line <= r->end.line ) {
rc = DeleteLineRange( r->start.line, r->end.line, 0 );
if( rc != ERR_NO_ERR ) {
EndUndoGroup( UndoStack );
return( rc );
}
}
scol = FindStartOfCurrentLine() - 1;
ecol = CurrentLine->len - 1;
}
DCDisplayAllLines();
rc = DeleteAndInsertText( scol, ecol );
EndUndoGroup( UndoStack );
return( rc );
}
/*
* change text on current line
*/
rc = ERR_NO_ERR;
GoToLineNoRelCurs( r->start.line );
ecol = r->end.column;
scol = r->start.column;
#ifdef __WIN__
// GetCurrentLine();
strcpy( WorkLine->data, CurrentLine->data );
tmp = WorkLine->data[ecol];
WorkLine->data[ecol] = '$';
#else
vecol = VirtualColumnOnCurrentLine( ecol + 1 );
vecol--;
ExpandTabsInABuffer( CurrentLine->data, CurrentLine->len, WorkLine->data, EditVars.MaxLine + 1 );
WorkLine->len = strlen( WorkLine->data );
tmp = WorkLine->data[vecol];
WorkLine->data[vecol] = '$';
#endif
if( WorkLine->len == 0 ) {
WorkLine->data[1] = '\0';
}
EditFlags.InsertModeActive = true;
GoToColumn( scol + 1, CurrentLine->len );
EditFlags.InsertModeActive = false;
DisplayWorkLine( true );
UnselectRegion();
DCUpdate();
#ifndef __WIN__
HiliteAColumnRange( CurrentPos.line, scol, ecol );
#endif
/*
* now, get ready to do change
*/
key = GetNextEvent( false );
#ifdef __WIN__
WorkLine->data[ecol] = tmp;
#else
WorkLine->data[vecol] = tmp;
#endif
DisplayWorkLine( true );
if( key == VI_KEY( ESC ) && !EditFlags.ChangeLikeVI ) {
WorkLine->len = -1;
GoToColumn( scol + 1, CurrentLine->len );
} else {
KeyAdd( key );
rc = DeleteAndInsertText( scol, ecol );
}
return( rc );
} /* Change */
