int main(int argc, char *argv[])
{
QApplication app(argc, argv);
QTextEdit *editor = new QTextEdit;
QTextDocument *document = new QTextDocument(editor);
QTextCursor cursor(document);
QImage image(64, 64, QImage::Format_RGB32);
image.fill(qRgb(255, 160, 128));
//! [Adding a resource]
document->addResource(QTextDocument::ImageResource,
QUrl("mydata://image.png"), QVariant(image));
//! [Adding a resource]
//! [Inserting an image with a cursor]
QTextImageFormat imageFormat;
imageFormat.setName("mydata://image.png");
cursor.insertImage(imageFormat);
//! [Inserting an image with a cursor]
cursor.insertBlock();
cursor.insertText("Code less. Create more.");
editor->setDocument(document);
editor->setWindowTitle(tr("Text Document Images"));
editor->resize(320, 480);
editor->show();
//! [Inserting an image using HTML]
editor->append("<img src=\"mydata://image.png\" />");
//! [Inserting an image using HTML]
return app.exec();
}
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
QTextEdit *editor = new QTextEdit;
//! [0]
QTextDocument *document = editor->document();
QTextCursor redCursor(document);
//! [0] //! [1]
QTextCursor blueCursor(document);
//! [1]
QTextCharFormat redFormat(redCursor.charFormat());
redFormat.setForeground(Qt::red);
QTextCharFormat blueFormat(blueCursor.charFormat());
blueFormat.setForeground(Qt::blue);
redCursor.setCharFormat(redFormat);
blueCursor.setCharFormat(blueFormat);
for (int i = 0; i < 20; ++i) {
if (i % 2 == 0)
redCursor.insertText(tr("%1 ").arg(i), redFormat);
if (i % 5 == 0)
blueCursor.insertText(tr("%1 ").arg(i), blueFormat);
}
editor->setWindowTitle(tr("Text Document Cursors"));
editor->resize(320, 480);
editor->show();
return app.exec();
}
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
QTextEdit *editor = new QTextEdit;
//! [0]
QTextDocument *document = new QTextDocument(editor);
QTextCursor cursor(document);
//! [0]
//! [1]
QTextImageFormat imageFormat;
imageFormat.setName(":/images/advert.png");
cursor.insertImage(imageFormat);
//! [1]
cursor.insertBlock();
cursor.insertText("Code less. Create more.");
editor->setDocument(document);
editor->setWindowTitle(tr("Text Document Images"));
editor->resize(320, 480);
editor->show();
return app.exec();
}
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();
}
QTextEdit* Widgets::createMdiChild()
{
static int sequenceNumber = 1;
QString curFile = tr("document%1.txt").arg(sequenceNumber++);
QTextEdit* child = new QTextEdit;
child->setWindowIcon(QIcon(":/res/new.png"));
child->setWindowTitle(curFile + "[*]");
QMdiSubWindow* subWindow = m_mdiArea->addSubWindow(child);
subWindow->setWindowState(Qt::WindowMaximized);
// subWindow->resize( m_mdiArea->width(), m_mdiArea->height());
child->show();
return child;
}
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
QTextEdit *editor = new QTextEdit();
QTextCursor cursor(editor->textCursor());
cursor.movePosition(QTextCursor::Start);
QTextCharFormat plainFormat(cursor.charFormat());
QTextCharFormat headingFormat = plainFormat;
headingFormat.setFontWeight(QFont::Bold);
headingFormat.setFontPointSize(16);
QTextCharFormat emphasisFormat = plainFormat;
emphasisFormat.setFontItalic(true);
QTextCharFormat qtFormat = plainFormat;
qtFormat.setForeground(QColor("#990000"));
QTextCharFormat underlineFormat = plainFormat;
underlineFormat.setFontUnderline(true);
//! [0]
cursor.insertText(tr("Character formats"),
headingFormat);
cursor.insertBlock();
cursor.insertText(tr("Text can be displayed in a variety of "
"different character formats. "), plainFormat);
cursor.insertText(tr("We can emphasize text by "));
cursor.insertText(tr("making it italic"), emphasisFormat);
//! [0]
cursor.insertText(tr(", give it a "), plainFormat);
cursor.insertText(tr("different color "), qtFormat);
cursor.insertText(tr("to the default text color, "), plainFormat);
cursor.insertText(tr("underline it"), underlineFormat);
cursor.insertText(tr(", and use many other effects."), plainFormat);
editor->setWindowTitle(tr("Text Document Character Formats"));
editor->resize(320, 480);
editor->show();
return app.exec();
}
void MainDock::help() {
//pd Qt version dependent
#if QT_VERSION >= 0x040200
QDesktopServices::openUrl(QUrl("Readme.txt"));
#else
QFile readmeFile("Readme.txt");
readmeFile.open(QIODevice::ReadOnly);
QTextStream readmeStream(&readmeFile);
QString readmeString = readmeStream.readAll();
//won't close automaticaly
QTextEdit* readmeTXE = new QTextEdit(0);
readmeTXE->setMinimumSize(500, 300);
readmeTXE->setWindowTitle("Parallel Worlds Help");
readmeTXE->show();
readmeTXE->setReadOnly(true);
readmeTXE->setPlainText(readmeString);
#endif
}
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
QTextEdit *editor = new QTextEdit();
QTextCursor cursor(editor->textCursor());
