diff options
Diffstat (limited to 'src/declarative/qml')
| -rw-r--r-- | src/declarative/qml/qdeclarativecomponent.cpp | 28 | ||||
| -rw-r--r-- | src/declarative/qml/qdeclarativeengine.cpp | 30 | ||||
| -rw-r--r-- | src/declarative/qml/qdeclarativeimport.cpp | 38 | ||||
| -rw-r--r-- | src/declarative/qml/qdeclarativeinclude.cpp | 24 | ||||
| -rw-r--r-- | src/declarative/qml/qdeclarativeproperty.cpp | 19 | ||||
| -rw-r--r-- | src/declarative/qml/qdeclarativesqldatabase.cpp | 26 |
6 files changed, 117 insertions, 48 deletions
diff --git a/src/declarative/qml/qdeclarativecomponent.cpp b/src/declarative/qml/qdeclarativecomponent.cpp index a72e04e..a8b1c3f 100644 --- a/src/declarative/qml/qdeclarativecomponent.cpp +++ b/src/declarative/qml/qdeclarativecomponent.cpp @@ -147,32 +147,36 @@ class QByteArray; Components are reusable, encapsulated QML elements with well-defined interfaces. Components are often defined by \l {qdeclarativedocuments.html}{component files} - - that is, \c .qml files. The \e Component element allows components to be defined - within QML items rather than in a separate file. This may be useful for reusing - a small component within a QML file, or for defining a component that logically - belongs with other QML components within a file. + that is, \c .qml files. The \e Component element essentially allows QML components + to be defined inline, within a \l {QML Document}{QML document}, rather than as a separate QML file. + This may be useful for reusing a small component within a QML file, or for defining + a component that logically belongs with other QML components within a file. For example, here is a component that is used by multiple \l Loader objects. - It contains a top level \l Rectangle item: + It contains a single item, a \l Rectangle: \snippet doc/src/snippets/declarative/component.qml 0 Notice that while a \l Rectangle by itself would be automatically rendered and displayed, this is not the case for the above rectangle because it is defined inside a \c Component. The component encapsulates the - QML elements within, as if they were defined in a separate \c .qml + QML elements within, as if they were defined in a separate QML file, and is not loaded until requested (in this case, by the two \l Loader objects). - A Component cannot contain anything other - than an \c id and a single top level item. While the \c id is optional, - the top level item is not; you cannot define an empty component. + Defining a \c Component is similar to defining a \l {QML Document}{QML document}. + A QML document has a single top-level item that defines the behaviors and + properties of that component, and cannot define properties or behaviors outside + of that top-level item. In the same way, a \c Component definition contains a single + top level item (which in the above example is a \l Rectangle) and cannot define any + data outside of this item, with the exception of an \e id (which in the above example + is \e redSquare). - The Component element is commonly used to provide graphical components - for views. For example, the ListView::delegate property requires a Component + The \c Component element is commonly used to provide graphical components + for views. For example, the ListView::delegate property requires a \c Component to specify how each list item is to be displayed. - Component objects can also be dynamically created using + \c Component objects can also be created dynamically using \l{QML:Qt::createComponent()}{Qt.createComponent()}. */ diff --git a/src/declarative/qml/qdeclarativeengine.cpp b/src/declarative/qml/qdeclarativeengine.cpp index 48bf3d1..3a5fe66 100644 --- a/src/declarative/qml/qdeclarativeengine.cpp +++ b/src/declarative/qml/qdeclarativeengine.cpp @@ -262,6 +262,33 @@ of their use. \endlist */ +/*! +\qmlmethod object Qt::include(string url, jsobject callback) + +Includes another JavaScript file. This method can only be used from within JavaScript files, +and not regular QML files. + +This imports all functions from \a url into the current script's namespace. + +Qt.include() returns an object that describes the status of the operation. The object has +a single property, \c {status}, that is set to one of the following values: + +\table +\header \o Symbol \o Value \o Description +\row \o result.OK \o 0 \o The include completed successfully. +\row \o result.LOADING \o 1 \o Data is being loaded from the network. +\row \o result.NETWORK_ERROR \o 2 \o A network error