diff options
Diffstat (limited to 'doc/src/snippets')
42 files changed, 978 insertions, 19 deletions
diff --git a/doc/src/snippets/animation/sequential/icons.qrc b/doc/src/snippets/animation/sequential/icons.qrc new file mode 100644 index 0000000..d55f797 --- /dev/null +++ b/doc/src/snippets/animation/sequential/icons.qrc @@ -0,0 +1,6 @@ +<!DOCTYPE RCC><RCC version="1.0"> + <qresource> + <file>icons/left.png</file> + <file>icons/right.png</file> + </qresource> +</RCC> diff --git a/doc/src/snippets/animation/sequential/icons/left.png b/doc/src/snippets/animation/sequential/icons/left.png Binary files differnew file mode 100644 index 0000000..5dd8da0 --- /dev/null +++ b/doc/src/snippets/animation/sequential/icons/left.png diff --git a/doc/src/snippets/animation/sequential/icons/right.png b/doc/src/snippets/animation/sequential/icons/right.png Binary files differnew file mode 100644 index 0000000..ac61326 --- /dev/null +++ b/doc/src/snippets/animation/sequential/icons/right.png diff --git a/doc/src/snippets/animation/sequential/main.cpp b/doc/src/snippets/animation/sequential/main.cpp new file mode 100644 index 0000000..aff8f29 --- /dev/null +++ b/doc/src/snippets/animation/sequential/main.cpp @@ -0,0 +1,50 @@ +#include <QApplication> +#include <QLabel> +#include <QPropertyAnimation> +#include <QSequentialAnimationGroup> +#include "tracer.h" + +int main(int argc, char *argv[]) +{ + QApplication app(argc, argv); + + QWidget window; + window.resize(720, 96); + window.show(); + + QLabel *label1 = new QLabel(&window); + label1->setPixmap(QPixmap(":/icons/left.png")); + label1->move(16, 16); + label1->show(); + + QLabel *label2 = new QLabel(&window); + label2->setPixmap(QPixmap(":/icons/right.png")); + label2->move(320, 16); + label2->show(); + + QPropertyAnimation *anim1 = new QPropertyAnimation(label1, "pos"); + anim1->setDuration(2500); + anim1->setStartValue(QPoint(16, 16)); + anim1->setEndValue(QPoint(320, 16)); + + QPropertyAnimation *anim2 = new QPropertyAnimation(label2, "pos"); + anim2->setDuration(2500); + anim2->setStartValue(QPoint(320, 16)); + anim2->setEndValue(QPoint(640, 16)); + + QSequentialAnimationGroup group; + group.addAnimation(anim1); + group.addAnimation(anim2); + + Tracer tracer(&window); + + QObject::connect(anim1, SIGNAL(valueChanged(QVariant)), + &tracer, SLOT(recordValue(QVariant))); + QObject::connect(anim2, SIGNAL(valueChanged(QVariant)), + &tracer, SLOT(recordValue(QVariant))); + QObject::connect(anim1, SIGNAL(finished()), &tracer, SLOT(checkValue())); + QObject::connect(anim2, SIGNAL(finished()), &tracer, SLOT(checkValue())); + + group.start(); + return app.exec(); +} diff --git a/doc/src/snippets/animation/sequential/sequential.pro b/doc/src/snippets/animation/sequential/sequential.pro new file mode 100644 index 0000000..fcf017f --- /dev/null +++ b/doc/src/snippets/animation/sequential/sequential.pro @@ -0,0 +1,4 @@ +HEADERS = tracer.h +RESOURCES = icons.qrc +SOURCES = main.cpp \ + tracer.cpp diff --git a/doc/src/snippets/animation/sequential/tracer.cpp b/doc/src/snippets/animation/sequential/tracer.cpp new file mode 100644 index 0000000..49bd51e --- /dev/null +++ b/doc/src/snippets/animation/sequential/tracer.cpp @@ -0,0 +1,25 @@ +#include <QAbstractAnimation> +#include <QDebug> +#include <QPoint> +#include "tracer.h" + +Tracer::Tracer(QObject *parent) + : QObject(parent) +{ +} + +void Tracer::checkValue() +{ + QAbstractAnimation *animation = static_cast<QAbstractAnimation *>(sender()); + if (time != animation->duration()) { + qDebug() << "Animation's last recorded time" << time; + qDebug() << "Expected" << animation->duration(); + } +} + +void Tracer::recordValue(const QVariant &value) +{ + QAbstractAnimation *animation = static_cast<QAbstractAnimation *>(sender()); + this->value = value; + time = animation->currentTime(); +} diff --git a/doc/src/snippets/animation/sequential/tracer.h b/doc/src/snippets/animation/sequential/tracer.h new file mode 100644 index 0000000..1adb018 --- /dev/null +++ b/doc/src/snippets/animation/sequential/tracer.h @@ -0,0 +1,23 @@ +#ifndef TRACER_H +#define TRACER_H + +#include <QObject> +#include <QVariant> + +class Tracer : public QObject +{ + Q_OBJECT + +public: + Tracer(QObject *parent = 0); + +public slots: + void