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qt5base-lts/tools/uilib/properties.cpp
Jyri Tahtela f9f395c28b Update licenseheader text in source files for qtbase Qt module 
Updated version of LGPL and FDL licenseheaders.
Apply release phase licenseheaders for all source files.

Reviewed-by: Trust Me
2011-05-24 12:34:08 +03:00

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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the Qt Designer of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "properties_p.h"
#include "ui4_p.h"
#include "abstractformbuilder.h"
#include "formbuilderextra_p.h"
#include "resourcebuilder_p.h"
#include <QtCore/QDateTime>
#include <QtCore/QUrl>
#include <QtCore/qdebug.h>
#include <QtGui/QIcon>
#include <QtGui/QPixmap>
#include <QtGui/QFont>
#include <QtGui/QFrame>
#include <QtGui/QAbstractScrollArea>
QT_BEGIN_NAMESPACE
#ifdef QFORMINTERNAL_NAMESPACE
namespace QFormInternal
{
#endif
static inline void fixEnum(QString &s)
{
int qualifierIndex = s.lastIndexOf(QLatin1Char(':'));
if (qualifierIndex == -1)
qualifierIndex = s.lastIndexOf(QLatin1Char('.'));
if (qualifierIndex != -1)
s.remove(0, qualifierIndex + 1);
}
// Convert complex DOM types with the help of QAbstractFormBuilder
QVariant domPropertyToVariant(QAbstractFormBuilder *afb,const QMetaObject *meta,const DomProperty *p)
{
// Complex types that need functions from QAbstractFormBuilder
switch(p->kind()) {
case DomProperty::String: {
const int index = meta->indexOfProperty(p->attributeName().toUtf8());
if (index != -1 && meta->property(index).type() == QVariant::KeySequence)
return QVariant::fromValue(QKeySequence(p->elementString()->text()));
}
break;
case DomProperty::Palette: {
const DomPalette *dom = p->elementPalette();
QPalette palette;
if (dom->elementActive())
afb->setupColorGroup(palette, QPalette::Active, dom->elementActive());
if (dom->elementInactive())
afb->setupColorGroup(palette, QPalette::Inactive, dom->elementInactive());
if (dom->elementDisabled())
afb->setupColorGroup(palette, QPalette::Disabled, dom->elementDisabled());
palette.setCurrentColorGroup(QPalette::Active);
return QVariant::fromValue(palette);
}
case DomProperty::Set: {
const QByteArray pname = p->attributeName().toUtf8();
const int index = meta->indexOfProperty(pname);
if (index == -1) {
uiLibWarning(QCoreApplication::translate("QFormBuilder", "The set-type property %1 could not be read.").arg(p->attributeName()));
return QVariant();
}
const QMetaEnum e = meta->property(index).enumerator();
Q_ASSERT(e.isFlag() == true);
return QVariant(e.keysToValue(p->elementSet().toUtf8()));
}
case DomProperty::Enum: {
const QByteArray pname = p->attributeName().toUtf8();
const int index = meta->indexOfProperty(pname);
QString enumValue = p->elementEnum();
// Triggers in case of objects in Designer like Spacer/Line for which properties
// are serialized using language introspection. On preview, however, these objects are
// emulated by hacks in the formbuilder (size policy/orientation)
fixEnum(enumValue);
if (index == -1) {
// ### special-casing for Line (QFrame) -- fix for 4.2. Jambi hack for enumerations
if (!qstrcmp(meta->className(), "QFrame")
&& (pname == QByteArray("orientation"))) {
return QVariant(enumValue == QFormBuilderStrings::instance().horizontalPostFix ? QFrame::HLine : QFrame::VLine);
} else {
uiLibWarning(QCoreApplication::translate("QFormBuilder", "The enumeration-type property %1 could not be read.").arg(p->attributeName()));
return QVariant();
}
}
const QMetaEnum e = meta->property(index).enumerator();
return QVariant(e.keyToValue(enumValue.toUtf8()));
}
case DomProperty::Brush:
return QVariant::fromValue(afb->setupBrush(p->elementBrush()));
default:
if (afb->resourceBuilder()->isResourceProperty(p)) {
return afb->resourceBuilder()->loadResource(afb->workingDirectory(), p);
}
break;
}
// simple type
return domPropertyToVariant(p);
}
// Convert simple DOM types
QVariant domPropertyToVariant(const DomProperty *p)
{
// requires non-const virtual nameToIcon, etc.
