本文整理汇总了C++中QPlainTextEdit::viewport方法的典型用法代码示例。如果您正苦于以下问题：C++ QPlainTextEdit::viewport方法的具体用法？C++ QPlainTextEdit::viewport怎么用？C++ QPlainTextEdit::viewport使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类QPlainTextEdit的用法示例。
在下文中一共展示了QPlainTextEdit::viewport方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: filterMessages
void MessagesDialog::filterMessages()
{
QMutexLocker locker( &messageLocker );
QPlainTextEdit *messages = ui.messages;
QTextBlock block = messages->document()->firstBlock();
while( block.isValid() )
{
block.setVisible( matchFilter( block.text().toLower() ) );
block = block.next();
}
/* Consider the whole QTextDocument as dirty now */
messages->document()->markContentsDirty( 0, messages->document()->characterCount() );
/* FIXME This solves a bug (Qt?) with the viewport not resizing the
vertical scroll bar when one or more QTextBlock are hidden */
QSize vsize = messages->viewport()->size();
messages->viewport()->resize( vsize + QSize( 1, 1 ) );
messages->viewport()->resize( vsize );
}