OpenHardwareMonitor: GUI/SensorNotifyIcon.cs@25ef2c489ce8

     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));

    56       this.font = SystemFonts.MessageBoxFont;

    57       this.smallFont = new Font(font.FontFamily, font.Size * 0.8f);

    59       ContextMenu contextMenu = new ContextMenu();

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

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

    62         sensorSystemTray.SendHideShowCommand();

    63       };

    64       contextMenu.MenuItems.Add(hideShowItem);

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

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

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

    68         sensorSystemTray.Remove(this.sensor);

    69       };

    70       contextMenu.MenuItems.Add(removeItem);

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

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

    73         ColorDialog dialog = new ColorDialog();

    74         dialog.Color = Color;

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

    76           Color = dialog.Color;

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

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

    79         }

    80       };

    81       contextMenu.MenuItems.Add(colorItem);

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

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

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

    85         sensorSystemTray.SendExitCommand();

    86       };

    87       contextMenu.MenuItems.Add(exitItem);

    88       this.notifyIcon.ContextMenu = contextMenu;

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

    90         sensorSystemTray.SendHideShowCommand();

    91       };

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

    94       float dpiX, dpiY;

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

    96         dpiX = b.HorizontalResolution;

    97         dpiY = b.VerticalResolution;

    98       }

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

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

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

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

   105       width = width < 16 ? 16: width;

   106       height = height < 16 ? 16: height;

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

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

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

   112         this.graphics.TextRenderingHint = TextRenderingHint.ClearTypeGridFit;

   113         this.graphics.SmoothingMode = SmoothingMode.HighQuality;

   114       }

   115     }

   117     public ISensor Sensor {

   118       get { return sensor; }

   119     }

   121     public Color Color {

   122       get { return color; }

   123       set {

   124         this.color = value;

   125         this.darkColor = Color.FromArgb(255,

   126           this.color.R / 3,

   127           this.color.G / 3,

   128           this.color.B / 3);

   129         Brush brush = this.brush;

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

   131         if (brush != null)

   132           brush.Dispose();

   133         Brush darkBrush = this.darkBrush;

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

   135         if (darkBrush != null)

   136           darkBrush.Dispose();

   137       }

   138     }

   140     public void Dispose() {

   141       Icon icon = notifyIcon.Icon;

   142       notifyIcon.Icon = null;

   143       if (icon != null)

   144         icon.Dispose();

   145       notifyIcon.Dispose();

   147       if (brush != null)

   148         brush.Dispose();

   149       if (darkBrush != null)

   150         darkBrush.Dispose();

   151       pen.Dispose();

   152       graphics.Dispose();

   153       bitmap.Dispose();

   154       smallFont.Dispose();

   155     }

   157     private string GetString() {

   158       if (!sensor.Value.HasValue)

   159         return "-";

   161       switch (sensor.SensorType) {

   162         case SensorType.Voltage:

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

   164         case SensorType.Clock:

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

   166         case SensorType.Load:

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

   168         case SensorType.Temperature:

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

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

   171               UnitManager.CelsiusToFahrenheit(sensor.Value));

   172           else

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

   174         case SensorType.Fan:

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

   176         case SensorType.Flow:

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

   178         case SensorType.Control:

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

   180         case SensorType.Level:

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

   182         case SensorType.Power:

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

   184         case SensorType.Data:

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

   186         case SensorType.Factor:

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

   188       }

   189       return "-";

   190     }

   192     private Icon CreateTransparentIcon() {

   193       string text = GetString();

   194       int count = 0;

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

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

   197           count++;

   198       bool small = count > 2;

   200       graphics.Clear(Color.Black);

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

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

   204       BitmapData data = bitmap.LockBits(

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

   206         ImageLockMode.ReadOnly, PixelFormat.Format32bppArgb);

   208       IntPtr Scan0 = data.Scan0;

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

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

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

   213       bitmap.UnlockBits(data);

   215       byte red, green, blue;

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

   217         blue = bytes[i];

   218         green = bytes[i + 1];

   219         red = bytes[i + 2];

   221         bytes[i] = color.B;

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

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

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

   225       }

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

   228         PixelFormat.Format32bppArgb);

   229     }

   231     private Icon CreatePercentageIcon() {

   232       try {

   233         graphics.Clear(Color.Transparent);

   234       } catch (ArgumentException) {

   235         graphics.Clear(Color.Black);

   236       }

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

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

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

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

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

   243       BitmapData data = bitmap.LockBits(

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

   245         ImageLockMode.ReadOnly, PixelFormat.Format32bppArgb);

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

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

   248       bitmap.UnlockBits(data);

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

   251         PixelFormat.Format32bppArgb);

   252     }

   254     public void Update() {

   255       Icon icon = notifyIcon.Icon;

   257       switch (sensor.SensorType) {

   258         case SensorType.Load:

   259         case SensorType.Control:

   260         case SensorType.Level:

   261           notifyIcon.Icon = CreatePercentageIcon();

   262           break;

   263         default:

   264           notifyIcon.Icon = CreateTransparentIcon();

   265           break;

   266       }

   268       if (icon != null)

   269         icon.Dispose();

   271       string format = "";

   272       switch (sensor.SensorType) {

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

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

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

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

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

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

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

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

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

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

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

   284       }

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

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

   288         unitManager.TemperatureUnit == TemperatureUnit.Fahrenheit)

   289       {

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

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

   292           UnitManager.CelsiusToFahrenheit(sensor.Value));

   293       }

   295       string hardwareName = sensor.Hardware.Name;

   296       hardwareName = hardwareName.Substring(0,

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

   298       string text = hardwareName + formattedValue;

   299       if (text.Length > 63)

   300         text = null;

   302       notifyIcon.Text = text;

   303       notifyIcon.Visible = true;

   304     }

   305   }

   306 }

author	moel.mich
	Tue, 17 Jul 2012 16:10:59 +0000
changeset 364	25ef2c489ce8
parent 362	1dfe9dac1651
child 366	667c75cad937
permissions	-rw-r--r--