qt02 textEdit

1、向QTextEdit中当前光标位置添加一行字符串message

ui.messageTextEdit->textCursor().insertText(message+"\n");

2、向QTextEdit中末尾追加一行字符串message

QString content = ui.contentTextEdit->append(message+"\n");

3、读取QTextEdit的值

QString content = ui.contentTextEdit->toPlainText();

4、光标移到末尾

ui.textBrowser_2->moveCursor(QTextCursor::End);