OpenHardwareMonitor: GUI/SensorNotifyIcon.cs@090259cfd699

     1 /*

     3   This Source Code Form is subject to the terms of the Mozilla Public

     4   License, v. 2.0. If a copy of the MPL was not distributed with this

     5   file, You can obtain one at http://mozilla.org/MPL/2.0/.

     7   Copyright (C) 2009-2012 Michael Möller <mmoeller@openhardwaremonitor.org>

     9 */

    11 using System;

    12 using System.Drawing;

    13 using System.Drawing.Drawing2D;

    14 using System.Drawing.Imaging;

    15 using System.Drawing.Text;

    16 using System.Runtime.InteropServices;

    17 using System.Windows.Forms;

    18 using OpenHardwareMonitor.Hardware;

    19 using OpenHardwareMonitor.Utilities;

    21 namespace OpenHardwareMonitor.GUI {

    22   public class SensorNotifyIcon : IDisposable {

    24     private UnitManager unitManager;

    26     private ISensor sensor;

    27     private NotifyIconAdv notifyIcon;

    28     private Bitmap bitmap;

    29     private Graphics graphics;

    30     private Color color;

    31     private Color darkColor;

    32     private Brush brush;

    33     private Brush darkBrush;

    34     private Pen pen;

    35     private Font font;

    36     private Font smallFont;

    38     public SensorNotifyIcon(SystemTray sensorSystemTray, ISensor sensor,

    39       bool balloonTip, PersistentSettings settings, UnitManager unitManager)

    40     {

    41       this.unitManager = unitManager;

    42       this.sensor = sensor;

    43       this.notifyIcon = new NotifyIconAdv();

    45       Color defaultColor = Color.Black;

    46       if (sensor.SensorType == SensorType.Load ||

    47           sensor.SensorType == SensorType.Control ||

    48           sensor.SensorType == SensorType.Level)

    49       {

    50         defaultColor = Color.FromArgb(0xff, 0x70, 0x8c, 0xf1);

    51       }

    52       Color = settings.GetValue(new Identifier(sensor.Identifier,

    53         "traycolor").ToString(), defaultColor);

    55       this.pen = new Pen(Color.FromArgb(96, Color.Black));

    57       ContextMenu contextMenu = new ContextMenu();

    58       MenuItem hideShowItem = new MenuItem("Hide/Show");

    59       hideShowItem.Click += delegate(object obj, EventArgs args) {

    60         sensorSystemTray.SendHideShowCommand();

    61       };

    62       contextMenu.MenuItems.Add(hideShowItem);

    63       contextMenu.MenuItems.Add(new MenuItem("-"));

    64       MenuItem removeItem = new MenuItem("Remove Sensor");

    65       removeItem.Click += delegate(object obj, EventArgs args) {

    66         sensorSystemTray.Remove(this.sensor);

    67       };

    68       contextMenu.MenuItems.Add(removeItem);

    69       MenuItem colorItem = new MenuItem("Change Color...");

    70       colorItem.Click += delegate(object obj, EventArgs args) {

    71         ColorDialog dialog = new ColorDialog();

    72         dialog.Color = Color;

    73         if (dialog.ShowDialog() == DialogResult.OK) {

    74           Color = dialog.Color;

    75           settings.SetValue(new Identifier(sensor.Identifier,

    76             "traycolor").ToString(), Color);

    77         }

    78       };

    79       contextMenu.MenuItems.Add(colorItem);

    80       contextMenu.MenuItems.Add(new MenuItem("-"));

    81       MenuItem exitItem = new MenuItem("Exit");

    82       exitItem.Click += delegate(object obj, EventArgs args) {

    83         sensorSystemTray.SendExitCommand();

    84       };

    85       contextMenu.MenuItems.Add(exitItem);

    86       this.notifyIcon.ContextMenu = contextMenu;

    87       this.notifyIcon.DoubleClick += delegate(object obj, EventArgs args) {

    88         sensorSystemTray.SendHideShowCommand();

    89       };

    91       // get the default dpi to create an icon with the correct size

    92       float dpiX, dpiY;

    93       using (Bitmap b = new Bitmap(1, 1, PixelFormat.Format32bppArgb)) {

    94         dpiX = b.HorizontalResolution;

    95         dpiY = b.VerticalResolution;

    96       }

    98       // adjust the size of the icon to current dpi (default is 16x16 at 96 dpi)

    99       int width = (int)Math.Round(16 * dpiX / 96);

   100       int height = (int)Math.Round(16 * dpiY / 96);

   102       // make sure it does never get smaller than 16x16

   103       width = width < 16 ? 16 : width;

   104       height = height < 16 ? 16 : height;

