diff options
Diffstat (limited to 'doc/src/snippets/code/src_corelib_kernel_qcoreapplication.cpp')
-rw-r--r-- | doc/src/snippets/code/src_corelib_kernel_qcoreapplication.cpp | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/doc/src/snippets/code/src_corelib_kernel_qcoreapplication.cpp b/doc/src/snippets/code/src_corelib_kernel_qcoreapplication.cpp new file mode 100644 index 0000000000..0e6c16f6de --- /dev/null +++ b/doc/src/snippets/code/src_corelib_kernel_qcoreapplication.cpp @@ -0,0 +1,126 @@ +/**************************************************************************** +** +** 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. +** +** $QT_BEGIN_LICENSE:BSD$ +** 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] +QMouseEvent event(QEvent::MouseButtonPress, pos, 0, 0, 0); +QApplication::sendEvent(mainWindow, &event); +//! [0] + + +//! [1] +QPushButton *quitButton = new QPushButton("Quit"); +connect(quitButton, SIGNAL(clicked()), &app, SLOT(quit())); +//! [1] + + +//! [2] +foreach (const QString &path, app.libraryPaths()) + do_something(path); +//! [2] + + +//! [3] +bool myEventFilter(void *message, long *result); +//! [3] + + +//! [4] +static int *global_ptr = 0; + +static void cleanup_ptr() +{ + delete [] global_ptr; + global_ptr = 0; +} + +void init_ptr() +{ + global_ptr = new int[100]; // allocate data + qAddPostRoutine(cleanup_ptr); // delete later +} +//! [4] + + +//! [5] +class MyPrivateInitStuff : public QObject +{ +public: + static MyPrivateInitStuff *initStuff(QObject *parent) + { + if (!p) + p = new MyPrivateInitStuff(parent); + return p; + } + + ~MyPrivateInitStuff() + { + // cleanup goes here + } + +private: + MyPrivateInitStuff(QObject *parent) + : QObject(parent) + { + // initialization goes here + } + + MyPrivateInitStuff *p; +}; +//! [5] + + +//! [6] +static inline QString tr(const char *sourceText, + const char *comment = 0); +static inline QString trUtf8(const char *sourceText, + const char *comment = 0); +//! [6] + + +//! [7] +class MyMfcView : public CView +{ + Q_DECLARE_TR_FUNCTIONS(MyMfcView) + +public: + MyMfcView(); + ... +}; +//! [7] |