SharpDisplayManager: Server/MainForm.cs@eab73d41c9e6

     1 using System;

     2 using System.Collections.Generic;

     3 using System.ComponentModel;

     4 using System.Data;

     5 using System.Drawing;

     6 using System.Linq;

     7 using System.Text;

     8 using System.Threading.Tasks;

     9 using System.Windows.Forms;

    10 using System.IO;

    11 using CodeProject.Dialog;

    12 using System.Drawing.Imaging;

    13 using System.ServiceModel;

    14 using System.Threading;

    15 using System.Diagnostics;

    16 //

    17 using SharpDisplayInterface;

    18 using SharpDisplayClient;

    21 namespace SharpDisplayManager

    22 {

    23     public partial class MainForm : Form

    24     {

    25         DateTime LastTickTime;

    26         Display iDisplay;

    27         System.Drawing.Bitmap iBmp;

    28         bool iCreateBitmap; //Workaround render to bitmap issues when minimized

    29         ServiceHost iServiceHost;

    30         /// <summary>

    31         /// Our collection of clients

    32         /// </summary>

    33         public Dictionary<string, ClientData> iClients;

    34         public bool iClosing;

    36         public MainForm()

    37         {

    38             LastTickTime = DateTime.Now;

    39             iDisplay = new Display();

    40             iClients = new Dictionary<string, ClientData>();

    42             InitializeComponent();

    43             UpdateStatus();

    45             //

    46             tableLayoutPanel.CellBorderStyle = (checkBoxShowBorders.Checked ? TableLayoutPanelCellBorderStyle.Single : TableLayoutPanelCellBorderStyle.None);

    47             //We have a bug when drawing minimized and reusing our bitmap

    48             iBmp = new System.Drawing.Bitmap(tableLayoutPanel.Width, tableLayoutPanel.Height, PixelFormat.Format32bppArgb);

    49             iCreateBitmap = false;

    50         }

    52         private void MainForm_Load(object sender, EventArgs e)

    53         {

    54             StartServer();

    56             //

    57             CheckFontHeight();

    58             //

    61             if (Properties.Settings.Default.DisplayConnectOnStartup)

    62             {

    63                 OpenDisplayConnection();

    64             }

    65         }

    68         private void buttonFont_Click(object sender, EventArgs e)

    69         {

    70             //fontDialog.ShowColor = true;

    71             //fontDialog.ShowApply = true;

    72             fontDialog.ShowEffects = true;

    73             fontDialog.Font = marqueeLabelTop.Font;

    75             fontDialog.FixedPitchOnly = checkBoxFixedPitchFontOnly.Checked;

    77             //fontDialog.ShowHelp = true;

    79             //fontDlg.MaxSize = 40;

    80             //fontDlg.MinSize = 22;

    82             //fontDialog.Parent = this;

    83             //fontDialog.StartPosition = FormStartPosition.CenterParent;

    85             //DlgBox.ShowDialog(fontDialog);

    87             //if (fontDialog.ShowDialog(this) != DialogResult.Cancel)

    88             if (DlgBox.ShowDialog(fontDialog) != DialogResult.Cancel)

    89             {

    91                 //MsgBox.Show("MessageBox MsgBox", "MsgBox caption");

    93                 //MessageBox.Show("Ok");

    94                 marqueeLabelTop.Font = fontDialog.Font;

    95                 marqueeLabelBottom.Font = fontDialog.Font;

    96                 cds.Font = fontDialog.Font;

    97                 Properties.Settings.Default.Save();

    98                 //

    99                 CheckFontHeight();

   100             }

   101         }

   103         /// <summary>

   104         ///

   105         /// </summary>

   106         void CheckFontHeight()

   107         {

   108             if (marqueeLabelBottom.Font.Height > marqueeLabelBottom.Height)

   109             {

   110                 labelWarning.Text = "WARNING: Selected font is too height by " + (marqueeLabelBottom.Font.Height - marqueeLabelBottom.Height) + " pixels!";

