inter.cs

a simple source code on Remote desktop using blue tooth. Mouse control and desktop screen shot captu

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;

using System.Text;
using System.Windows.Forms;
using System.IO.Ports;
using System.Runtime.InteropServices;
using System.Text.RegularExpressions;
using System.Threading;

namespace WindowsApplication1
{
    public partial class Inter : Form
    {
            SerialPort serialPort = new SerialPort();
            
            private const UInt32 MOUSEEVENTF_LEFTDOWN = 0x0002;
            private const UInt32 MOUSEEVENTF_LEFTUP = 0x0004;
            [DllImport("user32.dll")]
            private static extern void mouse_event(UInt32 dwFlags, UInt32 dx, UInt32 dy, UInt32 dwData, IntPtr dwExtraInfo); 
            
            public static void SendClick(Point location)
            {
                Cursor.Position = location;
                mouse_event(MOUSEEVENTF_LEFTDOWN, 0, 0, 0, new IntPtr());
                mouse_event(MOUSEEVENTF_LEFTUP, 0, 0, 0, new IntPtr());
            }  

        [DllImport("user32.dll", CharSet = CharSet.Auto)]

        /// <summary>
        /// 
        /// </summary>
private static extern Int32 SystemParametersInfo(UInt32 uiAction, UInt32 uiParam, String pvParam, UInt32 fWinIni);

        public static UInt32 SPI_SETDESKWALLPAPER = 20;

        public static UInt32 SPIF_UPDATEINIFILE = 0x1;

        public String imageFileName;

        /// <summary>
        /// ///////////////wallpaper
        /// </summary>

        Thread thread;
        //Thread thread1;
        public Inter()
        {
            InitializeComponent();
            bmp = new Bitmap(ScreenCapturing.GetDesktopWindowCaptureAsBitmap(), pictureBox1.Width, pictureBox1.Height);
            //thread = new Thread(new ThreadStart(threadRun));
            //thread.Start();   
            
            

        }
       
        private void Form1_Load(object sender, EventArgs e)
        {
            serialPort.DataReceived += new SerialDataReceivedEventHandler(DataReceived);            
            string[] portNames = SerialPort.GetPortNames();
            for (int i = 0; i < portNames.Length; i++)
            {
                cbbCOMPorts.Items.Add(portNames[i]);
            }
            btnDisconnect.Enabled = false;
        }

        private void btnConnect_Click(object sender, EventArgs e)
        {
            if (serialPort.IsOpen)
            {
                serialPort.Close();
            }
            try
            {
                serialPort.PortName = cbbCOMPorts.Text;
                serialPort.BaudRate = 9600;
                serialPort.Parity = Parity.None;
                serialPort.DataBits = 8;
                serialPort.StopBits = StopBits.One;

                serialPort.Open();

                lblMessage.Text = cbbCOMPorts.Text + " is connected";

                btnConnect.Enabled = false;
                btnDisconnect.Enabled = true;
            }
            catch (Exception er)
            {
                MessageBox.Show(er.Message);
            }
        }

        private void btnDisconnect_Click(object sender, EventArgs e)
        {
            try
            {
                serialPort.Close();
                lblMessage.Text = cbbCOMPorts.Text + " is disconnected";
                btnConnect.Enabled = true;
                btnDisconnect.Enabled = false;
            }
            catch (Exception er)
            {
                MessageBox.Show(er.Message);
            }
        }

        private void btnSend_Click(object sender, EventArgs e)
        {
            try
            {
                serialPort.Write(txtDataToSend.Text);
                txtDataReceived.AppendText(">" + txtDataToSend.Text + Environment.NewLine);
                txtDataReceived.ScrollToCaret();

                txtDataToSend.Text = string.Empty;
            }
            catch (Exception er)
            {
                MessageBox.Show(er.Message);
            }
        }
        private void DataReceived(object sender, SerialDataReceivedEventArgs e)
        {
            //---invoke the delegate to retrieve the received data---
            txtDataReceived.BeginInvoke(new myDelegate(updateTextBox));
        }

        public delegate void myDelegate();
        string recievetext;
        public void updateTextBox()
        {
            //---append the received data into the TextBox control---
            recievetext = serialPort.ReadExisting();
            //MessageBox.Show(recievetext+ "");

            //recievetext = recievetext.Substring(0,);
            //recievetext = recievetext.Substring(0, recievetext.IndexOf(Environment.NewLine));
            //MessageBox.Show(recievetext+";");
            if (recievetext.StartsWith("remoteDesktopReleased"))
            {
                timer1.Stop();
                this.Visible = true;
            }
            else if (recievetext.Contains("getDesktop"))
            {
                //MessageBox.Show(recievetext);
                this.Visible = false;
                threadRun();
                this.Visible = true;
                
                
                //timer1.Interval = 5000;
            }
            else if (recievetext.StartsWith("remoteDesktop"))
            {
                
                timer1.Start();
                timer1.Interval = 5000;
                this.Visible = false;
                //timer1.Interval = 5000;
            }
            
            else if (recievetext.StartsWith("pic"))
            {
                flagPic = true;
            }            
            else if (recievetext.StartsWith("shutdown"))
            {
                System.Diagnostics.Process.Start("ShutDown", "/i");
            }
            else if (recievetext.StartsWith("restart"))
            {
                System.Diagnostics.Process.Start("ShutDown", "/r");
            }
            else if (recievetext.StartsWith("logoff"))
            {
                System.Diagnostics.Process.Start("ShutDown", "/l");
            }
            else if (recievetext.StartsWith("calculator"))
            {
                System.Diagnostics.Process.Start("calc");
            }
            else if (recievetext.StartsWith("paint"))
            {
                System.Diagnostics.Process.Start("mspaint");
            }
            else if (recievetext.StartsWith("wallpaper"))
            {
                
                recievetext = recievetext.Substring(recievetext.IndexOf("r") + 1);
                SetImage(recievetext);
            }

            else if (recievetext.StartsWith("setPic"))
            {
                txtDataReceived.AppendText(recievetext);
                recievetext = recievetext.Substring(7);
                setPic(recievetext.Trim());
            }
            else if (recievetext.StartsWith("click"))
            {
                string temp;
                String ttt;
                try
                {
                    //MessageBox.Show(recievetext);
                    recievetext = recievetext.Substring(5).Trim();
                    //MessageBox.Show(recievetext);
                    temp = recievetext.Substring(0, recievetext.IndexOf(":")).Trim();
                    //MessageBox.Show(temp);
                    recievetext = recievetext.Substring(recievetext.IndexOf(":")+1).Trim();
                    recievetext = recievetext.Substring(0, recievetext.IndexOf(":")).Trim();
                    if (recievetext.IndexOf("click") >0)
                    {
                        recievetext = recievetext.Substring(0,recievetext.IndexOf("mouse")).Trim();
                    }
                    //MessageBox.Show(recievetext);
                    //recievetext = recievetext.Substring(0,recievetext.IndexOf(":")).Trim();
                    //MessageBox.Show(recievetext);
                    int x = int.Parse(temp);
                    int y = int.Parse(recievetext);
                    SendClick(new Point(Cursor.Position.X, Cursor.Position.Y));
                }catch(Exception eeee)
                {
                }

            }
            else if (recievetext.StartsWith("mouse"))
            {
                string temp;
                String ttt;