void call_impl::Init_Pic()
{
QString strPicDir="/pic/";
Btn_0->setPixmap(QPixmap (strPicDir+"3_0.png"));
Btn_1->setPixmap(QPixmap (strPicDir+"3_1.png"));
Btn_2->setPixmap(QPixmap (strPicDir+"3_2.png"));
Btn_3->setPixmap(QPixmap (strPicDir+"3_3.png"));
Btn_4->setPixmap(QPixmap (strPicDir+"3_4.png"));
Btn_5->setPixmap(QPixmap (strPicDir+"3_5.png"));
Btn_6->setPixmap(QPixmap (strPicDir+"3_6.png"));
Btn_7->setPixmap(QPixmap (strPicDir+"3_7.png"));
Btn_8->setPixmap(QPixmap (strPicDir+"3_8.png"));
Btn_9->setPixmap(QPixmap (strPicDir+"3_9.png"));
}