   106       // adjust the font size to the icon size

   107       FontFamily family = SystemFonts.MessageBoxFont.FontFamily;

   108       float baseSize;

   109       switch (family.Name) {

   110         case "Segoe UI": baseSize = 12; break;

   111         case "Tahoma": baseSize = 11; break;

   112         default: baseSize = 12; break;

   113       }

   115       this.font = new Font(family,

   116         baseSize * width / 16.0f, GraphicsUnit.Pixel);

   117       this.smallFont = new Font(family,

   118         0.75f * baseSize * width / 16.0f, GraphicsUnit.Pixel);

   120       this.bitmap = new Bitmap(width, height, PixelFormat.Format32bppArgb);

   121       this.graphics = Graphics.FromImage(this.bitmap);

   123       if (Environment.OSVersion.Version.Major > 5) {

   124         this.graphics.TextRenderingHint = TextRenderingHint.ClearTypeGridFit;

   125         this.graphics.SmoothingMode = SmoothingMode.HighQuality;

   126       }

   127     }

   129     public ISensor Sensor {

   130       get { return sensor; }

   131     }

   133     public Color Color {

   134       get { return color; }

   135       set {

   136         this.color = value;

   137         this.darkColor = Color.FromArgb(255,

   138           this.color.R / 3,

   139           this.color.G / 3,

   140           this.color.B / 3);

   141         Brush brush = this.brush;

   142         this.brush = new SolidBrush(this.color);

   143         if (brush != null)

   144           brush.Dispose();

   145         Brush darkBrush = this.darkBrush;

   146         this.darkBrush = new SolidBrush(this.darkColor);

   147         if (darkBrush != null)

   148           darkBrush.Dispose();

   149       }

   150     }

   152     public void Dispose() {

   153       Icon icon = notifyIcon.Icon;

   154       notifyIcon.Icon = null;

   155       if (icon != null)

   156         icon.Dispose();

   157       notifyIcon.Dispose();

   159       if (brush != null)

   160         brush.Dispose();

   161       if (darkBrush != null)

   162         darkBrush.Dispose();

   163       pen.Dispose();

   164       graphics.Dispose();

   165       bitmap.Dispose();

   166       font.Dispose();

   167       smallFont.Dispose();

   168     }

   170     private string GetString() {

   171       if (!sensor.Value.HasValue)

   172         return "-";

   174       switch (sensor.SensorType) {

   175         case SensorType.Voltage:

   176           return string.Format("{0:F1}", sensor.Value);

   177         case SensorType.Clock:

   178           return string.Format("{0:F1}", 1e-3f * sensor.Value);

   179         case SensorType.Load:

   180           return string.Format("{0:F0}", sensor.Value);

   181         case SensorType.Temperature:

   182           if (unitManager.TemperatureUnit == TemperatureUnit.Fahrenheit)

   183             return string.Format("{0:F0}",

   184               UnitManager.CelsiusToFahrenheit(sensor.Value));

   185           else

   186             return string.Format("{0:F0}", sensor.Value);

   187         case SensorType.Fan:

   188           return string.Format("{0:F1}", 1e-3f * sensor.Value);

   189         case SensorType.Flow:

   190           return string.Format("{0:F1}", 1e-3f * sensor.Value);

   191         case SensorType.Control:

   192           return string.Format("{0:F0}", sensor.Value);

   193         case SensorType.Level:

   194           return string.Format("{0:F0}", sensor.Value);

   195         case SensorType.Power:

   196           return string.Format("{0:F0}", sensor.Value);

   197         case SensorType.Data:

   198           return string.Format("{0:F0}", sensor.Value);

   199         case SensorType.Factor:

   200           return string.Format("{0:F1}", sensor.Value);

   201       }

   202       return "-";

   203     }

   205     private Icon CreateTransparentIcon() {

   206       string text = GetString();

   207       int count = 0;

   208       for (int i = 0; i < text.Length; i++)

   209         if ((text[i] >= '0' && text[i] <= '9') || text[i] == '-')

   210           count++;

   211       bool small = count > 2;

   213       graphics.Clear(Color.Black);

   214       TextRenderer.DrawText(graphics, text, small ? smallFont : font,

   215         new Point(-2, small ? 1 : 0), Color.White, Color.Black);

   217       BitmapData data = bitmap.LockBits(

   218         new Rectangle(0, 0, bitmap.Width, bitmap.Height),

   219         ImageLockMode.ReadOnly, PixelFormat.Format32bppArgb);

   221       IntPtr Scan0 = data.Scan0;

   223       int numBytes = bitmap.Width * bitmap.Height * 4;