   111                 labelWarning.Visible = true;

   112             }

   113             else

   114             {

   115                 labelWarning.Visible = false;

   116             }

   118         }

   120         private void buttonCapture_Click(object sender, EventArgs e)

   121         {

   122             System.Drawing.Bitmap bmp = new System.Drawing.Bitmap(tableLayoutPanel.Width, tableLayoutPanel.Height);

   123             tableLayoutPanel.DrawToBitmap(bmp, tableLayoutPanel.ClientRectangle);

   124             //Bitmap bmpToSave = new Bitmap(bmp);

   125             bmp.Save("D:\\capture.png");

   127             marqueeLabelTop.Text = "Sweet";

   129             /*

   130             string outputFileName = "d:\\capture.png";

   131             using (MemoryStream memory = new MemoryStream())

   132             {

   133                 using (FileStream fs = new FileStream(outputFileName, FileMode.OpenOrCreate, FileAccess.ReadWrite))

   134                 {

   135                     bmp.Save(memory, System.Drawing.Imaging.ImageFormat.Png);

   136                     byte[] bytes = memory.ToArray();

   137                     fs.Write(bytes, 0, bytes.Length);

   138                 }

   139             }

   140              */

   142         }

   144         private void CheckForRequestResults()

   145         {

   146             if (iDisplay.IsRequestPending())

   147             {

   148                 switch (iDisplay.AttemptRequestCompletion())

   149                 {

   150                     case Display.TMiniDisplayRequest.EMiniDisplayRequestPowerSupplyStatus:

   151                         if (iDisplay.PowerSupplyStatus())

   152                         {

   153                             toolStripStatusLabelPower.Text = "ON";

   154                         }

   155                         else

   156                         {

   157                             toolStripStatusLabelPower.Text = "OFF";

   158                         }

   159                         //Issue next request then

   160                         iDisplay.RequestDeviceId();

   161                         break;

   163                     case Display.TMiniDisplayRequest.EMiniDisplayRequestDeviceId:

   164                         toolStripStatusLabelConnect.Text += " - " + iDisplay.DeviceId();

   165                         //Issue next request then

   166                         iDisplay.RequestFirmwareRevision();

   167                         break;

   169                     case Display.TMiniDisplayRequest.EMiniDisplayRequestFirmwareRevision:

   170                         toolStripStatusLabelConnect.Text += " v" + iDisplay.FirmwareRevision();

   171                         //No more request to issue

   172                         break;

   173                 }

   174             }

   175         }

   178         public delegate int CoordinateTranslationDelegate(System.Drawing.Bitmap aBmp, int aInt);

   181         public static int ScreenReversedX(System.Drawing.Bitmap aBmp, int aX)

   182         {

   183             return aBmp.Width - aX - 1;

   184         }

   186         public int ScreenReversedY(System.Drawing.Bitmap aBmp, int aY)

   187         {

   188             return iBmp.Height - aY - 1;

   189         }

   191         public int ScreenX(System.Drawing.Bitmap aBmp, int aX)

   192         {

   193             return aX;

   194         }

   196         public int ScreenY(System.Drawing.Bitmap aBmp, int aY)

   197         {

   198             return aY;

   199         }

   202         //This is our timer tick responsible to perform our render

   203         private void timer_Tick(object sender, EventArgs e)

   204         {

   205             //Update our animations

   206             DateTime NewTickTime = DateTime.Now;

   208             marqueeLabelTop.UpdateAnimation(LastTickTime, NewTickTime);

   209             marqueeLabelBottom.UpdateAnimation(LastTickTime, NewTickTime);

   211             //Update our display

   212             if (iDisplay.IsOpen())

   213             {

   214                 CheckForRequestResults();

   216                 //Draw to bitmap

   217                 if (iCreateBitmap)