checkValue(); + void recordValue(const QVariant &value); + +private: + QVariant value; + int time; +}; + +#endif diff --git a/doc/src/snippets/code/doc_src_emb-charinput.qdoc b/doc/src/snippets/code/doc_src_emb-charinput.qdoc index 2539e13..f6b33fe 100644 --- a/doc/src/snippets/code/doc_src_emb-charinput.qdoc +++ b/doc/src/snippets/code/doc_src_emb-charinput.qdoc @@ -4,7 +4,7 @@ //! [1] -configure -qt-kbd-s15000 +configure -qt-kbd-linuxinput //! [1] diff --git a/doc/src/snippets/code/doc_src_introtodbus.qdoc b/doc/src/snippets/code/doc_src_introtodbus.qdoc index bedfe7f..97b14e9 100644 --- a/doc/src/snippets/code/doc_src_introtodbus.qdoc +++ b/doc/src/snippets/code/doc_src_introtodbus.qdoc @@ -1,3 +1,8 @@ //! [0] org.freedesktop.DBus //! [0] + +//! [QDBUS_DEBUG] +examples/dbus/remotecontrolledcar/controller/controller & +QDBUS_DEBUG=1 examples/dbus/remotecontrolledcar/car/car & +//! [QDBUS_DEBUG] diff --git a/doc/src/snippets/code/doc_src_linguist-manual.qdoc b/doc/src/snippets/code/doc_src_linguist-manual.qdoc index ce3b997..5697300 100644 --- a/doc/src/snippets/code/doc_src_linguist-manual.qdoc +++ b/doc/src/snippets/code/doc_src_linguist-manual.qdoc @@ -42,7 +42,7 @@ Options: -pluralonly Only include plural form messages. -silent - Don't explain what is being done. + Do not explain what is being done. -version Display the version of lupdate and exit. //! [4] @@ -55,14 +55,14 @@ Usage: Options: -help Display this information and exit -compress - Compress the .qm files + Compress the QM files -nounfinished Do not include unfinished translations -removeidentical If the translated text is the same as the source text, do not include the message -silent - Don't explain what is being done + Do not explain what is being done -version Display the version of lrelease and exit //! [5] diff --git a/doc/src/snippets/code/doc_src_properties.qdoc b/doc/src/snippets/code/doc_src_properties.qdoc index 377cc9c..3c9109f 100644 --- a/doc/src/snippets/code/doc_src_properties.qdoc +++ b/doc/src/snippets/code/doc_src_properties.qdoc @@ -7,7 +7,9 @@ Q_PROPERTY(type name [DESIGNABLE bool] [SCRIPTABLE bool] [STORED bool] - [USER bool]) + [USER bool] + [CONSTANT] + [FINAL]) //! [0] diff --git a/doc/src/snippets/code/doc_src_qmake-manual.qdoc b/doc/src/snippets/code/doc_src_qmake-manual.qdoc index edb66bc..82c710d 100644 --- a/doc/src/snippets/code/doc_src_qmake-manual.qdoc +++ b/doc/src/snippets/code/doc_src_qmake-manual.qdoc @@ -689,7 +689,7 @@ qmake -o Makefile hello.pro //! [115] -qmake -tp vc -o hello.dsp hello.pro +qmake -tp vc hello.pro //! [115] diff --git a/doc/src/snippets/code/doc_src_qthelp.qdoc b/doc/src/snippets/code/doc_src_qthelp.qdoc index 11d231f..949e2a5 100644 --- a/doc/src/snippets/code/doc_src_qthelp.qdoc +++ b/doc/src/snippets/code/doc_src_qthelp.qdoc @@ -92,8 +92,7 @@ if (links.count()) { </keywords> <files> <file>classic.css</file> - <file>index.html</file> - <file>doc.html</file> + <file>*.html</file> </files> </filterSection> </QtHelpProject> @@ -154,8 +153,7 @@ if (links.count()) { ... <files> <file>classic.css</file> - <file>index.html</file> - <file>doc.html</file> + <file>*.html</file> </files> ... //! [13] diff --git a/doc/src/snippets/code/doc_src_styles.qdoc b/doc/src/snippets/code/doc_src_styles.qdoc index e11dc05..9d5756a 100644 --- a/doc/src/snippets/code/doc_src_styles.qdoc +++ b/doc/src/snippets/code/doc_src_styles.qdoc @@ -1,5 +1,5 @@ //! [0] - opt.init(q); + opt.initFrom(q); if (down) opt.state |= QStyle::State_Sunken; if (tristate && noChange) diff --git a/doc/src/snippets/code/doc_src_stylesheet.qdoc b/doc/src/snippets/code/doc_src_stylesheet.qdoc index 60622d3..a62148f 100644 --- a/doc/src/snippets/code/doc_src_stylesheet.qdoc +++ b/doc/src/snippets/code/doc_src_stylesheet.qdoc @@ -1538,6 +1538,11 @@ QSplitter::handle:horizontal { QSplitter::handle:vertical { height: 2px; } + +QSplitter::handle:pressed { + url(images/splitter_pressed.png); +} + //! [142] diff --git a/doc/src/snippets/code/src_corelib_global_qglobal.cpp b/doc/src/snippets/code/src_corelib_global_qglobal.cpp index 287181a..50052c3 100644 --- a/doc/src/snippets/code/src_corelib_global_qglobal.cpp +++ b/doc/src/snippets/code/src_corelib_global_qglobal.cpp @@ -358,6 +358,30 @@ QString global_greeting(int type) //! [36] +//! [qttrid] + //% "%n fooish bar(s) found.