private void Form2_FormClosing(object sender, FormClosingEventArgs e) //点击窗口x调用该函数
{
if (netflag == 0) //判断网络标志是否为0，也就是是否成功连接到网络。
{
newtcpclient.Send(StaticTools.CombomBinaryArray(BitConverter.GetBytes(firstflag), BitConverter.GetBytes(nextflag), Encoding.UTF8.GetBytes("exitthis"))); //设置字符编码为UTF-8并发送退出消息
newtcpclient.Shutdown(SocketShutdown.Both); //停止socket连接
newtcpclient.Close(); //关闭socket连接
}
thread.Abort(); //关闭子线程
f1.Show(); //显示登录窗口form1
}
public void button1_Click(object sender, EventArgs e) //点击发送按钮调用该函数
{
if (!richTextBox2.Text.Equals("")) //判断输入的消息是否为空
{
if (netflag == 0) //判断网络连接是否成功
{
byte[] tosend = Encoding.UTF8.GetBytes("\n" + name + ":\n" + richTextBox2.Text + "\n");
byte[] temp = StaticTools.CombomBinaryArray(BitConverter.GetBytes(firstflag), BitConverter.GetBytes(nextflag), tosend);
newtcpclient.Send(temp); //发送socket消息，并编码UTF-8
richTextBox2.Text = ""; //清空发送栏
pictobyte.Clear(); //清空表情转字节流的缓存区
richTextBox2.Focus(); //将光标聚焦在输入框
}
}
}
private void button4_Click(object sender, EventArgs e)
{
//初始化一个OpenFileDialog类
OpenFileDialog fileDialog = new OpenFileDialog();
//fileDialog.Filter = "(*.png)|*.png|(*.jpg)|*.jpg|(*.jpeg)|*.jpeg";
//判断用户是否正确的选择了文件
if (fileDialog.ShowDialog() == DialogResult.OK)
{
//获取用户选择文件的后缀名
string extension = Path.GetExtension(fileDialog.FileName);
//声明允许的后缀名
//获取用户选择的文件，并判断文件大小不能超过2000K，fileInfo.Length是以字节为单位的
FileInfo fileInfo = new FileInfo(fileDialog.FileName);
if (fileInfo.Length > 2048000)
{
MessageBox.Show("上传的文件不能大于2000K");
}
else //在这里就可以写获取到正确文件后的代码了
{
string filepath = Path.GetFullPath(fileDialog.FileName);
byte[] bytes = StaticTools.GetFileBytes(filepath); //图片路径，转成字节流
MessageBox.Show("创建字节流成功" + filepath);
byte[] fileext = new byte[4];
fileext = Encoding.UTF8.GetBytes(Path.GetExtension(filepath));
//client = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);//实例化Socket对象
//client.Connect(iep);//与该ip地址进行连接
byte[] datasize = new byte[4];
datasize = BitConverter.GetBytes(bytes.Length); //把长度作为16进制数放在datasize中
byte[] temp = new byte[6];
temp = StaticTools.CombomBinaryArray(BitConverter.GetBytes(true), BitConverter.GetBytes(false), datasize, fileext);
newtcpclient.Send(temp); //发送字节流长度给服务器
newtcpclient.Send(bytes, bytes.Length, SocketFlags.None); //发送图片字节
}
//}
}
}
private void pictureBox_Click(object sender, EventArgs e)
{
PictureBox pic = sender as PictureBox;//定义鼠标当前点击picureBox的行为
if (pic == null)
{
return;
}
string emojinumber = ((sender) as PictureBox).Tag.ToString();
Image clickemoji = pic.Image;
MessageBox.Show(string.Format("选中{0}号表情", emojinumber));
//pictobyte.Add(StaticTools.BmpConvertByte(clickemoji));
//Clipboard.SetDataObject(clickemoji);
//richTextBox2.Paste(DataFormats.GetFormat(DataFormats.Bitmap));
//StaticTools.InsertImage(this.richTextBox1,clickemoji);
//Clipboard.Clear();
//byte[] tempemoji = new byte[2048];
//byte[] tempemoji=StaticTools.BmpConvertByte(clickemoji);
//int tempsize = tempemoji.Length;
byte[] size = new byte[4];
byte[] selectidx = new byte[4];
bool createidxofemoji;
if (!(createidxofemoji = StaticTools.ConvertIntToByteArray(int.Parse(emojinumber), ref selectidx)))
{
return;
}
nextflag = true;
newtcpclient.Send(StaticTools.CombomBinaryArray(BitConverter.GetBytes(firstflag), BitConverter.GetBytes(nextflag), selectidx));
//newtcpclient.Send(tempemoji);
//richTextBox2.AppendText(clickemoji.ToString());
////string tag = pic.Tag.ToString();
//string tag = pic.Created.ToString();
//MessageBox.Show(tag);//显示每一个图片位置编号,其他的功能根据自己需要扩展
////this.groupBox.Refresh();
}