switch(p->kind()) {
case DomProperty::Bool:
return QVariant(p->elementBool() == QFormBuilderStrings::instance().trueValue);
case DomProperty::Cstring:
return QVariant(p->elementCstring().toUtf8());
case DomProperty::Point: {
const DomPoint *point = p->elementPoint();
return QVariant(QPoint(point->elementX(), point->elementY()));
}
case DomProperty::PointF: {
const DomPointF *pointf = p->elementPointF();
return QVariant(QPointF(pointf->elementX(), pointf->elementY()));
}
case DomProperty::Size: {
const DomSize *size = p->elementSize();
return QVariant(QSize(size->elementWidth(), size->elementHeight()));
}
case DomProperty::SizeF: {
const DomSizeF *sizef = p->elementSizeF();
return QVariant(QSizeF(sizef->elementWidth(), sizef->elementHeight()));
}
case DomProperty::Rect: {
const DomRect *rc = p->elementRect();
const QRect g(rc->elementX(), rc->elementY(), rc->elementWidth(), rc->elementHeight());
return QVariant(g);
}
case DomProperty::RectF: {
const DomRectF *rcf = p->elementRectF();
const QRectF g(rcf->elementX(), rcf->elementY(), rcf->elementWidth(), rcf->elementHeight());
return QVariant(g);
}
case DomProperty::String:
return QVariant(p->elementString()->text());
case DomProperty::Number:
return QVariant(p->elementNumber());
case DomProperty::UInt:
return QVariant(p->elementUInt());
case DomProperty::LongLong:
return QVariant(p->elementLongLong());
case DomProperty::ULongLong:
return QVariant(p->elementULongLong());
case DomProperty::Double:
return QVariant(p->elementDouble());
case DomProperty::Char: {
const DomChar *character = p->elementChar();
const QChar c(character->elementUnicode());
return QVariant::fromValue(c);
}
case DomProperty::Color: {
const DomColor *color = p->elementColor();
QColor c(color->elementRed(), color->elementGreen(), color->elementBlue());
if (color->hasAttributeAlpha())
c.setAlpha(color->attributeAlpha());
return QVariant::fromValue(c);
}
case DomProperty::Font: {
const DomFont *font = p->elementFont();
QFont f;
if (font->hasElementFamily() && !font->elementFamily().isEmpty())
f.setFamily(font->elementFamily());
if (font->hasElementPointSize() && font->elementPointSize() > 0)
f.setPointSize(font->elementPointSize());
if (font->hasElementWeight() && font->elementWeight() > 0)
f.setWeight(font->elementWeight());
if (font->hasElementItalic())
f.setItalic(font->elementItalic());
if (font->hasElementBold())
f.setBold(font->elementBold());
if (font->hasElementUnderline())
f.setUnderline(font->elementUnderline());
if (font->hasElementStrikeOut())
f.setStrikeOut(font->elementStrikeOut());
if (font->hasElementKerning())
f.setKerning(font->elementKerning());
if (font->hasElementAntialiasing())
f.setStyleStrategy(font->elementAntialiasing() ? QFont::PreferDefault : QFont::NoAntialias);
if (font->hasElementStyleStrategy()) {
f.setStyleStrategy(enumKeyOfObjectToValue<QAbstractFormBuilderGadget, QFont::StyleStrategy>("styleStrategy", font->elementStyleStrategy().toLatin1()));
}
return QVariant::fromValue(f);
}
case DomProperty::Date: {
const DomDate *date = p->elementDate();
return QVariant(QDate(date->elementYear(), date->elementMonth(), date->elementDay()));
}
case DomProperty::Time: {
const DomTime *t = p->elementTime();
return QVariant(QTime(t->elementHour(), t->elementMinute(), t->elementSecond()));
}
case DomProperty::DateTime: {
const DomDateTime *dateTime = p->elementDateTime();
const QDate d(dateTime->elementYear(), dateTime->elementMonth(), dateTime->elementDay());
const QTime tm(dateTime->elementHour(), dateTime->elementMinute(), dateTime->elementSecond());
return QVariant(QDateTime(d, tm));
}
case DomProperty::Url: {
const DomUrl *url = p->elementUrl();
return QVariant(QUrl(url->elementString()->text()));
}
#ifndef QT_NO_CURSOR
case DomProperty::Cursor:
return QVariant::fromValue(QCursor(static_cast<Qt::CursorShape>(p->elementCursor())));
case DomProperty::CursorShape:
return QVariant::fromValue(QCursor(enumKeyOfObjectToValue<QAbstractFormBuilderGadget, Qt::CursorShape>("cursorShape", p->elementCursorShape().toLatin1())));
#endif
case DomProperty::Locale: {
const DomLocale *locale = p->elementLocale();
return QVariant::fromValue(QLocale(enumKeyOfObjectToValue<QAbstractFormBuilderGadget, QLocale::Language>("language", locale->attributeLanguage().toLatin1()),
