StephaneLenclud@433: /*
StephaneLenclud@433:  
StephaneLenclud@433:   This Source Code Form is subject to the terms of the Mozilla Public
StephaneLenclud@433:   License, v. 2.0. If a copy of the MPL was not distributed with this
StephaneLenclud@433:   file, You can obtain one at http://mozilla.org/MPL/2.0/.
StephaneLenclud@433:  
StephaneLenclud@433:   Copyright (C) 2009-2012 Michael Möller <mmoeller@openhardwaremonitor.org>
StephaneLenclud@433: 	
StephaneLenclud@433: */
StephaneLenclud@433: 
StephaneLenclud@433: using System;
StephaneLenclud@433: using System.Collections.Generic;
StephaneLenclud@433: using System.Drawing;
StephaneLenclud@433: using System.Text;
StephaneLenclud@436: using System.Diagnostics;
StephaneLenclud@433: using System.Windows.Forms;
StephaneLenclud@435: using System.Windows;
StephaneLenclud@433: using OpenHardwareMonitor.Hardware;
StephaneLenclud@433: using OpenHardwareMonitor.Utilities;
StephaneLenclud@433: using System.Runtime.InteropServices;
StephaneLenclud@436: using UacHelpers;
StephaneLenclud@433: 
StephaneLenclud@433: 
StephaneLenclud@433: namespace OpenHardwareMonitor.GUI
StephaneLenclud@433: {
StephaneLenclud@433:     public class SoundGraphDisplay : IDisposable
StephaneLenclud@433:     {
StephaneLenclud@433:         private IComputer computer;
StephaneLenclud@433:         private PersistentSettings settings;
StephaneLenclud@433:         private UnitManager unitManager;
StephaneLenclud@433:         private List<SensorFrontView> list = new List<SensorFrontView>();
StephaneLenclud@436:         private SoundGraph.Server iServer;
StephaneLenclud@436: 
StephaneLenclud@439:         private int iNextSensorToDisplay=0;
StephaneLenclud@439:         private int iTickCounter=0;
StephaneLenclud@438: 
StephaneLenclud@433: 
StephaneLenclud@433:         public SoundGraphDisplay(IComputer computer, PersistentSettings settings,
StephaneLenclud@433:           UnitManager unitManager)
StephaneLenclud@433:         {
StephaneLenclud@433:             this.computer = computer;
StephaneLenclud@433:             this.settings = settings;
StephaneLenclud@433:             this.unitManager = unitManager;
StephaneLenclud@433:             computer.HardwareAdded += new HardwareEventHandler(HardwareAdded);
StephaneLenclud@433:             computer.HardwareRemoved += new HardwareEventHandler(HardwareRemoved);
StephaneLenclud@433: 
StephaneLenclud@436:             //Start our client if needed
StephaneLenclud@436:             Process[] processes = Process.GetProcessesByName("SoundGraphAccess");
StephaneLenclud@436:             if (!(processes.Length > 0))
StephaneLenclud@436:             {
StephaneLenclud@445:               try
StephaneLenclud@445:               {
StephaneLenclud@444:                 //Try to launch the sound graph process from the same folder as this executable
StephaneLenclud@445:                 string exeName = System.IO.Path.GetDirectoryName(Application.ExecutablePath);
StephaneLenclud@444:                 exeName += @"\SoundGraphAccess.exe";
StephaneLenclud@445:                 Process client = UserAccountControl.CreateProcessAsStandardUser(exeName, "");
StephaneLenclud@445:               }
StephaneLenclud@445:               catch (Exception e)
StephaneLenclud@445:               {
StephaneLenclud@445:                 Debug.WriteLine("SoundGraphAccess.exe start-up failed: " + e.ToString());
StephaneLenclud@445:               }
StephaneLenclud@436:             }
StephaneLenclud@436: 
StephaneLenclud@437:             //Start our SoundGraph server
StephaneLenclud@437:             iServer = new SoundGraph.Server(@"\\.\pipe\sga-inbound", @"\\.\pipe\sga-outbound");
StephaneLenclud@436:             iServer.Start();
StephaneLenclud@433:         }
StephaneLenclud@433: 
StephaneLenclud@433:         private void HardwareRemoved(IHardware hardware)
StephaneLenclud@433:         {
StephaneLenclud@433:             hardware.SensorAdded -= new SensorEventHandler(SensorAdded);
StephaneLenclud@433:             hardware.SensorRemoved -= new SensorEventHandler(SensorRemoved);
StephaneLenclud@433:             foreach (ISensor sensor in hardware.Sensors)
StephaneLenclud@433:                 SensorRemoved(sensor);
StephaneLenclud@433:             foreach (IHardware subHardware in hardware.SubHardware)
StephaneLenclud@433:                 HardwareRemoved(subHardware);
StephaneLenclud@433:         }
StephaneLenclud@433: 
StephaneLenclud@433:         private void HardwareAdded(IHardware hardware)
StephaneLenclud@433:         {
StephaneLenclud@433:             foreach (ISensor sensor in hardware.Sensors)
