diff options
Diffstat (limited to 'doc/src/snippets/code')
12 files changed, 290 insertions, 15 deletions
diff --git a/doc/src/snippets/code/doc_src_porting4.cpp b/doc/src/snippets/code/doc_src_porting4.cpp index 730f71f..14c708a 100644 --- a/doc/src/snippets/code/doc_src_porting4.cpp +++ b/doc/src/snippets/code/doc_src_porting4.cpp @@ -165,7 +165,7 @@ while (i.hasNext()) { //! [18] -QList<QWidget *> myWidgets = qFindChildren<QWidget *>(myParent); +QList<QWidget *> myWidgets = myParent->findChildren<QWidget *>(); //! [18] diff --git a/doc/src/snippets/code/doc_src_qmake-manual.pro b/doc/src/snippets/code/doc_src_qmake-manual.pro index e5b749e..042ca0e 100644 --- a/doc/src/snippets/code/doc_src_qmake-manual.pro +++ b/doc/src/snippets/code/doc_src_qmake-manual.pro @@ -193,15 +193,15 @@ DEFINES += USE_MY_STUFF QT_DLL #! [28] -myFiles.sources = path\*.png +myFiles.files = path\*.png DEPLOYMENT += myFiles #! [28] #! [29] -myFiles.sources = path\file1.ext1 path2\file2.ext1 path3\* +myFiles.files = path\file1.ext1 path2\file2.ext1 path3\* myFiles.path = \some\path\on\device -someother.sources = C:\additional\files\* +someother.files = C:\additional\files\* someother.path = \myFiles\path2 DEPLOYMENT += myFiles someother #! [29] @@ -831,12 +831,12 @@ CONFIG(debug, debug|release) { #! [127] #! [128] -customplugin.sources = customimageplugin.dll -customplugin.sources += c:\myplugins\othercustomimageplugin.dll +customplugin.files = customimageplugin.dll +customplugin.files += c:\myplugins\othercustomimageplugin.dll customplugin.path = imageformats -dynamiclibrary.sources = mylib.dll helper.exe +dynamiclibrary.files = mylib.dll helper.exe dynamiclibrary.path = \sys\bin -globalplugin.sources = someglobalimageplugin.dll +globalplugin.files = someglobalimageplugin.dll globalplugin.path = \resource\qt\plugins\imageformats DEPLOYMENT += customplugin dynamiclibrary globalplugin #! [128] @@ -905,7 +905,7 @@ MMP_RULES += myIfdefBlock #! [139] #! [140] -somelib.sources = somelib.dll +somelib.files = somelib.dll somelib.path = \sys\bin somelib.pkg_prerules = "(0x12345678), 2, 2, 0, {\"Some Package\"}" \ "(0x87654321), 1, *, * ~ 2, 2, 0, {\"Some Other Package\"}" @@ -1003,7 +1003,7 @@ DEPLOYMENT -= default_bin_deployment default_resource_deployment default_reg_dep #! [155] default_bin_deployment.flags += FILERUN RUNINSTALL -dep_note.sources = install_note.txt +dep_note.files = install_note.txt dep_note.flags = FILETEXT TEXTEXIT DEPLOYMENT += dep_note #! [155] @@ -1011,3 +1011,19 @@ DEPLOYMENT += dep_note #! [156] DEPLOYMENT.display_name = My Qt App #! [156] + +#! [157] +packagesExist(sqlite3 QtNetwork QtDeclarative) { + DEFINES += USE_FANCY_UI +} +#! [157] + +#! [158] +#ifdef USE_FANCY_UI + // Use the fancy UI, as we have extra packages available +#endif +#! [158] + +#! [159] +RSS_RULES += "graphics_memory=12288;" +#! [159] diff --git a/doc/src/snippets/code/doc_src_qtscript.cpp b/doc/src/snippets/code/doc_src_qtscript.cpp index 822e6fa..de82029 100644 --- a/doc/src/snippets/code/doc_src_qtscript.cpp +++ b/doc/src/snippets/code/doc_src_qtscript.cpp @@ -544,7 +544,7 @@ QScriptValue constructXmlStreamReader(QScriptContext *context, QScriptEngine *en XmlStreamReaderPointer pointer(reader); // store the shared pointer in the script object that we are constructing - return engine->newVariant(context->thisObject(), qVariantFromValue(pointer)); + return engine->newVariant(context->thisObject(), QVariant::fromValue(pointer)); } //! [93] diff --git a/doc/src/snippets/code/src_corelib_global_qglobal.cpp b/doc/src/snippets/code/src_corelib_global_qglobal.cpp index 0b54cef..c79a714 100644 --- a/doc/src/snippets/code/src_corelib_global_qglobal.cpp +++ b/doc/src/snippets/code/src_corelib_global_qglobal.cpp @@ -531,3 +531,27 @@ class MyClass : public QObject //! [47] CApaApplication *myApplicationFactory(); //! [47] + +//! [qlikely] + // the condition inside the "if" will be successful most of the times + for (int i = 1; i <= 365; i++) { + if (Q_LIKELY(isWorkingDay(i))) { + ... + } + ... + } +//! [qlikely] + +//! [qunlikely] +bool readConfiguration(const QFile &file) +{ + // We expect to be asked to read an existing file + if (Q_UNLIKELY(!file.exists())) { + qWarning() << "File not found"; + return false; + } + + ... + return true; +} +//! [qunlikely] diff --git a/doc/src/snippets/code/src_corelib_kernel_qabstractitemmodel.cpp b/doc/src/snippets/code/src_corelib_kernel_qabstractitemmodel.cpp index 5919c01..cf40f9a 100644 --- a/doc/src/snippets/code/src_corelib_kernel_qabstractitemmodel.cpp +++ b/doc/src/snippets/code/src_corelib_kernel_qabstractitemmodel.cpp @@ -86,3 +86,38 @@ beginMoveRows(parent, 2, 2, parent, 0); //! [9] beginMoveRows(parent, 2, 2, parent, 4); //! [9] + + +//! [10] +class CustomDataProxy : public QSortFilterProxyModel +{ + Q_OBJECT +public: + CustomDataProxy(QObject *parent) + : QSortFilterProxyModel(parent) + { + } + + ... + + QVariant data(const QModelIndex &index, int role) + { + if (role != Qt::BackgroundRole) + return QSortFilterProxyModel::data(index, role); + + if (m_customData.contains(index.row())) + return m_customData.value(index.row()); + return QSortFilterProxyModel::data(index, role); + } + +private slots: + void resetInternalData() + { + m_customData.clear(); + } + +private: + QHash<int, QVariant> m_customData; +}; +//! [10] + diff --git a/doc/src/snippets/code/src_corelib_kernel_qvariant.cpp b/doc/src/snippets/code/src_corelib_kernel_qvariant.cpp index a57d722..8b1bcbf 100644 --- a/doc/src/snippets/code/src_corelib_kernel_qvariant.cpp +++ b/doc/src/snippets/code/src_corelib_kernel_qvariant.cpp @@ -132,5 +132,5 @@ return QVariant::fromValue(s); //! [8] QObject *object = getObjectFromSomewhere(); -QVariant data = qVariantFromValue(object); +QVariant data = QVariant::fromValue(object); //! [8] diff --git a/doc/src/snippets/code/src_gui_accessible_qaccessible.cpp b/doc/src/snippets/code/src_gui_accessible_qaccessible.cpp index 6d22734..84eb1cd 100644 --- a/doc/src/snippets/code/src_gui_accessible_qaccessible.cpp +++ b/doc/src/snippets/code/src_gui_accessible_qaccessible.cpp @@ -46,3 +46,7 @@ if (child) { delete child; } //! [0] + +//! [1] +typedef QAccessibleInterface* myFactoryFunction(const QString &key, QObject *); +//! [1] diff --git a/doc/src/snippets/code/src_gui_itemviews_qidentityproxymodel.cpp b/doc/src/snippets/code/src_gui_itemviews_qidentityproxymodel.cpp new file mode 100644 index 0000000..6bf6c89 --- /dev/null +++ b/doc/src/snippets/code/src_gui_itemviews_qidentityproxymodel.cpp @@ -0,0 +1,64 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Stephen Kelly <stephen.kelly@kdab.com> +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** $QT_END_LICENSE$ +** +****************************************************************************/ + +//! [0] +class DateFormatProxyModel : public QIdentityProxyModel +{ + // ... + + void setDateFormatString(const QString &formatString) + { + m_formatString = formatString; + } + + QVariant data(const QModelIndex &index, int role) + { + if (role != Qt::DisplayRole) + return QIdentityProxyModel::data(index, role); + + const QDateTime dateTime = sourceModel()->data(SourceClass::DateRole).toDateTime(); + + return dateTime.toString(m_formatString); + } + +private: + QString m_formatString; +}; +//! [0] diff --git a/doc/src/snippets/code/src_network_access_qhttpmultipart.cpp b/doc/src/snippets/code/src_network_access_qhttpmultipart.cpp new file mode 100644 index 0000000..7c2e0ac --- /dev/null +++ b/doc/src/snippets/code/src_network_access_qhttpmultipart.cpp @@ -0,0 +1,67 @@ +/**************************************************************************** +** +** 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 documentation 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. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +//! [0] +QHttpMultiPart *multiPart = new QHttpMultiPart(QHttpMultiPart::FormDataType); + +QHttpPart textPart; +textPart.setHeader(QNetworkRequest::ContentDispositionHeader, QVariant("form-data; name=\"text\"")); +textPart.setBody("my text"); + +QHttpPart imagePart; +imagePart.setHeader(QNetworkRequest::ContentTypeHeader, QVariant("image/jpeg")); +imagePart.setHeader(QNetworkRequest::ContentDispositionHeader, QVariant("form-data; name=\"image\"")); +QFile *file = new QFile("image.jpg"); +file->open(QIODevice::ReadOnly); +imagePart.setBodyDevice(file); +file->setParent(multiPart); // we cannot delete the file now, so delete it with the multiPart + +multiPart->append(textPart); +multiPart->append(imagePart); + +QUrl url("http://my.server.tld"); +QNetworkRequest request(url); + +QNetworkAccessManager manager; +QNetworkReply *reply = manager.post(request, multiPart); +multiPart->setParent(reply); // delete the multiPart with the reply +// here connect signals etc. +//! [0] diff --git a/doc/src/snippets/code/src_network_access_qhttppart.cpp b/doc/src/snippets/code/src_network_access_qhttppart.cpp new file mode 100644 index 0000000..e70fead --- /dev/null +++ b/doc/src/snippets/code/src_network_access_qhttppart.cpp @@ -0,0 +1,65 @@ +/**************************************************************************** +** +** 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 documentation 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. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +//! [0] +Content-Type: text/plain +Content-Disposition: form-data; name="text" + +here goes the body +//! [0] + +//! [1] +QHttpPart textPart; +textPart.setHeader(QNetworkRequest::ContentTypeHeader, QVariant("text/plain")); +textPart.setHeader(QNetworkRequest::ContentDispositionHeader, QVariant("form-data; name=\"text\"")); +textPart.setBody("here goes the body"); +//! [1] + +//! [2] +QHttpPart imagePart; +imagePart.setHeader(QNetworkRequest::ContentTypeHeader, QVariant("image/jpeg")); +imagePart.setHeader(QNetworkRequest::ContentDispositionHeader, QVariant("form-data; name=\"image\"")); +imagePart.setRawHeader("Content-ID", "my@content.id"); // add any headers you like via setRawHeader() +QFile *file = new QFile("image.jpg"); +file->open(QIODevice::ReadOnly); +imagePart.setBodyDevice(file); +//! [2] + diff --git a/doc/src/snippets/code/src_opengl_qglshaderprogram.cpp b/doc/src/snippets/code/src_opengl_qglshaderprogram.cpp index aa5225a..812adf9 100644 --- a/doc/src/snippets/code/src_opengl_qglshaderprogram.cpp +++ b/doc/src/snippets/code/src_opengl_qglshaderprogram.cpp @@ -52,7 +52,7 @@ program.bind(); //! [1] program.addShaderFromSourceCode(QGLShader::Vertex, "attribute highp vec4 vertex;\n" - "attribute mediump mat4 matrix;\n" + "uniform highp mat4 matrix;\n" "void main(void)\n" "{\n" " gl_Position = matrix * vertex;\n" @@ -67,7 +67,7 @@ program.link(); program.bind(); int vertexLocation = program.attributeLocation("vertex"); -int matrixLocation = program.attributeLocation("matrix"); +int matrixLocation = program.uniformLocation("matrix"); int colorLocation = program.uniformLocation("color"); //! [1] diff --git a/doc/src/snippets/code/src_xmlpatterns_api_qxmlquery.cpp b/doc/src/snippets/code/src_xmlpatterns_api_qxmlquery.cpp index d446af7..dd5cd5b 100644 --- a/doc/src/snippets/code/src_xmlpatterns_api_qxmlquery.cpp +++ b/doc/src/snippets/code/src_xmlpatterns_api_qxmlquery.cpp @@ -163,7 +163,7 @@ break; default: if (v.userType() == qMetaTypeId<QXmlName>()) { - QXmlName n = qVariantValue<QXmlName>(v); + QXmlName n = qvariant_cast<QXmlName>(v); // process QXmlName n... } else { |