mirror of https://github.com/quasar/Quasar.git
369 lines
12 KiB
C#
369 lines
12 KiB
C#
using System;
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using System.Drawing;
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using System.Windows.Forms;
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using System.Collections.Generic;
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using xServer.Core.Helper;
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using xServer.Core.Networking;
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using xServer.Core.Utilities;
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using xServer.Core.MouseKeyHook;
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using xServer.Enums;
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namespace xServer.Forms
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{
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//TODO: Fix Alt + Tab
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public partial class FrmRemoteDesktop : Form
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{
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public bool IsStarted { get; private set; }
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private readonly Client _connectClient;
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private bool _enableMouseInput;
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private bool _enableKeyboardInput;
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private IKeyboardMouseEvents _mEvents;
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private List<Keys> _keysPressed;
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public FrmRemoteDesktop(Client c)
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{
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_connectClient = c;
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_connectClient.Value.FrmRdp = this;
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if (PlatformHelper.RunningOnMono)
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SubscribeMonoEvents();
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else
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SubscribeWindowsHookEvents();
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InitializeComponent();
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}
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private void FrmRemoteDesktop_Load(object sender, EventArgs e)
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{
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this.Text = WindowHelper.GetWindowTitle("Remote Desktop", _connectClient);
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panelTop.Left = (this.Width / 2) - (panelTop.Width / 2);
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btnHide.Left = (panelTop.Width / 2) - (btnHide.Width / 2);
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btnShow.Location = new Point(377, 0);
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btnShow.Left = (this.Width / 2) - (btnShow.Width / 2);
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_keysPressed = new List<Keys>();
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if (_connectClient.Value != null)
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new Core.Packets.ServerPackets.GetMonitors().Execute(_connectClient);
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}
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private void SubscribeWindowsHookEvents()
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{
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_mEvents = Hook.GlobalEvents();
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_mEvents.MouseWheel += OnMouseWheelMove;
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_mEvents.KeyDown += OnKeyDown;
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_mEvents.KeyUp += OnKeyUp;
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}
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private void SubscribeMonoEvents()
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{
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this.KeyDown += OnKeyDown;
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this.KeyUp += OnKeyUp;
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}
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private void UnsubscribeWindowsHookEvents()
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{
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if (_mEvents == null) return;
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_mEvents.MouseWheel -= OnMouseWheelMove;
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_mEvents.KeyDown -= OnKeyDown;
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_mEvents.KeyUp -= OnKeyUp;
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}
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private void UnsubscribeMonoEvents()
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{
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this.KeyDown -= OnKeyDown;
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this.KeyUp -= OnKeyUp;
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}
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public void AddMonitors(int monitors)
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{
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try
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{
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cbMonitors.Invoke((MethodInvoker)delegate
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{
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for (int i = 0; i < monitors; i++)
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cbMonitors.Items.Add(string.Format("Monitor {0}", i + 1));
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cbMonitors.SelectedIndex = 0;
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});
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}
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catch (InvalidOperationException)
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{
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}
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}
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public void UpdateImage(Bitmap bmp, bool cloneBitmap = false)
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{
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picDesktop.UpdateImage(bmp, cloneBitmap);
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}
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private void _frameCounter_FrameUpdated(FrameUpdatedEventArgs e)
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{
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try
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{
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this.Invoke((MethodInvoker)delegate
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{
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this.Text = string.Format("{0} - FPS: {1}", WindowHelper.GetWindowTitle("Remote Desktop", _connectClient), e.CurrentFramesPerSecond.ToString("0.00"));
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});
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}
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catch (InvalidOperationException)
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{
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}
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}
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private void ToggleControls(bool t)
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{
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IsStarted = !t;
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try
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{
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this.Invoke((MethodInvoker)delegate
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{
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btnStart.Enabled = t;
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btnStop.Enabled = !t;
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barQuality.Enabled = t;
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});
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}
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catch (InvalidOperationException)
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{
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}
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}
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private void FrmRemoteDesktop_FormClosing(object sender, FormClosingEventArgs e)
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{
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if (!picDesktop.IsDisposed && !picDesktop.Disposing)
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picDesktop.Dispose();
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if (_connectClient.Value != null)
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_connectClient.Value.FrmRdp = null;
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UnsubscribeWindowsHookEvents();
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UnsubscribeMonoEvents();
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}
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private void FrmRemoteDesktop_Resize(object sender, EventArgs e)
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{
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panelTop.Left = (this.Width/2) - (panelTop.Width/2);
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btnShow.Left = (this.Width/2) - (btnShow.Width/2);
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}
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private void btnStart_Click(object sender, EventArgs e)
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{
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if (cbMonitors.Items.Count == 0)
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{
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MessageBox.Show("No monitor detected.\nPlease wait till the client sends a list with available monitors.",
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"Starting failed", MessageBoxButtons.OK, MessageBoxIcon.Warning);
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return;
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}
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ToggleControls(false);
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picDesktop.Start();
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// Subscribe to the new frame counter.