cursor.movePosition(QTextCursor::Start);
QTextCharFormat plainFormat(cursor.charFormat());
QTextCharFormat colorFormat = plainFormat;
colorFormat.setForeground(Qt::red);
cursor.insertText(tr("Text can be displayed in a variety of "
"different character "
"formats. "), plainFormat);
cursor.insertText(tr("We can emphasize text by making it "));
cursor.insertText(tr("italic, give it a different color "));
cursor.insertText(tr("to the default text color, underline it, "));
cursor.insertText(tr("and use many other effects."));
QString searchString = tr("text");
QTextDocument *document = editor->document();
//! [0]
QTextCursor newCursor(document);
while (!newCursor.isNull() && !newCursor.atEnd()) {
newCursor = document->find(searchString, newCursor);
if (!newCursor.isNull()) {
newCursor.movePosition(QTextCursor::WordRight,
QTextCursor::KeepAnchor);
newCursor.mergeCharFormat(colorFormat);
}
//! [0] //! [1]
}
//! [1]
editor->setWindowTitle(tr("Text Document Find"));
editor->resize(320, 480);
editor->show();
return app.exec();
}
void CQTOpenGLMainWindow::POVRaySceneXMLPopUp() {
/* Set the text window up */
QTextEdit* pcPOVRayOutput = new QTextEdit();
/* Calculate the geometry of the window so that it's 1/4 of the main window
and placed in the exact center of it */
QRect cGeom = geometry();
cGeom.setBottomRight(geometry().center());
cGeom.moveCenter(geometry().center());
pcPOVRayOutput->setGeometry(cGeom);
/* This window steals all input */
pcPOVRayOutput->setWindowModality(Qt::ApplicationModal);
/* You can't modify its contents (but can copy-paste them) */
pcPOVRayOutput->setReadOnly(true);
/* Set nice document name and window title */
pcPOVRayOutput->setDocumentTitle("ARGoS-POVRay XML camera config");
pcPOVRayOutput->setWindowTitle("ARGoS-POVRay XML camera config");
/* Set the actual text to visualize */
pcPOVRayOutput->setPlainText(GetPOVRaySceneXMLData());
/* Finally, show the resulting window */
pcPOVRayOutput->show();
}
void ComputationalResultsTableView::showLogFile()
{
MongoDatabase *db = MongoDatabase::instance();
mongo::GridFS fs(*db->connection(), "chem", "fs");
mongo::BSONObj *obj =
static_cast<mongo::BSONObj *>(currentIndex().internalPointer());
if (obj) {
const char *file_name = obj->getStringField("log_file");
mongo::GridFile file = fs.findFile(file_name);
if (!file.exists()) {
QMessageBox::critical(this,
"Error",
"Failed to load output file.");
return;
}
// load file into a buffer
std::stringstream stream;
file.write(stream);
QTextEdit *viewer = new QTextEdit(this);
viewer->resize(500, 600);
viewer->setWindowFlags(Qt::Dialog);
viewer->setWindowTitle(file_name);
viewer->setReadOnly(true);
std::string file_data_string = stream.str();
viewer->setText(file_data_string.c_str());
viewer->show();
}
else {
QMessageBox::critical(this,
"Error",
"Failed to load output file.");
}
}
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
//! [0]
QTextEdit *editor = new QTextEdit();
QTextCursor cursor(editor->textCursor());
//! [0]
cursor.movePosition(QTextCursor::Start);
QTextBlockFormat blockFormat = cursor.blockFormat();
blockFormat.setTopMargin(4);
blockFormat.setLeftMargin(4);
blockFormat.setRightMargin(4);
blockFormat.setBottomMargin(4);
cursor.setBlockFormat(blockFormat);
cursor.insertText(tr("This contains plain text inside a "
"text block with margins to keep it separate "
"from other parts of the document."));
cursor.insertBlock();
//! [1]
QTextBlockFormat backgroundFormat = blockFormat;
backgroundFormat.setBackground(QColor("lightGray"));
cursor.setBlockFormat(backgroundFormat);
//! [1]
cursor.insertText(tr("The background color of a text block can be "
"changed to highlight text."));
cursor.insertBlock();
QTextBlockFormat rightAlignedFormat = blockFormat;
rightAlignedFormat.setAlignment(Qt::AlignRight);
cursor.setBlockFormat(rightAlignedFormat);
cursor.insertText(tr("The alignment of the text within a block is "
"controlled by the alignment properties of "
"the block itself. This text block is "
"right-aligned."));
cursor.insertBlock();
QTextBlockFormat paragraphFormat = blockFormat;
paragraphFormat.setAlignment(Qt::AlignJustify);
paragraphFormat.setTextIndent(32);
cursor.setBlockFormat(paragraphFormat);
cursor.insertText(tr("Text can be formatted so that the first "
"line in a paragraph has its own margin. "
"This makes the text more readable."));
cursor.insertBlock();
QTextBlockFormat reverseFormat = blockFormat;
reverseFormat.setAlignment(Qt::AlignJustify);
reverseFormat.setTextIndent(32);
cursor.setBlockFormat(reverseFormat);
cursor.insertText(tr("The direction of the text can be reversed. "
"This is useful for right-to-left "
"languages."));
editor->setWindowTitle(tr("Text Block Formats"));
editor->resize(480, 480);
editor->show();
return app.exec();
}
