Just for convenience, here is an example of a QTextEdit child class implementing the missing maxLength feature.
Regards,
Oscar
#include <QtCore>
#include <QtGui>
#include "TextEdit.hpp"
TextEdit::TextEdit() : QPlainTextEdit() {
connect(this, SIGNAL(textChanged()), this, SLOT(myTextChanged()));
}
TextEdit::TextEdit(int maxChar) : QPlainTextEdit() {
this->maxChar = maxChar;
connect(this, SIGNAL(textChanged()), this, SLOT(myTextChanged()));
}
int TextEdit::getMaxChar() {
return maxChar;
}
void TextEdit::setMaxChar(int maxChar) {
this->maxChar = maxChar;
}
void TextEdit::myTextChanged() {
if (QPlainTextEdit::toPlainText().length()>maxChar) {
QPlainTextEdit::setPlainText(QPlainTextEdit::toPlainText().left(QPlainTextEdit::toPlainText().length()-1));
QString::fromUtf8("Warning: no more then ") + QString::number(maxChar
) + QString::fromUtf8(" characters in this field"),
}
}
#include <QtCore>
#include <QtGui>
#include "TextEdit.hpp"
TextEdit::TextEdit() : QPlainTextEdit() {
connect(this, SIGNAL(textChanged()), this, SLOT(myTextChanged()));
}
TextEdit::TextEdit(int maxChar) : QPlainTextEdit() {
this->maxChar = maxChar;
connect(this, SIGNAL(textChanged()), this, SLOT(myTextChanged()));
}
int TextEdit::getMaxChar() {
return maxChar;
}
void TextEdit::setMaxChar(int maxChar) {
this->maxChar = maxChar;
}
void TextEdit::myTextChanged() {
if (QPlainTextEdit::toPlainText().length()>maxChar) {
QPlainTextEdit::setPlainText(QPlainTextEdit::toPlainText().left(QPlainTextEdit::toPlainText().length()-1));
QPlainTextEdit::moveCursor(QTextCursor::End);
QMessageBox::information(NULL, QString::fromUtf8("Warning"),
QString::fromUtf8("Warning: no more then ") + QString::number(maxChar) + QString::fromUtf8(" characters in this field"),
QString::fromUtf8("Ok"));
}
}
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