occurred while fetching the url. +\row \o result.EXCEPTION \o 3 \o A JavaScript exception occurred while executing the included code. +An additional \c exception property will be set in this case. +\endtable + +The \c status property will be updated as the operation progresses. + +If provided, \a callback is invoked when the operation completes. The callback is passed +the same object as is returned from the Qt.include() call. +*/ +// Qt.include() is implemented in qdeclarativeinclude.cpp + QDeclarativeEnginePrivate::QDeclarativeEnginePrivate(QDeclarativeEngine *e) : captureProperties(false), rootContext(0), isDebugging(false), @@ -679,6 +706,9 @@ QNetworkAccessManager *QDeclarativeEngine::networkAccessManager() const requests. See the QDeclarativeImageProvider documentation for details on implementing and using image providers. + All required image providers should be added to the engine before any + QML sources files are loaded. + Note that images loaded from a QDeclarativeImageProvider are cached by QPixmapCache, similar to any image loaded by QML. diff --git a/src/declarative/qml/qdeclarativeimport.cpp b/src/declarative/qml/qdeclarativeimport.cpp index 6f5216a..94765f2 100644 --- a/src/declarative/qml/qdeclarativeimport.cpp +++ b/src/declarative/qml/qdeclarativeimport.cpp @@ -51,6 +51,10 @@ #include <private/qdeclarativetypenamecache_p.h> #include <private/qdeclarativeengine_p.h> +#ifdef Q_OS_SYMBIAN +#include "private/qcore_symbian_p.h" +#endif + QT_BEGIN_NAMESPACE DEFINE_BOOL_CONFIG_OPTION(qmlImportTrace, QML_IMPORT_TRACE) @@ -378,7 +382,13 @@ bool QDeclarativeImportsPrivate::importExtension(const QString &absoluteFilePath foreach (const QDeclarativeDirParser::Plugin &plugin, qmldirParser.plugins()) { QString resolvedFilePath = database->resolvePlugin(dir, plugin.path, plugin.name); - +#if defined(QT_LIBINFIX) && defined(Q_OS_SYMBIAN) + if (resolvedFilePath.isEmpty()) { + // In case of libinfixed build, attempt to load libinfixed version, too. + QString infixedPluginName = plugin.name + QLatin1String(QT_LIBINFIX); + resolvedFilePath = database->resolvePlugin(dir, plugin.path, infixedPluginName); + } +#endif if (!resolvedFilePath.isEmpty()) { if (!database->importPlugin(resolvedFilePath, uri, errorString)) { if (errorString) @@ -658,8 +668,32 @@ QDeclarativeImportDatabase::QDeclarativeImportDatabase(QDeclarativeEngine *e) // Search order is applicationDirPath(), $QML_IMPORT_PATH, QLibraryInfo::ImportsPath - addImportPath(QLibraryInfo::location(QLibraryInfo::ImportsPath)); + QString installImportsPath = QLibraryInfo::location(QLibraryInfo::ImportsPath); +#if defined(Q_OS_SYMBIAN) + // Append imports path for all available drives in Symbian + if (installImportsPath.at(1) != QChar(QLatin1Char(':'))) { + QString tempPath = installImportsPath; + if (tempPath.at(tempPath.length() - 1) != QDir::separator()) { + tempPath += QDir::separator(); + } + RFs& fs = qt_s60GetRFs(); + TPtrC tempPathPtr(reinterpret_cast<const TText*> (tempPath.constData())); + TFindFile finder(fs); + TInt err = finder.FindByDir(tempPathPtr, tempPathPtr); + while (err == KErrNone) { + QString foundDir(reinterpret_cast<const QChar *>(finder.File().Ptr()), + finder.File().Length()); + foundDir = QDir(foundDir).canonicalPath(); + addImportPath(foundDir); + err = finder.Find(); + } + } else { + addImportPath(installImportsPath); + } +#else + addImportPath(installImportsPath); +#endif // env import paths QByteArray envImportPath = qgetenv("QML_IMPORT_PATH"); if (!envImportPath.isEmpty()) { diff --git a/src/declarative/qml/qdeclarativeinclude.cpp b/src/declarative/qml/qdeclarativeinclude.cpp index 1e240d7..a9ecdda 100644 --- a/src/declarative/qml/qdeclarativeinclude.cpp +++ b/src/declarative/qml/qdeclarativeinclude.cpp @@ -172,28 +172,8 @@ void QDeclarativeInclude::callback(QScriptEngine *engine, QScriptValue &callback } } -/*! -\qmlmethod object Qt::include(string url, jsobject callback) - -Include another JavaScript file. This method can only be used from within JavaScript files, -and not regular QML files. - -Qt.include() returns an object that describes the status of the operation. The object has -a single property, \c {status} that is set to one of the following values: - -\table -\header \o Symbol \o Value \o Description -\row \o result.OK \o 0 \o The include completed successfully. -\row \o result.LOADING \o 1 \o Data is being loaded from the network. -\row \o result.NETWORK_ERROR \o 2 \o A network error occurred while