   218                 {

   219                     iBmp = new System.Drawing.Bitmap(tableLayoutPanel.Width, tableLayoutPanel.Height, PixelFormat.Format32bppArgb);

   220                 }

   221                 tableLayoutPanel.DrawToBitmap(iBmp, tableLayoutPanel.ClientRectangle);

   222                 //iBmp.Save("D:\\capture.png");

   224                 //Select proper coordinate translation functions

   225                 //We used delegate/function pointer to support reverse screen without doing an extra test on each pixels

   226                 CoordinateTranslationDelegate screenX;

   227                 CoordinateTranslationDelegate screenY;

   229                 if (cds.ReverseScreen)

   230                 {

   231                     screenX = ScreenReversedX;

   232                     screenY = ScreenReversedY;

   233                 }

   234                 else

   235                 {

   236                     screenX = ScreenX;

   237                     screenY = ScreenY;

   238                 }

   240                 //Send it to our display

   241                 for (int i = 0; i < iBmp.Width; i++)

   242                 {

   243                     for (int j = 0; j < iBmp.Height; j++)

   244                     {

   245                         unchecked

   246                         {

   247                             uint color = (uint)iBmp.GetPixel(i, j).ToArgb();

   248                             //For some reason when the app is minimized in the task bar only the alpha of our color is set.

   249                             //Thus that strange test for rendering to work both when the app is in the task bar and when it isn't.

   250                             iDisplay.SetPixel(screenX(iBmp, i), screenY(iBmp, j), Convert.ToInt32(!(color != 0xFF000000)));

   251                         }

   252                     }

   253                 }

   255                 iDisplay.SwapBuffers();

   257             }

   259             //Compute instant FPS

   260             toolStripStatusLabelFps.Text = (1.0/NewTickTime.Subtract(LastTickTime).TotalSeconds).ToString("F0") + " / " + (1000/timer.Interval).ToString() + " FPS";

   262             LastTickTime = NewTickTime;

   264         }

   266         private void OpenDisplayConnection()

   267         {

   268             CloseDisplayConnection();

   270             if (iDisplay.Open((Display.TMiniDisplayType)cds.DisplayType))

   271             {

   272                 UpdateStatus();

   273                 iDisplay.RequestPowerSupplyStatus();

   274             }

   275             else

   276             {

   277                 UpdateStatus();

   278                 toolStripStatusLabelConnect.Text = "Connection error";

   279             }

   280         }

   282         private void CloseDisplayConnection()

   283         {

   284             iDisplay.Close();

   285             UpdateStatus();

   286         }

   288         private void buttonOpen_Click(object sender, EventArgs e)

   289         {

   290             OpenDisplayConnection();

   291         }

   293         private void buttonClose_Click(object sender, EventArgs e)

   294         {

   295             CloseDisplayConnection();

   296         }

   298         private void buttonClear_Click(object sender, EventArgs e)

   299         {

   300             iDisplay.Clear();

   301             iDisplay.SwapBuffers();

   302         }

   304         private void buttonFill_Click(object sender, EventArgs e)

   305         {

   306             iDisplay.Fill();

   307             iDisplay.SwapBuffers();

   308         }

   310         private void trackBarBrightness_Scroll(object sender, EventArgs e)

   311         {

   312             cds.Brightness = trackBarBrightness.Value;

   313             Properties.Settings.Default.Save();

   314             iDisplay.SetBrightness(trackBarBrightness.Value);

   316         }

   319         /// <summary>

   320         /// CDS stands for Current Display Settings

   321         /// </summary>

   322         private DisplaySettingsEntry cds

   323         {

   324             get

   325             {

   326                 DisplaySettings settings = Properties.Settings.Default.DisplaySettings;

   328                 //Make sure all our settings have been created

   329                 while (settings.Displays.Count <= Properties.Settings.Default.CurrentDisplayIndex)

   330                 {

   331                     settings.Displays.Add(new DisplaySettingsEntry());

