From b1e739b52416852014ee7a933aac81a28a9ac71f Mon Sep 17 00:00:00 2001 From: Jerome Pasion Date: Wed, 24 Oct 2012 15:51:15 +0200 Subject: Qt GUI: Adding Rich Text Processing documentation from qtdoc -included the snippets -editing for technical accuracy still to be done. -ported missing files from Qt 4 Change-Id: I0b2d27630b762c6518c08973a40b476d7852001d Reviewed-by: Eskil Abrahamsen Blomfeldt --- .../snippets/textdocument-imageformat/images.qrc | 6 ++ .../textdocument-imageformat/images/advert.png | Bin 0 -> 16291 bytes .../textdocument-imageformat/images/newimage.png | Bin 0 -> 5490 bytes .../doc/snippets/textdocument-imageformat/main.cpp | 98 +++++++++++++++++++++ .../textdocument-imageformat.pro | 2 + 5 files changed, 106 insertions(+) create mode 100644 src/gui/doc/snippets/textdocument-imageformat/images.qrc create mode 100644 src/gui/doc/snippets/textdocument-imageformat/images/advert.png create mode 100644 src/gui/doc/snippets/textdocument-imageformat/images/newimage.png create mode 100644 src/gui/doc/snippets/textdocument-imageformat/main.cpp create mode 100644 src/gui/doc/snippets/textdocument-imageformat/textdocument-imageformat.pro (limited to 'src/gui/doc/snippets/textdocument-imageformat') diff --git a/src/gui/doc/snippets/textdocument-imageformat/images.qrc b/src/gui/doc/snippets/textdocument-imageformat/images.qrc new file mode 100644 index 0000000000..6473daf34e --- /dev/null +++ b/src/gui/doc/snippets/textdocument-imageformat/images.qrc @@ -0,0 +1,6 @@ + + + images/advert.png + images/newimage.png + + diff --git a/src/gui/doc/snippets/textdocument-imageformat/images/advert.png b/src/gui/doc/snippets/textdocument-imageformat/images/advert.png new file mode 100644 index 0000000000..40e10d5225 Binary files /dev/null and b/src/gui/doc/snippets/textdocument-imageformat/images/advert.png differ diff --git a/src/gui/doc/snippets/textdocument-imageformat/images/newimage.png b/src/gui/doc/snippets/textdocument-imageformat/images/newimage.png new file mode 100644 index 0000000000..0eec048a77 Binary files /dev/null and b/src/gui/doc/snippets/textdocument-imageformat/images/newimage.png differ diff --git a/src/gui/doc/snippets/textdocument-imageformat/main.cpp b/src/gui/doc/snippets/textdocument-imageformat/main.cpp new file mode 100644 index 0000000000..923549f49f --- /dev/null +++ b/src/gui/doc/snippets/textdocument-imageformat/main.cpp @@ -0,0 +1,98 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** 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 Digia Plc 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." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include + +QString tr(const char *text) +{ + return QApplication::translate(text, text); +} + +int main(int argc, char *argv[]) +{ + QApplication app(argc, argv); + QTextEdit *editor = new QTextEdit; + + QTextDocument *document = new QTextDocument(editor); + QTextCursor cursor(document); + + QTextImageFormat imageFormat; + imageFormat.setName(":/images/advert.png"); + cursor.insertImage(imageFormat); + + QTextBlock block = cursor.block(); + QTextFragment fragment; + QTextBlock::iterator it; + + for (it = block.begin(); !(it.atEnd()); ++it) { + fragment = it.fragment(); + + if (fragment.contains(cursor.position())) + break; + } + +//! [0] + if (fragment.isValid()) { + QTextImageFormat newImageFormat = fragment.charFormat().toImageFormat(); + + if (newImageFormat.isValid()) { + newImageFormat.setName(":/images/newimage.png"); + QTextCursor helper = cursor; + + helper.setPosition(fragment.position()); + helper.setPosition(fragment.position() + fragment.length(), + QTextCursor::KeepAnchor); + helper.setCharFormat(newImageFormat); +//! [0] //! [1] + } +//! [1] //! [2] + } +//! [2] + + cursor.insertBlock(); + cursor.insertText("Code less. Create more."); + + editor->setDocument(document); + editor->setWindowTitle(tr("Text Document Image Format")); + editor->resize(320, 480); + editor->show(); + + return app.exec(); +} diff --git a/src/gui/doc/snippets/textdocument-imageformat/textdocument-imageformat.pro b/src/gui/doc/snippets/textdocument-imageformat/textdocument-imageformat.pro new file mode 100644 index 0000000000..1c6437050a --- /dev/null +++ b/src/gui/doc/snippets/textdocument-imageformat/textdocument-imageformat.pro @@ -0,0 +1,2 @@ +SOURCES = main.cpp +RESOURCES += images.qrc -- cgit v1.2.3