diff options
Diffstat (limited to 'doc/src/snippets/code/src_qt3support_text_q3textedit.cpp')
-rw-r--r-- | doc/src/snippets/code/src_qt3support_text_q3textedit.cpp | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/doc/src/snippets/code/src_qt3support_text_q3textedit.cpp b/doc/src/snippets/code/src_qt3support_text_q3textedit.cpp new file mode 100644 index 0000000..e8d5784 --- /dev/null +++ b/doc/src/snippets/code/src_qt3support_text_q3textedit.cpp @@ -0,0 +1,31 @@ +//! [0] +QFile file(fileName); // Read the text from a file +if (file.open(IO_ReadOnly)) { + QTextStream stream(&file); + textEdit->setText(stream.read()); +} + +QFile file(fileName); // Write the text to a file +if (file.open(IO_WriteOnly)) { + QTextStream stream(&file); + stream << textEdit->text(); + textEdit->setModified(false); +} +//! [0] + + +//! [1] +This is <font color=red>red</font> while <b>this</b> is <font color=blue>blue</font>. +<font color=green><font color=yellow>Yellow,</font> and <u>green</u>. +//! [1] + + +//! [2] +Q3TextEdit * log = new Q3TextEdit(this); +log->setTextFormat(Qt::LogText); +Q3StyleSheetItem * item = new Q3StyleSheetItem(log->styleSheet(), "mytag"); +item->setColor("red"); +item->setFontWeight(QFont::Bold); +item->setFontUnderline(true); +log->append("This is a <mytag>custom tag</mytag>!"); +//! [2] |