Qt wiki will be updated on October 12th 2023 starting at 11:30 AM (EEST) and the maintenance will last around 2-3 hours. During the maintenance the site will be unavailable.
How to Use QTextEdit: Difference between revisions
Jump to navigation
Jump to search
AutoSpider (talk | contribs) (Convert ExpressionEngine links) |
Henri Vikki (talk | contribs) (Formatting) |
||
| Line 1: | Line 1: | ||
[[Category:HowTo]] | [[Category:HowTo]] | ||
'''English''' [[How_to_Use_QTextEdit_German|Deutsch]] | '''English''' [[How_to_Use_QTextEdit_German|Deutsch]] | ||
== Overview == | == Overview == | ||
| Line 15: | Line 11: | ||
== Important methods == | == Important methods == | ||
* <code>void setText(const QString text)<code> | * <code>void setText(const QString text)</code> | ||
Resets the displayed text to the specified one. | Resets the displayed text to the specified one. | ||
* < | * <code>void append(const QString text)</code> | ||
Appends the specified text to the displayed text. | Appends the specified text to the displayed text. | ||
* <code>QString toHtml()<code> | * <code>QString toHtml()</code> | ||
Returns the content of the QTextEdit text field as HTML-formatted text. | Returns the content of the QTextEdit text field as HTML-formatted text. | ||
* < | * <code>QString toPlainText()</code> | ||
Returns the content of the QTextEdit text field as plain text. | Returns the content of the QTextEdit text field as plain text. | ||
| Line 43: | Line 39: | ||
return app.exec(); | return app.exec(); | ||
} | } | ||
</code> | |||
Revision as of 11:52, 1 April 2015
English Deutsch
Overview
With QTextEdit, you get an easy to use class to create a rich text field. With this text field, you can display plain text, but also rich text like HTML-formatted text and images.
Important methods
void setText(const QString text)
Resets the displayed text to the specified one.
void append(const QString text)
Appends the specified text to the displayed text.
QString toHtml()
Returns the content of the QTextEdit text field as HTML-formatted text.
QString toPlainText()
Returns the content of the QTextEdit text field as plain text.
Example
QTextEdit can be used for multiple purposes, here is a simple editor:
#include <QApplication>
#include <QTextEdit>
int main(int argc, char **argv)
{
QApplication app(argc, argv);
QTextEdit *txt = new QTextEdit();
txt->setText("Hello, world!");
txt->append("Appending some text…");
txt->show();
return app.exec();
}