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343 rader
8.4 KiB
343 rader
8.4 KiB
/* This file is part of the KDE project
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Copyright 2004 Tomas Mecir <mecirt@gmail.com>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "valueconverter.h"
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#include "kspread_locale.h"
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#include "valueparser.h"
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using namespace KSpread;
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ValueConverter::ValueConverter (ValueParser* p) : parser( p )
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{
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}
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KLocale* ValueConverter::locale()
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{
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return parser->locale();
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}
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Value ValueConverter::asBoolean (const Value &value) const
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{
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Value val;
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bool ok;
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switch (value.type()) {
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case Value::Empty:
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val.setValue (false);
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break;
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case Value::Boolean:
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val = value;
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break;
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case Value::Integer:
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val.setValue (value.asInteger() ? true : false);
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break;
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case Value::Float:
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val.setValue ((value.asFloat() == 0.0) ? false : true);
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break;
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case Value::String:
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val = parser->tryParseBool (value.asString(), &ok);
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if (!ok)
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val.setValue (false);
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break;
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case Value::Array:
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val = asBoolean (value.element (0, 0));
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break;
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case Value::CellRange:
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/* NOTHING */
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break;
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case Value::Error:
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val.setValue (false);
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break;
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};
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return val;
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}
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Value ValueConverter::asInteger (const Value &value) const
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{
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Value val;
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bool ok;
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switch (value.type()) {
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case Value::Empty:
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val.setValue (0);
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break;
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case Value::Boolean:
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val.setValue (value.asBoolean() ? 1 : 0);
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break;
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case Value::Integer:
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val = value;
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break;
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case Value::Float:
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val.setValue (value.asInteger());
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break;
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case Value::String:
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val.setValue ((int) parser->tryParseNumber
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(value.asString(), &ok).asFloat());
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if (!ok)
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val.setValue (0);
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break;
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case Value::Array:
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val = asInteger (value.element (0, 0));
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break;
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case Value::CellRange:
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/* NOTHING */
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break;
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case Value::Error:
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val.setValue (0);
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break;
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};
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return val;
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}
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Value ValueConverter::asFloat (const Value &value) const
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{
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Value val;
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bool ok;
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switch (value.type()) {
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case Value::Empty:
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val.setValue (0.0);
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break;
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case Value::Boolean:
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val.setValue (value.asBoolean() ? 1.0 : 0.0);
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break;
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case Value::Integer:
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val.setValue (value.asFloat ());
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break;
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case Value::Float:
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val = value;
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break;
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case Value::String:
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val = parser->tryParseNumber (value.asString(), &ok);
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if (!ok)
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val.setValue (0.0);
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break;
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case Value::Array:
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val = asFloat (value.element (0, 0));
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break;
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case Value::CellRange:
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/* NOTHING */
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break;
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case Value::Error:
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val.setValue (0.0);
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break;
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};
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return val;
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}
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Value ValueConverter::asNumeric (const Value &value) const
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{
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// as of now, we simply go to float; later on, further datatypes
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// may be possible as a result of this
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return asFloat (value);
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}
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Value ValueConverter::asString (const Value &value) const
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{
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// This is a simpler version of ValueFormatter... We cannot use that one,
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// as we sometimes want to generate the string differently ...
