Delete widgets from QVBoxLayout
-
Hi,
I am creating a QWidget in the constructor and adding that QWidget to QScrollArea. When the verticall scroll bar reaches to the maximum value, i am creating another QWidget and adding to the existing widget. All these are in vertical layout.I want to delete all the widgets in the vertical layout created dynamically when i press a button.
My code :
@writingArea is a another class.
writingArea::writingArea(QWidget *parent) :
QWidget(parent){ //constructor of writingArea class//}//Declaration
MainWindow.hwritingArea *writewidget;
QVBoxLayout *vwritelayout;//Constructor of MainWindow.h
writewidget = new writingArea;
writewidget->setMinimumSize(1000,1300);
vwritelayout->addWidget(writewidget);
connect(ui->answerarea_scrollArea->verticalScrollBar(),SIGNAL(actionTriggered(int)), this,SLOT(add_write_area()));
connect(ui->pushbutton,SIGNAL(clicked()),this,SLOT(delete_wid gets()));//Functions
void MainWindow::add_write_area()
{int write_sliderval = ui->answerarea_scrollArea->verticalScrollBar()->maximum();
int write_sliderpos=ui->answerarea_scrollArea->verticalScrollBar()->sliderPosition();if(write_sliderval == write_sliderpos)
{
writewidget = new writingArea;
writewidget->setMinimumSize(1000,1300);
vwritelayout->addWidget(writewidget);
}
}
void Mainwindow::delete_widgets()
{//Here I want to delete the widgets created in veritelayout.
}@
Please help me....
-
Hi,
From "QLayout's doc":http://qt-project.org/doc/qt-4.8/qlayout.html#takeAt