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picDesktop.SetFrameUpdatedEvent(_frameCounter_FrameUpdated);
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this.ActiveControl = picDesktop;
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new Core.Packets.ServerPackets.GetDesktop(barQuality.Value, cbMonitors.SelectedIndex).Execute(_connectClient);
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}
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private void btnStop_Click(object sender, EventArgs e)
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{
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ToggleControls(true);
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picDesktop.Stop();
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// Unsubscribe from the frame counter. It will be re-created when starting again.
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picDesktop.UnsetFrameUpdatedEvent(_frameCounter_FrameUpdated);
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this.ActiveControl = picDesktop;
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}
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private void barQuality_Scroll(object sender, EventArgs e)
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{
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int value = barQuality.Value;
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lblQualityShow.Text = value.ToString();
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if (value < 25)
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lblQualityShow.Text += " (low)";
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else if (value >= 85)
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lblQualityShow.Text += " (best)";
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else if (value >= 75)
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lblQualityShow.Text += " (high)";
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else if (value >= 25)
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lblQualityShow.Text += " (mid)";
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this.ActiveControl = picDesktop;
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}
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private void btnMouse_Click(object sender, EventArgs e)
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{
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if (_enableMouseInput)
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{
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this.picDesktop.Cursor = Cursors.Default;
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btnMouse.Image = Properties.Resources.mouse_delete;
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toolTipButtons.SetToolTip(btnMouse, "Enable mouse input.");
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_enableMouseInput = false;
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}
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else
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{
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this.picDesktop.Cursor = Cursors.Hand;
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btnMouse.Image = Properties.Resources.mouse_add;
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toolTipButtons.SetToolTip(btnMouse, "Disable mouse input.");
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_enableMouseInput = true;
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}
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this.ActiveControl = picDesktop;
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}
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private void btnKeyboard_Click(object sender, EventArgs e)
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{
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if (_enableKeyboardInput)
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{
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this.picDesktop.Cursor = Cursors.Default;
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btnKeyboard.Image = Properties.Resources.keyboard_delete;
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toolTipButtons.SetToolTip(btnKeyboard, "Enable keyboard input.");
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_enableKeyboardInput = false;
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}
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else
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{
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this.picDesktop.Cursor = Cursors.Hand;
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btnKeyboard.Image = Properties.Resources.keyboard_add;
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toolTipButtons.SetToolTip(btnKeyboard, "Disable keyboard input.");
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_enableKeyboardInput = true;
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}
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this.ActiveControl = picDesktop;
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}
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private int GetRemoteWidth(int localX)
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{
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return localX * picDesktop.ScreenWidth / picDesktop.Width;
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}
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private int GetRemoteHeight(int localY)
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{
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return localY * picDesktop.ScreenHeight / picDesktop.Height;
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}
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private void picDesktop_MouseDown(object sender, MouseEventArgs e)
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{
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if (picDesktop.Image != null && _enableMouseInput && IsStarted && this.ContainsFocus)
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{
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int local_x = e.X;
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int local_y = e.Y;
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int remote_x = GetRemoteWidth(local_x);
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int remote_y = GetRemoteHeight(local_y);
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MouseAction action = MouseAction.None;
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if (e.Button == MouseButtons.Left)
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action = MouseAction.LeftDown;
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if (e.Button == MouseButtons.Right)
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action = MouseAction.RightDown;
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int selectedMonitorIndex = cbMonitors.SelectedIndex;