enumKeyOfObjectToValue<QAbstractFormBuilderGadget, QLocale::Country>("country", locale->attributeCountry().toLatin1())));
}
case DomProperty::SizePolicy: {
const DomSizePolicy *sizep = p->elementSizePolicy();
QSizePolicy sizePolicy;
sizePolicy.setHorizontalStretch(sizep->elementHorStretch());
sizePolicy.setVerticalStretch(sizep->elementVerStretch());
const QMetaEnum sizeType_enum = metaEnum<QAbstractFormBuilderGadget>("sizeType");
if (sizep->hasElementHSizeType()) {
sizePolicy.setHorizontalPolicy((QSizePolicy::Policy) sizep->elementHSizeType());
} else if (sizep->hasAttributeHSizeType()) {
const QSizePolicy::Policy sp = enumKeyToValue<QSizePolicy::Policy>(sizeType_enum, sizep->attributeHSizeType().toLatin1());
sizePolicy.setHorizontalPolicy(sp);
}
if (sizep->hasElementVSizeType()) {
sizePolicy.setVerticalPolicy((QSizePolicy::Policy) sizep->elementVSizeType());
} else if (sizep->hasAttributeVSizeType()) {
const QSizePolicy::Policy sp = enumKeyToValue<QSizePolicy::Policy>(sizeType_enum, sizep->attributeVSizeType().toLatin1());
sizePolicy.setVerticalPolicy(sp);
}
return QVariant::fromValue(sizePolicy);
}
case DomProperty::StringList:
return QVariant(p->elementStringList()->elementString());
default:
uiLibWarning(QCoreApplication::translate("QFormBuilder", "Reading properties of the type %1 is not supported yet.").arg(p->kind()));
break;
}
return QVariant();
}
// Apply a simple variant type to a DOM property
static bool applySimpleProperty(const QVariant &v, bool translateString, DomProperty *dom_prop)
{
switch (v.type()) {
case QVariant::String: {
DomString *str = new DomString();
str->setText(v.toString());
if (!translateString)
str->setAttributeNotr(QLatin1String("true"));
dom_prop->setElementString(str);
}
return true;
case QVariant::ByteArray:
dom_prop->setElementCstring(QString::fromUtf8(v.toByteArray()));
return true;
case QVariant::Int:
dom_prop->setElementNumber(v.toInt());
return true;
case QVariant::UInt:
dom_prop->setElementUInt(v.toUInt());
return true;
case QVariant::LongLong:
dom_prop->setElementLongLong(v.toLongLong());
return true;
case QVariant::ULongLong:
dom_prop->setElementULongLong(v.toULongLong());
return true;
case QVariant::Double:
dom_prop->setElementDouble(v.toDouble());
return true;
case QVariant::Bool:
dom_prop->setElementBool(v.toBool() ? QFormBuilderStrings::instance().trueValue : QFormBuilderStrings::instance().falseValue);
return true;
case QVariant::Char: {
DomChar *ch = new DomChar();
const QChar character = v.toChar();
ch->setElementUnicode(character.unicode());
dom_prop->setElementChar(ch);
}
return true;
case QVariant::Point: {
DomPoint *pt = new DomPoint();
const QPoint point = v.toPoint();
pt->setElementX(point.x());
pt->setElementY(point.y());
dom_prop->setElementPoint(pt);
}
return true;
case QVariant::PointF: {
DomPointF *ptf = new DomPointF();
const QPointF pointf = v.toPointF();
ptf->setElementX(pointf.x());
ptf->setElementY(pointf.y());
dom_prop->setElementPointF(ptf);
}
return true;
case QVariant::Color: {
DomColor *clr = new DomColor();
const QColor color = qvariant_cast<QColor>(v);
clr->setElementRed(color.red());
clr->setElementGreen(color.green());
clr->setElementBlue(color.blue());
const int alphaChannel = color.alpha();
if (alphaChannel != 255)
clr->setAttributeAlpha(alphaChannel);
dom_prop->setElementColor(clr);
}
return true;
case QVariant::Size: {
DomSize *sz = new DomSize();
const QSize size = v.toSize();
sz->setElementWidth(size.width());
sz->setElementHeight(size.height());
dom_prop->setElementSize(sz);
}
return true;
case QVariant::SizeF: {
DomSizeF *szf = new DomSizeF();
const QSizeF sizef = v.toSizeF();
szf->setElementWidth(sizef.width());
szf->setElementHeight(sizef.height());
dom_prop->setElementSizeF(szf);
}
return true;
case QVariant::Rect: {
DomRect *rc = new DomRect();
const QRect rect = v.toRect();
rc->setElementX(rect.x());
rc->setElementY(rect.y());
rc->setElementWidth(rect.width());
rc->setElementHeight(rect.height());
dom_prop->setElementRect(rc);
}
return true;
case QVariant::RectF: {
DomRectF *rcf = new DomRectF();
const QRectF rectf = v.toRectF();
rcf->setElementX(rectf.x());
rcf->setElementY(rectf.y());
