static bool DlgDoScan( char *str, void *value, void (*rtn)(void*) )
{
char *old;
bool ok;
old = ReScan( str );
_SwitchOn( SW_ERR_IN_TXTBUFF );
FreezeStack();
ok = ( SpawnP( rtn, value ) == 0 );
UnFreezeStack( FALSE );
_SwitchOff( SW_ERR_IN_TXTBUFF );
ReScan( old );
return( ok );
}
static void VarModify( a_window *wnd, int row, int piece )
{
var_node *v;
type_kind class;
var_window *var = WndVar( wnd );
bool ok;
bool followable;
unsigned old;
if( row < 0 ) {
if( var->vtype == VAR_WATCH || var->vtype == VAR_VARIABLE ) {
VarMenuItem( wnd, MENU_VAR_NEW_EXPRESSION, row, piece );
}
return;
}
VarErrState();
VarKillExprSPCache( &var->i );
v = VarFindRow( &var->i, row );
if( v == NULL ) {
v = VarFindRowNode( &var->i, row );
if( v == NULL ) return;
if( piece != VAR_PIECE_GADGET && piece != VAR_PIECE_NAME ) return;
if( v->expand != NULL || v->node_type == NODE_INHERIT ) {
VarExpandRow( &var->i, v, row );
WndNewCurrent( wnd, row, VAR_PIECE_NAME );
VarRepaint( wnd );
}
return;
}
followable = VarGetStackClass( &class );
switch( piece ) {
case VAR_PIECE_GADGET:
case VAR_PIECE_NAME:
if( VarExpandable( class ) || followable || v->expand != NULL ) {
VarExpandRow( &var->i, v, row );
WndNewCurrent( wnd, row, VAR_PIECE_NAME );
VarRepaint( wnd );
}
break;
case VAR_PIECE_VALUE:
if( !VarExpandable( class ) ) {
char *value = DbgAlloc( TXT_LEN );
char *name = DbgAlloc( TXT_LEN );
old = VarNewCurrRadix( v );
ExprValue( ExprSP );
VarBuildName( &var->i, v, FALSE );
StrCopy( TxtBuff, name );
VarPrintText( &var->i, value, PrintValue, TXT_LEN );
VarKillExprSPCache( &var->i );
v = VarFindRow( &var->i, row );
FreezeStack();
ok = DlgAnyExpr( name, value, TXT_LEN );
UnFreezeStack( FALSE );
if( ok ) VarDoAssign( &var->i, v, value );
NewCurrRadix( old );
WndRowDirty( wnd, row );
DbgFree( value );
DbgFree( name );
}
break;
}
VarDoneRow( &var->i );
VarOldErrState();
}