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if (_connectClient != null)
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new Core.Packets.ServerPackets.DoMouseEvent(action, true, remote_x, remote_y, selectedMonitorIndex).Execute(_connectClient);
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}
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}
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private void picDesktop_MouseUp(object sender, MouseEventArgs e)
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{
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if (picDesktop.Image != null && _enableMouseInput && IsStarted && this.ContainsFocus)
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{
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int local_x = e.X;
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int local_y = e.Y;
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int remote_x = GetRemoteWidth(local_x);
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int remote_y = GetRemoteHeight(local_y);
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MouseAction action = MouseAction.None;
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if (e.Button == MouseButtons.Left)
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action = MouseAction.LeftDown;
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if (e.Button == MouseButtons.Right)
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action = MouseAction.RightDown;
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int selectedMonitorIndex = cbMonitors.SelectedIndex;
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if (_connectClient != null)
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new Core.Packets.ServerPackets.DoMouseEvent(action, false, remote_x, remote_y, selectedMonitorIndex).Execute(_connectClient);
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}
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}
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private void picDesktop_MouseMove(object sender, MouseEventArgs e)
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{
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if (picDesktop.Image != null && _enableMouseInput && IsStarted && this.ContainsFocus)
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{
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int local_x = e.X;
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int local_y = e.Y;
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int remote_x = GetRemoteWidth(local_x);
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int remote_y = GetRemoteHeight(local_y);
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int selectedMonitorIndex = cbMonitors.SelectedIndex;
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if (_connectClient != null)
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new Core.Packets.ServerPackets.DoMouseEvent(MouseAction.MoveCursor, false, remote_x, remote_y, selectedMonitorIndex).Execute(_connectClient);
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}
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}
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private void OnMouseWheelMove(object sender, MouseEventArgs e)
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{
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if (picDesktop.Image != null && _enableMouseInput && IsStarted && this.ContainsFocus)
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{
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if (_connectClient != null)
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new Core.Packets.ServerPackets.DoMouseEvent(e.Delta == 120 ? MouseAction.ScrollUp : MouseAction.ScrollDown, false, 0, 0, cbMonitors.SelectedIndex).Execute(_connectClient);
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}
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}
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private void OnKeyDown(object sender, KeyEventArgs e)
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{
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if (picDesktop.Image != null && _enableKeyboardInput && IsStarted && this.ContainsFocus)
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{
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e.Handled = true;
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if (_keysPressed.Contains(e.KeyCode))
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return;
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_keysPressed.Add(e.KeyCode);
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if (_connectClient != null)
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new Core.Packets.ServerPackets.DoKeyboardEvent((byte)e.KeyCode, true).Execute(_connectClient);
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}
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}
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private void OnKeyUp(object sender, KeyEventArgs e)
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{
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if (picDesktop.Image != null && _enableKeyboardInput && IsStarted && this.ContainsFocus)
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{
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e.Handled = true;
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_keysPressed.Remove(e.KeyCode);
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if (_connectClient != null)
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new Core.Packets.ServerPackets.DoKeyboardEvent((byte)e.KeyCode, false).Execute(_connectClient);
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}
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}
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private void btnHide_Click(object sender, EventArgs e)
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{
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panelTop.Visible = false;
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btnShow.Visible = true;
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btnHide.Visible = false;
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this.ActiveControl = picDesktop;
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}
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private void btnShow_Click(object sender, EventArgs e)
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{
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panelTop.Visible = true;
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btnShow.Visible = false;
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btnHide.Visible = true;
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this.ActiveControl = picDesktop;
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}
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}
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} |