rcf->setElementWidth(rectf.width());
rcf->setElementHeight(rectf.height());
dom_prop->setElementRectF(rcf);
}
return true;
case QVariant::Font: {
DomFont *fnt = new DomFont();
const QFont font = qvariant_cast<QFont>(v);
const uint mask = font.resolve();
if (mask & QFont::WeightResolved) {
fnt->setElementBold(font.bold());
fnt->setElementWeight(font.weight());
}
if (mask & QFont::FamilyResolved)
fnt->setElementFamily(font.family());
if (mask & QFont::StyleResolved)
fnt->setElementItalic(font.italic());
if (mask & QFont::SizeResolved)
fnt->setElementPointSize(font.pointSize());
if (mask & QFont::StrikeOutResolved)
fnt->setElementStrikeOut(font.strikeOut());
if (mask & QFont::UnderlineResolved)
fnt->setElementUnderline(font.underline());
if (mask & QFont::KerningResolved)
fnt->setElementKerning(font.kerning());
if (mask & QFont::StyleStrategyResolved) {
const QMetaEnum styleStrategy_enum = metaEnum<QAbstractFormBuilderGadget>("styleStrategy");
fnt->setElementStyleStrategy(QLatin1String(styleStrategy_enum.valueToKey(font.styleStrategy())));
}
dom_prop->setElementFont(fnt);
}
return true;
#ifndef QT_NO_CURSOR
case QVariant::Cursor: {
const QMetaEnum cursorShape_enum = metaEnum<QAbstractFormBuilderGadget>("cursorShape");
dom_prop->setElementCursorShape(QLatin1String(cursorShape_enum.valueToKey(qvariant_cast<QCursor>(v).shape())));
}
return true;
#endif
case QVariant::KeySequence: {
DomString *s = new DomString();
s->setText(qvariant_cast<QKeySequence>(v).toString(QKeySequence::PortableText));
dom_prop->setElementString(s);
}
return true;
case QVariant::Locale: {
DomLocale *dom = new DomLocale();
const QLocale locale = qvariant_cast<QLocale>(v);
const QMetaEnum language_enum = metaEnum<QAbstractFormBuilderGadget>("language");
const QMetaEnum country_enum = metaEnum<QAbstractFormBuilderGadget>("country");
dom->setAttributeLanguage(QLatin1String(language_enum.valueToKey(locale.language())));
dom->setAttributeCountry(QLatin1String(country_enum.valueToKey(locale.country())));
dom_prop->setElementLocale(dom);
}
return true;
case QVariant::SizePolicy: {
DomSizePolicy *dom = new DomSizePolicy();
const QSizePolicy sizePolicy = qvariant_cast<QSizePolicy>(v);
dom->setElementHorStretch(sizePolicy.horizontalStretch());
dom->setElementVerStretch(sizePolicy.verticalStretch());
const QMetaEnum sizeType_enum = metaEnum<QAbstractFormBuilderGadget>("sizeType");
dom->setAttributeHSizeType(QLatin1String(sizeType_enum.valueToKey(sizePolicy.horizontalPolicy())));
dom->setAttributeVSizeType(QLatin1String(sizeType_enum.valueToKey(sizePolicy.verticalPolicy())));
dom_prop->setElementSizePolicy(dom);
}
return true;
case QVariant::Date: {
DomDate *dom = new DomDate();
const QDate date = qvariant_cast<QDate>(v);
dom->setElementYear(date.year());
dom->setElementMonth(date.month());
dom->setElementDay(date.day());
dom_prop->setElementDate(dom);
}
return true;
case QVariant::Time: {
DomTime *dom = new DomTime();
const QTime time = qvariant_cast<QTime>(v);
dom->setElementHour(time.hour());
dom->setElementMinute(time.minute());
dom->setElementSecond(time.second());
dom_prop->setElementTime(dom);
}
return true;
case QVariant::DateTime: {
DomDateTime *dom = new DomDateTime();
const QDateTime dateTime = qvariant_cast<QDateTime>(v);
dom->setElementHour(dateTime.time().hour());
dom->setElementMinute(dateTime.time().minute());
dom->setElementSecond(dateTime.time().second());
dom->setElementYear(dateTime.date().year());
dom->setElementMonth(dateTime.date().month());
dom->setElementDay(dateTime.date().day());
dom_prop->setElementDateTime(dom);
}
return true;
case QVariant::Url: {
DomUrl *dom = new DomUrl();
const QUrl url = v.toUrl();
DomString *str = new DomString();
str->setText(url.toString());
dom->setElementString(str);
dom_prop->setElementUrl(dom);
}
return true;
case QVariant::StringList: {
DomStringList *sl = new DomStringList;
sl->setElementString(qvariant_cast<QStringList>(v));
dom_prop->setElementStringList(sl);
}
return true;
default:
break;
}
return false;
}
static QString msgCannotWriteProperty(const QString &pname, const QVariant &v)
{
return QCoreApplication::translate("QFormBuilder", "The property %1 could not be written. The type %2 is not supported yet.").
