GraphicsScene Drag image here GraphicsView File url list is empty File is not a valid image Image data is invalid Not supported mimedata: %1 MainWindow File url list is empty &Copy Copy P&ixmap Copy &File Path &Paste Image &Paste Image File Stay on top Protected mode Help Launch application with image file path as argument to load the file. Drag and drop image file onto the window is also supported. Context menu option explanation: Make window stay on top of all other windows. Avoid close window accidentally. (eg. by double clicking the window) main File list.