Sender QWidget name Form1 geometry 0 0 592 480 caption Form1 margin 11 spacing 6 QMultiLineEdit name MultiLineEdit1 QPushButton name PushButton3 text Receive File QPushButton name PushButton1 text &Send QPushButton name PushButton2 text Send &File PushButton1 clicked() Form1 slotSend() PushButton2 clicked() Form1 slotSendFile() PushButton3 clicked() Form1 slotRev() slotRev() slotSend() slotSendFile()