   224       byte[] bytes = new byte[numBytes];

   225       Marshal.Copy(Scan0, bytes, 0, numBytes);

   226       bitmap.UnlockBits(data);

   228       byte red, green, blue;

   229       for (int i = 0; i < bytes.Length; i += 4) {

   230         blue = bytes[i];

   231         green = bytes[i + 1];

   232         red = bytes[i + 2];

   234         bytes[i] = color.B;

   235         bytes[i + 1] = color.G;

   236         bytes[i + 2] = color.R;

   237         bytes[i + 3] = (byte)(0.3 * red + 0.59 * green + 0.11 * blue);

   238       }

   240       return IconFactory.Create(bytes, bitmap.Width, bitmap.Height,

   241         PixelFormat.Format32bppArgb);

   242     }

   244     private Icon CreatePercentageIcon() {

   245       try {

   246         graphics.Clear(Color.Transparent);

   247       } catch (ArgumentException) {

   248         graphics.Clear(Color.Black);

   249       }

   250       graphics.FillRectangle(darkBrush, 0.5f, -0.5f, bitmap.Width - 2, bitmap.Height);

   251       float value = sensor.Value.GetValueOrDefault();

   252       float y = 0.16f * (100 - value);

   253       graphics.FillRectangle(brush, 0.5f, -0.5f + y, bitmap.Width - 2, bitmap.Height - y);

   254       graphics.DrawRectangle(pen, 1, 0, bitmap.Width - 3, bitmap.Height - 1);

   256       BitmapData data = bitmap.LockBits(

   257         new Rectangle(0, 0, bitmap.Width, bitmap.Height),

   258         ImageLockMode.ReadOnly, PixelFormat.Format32bppArgb);

   259       byte[] bytes = new byte[bitmap.Width * bitmap.Height * 4];

   260       Marshal.Copy(data.Scan0, bytes, 0, bytes.Length);

   261       bitmap.UnlockBits(data);

   263       return IconFactory.Create(bytes, bitmap.Width, bitmap.Height,

   264         PixelFormat.Format32bppArgb);

   265     }

   267     public void Update() {

   268       Icon icon = notifyIcon.Icon;

   270       switch (sensor.SensorType) {

   271         case SensorType.Load:

   272         case SensorType.Control:

   273         case SensorType.Level:

   274           notifyIcon.Icon = CreatePercentageIcon();

   275           break;

   276         default:

   277           notifyIcon.Icon = CreateTransparentIcon();

   278           break;

   279       }

   281       if (icon != null)

   282         icon.Dispose();

   284       string format = "";

   285       switch (sensor.SensorType) {

   286         case SensorType.Voltage: format = "\n{0}: {1:F2} V"; break;

   287         case SensorType.Clock: format = "\n{0}: {1:F0} MHz"; break;

   288         case SensorType.Load: format = "\n{0}: {1:F1} %"; break;

   289         case SensorType.Temperature: format = "\n{0}: {1:F1} °C"; break;

   290         case SensorType.Fan: format = "\n{0}: {1:F0} RPM"; break;

   291         case SensorType.Flow: format = "\n{0}: {1:F0} L/h"; break;

   292         case SensorType.Control: format = "\n{0}: {1:F1} %"; break;

   293         case SensorType.Level: format = "\n{0}: {1:F1} %"; break;

   294         case SensorType.Power: format = "\n{0}: {1:F0} W"; break;

   295         case SensorType.Data: format = "\n{0}: {1:F0} GB"; break;

   296         case SensorType.Factor: format = "\n{0}: {1:F3} GB"; break;

   297       }

   298       string formattedValue = string.Format(format, sensor.Name, sensor.Value);

   300       if (sensor.SensorType == SensorType.Temperature &&

   301         unitManager.TemperatureUnit == TemperatureUnit.Fahrenheit)

   302       {

   303         format = "\n{0}: {1:F1} °F";

   304         formattedValue = string.Format(format, sensor.Name,

   305           UnitManager.CelsiusToFahrenheit(sensor.Value));

   306       }

   308       string hardwareName = sensor.Hardware.Name;

   309       hardwareName = hardwareName.Substring(0,

   310         Math.Min(63 - formattedValue.Length, hardwareName.Length));

   311       string text = hardwareName + formattedValue;

   312       if (text.Length > 63)

   313         text = null;

   315       notifyIcon.Text = text;

   316       notifyIcon.Visible = true;

   317     }

   318   }

   319 }

author	StephaneLenclud
	Sun, 03 Feb 2013 18:01:50 +0100
branch	MiniDisplay
changeset 433	090259cfd699
parent 363	daa9590e1bee
permissions	-rw-r--r--