Difference between revisions of "Qt/Widgets/Cursor"

#include <QApplication>
 
#include "form.h"
 
int main(int argc, char *argv[])
{
    QApplication app(argc, argv);
    MyForm form;
 
    form.show();
    return app.exec();
}

#include "form.h"
 
#include <QCursor>
 
MyForm::MyForm(QWidget *parent) : QWidget(parent)
{
  setupUi(this);
  connect( this->pushButton, SIGNAL( clicked() ), this, SLOT(pushButton_clicked()) );
  this->isWaiting = false;
}
 
void MyForm::pushButton_clicked()
{
  this->label->setText("hello");
 
  QCursor waitCursor;
  if(!isWaiting)
    {
    waitCursor.setShape(Qt::WaitCursor);
    isWaiting = true;
    }
  else
    {
    waitCursor.setShape(Qt::ArrowCursor);
    isWaiting = false;
    }
  this->setCursor(waitCursor);
}

#ifndef FORM_H
#define FORM_H
 
#include "ui_form.h"
 
class MyForm : public QWidget, private Ui::Form
{
Q_OBJECT
public:
  MyForm(QWidget *parent = 0);
 
public slots:
  void pushButton_clicked();
 
private:
  bool isWaiting;
};
 
#endif