\n" + //% "Do you want to continue?" + QString text = qtTrId("qtn_foo_bar", n); +//! [qttrid] + + +//! [qttrid_noop] +static const char * const ids[] = { + //% "This is the first text." + QT_TRID_NOOP("qtn_1st_text"), + //% "This is the second text." + QT_TRID_NOOP("qtn_2nd_text"), + 0 +}; + +void TheClass::addLabels() +{ + for (int i = 0; ids[i]; ++i) + new QLabel(qtTrId(ids[i]), this); +} +//! [qttrid_noop] + + //! [37] qWarning("%s: %s", qPrintable(key), qPrintable(value)); //! [37] diff --git a/doc/src/snippets/code/src_corelib_io_qfileinfo.cpp b/doc/src/snippets/code/src_corelib_io_qfileinfo.cpp index 2ab15ee..89b4f33 100644 --- a/doc/src/snippets/code/src_corelib_io_qfileinfo.cpp +++ b/doc/src/snippets/code/src_corelib_io_qfileinfo.cpp @@ -13,9 +13,9 @@ info1.size(); // returns 56201 info1.symLinkTarget(); // returns "/opt/pretty++/bin/untabify" QFileInfo info2(info1.symLinkTarget()); -info1.isSymLink(); // returns false -info1.absoluteFilePath(); // returns "/opt/pretty++/bin/untabify" -info1.size(); // returns 56201 +info2.isSymLink(); // returns false +info2.absoluteFilePath(); // returns "/opt/pretty++/bin/untabify" +info2.size(); // returns 56201 #endif //! [0] diff --git a/doc/src/snippets/code/src_corelib_kernel_qobject.cpp b/doc/src/snippets/code/src_corelib_kernel_qobject.cpp index 5a7c5a7..5c0f80c 100644 --- a/doc/src/snippets/code/src_corelib_kernel_qobject.cpp +++ b/doc/src/snippets/code/src_corelib_kernel_qobject.cpp @@ -376,6 +376,15 @@ hostNameLabel->setText(tr("Name:")); QString example = tr("Example"); //! [40] +//! [meta data] +//: This is a comment for the translator. +//= qtn_foo_bar +//~ loc-layout_id foo_dialog +//~ loc-blank False +//~ magic-stuff This might mean something magic. +QString text = MyMagicClass::tr("Sim sala bim."); +//! [meta data] + //! [explicit tr context] QString text = QScrollBar::tr("Page up"); //! [explicit tr context] diff --git a/doc/src/snippets/code/src_corelib_tools_qeasingcurve.cpp b/doc/src/snippets/code/src_corelib_tools_qeasingcurve.cpp new file mode 100644 index 0000000..65358ea --- /dev/null +++ b/doc/src/snippets/code/src_corelib_tools_qeasingcurve.cpp @@ -0,0 +1,4 @@ +//! [0] +qreal myEasingFunction(qreal progress); +//! [0] + diff --git a/doc/src/snippets/code/src_corelib_tools_qlistdata.cpp b/doc/src/snippets/code/src_corelib_tools_qlistdata.cpp index 7d75e1b..3b9a756 100644 --- a/doc/src/snippets/code/src_corelib_tools_qlistdata.cpp +++ b/doc/src/snippets/code/src_corelib_tools_qlistdata.cpp @@ -190,10 +190,10 @@ QVector<QString> vect = list.toVector(); //! [23] -QSet<double> set; -set << 20.0 << 30.0 << 40.0 << ... << 70.0; +QSet<int> set; +set << 20 << 30 << 40 << ... << 70; -QList<double> list = QList<double>::fromSet(set); +QList<int> list = QList<int>::fromSet(set); qSort(list); //! [23] diff --git a/doc/src/snippets/code/src_gui_image_qicon.cpp b/doc/src/snippets/code/src_gui_image_qicon.cpp index 2b7c893..455fd84 100644 --- a/doc/src/snippets/code/src_gui_image_qicon.cpp +++ b/doc/src/snippets/code/src_gui_image_qicon.cpp @@ -20,3 +20,12 @@ void MyWidget::drawIcon(QPainter *painter, QPoint pos) painter->drawPixmap(pos, pixmap); } //! [2] + +//! [3] + QIcon undoicon = QIcon::fromTheme("edit-undo"); +//! [3] + +//! [4] + QIcon undoicon = QIcon::fromTheme("edit-undo", QIcon(":/undo.png")); +//! [4] + diff --git a/doc/src/snippets/code/src_gui_image_qpixmap.cpp b/doc/src/snippets/code/src_gui_image_qpixmap.cpp index f86eeae..822b466 100644 --- a/doc/src/snippets/code/src_gui_image_qpixmap.cpp +++ b/doc/src/snippets/code/src_gui_image_qpixmap.cpp @@ -10,3 +10,9 @@ static const char * const start_xpm[]={ QPixmap myPixmap; myPixmap->setMask(myPixmap->createHeuristicMask()); //! [1] + +//! [2] +QPixmap pixmap("background.png"); +QRegion exposed; +pixmap.scroll(10, 10, pixmap.rect(), &exposed); +//! [2] diff --git a/doc/src/snippets/code/src_gui_image_qpixmapcache.cpp b/doc/src/snippets/code/src_gui_image_qpixmapcache.cpp index c4b6353..2a04f64 100644 --- a/doc/src/snippets/code/src_gui_image_qpixmapcache.cpp +++ b/doc/src/snippets/code/src_gui_image_qpixmapcache.cpp @@ -13,7 +13,7 @@ painter->drawPixmap(0, 0, p); //! [1] QPixmap pm; -if (!QPixmapCache::find("my_big_image", pm)) { +if (!QPixmapCache::find("my_big_image", &pm)) { pm.load("bigimage.png"); QPixmapCache::insert("my_big_image", pm); } diff --git a/doc/src/snippets/code/src_gui_qproxystyle.cpp b/doc/src/snippets/code/src_gui_qproxystyle.cpp new file mode 100644 index 0000000..46a2a5f --- /dev/null +++ b/doc/src/snippets/code/src_gui_qproxystyle.cpp @@ -0,0 +1,45 @@ +//! [0] +class MyProxyStyle : public QProxyStyle +{ +public: + + int styleHint(StyleHint hint, const QStyleOption *option = 0, + const QWidget *widget = 0, QStyleHintReturn *returnData = 0) const + { + if (hint == QStyle::SH_UnderlineShortcut) + return 1; + return QProxyStyle::styleHint(hint, option, widget, returnData); + } +}; + +//! [0] + +//! [1] +#include "textedit.h" +#include <QApplication> +#include <QProxyStyle> + +class MyProxyStyle : public QProxyStyle +{ + public: + int styleHint(StyleHint hint, const QStyleOption *option = 0, + const QWidget *widget = 0, QStyleHintReturn *returnData = 0) const + { + if (hint == QStyle::SH_UnderlineShortcut) + return 0; + return QProxyStyle::styleHint(hint, option, widget, returnData); + } +}; + +int main(int argc, char **argv) +{ + Q_INIT_RESOURCE(textedit); + + QApplication a(argc, argv); + a.setStyle(new MyProxyStyle); + TextEdit mw; + mw.resize(700, 800); + mw.show(); + //... +} +//! [1] diff --git a/doc/src/snippets/code/src_network_access_qnetworkdiskcache.cpp b/doc/src/snippets/code/src_network_access_qnetworkdiskcache.cpp new file mode 100644 index 0000000..acd3938 --- /dev/null +++ b/doc/src/snippets/code/src_network_access_qnetworkdiskcache.cpp @@ -0,0 +1,24 @@ +//! [0] +QNetworkAccessManager *manager = new QNetworkAccessManager(this); +QNetworkDiskCache *diskCache = new QNetworkDiskCache(this); +diskCache->setCacheDirectory("cacheDir"); +manager->setCache(diskCache); +//! [0] + +//! [1] +// do a normal request (preferred from network, as this is the default) +QNetworkRequest request(QUrl(QString("http://www.qtsoftware.com"))); +manager->get(request); + +// do a request preferred from cache +QNetworkRequest request2(QUrl(QString("http://www.qtsoftware.com"))); +request2.setAttribute(QNetworkRequest::CacheLoadControlAttribute, QNetworkRequest::PreferCache); +manager->get(request2); +//! [1] + +//! [2] +void replyFinished(QNetworkReply *reply) { + QVariant fromCache = reply->attribute(QNetworkRequest::SourceIsFromCacheAttribute); + qDebug() << "page from cache?" << fromCache.toBool(); +} +//! [2] diff --git a/doc/src/snippets/code/src_network_access_qnetworkreply.cpp b/doc/src/snippets/code/src_network_access_qnetworkreply.cpp new file mode 100644 index 0000000..78b388b --- /dev/null +++ b/doc/src/snippets/code/src_network_access_qnetworkreply.cpp @@ -0,0 +1,10 @@ +//! [0] +QList<QSslCertificate> cert = QSslCertificate::fromPath(QLatin1String("server-certificate.pem")); +QSslError error(QSslError::SelfSignedCertificate, cert.at(0)); +QList<QSslError> expectedSslErrors; +expectedSslErrors.append(error); + +QNetworkReply *reply = manager.get(QNetworkRequest(QUrl("https://server.tld/index.html"))); +reply->ignoreSslErrors(expectedSslErrors); +// here connect signals etc. +//! [0] diff --git a/doc/src/snippets/code/src_network_ssl_qsslsocket.cpp b/doc/src/snippets/code/src_network_ssl_qsslsocket.cpp index afffbab..7845e9b 100644 --- a/doc/src/snippets/code/src_network_ssl_qsslsocket.cpp +++ b/doc/src/snippets/code/src_network_ssl_qsslsocket.cpp @@ -54,3 +54,14 @@ socket->connectToHostEncrypted("imap", 993); if (socket->waitForEncrypted(1000)) qDebug("Encrypted!"); //! [5] + +//! [6] +QList<QSslCertificate> cert = QSslCertificate::fromPath(QLatin1String("server-certificate.pem")); +QSslError error(QSslError::SelfSignedCertificate, cert.at(0)); +QList<QSslError> expectedSslErrors; +expectedSslErrors.append(error); + +QSslSocket socket; +socket.ignoreSslErrors(expectedSslErrors); +socket.connectToHostEncrypted("server.tld", 443); +//! [6] diff --git a/doc/src/snippets/qprocess-environment/main.cpp b/doc/src/snippets/qprocess-environment/main.cpp index 4ede32b..baca968 100644 --- a/doc/src/snippets/qprocess-environment/main.cpp +++ b/doc/src/snippets/qprocess-environment/main.cpp @@ -43,6 +43,7 @@ void startProcess() { + { //! [0] QProcess process; QStringList env = QProcess::systemEnvironment(); @@ -51,6 +52,18 @@ env.replaceInStrings(QRegExp("^PATH=(.