   332                 }

   334                 DisplaySettingsEntry displaySettings = settings.Displays[Properties.Settings.Default.CurrentDisplayIndex];

   335                 return displaySettings;

   336             }

   337         }

   339         private void UpdateStatus()

   340         {

   341             //Synchronize UI with settings

   342             //Load settings

   343             marqueeLabelTop.Font = cds.Font;

   344             marqueeLabelBottom.Font = cds.Font;

   345             checkBoxShowBorders.Checked = cds.ShowBorders;

   346             checkBoxConnectOnStartup.Checked = Properties.Settings.Default.DisplayConnectOnStartup;

   347             checkBoxReverseScreen.Checked = cds.ReverseScreen;

   348             comboBoxDisplayType.SelectedIndex = cds.DisplayType;

   349             timer.Interval = cds.TimerInterval;

   350             maskedTextBoxTimerInterval.Text = cds.TimerInterval.ToString();

   353             if (iDisplay.IsOpen())

   354             {

   355                 //Only setup brightness if display is open

   356                 trackBarBrightness.Minimum = iDisplay.MinBrightness();

   357                 trackBarBrightness.Maximum = iDisplay.MaxBrightness();

   358                 trackBarBrightness.Value = cds.Brightness;

   359                 trackBarBrightness.LargeChange = Math.Max(1, (iDisplay.MaxBrightness() - iDisplay.MinBrightness()) / 5);

   360                 trackBarBrightness.SmallChange = 1;

   361                 iDisplay.SetBrightness(cds.Brightness);

   362                 //

   363                 buttonFill.Enabled = true;

   364                 buttonClear.Enabled = true;

   365                 buttonOpen.Enabled = false;

   366                 buttonClose.Enabled = true;

   367                 trackBarBrightness.Enabled = true;

   368                 toolStripStatusLabelConnect.Text = "Connected - " + iDisplay.Vendor() + " - " + iDisplay.Product();

   369                 //+ " - " + iDisplay.SerialNumber();

   370             }

   371             else

   372             {

   373                 buttonFill.Enabled = false;

   374                 buttonClear.Enabled = false;

   375                 buttonOpen.Enabled = true;

   376                 buttonClose.Enabled = false;

   377                 trackBarBrightness.Enabled = false;

   378                 toolStripStatusLabelConnect.Text = "Disconnected";

   379                 toolStripStatusLabelPower.Text = "N/A";

   380             }

   381         }

   385         private void checkBoxShowBorders_CheckedChanged(object sender, EventArgs e)

   386         {

   387             //Save our show borders setting

   388             tableLayoutPanel.CellBorderStyle = (checkBoxShowBorders.Checked ? TableLayoutPanelCellBorderStyle.Single : TableLayoutPanelCellBorderStyle.None);

   389             cds.ShowBorders = checkBoxShowBorders.Checked;

   390             Properties.Settings.Default.Save();

   391         }

   393         private void checkBoxConnectOnStartup_CheckedChanged(object sender, EventArgs e)

   394         {

   395             //Save our connect on startup setting

   396             Properties.Settings.Default.DisplayConnectOnStartup = checkBoxConnectOnStartup.Checked;

   397             Properties.Settings.Default.Save();

   398         }

   400         private void checkBoxReverseScreen_CheckedChanged(object sender, EventArgs e)

   401         {

   402             //Save our reverse screen setting

   403             cds.ReverseScreen = checkBoxReverseScreen.Checked;

   404             Properties.Settings.Default.Save();

   405         }

   407         private void MainForm_Resize(object sender, EventArgs e)

   408         {

   409             if (WindowState == FormWindowState.Minimized)

   410             {

   411                 // Do some stuff

   412                 //iBmp = new System.Drawing.Bitmap(tableLayoutPanel.Width, tableLayoutPanel.Height, PixelFormat.Format32bppArgb);

   413                 iCreateBitmap = true;

   414             }

   415         }

   417         private void MainForm_FormClosing(object sender, FormClosingEventArgs e)

