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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#include "theme.h"
#include "qmldesignericonprovider.h"
#include <qmldesignerplugin.h>
#include <coreplugin/icore.h>
#include <utils/stylehelper.h>
#include <QApplication>
#include <QRegExp>
#include <QScreen>
#include <QPointer>
#include <QQmlEngine>
#include <QQmlComponent>
#include <QQmlProperty>
#include <qqml.h>
static Q_LOGGING_CATEGORY(themeLog, "qtc.qmldesigner.theme", QtWarningMsg)
namespace QmlDesigner {
Theme::Theme(Utils::Theme *originTheme, QObject *parent)
: Utils::Theme(originTheme, parent)
, m_constants(nullptr)
{
QString constantsPath = Core::ICore::resourcePath() +
QStringLiteral("/qmldesigner/propertyEditorQmlSources/imports/StudioTheme/InternalConstants.qml");
QQmlEngine* engine = new QQmlEngine(this);
QQmlComponent component(engine, QUrl::fromLocalFile(constantsPath));
if (component.status() == QQmlComponent::Ready) {
m_constants = component.create();
}
else if (component.status() == QQmlComponent::Error ) {
qCWarning(themeLog) << "Couldn't load" << constantsPath
<< "due to the following error(s):";
for (const QQmlError &error : component.errors())
qCWarning(themeLog) << error.toString();
}
else {
qCWarning(themeLog) << "Couldn't load" << constantsPath
<< "the status of the QQmlComponent is" << component.status();
}
}
QColor Theme::evaluateColorAtThemeInstance(const QString &themeColorName)
{
const QMetaObject &m = *metaObject();
const QMetaEnum e = m.enumerator(m.indexOfEnumerator("Color"));
for (int i = 0, total = e.keyCount(); i < total; ++i) {
if (QString::fromLatin1(e.key(i)) == themeColorName)
return color(static_cast<Utils::Theme::Color>(i)).name();
}
qWarning() << Q_FUNC_INFO << "error while evaluating" << themeColorName;
return {};
}
Theme *Theme::instance()
{
static QPointer<Theme> qmldesignerTheme =
new Theme(Utils::creatorTheme(), QmlDesigner::QmlDesignerPlugin::instance());
return qmldesignerTheme;
}
QString Theme::replaceCssColors(const QString &input)
{
QRegExp rx("creatorTheme\\.(\\w+)");
int pos = 0;
QString output = input;
while ((pos = rx.indexIn(input, pos)) != -1) {
const QString themeColorName = rx.cap(1);
if (themeColorName == "smallFontPixelSize") {
output.replace("creatorTheme." + themeColorName, QString::number(instance()->smallFontPixelSize()) + "px");
} else if (themeColorName == "captionFontPixelSize") {
output.replace("creatorTheme." + themeColorName, QString::number(instance()->captionFontPixelSize()) + "px");
} else {
const QColor color = instance()->evaluateColorAtThemeInstance(themeColorName);
output.replace("creatorTheme." + rx.cap(1), color.name());
}
pos += rx.matchedLength();
}
return output;
}
void Theme::setupTheme(QQmlEngine *engine)
{
static const int typeIndex = qmlRegisterSingletonType<Utils::Theme>("QtQuickDesignerTheme", 1, 0,
"Theme", [](QQmlEngine *, QJSEngine *) {
return qobject_cast<QObject*>(new Theme(Utils::creatorTheme(), nullptr));
});
Q_UNUSED(typeIndex)
engine->addImageProvider(QLatin1String("icons"), new QmlDesignerIconProvider());
}
QColor Theme::getColor(Theme::Color role)
{
return instance()->color(role);
}
int Theme::smallFontPixelSize() const
{
if (highPixelDensity())
return 13;
return 9;
}
int Theme::captionFontPixelSize() const
{
if (highPixelDensity())
return 14;
return 11;
}
bool Theme::highPixelDensity() const
{
return qApp->primaryScreen()->logicalDotsPerInch() > 100;
}
QPixmap Theme::getPixmap(const QString &id)
{
return QmlDesignerIconProvider::getPixmap(id);
}
QString Theme::getIconUnicode(Theme::Icon i)
{
if (!instance()->m_constants)
return QString();
const QMetaObject *m = instance()->metaObject();
const char *enumName = "Icon";
int enumIndex = m->indexOfEnumerator(enumName);
if (enumIndex == -1) {
qCWarning(themeLog) << "Couldn't find enum" << enumName;
return QString();
}
QMetaEnum e = m->enumerator(enumIndex);
return instance()->m_constants->property(e.valueToKey(i)).toString();
}
QColor Theme::qmlDesignerBackgroundColorDarker() const
{
return getColor(QmlDesigner_BackgroundColorDarker);
}
QColor Theme::qmlDesignerBackgroundColorDarkAlternate() const
{
return getColor(QmlDesigner_BackgroundColorDarkAlternate);
}
QColor Theme::qmlDesignerTabLight() const
{
return getColor(QmlDesigner_TabLight);
}
QColor Theme::qmlDesignerTabDark() const
{
return getColor(QmlDesigner_TabDark);
}
QColor Theme::qmlDesignerButtonColor() const
{
return getColor(QmlDesigner_ButtonColor);
}
QColor Theme::qmlDesignerBorderColor() const
{
return getColor(QmlDesigner_BorderColor);
}
} // namespace QmlDesigner
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