*)", Qt::CaseInsensitive), "PATH=\\1;C:\\B process.setEnvironment(env); process.start("myapp"); //! [0] + } + + { +//! [1] +QProcess process; +QHash<QString, QString> env = QProcess::systemEnvironmentHash(); +env.insert("TMPDIR", "C:\\MyApp\\temp"); // Add an environment variable +env["PATH"] += ";C:\\Bin"; +process.setEnvironment(env); +process.start("myapp"); +//! [1] + } } int main(int argc, char *argv[]) diff --git a/doc/src/snippets/qstring/stringbuilder.cpp b/doc/src/snippets/qstring/stringbuilder.cpp new file mode 100644 index 0000000..90803e2 --- /dev/null +++ b/doc/src/snippets/qstring/stringbuilder.cpp @@ -0,0 +1,28 @@ + +//! [0] + QString foo; + QString type = "long"; + + foo->setText(QLatin1String("vector<") + type + QLatin1String(">::iterator")); + + if (foo.startsWith("(" + type + ") 0x")) + ... +//! [0] + +//! [3] + #define QT_USE_FAST_CONCATENATION +//! [3] + +//! [4] + #define QT_USE_FAST_CONCATENATION + #define QT_USE_FAST_OPERATOR_PLUS +//! [4] + +//! [5] + #include <QStringBuilder> + + QString hello("hello"); + QStringRef el(&hello, 2, 3); + QLatin1String world("world"); + QString message = hello % el % world % QChar('!'); +//! [5] diff --git a/doc/src/snippets/qxmlschema/main.cpp b/doc/src/snippets/qxmlschema/main.cpp new file mode 100644 index 0000000..e5989ee --- /dev/null +++ b/doc/src/snippets/qxmlschema/main.cpp @@ -0,0 +1,118 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, 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 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://www.qtsoftware.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtCore> +#include <QtXmlPatterns> + +class Schema +{ + public: + void loadFromUrl() const; + void loadFromFile() const; + void loadFromData() const; +}; + +void Schema::loadFromUrl() const +{ +//! [0] + QUrl url("http://www.schema-example.org/myschema.xsd"); + + QXmlSchema schema; + if (schema.load(url) == true) + qDebug() << "schema is valid"; + else + qDebug() << "schema is invalid"; +//! [0] +} + +void Schema::loadFromFile() const +{ +//! [1] + QFile file("myschema.xsd"); + file.open(QIODevice::ReadOnly); + + QXmlSchema schema; + schema.load(&file, QUrl::fromLocalFile(file.fileName())); + + if (schema.isValid()) + qDebug() << "schema is valid"; + else + qDebug() << "schema is invalid"; +//! [1] +} + +void Schema::loadFromData() const +{ +//! [2] + QByteArray data( "<?xml version=\"1.0\" encoding=\"UTF-8\"?>" + "<xsd:schema" + " xmlns:xsd=\"http://www.w3.org/2001/XMLSchema\"" + " xmlns=\"http://www.qtsoftware.com/xmlschematest\"" + " targetNamespace=\"http://www.qtsoftware.com/xmlschematest\"" + " version=\"1.0\"" + " elementFormDefault=\"qualified\">" + "</xsd:schema>" ); + + QBuffer buffer(&data); + buffer.open(QIODevice::ReadOnly); + + QXmlSchema schema; + schema.load(&buffer); + + if (schema.isValid()) + qDebug() << "schema is valid"; + else + qDebug() << "schema is invalid"; +//! [2] +} + +int main(int argc, char **argv) +{ + QCoreApplication app(argc, argv); + + Schema schema; + + schema.loadFromUrl(); + schema.loadFromFile(); + schema.loadFromData(); + + return 0; +} diff --git a/doc/src/snippets/qxmlschema/qxmlschema.pro b/doc/src/snippets/qxmlschema/qxmlschema.pro new file mode 100644 index 0000000..7e8782a --- /dev/null +++ b/doc/src/snippets/qxmlschema/qxmlschema.pro @@ -0,0 +1,3 @@ +SOURCES += main.cpp + +QT += xmlpatterns diff --git a/doc/src/snippets/qxmlschemavalidator/main.cpp b/doc/src/snippets/qxmlschemavalidator/main.cpp new file mode 100644 index 0000000..581f40f --- /dev/null +++ b/doc/src/snippets/qxmlschemavalidator/main.cpp @@ -0,0 +1,160 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, 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 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://www.qtsoftware.