   418         {

   419             StopServer();

   420             e.Cancel = iClosing;

   421         }

   423         public void StartServer()

   424         {

   425             iServiceHost = new ServiceHost

   426                 (

   427                     typeof(DisplayServer),

   428                     new Uri[] { new Uri("net.tcp://localhost:8001/") }

   429                 );

   431             iServiceHost.AddServiceEndpoint(typeof(IDisplayService), new NetTcpBinding(SecurityMode.None,true), "DisplayService");

   432             iServiceHost.Open();

   433         }

   435         public void StopServer()

   436         {

   437             if (iClients.Count > 0 && !iClosing)

   438             {

   439                 //Tell our clients

   440                 iClosing = true;

   441                 BroadcastCloseEvent();

   442             }

   443             else if (iClosing)

   444             {

   445                 if (MessageBox.Show("Force exit?", "Waiting for clients...", MessageBoxButtons.YesNo, MessageBoxIcon.Warning) == DialogResult.Yes)

   446                 {

   447                     iClosing = false; //We make sure we force close if asked twice

   448                 }

   449             }

   450             else

   451             {

   452                 //We removed that as it often lags for some reason

   453                 //iServiceHost.Close();

   454             }

   455         }

   457         public void BroadcastCloseEvent()

   458         {

   459             Trace.TraceInformation("BroadcastCloseEvent - start");

   461             var inactiveClients = new List<string>();

   462             foreach (var client in iClients)

   463             {

   464                 //if (client.Key != eventData.ClientName)

   465                 {

   466                     try

   467                     {

   468                         Trace.TraceInformation("BroadcastCloseEvent - " + client.Key);

   469                         client.Value.Callback.OnCloseOrder(/*eventData*/);

   470                     }

   471                     catch (Exception ex)

   472                     {

   473                         inactiveClients.Add(client.Key);

   474                     }

   475                 }

   476             }

   478             if (inactiveClients.Count > 0)

   479             {

   480                 foreach (var client in inactiveClients)

   481                 {

   482                     iClients.Remove(client);

   483                     Program.iMainForm.treeViewClients.Nodes.Remove(Program.iMainForm.treeViewClients.Nodes.Find(client, false)[0]);

   484                 }

   485             }

   486         }

   488         private void buttonStartClient_Click(object sender, EventArgs e)

   489         {

   490             Thread clientThread = new Thread(SharpDisplayClient.Program.Main);

   491             clientThread.Start();

   492             BringToFront();

   493         }

   495         private void buttonSuspend_Click(object sender, EventArgs e)

   496         {

   497             timer.Enabled = !timer.Enabled;

   498             if (!timer.Enabled)

   499             {

   500                 buttonSuspend.Text = "Suspend";

   501             }

   502             else

   503             {

   504                 buttonSuspend.Text = "Pause";

   505             }

   506         }

   508         private void buttonCloseClients_Click(object sender, EventArgs e)

   509         {

   510             BroadcastCloseEvent();

   511         }

   513         private void treeViewClients_AfterSelect(object sender, TreeViewEventArgs e)

   514         {

   516         }

   518         //Delegates are used for our thread safe method

   519         public delegate void AddClientDelegate(string aSessionId, IDisplayServiceCallback aCallback);

   520         public delegate void RemoveClientDelegate(string aSessionId);

   521         public delegate void SetTextDelegate(string SessionId, TextField aTextField);

   522         public delegate void SetTextsDelegate(string SessionId, System.Collections.Generic.IList<TextField> aTextFields);

   523         public delegate void SetClientNameDelegate(string aSessionId, string aName);

   526         /// <summary>

   527         ///

   528         /// </summary>

   529         /// <param name="aSessionId"></param>

   530         /// <param name="aCallback"></param>

   531         public void AddClientThreadSafe(string aSessionId, IDisplayServiceCallback aCallback)

   532         {

   533             if (this.InvokeRequired)