StephaneLenclud@433:                 SensorAdded(sensor);
StephaneLenclud@433:             hardware.SensorAdded += new SensorEventHandler(SensorAdded);
StephaneLenclud@433:             hardware.SensorRemoved += new SensorEventHandler(SensorRemoved);
StephaneLenclud@433:             foreach (IHardware subHardware in hardware.SubHardware)
StephaneLenclud@433:                 HardwareAdded(subHardware);
StephaneLenclud@433:         }
StephaneLenclud@433: 
StephaneLenclud@433:         private void SensorAdded(ISensor sensor)
StephaneLenclud@433:         {
StephaneLenclud@433:             if (settings.GetValue(new Identifier(sensor.Identifier,
StephaneLenclud@438:               "FrontView").ToString(), false))
StephaneLenclud@433:                 Add(sensor, false);
StephaneLenclud@433:         }
StephaneLenclud@433: 
StephaneLenclud@433:         private void SensorRemoved(ISensor sensor)
StephaneLenclud@433:         {
StephaneLenclud@433:             if (Contains(sensor))
StephaneLenclud@433:                 Remove(sensor, false);
StephaneLenclud@433:         }
StephaneLenclud@433: 
StephaneLenclud@433:         public void Dispose()
StephaneLenclud@433:         {
StephaneLenclud@433:             foreach (SensorFrontView icon in list)
StephaneLenclud@433:                 icon.Dispose();
StephaneLenclud@433: 
StephaneLenclud@437:             Quit();
StephaneLenclud@436:             iServer.Stop();
StephaneLenclud@433: 
StephaneLenclud@433:         }
StephaneLenclud@433: 
StephaneLenclud@442:         public void Redraw(bool aPacked, bool aDisplayTime)
StephaneLenclud@433:         {
StephaneLenclud@443:             const int KNumberOfTickBeforeSwitch = 4;
StephaneLenclud@443:             const int KMaxCharacterPerLine = 16;
StephaneLenclud@442:             string packedFirstLine=""; //We have 16 chars per line on our VFD
StephaneLenclud@442:             string packedSecondLine="";
StephaneLenclud@442:             int count = 0;
StephaneLenclud@442: 
StephaneLenclud@443:             string time = DateTime.Now.ToShortTimeString();
StephaneLenclud@443: 
StephaneLenclud@439:             //Update all sensors from our front view
StephaneLenclud@438:             foreach (SensorFrontView sensor in list)
StephaneLenclud@438:             {
StephaneLenclud@442:                 count++;
StephaneLenclud@438:                 sensor.Update();
StephaneLenclud@442: 
StephaneLenclud@444:                 if (aDisplayTime && count == 1)
StephaneLenclud@444:                 {
StephaneLenclud@444:                     //First slot is take by time display
StephaneLenclud@444:                     count++;
StephaneLenclud@444:                     packedFirstLine = time + " ";
StephaneLenclud@444:                 }
StephaneLenclud@444: 
StephaneLenclud@442:                 if (aPacked)
StephaneLenclud@442:                 {
StephaneLenclud@444:                     //Build strings for packed mode
StephaneLenclud@442:                     string packedText = "";
StephaneLenclud@442:                     packedText = sensor.iFirstLine.Substring(0, 3) + ":" + sensor.iSecondLine;
StephaneLenclud@442:                     if (count == 1)
StephaneLenclud@442:                     {
StephaneLenclud@444:                         packedFirstLine = packedText + " "; //Minimum one space to separate sensors on the same line
StephaneLenclud@442:                     }
StephaneLenclud@442:                     else if (count == 2)
StephaneLenclud@442:                     {
StephaneLenclud@444:                         //Add enough spaces to align to right hand side
StephaneLenclud@443:                         while (packedFirstLine.Length + packedText.Length < KMaxCharacterPerLine)
StephaneLenclud@442:                         {
StephaneLenclud@442:                             packedFirstLine += " ";
StephaneLenclud@442:                         }
StephaneLenclud@442:                         packedFirstLine += packedText;
StephaneLenclud@442:                     }
StephaneLenclud@442:                     else if (count == 3)
StephaneLenclud@442:                     {
StephaneLenclud@444:                         packedSecondLine = packedText + " "; //Minimum one space to separate sensors on the same line
StephaneLenclud@442:                     }
StephaneLenclud@442:                     else if (count == 4)
StephaneLenclud@442:                     {
StephaneLenclud@444:                         //Add enough spaces to align to right hand side
StephaneLenclud@443:                         while (packedSecondLine.Length + packedText.Length < KMaxCharacterPerLine)
StephaneLenclud@442:                         {