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtCore> +#include <QtXmlPatterns> + +class SchemaValidator +{ + public: + void validateFromUrl() const; + void validateFromFile() const; + void validateFromData() const; + void validateComplete() const; + + private: + QXmlSchema getSchema() const; +}; + +void SchemaValidator::validateFromUrl() const +{ +//! [0] + const QXmlSchema schema = getSchema(); + + const QUrl url("http://www.schema-example.org/test.xml"); + + QXmlSchemaValidator validator(schema); + if (validator.validate(url)) + qDebug() << "instance document is valid"; + else + qDebug() << "instance document is invalid"; +//! [0] +} + +void SchemaValidator::validateFromFile() const +{ +//! [1] + const QXmlSchema schema = getSchema(); + + QFile file("test.xml"); + file.open(QIODevice::ReadOnly); + + QXmlSchemaValidator validator(schema); + if (validator.validate(&file, QUrl::fromLocalFile(file.fileName()))) + qDebug() << "instance document is valid"; + else + qDebug() << "instance document is invalid"; +//! [1] +} + +void SchemaValidator::validateFromData() const +{ +//! [2] + const QXmlSchema schema = getSchema(); + + QByteArray data("<?xml version=\"1.0\" encoding=\"UTF-8\"?>" + "<test></test>"); + + QBuffer buffer(&data); + buffer.open(QIODevice::ReadOnly); + + QXmlSchemaValidator validator(schema); + if (validator.validate(&buffer)) + qDebug() << "instance document is valid"; + else + qDebug() << "instance document is invalid"; +//! [2] +} + +QXmlSchema SchemaValidator::getSchema() const +{ + QByteArray data("<?xml version=\"1.0\" encoding=\"UTF-8\"?>" + "<xsd:schema" + " xmlns:xsd=\"http://www.w3.org/2001/XMLSchema\"" + " xmlns=\"http://www.qtsoftware.com/xmlschematest\"" + " targetNamespace=\"http://www.qtsoftware.com/xmlschematest\"" + " version=\"1.0\"" + " elementFormDefault=\"qualified\">" + "</xsd:schema>"); + + QBuffer buffer(&data); + buffer.open(QIODevice::ReadOnly); + + QXmlSchema schema; + schema.load(&buffer); + + return schema; +} + +void SchemaValidator::validateComplete() const +{ +//! [3] + QUrl schemaUrl("file:///home/user/schema.xsd"); + + QXmlSchema schema; + schema.load(schemaUrl); + + if (schema.isValid()) { + QFile file("test.xml"); + file.open(QIODevice::ReadOnly); + + QXmlSchemaValidator validator(schema); + if (validator.validate(&file, QUrl::fromLocalFile(file.fileName()))) + qDebug() << "instance document is valid"; + else + qDebug() << "instance document is invalid"; + } +//! [3] +} + +int main(int argc, char **argv) +{ + QCoreApplication app(argc, argv); + + SchemaValidator validator; + + validator.validateFromUrl(); + validator.validateFromFile(); + validator.validateFromData(); + validator.validateComplete(); + + return 0; +} diff --git a/doc/src/snippets/qxmlschemavalidator/qxmlschemavalidator.pro b/doc/src/snippets/qxmlschemavalidator/qxmlschemavalidator.pro new file mode 100644 index 0000000..7e8782a --- /dev/null +++ b/doc/src/snippets/qxmlschemavalidator/qxmlschemavalidator.pro @@ -0,0 +1,3 @@ +SOURCES += main.cpp + +QT += xmlpatterns diff --git a/doc/src/snippets/snippets.pro b/doc/src/snippets/snippets.pro index 50e33b3..e3e7eca 100644 --- a/doc/src/snippets/snippets.pro +++ b/doc/src/snippets/snippets.pro @@ -73,6 +73,8 @@ SUBDIRS = brush \ quiloader \ qx11embedcontainer \ qx11embedwidget \ + qxmlschema \ + qxmlschemavalidator \ reading-selections \ scribe-overview \ separations \ diff --git a/doc/src/snippets/statemachine/eventtest.cpp b/doc/src/snippets/statemachine/eventtest.cpp new file mode 100644 index 0000000..e0f359a --- /dev/null +++ b/doc/src/snippets/statemachine/eventtest.cpp @@ -0,0 +1,34 @@ + +#include <QtGui> + +class MyTransition : public QAbstractTransition +{ + Q_OBJECT +public: + MyTransition() {} + +protected: +//![0] + bool eventTest(QEvent *event) + { + if (event->type() == QEvent::Wrapped) { + QEvent *wrappedEvent = static_cast<QWrappedEvent *>(event)->event(); + if (wrappedEvent->type() == QEvent::KeyPress) { + QKeyEvent *keyEvent = static_cast<QKeyEvent *>(wrappedEvent); + // Do your event test + } + } + return false; + } +//![0] + + void onTransition(QEvent *event) + { + + } +}; + +int main(int argv, char **args) +{ + return 0; +} diff --git a/doc/src/snippets/statemachine/main.cpp b/doc/src/snippets/statemachine/main.cpp new file mode 100644 index 0000000..f20d245 --- /dev/null +++ b/doc/src/snippets/statemachine/main.cpp @@ -0,0 +1,48 @@ + +#include <QtGui> + +int main(int argv, char **args) +{ + QApplication app(argv, args); + + QLabel *label = new QLabel; + +//![0] + QStateMachine machine; + QState *s1 = new QState(); + QState *s2 = new QState(); + QState *s3 = new QState(); +//![0] + +//![4] + s1->assignProperty(label, "text", "In state s1"); + s2->assignProperty(label, "text", "In state s2"); + s3->assignProperty(label, "text", "In state s3"); +//![4] + +//![5] + QObject::connect(s3, SIGNAL(entered()), button, SLOT(showMaximized())); + QObject::connect(s3, SIGNAL(exited()), button, SLOT(showMinimized())); +//![5] + +//![1] + s1->addTransition(button, SIGNAL(clicked()), s2); + s2->addTransition(button, SIGNAL(clicked()), s3); + s3->addTransition(button, SIGNAL(clicked()), s1); +//![1] + +//![2] + machine.addState(s1); + machine.addState(s2); + machine.addState(s3); + machine.setInitialState(s1); +//![2] + +//![3] + machine.start(); +//![3] + + label->show(); + + return app.exec(); +} diff --git a/doc/src/snippets/statemachine/main2.cpp b/doc/src/snippets/statemachine/main2.cpp new file mode 100644 index 0000000..60a61e7 --- /dev/null +++ b/doc/src/snippets/statemachine/main2.cpp @@ -0,0 +1,51 @@ + +#include <QtGui> + +int main(int argv, char **args) +{ + QApplication app(argv, args); + + QStateMachine machine; + +//![0] + QState *s1 = new QState(); + QState *s11 = new QState(s1); + QState *s12 = new QState(s1); + QState *s13 = new QState(s1); + s1->setInitialState(s11); + machine.addState(s1); +//![0] + +//![2] + s12>addTransition(quitButton, SIGNAL(clicked()), s12); +//![2] + +//![1] + QFinalState *s2 = new QFinalState(); + s1->addTransition(quitButton, SIGNAL(clicked()), s2); + machine.addState(s2); + + QObject::connect(&machine, SIGNAL(finished()), QApplication::instance(), SLOT(quit())); +//![1] + + QButton *interruptButton = new QPushButton("Interrupt Button"); + +//![3] + QHistoryState *s1h = s1->addHistoryState(); + + QState *s3 = new QState(); + s3->assignProperty(label, "text", "In s3"); + QMessageBox mbox; + mbox.addButton(QMessageBox::Ok); + mbox.setText("Interrupted!"); + mbox.setIcon(QMessageBox::Information); + QObject::connect(s3, SIGNAL(entered()), &mbox, SLOT(exec())); + s3->addTransition(s1h); + machine.addState(s3); + + s1->addTransition(interruptButton, SIGNAL(clicked()), s3); +//![3] + + return app.exec(); +} + diff --git a/doc/src/snippets/statemachine/main3.cpp b/doc/src/snippets/statemachine/main3.cpp new file mode 100644 index 0000000..b04b850 --- /dev/null +++ b/doc/src/snippets/statemachine/main3.cpp @@ -0,0 +1,21 @@ + +#include <QtGui> + +int main(int argv, char **args) +{ + QApplication app(argv, args); + +//![0] + QState *s1 = new QState(QState::ParallelStates); + // s11 and s12 will be entered in parallel + QState *s11 = new QState(s1); + QState *s12 = new QState(s1); +//![0] + +//![1] + s1->addTransition(s1, SIGNAL(finished()), s2); +//![1] + + return app.exec(); +} + diff --git a/doc/src/snippets/statemachine/main4.cpp b/doc/src/snippets/statemachine/main4.cpp new file mode 100644 index 0000000..5681bbd --- /dev/null +++ b/doc/src/snippets/statemachine/main4.cpp @@ -0,0 +1,71 @@ + +#include <QtGui> + + +//![0] +struct StringEvent : public QEvent +{ + StringEvent(const QString &val) + : QEvent(QEvent::Type(QEvent::User+1)), + value(val) {} + + QString value; +}; +//![0] + +//![1] +class StringTransition : public QAbstractTransition +{ +public: + StringTransition(const QString &value) + : m_value(value) {} + +protected: + virtual bool eventTest(QEvent *e) const + { + if (e->type() != QEvent::Type(QEvent::User+1)) // StringEvent + return false; + StringEvent *se = static_cast<StringEvent*>(e); + return (m_value == se->value); + } + + virtual void onTransition(QEvent *) {} + +private: + QString m_value; +}; +//![1] + +int main(int argv, char **args) +{ + QApplication app(argv, args); + +//![2] + QStateMachine machine; + QState *s1 = new QState(); + QState *s2 = new QState(); + QFinalState *done = new QFinalState(); + + StringTransition *t1 = new StringTransition("Hello"); + t1->setTargetState(s2); + s1->addTransition(t1); + StringTransition *t2 = new StringTransition("world"); + t2->setTargetState(done); + s2->addTransition(t2); + + machine.addState(s1); + machine.addState(s2); + machine.addState(done); + machine.setInitialState(s1); +//![2] + +//![3] + machine.postEvent(new StringEvent("Hello")); + machine.postEvent(new StringEvent("world")); +//![3] + + return