   534             {

   535                 //Not in the proper thread, invoke ourselves

   536                 AddClientDelegate d = new AddClientDelegate(AddClientThreadSafe);

   537                 this.Invoke(d, new object[] { aSessionId, aCallback });

   538             }

   539             else

   540             {

   541                 //We are in the proper thread

   542                 //Add this session to our collection of clients

   543                 ClientData newClient = new ClientData(aSessionId, aCallback);

   544                 Program.iMainForm.iClients.Add(aSessionId, newClient);

   545                 //Add this session to our UI

   546                 UpdateClientTreeViewNode(newClient);

   547             }

   548         }

   550         /// <summary>

   551         ///

   552         /// </summary>

   553         /// <param name="aSessionId"></param>

   554         public void RemoveClientThreadSafe(string aSessionId)

   555         {

   556             if (this.InvokeRequired)

   557             {

   558                 //Not in the proper thread, invoke ourselves

   559                 RemoveClientDelegate d = new RemoveClientDelegate(RemoveClientThreadSafe);

   560                 this.Invoke(d, new object[] { aSessionId });

   561             }

   562             else

   563             {

   564                 //We are in the proper thread

   565                 //Remove this session from both client collection and UI tree view

   566                 if (Program.iMainForm.iClients.Keys.Contains(aSessionId))

   567                 {

   568                     Program.iMainForm.iClients.Remove(aSessionId);

   569                     Program.iMainForm.treeViewClients.Nodes.Remove(Program.iMainForm.treeViewClients.Nodes.Find(aSessionId, false)[0]);

   570                 }

   572                 if (iClosing && iClients.Count == 0)

   573                 {

   574                     //We were closing our form

   575                     //All clients are now closed

   576                     //Just resume our close operation

   577                     iClosing = false;

   578                     Close();

   579                 }

   580             }

   581         }

   583         /// <summary>

   584         ///

   585         /// </summary>

   586         /// <param name="aLineIndex"></param>

   587         /// <param name="aText"></param>

   588         public void SetTextThreadSafe(string aSessionId, TextField aTextField)

   589         {

   590             if (this.InvokeRequired)

   591             {

   592                 //Not in the proper thread, invoke ourselves

   593                 SetTextDelegate d = new SetTextDelegate(SetTextThreadSafe);

   594                 this.Invoke(d, new object[] { aSessionId, aTextField });

   595             }

   596             else

   597             {

   598                 ClientData client = iClients[aSessionId];

   599                 if (client != null)

   600                 {

   601                     //Make sure all our texts are in place

   602                     while (client.Texts.Count < (aTextField.Index + 1))

   603                     {

   604                         //Add a text field with proper index

   605                         client.Texts.Add(new TextField(client.Texts.Count));

   606                     }

   607                     client.Texts[aTextField.Index] = aTextField;

   609                     //We are in the proper thread

   610                     //Only support two lines for now

   611                     if (aTextField.Index == 0)

   612                     {

   613                         marqueeLabelTop.Text = aTextField.Text;

   614                         marqueeLabelTop.TextAlign = aTextField.Alignment;

   615                     }

   616                     else if (aTextField.Index == 1)

   617                     {

   618                         marqueeLabelBottom.Text = aTextField.Text;

   619                         marqueeLabelBottom.TextAlign = aTextField.Alignment;

   620                     }

   623                     UpdateClientTreeViewNode(client);

   624                 }

   625             }

   626         }

   628         /// <summary>

   629         ///

   630         /// </summary>

   631         /// <param name="aTexts"></param>

   632         public void SetTextsThreadSafe(string aSessionId, System.Collections.Generic.IList<TextField> aTextFields)

   633         {

   634             if (this.InvokeRequired)

   635             {

   636                 //Not in the proper thread, invoke ourselves

   637                 SetTextsDelegate d = new SetTextsDelegate(SetTextsThreadSafe);

   638                 this.Invoke(d, new object[] { aSessionId, aTextFields });