StephaneLenclud@442:                             packedSecondLine += " ";
StephaneLenclud@442:                         }
StephaneLenclud@442:                         packedSecondLine += packedText;
StephaneLenclud@442:                     }
StephaneLenclud@442:                 }
StephaneLenclud@438:                 //SetText(sensor.iFirstLine, sensor.iSecondLine);
StephaneLenclud@438:             }
StephaneLenclud@438: 
StephaneLenclud@438:             //Alternate between sensors 
StephaneLenclud@438:             if (list.Count > 0)
StephaneLenclud@438:             {
StephaneLenclud@442:                 if (aPacked)
StephaneLenclud@439:                 {
StephaneLenclud@442:                     //string packedLine = "";
StephaneLenclud@442:                     iTickCounter++;
StephaneLenclud@443:                     if (iTickCounter == KNumberOfTickBeforeSwitch) //Move to the next sensor only every so many tick
StephaneLenclud@442:                     {
StephaneLenclud@442:                         iTickCounter = 0;
StephaneLenclud@442:                         if (iNextSensorToDisplay==1)
StephaneLenclud@442:                         {
StephaneLenclud@442:                             iNextSensorToDisplay=0;
StephaneLenclud@442:                         }
StephaneLenclud@442:                         else
StephaneLenclud@442:                         {
StephaneLenclud@442:                             iNextSensorToDisplay=1;
StephaneLenclud@442:                         }
StephaneLenclud@442:                     }
StephaneLenclud@442: 
StephaneLenclud@444:                     //TODO: Do something like that to cycle lines if ever we want to
StephaneLenclud@444:                     //SetText(time, (iNextSensorToDisplay == 1 && packedSecondLine.Length > 0 ? packedSecondLine : packedFirstLine));
StephaneLenclud@442: 
StephaneLenclud@444:                     //Display packed sensors on our FrontView display
StephaneLenclud@444:                     SetText(packedFirstLine, packedSecondLine);
StephaneLenclud@442:                 }
StephaneLenclud@442:                 else
StephaneLenclud@442:                 {
StephaneLenclud@443:                     string secondLine = list[iNextSensorToDisplay].iSecondLine;
StephaneLenclud@443:                     if (aDisplayTime)
StephaneLenclud@443:                     {
StephaneLenclud@443:                         //Add enough spaces
StephaneLenclud@443:                         while (secondLine.Length + time.Length < KMaxCharacterPerLine)
StephaneLenclud@443:                         {
StephaneLenclud@443:                             secondLine += " ";
StephaneLenclud@443:                         }
StephaneLenclud@443:                         secondLine += time;
StephaneLenclud@443:                     }
StephaneLenclud@442:                     //Display current sensor on our FrontView display
StephaneLenclud@443:                     SetText(list[iNextSensorToDisplay].iFirstLine, secondLine);
StephaneLenclud@442:                     iTickCounter++;
StephaneLenclud@443:                     if (iTickCounter == KNumberOfTickBeforeSwitch) //Move to the next sensor only every so many tick
StephaneLenclud@442:                     {
StephaneLenclud@442:                         iTickCounter = 0;
StephaneLenclud@442:                         iNextSensorToDisplay++;
StephaneLenclud@442:                     }
StephaneLenclud@439:                 }
StephaneLenclud@438:             }
StephaneLenclud@438: 
StephaneLenclud@439:             if (iNextSensorToDisplay == list.Count)
StephaneLenclud@438:             {
StephaneLenclud@438:                 //Go back to first sensor
StephaneLenclud@439:                 iNextSensorToDisplay = 0;
StephaneLenclud@438:             }
StephaneLenclud@438: 
StephaneLenclud@438:             
StephaneLenclud@433:         }
StephaneLenclud@433: 
StephaneLenclud@433:         public bool Contains(ISensor sensor)
StephaneLenclud@433:         {
StephaneLenclud@433:             foreach (SensorFrontView icon in list)
StephaneLenclud@433:                 if (icon.Sensor == sensor)
StephaneLenclud@433:                     return true;
StephaneLenclud@433:             return false;
StephaneLenclud@433:         }
StephaneLenclud@433: 
StephaneLenclud@433:         public void Add(ISensor sensor, bool balloonTip)
StephaneLenclud@433:         {
StephaneLenclud@433:             if (Contains(sensor))
StephaneLenclud@433:             {
StephaneLenclud@433:                 return;
StephaneLenclud@433:             }
StephaneLenclud@433:             else
StephaneLenclud@433:             {