app.exec(); +} + +#include "main4.moc" + diff --git a/doc/src/snippets/statemachine/main5.cpp b/doc/src/snippets/statemachine/main5.cpp new file mode 100644 index 0000000..90ad8c7 --- /dev/null +++ b/doc/src/snippets/statemachine/main5.cpp @@ -0,0 +1,103 @@ + +#include <QtGui> + +int main(int argv, char **args) +{ + QApplication app(argv, args); + + { +//![0] + QStateMachine machine; + machine.setGlobalRestorePolicy(QStateMachine::RestoreProperties); +//![0] + +//![1] + QState *s1 = new QState(); + s1->assignProperty(object, "fooBar", 1.0); + machine.addState(s1); + machine.setInitialState(s1); + + QState *s2 = new QState(); + machine.addState(s2); +//![1] + } + + { + +//![2] + QStateMachine machine; + machine.setGlobalRestorePolicy(QStateMachine::RestoreProperties); + + QState *s1 = new QState(); + s1->assignProperty(object, "fooBar", 1.0); + machine.addState(s1); + machine.setInitialState(s1); + + QState *s2 = new QState(s1); + s2->assignProperty(object, "fooBar", 2.0); + s1->setInitialState(s2); + + QState *s3 = new QState(s1); +//![2] + + } + + { +//![3] + QState *s1 = new QState(); + QState *s2 = new QState(); + + s1->assignProperty(button, "geometry", QRectF(0, 0, 50, 50)); + s2->assignProperty(button, "geometry", QRectF(0, 0, 100, 100)); + + s1->addTransition(button, SIGNAL(clicked()), s2); +//![3] + + } + + { +//![4] + QState *s1 = new QState(); + QState *s2 = new QState(); + + s1->assignProperty(button, "geometry", QRectF(0, 0, 50, 50)); + s2->assignProperty(button, "geometry", QRectF(0, 0, 100, 100)); + + QSignalTransition *transition = s1->addTransition(button, SIGNAL(clicked()), s2); + transition->addAnimation(new QPropertyAnimation(button, "geometry")); +//![4] + + } + + { + +//![5] + QState *s1 = new QState(); + s1->assignProperty(button, "geometry", QRectF(0, 0, 50, 50)); + + QState *s2 = new QState(); + + s1->addTransition(s1, SIGNAL(polished()), s2); +//![5] + + } + + { + +//![6] + QState *s1 = new QState(); + QState *s2 = new QState(); + + s2->assignProperty(object, "fooBar", 2.0); + s1->addTransition(s2); + + QStateMachine machine; + machine.setInitialState(s1); + machine.addDefaultAnimation(new QPropertyAnimation(object, "fooBar")); +//![6] + + } + + return app.exec(); +} + diff --git a/doc/src/snippets/stringlistmodel/model.cpp b/doc/src/snippets/stringlistmodel/model.cpp index 76329dd..49e0fc7 100644 --- a/doc/src/snippets/stringlistmodel/model.cpp +++ b/doc/src/snippets/stringlistmodel/model.cpp @@ -59,6 +59,11 @@ int StringListModel::rowCount(const QModelIndex &parent) const } //! [0] + +#ifdef 0 +// This represents a read-only version of data(), an early stage in the +// development of the example leading to an editable StringListModel. + /*! Returns an appropriate value for the requested data. If the view requests an invalid index, an invalid variant is returned. @@ -66,7 +71,7 @@ int StringListModel::rowCount(const QModelIndex &parent) const string to be returned. */ -//! [1] +//! [1-data-read-only] QVariant StringListModel::data(const QModelIndex &index, int role) const { if (!index.isValid()) @@ -80,6 +85,31 @@ QVariant StringListModel::data(const QModelIndex &index, int role) const else return QVariant(); } +//! [1-data-read-only] +#endif + + +/*! + Returns an appropriate value for the requested data. + If the view requests an invalid index, an invalid variant is returned. + Any valid index that corresponds to a string in the list causes that + string to be returned. +*/ + +//! [1] +QVariant StringListModel::data(const QModelIndex &index, int role) const +{ + if (!index.isValid()) + return QVariant(); + + if (index.row() >= stringList.size()) + return QVariant(); + + if (role == Qt::DisplayRole || role == Qt::EditRole) + return stringList.at(index.row()); + else + return QVariant(); +} //! [1] /*! diff --git a/doc/src/snippets/widgets-tutorial/template.cpp b/doc/src/snippets/widgets-tutorial/template.cpp new file mode 100644 index 0000000..5958676 --- /dev/null +++ b/doc/src/snippets/widgets-tutorial/template.cpp @@ -0,0 +1,14 @@ +#include <QtGui> + +// Include header files for application components. +// ... + +int main(int argc, char *argv[]) +{ + QApplication app(argc, argv); + + // Set up and show widgets. + // ... + + return app.exec(); +} |