   639             }

   640             else

   641             {

   642                 //We are in the proper thread

   643                 ClientData client = iClients[aSessionId];

   644                 if (client != null)

   645                 {

   646                     //Populate our client with the given text fields

   647                     int j = 0;

   648                     foreach (TextField textField in aTextFields)

   649                     {

   650                         if (client.Texts.Count < (j + 1))

   651                         {

   652                             client.Texts.Add(textField);

   653                         }

   654                         else

   655                         {

   656                             client.Texts[j] = textField;

   657                         }

   658                         j++;

   659                     }

   660                     //Only support two lines for now

   661                     for (int i = 0; i < aTextFields.Count; i++)

   662                     {

   663                         if (aTextFields[i].Index == 0)

   664                         {

   665                             marqueeLabelTop.Text = aTextFields[i].Text;

   666                             marqueeLabelTop.TextAlign = aTextFields[i].Alignment;

   667                         }

   668                         else if (aTextFields[i].Index == 1)

   669                         {

   670                             marqueeLabelBottom.Text = aTextFields[i].Text;

   671                             marqueeLabelBottom.TextAlign = aTextFields[i].Alignment;

   672                         }

   673                     }

   676                     UpdateClientTreeViewNode(client);

   677                 }

   678             }

   679         }

   682         /// <summary>

   683         ///

   684         /// </summary>

   685         /// <param name="aSessionId"></param>

   686         /// <param name="aName"></param>

   687         public void SetClientNameThreadSafe(string aSessionId, string aName)

   688         {

   689             if (this.InvokeRequired)

   690             {

   691                 //Not in the proper thread, invoke ourselves

   692                 SetClientNameDelegate d = new SetClientNameDelegate(SetClientNameThreadSafe);

   693                 this.Invoke(d, new object[] { aSessionId, aName });

   694             }

   695             else

   696             {

   697                 //We are in the proper thread

   698                 //Get our client

   699                 ClientData client = iClients[aSessionId];

   700                 if (client != null)

   701                 {

   702                     //Set its name

   703                     client.Name = aName;

   704                     //Update our tree-view

   705                     UpdateClientTreeViewNode(client);

   706                 }

   707             }

   708         }

   710         /// <summary>

   711         ///

   712         /// </summary>

   713         /// <param name="aClient"></param>

   714         private void UpdateClientTreeViewNode(ClientData aClient)

   715         {

   716             if (aClient == null)

   717             {

   718                 return;

   719             }

   721             TreeNode node = null;

   722             //Check that our client node already exists

   723             //Get our client root node using its key which is our session ID

   724             TreeNode[] nodes = treeViewClients.Nodes.Find(aClient.SessionId, false);

   725             if (nodes.Count()>0)

   726             {

   727                 //We already have a node for that client

   728                 node = nodes[0];

   729                 //Clear children as we are going to recreate them below

   730                 node.Nodes.Clear();

   731             }

   732             else

   733             {

   734                 //Client node does not exists create a new one

   735                 treeViewClients.Nodes.Add(aClient.SessionId, aClient.SessionId);

   736                 node = treeViewClients.Nodes.Find(aClient.SessionId, false)[0];

   737             }

   739             if (node != null)

   740             {

   741                 //Change its name

   742                 if (aClient.Name != "")

   743                 {

   744                     //We have a name, us it as text for our root node

   745                     node.Text = aClient.Name;

   746                     //Add a child with SessionId

   747                     node.Nodes.Add(new TreeNode(aClient.SessionId));

   748                 }

   749                 else

   750                 {

   751                     //No name, use session ID instead

   752                     node.Text = aClient.SessionId;

   753                 }

   755                 if (aClient.Texts.Count > 0)

   756                 {

   757                     //Create root node for our texts

   758                     TreeNode textsRoot = new TreeNode("Text");

   759                     node.Nodes.Add(textsRoot);

   760                     //For each text add a new entry

   761                     foreach (TextField field in aClient.Texts)