StephaneLenclud@433:                 //SL:
StephaneLenclud@438:                 list.Add(new SensorFrontView(this, sensor, balloonTip, settings, unitManager));
StephaneLenclud@433:                 //UpdateMainIconVisibilty();
StephaneLenclud@438:                 settings.SetValue(new Identifier(sensor.Identifier, "FrontView").ToString(), true);
StephaneLenclud@439:                 iNextSensorToDisplay = 0;
StephaneLenclud@444:                 if (list.Count == 1)
StephaneLenclud@444:                 {
StephaneLenclud@444:                     //Just added first sensor in FrontView, unable FrontView plug-in mode
StephaneLenclud@444:                     Init();
StephaneLenclud@444:                 }
StephaneLenclud@433:             }
StephaneLenclud@438: 
StephaneLenclud@433:         }
StephaneLenclud@433: 
StephaneLenclud@433:         public void Remove(ISensor sensor)
StephaneLenclud@433:         {
StephaneLenclud@433:             Remove(sensor, true);
StephaneLenclud@439:             iNextSensorToDisplay = 0;
StephaneLenclud@444:             if (list.Count == 0)
StephaneLenclud@444:             {
StephaneLenclud@444:                 //No sensor to display in FrontView, just disable FrontView plug-in mode
StephaneLenclud@444:                 Uninit();
StephaneLenclud@444:             }
StephaneLenclud@444: 
StephaneLenclud@433:         }
StephaneLenclud@433: 
StephaneLenclud@433:         private void Remove(ISensor sensor, bool deleteConfig)
StephaneLenclud@433:         {
StephaneLenclud@433:             if (deleteConfig)
StephaneLenclud@433:             {
StephaneLenclud@433:                 settings.Remove(
StephaneLenclud@438:                   new Identifier(sensor.Identifier, "FrontView").ToString());
StephaneLenclud@433:             }
StephaneLenclud@433:             SensorFrontView instance = null;
StephaneLenclud@433:             foreach (SensorFrontView icon in list)
StephaneLenclud@433:                 if (icon.Sensor == sensor)
StephaneLenclud@433:                     instance = icon;
StephaneLenclud@433:             if (instance != null)
StephaneLenclud@433:             {
StephaneLenclud@433:                 list.Remove(instance);
StephaneLenclud@438:                 //UpdateMainIconVisibilty();
StephaneLenclud@433:                 instance.Dispose();
StephaneLenclud@433:             }
StephaneLenclud@433:         }
StephaneLenclud@433: 
StephaneLenclud@433: 
StephaneLenclud@433: 
StephaneLenclud@433:         private void UpdateMainIconVisibilty()
StephaneLenclud@433:         {
StephaneLenclud@433:             /*
StephaneLenclud@433:             if (mainIconEnabled)
StephaneLenclud@433:             {
StephaneLenclud@433:                 mainIcon.Visible = list.Count == 0;
StephaneLenclud@433:             }
StephaneLenclud@433:             else
StephaneLenclud@433:             {
StephaneLenclud@433:                 mainIcon.Visible = false;
StephaneLenclud@433:             }
StephaneLenclud@433:              */
StephaneLenclud@433:         }
StephaneLenclud@433: 
StephaneLenclud@436:         public void Init()
StephaneLenclud@434:         {
StephaneLenclud@436:             iServer.SendMessage("init:");
StephaneLenclud@434:         }
StephaneLenclud@434: 
StephaneLenclud@435:         public void Uninit()
StephaneLenclud@434:         {
StephaneLenclud@436:             iServer.SendMessage("uninit:");
StephaneLenclud@434:         }
StephaneLenclud@434: 
StephaneLenclud@435:         public void SetText(string aUpperLine, string aLowerLine)
StephaneLenclud@434:         {
StephaneLenclud@438:             iServer.SendMessage("set-vfd-text:" + aUpperLine + "\n" + aLowerLine);
StephaneLenclud@434:         }
StephaneLenclud@434: 
StephaneLenclud@437:         public void Quit()
StephaneLenclud@437:         {
StephaneLenclud@437:             iServer.SendMessage("quit:");
StephaneLenclud@437:         }
StephaneLenclud@437: 
StephaneLenclud@433:         /*
StephaneLenclud@433:         public bool IsMainIconEnabled
StephaneLenclud@433:         {
StephaneLenclud@433:             get { return mainIconEnabled; }
StephaneLenclud@433:             set
StephaneLenclud@433:             {
StephaneLenclud@433:                 if (mainIconEnabled != value)
StephaneLenclud@433:                 {
StephaneLenclud@433:                     mainIconEnabled = value;
StephaneLenclud@433:                     UpdateMainIconVisibilty();
StephaneLenclud@433:                 }
StephaneLenclud@433:             }
StephaneLenclud@433:         }*/
StephaneLenclud@434: 
StephaneLenclud@435: 
StephaneLenclud@433:     }
StephaneLenclud@433: }