arg(pname).arg(QLatin1String(v.typeName()));
}
static bool isOfType(const QMetaObject *what, const QMetaObject *type)
{
do {
if (what == type)
return true;
} while ((what = what->superClass()));
return false;
}
static bool isTranslatable(const QString &pname, const QVariant &v, const QMetaObject *meta)
{
const QFormBuilderStrings &strings = QFormBuilderStrings::instance();
if (pname == strings.objectNameProperty)
return false;
if (pname == strings.styleSheetProperty && v.type() == QVariant::String && isOfType(meta, &QWidget::staticMetaObject))
return false;
return true;
}
// Convert complex variant types to DOM properties with the help of QAbstractFormBuilder
// Does not perform a check using QAbstractFormBuilder::checkProperty().
DomProperty *variantToDomProperty(QAbstractFormBuilder *afb, const QMetaObject *meta,
const QString &pname, const QVariant &v)
{
const QFormBuilderStrings &strings = QFormBuilderStrings::instance();
DomProperty *dom_prop = new DomProperty();
dom_prop->setAttributeName(pname);
const int pindex = meta->indexOfProperty(pname.toLatin1());
if (pindex != -1) {
QMetaProperty meta_property = meta->property(pindex);
if ((v.type() == QVariant::Int || v.type() == QVariant::UInt) && meta_property.isEnumType()) {
const QMetaEnum e = meta_property.enumerator();
if (e.isFlag())
dom_prop->setElementSet(QString::fromAscii(e.valueToKeys(v.toInt())));
else
dom_prop->setElementEnum(QString::fromAscii(e.valueToKey(v.toInt())));
return dom_prop;
}
if (!meta_property.hasStdCppSet() || (isOfType(meta, &QAbstractScrollArea::staticMetaObject) && pname == strings.cursorProperty))
dom_prop->setAttributeStdset(0);
}
// Try simple properties
if (applySimpleProperty(v, isTranslatable(pname, v, meta), dom_prop))
return dom_prop;
// Complex properties
switch (v.type()) {
case QVariant::Palette: {
DomPalette *dom = new DomPalette();
QPalette palette = qvariant_cast<QPalette>(v);
palette.setCurrentColorGroup(QPalette::Active);
dom->setElementActive(afb->saveColorGroup(palette));
palette.setCurrentColorGroup(QPalette::Inactive);
dom->setElementInactive(afb->saveColorGroup(palette));
palette.setCurrentColorGroup(QPalette::Disabled);
dom->setElementDisabled(afb->saveColorGroup(palette));
dom_prop->setElementPalette(dom);
} break;
case QVariant::Brush:
dom_prop->setElementBrush(afb->saveBrush(qvariant_cast<QBrush>(v)));
break;
default: {
const bool hadAttributeStdset = dom_prop->hasAttributeStdset();
const bool attributeStdset = dom_prop->attributeStdset();
delete dom_prop;
if (afb->resourceBuilder()->isResourceType(v)) {
dom_prop = afb->resourceBuilder()->saveResource(afb->workingDirectory(), v);
if (dom_prop) {
dom_prop->setAttributeName(pname);
if (hadAttributeStdset)
dom_prop->setAttributeStdset(attributeStdset);
}
break;
}
uiLibWarning(msgCannotWriteProperty(pname, v));
} return 0;
}
return dom_prop;
}
#ifdef QFORMINTERNAL_NAMESPACE
}
#endif
QT_END_NAMESPACE
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