   762                     {

   763                         textsRoot.Nodes.Add(new TreeNode(field.Text));

   764                     }

   765                 }

   767                 node.ExpandAll();

   768             }

   769         }

   771         private void buttonAddRow_Click(object sender, EventArgs e)

   772         {

   773             if (tableLayoutPanel.RowCount < 6)

   774             {

   775                 tableLayoutPanel.RowCount++;

   776                 CheckFontHeight();

   777             }

   778         }

   780         private void buttonRemoveRow_Click(object sender, EventArgs e)

   781         {

   782             if (tableLayoutPanel.RowCount > 1)

   783             {

   784                 tableLayoutPanel.RowCount--;

   785                 CheckFontHeight();

   786             }

   787         }

   789         private void buttonAddColumn_Click(object sender, EventArgs e)

   790         {

   791             if (tableLayoutPanel.ColumnCount < 8)

   792             {

   793                 tableLayoutPanel.ColumnCount++;

   794                 //CheckFontHeight();

   795             }

   796         }

   798         private void buttonRemoveColumn_Click(object sender, EventArgs e)

   799         {

   800             if (tableLayoutPanel.ColumnCount > 1)

   801             {

   802                 tableLayoutPanel.ColumnCount--;

   803                 //CheckFontHeight();

   804             }

   805         }

   807         private void buttonAlignLeft_Click(object sender, EventArgs e)

   808         {

   809             marqueeLabelTop.TextAlign = ContentAlignment.MiddleLeft;

   810             marqueeLabelBottom.TextAlign = ContentAlignment.MiddleLeft;

   811         }

   813         private void buttonAlignCenter_Click(object sender, EventArgs e)

   814         {

   815             marqueeLabelTop.TextAlign = ContentAlignment.MiddleCenter;

   816             marqueeLabelBottom.TextAlign = ContentAlignment.MiddleCenter;

   817         }

   819         private void buttonAlignRight_Click(object sender, EventArgs e)

   820         {

   821             marqueeLabelTop.TextAlign = ContentAlignment.MiddleRight;

   822             marqueeLabelBottom.TextAlign = ContentAlignment.MiddleRight;

   823         }

   825         private void comboBoxDisplayType_SelectedIndexChanged(object sender, EventArgs e)

   826         {

   827             Properties.Settings.Default.CurrentDisplayIndex = comboBoxDisplayType.SelectedIndex;

   828             cds.DisplayType = comboBoxDisplayType.SelectedIndex;

   829             Properties.Settings.Default.Save();

   830             OpenDisplayConnection();

   831         }

   834         private void maskedTextBoxTimerInterval_TextChanged(object sender, EventArgs e)

   835         {

   836             if (maskedTextBoxTimerInterval.Text != "")

   837             {

   838                 timer.Interval = Convert.ToInt32(maskedTextBoxTimerInterval.Text);

   839                 cds.TimerInterval = timer.Interval;

   840                 Properties.Settings.Default.Save();

   841             }

   842         }

   844     }

   846     /// <summary>

   847     /// A UI thread copy of a client relevant data.

   848     /// Keeping this copy in the UI thread helps us deal with threading issues.

   849     /// </summary>

   850     public class ClientData

   851     {

   852         public ClientData(string aSessionId, IDisplayServiceCallback aCallback)

   853         {

   854             SessionId = aSessionId;

   855             Name = "";

   856             Texts = new List<TextField>();

   857             Callback = aCallback;

   858         }

   860         public string SessionId { get; set; }

   861         public string Name { get; set; }

   862         public List<TextField> Texts { get; set; }

   863         public IDisplayServiceCallback Callback { get; set; }

   864     }

   865 }

author	sl
	Sun, 31 Aug 2014 16:14:10 +0200
changeset 49	eab73d41c9e6
parent 47	c9e3d1389d06
child 50	ba4cad33db58
permissions	-rw-r--r--