uidialog.py 文件源码

def open_dialog(self,sender):
        # expand out a view/dialog from sender
        root=self.find_root(self.root)
        overlay=ui.Button(frame=(0,0)+tuple(root.frame)[2:],bg_color=(0,0,0,0.25),name='overlay')
        overlay.action=self.dispatch_cancel_action
        finalframe=self.frame
        self.width=5
        overlay.add_subview(self)

        root.add_subview(overlay)

        def ani():
            self.frame=finalframe
            self.center=overlay.center
            self.y=0
        ui.animate(ani,0.15)
        self.overlay=overlay