private void launchVideoCallBtn_Click(object sender, EventArgs e)
{
vp = new VlcPlayer(this.axVLCPlugin21); //vlcPlayer初始化
vc = new VideoCall(MainForm.clientConnect, sevIP, localIP, localPort, remoteIP, remotePort, vp, camera, UserRole.teacher); //videoCall初始化
//之前这边错写成 VideoCall vc=new VideoCall(...)，这样的话只是定义了一个与全局变量同名的局部变量，并对局部变量进行实例化，
//但是全局变量vc仍然未实例化，导致下面recei()调用makeCallSuccess_A()函数中的vc为null,程序出错
vc.makeCall_A();
this.launchVideoCallBtn.Enabled = false;
this.stopVideoCallBtn.Enabled = true;
this.statusLbl.Text = "请求已发送，等待对方答复....";
}
private void stopVideoCallBtn_Click(object sender, EventArgs e)//挂断
{
vc.stopVideoCall();
//vc.disposeVideoCall_AB();
if (vc != null)
{
vc = null;
}
this.launchVideoCallBtn.Enabled = true;
this.stopVideoCallBtn.Enabled = false;
this.statusLbl.Text = "视话结束！";
}
public void ExecuteSubmitCommand( )
{
SBCDB dbmodule = new SBCDB();
User loggedinUser = dbmodule.GetLoggedinUser(Userid.Trim().ToLower());
if (loggedinUser == null)
{
LoginFailedMsg1Visible = true;
LoginFailedMsg2Visible = true;
LoginFailedMsg3Visible = true;
LoginErrorMessage = "User name: " + Userid + " not found.";
LoginErrorMessage2 = "Please enter valid user id or contact admin.";
OnPropertyChanged("LoginFailedMsg1Visible");
OnPropertyChanged("LoginFailedMsg2Visible");
OnPropertyChanged("LoginFailedMsg3Visible");
OnPropertyChanged("LoginErrorMessage");
OnPropertyChanged("LoginErrorMessage2");
MainPage.mainPage.IsUserLogedin = false;
return;
}
if (string.Compare(PasswordTxt, loggedinUser.Password) == 0)
{
MainPage.mainPage.pagePlaceHolder.Navigate(typeof(TestPanel));
if (videoCall == null)
{
videoCall = new VideoCall();
}
MainPage.mainPage.RightPanelHolder.Navigate(typeof(VideoCall), videoCall);
MainPage.mainPage.IsUserLogedin = true;
}
else
{
LoginFailedMsg1Visible = true;
LoginFailedMsg2Visible = true;
LoginFailedMsg3Visible = true;
LoginErrorMessage = "Password not matched.";
LoginErrorMessage2 = "Please enter valid password or contact admin.";
OnPropertyChanged("LoginFailedMsg1Visible");
OnPropertyChanged("LoginFailedMsg2Visible");
OnPropertyChanged("LoginFailedMsg3Visible");
OnPropertyChanged("LoginErrorMessage");
OnPropertyChanged("LoginErrorMessage2");
MainPage.mainPage.IsUserLogedin = false;
}
}
public Tablet(VideoCall videoCall)
{
this.videoCall = videoCall;
}
public CellPhone(VideoCall videoCall)
{
this.videoCall = videoCall;
}