fetching the url. -\row \o result.EXCEPTION \o 3 \o A JavaScript exception occurred while executing the included code. -An additional \c exception property will be set in this case. -\endtable - -The return object's properties will be updated as the operation progresses. - -If provided, \a callback is invoked when the operation completes. The callback is passed -the same object as is returned from the Qt.include() call. +/* + Documented in qdeclarativeengine.cpp */ QScriptValue QDeclarativeInclude::include(QScriptContext *ctxt, QScriptEngine *engine) { diff --git a/src/declarative/qml/qdeclarativeproperty.cpp b/src/declarative/qml/qdeclarativeproperty.cpp index df0917f..60edd64 100644 --- a/src/declarative/qml/qdeclarativeproperty.cpp +++ b/src/declarative/qml/qdeclarativeproperty.cpp @@ -77,15 +77,28 @@ a property on a specific object instance. To read a property's value, programme QDeclarativeProperty instance and call the read() method. Likewise to write a property value the write() method is used. +For example, for the following QML code: + +\qml +// MyItem.qml +import QtQuick 1.0 + +Text { text: "A bit of text" } +\endqml + +The \l Text object's properties could be accessed using QDeclarativeProperty, like this: + \code +#include <QDeclarativeProperty> +#include <QGraphicsObject> -QObject *object = declarativeComponent.create(); +... -QDeclarativeProperty property(object, "font.pixelSize"); +QDeclarativeView view(QUrl::fromLocalFile("MyItem.qml")); +QDeclarativeProperty property(view.rootObject(), "font.pixelSize"); qWarning() << "Current pixel size:" << property.read().toInt(); property.write(24); qWarning() << "Pixel size should now be 24:" << property.read().toInt(); - \endcode */ diff --git a/src/declarative/qml/qdeclarativesqldatabase.cpp b/src/declarative/qml/qdeclarativesqldatabase.cpp index 45f277e..bda02a5 100644 --- a/src/declarative/qml/qdeclarativesqldatabase.cpp +++ b/src/declarative/qml/qdeclarativesqldatabase.cpp @@ -172,16 +172,23 @@ static const char* sqlerror[] = { return errorValue; \ } - -static QString databaseFile(const QString& connectionName, QScriptEngine *engine) +static QString qmlsqldatabase_databasesPath(QScriptEngine *engine) { QDeclarativeScriptEngine *qmlengine = static_cast<QDeclarativeScriptEngine*>(engine); - QString basename = qmlengine->offlineStoragePath - + QDir::separator() + QLatin1String("Databases") + QDir::separator(); - basename += connectionName; - return basename; + return qmlengine->offlineStoragePath + + QDir::separator() + QLatin1String("Databases"); } +static void qmlsqldatabase_initDatabasesPath(QScriptEngine *engine) +{ + QDir().mkpath(qmlsqldatabase_databasesPath(engine)); +} + +static QString qmlsqldatabase_databaseFile(const QString& connectionName, QScriptEngine *engine) +{ + return qmlsqldatabase_databasesPath(engine) + QDir::separator() + + connectionName; +} static QScriptValue qmlsqldatabase_item(QScriptContext *context, QScriptEngine *engine) @@ -302,7 +309,7 @@ static QScriptValue qmlsqldatabase_change_version(QScriptContext *context, QScri if (ok) { context->thisObject().setProperty(QLatin1String("version"), to_version, QScriptValue::ReadOnly); - QSettings ini(databaseFile(db.connectionName(),engine)+QLatin1String(".ini"),QSettings::IniFormat); + QSettings ini(qmlsqldatabase_databaseFile(db.connectionName(),engine) + QLatin1String(".ini"), QSettings::IniFormat); ini.setValue(QLatin1String("Version"), to_version); } @@ -348,6 +355,8 @@ static QScriptValue qmlsqldatabase_read_transaction(QScriptContext *context, QSc */ static QScriptValue qmlsqldatabase_open_sync(QScriptContext *context, QScriptEngine *engine) { + qmlsqldatabase_initDatabasesPath(engine); + QSqlDatabase database; QString dbname = context->argument(0).toString(); @@ -360,7 +369,7 @@ static QScriptValue qmlsqldatabase_open_sync(QScriptContext *context, QScriptEng md5.addData(dbname.toUtf8()); QString dbid(QLatin1String(md5.result().toHex())); - QString basename = databaseFile(dbid,engine); + QString basename = qmlsqldatabase_databaseFile(dbid, engine); bool created = false; QString version = dbversion; @@ -375,7 +384,6 @@ static QScriptValue qmlsqldatabase_open_sync(QScriptContext *context, QScriptEng } else { created = !QFile::exists(basename+QLatin1String(".sqlite")); database = QSqlDatabase::addDatabase(QLatin1String("QSQLITE"), dbid); - QDir().mkpath(basename); if (created) { ini.setValue(QLatin1String("Name"), dbname); if (dbcreationCallback.isFunction()) |