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Value val;
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TQString s;
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Value::Format fmt;
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TQChar decimal_point;
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int pos;
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switch (value.type()) {
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case Value::Empty:
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val = TQString();
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break;
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case Value::Boolean:
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val.setValue (value.asBoolean() ? parser->locale()->translate ("True") :
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parser->locale()->translate ("False"));
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break;
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case Value::Integer:
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{
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fmt = value.format();
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if (fmt == Value::fmt_Percent)
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val = TQString::number (value.asInteger() * 100) + " %";
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else if (fmt == Value::fmt_DateTime)
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val = parser->locale()->formatDateTime (value.asDateTime());
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else if (fmt == Value::fmt_Date)
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val = parser->locale()->formatDate (value.asDate());
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else if (fmt == Value::fmt_Time)
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val = parser->locale()->formatTime (value.asTime());
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else
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val = TQString::number (value.asInteger());
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}
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break;
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case Value::Float:
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fmt = value.format();
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if (fmt == Value::fmt_DateTime)
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val = parser->locale()->formatDateTime (value.asDateTime());
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else if (fmt == Value::fmt_Date)
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val = parser->locale()->formatDate (value.asDate(), true);
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else if (fmt == Value::fmt_Time)
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val = parser->locale()->formatTime (value.asTime());
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else
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{
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//convert the number, change decimal point from English to local
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s = TQString::number (value.asFloat(), 'g', 10);
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decimal_point = parser->locale()->decimalSymbol()[0];
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if (decimal_point && ((pos = s.find ('.')) != -1))
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s = s.replace (pos, 1, decimal_point);
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if (fmt == Value::fmt_Percent)
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s += " %";
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val.setValue (s);
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}
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break;
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case Value::String:
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val = value;
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break;
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case Value::Array:
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val = asString (value.element (0, 0));
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break;
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case Value::CellRange:
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/* NOTHING */
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break;
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case Value::Error:
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val.setValue (value.errorMessage ());
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break;
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};
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return val;
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}
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Value ValueConverter::asDateTime (const Value &value) const
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{
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Value val;
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bool ok;
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switch (value.type()) {
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case Value::Empty:
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val.setValue (TQDateTime::tqcurrentDateTime());
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break;
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case Value::Boolean:
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//ignore the bool value... any better idea? ;)
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val.setValue (TQDateTime::tqcurrentDateTime());
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break;
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case Value::Integer:
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val.setValue (value.asFloat());
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val.setFormat (Value::fmt_DateTime);
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break;
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case Value::Float:
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val.setValue (value.asFloat());
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val.setFormat (Value::fmt_DateTime);
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break;
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case Value::String:
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//no DateTime parser, so we parse as Date, hoping for the best ...
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val = parser->tryParseDate (value.asString(), &ok);
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if (!ok)
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val = Value::errorVALUE();
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val.setFormat (Value::fmt_DateTime);
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break;
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case Value::Array:
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val = asDateTime (value.element (0, 0));
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break;
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case Value::CellRange:
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/* NOTHING */
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break;
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case Value::Error:
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break;
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};
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return val;
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}
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Value ValueConverter::asDate (const Value &value) const
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{
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Value val;
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bool ok;
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switch (value.type()) {
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case Value::Empty:
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val.setValue (TQDate::tqcurrentDate());
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break;
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case Value::Boolean:
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//ignore the bool value... any better idea? ;)
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val.setValue (TQDate::tqcurrentDate());
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break;
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case Value::Integer:
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val.setValue (value.asFloat());
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val.setFormat (Value::fmt_Date);
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break;
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case Value::Float:
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val.setValue (value.asFloat());
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val.setFormat (Value::fmt_Date);
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break;
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case Value::String:
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val = parser->tryParseDate (value.asString(), &ok);
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if (!ok)
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val = Value::errorVALUE();
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break;
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case Value::Array:
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val = asDate (value.element (0, 0));
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break;
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case Value::CellRange:
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/* NOTHING */
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break;
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case Value::Error:
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break;
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};
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return val;
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}
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Value ValueConverter::asTime (const Value &value) const
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{
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Value val;
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bool ok;
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switch (value.type()) {
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case Value::Empty:
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val.setValue (TQTime::currentTime());
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break;
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case Value::Boolean:
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//ignore the bool value... any better idea? ;)
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val.setValue (TQTime::currentTime());
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break;
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case Value::Integer:
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val.setValue (value.asInteger());
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val.setFormat (Value::fmt_Time);
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break;
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case Value::Float:
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val.setValue (value.asFloat());
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val.setFormat (Value::fmt_Time);
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break;
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case Value::String:
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val = parser->tryParseTime (value.asString(), &ok);
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if (!ok)
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val = Value::errorVALUE();
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break;
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case Value::Array:
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val = asTime (value.element (0, 0));
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break;
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case Value::CellRange:
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/* NOTHING */
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break;
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case Value::Error:
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break;
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};
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return val;
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}
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